diff --git a/test/mermaid/scanned_hard/mermaid_1.txt b/test/mermaid/scanned_hard/mermaid_1.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d45a8b70f9f71987b7fc94423c18a4740bb328f5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_1.txt
@@ -0,0 +1,10 @@
+<Account Closure, connectedTo, Underwriting>
+<Account Closure, manages, Treasury Management>
+<Budgeting Analysis, calculates, Portfolio Management>
+<Credit Scoring, monitors, Account Closure>
+<Payment Gateway Integration, complies, Budgeting Analysis>
+<Portfolio Management, disburses, Credit Scoring>
+<Transaction Logging, models, Treasury Management>
+<Treasury Management, recommends, Payment Gateway Integration>
+<Underwriting, connectedTo, Transaction Audit>
+<start, connectedTo, Transaction Logging>
diff --git a/test/mermaid/scanned_hard/mermaid_10.txt b/test/mermaid/scanned_hard/mermaid_10.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f614a1603ba83a4f121565e9d6161d3ed7f2a743
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_10.txt
@@ -0,0 +1,12 @@
+<Antenna Maintenance, configures, Call Recording>
+<Antenna Maintenance, supports, Service Complaint>
+<Call Recording, connectedTo, VoIP Service>
+<Issue Resolution, installs, Antenna Maintenance>
+<Network Upgrade, regulates, SIM Registration>
+<Plan Selection, tops up, Issue Resolution>
+<Roaming Activation, connectedTo, Antenna Maintenance>
+<Roaming Activation, connectedTo, Plan Selection>
+<SIM Registration, pays, Video Conferencing>
+<Service Complaint, registers, Network Upgrade>
+<Troubleshooting Guide, connectedTo, Service Complaint>
+<VoIP Service, routes, Troubleshooting Guide>
diff --git a/test/mermaid/scanned_hard/mermaid_100.mmd b/test/mermaid/scanned_hard/mermaid_100.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..64743f4bacae021b79d93b4e32d566e962b93388
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_100.mmd
@@ -0,0 +1,40 @@
+graph RL
+    N0([Corporate Governance Standards])
+    N1[/Audit Planning/]
+    N2{Labor Law Compliance}
+    N3[/Information Security Compliance/]
+    N4(Compliance Training)
+    N5(Ethics Committee Formation)
+    N6[(Fair Competition Compliance)]
+    N7[/Monitoring and Enforcement/]
+    N8([Reporting Mechanisms])
+    N0 --> |guides| N1
+    N1 -.-> |accountability| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> |monitors| N5
+    N5 --> |prevents| N6
+    N6 --> |audits| N7
+    N7 -.-> N8
+    N3 --> |trains| N7
+    N0 --> N2
+    style N0 fill:#FFFAE0,stroke:#FFE470
+    style N1 fill:#E8F0EA,stroke:#92C79A
+    style N2 fill:#FFFAE0,stroke:#FFE470
+    style N3 fill:#FFFAE0,stroke:#FFE470
+    style N4 fill:#E8F0EA,stroke:#92C79A
+    style N5 fill:#FFFAE0,stroke:#FFE470
+    style N6 fill:#E8F0EA,stroke:#92C79A
+    style N7 fill:#FFFAE0,stroke:#FFE470
+    style N8 fill:#C8E6C9,stroke:#4CAF50
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_103.mmd b/test/mermaid/scanned_hard/mermaid_103.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1d40c9301c80646c03defdc26e1365b7c7acea5d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_103.mmd
@@ -0,0 +1,34 @@
+graph LR
+    N0([Cyber Surveillance])
+    N1([Security Personnel Operations])
+    N2(Privacy Concerns Mitigation)
+    N3[/Access Control Systems/]
+    N4[Drone Surveillance]
+    N5[/Wildlife Tracking/]
+    N6([Facial Recognition Systems])
+    N7([Social Media Monitoring])
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> |tracks| N4
+    N4 --> |authenticates| N5
+    N5 --> |visualizes| N6
+    N6 -.-> |shares| N7
+    N6 --> |controls| N4
+    style N0 fill:#F1F8FF,stroke:#42A5F5
+    style N1 fill:#FFDCD6,stroke:#FFB2A5
+    style N2 fill:#CFD8DC,stroke:#607D8B
+    style N3 fill:#CFD8DC,stroke:#607D8B
+    style N4 fill:#CFD8DC,stroke:#607D8B
+    style N5 fill:#F1F8FF,stroke:#42A5F5
+    style N6 fill:#CFD8DC,stroke:#607D8B
+    style N7 fill:#F1F8FF,stroke:#42A5F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#607D8B,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_104.mmd b/test/mermaid/scanned_hard/mermaid_104.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..66ff0fcff87d80fae4afd9924a07916e6d9962c0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_104.mmd
@@ -0,0 +1,46 @@
+graph BT
+    N0([Hotspot Policing])
+    N1[Crime Prevention Through Education]
+    N2[(Reintegration Programs)]
+    N3[/Target Hardening/]
+    N4[Gang Intervention]
+    N5[Early Intervention Programs]
+    N6{Technology for Prevention}
+    N7[[Identity Theft Prevention]]
+    N8([Victim Support Services])
+    N9(Deterrence Strategies)
+    N10([Patrol Operations])
+    N0 -.-> |forecasts| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> |certifies| N5
+    N5 -.-> |laws_enforces| N6
+    N6 --> N7
+    N7 --> |deters| N8
+    N8 -.-> N9
+    N9 --> N10
+    N3 -.-> |investigates| N5
+    style N0 fill:#F6F6F6,stroke:#CFCFCF
+    style N1 fill:#FFF8E1,stroke:#FFD54F
+    style N2 fill:#FFF8E1,stroke:#FFD54F
+    style N3 fill:#F6F6F6,stroke:#CFCFCF
+    style N4 fill:#FFF8E1,stroke:#FFD54F
+    style N5 fill:#F6F6F6,stroke:#CFCFCF
+    style N6 fill:#F6F6F6,stroke:#CFCFCF
+    style N7 fill:#FFF8E1,stroke:#FFD54F
+    style N8 fill:#FFF8E1,stroke:#FFD54F
+    style N9 fill:#FFF8E1,stroke:#FFD54F
+    style N10 fill:#F6F6F6,stroke:#CFCFCF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#388E3C,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_104.txt b/test/mermaid/scanned_hard/mermaid_104.txt
new file mode 100644
index 0000000000000000000000000000000000000000..89b844184abff9fa26e85824c354a158c37d8394
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_104.txt
@@ -0,0 +1,11 @@
+<Crime Prevention Through Education, connectedTo, Reintegration Programs>
+<Deterrence Strategies, connectedTo, Patrol Operations>
+<Early Intervention Programs, laws_enforces, Technology for Prevention>
+<Gang Intervention, certifies, Early Intervention Programs>
+<Hotspot Policing, forecasts, Crime Prevention Through Education>
+<Identity Theft Prevention, deters, Victim Support Services>
+<Reintegration Programs, connectedTo, Target Hardening>
+<Target Hardening, connectedTo, Gang Intervention>
+<Target Hardening, investigates, Early Intervention Programs>
+<Technology for Prevention, connectedTo, Identity Theft Prevention>
+<Victim Support Services, connectedTo, Deterrence Strategies>
diff --git a/test/mermaid/scanned_hard/mermaid_106.mmd b/test/mermaid/scanned_hard/mermaid_106.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..d7bcc01dcc7d538fe4af9b41869b956892807cb2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_106.mmd
@@ -0,0 +1,38 @@
+graph BT
+    N0([start])
+    N1(Sea Level Monitoring)
+    N2[[Buoy Deployment]]
+    N3[/Ocean Acidification Research/]
+    N4[Sediment Analysis]
+    N5{Marine Life Observation}
+    N6[/Physical Oceanography/]
+    N7{Coastal Erosion Research}
+    N8{Tsunami Prediction}
+    N9(Ocean Floor Mapping)
+    N10(Marine Ecosystem Health)
+    N11([end])
+    N0 --> N1
+    N1 --> |no| N2
+    N2 -.-> N3
+    N3 --> |yes| N4
+    N4 -.-> N5
+    N5 --> |yes| N6
+    N6 -.-> |yes| N7
+    N7 --> |no| N8
+    N8 -.-> |no| N9
+    N9 -.-> |no| N10
+    N10 -.-> |yes| N11
+    N11 -.-> N7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_108.mmd b/test/mermaid/scanned_hard/mermaid_108.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..092136126a024b7926cf6cb42f1903940719e448
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_108.mmd
@@ -0,0 +1,52 @@
+graph BT
+    N0([Epigenomics])
+    N1[(Disease Gene Identification)]
+    N2([DNA Sequencing])
+    N3[Gene Annotation]
+    N4[/Cloning Technologies/]
+    N5(Genomic Data Analysis)
+    N6{Single_Cell Genomics}
+    N7[[Next_Generation Sequencing]]
+    N8([Spatial Genomics])
+    N9[/Personalized Medicine/]
+    N10[Variant Calling]
+    N11([end])
+    N0 --> |proteins_characterizes| N1
+    N1 -.-> N2
+    N2 --> |sequences| N3
+    N3 -.-> |DNA_explores| N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> |licenses| N7
+    N7 -.-> N8
+    N8 --> |ethical_considers| N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N0 --> |therapies_develops| N9
+    N2 -.-> |visualizes_data| N0
+    style N0 fill:#B2EBF2,stroke:#00BCD4
+    style N1 fill:#FFFAE0,stroke:#FFE470
+    style N2 fill:#FFFAE0,stroke:#FFE470
+    style N3 fill:#E1F5FE,stroke:#4FC3F7
+    style N4 fill:#FFFAE0,stroke:#FFE470
+    style N5 fill:#E1F5FE,stroke:#4FC3F7
+    style N6 fill:#FFFAE0,stroke:#FFE470
+    style N7 fill:#FFFAE0,stroke:#FFE470
+    style N8 fill:#B2EBF2,stroke:#00BCD4
+    style N9 fill:#B2EBF2,stroke:#00BCD4
+    style N10 fill:#B2EBF2,stroke:#00BCD4
+    style N11 fill:#E1F5FE,stroke:#4FC3F7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_108.txt b/test/mermaid/scanned_hard/mermaid_108.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6730ee4f15fbb2c06f2b403a804af517a1cdac78
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_108.txt
@@ -0,0 +1,13 @@
+<Cloning Technologies, connectedTo, Genomic Data Analysis>
+<DNA Sequencing, sequences, Gene Annotation>
+<DNA Sequencing, visualizes_data, Epigenomics>
+<Disease Gene Identification, connectedTo, DNA Sequencing>
+<Epigenomics, proteins_characterizes, Disease Gene Identification>
+<Epigenomics, therapies_develops, Personalized Medicine>
+<Gene Annotation, DNA_explores, Cloning Technologies>
+<Genomic Data Analysis, connectedTo, Single_Cell Genomics>
+<Next_Generation Sequencing, connectedTo, Spatial Genomics>
+<Personalized Medicine, connectedTo, Variant Calling>
+<Single_Cell Genomics, licenses, Next_Generation Sequencing>
+<Spatial Genomics, ethical_considers, Personalized Medicine>
+<Variant Calling, connectedTo, end>
diff --git a/test/mermaid/scanned_hard/mermaid_109.mmd b/test/mermaid/scanned_hard/mermaid_109.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b56a347c4543edd46cb231d8a4c16d4b3899efa9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_109.mmd
@@ -0,0 +1,42 @@
+graph RL
+    N0([Acoustic Modeling])
+    N1([Command and Control])
+    N2{Cross_Lingual Speech Recognition}
+    N3[Disordered Speech Recognition]
+    N4[Security Authentication]
+    N5([Phonetic Transcription])
+    N6(Embedded Speech Recognition)
+    N7[(Text_to_Speech Synthesis)]
+    N8(Cloud_based Speech Services)
+    N9([Feature Extraction])
+    N0 -.-> |converts| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> |dictates| N4
+    N4 --> N5
+    N5 --> |supports| N6
+    N6 -.-> |generates| N7
+    N7 -.-> |analyzes| N8
+    N8 -.-> |identifies| N9
+    N8 --> N1
+    style N0 fill:#B3E5FC,stroke:#03A9F4
+    style N1 fill:#FFF9D4,stroke:#FFE69C
+    style N2 fill:#D1C4E9,stroke:#7E57C2
+    style N3 fill:#D1C4E9,stroke:#7E57C2
+    style N4 fill:#B3E5FC,stroke:#03A9F4
+    style N5 fill:#D1C4E9,stroke:#7E57C2
+    style N6 fill:#D1C4E9,stroke:#7E57C2
+    style N7 fill:#D1C4E9,stroke:#7E57C2
+    style N8 fill:#FFF9D4,stroke:#FFE69C
+    style N9 fill:#B3E5FC,stroke:#03A9F4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_109.txt b/test/mermaid/scanned_hard/mermaid_109.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b4b0eb77442c27bc99cc3287dc47e22e6b27cc1d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_109.txt
@@ -0,0 +1,10 @@
+<Acoustic Modeling, converts, Command and Control>
+<Cloud_based Speech Services, connectedTo, Command and Control>
+<Cloud_based Speech Services, identifies, Feature Extraction>
+<Command and Control, connectedTo, Cross_Lingual Speech Recognition>
+<Cross_Lingual Speech Recognition, connectedTo, Disordered Speech Recognition>
+<Disordered Speech Recognition, dictates, Security Authentication>
+<Embedded Speech Recognition, generates, Text_to_Speech Synthesis>
+<Phonetic Transcription, supports, Embedded Speech Recognition>
+<Security Authentication, connectedTo, Phonetic Transcription>
+<Text_to_Speech Synthesis, analyzes, Cloud_based Speech Services>
diff --git a/test/mermaid/scanned_hard/mermaid_11.mmd b/test/mermaid/scanned_hard/mermaid_11.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..66a503cfb5adead6588075ea683d8bbe23997879
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_11.mmd
@@ -0,0 +1,48 @@
+graph RL
+    N0([Food Processing])
+    N1{Animal Health Monitoring}
+    N2[Seed Sowing]
+    N3[/Hydroponic System Management/]
+    N4[/Soil Testing/]
+    N5[(Market Transportation)]
+    N6[[Drone Scouting]]
+    N7(Forestry Management)
+    N8(Barn Cleaning)
+    N9([Seedling Transplanting])
+    N10([Equipment Repair])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> |fertilizes| N4
+    N4 --> |distributes| N5
+    N5 -.-> N6
+    N6 --> |maps| N7
+    N7 --> |tracks| N8
+    N8 -.-> |complies| N9
+    N9 --> N10
+    N6 --> |controls| N8
+    N0 --> |educates| N3
+    style N0 fill:#EDF5F3,stroke:#A1D7CD
+    style N1 fill:#ECEFF1,stroke:#90A4AE
+    style N2 fill:#ECEFF1,stroke:#90A4AE
+    style N3 fill:#EDF5F3,stroke:#A1D7CD
+    style N4 fill:#EDF5F3,stroke:#A1D7CD
+    style N5 fill:#ECEFF1,stroke:#90A4AE
+    style N6 fill:#ECEFF1,stroke:#90A4AE
+    style N7 fill:#EDF5F3,stroke:#A1D7CD
+    style N8 fill:#EDF5F3,stroke:#A1D7CD
+    style N9 fill:#ECEFF1,stroke:#90A4AE
+    style N10 fill:#ECEFF1,stroke:#90A4AE
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_111.txt b/test/mermaid/scanned_hard/mermaid_111.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ddfb15f09c46d2a761af1026c952acf369f3881f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_111.txt
@@ -0,0 +1,12 @@
+<Asset Optimization, blockchain_leverages, Real_Time Data Streaming>
+<Augmented Reality Visualization, connectedTo, Asset Optimization>
+<Augmented Reality Visualization, real_time_updates, Data Governance for Twins>
+<Data Governance for Twins, connectedTo, Lifecycle Management>
+<Data Security for Digital Twins, connectedTo, end>
+<Enterprise Asset Management Integration, risks_mitigates, Augmented Reality Visualization>
+<Lifecycle Management, connectedTo, Asset Optimization>
+<Predictive Maintenance, connectedTo, Remote Control Capabilities>
+<Real_Time Data Streaming, connectedTo, Risk Assessment>
+<Remote Control Capabilities, repairs, Enterprise Asset Management Integration>
+<Risk Assessment, troubleshoots, Data Security for Digital Twins>
+<end, scales, Real_Time Data Streaming>
diff --git a/test/mermaid/scanned_hard/mermaid_112.mmd b/test/mermaid/scanned_hard/mermaid_112.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..82d0cbe1d63e86d86456622d99e26d7309fce7b9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_112.mmd
@@ -0,0 +1,36 @@
+graph TD
+    N0([start])
+    N1(Scripting for Automation)
+    N2[Finance Process Automation]
+    N3[(Audit Trail for Automation)]
+    N4(Performance Monitoring of Bots)
+    N5[Optical Character Recognition for Automation]
+    N6[[Integration with Existing Systems]]
+    N7([Compliance in Automation])
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> |optimizes| N3
+    N3 -.-> N4
+    N4 -.-> |tracks| N5
+    N5 -.-> N6
+    N6 -.-> |reports_generates| N7
+    N3 --> |integrates_systems| N5
+    N5 --> |errors_detects| N7
+    style N0 fill:#FFDAB9,stroke:#FFC085
+    style N1 fill:#FFDAB9,stroke:#FFC085
+    style N2 fill:#FCFCE7,stroke:#DCE775
+    style N3 fill:#DACBE3,stroke:#A188D0
+    style N4 fill:#FCFCE7,stroke:#DCE775
+    style N5 fill:#DACBE3,stroke:#A188D0
+    style N6 fill:#FFDAB9,stroke:#FFC085
+    style N7 fill:#FCFCE7,stroke:#DCE775
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#DCE775,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_113.txt b/test/mermaid/scanned_hard/mermaid_113.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c40d4a41f49a09a618279d7f0749614a9f8d6c4c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_113.txt
@@ -0,0 +1,9 @@
+<Component Inspection, connectedTo, Continuous Improvement>
+<Continuous Improvement, connectedTo, Lean Principles in Quality>
+<Lean Principles in Quality, connectedTo, Testing Methods>
+<Metrology, connectedTo, Component Inspection>
+<Metrology, risk_manages, Product Testing>
+<Product Testing, analyzes_data, Quality Planning>
+<Quality Planning, connectedTo, Component Inspection>
+<start, innovates, Product Testing>
+<start, validates, Metrology>
diff --git a/test/mermaid/scanned_hard/mermaid_114.mmd b/test/mermaid/scanned_hard/mermaid_114.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..74a79521c8069ed389dd392a941751bdd4849a33
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_114.mmd
@@ -0,0 +1,34 @@
+graph TD
+    N0([start])
+    N1[[Integration with Other Systems]]
+    N2[(Customer Relationship Management)]
+    N3[/Manufacturing Operations/]
+    N4[User Training]
+    N5([User Acceptance Testing])
+    N6([Cloud ERP Deployment])
+    N7[/Troubleshooting and Support/]
+    N8[Mobile ERP Access]
+    N9([end])
+    N0 --> N1
+    N1 --> |yes| N2
+    N2 --> |no| N3
+    N3 --> |yes| N4
+    N4 -.-> |yes| N5
+    N5 -.-> |no| N6
+    N6 --> |yes| N7
+    N7 -.-> N8
+    N8 -.-> |no| N9
+    N0 --> N3
+    N6 --> |no| N8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#F7BEE0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_114.txt b/test/mermaid/scanned_hard/mermaid_114.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ade249d9361bb8bf1e18a64b875abd809f2efbbd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_114.txt
@@ -0,0 +1,11 @@
+<Cloud ERP Deployment, no, Mobile ERP Access>
+<Cloud ERP Deployment, yes, Troubleshooting and Support>
+<Customer Relationship Management, no, Manufacturing Operations>
+<Integration with Other Systems, yes, Customer Relationship Management>
+<Manufacturing Operations, yes, User Training>
+<Mobile ERP Access, no, end>
+<Troubleshooting and Support, connectedTo, Mobile ERP Access>
+<User Acceptance Testing, no, Cloud ERP Deployment>
+<User Training, yes, User Acceptance Testing>
+<start, connectedTo, Integration with Other Systems>
+<start, connectedTo, Manufacturing Operations>
diff --git a/test/mermaid/scanned_hard/mermaid_115.mmd b/test/mermaid/scanned_hard/mermaid_115.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b8f321ae7ca57772bc32f8ac5e571dd0c00ce363
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_115.mmd
@@ -0,0 +1,28 @@
+graph BT
+    N0([start])
+    N1[Smart Livestock Monitoring]
+    N2{Digital Soil Mapping}
+    N3(Drone Monitoring)
+    N4[Farm Management Dashboards]
+    N5(Variable Rate Application)
+    N6([Farm Robotics])
+    N7([end])
+    N0 -.-> |no| N1
+    N1 -.-> N2
+    N2 -.-> |yes| N3
+    N3 --> |yes| N4
+    N4 -.-> N5
+    N5 --> |yes| N6
+    N6 --> N7
+    N2 -.-> |no| N1
+    N7 -.-> N2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_116.mmd b/test/mermaid/scanned_hard/mermaid_116.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4b4f3d00b1e6d0d7f981469dc0c6528ae6484980
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_116.mmd
@@ -0,0 +1,36 @@
+graph TD
+    N0([Ticketing Sales])
+    N1[/Media Rights Negotiation/]
+    N2[(Gambling and Betting Regulation)]
+    N3(Mental Health Support for Players)
+    N4(Event Broadcasting)
+    N5([Anti_Cheat Measures])
+    N6[[Brand Partnerships]]
+    N7([Player Contracts])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |strategies_develops| N3
+    N3 --> |monetizes| N4
+    N4 -.-> |merchandise_sells| N5
+    N5 -.-> |manages| N6
+    N6 --> N7
+    N7 --> N1
+    N4 --> N0
+    style N0 fill:#FFCCBC,stroke:#FF5722
+    style N1 fill:#D1C4E9,stroke:#7E57C2
+    style N2 fill:#FFCCBC,stroke:#FF5722
+    style N3 fill:#D1C4E9,stroke:#7E57C2
+    style N4 fill:#FFCCBC,stroke:#FF5722
+    style N5 fill:#FFFDE7,stroke:#FBC02D
+    style N6 fill:#FFCCBC,stroke:#FF5722
+    style N7 fill:#FFFDE7,stroke:#FBC02D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FBC02D,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_117.mmd b/test/mermaid/scanned_hard/mermaid_117.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..41bc7c2e610b841e6442acb6ccc3d28682efaa8a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_117.mmd
@@ -0,0 +1,34 @@
+graph RL
+    N0([Gene Therapy for Neurological Disorders])
+    N1[(Optogenetics)]
+    N2{Neuroinformatics}
+    N3(Cellular Neuroscience)
+    N4[Drug Development for Brain Disorders]
+    N5[Sensory Perception Research]
+    N6(Brain_Computer Interface)
+    N7([end])
+    N0 -.-> N1
+    N1 -.-> |models| N2
+    N2 -.-> |presents| N3
+    N3 --> |visualizes_data| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> |therapies_develops| N7
+    N7 --> N6
+    style N0 fill:#C8E6C9,stroke:#4CAF50
+    style N1 fill:#C9F0F0,stroke:#4DD0E1
+    style N2 fill:#C8E6C9,stroke:#4CAF50
+    style N3 fill:#C9F0F0,stroke:#4DD0E1
+    style N4 fill:#C9F0F0,stroke:#4DD0E1
+    style N5 fill:#C8EDFF,stroke:#82DAFF
+    style N6 fill:#C8E6C9,stroke:#4CAF50
+    style N7 fill:#C8EDFF,stroke:#82DAFF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4CAF50,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_119.txt b/test/mermaid/scanned_hard/mermaid_119.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3db47b55930e62b1c73d1fde4390b3965d4211c2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_119.txt
@@ -0,0 +1,8 @@
+<Artificial Cells, connectedTo, Modular Biology Design>
+<Biofoundry Operations, models, Computational Design of Biological Systems>
+<Computational Design of Biological Systems, connectedTo, High_Throughput Screening>
+<DNA Synthesis, data_processes, Artificial Cells>
+<Genetic Circuit Design, publishes, Biofoundry Operations>
+<Modular Biology Design, modifies, Genetic Circuit Design>
+<Public Engagement, connectedTo, Biofoundry Operations>
+<Public Engagement, regulates, DNA Synthesis>
diff --git a/test/mermaid/scanned_hard/mermaid_12.mmd b/test/mermaid/scanned_hard/mermaid_12.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..fee8eb16a7da401cb62012e6f8276cb9afb12559
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_12.mmd
@@ -0,0 +1,34 @@
+graph TD
+    N0([start])
+    N1[[Restaurant Reservation]]
+    N2[[Travel Advisory Updates]]
+    N3[[Travel Blog Creation]]
+    N4[/Activity Booking/]
+    N5[Feedback Collection]
+    N6[Airport Transfer]
+    N7([Group Tour Coordination])
+    N0 -.-> N1
+    N1 -.-> |recommends| N2
+    N2 --> N3
+    N3 -.-> |markets| N4
+    N4 -.-> |assists| N5
+    N5 --> N6
+    N6 -.-> |discovers| N7
+    N2 --> N7
+    style N0 fill:#FFDAB9,stroke:#FFC085
+    style N1 fill:#D7CCC8,stroke:#795548
+    style N2 fill:#C8E6C9,stroke:#388E3C
+    style N3 fill:#D7CCC8,stroke:#795548
+    style N4 fill:#FFDAB9,stroke:#FFC085
+    style N5 fill:#D7CCC8,stroke:#795548
+    style N6 fill:#FFDAB9,stroke:#FFC085
+    style N7 fill:#D7CCC8,stroke:#795548
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC085,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_120.mmd b/test/mermaid/scanned_hard/mermaid_120.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..235148f324b9c1a49d94bae1febde342ed5cb075
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_120.mmd
@@ -0,0 +1,44 @@
+graph TD
+    N0([Learning Analytics Dashboards])
+    N1[(Gamified Learning)]
+    N2[Interactive Content Creation]
+    N3[(Curriculum Digitization)]
+    N4[Digital Textbooks]
+    N5(Blockchain for Educational Credentials)
+    N6[[Teacher Training Platforms]]
+    N7[AI in Education]
+    N8[[Competency_Based Learning Platforms]]
+    N9([Accessibility in EdTech])
+    N0 --> |experiences_personalizes| N1
+    N1 --> |evaluates| N2
+    N2 --> |funds| N3
+    N3 -.-> |robotics_integrates| N4
+    N4 --> N5
+    N5 --> |simulates| N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> |teachers_trains| N9
+    N9 -.-> N2
+    N2 --> |administrators_assists| N9
+    style N0 fill:#E1BEE7,stroke:#9C27B0
+    style N1 fill:#FCE4EC,stroke:#E91E63
+    style N2 fill:#EDE7F6,stroke:#7E57C2
+    style N3 fill:#FCE4EC,stroke:#E91E63
+    style N4 fill:#E1BEE7,stroke:#9C27B0
+    style N5 fill:#E1BEE7,stroke:#9C27B0
+    style N6 fill:#E1BEE7,stroke:#9C27B0
+    style N7 fill:#E1BEE7,stroke:#9C27B0
+    style N8 fill:#EDE7F6,stroke:#7E57C2
+    style N9 fill:#FCE4EC,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_120.txt b/test/mermaid/scanned_hard/mermaid_120.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c8df6bef93ee84ddecc025dd226c9ee8c241cf9e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_120.txt
@@ -0,0 +1,11 @@
+<AI in Education, connectedTo, Competency_Based Learning Platforms>
+<Accessibility in EdTech, connectedTo, Interactive Content Creation>
+<Blockchain for Educational Credentials, simulates, Teacher Training Platforms>
+<Competency_Based Learning Platforms, teachers_trains, Accessibility in EdTech>
+<Curriculum Digitization, robotics_integrates, Digital Textbooks>
+<Digital Textbooks, connectedTo, Blockchain for Educational Credentials>
+<Gamified Learning, evaluates, Interactive Content Creation>
+<Interactive Content Creation, administrators_assists, Accessibility in EdTech>
+<Interactive Content Creation, funds, Curriculum Digitization>
+<Learning Analytics Dashboards, experiences_personalizes, Gamified Learning>
+<Teacher Training Platforms, connectedTo, AI in Education>
diff --git a/test/mermaid/scanned_hard/mermaid_121.mmd b/test/mermaid/scanned_hard/mermaid_121.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..08ce8235d0736ff4561e663b0096da842e7c2ec2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_121.mmd
@@ -0,0 +1,62 @@
+graph RL
+    N0([start])
+    N1([Climate Modeling])
+    N2{Atmospheric Sounding}
+    N3[Marine Weather Forecast]
+    N4[[Seasonal Outlook Preparation]]
+    N5[(Satellite Meteorology)]
+    N6[Air Quality Forecasting]
+    N7(Meteorological Station Maintenance)
+    N8[[Climate Change Impact Study]]
+    N9[Storm Tracking]
+    N10([end])
+    S0(( ))
+    M0(( ))
+    subgraph Weather Forecasting
+        nest0_0[Tornado Watch or Warning]
+        nest0_1(Ocean_Atmosphere Interaction Study)
+        nest0_2[(Flood Prediction)]
+    end
+    N0 --> |no| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> |no| N8
+    N8 --> N9
+    N9 --> N10
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N2 -.-> |yes| nest0_0
+    nest0_2 --> N6
+    N2 --> S0
+    S0 -.-> N4
+    S0 -.-> |no| N8
+    N5 -.-> M0
+    N4 --> M0
+    M0 --> N9
+    style S0 fill:#FFFDE0,stroke:#FFF8A6
+    style M0 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#61CAC3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_121.txt b/test/mermaid/scanned_hard/mermaid_121.txt
new file mode 100644
index 0000000000000000000000000000000000000000..27ceef0103da280089e00094135d45f658d46d87
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_121.txt
@@ -0,0 +1,21 @@
+<Air Quality Forecasting, connectedTo, Meteorological Station Maintenance>
+<Atmospheric Sounding, connectedTo, Marine Weather Forecast>
+<Atmospheric Sounding, connectedTo, Seasonal Outlook Preparation>
+<Atmospheric Sounding, no, Climate Change Impact Study>
+<Atmospheric Sounding, yes, Tornado Watch or Warning>
+<Climate Change Impact Study, connectedTo, Storm Tracking>
+<Climate Modeling, connectedTo, Atmospheric Sounding>
+<Flood Prediction, connectedTo, Air Quality Forecasting>
+<Flood Prediction, partOf, Weather Forecasting>
+<Marine Weather Forecast, connectedTo, Seasonal Outlook Preparation>
+<Meteorological Station Maintenance, no, Climate Change Impact Study>
+<Ocean_Atmosphere Interaction Study, connectedTo, Flood Prediction>
+<Ocean_Atmosphere Interaction Study, partOf, Weather Forecasting>
+<Satellite Meteorology, connectedTo, Air Quality Forecasting>
+<Satellite Meteorology, connectedTo, Storm Tracking>
+<Seasonal Outlook Preparation, connectedTo, Satellite Meteorology>
+<Seasonal Outlook Preparation, connectedTo, Storm Tracking>
+<Storm Tracking, connectedTo, end>
+<Tornado Watch or Warning, connectedTo, Ocean_Atmosphere Interaction Study>
+<Tornado Watch or Warning, partOf, Weather Forecasting>
+<start, no, Climate Modeling>
diff --git a/test/mermaid/scanned_hard/mermaid_122.txt b/test/mermaid/scanned_hard/mermaid_122.txt
new file mode 100644
index 0000000000000000000000000000000000000000..809b7ff9a6aad939366a5b41fbbd33079d680eb6
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_122.txt
@@ -0,0 +1,24 @@
+<Agricultural Weather Advisory, connectedTo, Weather Forecasting>
+<Agricultural Weather Advisory, validates, Numerical Weather Prediction>
+<Climate Change Impact Study, connectedTo, Pollution Dispersion Modeling>
+<Climate Change Impact Study, connectedTo, Satellite Meteorology>
+<Climate Change Impact Study, connectedTo, Severe Weather Warning>
+<Climate Change Impact Study, predicts, Weather Forecasting>
+<Climate Data Archiving, connectedTo, Precipitation Measurement>
+<Climate Modeling, connectedTo, Hurricane Trajectory Modeling>
+<Climate Modeling, partOf, Snowfall Measurement>
+<Cloud Observation, connectedTo, Pollution Dispersion Modeling>
+<Flood Prediction, connectedTo, Climate Change Impact Study>
+<Flood Prediction, connectedTo, Satellite Meteorology>
+<Hurricane Trajectory Modeling, detects, Cloud Observation>
+<Hurricane Trajectory Modeling, partOf, Snowfall Measurement>
+<Meteorological Instrument Calibration, connectedTo, Drought Monitoring>
+<Numerical Weather Prediction, connectedTo, Climate Modeling>
+<Numerical Weather Prediction, partOf, Snowfall Measurement>
+<Pollution Dispersion Modeling, connectedTo, Agricultural Weather Advisory>
+<Precipitation Measurement, alerts, Cloud Observation>
+<Precipitation Measurement, connectedTo, Pollution Dispersion Modeling>
+<Precipitation Measurement, connectedTo, Weather Forecasting>
+<Satellite Meteorology, connectedTo, Climate Data Archiving>
+<Severe Weather Warning, connectedTo, Satellite Meteorology>
+<Weather Forecasting, transmits, Meteorological Instrument Calibration>
diff --git a/test/mermaid/scanned_hard/mermaid_123.txt b/test/mermaid/scanned_hard/mermaid_123.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f5a5bece8316136a79ae14246dd7588974d8278a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_123.txt
@@ -0,0 +1,21 @@
+<Arctic Weather Research, connectedTo, end>
+<Aviation Weather Briefing, connectedTo, Arctic Weather Research>
+<Cloud Observation, connectedTo, Temperature Monitoring>
+<Cloud Observation, partOf, Pollution Dispersion Modeling>
+<Hurricane Trajectory Modeling, connectedTo, Aviation Weather Briefing>
+<Hurricane Trajectory Modeling, yes, Nowcasting>
+<Nowcasting, connectedTo, Snowfall Measurement>
+<Nowcasting, no, Seasonal Outlook Preparation>
+<Nowcasting, yes, Aviation Weather Briefing>
+<Seasonal Outlook Preparation, connectedTo, Aviation Weather Briefing>
+<Severe Weather Warning, partOf, Pollution Dispersion Modeling>
+<Severe Weather Warning, yes, Hurricane Trajectory Modeling>
+<Snowfall Measurement, connectedTo, Cloud Observation>
+<Snowfall Measurement, partOf, Pollution Dispersion Modeling>
+<Temperature Monitoring, connectedTo, Severe Weather Warning>
+<Temperature Monitoring, partOf, Pollution Dispersion Modeling>
+<start, connectedTo, Arctic Weather Research>
+<start, connectedTo, Aviation Weather Briefing>
+<start, connectedTo, Hurricane Trajectory Modeling>
+<start, yes, Aviation Weather Briefing>
+<start, yes, end>
diff --git a/test/mermaid/scanned_hard/mermaid_124.txt b/test/mermaid/scanned_hard/mermaid_124.txt
new file mode 100644
index 0000000000000000000000000000000000000000..af8446f6a623f21c394101d3c578d82982a21731
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_124.txt
@@ -0,0 +1,18 @@
+<Anaerobic Digestion, yes, Waste Management Policy Development>
+<Closed_Loop Systems, no, Public Education on Waste>
+<Community Recycling Programs, connectedTo, Landfill Gas Collection>
+<Community Recycling Programs, partOf, Smart Waste Bins>
+<Construction and Demolition Waste Management, connectedTo, Anaerobic Digestion>
+<Construction and Demolition Waste Management, connectedTo, Waste Management Policy Development>
+<Construction and Demolition Waste Management, connectedTo, end>
+<Container Management, connectedTo, Community Recycling Programs>
+<Container Management, yes, Construction and Demolition Waste Management>
+<Illegal Dumping Monitoring, connectedTo, Industrial Waste Management>
+<Industrial Waste Management, yes, Closed_Loop Systems>
+<Landfill Gas Collection, connectedTo, Waste Management Policy Development>
+<Landfill Gas Collection, partOf, Smart Waste Bins>
+<Public Education on Waste, connectedTo, Landfill Gas Collection>
+<Public Education on Waste, connectedTo, Waste Reduction Planning>
+<Waste Management Policy Development, connectedTo, end>
+<Waste Reduction Planning, connectedTo, Container Management>
+<start, connectedTo, Illegal Dumping Monitoring>
diff --git a/test/mermaid/scanned_hard/mermaid_125.mmd b/test/mermaid/scanned_hard/mermaid_125.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..85250c8331ea68bf400e8516cb1faa5210eb75c2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_125.mmd
@@ -0,0 +1,92 @@
+graph TD
+    N0([Biomedical Waste Handling])
+    N1[Waste Sorting]
+    N2[Transfer Station Management]
+    N3([Zero Waste Initiatives])
+    N4[Waste Management Data Analytics]
+    N5([Waste Incineration])
+    N6(Recycling Processing)
+    N7[(Waste Logistics Optimization)]
+    N8{Waste Reduction Planning}
+    N9(Plastic Recycling Technologies)
+    N10[Waste Collection]
+    N11([Circular Economy Initiatives])
+    N12([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Illegal Dumping Monitoring
+        nest0_0[(Glass Recycling)]
+        nest0_1[Anaerobic Digestion]
+        nest0_2[[Organics Collection]]
+    end
+    N0 -.-> N1
+    N1 --> |disposes| N2
+    N2 --> |extracts| N3
+    N3 --> |reuses| N4
+    N4 -.-> N5
+    N5 --> |reclaims| N6
+    N6 -.-> |tracks| N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N5 -.-> nest0_0
+    nest0_2 -.-> |optimizes| N4
+    N4 -.-> S0
+    S0 --> |separates| N11
+    S0 --> N10
+    N0 -.-> M0
+    N1 --> M0
+    M0 -.-> N3
+    N2 -.-> |innovates| M1
+    N0 -.-> M1
+    M1 -.-> N5
+    style N0 fill:#E1F5FE,stroke:#4FC3F7
+    style N1 fill:#E1F5FE,stroke:#4FC3F7
+    style N2 fill:#DACBE3,stroke:#A188D0
+    style N3 fill:#E1F5FE,stroke:#4FC3F7
+    style N4 fill:#E1F5FE,stroke:#4FC3F7
+    style N5 fill:#E4E0DF,stroke:#BDAFA8
+    style N6 fill:#E1F5FE,stroke:#4FC3F7
+    style N7 fill:#E1F5FE,stroke:#4FC3F7
+    style N8 fill:#DACBE3,stroke:#A188D0
+    style N9 fill:#DACBE3,stroke:#A188D0
+    style N10 fill:#DACBE3,stroke:#A188D0
+    style N11 fill:#E1F5FE,stroke:#4FC3F7
+    style N12 fill:#DACBE3,stroke:#A188D0
+    style S0 fill:#DACBE3,stroke:#A188D0
+    style M0 fill:#DACBE3,stroke:#A188D0
+    style M1 fill:#DACBE3,stroke:#A188D0
+    style nest0_0 fill:#DACBE3,stroke:#A188D0
+    style nest0_1 fill:#E1F5FE,stroke:#4FC3F7
+    style nest0_2 fill:#DACBE3,stroke:#A188D0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_126.txt b/test/mermaid/scanned_hard/mermaid_126.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0b4d0fc13431cf6dbe26dc3824027f63a5e91f6c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_126.txt
@@ -0,0 +1,22 @@
+<Anaerobic Digestion, connectedTo, Illegal Dumping Monitoring>
+<Illegal Dumping Monitoring, connectedTo, Public Education on Waste>
+<Landfill Gas Collection, connectedTo, Waste Sorting>
+<Landfill Gas Collection, partOf, Container Management>
+<Leachate Treatment, connectedTo, Recycling Processing>
+<Leachate Treatment, grades, Smart Waste Bins>
+<Paper Recycling, controls, Waste Incineration>
+<Paper Recycling, partOf, Container Management>
+<Public Education on Waste, connectedTo, Zero Waste Initiatives>
+<Recycling Processing, monitors, Paper Recycling>
+<Recycling Processing, partOf, Container Management>
+<Smart Waste Bins, connectedTo, Waste Sorting>
+<Waste Compaction, connectedTo, Anaerobic Digestion>
+<Waste Incineration, connectedTo, Waste Compaction>
+<Waste Incineration, incinerates, Landfill Gas Collection>
+<Waste Incineration, partOf, Container Management>
+<Waste Management Policy Development, connectedTo, Anaerobic Digestion>
+<Waste Management Policy Development, connectedTo, Leachate Treatment>
+<Waste Management Policy Development, connectedTo, Public Education on Waste>
+<Waste Management Policy Development, connectedTo, Waste Sorting>
+<Waste Sorting, measures, Waste Compaction>
+<start, designs, Waste Management Policy Development>
diff --git a/test/mermaid/scanned_hard/mermaid_127.mmd b/test/mermaid/scanned_hard/mermaid_127.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..06187bbc6759e014ce3f583d472a412f9569a843
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_127.mmd
@@ -0,0 +1,76 @@
+graph LR
+    N0([start])
+    N1(Water Conservation Planning)
+    N2{Water Treatment}
+    N3[[Stormwater Management]]
+    N4[/Desalination/]
+    N5{Aquifer Recharge}
+    N6(Water Meter Reading)
+    N7[Water Scarcity Mitigation]
+    N8[/Industrial Water Use Optimization/]
+    N9[Wastewater Collection]
+    N10([Dam Management])
+    N11(Sewer System Inspection)
+    N12[/Water Distribution/]
+    N13[Hydrological Modeling]
+    N14[[Billing and Revenue Management]]
+    N15([end])
+    S0(( ))
+    M0(( ))
+    subgraph Wastewater Treatment
+        nest0_0[[Water Loss Detection]]
+        nest0_1[(Water Resource Planning)]
+    end
+    N0 -.-> |yes| N1
+    N1 --> |no| N2
+    N2 -.-> N3
+    N3 -.-> |no| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> |yes| N7
+    N7 -.-> N8
+    N8 --> |yes| N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    N12 --> |no| nest0_0
+    nest0_1 -.-> N5
+    N8 --> S0
+    S0 -.-> N13
+    S0 --> |no| N15
+    S0 -.-> |no| N10
+    N1 --> M0
+    N0 --> M0
+    M0 -.-> N3
+    style S0 fill:#FFEBEB,stroke:#FFC2C2
+    style M0 fill:#ECF0FD,stroke:#B8C0F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFC2C2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_128.mmd b/test/mermaid/scanned_hard/mermaid_128.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7e212b3602cc3180d1519c8eed8fadc37030f5a2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_128.mmd
@@ -0,0 +1,56 @@
+graph TD
+    N0([Drought Management])
+    N1[Dam Management]
+    N2{Drinking Water Standards Compliance}
+    N3(Sewer System Inspection)
+    N4[Water Infrastructure Maintenance]
+    N5([Hydrological Modeling])
+    S0(( ))
+    subgraph Groundwater Management
+        nest0_0[Wastewater Collection]
+        nest0_1{Piping Network Repair}
+        nest0_2(Water Rights Management)
+        nest0_3(Water Distribution)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> |recycles| N5
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> |analyzes| nest0_2
+    nest0_2 -.-> |constructs| nest0_3
+    N1 -.-> |detects| nest0_0
+    nest0_3 --> N3
+    N0 -.-> S0
+    S0 -.-> N3
+    S0 -.-> N2
+    nest0_3 -.-> nest0_2
+    N3 --> N5
+    style N0 fill:#C8EDFF,stroke:#82DAFF
+    style N1 fill:#F1F8E9,stroke:#388E3C
+    style N2 fill:#C8EDFF,stroke:#82DAFF
+    style N3 fill:#F1F8E9,stroke:#388E3C
+    style N4 fill:#E4E0DF,stroke:#BDAFA8
+    style N5 fill:#E4E0DF,stroke:#BDAFA8
+    style S0 fill:#F1F8E9,stroke:#388E3C
+    style nest0_0 fill:#F1F8E9,stroke:#388E3C
+    style nest0_1 fill:#C8EDFF,stroke:#82DAFF
+    style nest0_2 fill:#F1F8E9,stroke:#388E3C
+    style nest0_3 fill:#E4E0DF,stroke:#BDAFA8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#BDAFA8,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_129.mmd b/test/mermaid/scanned_hard/mermaid_129.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b182e10efbee92bc357549f52ecfaac3be041b57
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_129.mmd
@@ -0,0 +1,75 @@
+graph RL
+    N0([start])
+    N1[/Transboundary Water Management/]
+    N2[/Water Conservation Planning/]
+    N3(Rainwater Harvesting)
+    N4[Ecosystem Protection]
+    N5(Hydroelectric Power Generation)
+    N6[Groundwater Management]
+    N7[Environmental Flow Assessment]
+    N8(Greywater Recycling)
+    N9(Water Scarcity Mitigation)
+    N10([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Aquifer Recharge
+        nest0_0(Sewer System Inspection)
+        nest0_1(Wastewater Collection)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> |yes| N5
+    N5 -.-> |yes| N6
+    N6 --> |yes| N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> N10
+    nest0_0 -.-> nest0_1
+    N7 -.-> nest0_0
+    nest0_1 -.-> N10
+    N6 -.-> S0
+    S0 -.-> |yes| N9
+    S0 -.-> |no| N8
+    N3 -.-> S1
+    S1 -.-> N5
+    S1 --> N9
+    N2 --> M0
+    N3 -.-> M0
+    M0 --> N9
+    N2 --> M1
+    N1 --> M1
+    M1 --> N7
+    style S0 fill:#FFDAB9,stroke:#FFC085
+    style S1 fill:#FFEBEB,stroke:#FFC2C2
+    style M0 fill:#FFDAB9,stroke:#FFC085
+    style M1 fill:#E3F2FD,stroke:#64B5F6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFC2C2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_129.txt b/test/mermaid/scanned_hard/mermaid_129.txt
new file mode 100644
index 0000000000000000000000000000000000000000..92b7d2fdc1d73ce83aa9fc201e097282898aa18b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_129.txt
@@ -0,0 +1,22 @@
+<Ecosystem Protection, yes, Hydroelectric Power Generation>
+<Environmental Flow Assessment, connectedTo, Greywater Recycling>
+<Environmental Flow Assessment, connectedTo, Sewer System Inspection>
+<Greywater Recycling, connectedTo, Water Scarcity Mitigation>
+<Groundwater Management, no, Greywater Recycling>
+<Groundwater Management, yes, Environmental Flow Assessment>
+<Groundwater Management, yes, Water Scarcity Mitigation>
+<Hydroelectric Power Generation, yes, Groundwater Management>
+<Rainwater Harvesting, connectedTo, Ecosystem Protection>
+<Rainwater Harvesting, connectedTo, Hydroelectric Power Generation>
+<Rainwater Harvesting, connectedTo, Water Scarcity Mitigation>
+<Sewer System Inspection, connectedTo, Wastewater Collection>
+<Sewer System Inspection, partOf, Aquifer Recharge>
+<Transboundary Water Management, connectedTo, Environmental Flow Assessment>
+<Transboundary Water Management, connectedTo, Water Conservation Planning>
+<Wastewater Collection, connectedTo, end>
+<Wastewater Collection, partOf, Aquifer Recharge>
+<Water Conservation Planning, connectedTo, Environmental Flow Assessment>
+<Water Conservation Planning, connectedTo, Rainwater Harvesting>
+<Water Conservation Planning, connectedTo, Water Scarcity Mitigation>
+<Water Scarcity Mitigation, connectedTo, end>
+<start, connectedTo, Transboundary Water Management>
diff --git a/test/mermaid/scanned_hard/mermaid_130.mmd b/test/mermaid/scanned_hard/mermaid_130.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4c99936424091fc687791809a57280c05026fa5e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_130.mmd
@@ -0,0 +1,80 @@
+graph BT
+    N0([start])
+    N1([Sorting and Segregation])
+    N2{Material Collection}
+    N3(Contamination Reduction)
+    N4(Electronic Waste Recycling)
+    N5[[Paper Recycling]]
+    N6(Closed_Loop Material Flow)
+    N7[(Material Purity Testing)]
+    N8{Plastic Recycling}
+    N9[/Industrial Recycling Programs/]
+    N10([Recycling Policy Advocacy])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Glass Recycling
+        nest0_0[New Product Manufacturing]
+        nest0_1(Recycling Data Tracking)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> |transports| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> |partners| N8
+    N8 -.-> N9
+    N9 --> N10
+    nest0_0 --> nest0_1
+    N5 -.-> nest0_0
+    nest0_1 -.-> N6
+    N6 --> S0
+    S0 -.-> |promotes| N9
+    S0 -.-> |segregates| N8
+    N6 --> S1
+    S1 --> N8
+    S1 -.-> N10
+    N3 -.-> |supports| M0
+    N5 --> |verifies| M0
+    M0 -.-> N8
+    style N0 fill:#FFFDE0,stroke:#FFF8A6
+    style N1 fill:#FFFDE0,stroke:#FFF8A6
+    style N2 fill:#D1C4E9,stroke:#673AB7
+    style N3 fill:#D1C4E9,stroke:#673AB7
+    style N4 fill:#FFF3E0,stroke:#FFA726
+    style N5 fill:#FFF3E0,stroke:#FFA726
+    style N6 fill:#FFFDE0,stroke:#FFF8A6
+    style N7 fill:#D1C4E9,stroke:#673AB7
+    style N8 fill:#FFFDE0,stroke:#FFF8A6
+    style N9 fill:#D1C4E9,stroke:#673AB7
+    style N10 fill:#D1C4E9,stroke:#673AB7
+    style S0 fill:#FFFDE0,stroke:#FFF8A6
+    style S1 fill:#D1C4E9,stroke:#673AB7
+    style M0 fill:#D1C4E9,stroke:#673AB7
+    style nest0_0 fill:#D1C4E9,stroke:#673AB7
+    style nest0_1 fill:#FFFDE0,stroke:#FFF8A6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#673AB7,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_132.mmd b/test/mermaid/scanned_hard/mermaid_132.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0eea3265c7a75122b10dea49714705057f94ff44
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_132.mmd
@@ -0,0 +1,82 @@
+graph TD
+    N0([Recycling Data Tracking])
+    N1{Recycling Infrastructure Development}
+    N2[Hazardous Material Recovery]
+    N3[New Product Manufacturing]
+    N4[(Waste Audit for Recycling)]
+    N5[(Reprocessing into Raw Material)]
+    N6[Collection Point Management]
+    N7[(Recycling Education)]
+    N8(Construction Waste Recycling)
+    N9[/Commercial Recycling Solutions/]
+    N10[(Contamination Reduction)]
+    N11[Glass Recycling]
+    N12([Waste Stream Analysis])
+    S0(( ))
+    M0(( ))
+    subgraph Electronic Waste Recycling
+        nest0_0(Cleaning and Processing)
+        nest0_1[(Life Cycle Assessment)]
+    end
+    N0 --> |complies| N1
+    N1 --> |tests| N2
+    N2 --> N3
+    N3 --> |grades| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> |reports| N12
+    nest0_0 --> |shreds| nest0_1
+    N11 -.-> nest0_0
+    nest0_1 -.-> N4
+    N8 -.-> S0
+    S0 -.-> N11
+    S0 -.-> |manufactures| N10
+    N1 -.-> M0
+    N7 -.-> M0
+    N6 --> |innovates| M0
+    M0 --> N11
+    style N0 fill:#DACBE3,stroke:#A188D0
+    style N1 fill:#F3E5F5,stroke:#AB47BC
+    style N2 fill:#F3E5F5,stroke:#AB47BC
+    style N3 fill:#DACBE3,stroke:#A188D0
+    style N4 fill:#FFCCBC,stroke:#FF5722
+    style N5 fill:#DACBE3,stroke:#A188D0
+    style N6 fill:#DACBE3,stroke:#A188D0
+    style N7 fill:#FFCCBC,stroke:#FF5722
+    style N8 fill:#F3E5F5,stroke:#AB47BC
+    style N9 fill:#FFCCBC,stroke:#FF5722
+    style N10 fill:#F3E5F5,stroke:#AB47BC
+    style N11 fill:#FFCCBC,stroke:#FF5722
+    style N12 fill:#F3E5F5,stroke:#AB47BC
+    style S0 fill:#FFCCBC,stroke:#FF5722
+    style M0 fill:#FFCCBC,stroke:#FF5722
+    style nest0_0 fill:#DACBE3,stroke:#A188D0
+    style nest0_1 fill:#F3E5F5,stroke:#AB47BC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FF5722,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_133.mmd b/test/mermaid/scanned_hard/mermaid_133.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..76ca695e761e4a649d147a55d7a9d531c59e4c3e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_133.mmd
@@ -0,0 +1,57 @@
+graph TD
+    N0([start])
+    N1(Silviculture)
+    N2[/Afforestation/]
+    N3[[Forest Fire Management]]
+    N4([Sawmill Processing])
+    N5(Carbon Sequestration Monitoring)
+    N6(Forest Research)
+    N7[(Soil Conservation)]
+    N8([end])
+    S0(( ))
+    subgraph Drone Surveying for Forests
+        nest0_0[Climate Change Adaptation in Forests]
+        nest0_1([Forest Certification])
+        nest0_2(Forest Land Use Planning)
+        nest0_3[Illegal Logging Prevention]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> |yes| nest0_3
+    N5 -.-> |yes| nest0_0
+    nest0_3 -.-> N1
+    N0 -.-> S0
+    S0 --> N5
+    S0 --> N6
+    S0 --> N4
+    N4 --> N3
+    N4 --> |no| nest0_3
+    style S0 fill:#FFEBEB,stroke:#FFC2C2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#82DAFF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_133.txt b/test/mermaid/scanned_hard/mermaid_133.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2fb264ad82bf17315c025376d637391c1bec6742
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_133.txt
@@ -0,0 +1,22 @@
+<Afforestation, connectedTo, Forest Fire Management>
+<Carbon Sequestration Monitoring, connectedTo, Forest Research>
+<Carbon Sequestration Monitoring, yes, Climate Change Adaptation in Forests>
+<Climate Change Adaptation in Forests, connectedTo, Forest Certification>
+<Climate Change Adaptation in Forests, partOf, Drone Surveying for Forests>
+<Forest Certification, connectedTo, Forest Land Use Planning>
+<Forest Certification, partOf, Drone Surveying for Forests>
+<Forest Fire Management, connectedTo, Sawmill Processing>
+<Forest Land Use Planning, partOf, Drone Surveying for Forests>
+<Forest Land Use Planning, yes, Illegal Logging Prevention>
+<Forest Research, connectedTo, Soil Conservation>
+<Illegal Logging Prevention, connectedTo, Silviculture>
+<Illegal Logging Prevention, partOf, Drone Surveying for Forests>
+<Sawmill Processing, connectedTo, Carbon Sequestration Monitoring>
+<Sawmill Processing, connectedTo, Forest Fire Management>
+<Sawmill Processing, no, Illegal Logging Prevention>
+<Silviculture, connectedTo, Afforestation>
+<Soil Conservation, connectedTo, end>
+<start, connectedTo, Carbon Sequestration Monitoring>
+<start, connectedTo, Forest Research>
+<start, connectedTo, Sawmill Processing>
+<start, connectedTo, Silviculture>
diff --git a/test/mermaid/scanned_hard/mermaid_134.txt b/test/mermaid/scanned_hard/mermaid_134.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bde1d0da1158bb42f16b3f8e74226e0b6646cb1d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_134.txt
@@ -0,0 +1,24 @@
+<Afforestation, constructs, Erosion Control>
+<Afforestation, processes, Non_Timber Forest Product Collection>
+<Drone Surveying for Forests, sustains, end>
+<Erosion Control, connectedTo, Sustainable Forest Management>
+<Forest Health Monitoring, certifies, Erosion Control>
+<Forest Health Monitoring, prevents, Watershed Protection>
+<Forest Land Use Planning, connectedTo, Logging Operations>
+<Forest Land Use Planning, partOf, Carbon Sequestration Monitoring>
+<Forestry Policy Development, connectedTo, Wood Product Manufacturing>
+<Forestry Policy Development, partOf, Carbon Sequestration Monitoring>
+<Illegal Logging Prevention, connectedTo, Forest Health Monitoring>
+<Logging Operations, connectedTo, Forestry Policy Development>
+<Logging Operations, partOf, Carbon Sequestration Monitoring>
+<Non_Timber Forest Product Collection, plans, Illegal Logging Prevention>
+<Sustainable Forest Management, connectedTo, Tree Planting>
+<Tree Nursery Management, connectedTo, Forest Land Use Planning>
+<Tree Nursery Management, partOf, Carbon Sequestration Monitoring>
+<Tree Planting, connectedTo, Drone Surveying for Forests>
+<Tree Planting, controls, Tree Nursery Management>
+<Watershed Protection, connectedTo, Erosion Control>
+<Wood Product Manufacturing, treats, Afforestation>
+<start, connectedTo, Afforestation>
+<start, connectedTo, Erosion Control>
+<start, connectedTo, Wood Product Manufacturing>
diff --git a/test/mermaid/scanned_hard/mermaid_137.mmd b/test/mermaid/scanned_hard/mermaid_137.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e9a5c256c9dc82a7467436f991cf51ad4a9776c9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_137.mmd
@@ -0,0 +1,92 @@
+graph RL
+    N0([Parasite Control])
+    N1{Herd Health Programs}
+    N2[(Hospice Care for Animals)]
+    N3(Animal Welfare Assessment)
+    N4[(Pre_surgical Assessment)]
+    N5(Equine Care)
+    N6{Sterilization Protocols}
+    N7[[Biosecurity Measures]]
+    N8(Veterinary Technology Training)
+    N9([Post_operative Care])
+    N10(Nutritional Counseling)
+    N11{Farm Animal Health Management}
+    N12([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Livestock Disease Prevention
+        nest0_0{Allergy Testing}
+        nest0_1(Medical Treatment)
+        nest0_2[(Client Communication)]
+    end
+    N0 --> |rescues| N1
+    N1 -.-> |recommends| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> |inspects| N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 --> |monitors| nest0_1
+    nest0_1 --> nest0_2
+    N11 -.-> nest0_0
+    nest0_2 --> N2
+    N6 -.-> S0
+    S0 --> N10
+    S0 --> N9
+    N0 -.-> M0
+    N1 --> |vaccinates| M0
+    M0 --> N3
+    N4 -.-> M1
+    N1 -.-> |consults| M1
+    M1 -.-> N6
+    style N0 fill:#D3D7EB,stroke:#8C9EFF
+    style N1 fill:#DACBE3,stroke:#A188D0
+    style N2 fill:#D3D7EB,stroke:#8C9EFF
+    style N3 fill:#D7CCC8,stroke:#795548
+    style N4 fill:#D7CCC8,stroke:#795548
+    style N5 fill:#D3D7EB,stroke:#8C9EFF
+    style N6 fill:#D3D7EB,stroke:#8C9EFF
+    style N7 fill:#D7CCC8,stroke:#795548
+    style N8 fill:#D7CCC8,stroke:#795548
+    style N9 fill:#D7CCC8,stroke:#795548
+    style N10 fill:#DACBE3,stroke:#A188D0
+    style N11 fill:#DACBE3,stroke:#A188D0
+    style N12 fill:#D7CCC8,stroke:#795548
+    style S0 fill:#DACBE3,stroke:#A188D0
+    style M0 fill:#DACBE3,stroke:#A188D0
+    style M1 fill:#DACBE3,stroke:#A188D0
+    style nest0_0 fill:#D3D7EB,stroke:#8C9EFF
+    style nest0_1 fill:#D3D7EB,stroke:#8C9EFF
+    style nest0_2 fill:#D7CCC8,stroke:#795548
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_138.mmd b/test/mermaid/scanned_hard/mermaid_138.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..521cf82f8caab09bfe068cd14fad583de451eb54
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_138.mmd
@@ -0,0 +1,90 @@
+graph TD
+    N0([start])
+    N1[(Sterilization Protocols)]
+    N2[Animal Sheltering Consultation]
+    N3(Prescription)
+    N4(Animal Welfare Assessment)
+    N5{Pain Management}
+    N6([Livestock Disease Prevention])
+    N7(Farm Animal Health Management)
+    N8(Public Health Vet Services)
+    N9[Imaging Services]
+    N10{Parasite Control}
+    N11(Herd Health Programs)
+    N12([Wildlife Rehabilitation])
+    S0(( ))
+    M0(( ))
+    subgraph Medical Record Keeping
+        nest0_0{Pet Check_up}
+        nest0_1[[Emergency Vet Services]]
+        nest0_2{Pharmacy Management}
+        nest0_3{Nutritional Counseling}
+    end
+    N0 -.-> |recommends| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> |monitors| N5
+    N5 --> N6
+    N6 --> |advises| N7
+    N7 --> N8
+    N8 -.-> |dresses| N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> |vaccinates| N12
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N9 --> |reproduces| nest0_0
+    nest0_3 -.-> N1
+    N8 --> S0
+    S0 -.-> N12
+    S0 -.-> |rescues| N11
+    N4 --> |examines| M0
+    N7 --> M0
+    N8 -.-> M0
+    M0 --> N10
+    style N0 fill:#E4E0DF,stroke:#BDAFA8
+    style N1 fill:#F0F0F0,stroke:#D2D2D2
+    style N2 fill:#E4E0DF,stroke:#BDAFA8
+    style N3 fill:#E4E0DF,stroke:#BDAFA8
+    style N4 fill:#BBDEFB,stroke:#2196F3
+    style N5 fill:#F0F0F0,stroke:#D2D2D2
+    style N6 fill:#E4E0DF,stroke:#BDAFA8
+    style N7 fill:#F0F0F0,stroke:#D2D2D2
+    style N8 fill:#F0F0F0,stroke:#D2D2D2
+    style N9 fill:#E4E0DF,stroke:#BDAFA8
+    style N10 fill:#E4E0DF,stroke:#BDAFA8
+    style N11 fill:#E4E0DF,stroke:#BDAFA8
+    style N12 fill:#F0F0F0,stroke:#D2D2D2
+    style S0 fill:#BBDEFB,stroke:#2196F3
+    style M0 fill:#BBDEFB,stroke:#2196F3
+    style nest0_0 fill:#BBDEFB,stroke:#2196F3
+    style nest0_1 fill:#E4E0DF,stroke:#BDAFA8
+    style nest0_2 fill:#E4E0DF,stroke:#BDAFA8
+    style nest0_3 fill:#BBDEFB,stroke:#2196F3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#2196F3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_138.txt b/test/mermaid/scanned_hard/mermaid_138.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ac6df5945fd5cdaef168c644f4a834065a1b97c7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_138.txt
@@ -0,0 +1,26 @@
+<Animal Sheltering Consultation, connectedTo, Prescription>
+<Animal Welfare Assessment, examines, Parasite Control>
+<Animal Welfare Assessment, monitors, Pain Management>
+<Emergency Vet Services, connectedTo, Pharmacy Management>
+<Emergency Vet Services, partOf, Medical Record Keeping>
+<Farm Animal Health Management, connectedTo, Parasite Control>
+<Farm Animal Health Management, connectedTo, Public Health Vet Services>
+<Herd Health Programs, vaccinates, Wildlife Rehabilitation>
+<Imaging Services, connectedTo, Parasite Control>
+<Imaging Services, reproduces, Pet Check_up>
+<Livestock Disease Prevention, advises, Farm Animal Health Management>
+<Nutritional Counseling, connectedTo, Sterilization Protocols>
+<Nutritional Counseling, partOf, Medical Record Keeping>
+<Pain Management, connectedTo, Livestock Disease Prevention>
+<Parasite Control, connectedTo, Herd Health Programs>
+<Pet Check_up, connectedTo, Emergency Vet Services>
+<Pet Check_up, partOf, Medical Record Keeping>
+<Pharmacy Management, connectedTo, Nutritional Counseling>
+<Pharmacy Management, partOf, Medical Record Keeping>
+<Prescription, connectedTo, Animal Welfare Assessment>
+<Public Health Vet Services, connectedTo, Parasite Control>
+<Public Health Vet Services, connectedTo, Wildlife Rehabilitation>
+<Public Health Vet Services, dresses, Imaging Services>
+<Public Health Vet Services, rescues, Herd Health Programs>
+<Sterilization Protocols, connectedTo, Animal Sheltering Consultation>
+<start, recommends, Sterilization Protocols>
diff --git a/test/mermaid/scanned_hard/mermaid_139.mmd b/test/mermaid/scanned_hard/mermaid_139.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..65890ec0054ad941682838d98696cd41a1795455
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_139.mmd
@@ -0,0 +1,56 @@
+graph RL
+    N0([start])
+    N1[Playground Safety Inspection]
+    N2[/Child Protection Policies/]
+    N3(Outdoor Play Supervision)
+    N4(Early Literacy Programs)
+    N5[Potty Training Assistance]
+    N6[[Childcare Facility Licensing]]
+    N7([end])
+    S0(( ))
+    M0(( ))
+    subgraph Parent_Teacher Conferences
+        nest0_0(Nutritional Meal Preparation)
+        nest0_1[/Outdoor Exploration/]
+        nest0_2{Story Time Reading}
+        nest0_3[Diaper Changing]
+    end
+    N0 -.-> |yes| N1
+    N1 --> |yes| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> |no| N5
+    N5 -.-> |yes| N6
+    N6 -.-> |no| N7
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 --> nest0_3
+    N2 --> nest0_0
+    nest0_3 --> |yes| N7
+    N1 -.-> S0
+    S0 -.-> N7
+    S0 -.-> N4
+    N1 -.-> M0
+    N0 -.-> M0
+    M0 --> N4
+    style S0 fill:#FFF9D4,stroke:#FFE69C
+    style M0 fill:#FFECB3,stroke:#FFC107
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFC107,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_140.mmd b/test/mermaid/scanned_hard/mermaid_140.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..11733c04b9a88e6bf3f22716859a6d6e85710ab0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_140.mmd
@@ -0,0 +1,88 @@
+graph RL
+    N0([start])
+    N1[[Nutritional Meal Preparation]]
+    N2(Playground Safety Inspection)
+    N3[First Aid Administration]
+    N4[/Group Activities Coordination/]
+    N5[[Parent_Teacher Conferences]]
+    N6[/Diaper Changing/]
+    N7[Early Literacy Programs]
+    N8[Emergency Evacuation Drills]
+    N9[Infant Care]
+    N10(Hygiene Practices)
+    N11[Emotional Support]
+    N12([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Music and Movement Activities
+        nest0_0[[Behavior Management]]
+        nest0_1{After_School Programs}
+        nest0_2[/Daily Activity Reporting/]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> |yes| N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> |no| N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 --> |no| nest0_1
+    nest0_1 -.-> |no| nest0_2
+    N2 --> nest0_0
+    nest0_2 --> N1
+    N7 -.-> S0
+    S0 -.-> |yes| N9
+    S0 --> N12
+    N7 --> S1
+    S1 --> |yes| N12
+    S1 -.-> N11
+    S1 -.-> N10
+    N1 -.-> M0
+    N0 -.-> M0
+    N3 --> M0
+    M0 -.-> N9
+    N7 -.-> |yes| M1
+    N0 --> M1
+    M1 -.-> N9
+    style S0 fill:#C2E8E6,stroke:#61CAC3
+    style S1 fill:#C2E8E6,stroke:#61CAC3
+    style M0 fill:#C2E8E6,stroke:#61CAC3
+    style M1 fill:#F1F8E9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#61CAC3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_141.mmd b/test/mermaid/scanned_hard/mermaid_141.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7804958b39e083ea3a382a92c932872cfe4d3687
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_141.mmd
@@ -0,0 +1,88 @@
+graph LR
+    N0([start])
+    N1(Hygiene Practices)
+    N2(Emotional Support)
+    N3[Diaper Changing]
+    N4{Infant Care}
+    N5(Staff Training and Certification)
+    N6[/Potty Training Assistance/]
+    N7([Field Trip Organization])
+    N8[[Motor Skill Development]]
+    N9[/Learning Material Selection/]
+    N10([Creative Arts Activities])
+    N11(Outdoor Play Supervision)
+    N12([Teacher_Child Ratio Management])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Outdoor Exploration
+        nest0_0(Emergency Evacuation Drills)
+        nest0_1([Safety Supervision])
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |plans| N3
+    N3 -.-> |documents| N4
+    N4 -.-> |maintains| N5
+    N5 -.-> |safeguards| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> |engages| N9
+    N9 -.-> N10
+    N10 -.-> |teaches| N11
+    N11 --> |licenses| N12
+    nest0_0 -.-> nest0_1
+    N4 -.-> nest0_0
+    nest0_1 -.-> N7
+    N9 --> S0
+    S0 --> N11
+    S0 --> N12
+    N0 --> M0
+    N10 --> M0
+    M0 -.-> N12
+    N5 --> M1
+    N2 -.-> |supports| M1
+    M1 -.-> N9
+    style N0 fill:#F8FDD3,stroke:#D3EB9F
+    style N1 fill:#EDE7F6,stroke:#9575CD
+    style N2 fill:#C8E6C9,stroke:#4CAF50
+    style N3 fill:#F8FDD3,stroke:#D3EB9F
+    style N4 fill:#F8FDD3,stroke:#D3EB9F
+    style N5 fill:#F8FDD3,stroke:#D3EB9F
+    style N6 fill:#C8E6C9,stroke:#4CAF50
+    style N7 fill:#C8E6C9,stroke:#4CAF50
+    style N8 fill:#C8E6C9,stroke:#4CAF50
+    style N9 fill:#C8E6C9,stroke:#4CAF50
+    style N10 fill:#EDE7F6,stroke:#9575CD
+    style N11 fill:#F8FDD3,stroke:#D3EB9F
+    style N12 fill:#EDE7F6,stroke:#9575CD
+    style S0 fill:#EDE7F6,stroke:#9575CD
+    style M0 fill:#F8FDD3,stroke:#D3EB9F
+    style M1 fill:#EDE7F6,stroke:#9575CD
+    style nest0_0 fill:#F8FDD3,stroke:#D3EB9F
+    style nest0_1 fill:#C8E6C9,stroke:#4CAF50
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#4CAF50,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_142.mmd b/test/mermaid/scanned_hard/mermaid_142.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a3a169df44764368d47ed18c14e968153e9c98d1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_142.mmd
@@ -0,0 +1,53 @@
+graph LR
+    N0([start])
+    N1[[Dementia Care]]
+    N2{Telehealth for Seniors}
+    N3(Speech Therapy)
+    N4[[Community Resource Connection]]
+    N5(Meal Preparation)
+    N6([Palliative Care])
+    N7([end])
+    S0(( ))
+    M0(( ))
+    subgraph Emotional Support and Counseling
+        nest0_0[[Physical Therapy]]
+        nest0_1[Social Engagement Activities]
+        nest0_2([Legal Aid Referrals])
+    end
+    N0 -.-> N1
+    N1 -.-> |yes| N2
+    N2 --> |yes| N3
+    N3 -.-> N4
+    N4 --> |no| N5
+    N5 --> N6
+    N6 --> N7
+    nest0_0 --> |yes| nest0_1
+    nest0_1 -.-> |yes| nest0_2
+    N4 -.-> nest0_0
+    nest0_2 -.-> N3
+    N0 --> S0
+    S0 --> N2
+    S0 -.-> N3
+    N4 --> |no| M0
+    N0 -.-> M0
+    M0 -.-> N7
+    style S0 fill:#ECEFF1,stroke:#90A4AE
+    style M0 fill:#F1F8E9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#64B5F6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_143.txt b/test/mermaid/scanned_hard/mermaid_143.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb18cca0f84f7711e65a33922d7bc56353b0c361
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_143.txt
@@ -0,0 +1,19 @@
+<Care Plan Development, connectedTo, Palliative Care>
+<Cognitive Stimulation Activities, connectedTo, Rehabilitation Support>
+<Emergency Response System Monitoring, connectedTo, Care Plan Development>
+<Financial Management Assistance, connectedTo, Cognitive Stimulation Activities>
+<Financial Management Assistance, connectedTo, Physical Therapy>
+<Financial Management Assistance, connectedTo, Respite Care>
+<Financial Management Assistance, oversees, Rehabilitation Support>
+<Hospice Care Coordination, connectedTo, Nutritional Assessment>
+<Hospice Care Coordination, partOf, Companionship>
+<Long_Term Care Planning, connectedTo, Smart Home Integration for Seniors>
+<Nutritional Assessment, connectedTo, Palliative Care>
+<Nutritional Assessment, partOf, Companionship>
+<Palliative Care, connectedTo, Respite Care>
+<Physical Therapy, activates, Hospice Care Coordination>
+<Physical Therapy, connectedTo, Cognitive Stimulation Activities>
+<Rehabilitation Support, connectedTo, Long_Term Care Planning>
+<Smart Home Integration for Seniors, connectedTo, Emergency Response System Monitoring>
+<start, connectedTo, Rehabilitation Support>
+<start, dresses, Financial Management Assistance>
diff --git a/test/mermaid/scanned_hard/mermaid_144.mmd b/test/mermaid/scanned_hard/mermaid_144.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f5970bb753d38bad92ea978c37ded024a8c391b8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_144.mmd
@@ -0,0 +1,62 @@
+graph TD
+    N0([start])
+    N1[Fall Prevention]
+    N2(Occupational Therapy)
+    N3[(Incontinence Care)]
+    N4(Pain Management)
+    N5{Safety Assessments}
+    N6(Rehabilitation Support)
+    N7[Nutritional Assessment]
+    N8[(Social Engagement Activities)]
+    N9([Companionship])
+    N10([Smart Home Integration for Seniors])
+    N11([end])
+    S0(( ))
+    M0(( ))
+    subgraph Personal Care Assistance
+        nest0_0[Chronic Disease Management]
+        nest0_1[Legal Aid Referrals]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> |no| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> |no| N9
+    N9 -.-> N10
+    N10 --> |yes| N11
+    nest0_0 --> nest0_1
+    N4 -.-> |no| nest0_0
+    nest0_1 --> N1
+    N1 -.-> S0
+    S0 -.-> N3
+    S0 -.-> N6
+    N4 -.-> M0
+    N2 -.-> M0
+    M0 -.-> N6
+    style S0 fill:#D0EFEE,stroke:#73C6BC
+    style M0 fill:#D0EFEE,stroke:#73C6BC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AED581,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_144.txt b/test/mermaid/scanned_hard/mermaid_144.txt
new file mode 100644
index 0000000000000000000000000000000000000000..eea7c4cb07e14daf841f909d2ec3c4fc33f2700f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_144.txt
@@ -0,0 +1,20 @@
+<Chronic Disease Management, connectedTo, Legal Aid Referrals>
+<Chronic Disease Management, partOf, Personal Care Assistance>
+<Companionship, connectedTo, Smart Home Integration for Seniors>
+<Fall Prevention, connectedTo, Incontinence Care>
+<Fall Prevention, connectedTo, Occupational Therapy>
+<Fall Prevention, connectedTo, Rehabilitation Support>
+<Incontinence Care, connectedTo, Pain Management>
+<Legal Aid Referrals, connectedTo, Fall Prevention>
+<Legal Aid Referrals, partOf, Personal Care Assistance>
+<Nutritional Assessment, connectedTo, Social Engagement Activities>
+<Occupational Therapy, connectedTo, Incontinence Care>
+<Occupational Therapy, connectedTo, Rehabilitation Support>
+<Pain Management, connectedTo, Rehabilitation Support>
+<Pain Management, no, Chronic Disease Management>
+<Pain Management, no, Safety Assessments>
+<Rehabilitation Support, connectedTo, Nutritional Assessment>
+<Safety Assessments, connectedTo, Rehabilitation Support>
+<Smart Home Integration for Seniors, yes, end>
+<Social Engagement Activities, no, Companionship>
+<start, connectedTo, Fall Prevention>
diff --git a/test/mermaid/scanned_hard/mermaid_145.mmd b/test/mermaid/scanned_hard/mermaid_145.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..39f1ea6d2a48edf7a742502356214a916fb47c4a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_145.mmd
@@ -0,0 +1,78 @@
+graph LR
+    N0([Vulnerability Analysis])
+    N1([Cash Transfer Programs])
+    N2[[Mitigation Strategies]]
+    N3[(Infrastructure Repair)]
+    N4(Emergency Drills and Exercises)
+    N5[/Capacity Building for Local Communities/]
+    N6(Early Recovery Actions)
+    N7[Drone Deployment for Assessment]
+    N8{Policy and Legislation Review}
+    N9([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph International Aid Coordination
+        nest0_0[[Economic Recovery Initiatives]]
+        nest0_1([Volunteer Coordination])
+    end
+    N0 --> N1
+    N1 --> |recovers| N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> |rescues| N6
+    N6 -.-> |reconstructs| N7
+    N7 -.-> N8
+    N8 -.-> |evacuates| N9
+    nest0_0 --> nest0_1
+    N5 -.-> nest0_0
+    nest0_1 -.-> N5
+    N1 -.-> S0
+    S0 -.-> N6
+    S0 -.-> N9
+    S0 -.-> N4
+    N2 -.-> |analyzes| M0
+    N1 -.-> |prevents| M0
+    M0 -.-> N4
+    N2 -.-> M1
+    N1 --> M1
+    M1 --> N4
+    style N0 fill:#EFEBE9,stroke:#A1887F
+    style N1 fill:#FFFDE0,stroke:#FFF8A6
+    style N2 fill:#FFFDE0,stroke:#FFF8A6
+    style N3 fill:#FFFDE0,stroke:#FFF8A6
+    style N4 fill:#E8F0FF,stroke:#A2D0FF
+    style N5 fill:#EFEBE9,stroke:#A1887F
+    style N6 fill:#E8F0FF,stroke:#A2D0FF
+    style N7 fill:#FFFDE0,stroke:#FFF8A6
+    style N8 fill:#EFEBE9,stroke:#A1887F
+    style N9 fill:#EFEBE9,stroke:#A1887F
+    style S0 fill:#FFFDE0,stroke:#FFF8A6
+    style M0 fill:#EFEBE9,stroke:#A1887F
+    style M1 fill:#EFEBE9,stroke:#A1887F
+    style nest0_0 fill:#EFEBE9,stroke:#A1887F
+    style nest0_1 fill:#E8F0FF,stroke:#A2D0FF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_146.mmd b/test/mermaid/scanned_hard/mermaid_146.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7134bedc86a11f4a2938ef134fb0819f1bbfeca5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_146.mmd
@@ -0,0 +1,72 @@
+graph BT
+    N0([Infrastructure Repair])
+    N1[(Risk Assessment)]
+    N2[[Environmental Remediation]]
+    N3(Climate Change Adaptation for Disasters)
+    N4[[Volunteer Coordination]]
+    N5[(Cash Transfer Programs)]
+    N6[Mitigation Strategies]
+    N7(Hazard Identification)
+    N8([Debris Management])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Post_Disaster Evaluation
+        nest0_0[(Logistics and Supply Chain)]
+        nest0_1[(Geographic Information Systems for Disasters)]
+    end
+    N0 --> |recovers| N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> |shelters| N5
+    N5 --> |audits| N6
+    N6 -.-> |donates| N7
+    N7 -.-> N8
+    nest0_0 --> |trains| nest0_1
+    N1 -.-> nest0_0
+    nest0_1 -.-> N8
+    N1 -.-> S0
+    S0 --> N8
+    S0 -.-> |enforces| N3
+    N2 --> M0
+    N1 -.-> M0
+    M0 -.-> N5
+    N1 -.-> M1
+    N4 --> M1
+    M1 -.-> N7
+    style N0 fill:#D0EFEE,stroke:#73C6BC
+    style N1 fill:#F9FBE7,stroke:#C0CA33
+    style N2 fill:#D0EFEE,stroke:#73C6BC
+    style N3 fill:#B2EBF2,stroke:#00BCD4
+    style N4 fill:#F9FBE7,stroke:#C0CA33
+    style N5 fill:#B2EBF2,stroke:#00BCD4
+    style N6 fill:#B2EBF2,stroke:#00BCD4
+    style N7 fill:#F9FBE7,stroke:#C0CA33
+    style N8 fill:#B2EBF2,stroke:#00BCD4
+    style S0 fill:#D0EFEE,stroke:#73C6BC
+    style M0 fill:#D0EFEE,stroke:#73C6BC
+    style M1 fill:#F9FBE7,stroke:#C0CA33
+    style nest0_0 fill:#F9FBE7,stroke:#C0CA33
+    style nest0_1 fill:#D0EFEE,stroke:#73C6BC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#73C6BC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_146.txt b/test/mermaid/scanned_hard/mermaid_146.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f81cb32376eafb6fbf1579ccfc007cdc35a1c12c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_146.txt
@@ -0,0 +1,19 @@
+<Cash Transfer Programs, audits, Mitigation Strategies>
+<Climate Change Adaptation for Disasters, connectedTo, Volunteer Coordination>
+<Environmental Remediation, connectedTo, Cash Transfer Programs>
+<Environmental Remediation, connectedTo, Climate Change Adaptation for Disasters>
+<Geographic Information Systems for Disasters, connectedTo, Debris Management>
+<Geographic Information Systems for Disasters, partOf, Post_Disaster Evaluation>
+<Hazard Identification, connectedTo, Debris Management>
+<Infrastructure Repair, recovers, Risk Assessment>
+<Logistics and Supply Chain, partOf, Post_Disaster Evaluation>
+<Logistics and Supply Chain, trains, Geographic Information Systems for Disasters>
+<Mitigation Strategies, donates, Hazard Identification>
+<Risk Assessment, connectedTo, Cash Transfer Programs>
+<Risk Assessment, connectedTo, Debris Management>
+<Risk Assessment, connectedTo, Environmental Remediation>
+<Risk Assessment, connectedTo, Hazard Identification>
+<Risk Assessment, connectedTo, Logistics and Supply Chain>
+<Risk Assessment, enforces, Climate Change Adaptation for Disasters>
+<Volunteer Coordination, connectedTo, Hazard Identification>
+<Volunteer Coordination, shelters, Cash Transfer Programs>
diff --git a/test/mermaid/scanned_hard/mermaid_147.mmd b/test/mermaid/scanned_hard/mermaid_147.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..83a9b4173728b2e58b71d4d41ecdb249f16d82ca
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_147.mmd
@@ -0,0 +1,76 @@
+graph RL
+    N0([start])
+    N1[Communication Protocols]
+    N2[/Climate Change Adaptation for Disasters/]
+    N3{International Aid Coordination}
+    N4[Infrastructure Repair]
+    N5[[Geographic Information Systems for Disasters]]
+    N6[Search and Rescue Operations]
+    N7[/Evacuation Procedures/]
+    N8{Hazard Identification}
+    N9([Policy and Legislation Review])
+    S0(( ))
+    M0(( ))
+    subgraph Information Dissemination
+        nest0_0[(Emergency Drills and Exercises)]
+        nest0_1[Mitigation Strategies]
+        nest0_2[Cash Transfer Programs]
+        nest0_3[Satellite Imagery Analysis]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> |monitors| N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> |rebuilds| N8
+    N8 --> N9
+    nest0_0 --> nest0_1
+    nest0_1 --> |evaluates| nest0_2
+    nest0_2 -.-> |restores| nest0_3
+    N2 --> nest0_0
+    nest0_3 -.-> N5
+    N1 --> S0
+    S0 --> N7
+    S0 --> N4
+    N1 --> |prevents| M0
+    N2 --> M0
+    M0 --> N4
+    style N0 fill:#F8BBD0,stroke:#E91E63
+    style N1 fill:#ECF0FD,stroke:#B8C0F5
+    style N2 fill:#F5F5DC,stroke:#BCB88A
+    style N3 fill:#F8BBD0,stroke:#E91E63
+    style N4 fill:#ECF0FD,stroke:#B8C0F5
+    style N5 fill:#ECF0FD,stroke:#B8C0F5
+    style N6 fill:#ECF0FD,stroke:#B8C0F5
+    style N7 fill:#ECF0FD,stroke:#B8C0F5
+    style N8 fill:#ECF0FD,stroke:#B8C0F5
+    style N9 fill:#ECF0FD,stroke:#B8C0F5
+    style S0 fill:#F5F5DC,stroke:#BCB88A
+    style M0 fill:#ECF0FD,stroke:#B8C0F5
+    style nest0_0 fill:#F5F5DC,stroke:#BCB88A
+    style nest0_1 fill:#F5F5DC,stroke:#BCB88A
+    style nest0_2 fill:#F5F5DC,stroke:#BCB88A
+    style nest0_3 fill:#F5F5DC,stroke:#BCB88A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#B8C0F5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_148.txt b/test/mermaid/scanned_hard/mermaid_148.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3c783461012d1aa1071bbc4962b6079a0f4ef039
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_148.txt
@@ -0,0 +1,24 @@
+<Civil_Military Cooperation, connectedTo, Rules of Engagement>
+<Civil_Military Cooperation, connectedTo, Surveillance>
+<Civil_Military Cooperation, reports, Disaster Relief Deployment>
+<Combat Operations, plans, Specialized Training>
+<Defense Procurement, partOf, Peacekeeping Missions>
+<Defense Procurement, tests, Medical Support>
+<Disaster Relief Deployment, connectedTo, Logistics Support>
+<Disaster Relief Deployment, connectedTo, Rules of Engagement>
+<Disaster Relief Deployment, connectedTo, Specialized Training>
+<Disaster Relief Deployment, connectedTo, Surveillance>
+<Disaster Relief Deployment, connectedTo, Troop Deployment>
+<Logistics Support, connectedTo, Defense Procurement>
+<Logistics Support, connectedTo, Surveillance>
+<Medical Support, connectedTo, Readiness Assessment>
+<Medical Support, partOf, Peacekeeping Missions>
+<Readiness Assessment, connectedTo, Rules of Engagement>
+<Readiness Assessment, partOf, Peacekeeping Missions>
+<Rules of Engagement, connectedTo, Surveillance>
+<Rules of Engagement, defends, Logistics Support>
+<Surveillance, connectedTo, Combat Operations>
+<Troop Deployment, connectedTo, Rules of Engagement>
+<Troop Deployment, connectedTo, Surveillance>
+<start, connectedTo, Surveillance>
+<start, logistics, Civil_Military Cooperation>
diff --git a/test/mermaid/scanned_hard/mermaid_149.mmd b/test/mermaid/scanned_hard/mermaid_149.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..97641969e9685b41a67b8abbad24fe7a6f6e11b6
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_149.mmd
@@ -0,0 +1,80 @@
+graph TD
+    N0([Rules of Engagement])
+    N1([Joint Exercises])
+    N2[(Disaster Relief Deployment)]
+    N3[[Logistics Support]]
+    N4[Unmanned Systems Operation]
+    N5[Veteran Support]
+    N6[Medical Support]
+    N7[Reconnaissance]
+    N8([Targeting])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Air Operations
+        nest0_0[(Troop Deployment)]
+        nest0_1(Operations Planning)
+        nest0_2[Peacekeeping Missions]
+        nest0_3[Weapon Systems Development]
+    end
+    N0 --> N1
+    N1 --> |analyzes| N2
+    N2 --> N3
+    N3 -.-> |rescues| N4
+    N4 -.-> |operates| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> |develops| N8
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> |warns| nest0_3
+    N7 -.-> |plans| nest0_0
+    nest0_3 --> |maintains| N6
+    N4 -.-> S0
+    S0 --> |interdicts| N7
+    S0 --> |tests| N8
+    N3 -.-> S1
+    S1 --> N7
+    S1 --> N5
+    N1 --> M0
+    N2 --> M0
+    M0 --> N4
+    style N0 fill:#F1F8E9,stroke:#81C784
+    style N1 fill:#F1F8E9,stroke:#81C784
+    style N2 fill:#F1F8E9,stroke:#81C784
+    style N3 fill:#FFCDD2,stroke:#F44336
+    style N4 fill:#FFCDD2,stroke:#F44336
+    style N5 fill:#FFCDD2,stroke:#F44336
+    style N6 fill:#E8F0EA,stroke:#92C79A
+    style N7 fill:#FFCDD2,stroke:#F44336
+    style N8 fill:#E8F0EA,stroke:#92C79A
+    style S0 fill:#E8F0EA,stroke:#92C79A
+    style S1 fill:#FFCDD2,stroke:#F44336
+    style M0 fill:#FFCDD2,stroke:#F44336
+    style nest0_0 fill:#FFCDD2,stroke:#F44336
+    style nest0_1 fill:#F1F8E9,stroke:#81C784
+    style nest0_2 fill:#F1F8E9,stroke:#81C784
+    style nest0_3 fill:#E8F0EA,stroke:#92C79A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_15.mmd b/test/mermaid/scanned_hard/mermaid_15.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4cd2ab19711abffc70f3ad7a3f260951cce70e7e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_15.mmd
@@ -0,0 +1,36 @@
+graph TD
+    N0([Casting Call])
+    N1(Awards Ceremony Production)
+    N2([Costume Design])
+    N3([Merchandise Creation])
+    N4([Music Composition])
+    N5([Sponsorship Acquisition])
+    N6[Red Carpet Event]
+    N7([end])
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> |negotiates| N3
+    N3 --> |composes| N4
+    N4 --> N5
+    N5 --> |regulates| N6
+    N6 -.-> N7
+    N5 -.-> N3
+    N5 -.-> |develops| N0
+    style N0 fill:#DDCEDD,stroke:#AF56A6
+    style N1 fill:#DDCEDD,stroke:#AF56A6
+    style N2 fill:#C2E8E6,stroke:#61CAC3
+    style N3 fill:#C2E8E6,stroke:#61CAC3
+    style N4 fill:#C2E8E6,stroke:#61CAC3
+    style N5 fill:#C2E8E6,stroke:#61CAC3
+    style N6 fill:#FFECB3,stroke:#FFC107
+    style N7 fill:#C2E8E6,stroke:#61CAC3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#61CAC3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_15.txt b/test/mermaid/scanned_hard/mermaid_15.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1fb717a663c04df1c385692be72a8befe32a24a5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_15.txt
@@ -0,0 +1,9 @@
+<Awards Ceremony Production, connectedTo, Costume Design>
+<Casting Call, connectedTo, Awards Ceremony Production>
+<Costume Design, negotiates, Merchandise Creation>
+<Merchandise Creation, composes, Music Composition>
+<Music Composition, connectedTo, Sponsorship Acquisition>
+<Red Carpet Event, connectedTo, end>
+<Sponsorship Acquisition, connectedTo, Merchandise Creation>
+<Sponsorship Acquisition, develops, Casting Call>
+<Sponsorship Acquisition, regulates, Red Carpet Event>
diff --git a/test/mermaid/scanned_hard/mermaid_150.mmd b/test/mermaid/scanned_hard/mermaid_150.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e5e8e38c380a968238e7be77d16803c4eb198ecf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_150.mmd
@@ -0,0 +1,50 @@
+graph TD
+    N0([start])
+    N1[(Force Projection)]
+    N2(Recruitment)
+    N3[(Chaplain Services)]
+    N4[Intelligence Gathering]
+    N5(Cyber Warfare Operations)
+    N6([end])
+    S1(( ))
+    M0(( ))
+    subgraph Space Operations
+        nest0_0[[Crisis Management]]
+        nest0_1{Defense Procurement}
+        nest0_2{Counter_Terrorism Operations}
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    nest0_0 --> nest0_1
+    nest0_1 --> |no| nest0_2
+    N5 -.-> nest0_0
+    nest0_2 --> |no| N5
+    N3 --> S1
+    S1 -.-> |yes| N5
+    S1 --> N6
+    N4 -.-> M0
+    N0 -.-> |yes| M0
+    M0 --> N6
+    style S1 fill:#D1C4E9,stroke:#673AB7
+    style M0 fill:#E9F7E8,stroke:#6EB76D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#6EB76D,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_150.txt b/test/mermaid/scanned_hard/mermaid_150.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0376a7c4ec03d6ab8c429360444f14dd63483bf0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_150.txt
@@ -0,0 +1,17 @@
+<Chaplain Services, connectedTo, Intelligence Gathering>
+<Chaplain Services, connectedTo, end>
+<Chaplain Services, yes, Cyber Warfare Operations>
+<Counter_Terrorism Operations, no, Cyber Warfare Operations>
+<Counter_Terrorism Operations, partOf, Space Operations>
+<Crisis Management, connectedTo, Defense Procurement>
+<Crisis Management, partOf, Space Operations>
+<Cyber Warfare Operations, connectedTo, Crisis Management>
+<Cyber Warfare Operations, connectedTo, end>
+<Defense Procurement, no, Counter_Terrorism Operations>
+<Defense Procurement, partOf, Space Operations>
+<Force Projection, connectedTo, Recruitment>
+<Intelligence Gathering, connectedTo, Cyber Warfare Operations>
+<Intelligence Gathering, connectedTo, end>
+<Recruitment, connectedTo, Chaplain Services>
+<start, connectedTo, Force Projection>
+<start, yes, end>
diff --git a/test/mermaid/scanned_hard/mermaid_151.mmd b/test/mermaid/scanned_hard/mermaid_151.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..29df2861ee3c0ece4ed60a68dee109e9d942a7f2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_151.mmd
@@ -0,0 +1,90 @@
+graph RL
+    N0([Aviation Safety Investigation])
+    N1[[Flight Simulation]]
+    N2[Weather Briefing]
+    N3(Airport Operations)
+    N4{Crew Scheduling}
+    N5([Airport Security Management])
+    N6(Unmanned Aerial Vehicle Integration)
+    N7(Emergency Procedures Training)
+    N8[Delay Management]
+    N9[[Fueling Operations]]
+    N10([Navigation System Check])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Air Cargo Logistics
+        nest0_0[[Ground Support]]
+        nest0_1(Avionics Repair)
+        nest0_2[(Regulatory Compliance)]
+        nest0_3[/Air Traffic Control/]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 -.-> |monitors| N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> |controls| N9
+    N9 -.-> |checks| N10
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N4 -.-> nest0_0
+    nest0_3 --> N4
+    N4 -.-> S0
+    S0 --> N6
+    S0 -.-> N7
+    N1 -.-> |navigates| M0
+    N2 -.-> M0
+    N3 -.-> M0
+    M0 --> N5
+    N4 --> M1
+    N5 -.-> M1
+    M1 -.-> N8
+    style N0 fill:#FFF9D4,stroke:#FFE69C
+    style N1 fill:#F5F5F5,stroke:#BDBDBD
+    style N2 fill:#FFF9D4,stroke:#FFE69C
+    style N3 fill:#F5F5F5,stroke:#BDBDBD
+    style N4 fill:#FFF3E0,stroke:#FFA726
+    style N5 fill:#F5F5F5,stroke:#BDBDBD
+    style N6 fill:#FFF9D4,stroke:#FFE69C
+    style N7 fill:#F5F5F5,stroke:#BDBDBD
+    style N8 fill:#F5F5F5,stroke:#BDBDBD
+    style N9 fill:#FFF3E0,stroke:#FFA726
+    style N10 fill:#F5F5F5,stroke:#BDBDBD
+    style S0 fill:#FFF9D4,stroke:#FFE69C
+    style M0 fill:#FFF3E0,stroke:#FFA726
+    style M1 fill:#F5F5F5,stroke:#BDBDBD
+    style nest0_0 fill:#FFF3E0,stroke:#FFA726
+    style nest0_1 fill:#F5F5F5,stroke:#BDBDBD
+    style nest0_2 fill:#FFF3E0,stroke:#FFA726
+    style nest0_3 fill:#F5F5F5,stroke:#BDBDBD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFA726,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_152.txt b/test/mermaid/scanned_hard/mermaid_152.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f842069162d73bee2743366e3637a94dd42c8e44
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_152.txt
@@ -0,0 +1,18 @@
+<Air Traffic Control, connectedTo, Sustainable Aviation Fuel Development>
+<Airspace Management, connectedTo, Fueling Operations>
+<Avionics Repair, responds, Flight Planning>
+<Engine Overhaul, connectedTo, Airspace Management>
+<Engine Overhaul, partOf, Route Optimization>
+<Fleet Management, optimizes, Air Traffic Control>
+<Flight Planning, connectedTo, Fleet Management>
+<Flight Planning, documents, Remote Tower Operations>
+<Fueling Operations, connectedTo, Flight Simulation>
+<Gate Assignment, connectedTo, Airspace Management>
+<Next_Generation Air Traffic Management, connectedTo, Engine Overhaul>
+<Next_Generation Air Traffic Management, partOf, Route Optimization>
+<Remote Tower Operations, connectedTo, Fueling Operations>
+<Remote Tower Operations, connectedTo, Next_Generation Air Traffic Management>
+<Remote Tower Operations, partOf, Route Optimization>
+<Sustainable Aviation Fuel Development, connectedTo, Airspace Management>
+<Sustainable Aviation Fuel Development, connectedTo, Fueling Operations>
+<Sustainable Aviation Fuel Development, integrates, Gate Assignment>
diff --git a/test/mermaid/scanned_hard/mermaid_153.mmd b/test/mermaid/scanned_hard/mermaid_153.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..42d75514b4e1f2cd73fdfdd59be6b06f7ea32787
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_153.mmd
@@ -0,0 +1,64 @@
+graph RL
+    N0([start])
+    N1(Emergency Procedures Training)
+    N2[(Airport Security Management)]
+    N3[Flight Simulation]
+    N4[[Air Traffic Control]]
+    N5[[Aircraft Maintenance]]
+    N6([In_flight Service])
+    N7([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Crew Scheduling
+        nest0_0([Passenger Check_in])
+        nest0_1[Aerospace Engineering]
+        nest0_2[Gate Assignment]
+        nest0_3([Delay Management])
+    end
+    N0 -.-> N1
+    N1 -.-> |no| N2
+    N2 -.-> N3
+    N3 -.-> |yes| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> |no| N7
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N1 --> nest0_0
+    nest0_3 --> |no| N1
+    N1 --> S0
+    S0 --> N4
+    S0 --> N3
+    N4 -.-> S1
+    S1 -.-> |no| N6
+    S1 -.-> |yes| N7
+    N0 -.-> |yes| M0
+    N1 -.-> M0
+    M0 --> N3
+    style S0 fill:#F0F0F0,stroke:#D2D2D2
+    style S1 fill:#E3F2FD,stroke:#64B5F6
+    style M0 fill:#F0F0F0,stroke:#D2D2D2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#D2D2D2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_153.txt b/test/mermaid/scanned_hard/mermaid_153.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b032d70223499900599e22630027fd974a42a17f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_153.txt
@@ -0,0 +1,21 @@
+<Aerospace Engineering, connectedTo, Gate Assignment>
+<Aerospace Engineering, partOf, Crew Scheduling>
+<Air Traffic Control, connectedTo, Aircraft Maintenance>
+<Air Traffic Control, no, In_flight Service>
+<Air Traffic Control, yes, end>
+<Aircraft Maintenance, connectedTo, In_flight Service>
+<Airport Security Management, connectedTo, Flight Simulation>
+<Delay Management, no, Emergency Procedures Training>
+<Delay Management, partOf, Crew Scheduling>
+<Emergency Procedures Training, connectedTo, Air Traffic Control>
+<Emergency Procedures Training, connectedTo, Flight Simulation>
+<Emergency Procedures Training, connectedTo, Passenger Check_in>
+<Emergency Procedures Training, no, Airport Security Management>
+<Flight Simulation, yes, Air Traffic Control>
+<Gate Assignment, connectedTo, Delay Management>
+<Gate Assignment, partOf, Crew Scheduling>
+<In_flight Service, no, end>
+<Passenger Check_in, connectedTo, Aerospace Engineering>
+<Passenger Check_in, partOf, Crew Scheduling>
+<start, connectedTo, Emergency Procedures Training>
+<start, yes, Flight Simulation>
diff --git a/test/mermaid/scanned_hard/mermaid_156.txt b/test/mermaid/scanned_hard/mermaid_156.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c732558c5e5f3c448d7a651142387c0ea59655bd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_156.txt
@@ -0,0 +1,27 @@
+<Altitude Tracking, connectedTo, Augmented Reality Navigation>
+<Augmented Reality Navigation, connectedTo, Multi_modal Navigation>
+<Cycle Route Planning, connectedTo, Geocoding>
+<Digital Compass Integration, partOf, Dead Reckoning>
+<Digital Compass Integration, validates, Terrestrial Navigation>
+<GPS Positioning, connectedTo, end>
+<Geocoding, connectedTo, Lane Guidance>
+<Geofencing, connectedTo, Digital Compass Integration>
+<Geofencing, connectedTo, Historical Traffic Data Analysis>
+<Geofencing, partOf, Dead Reckoning>
+<Hazard Alerts, transmits, Altitude Tracking>
+<Historical Traffic Data Analysis, connectedTo, Cycle Route Planning>
+<Lane Guidance, processes, Hazard Alerts>
+<Multi_modal Navigation, guides, Public Transit Navigation>
+<Navigation Data Update, connectedTo, GPS Positioning>
+<Navigation Data Update, connectedTo, Personalized Route Preferences>
+<Navigation Data Update, connectedTo, Wearable Device Navigation>
+<Navigation Data Update, connectedTo, end>
+<Personalized Route Preferences, connectedTo, GPS Positioning>
+<Public Transit Navigation, connectedTo, Geocoding>
+<Public Transit Navigation, connectedTo, Navigation Data Update>
+<Terrestrial Navigation, alerts, Digital Compass Integration>
+<Terrestrial Navigation, analyzes, Lane Guidance>
+<Terrestrial Navigation, partOf, Dead Reckoning>
+<Wearable Device Navigation, connectedTo, Digital Compass Integration>
+<Wearable Device Navigation, partOf, Dead Reckoning>
+<Wearable Device Navigation, tracks, Geofencing>
diff --git a/test/mermaid/scanned_hard/mermaid_157.mmd b/test/mermaid/scanned_hard/mermaid_157.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a9d6179724024110da5af0a2e418fc7fb8f2e839
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_157.mmd
@@ -0,0 +1,64 @@
+graph TD
+    N0([start])
+    N1{Maintenance and Repair of Printers}
+    N2[Multi_Material Printing]
+    N3[Additive Manufacturing]
+    N4[Food Printing]
+    N5[(Mass Customization)]
+    N6(Intellectual Property Protection for Designs)
+    N7[[Rapid Manufacturing]]
+    N8([Aerospace Part Production])
+    M0(( ))
+    M1(( ))
+    subgraph Material Selection
+        nest0_0[[Printing Parameter Optimization]]
+        nest0_1[[4D Printing]]
+    end
+    N0 --> N1
+    N1 -.-> |prototypes| N2
+    N2 --> |tests| N3
+    N3 --> |slices| N4
+    N4 --> |researches| N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    nest0_0 -.-> |duplicates| nest0_1
+    N3 --> nest0_0
+    nest0_1 --> N4
+    N1 -.-> M0
+    N2 --> M0
+    M0 -.-> N4
+    N0 -.-> M1
+    N1 --> M1
+    M1 -.-> N3
+    style N0 fill:#FFCDD2,stroke:#F44336
+    style N1 fill:#FFCDD2,stroke:#F44336
+    style N2 fill:#FFCDD2,stroke:#F44336
+    style N3 fill:#FFCDD2,stroke:#F44336
+    style N4 fill:#E8EAF6,stroke:#7986CB
+    style N5 fill:#E8EAF6,stroke:#7986CB
+    style N6 fill:#E8F5E9,stroke:#66BB6A
+    style N7 fill:#E8F5E9,stroke:#66BB6A
+    style N8 fill:#E8EAF6,stroke:#7986CB
+    style M0 fill:#E8EAF6,stroke:#7986CB
+    style M1 fill:#FFCDD2,stroke:#F44336
+    style nest0_0 fill:#FFCDD2,stroke:#F44336
+    style nest0_1 fill:#E8F5E9,stroke:#66BB6A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F44336,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_157.txt b/test/mermaid/scanned_hard/mermaid_157.txt
new file mode 100644
index 0000000000000000000000000000000000000000..41c6aab6c7f9f346aee05a85c8382e6964eff8d7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_157.txt
@@ -0,0 +1,17 @@
+<4D Printing, connectedTo, Food Printing>
+<4D Printing, partOf, Material Selection>
+<Additive Manufacturing, connectedTo, Printing Parameter Optimization>
+<Additive Manufacturing, slices, Food Printing>
+<Food Printing, researches, Mass Customization>
+<Intellectual Property Protection for Designs, connectedTo, Rapid Manufacturing>
+<Maintenance and Repair of Printers, connectedTo, Additive Manufacturing>
+<Maintenance and Repair of Printers, connectedTo, Food Printing>
+<Maintenance and Repair of Printers, prototypes, Multi_Material Printing>
+<Mass Customization, connectedTo, Intellectual Property Protection for Designs>
+<Multi_Material Printing, connectedTo, Food Printing>
+<Multi_Material Printing, tests, Additive Manufacturing>
+<Printing Parameter Optimization, duplicates, 4D Printing>
+<Printing Parameter Optimization, partOf, Material Selection>
+<Rapid Manufacturing, connectedTo, Aerospace Part Production>
+<start, connectedTo, Additive Manufacturing>
+<start, connectedTo, Maintenance and Repair of Printers>
diff --git a/test/mermaid/scanned_hard/mermaid_158.mmd b/test/mermaid/scanned_hard/mermaid_158.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5ec5232ab2c7ac39d70fd67243ffefd25833ed43
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_158.mmd
@@ -0,0 +1,58 @@
+graph BT
+    N0([start])
+    N1([4D Printing])
+    N2{File Format Conversion}
+    N3[[3D Printed Tooling]]
+    N4{Intellectual Property Protection for Designs}
+    N5([Troubleshooting Print Errors])
+    N6([Digital Twin for 3D Prints])
+    S0(( ))
+    subgraph Material Research and Development
+        nest0_0([Scaffolding for Tissue Engineering])
+        nest0_1[[Bioprinting]]
+        nest0_2[(Support Structure Design)]
+        nest0_3(Printer Setup)
+    end
+    N0 --> |slices| N1
+    N1 --> |produces| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N2 --> nest0_0
+    nest0_3 --> N4
+    N0 -.-> S0
+    S0 --> N6
+    S0 --> N2
+    S0 --> |repairs| N5
+    style N0 fill:#DFE7EB,stroke:#B0C5CD
+    style N1 fill:#FFF8E1,stroke:#FFD54F
+    style N2 fill:#FFF9C4,stroke:#FFEB3B
+    style N3 fill:#FFF9C4,stroke:#FFEB3B
+    style N4 fill:#DFE7EB,stroke:#B0C5CD
+    style N5 fill:#DFE7EB,stroke:#B0C5CD
+    style N6 fill:#FFF9C4,stroke:#FFEB3B
+    style S0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_0 fill:#FFF8E1,stroke:#FFD54F
+    style nest0_1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_2 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_3 fill:#DFE7EB,stroke:#B0C5CD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_158.txt b/test/mermaid/scanned_hard/mermaid_158.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2aae42652ad084e17a1b7904143e27ba2c3eaf90
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_158.txt
@@ -0,0 +1,18 @@
+<3D Printed Tooling, connectedTo, Intellectual Property Protection for Designs>
+<4D Printing, produces, File Format Conversion>
+<Bioprinting, connectedTo, Support Structure Design>
+<Bioprinting, partOf, Material Research and Development>
+<File Format Conversion, connectedTo, 3D Printed Tooling>
+<File Format Conversion, connectedTo, Scaffolding for Tissue Engineering>
+<Intellectual Property Protection for Designs, connectedTo, Troubleshooting Print Errors>
+<Printer Setup, connectedTo, Intellectual Property Protection for Designs>
+<Printer Setup, partOf, Material Research and Development>
+<Scaffolding for Tissue Engineering, connectedTo, Bioprinting>
+<Scaffolding for Tissue Engineering, partOf, Material Research and Development>
+<Support Structure Design, connectedTo, Printer Setup>
+<Support Structure Design, partOf, Material Research and Development>
+<Troubleshooting Print Errors, connectedTo, Digital Twin for 3D Prints>
+<start, connectedTo, Digital Twin for 3D Prints>
+<start, connectedTo, File Format Conversion>
+<start, repairs, Troubleshooting Print Errors>
+<start, slices, 4D Printing>
diff --git a/test/mermaid/scanned_hard/mermaid_159.txt b/test/mermaid/scanned_hard/mermaid_159.txt
new file mode 100644
index 0000000000000000000000000000000000000000..232e6c17f904d7dc5fcfba10ee38c6da256e00cc
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_159.txt
@@ -0,0 +1,21 @@
+<3D Model Design, connectedTo, Additive Manufacturing>
+<3D Model Design, connectedTo, Mass Customization>
+<3D Model Design, connectedTo, Multi_Material Printing>
+<3D Model Design, connectedTo, end>
+<3D Model Design, yes, Medical Device Prototyping>
+<Additive Manufacturing, yes, end>
+<Aerospace Part Production, yes, Direct Metal Laser Sintering>
+<Custom Part Production, connectedTo, Aerospace Part Production>
+<Direct Metal Laser Sintering, connectedTo, On_Demand Production>
+<Intellectual Property Protection for Designs, connectedTo, Custom Part Production>
+<Intellectual Property Protection for Designs, partOf, Post_Processing>
+<Mass Customization, partOf, Post_Processing>
+<Mass Customization, yes, Support Structure Design>
+<Medical Device Prototyping, connectedTo, Multi_Material Printing>
+<Multi_Material Printing, connectedTo, Additive Manufacturing>
+<On_Demand Production, connectedTo, 3D Model Design>
+<Support Structure Design, connectedTo, Intellectual Property Protection for Designs>
+<Support Structure Design, partOf, Post_Processing>
+<start, connectedTo, Aerospace Part Production>
+<start, connectedTo, Custom Part Production>
+<start, connectedTo, Medical Device Prototyping>
diff --git a/test/mermaid/scanned_hard/mermaid_16.mmd b/test/mermaid/scanned_hard/mermaid_16.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ac7da81a8a0a5407f38b8d8394974e55379daa12
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_16.mmd
@@ -0,0 +1,35 @@
+graph RL
+    N0([start])
+    N1[[Energy Audit]]
+    N2[Pollution Control Technology]
+    N3[[Soil Testing]]
+    N4[[Waste Water Treatment]]
+    N5[[Stormwater Management]]
+    N6[/Policy Advocacy/]
+    N7[Environmental Research]
+    N8[Sustainable Agriculture Practices]
+    N9[Climate Modeling]
+    N10([end])
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> |yes| N3
+    N3 --> N4
+    N4 --> N5
+    N5 -.-> |no| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |yes| N10
+    N5 -.-> |no| N10
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#4285F4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_16.txt b/test/mermaid/scanned_hard/mermaid_16.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6d24fec6a7e66c33e115ee803448a3700f0837e9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_16.txt
@@ -0,0 +1,11 @@
+<Climate Modeling, yes, end>
+<Energy Audit, connectedTo, Pollution Control Technology>
+<Environmental Research, connectedTo, Sustainable Agriculture Practices>
+<Policy Advocacy, connectedTo, Environmental Research>
+<Pollution Control Technology, yes, Soil Testing>
+<Soil Testing, connectedTo, Waste Water Treatment>
+<Stormwater Management, no, Policy Advocacy>
+<Stormwater Management, no, end>
+<Sustainable Agriculture Practices, connectedTo, Climate Modeling>
+<Waste Water Treatment, connectedTo, Stormwater Management>
+<start, connectedTo, Energy Audit>
diff --git a/test/mermaid/scanned_hard/mermaid_160.mmd b/test/mermaid/scanned_hard/mermaid_160.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..70cf229ffd1f847136919f10ecc19cdba78a2a9c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_160.mmd
@@ -0,0 +1,72 @@
+graph RL
+    N0([start])
+    N1([Energy Storage Applications])
+    N2([Nanosensors])
+    N3[Risk Assessment of Nanomaterials]
+    N4([Drug Delivery Systems])
+    N5([Public Perception of Nanotechnology])
+    N6[Nanoparticle Characterization]
+    N7(Environmental Remediation with Nanomaterials)
+    N8([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Carbon Nanotube Synthesis
+        nest0_0[(Advanced Materials Research)]
+        nest0_1(Spintronics)
+        nest0_2(Bio_Nanotechnology Interface)
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> |no| N3
+    N3 -.-> |no| N4
+    N4 -.-> N5
+    N5 -.-> |no| N6
+    N6 --> N7
+    N7 -.-> N8
+    nest0_0 -.-> |yes| nest0_1
+    nest0_1 --> |yes| nest0_2
+    N2 --> |no| nest0_0
+    nest0_2 -.-> N5
+    N5 -.-> S0
+    S0 -.-> N8
+    S0 --> N7
+    N0 --> S1
+    S1 -.-> N2
+    S1 --> N7
+    N0 -.-> |yes| M0
+    N1 -.-> M0
+    M0 -.-> N3
+    N6 --> M1
+    N0 -.-> |yes| M1
+    M1 -.-> N8
+    style S0 fill:#FFFDE7,stroke:#FFF176
+    style S1 fill:#F9FBE7,stroke:#C0CA33
+    style M0 fill:#F9FBE7,stroke:#C0CA33
+    style M1 fill:#F1F8FF,stroke:#42A5F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFF176,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_161.txt b/test/mermaid/scanned_hard/mermaid_161.txt
new file mode 100644
index 0000000000000000000000000000000000000000..64b74a42b36dcf3264abbb3697d9a79be188ebae
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_161.txt
@@ -0,0 +1,20 @@
+<Catalysis at Nanoscale, connectedTo, Drug Delivery Systems>
+<Computational Nanotechnology, engineers, Graphene Production>
+<Computational Nanotechnology, partOf, Lab_on_a_Chip Devices>
+<Drug Delivery Systems, connectedTo, Atomic Force Microscopy>
+<Drug Delivery Systems, protects, Computational Nanotechnology>
+<Environmental Remediation with Nanomaterials, connectedTo, Nanomaterial Synthesis>
+<Environmental Remediation with Nanomaterials, partOf, Lab_on_a_Chip Devices>
+<Graphene Production, connectedTo, Surface Functionalization>
+<Graphene Production, partOf, Lab_on_a_Chip Devices>
+<Nanoelectronics, cleans, Catalysis at Nanoscale>
+<Nanoelectronics, connectedTo, Transmission Electron Microscopy>
+<Nanomaterial Synthesis, connectedTo, Nanoelectronics>
+<Nanomaterial Synthesis, connectedTo, Transmission Electron Microscopy>
+<Nanomaterial Synthesis, integrates, Drug Delivery Systems>
+<Quantum Dots, connectedTo, Catalysis at Nanoscale>
+<Surface Functionalization, connectedTo, Environmental Remediation with Nanomaterials>
+<Surface Functionalization, partOf, Lab_on_a_Chip Devices>
+<Transmission Electron Microscopy, connectedTo, Catalysis at Nanoscale>
+<Transmission Electron Microscopy, connectedTo, Quantum Dots>
+<start, commercializes, Nanomaterial Synthesis>
diff --git a/test/mermaid/scanned_hard/mermaid_162.txt b/test/mermaid/scanned_hard/mermaid_162.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1f739a41ce914212cb02dd5c6a55ee7abdc691e0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_162.txt
@@ -0,0 +1,23 @@
+<Biosensors, connectedTo, Nanosensors>
+<Catalysis at Nanoscale, connectedTo, Energy Storage Applications>
+<Catalysis at Nanoscale, connectedTo, Environmental Remediation with Nanomaterials>
+<Catalysis at Nanoscale, connectedTo, Nanocoatings>
+<Catalysis at Nanoscale, connectedTo, Risk Assessment of Nanomaterials>
+<Energy Storage Applications, connectedTo, Nanocoatings>
+<Energy Storage Applications, delivers, Quantum Dots>
+<Environmental Remediation with Nanomaterials, tests, Energy Storage Applications>
+<Food Packaging Improvement, connectedTo, Environmental Remediation with Nanomaterials>
+<Food Packaging Improvement, connectedTo, Risk Assessment of Nanomaterials>
+<Food Packaging Improvement, functionalizes, Spectroscopy>
+<Food Packaging Improvement, manipulates, Catalysis at Nanoscale>
+<Nanocoatings, enhances, Risk Assessment of Nanomaterials>
+<Nanosensors, connectedTo, Environmental Remediation with Nanomaterials>
+<Nanosensors, protects, Food Packaging Improvement>
+<Quantum Computing Integration, connectedTo, Catalysis at Nanoscale>
+<Quantum Computing Integration, connectedTo, Environmental Remediation with Nanomaterials>
+<Quantum Dots, deposits, Water Purification using Nanomaterials>
+<Quantum Dots, partOf, Public Perception of Nanotechnology>
+<Risk Assessment of Nanomaterials, models, end>
+<Spectroscopy, connectedTo, Quantum Computing Integration>
+<Water Purification using Nanomaterials, connectedTo, Energy Storage Applications>
+<Water Purification using Nanomaterials, partOf, Public Perception of Nanotechnology>
diff --git a/test/mermaid/scanned_hard/mermaid_163.mmd b/test/mermaid/scanned_hard/mermaid_163.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b9965c2c883efbb84b028a6ab552a947d9e11a59
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_163.mmd
@@ -0,0 +1,53 @@
+graph RL
+    N0([start])
+    N1([Quantum Algorithm Development])
+    N2([Quantum Cryptography])
+    N3(Quantum Key Distribution)
+    N4[/Interfacing Classical and Quantum Computers/]
+    N5(Material Science Simulations)
+    N6([Photonic Qubits])
+    N7([end])
+    S0(( ))
+    M0(( ))
+    subgraph Trapped Ion Qubits
+        nest0_0[(Microwave Control for Qubits)]
+        nest0_1[Quantum Software Development Kit]
+        nest0_2[Optimization Problems with Quantum Annealing]
+    end
+    N0 -.-> N1
+    N1 --> |yes| N2
+    N2 -.-> |yes| N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> |yes| N7
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N6 -.-> |yes| nest0_0
+    nest0_2 --> N3
+    N3 --> S0
+    S0 --> N7
+    S0 --> N6
+    N3 -.-> M0
+    N2 -.-> |yes| M0
+    M0 -.-> N5
+    style S0 fill:#D6D9F0,stroke:#9FA9E1
+    style M0 fill:#D6D9F0,stroke:#9FA9E1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#EAEFA5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#EAEFA5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#EAEFA5,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#EAEFA5,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#EAEFA5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#EAEFA5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_163.txt b/test/mermaid/scanned_hard/mermaid_163.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1827d99f4a5f38c6a4cbc0171dad65d993a9e3a3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_163.txt
@@ -0,0 +1,18 @@
+<Interfacing Classical and Quantum Computers, connectedTo, Material Science Simulations>
+<Material Science Simulations, connectedTo, Photonic Qubits>
+<Microwave Control for Qubits, connectedTo, Quantum Software Development Kit>
+<Microwave Control for Qubits, partOf, Trapped Ion Qubits>
+<Optimization Problems with Quantum Annealing, connectedTo, Quantum Key Distribution>
+<Optimization Problems with Quantum Annealing, partOf, Trapped Ion Qubits>
+<Photonic Qubits, yes, Microwave Control for Qubits>
+<Photonic Qubits, yes, end>
+<Quantum Algorithm Development, yes, Quantum Cryptography>
+<Quantum Cryptography, yes, Material Science Simulations>
+<Quantum Cryptography, yes, Quantum Key Distribution>
+<Quantum Key Distribution, connectedTo, Interfacing Classical and Quantum Computers>
+<Quantum Key Distribution, connectedTo, Material Science Simulations>
+<Quantum Key Distribution, connectedTo, Photonic Qubits>
+<Quantum Key Distribution, connectedTo, end>
+<Quantum Software Development Kit, connectedTo, Optimization Problems with Quantum Annealing>
+<Quantum Software Development Kit, partOf, Trapped Ion Qubits>
+<start, connectedTo, Quantum Algorithm Development>
diff --git a/test/mermaid/scanned_hard/mermaid_164.mmd b/test/mermaid/scanned_hard/mermaid_164.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ea8d70bcd1a546dbd81374f6cbb9efcf33a5b126
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_164.mmd
@@ -0,0 +1,78 @@
+graph TD
+    N0([Quantum Circuit Design])
+    N1[Vacuum Systems for Trapped Ions]
+    N2[Topological Qubits]
+    N3[Quantum Network Development]
+    N4(Quantum Communication Protocols)
+    N5[[Trapped Ion Qubits]]
+    N6[/Laser Cooling for Ions/]
+    N7([Quantum Software Development Kit])
+    N8(Quantum Entanglement Generation)
+    N9(Financial Modeling with Quantum Computing)
+    N10[[Cryogenic Systems for Qubits]]
+    N11([end])
+    S0(( ))
+    M0(( ))
+    subgraph Quantum Advantage Demonstration
+        nest0_0[Quantum Cryptography]
+        nest0_1([Optimization Problems with Quantum Annealing])
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> |educates| N5
+    N5 --> |measures| N6
+    N6 -.-> |secures| N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |verifies| N10
+    N10 -.-> N11
+    nest0_0 -.-> nest0_1
+    N8 -.-> nest0_0
+    nest0_1 -.-> |entangles| N11
+    N5 --> S0
+    S0 --> N7
+    S0 --> |shares| N9
+    S0 -.-> N10
+    N0 -.-> M0
+    N3 -.-> |decrypts| M0
+    M0 --> N9
+    style N0 fill:#E8F0FF,stroke:#A2D0FF
+    style N1 fill:#E8F0FF,stroke:#A2D0FF
+    style N2 fill:#CADEDE,stroke:#94C0C0
+    style N3 fill:#CADEDE,stroke:#94C0C0
+    style N4 fill:#E8F0FF,stroke:#A2D0FF
+    style N5 fill:#E8F0FF,stroke:#A2D0FF
+    style N6 fill:#F1F8FF,stroke:#42A5F5
+    style N7 fill:#CADEDE,stroke:#94C0C0
+    style N8 fill:#E8F0FF,stroke:#A2D0FF
+    style N9 fill:#E8F0FF,stroke:#A2D0FF
+    style N10 fill:#F1F8FF,stroke:#42A5F5
+    style N11 fill:#F1F8FF,stroke:#42A5F5
+    style S0 fill:#F1F8FF,stroke:#42A5F5
+    style M0 fill:#F1F8FF,stroke:#42A5F5
+    style nest0_0 fill:#E8F0FF,stroke:#A2D0FF
+    style nest0_1 fill:#F1F8FF,stroke:#42A5F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A2D0FF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_164.txt b/test/mermaid/scanned_hard/mermaid_164.txt
new file mode 100644
index 0000000000000000000000000000000000000000..554d7b29d40d092daffdddaed639837bfeeae31c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_164.txt
@@ -0,0 +1,21 @@
+<Cryogenic Systems for Qubits, connectedTo, end>
+<Financial Modeling with Quantum Computing, verifies, Cryogenic Systems for Qubits>
+<Laser Cooling for Ions, secures, Quantum Software Development Kit>
+<Optimization Problems with Quantum Annealing, entangles, end>
+<Optimization Problems with Quantum Annealing, partOf, Quantum Advantage Demonstration>
+<Quantum Circuit Design, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Circuit Design, connectedTo, Vacuum Systems for Trapped Ions>
+<Quantum Communication Protocols, educates, Trapped Ion Qubits>
+<Quantum Cryptography, connectedTo, Optimization Problems with Quantum Annealing>
+<Quantum Cryptography, partOf, Quantum Advantage Demonstration>
+<Quantum Entanglement Generation, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Entanglement Generation, connectedTo, Quantum Cryptography>
+<Quantum Network Development, connectedTo, Quantum Communication Protocols>
+<Quantum Network Development, decrypts, Financial Modeling with Quantum Computing>
+<Quantum Software Development Kit, connectedTo, Quantum Entanglement Generation>
+<Topological Qubits, connectedTo, Quantum Network Development>
+<Trapped Ion Qubits, connectedTo, Cryogenic Systems for Qubits>
+<Trapped Ion Qubits, connectedTo, Quantum Software Development Kit>
+<Trapped Ion Qubits, measures, Laser Cooling for Ions>
+<Trapped Ion Qubits, shares, Financial Modeling with Quantum Computing>
+<Vacuum Systems for Trapped Ions, connectedTo, Topological Qubits>
diff --git a/test/mermaid/scanned_hard/mermaid_166.txt b/test/mermaid/scanned_hard/mermaid_166.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5bbb64abe02ca1252ee02d3b435f37ecddcf245f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_166.txt
@@ -0,0 +1,27 @@
+<3D Model Creation, connectedTo, Software Development Kit Integration>
+<3D Model Creation, connectedTo, Training Simulations>
+<Augmented Reality App Development, connectedTo, Facial Recognition in AR or VR>
+<Augmented Reality App Development, connectedTo, Tracking System Calibration>
+<Augmented Reality App Development, connectedTo, Virtual Showrooms>
+<Cloud_based AR or VR Rendering, connectedTo, Industrial Maintenance Support>
+<Facial Recognition in AR or VR, enhances, Wearable AR Devices>
+<Field of View Optimization, connectedTo, Hardware Prototyping>
+<Field of View Optimization, partOf, Mixed Reality Solutions>
+<Gesture Recognition, connectedTo, Field of View Optimization>
+<Gesture Recognition, partOf, Mixed Reality Solutions>
+<Hardware Prototyping, calibrates, Virtual Showrooms>
+<Hardware Prototyping, partOf, Mixed Reality Solutions>
+<Neuro_VR Interfaces, connectedTo, Training Simulations>
+<Neuro_VR Interfaces, entertains, 3D Model Creation>
+<Performance Optimization, connectedTo, Neuro_VR Interfaces>
+<Retail Experience Enhancement, connectedTo, Gesture Recognition>
+<Retail Experience Enhancement, guides, Facial Recognition in AR or VR>
+<Software Development Kit Integration, connectedTo, Training Simulations>
+<Software Development Kit Integration, connectedTo, User Experience Testing>
+<Tracking System Calibration, connectedTo, Performance Optimization>
+<Training Simulations, connectedTo, Retail Experience Enhancement>
+<User Experience Testing, analyzes, Industrial Maintenance Support>
+<User Experience Testing, audits, Cloud_based AR or VR Rendering>
+<User Experience Testing, measures, Training Simulations>
+<Virtual Showrooms, designs, Tracking System Calibration>
+<Wearable AR Devices, optimizes, Cloud_based AR or VR Rendering>
diff --git a/test/mermaid/scanned_hard/mermaid_167.mmd b/test/mermaid/scanned_hard/mermaid_167.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6c94c41bbdd2b830938d6aa9cb999169cedfc09d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_167.mmd
@@ -0,0 +1,60 @@
+graph TD
+    N0([Hardware Prototyping])
+    N1[(Content Creation for AR or VR)]
+    N2[3D Model Creation]
+    N3{AR for Navigation}
+    N4{User Interface Design}
+    N5(Virtual Showrooms)
+    N6(Neuro_VR Interfaces)
+    N7([end])
+    S0(( ))
+    M1(( ))
+    subgraph Retail Experience Enhancement
+        nest0_0(Gesture Recognition)
+        nest0_1[[Training Simulations]]
+    end
+    N0 --> |controls| N1
+    N1 --> |generates| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> |audits| N6
+    N6 --> N7
+    nest0_0 --> nest0_1
+    N2 --> nest0_0
+    nest0_1 -.-> N3
+    N3 -.-> S0
+    S0 -.-> N7
+    S0 --> |calibrates| N5
+    N0 --> |collaborates| M1
+    N1 -.-> M1
+    M1 -.-> N3
+    style N0 fill:#F2E6F5,stroke:#CB9BE1
+    style N1 fill:#FAEBF3,stroke:#F7BEE0
+    style N2 fill:#FAEBF3,stroke:#F7BEE0
+    style N3 fill:#E1F5FE,stroke:#4FC3F7
+    style N4 fill:#E1F5FE,stroke:#4FC3F7
+    style N5 fill:#F2E6F5,stroke:#CB9BE1
+    style N6 fill:#F2E6F5,stroke:#CB9BE1
+    style N7 fill:#F2E6F5,stroke:#CB9BE1
+    style S0 fill:#E1F5FE,stroke:#4FC3F7
+    style M1 fill:#FAEBF3,stroke:#F7BEE0
+    style nest0_0 fill:#FAEBF3,stroke:#F7BEE0
+    style nest0_1 fill:#F2E6F5,stroke:#CB9BE1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#CB9BE1,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_167.txt b/test/mermaid/scanned_hard/mermaid_167.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b8ca56c1ad4dbe76dde0c78d97503a9e57731147
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_167.txt
@@ -0,0 +1,16 @@
+<3D Model Creation, connectedTo, AR for Navigation>
+<3D Model Creation, connectedTo, Gesture Recognition>
+<AR for Navigation, calibrates, Virtual Showrooms>
+<AR for Navigation, connectedTo, User Interface Design>
+<AR for Navigation, connectedTo, end>
+<Content Creation for AR or VR, connectedTo, AR for Navigation>
+<Content Creation for AR or VR, generates, 3D Model Creation>
+<Gesture Recognition, connectedTo, Training Simulations>
+<Gesture Recognition, partOf, Retail Experience Enhancement>
+<Hardware Prototyping, collaborates, AR for Navigation>
+<Hardware Prototyping, controls, Content Creation for AR or VR>
+<Neuro_VR Interfaces, connectedTo, end>
+<Training Simulations, connectedTo, AR for Navigation>
+<Training Simulations, partOf, Retail Experience Enhancement>
+<User Interface Design, connectedTo, Virtual Showrooms>
+<Virtual Showrooms, audits, Neuro_VR Interfaces>
diff --git a/test/mermaid/scanned_hard/mermaid_169.mmd b/test/mermaid/scanned_hard/mermaid_169.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..02484e23cfb04a0e742f4ad98521f609337d99b5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_169.mmd
@@ -0,0 +1,72 @@
+graph TD
+    N0([start])
+    N1([Mobile Game Development])
+    N2[[Level Design]]
+    N3[(Quality Assurance Testing)]
+    N4([Programming])
+    N5(Motion Capture)
+    N6[/Storytelling/]
+    N7[/Player Progression Systems/]
+    N8[Game Publishing]
+    N9([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Game Performance Optimization
+        nest0_0[In_Game Economy Design]
+        nest0_1{Game Design}
+        nest0_2{User Experience Design}
+        nest0_3[[Engine Development]]
+    end
+    N0 --> N1
+    N1 -.-> |yes| N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N6 --> |no| nest0_0
+    nest0_3 -.-> N8
+    N2 --> S0
+    S0 -.-> |no| N8
+    S0 -.-> |yes| N9
+    N4 --> M0
+    N0 --> |yes| M0
+    M0 -.-> N7
+    N4 --> M1
+    N1 -.-> M1
+    N0 --> M1
+    M1 -.-> N6
+    style S0 fill:#C8E6C9,stroke:#388E3C
+    style M0 fill:#E1BEE7,stroke:#9C27B0
+    style M1 fill:#F5F5DC,stroke:#BCB88A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#9C27B0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_17.mmd b/test/mermaid/scanned_hard/mermaid_17.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b33864ade5b938a39942036ce654eb6bfde183df
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_17.mmd
@@ -0,0 +1,48 @@
+graph BT
+    N0([Service Registration])
+    N1([Infrastructure Planning])
+    N2(Election Management)
+    N3[[Whistleblower Protection]]
+    N4[/Code Enforcement/]
+    N5[Interdepartmental Approval]
+    N6[(Public Health Initiative)]
+    N7(Data Publishing)
+    N8[Compliance Checking]
+    N9[National Defense]
+    N10([Driver's License Renewal])
+    N0 --> |protects| N1
+    N1 --> |serves| N2
+    N2 --> N3
+    N3 -.-> |communicates| N4
+    N4 -.-> |audits| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N1 --> |engages| N10
+    N7 -.-> |inspects| N5
+    style N0 fill:#E8EAF6,stroke:#5C6BC0
+    style N1 fill:#F9FBE7,stroke:#DCE775
+    style N2 fill:#E8EAF6,stroke:#5C6BC0
+    style N3 fill:#E8EAF6,stroke:#5C6BC0
+    style N4 fill:#E8EAF6,stroke:#5C6BC0
+    style N5 fill:#E8EAF6,stroke:#5C6BC0
+    style N6 fill:#F9FBE7,stroke:#DCE775
+    style N7 fill:#E8EAF6,stroke:#5C6BC0
+    style N8 fill:#F9FBE7,stroke:#DCE775
+    style N9 fill:#FFF6D9,stroke:#FFCC7A
+    style N10 fill:#FFF6D9,stroke:#FFCC7A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC7A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_170.mmd b/test/mermaid/scanned_hard/mermaid_170.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a9f79745e73a18e9aa406eea48dfae4ac96ba3ff
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_170.mmd
@@ -0,0 +1,66 @@
+graph RL
+    N0([start])
+    N1[/Multiplayer Game Development/]
+    N2[/In_Game Economy Design/]
+    N3(AI Behavior Programming)
+    N4{Game Performance Optimization}
+    N5(Game Analytics)
+    N6(Mobile Game Development)
+    N7[/Asset Creation/]
+    N8[[Engine Development]]
+    N9([end])
+    S0(( ))
+    M0(( ))
+    subgraph Storytelling
+        nest0_0(Game Design)
+        nest0_1(Community Management)
+        nest0_2[Player Progression Systems]
+        nest0_3[[User Experience Design]]
+    end
+    N0 --> N1
+    N1 --> |no| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> |yes| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> N9
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |no| nest0_2
+    nest0_2 -.-> nest0_3
+    N7 --> |no| nest0_0
+    nest0_3 --> N6
+    N5 -.-> S0
+    S0 -.-> N9
+    S0 --> |yes| N8
+    S0 --> N7
+    N5 -.-> M0
+    N1 --> M0
+    N4 --> |yes| M0
+    M0 --> N8
+    style S0 fill:#FFDCD6,stroke:#FFB2A5
+    style M0 fill:#FFDCD6,stroke:#FFB2A5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FF8A65,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_172.mmd b/test/mermaid/scanned_hard/mermaid_172.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..bd0cbfab9ded4e4b8306cefd5f69e10076c95dea
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_172.mmd
@@ -0,0 +1,73 @@
+graph BT
+    N0([start])
+    N1[/Music Licensing/]
+    N2[[Performance]]
+    N3{Tour Management}
+    N4[/Sound System Design/]
+    N5[/Streaming Platform Management/]
+    N6(Mixing)
+    N7[Lyric Writing]
+    N8([Copyright Management])
+    N9(Mastering)
+    N10{A&R}
+    N11(Arrangement)
+    N12([end])
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    subgraph Record Label Operations
+        nest0_0(Music Distribution)
+        nest0_1{Synthesizer Programming}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> |yes| N3
+    N3 --> N4
+    N4 -.-> |no| N5
+    N5 --> |yes| N6
+    N6 -.-> N7
+    N7 --> |yes| N8
+    N8 -.-> N9
+    N9 --> |yes| N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 -.-> nest0_1
+    N8 -.-> nest0_0
+    nest0_1 --> |yes| N3
+    N9 --> S0
+    S0 --> N11
+    S0 --> N12
+    N1 --> S1
+    S1 --> |no| N9
+    S1 -.-> N11
+    N0 -.-> |no| M1
+    N2 -.-> M1
+    M1 --> N6
+    style S0 fill:#EDE7F6,stroke:#9575CD
+    style S1 fill:#CFD8DC,stroke:#607D8B
+    style M1 fill:#EDE7F6,stroke:#9575CD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#9575CD,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_173.txt b/test/mermaid/scanned_hard/mermaid_173.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aa7afedb1116c8ee909c84235443d1d346e818fa
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_173.txt
@@ -0,0 +1,24 @@
+<Artist Management, collaborates, Music Education>
+<Artist Management, partOf, Music Production>
+<Beat Making, connectedTo, Sampling>
+<Beat Making, connectedTo, Vocal Performance>
+<Beat Making, funds, end>
+<Beat Making, manages, Sampling>
+<Music Education, connectedTo, Music for Film or TV or Games>
+<Music Education, partOf, Music Production>
+<Music Licensing, connectedTo, Sound Design for Media>
+<Music Licensing, teaches, Music Theory Analysis>
+<Music Theory Analysis, connectedTo, Royalty Collection>
+<Music Therapy, connectedTo, Sampling>
+<Music Therapy, connectedTo, Sound Design for Media>
+<Music Therapy, markets, Music for Film or TV or Games>
+<Music for Film or TV or Games, connectedTo, Sound Design for Media>
+<Music for Film or TV or Games, educates, Music Licensing>
+<Royalty Collection, promotes, Sound Design for Media>
+<Sampling, connectedTo, end>
+<Sound Design for Media, connectedTo, Beat Making>
+<Sound System Design, connectedTo, Music Licensing>
+<Sound System Design, connectedTo, Music Therapy>
+<Sound System Design, syncs, Vocal Performance>
+<Vocal Performance, connectedTo, Artist Management>
+<Vocal Performance, connectedTo, Sampling>
diff --git a/test/mermaid/scanned_hard/mermaid_174.mmd b/test/mermaid/scanned_hard/mermaid_174.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..de26dc478ab276b7df8ce37b2c5de3aee376fb98
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_174.mmd
@@ -0,0 +1,68 @@
+graph LR
+    N0([start])
+    N1[/Sound Design for Media/]
+    N2[Concert Promotion]
+    N3[/Music Therapy/]
+    N4[(Instrumental Performance)]
+    N5[Artist Management]
+    N6(Royalty Collection)
+    N7[[Music for Film or TV or Games]]
+    N8[Synthesizer Programming]
+    N9(A&R)
+    N10(Copyright Management)
+    N11[/Ticketing/]
+    N12[Arrangement]
+    N13([end])
+    S0(( ))
+    M0(( ))
+    subgraph Music Publishing
+        nest0_0[Digital Audio Workstation Operation]
+        nest0_1[Vocal Performance]
+    end
+    N0 -.-> N1
+    N1 --> |yes| N2
+    N2 -.-> |yes| N3
+    N3 --> |yes| N4
+    N4 --> |yes| N5
+    N5 --> |yes| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> |no| N9
+    N9 --> N10
+    N10 --> N11
+    N11 -.-> |no| N12
+    N12 --> N13
+    nest0_0 --> |yes| nest0_1
+    N4 -.-> nest0_0
+    nest0_1 --> N12
+    N6 -.-> S0
+    S0 --> N11
+    S0 -.-> N10
+    N1 -.-> M0
+    N0 -.-> M0
+    M0 --> N3
+    style S0 fill:#E9F7E8,stroke:#6EB76D
+    style M0 fill:#E9F7E8,stroke:#6EB76D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_176.mmd b/test/mermaid/scanned_hard/mermaid_176.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..fa517b3c0ac5815397e154ae4c060fef48f78fd0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_176.mmd
@@ -0,0 +1,49 @@
+graph TD
+    N0([start])
+    N1[(Screenwriting Workshops)]
+    N2(Script Development)
+    N3[[Art Direction]]
+    N4[Special Effects]
+    N5[(Storyboarding)]
+    N6{Tax Incentive Management}
+    N7([end])
+    S0(( ))
+    subgraph Cinematography
+        nest0_0(Distribution Strategy)
+        nest0_1[Production Scheduling]
+        nest0_2[Location Scouting]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> |no| N4
+    N4 --> N5
+    N5 -.-> |no| N6
+    N6 --> N7
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N2 -.-> |no| nest0_0
+    nest0_2 -.-> N3
+    N1 -.-> S0
+    S0 --> N4
+    S0 --> N3
+    N2 --> |no| N6
+    N6 --> N5
+    style S0 fill:#FCE4EC,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_178.mmd b/test/mermaid/scanned_hard/mermaid_178.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7ba7e527de8c6bbb4aeaef908f21ccf1665cac44
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_178.mmd
@@ -0,0 +1,84 @@
+graph BT
+    N0([start])
+    N1([Interactive Content Development])
+    N2[(Copywriting)]
+    N3[Video Scripting]
+    N4(Photography)
+    N5[/Research and Outline/]
+    N6[Content Management System Operation]
+    N7{Graphic Design}
+    N8[Live Streaming Content]
+    N9[Transcribing Audio or Video]
+    N10[[Editing and Proofreading]]
+    N11(Social Media Post Creation)
+    N12([Distribution Planning])
+    S0(( ))
+    M0(( ))
+    subgraph Webinar Hosting
+        nest0_0([Search Engine Optimization])
+        nest0_1[[Audio Recording]]
+    end
+    N0 --> N1
+    N1 --> |collaborates| N2
+    N2 --> |translates| N3
+    N3 --> N4
+    N4 --> |supports| N5
+    N5 -.-> |measures| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |shares| N10
+    N10 --> N11
+    N11 -.-> N12
+    nest0_0 -.-> nest0_1
+    N3 -.-> nest0_0
+    nest0_1 -.-> |personalizes| N2
+    N0 --> S0
+    S0 -.-> N10
+    S0 --> N8
+    S0 -.-> |films| N11
+    N5 --> M0
+    N0 --> |monetizes| M0
+    N7 -.-> |localizes| M0
+    M0 -.-> N10
+    style N0 fill:#DED7F0,stroke:#A188DB
+    style N1 fill:#FFECB3,stroke:#FFC107
+    style N2 fill:#E0F7FA,stroke:#00BCD4
+    style N3 fill:#DED7F0,stroke:#A188DB
+    style N4 fill:#FFECB3,stroke:#FFC107
+    style N5 fill:#FFECB3,stroke:#FFC107
+    style N6 fill:#FFECB3,stroke:#FFC107
+    style N7 fill:#FFECB3,stroke:#FFC107
+    style N8 fill:#DED7F0,stroke:#A188DB
+    style N9 fill:#DED7F0,stroke:#A188DB
+    style N10 fill:#FFECB3,stroke:#FFC107
+    style N11 fill:#FFECB3,stroke:#FFC107
+    style N12 fill:#E0F7FA,stroke:#00BCD4
+    style S0 fill:#E0F7FA,stroke:#00BCD4
+    style M0 fill:#E0F7FA,stroke:#00BCD4
+    style nest0_0 fill:#E0F7FA,stroke:#00BCD4
+    style nest0_1 fill:#E0F7FA,stroke:#00BCD4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#A188DB,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_179.txt b/test/mermaid/scanned_hard/mermaid_179.txt
new file mode 100644
index 0000000000000000000000000000000000000000..58c983e9b0d7b51612ef9616645d72e91d078871
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_179.txt
@@ -0,0 +1,17 @@
+<Call to Action Design, connectedTo, Fact_Checking>
+<Content Management System Operation, connectedTo, Keyword Research>
+<Content Management System Operation, partOf, Animation>
+<Content Repurposing, connectedTo, Content Management System Operation>
+<Content Repurposing, partOf, Animation>
+<Keyword Research, connectedTo, Photography>
+<Keyword Research, partOf, Animation>
+<Photography, connectedTo, Plagiarism Checking>
+<Photography, connectedTo, User_Generated Content Curation>
+<Photography, illustrates, Fact_Checking>
+<Plagiarism Checking, connectedTo, Content Repurposing>
+<Plagiarism Checking, partOf, Animation>
+<User_Generated Content Curation, connectedTo, Call to Action Design>
+<User_Generated Content Curation, translates, Fact_Checking>
+<Video Scripting, connectedTo, Fact_Checking>
+<Video Scripting, connectedTo, User_Generated Content Curation>
+<Video Scripting, engages, Photography>
diff --git a/test/mermaid/scanned_hard/mermaid_18.mmd b/test/mermaid/scanned_hard/mermaid_18.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..2391058fb4d7d07a04378f52986bb4e818e13eb4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_18.mmd
@@ -0,0 +1,40 @@
+graph LR
+    N0([start])
+    N1[(Barcode Scanning)]
+    N2([Curbside Delivery])
+    N3{Customer Checkout}
+    N4([Complaint Management])
+    N5{E_commerce Platform Integration}
+    N6[/Customer Survey/]
+    N7([Supplier Payment])
+    N8([end])
+    N0 --> N1
+    N1 --> |lists| N2
+    N2 -.-> |promotes| N3
+    N3 -.-> |packs| N4
+    N4 --> |manages| N5
+    N5 -.-> N6
+    N6 -.-> |orders| N7
+    N7 --> |ships| N8
+    N8 -.-> N2
+    N5 -.-> N2
+    style N0 fill:#F9FBE7,stroke:#DCE775
+    style N1 fill:#FFF0CC,stroke:#FFCC80
+    style N2 fill:#FFF8E1,stroke:#FFD54F
+    style N3 fill:#FFF0CC,stroke:#FFCC80
+    style N4 fill:#FFF0CC,stroke:#FFCC80
+    style N5 fill:#FFF8E1,stroke:#FFD54F
+    style N6 fill:#F9FBE7,stroke:#DCE775
+    style N7 fill:#F9FBE7,stroke:#DCE775
+    style N8 fill:#F9FBE7,stroke:#DCE775
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#DCE775,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_18.txt b/test/mermaid/scanned_hard/mermaid_18.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a6aa50c202b1eb2716ebde831a25f75ad479fa2c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_18.txt
@@ -0,0 +1,10 @@
+<Barcode Scanning, lists, Curbside Delivery>
+<Complaint Management, manages, E_commerce Platform Integration>
+<Curbside Delivery, promotes, Customer Checkout>
+<Customer Checkout, packs, Complaint Management>
+<Customer Survey, orders, Supplier Payment>
+<E_commerce Platform Integration, connectedTo, Curbside Delivery>
+<E_commerce Platform Integration, connectedTo, Customer Survey>
+<Supplier Payment, ships, end>
+<end, connectedTo, Curbside Delivery>
+<start, connectedTo, Barcode Scanning>
diff --git a/test/mermaid/scanned_hard/mermaid_180.mmd b/test/mermaid/scanned_hard/mermaid_180.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..8ecbe8b7b76abdcd2146872c37f640fea4bf7344
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_180.mmd
@@ -0,0 +1,68 @@
+graph RL
+    N0([start])
+    N1(Interactive Content Development)
+    N2{Content Strategy Development}
+    N3[Webinar Hosting]
+    N4[Audience Engagement]
+    N5[Newsletter Creation]
+    N6(Live Streaming Content)
+    N7(Video Scripting)
+    N8([Animation])
+    S0(( ))
+    M1(( ))
+    subgraph Content Management System Operation
+        nest0_0[(Distribution Planning)]
+        nest0_1{Social Media Post Creation}
+        nest0_2[(Monetization Strategy)]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |optimizes| N3
+    N3 --> N4
+    N4 --> |podcasts| N5
+    N5 --> N6
+    N6 -.-> |narrates| N7
+    N7 -.-> N8
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N3 --> nest0_0
+    nest0_2 --> N2
+    N5 -.-> S0
+    S0 -.-> |collaborates| N7
+    S0 --> N8
+    N0 -.-> M1
+    N1 -.-> |supports| M1
+    M1 --> N3
+    style N0 fill:#C9EFEC,stroke:#6FE1D5
+    style N1 fill:#C9EFEC,stroke:#6FE1D5
+    style N2 fill:#DDCEDD,stroke:#AF56A6
+    style N3 fill:#C9EFEC,stroke:#6FE1D5
+    style N4 fill:#DDCEDD,stroke:#AF56A6
+    style N5 fill:#D1C4E9,stroke:#7E57C2
+    style N6 fill:#D1C4E9,stroke:#7E57C2
+    style N7 fill:#D1C4E9,stroke:#7E57C2
+    style N8 fill:#C9EFEC,stroke:#6FE1D5
+    style S0 fill:#D1C4E9,stroke:#7E57C2
+    style M1 fill:#D1C4E9,stroke:#7E57C2
+    style nest0_0 fill:#D1C4E9,stroke:#7E57C2
+    style nest0_1 fill:#C9EFEC,stroke:#6FE1D5
+    style nest0_2 fill:#C9EFEC,stroke:#6FE1D5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#7E57C2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_181.txt b/test/mermaid/scanned_hard/mermaid_181.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dfffb0dbe08ea60fe84649e49a595ce782750485
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_181.txt
@@ -0,0 +1,19 @@
+<Customer Analytics, connectedTo, Data Visualization>
+<Data Mining, connectedTo, Customer Analytics>
+<Data Security Best Practices, connectedTo, Supply Chain Analytics>
+<Data Visualization, connectedTo, Statistical Modeling>
+<ETL Process Management, connectedTo, Healthcare Data Analysis>
+<ETL Process Management, partOf, Data Collection>
+<Geospatial Analysis, connectedTo, Data Mining>
+<HR Data Analytics, connectedTo, Data Security Best Practices>
+<HR Data Analytics, connectedTo, ETL Process Management>
+<Healthcare Data Analysis, connectedTo, Geospatial Analysis>
+<Healthcare Data Analysis, partOf, Data Collection>
+<Natural Language Processing for Data, tracks, HR Data Analytics>
+<Statistical Modeling, measures, Dashboard Creation>
+<Supply Chain Analytics, correlates, Time Series Forecasting>
+<Supply Chain Analytics, researches, Statistical Modeling>
+<Supply Chain Analytics, segments, Data Visualization>
+<Time Series Forecasting, connectedTo, Dashboard Creation>
+<Time Series Forecasting, connectedTo, Data Visualization>
+<Time Series Forecasting, connectedTo, Geospatial Analysis>
diff --git a/test/mermaid/scanned_hard/mermaid_182.mmd b/test/mermaid/scanned_hard/mermaid_182.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..782e93d2433d234c10bfc1003d6dd49d9605ea31
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_182.mmd
@@ -0,0 +1,63 @@
+graph TD
+    N0([start])
+    N1[[Dashboard Creation]]
+    N2[(Data Cleaning)]
+    N3([Data Security Best Practices])
+    N4[Social Media Analytics]
+    N5{Data Mining}
+    N6[HR Data Analytics]
+    N7[/Predictive Analytics/]
+    N8(Geospatial Analysis)
+    N9([Machine Learning Integration])
+    N10([end])
+    S0(( ))
+    S1(( ))
+    subgraph Statistical Modeling
+        nest0_0[Sentiment Analysis]
+        nest0_1[Web Analytics]
+    end
+    N0 --> |no| N1
+    N1 -.-> |no| N2
+    N2 -.-> |no| N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    nest0_0 --> nest0_1
+    N6 --> nest0_0
+    nest0_1 --> N2
+    N0 --> S0
+    S0 -.-> N2
+    S0 -.-> N5
+    S0 --> N8
+    N0 --> S1
+    S1 -.-> |yes| N5
+    S1 -.-> |no| N10
+    S1 --> N2
+    style S0 fill:#F5F5DC,stroke:#BCB88A
+    style S1 fill:#E8EAF6,stroke:#7986CB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#94C0C0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_183.mmd b/test/mermaid/scanned_hard/mermaid_183.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ca18e8490935257bb85809db3c9245ced71c93bd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_183.mmd
@@ -0,0 +1,90 @@
+graph BT
+    N0([Geospatial Analysis])
+    N1{Marketing Campaign Analysis}
+    N2[[Social Media Analytics]]
+    N3[[Data Transformation]]
+    N4{Machine Learning Integration}
+    N5[Data Mining]
+    N6[[Sentiment Analysis]]
+    N7(Natural Language Processing for Data)
+    N8(Big Data Processing)
+    N9[[Prescriptive Analytics]]
+    N10[Data Warehouse Design]
+    N11([Data Collection])
+    N12([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Data Visualization
+        nest0_0[Data Governance]
+        nest0_1(Data Pipeline Development)
+    end
+    N0 -.-> N1
+    N1 -.-> |measures| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 --> |mines| nest0_1
+    N8 --> nest0_0
+    nest0_1 -.-> |supports| N2
+    N9 --> S0
+    S0 --> N11
+    S0 -.-> |correlates| N12
+    N5 --> S1
+    S1 -.-> N11
+    S1 --> N9
+    S1 --> N8
+    N7 --> M0
+    N1 -.-> M0
+    M0 -.-> N9
+    style N0 fill:#DED7F0,stroke:#A188DB
+    style N1 fill:#FFDCD6,stroke:#FFB2A5
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#FCE4EC,stroke:#E91E63
+    style N4 fill:#FCE4EC,stroke:#E91E63
+    style N5 fill:#FFDCD6,stroke:#FFB2A5
+    style N6 fill:#FCE4EC,stroke:#E91E63
+    style N7 fill:#FFDCD6,stroke:#FFB2A5
+    style N8 fill:#DED7F0,stroke:#A188DB
+    style N9 fill:#FFDCD6,stroke:#FFB2A5
+    style N10 fill:#FFDCD6,stroke:#FFB2A5
+    style N11 fill:#FCE4EC,stroke:#E91E63
+    style N12 fill:#FCE4EC,stroke:#E91E63
+    style S0 fill:#FCE4EC,stroke:#E91E63
+    style S1 fill:#FFDCD6,stroke:#FFB2A5
+    style M0 fill:#DED7F0,stroke:#A188DB
+    style nest0_0 fill:#FCE4EC,stroke:#E91E63
+    style nest0_1 fill:#FCE4EC,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#A188DB,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_183.txt b/test/mermaid/scanned_hard/mermaid_183.txt
new file mode 100644
index 0000000000000000000000000000000000000000..41ad198f2f89419c7ad9bc4aa440970c9ee6f565
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_183.txt
@@ -0,0 +1,24 @@
+<Big Data Processing, connectedTo, Data Governance>
+<Big Data Processing, connectedTo, Prescriptive Analytics>
+<Data Collection, connectedTo, end>
+<Data Governance, mines, Data Pipeline Development>
+<Data Governance, partOf, Data Visualization>
+<Data Mining, connectedTo, Big Data Processing>
+<Data Mining, connectedTo, Data Collection>
+<Data Mining, connectedTo, Prescriptive Analytics>
+<Data Mining, connectedTo, Sentiment Analysis>
+<Data Pipeline Development, partOf, Data Visualization>
+<Data Pipeline Development, supports, Social Media Analytics>
+<Data Transformation, connectedTo, Machine Learning Integration>
+<Data Warehouse Design, connectedTo, Data Collection>
+<Geospatial Analysis, connectedTo, Marketing Campaign Analysis>
+<Machine Learning Integration, connectedTo, Data Mining>
+<Marketing Campaign Analysis, connectedTo, Prescriptive Analytics>
+<Marketing Campaign Analysis, measures, Social Media Analytics>
+<Natural Language Processing for Data, connectedTo, Big Data Processing>
+<Natural Language Processing for Data, connectedTo, Prescriptive Analytics>
+<Prescriptive Analytics, connectedTo, Data Collection>
+<Prescriptive Analytics, connectedTo, Data Warehouse Design>
+<Prescriptive Analytics, correlates, end>
+<Sentiment Analysis, connectedTo, Natural Language Processing for Data>
+<Social Media Analytics, connectedTo, Data Transformation>
diff --git a/test/mermaid/scanned_hard/mermaid_184.txt b/test/mermaid/scanned_hard/mermaid_184.txt
new file mode 100644
index 0000000000000000000000000000000000000000..89b08e16d2b8192d0809a5dc497d8a0b049600fe
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_184.txt
@@ -0,0 +1,22 @@
+<Budget Performance Analysis, measures, OLAP Cube Creation>
+<Customer Behavior Insights, connectedTo, HR Analytics Dashboards>
+<Customer Behavior Insights, connectedTo, OLAP Cube Creation>
+<Dashboard Design, connectedTo, Market Trend Analysis>
+<Dashboard Design, partOf, Data Lineage Tracking>
+<Data Mart Design, connectedTo, Data Source Integration>
+<Data Mart Design, partOf, Data Lineage Tracking>
+<Data Source Integration, connectedTo, Dashboard Design>
+<Data Source Integration, partOf, Data Lineage Tracking>
+<HR Analytics Dashboards, connectedTo, Performance Monitoring>
+<Market Trend Analysis, partOf, Data Lineage Tracking>
+<Market Trend Analysis, transforms, Strategic Planning Support>
+<Mobile BI Development, connectedTo, end>
+<OLAP Cube Creation, connectedTo, Data Mart Design>
+<OLAP Cube Creation, connectedTo, Real_time BI Dashboards>
+<OLAP Cube Creation, connectedTo, Strategic Planning Support>
+<OLAP Cube Creation, connectedTo, end>
+<Performance Monitoring, connectedTo, Risk Assessment Reporting>
+<Performance Monitoring, controls, OLAP Cube Creation>
+<Real_time BI Dashboards, defines, Mobile BI Development>
+<Risk Assessment Reporting, connectedTo, Budget Performance Analysis>
+<Strategic Planning Support, dashboards, Real_time BI Dashboards>
diff --git a/test/mermaid/scanned_hard/mermaid_187.mmd b/test/mermaid/scanned_hard/mermaid_187.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ec1e11bb50b85825d12f4b287d7abc5145cb91c7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_187.mmd
@@ -0,0 +1,85 @@
+graph LR
+    N0([start])
+    N1[(Pricing Strategy)]
+    N2[Direct Mail Marketing]
+    N3[(Personalization Strategies)]
+    N4[Telemarketing]
+    N5[Promotional Campaigns]
+    N6(Podcast Marketing)
+    N7[(Affiliate Marketing)]
+    N8[Distribution Channel Management]
+    N9(Influencer Marketing)
+    N10[(Experiential Marketing)]
+    N11([Marketing Analytics])
+    N12[/Customer Relationship Management/]
+    N13[Partnership Marketing]
+    N14([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Marketing Budget Allocation
+        nest0_0[Brand Strategy Development]
+        nest0_1[[Event Marketing]]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> |no| N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> |no| N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    N12 -.-> N13
+    N13 --> N14
+    nest0_0 -.-> nest0_1
+    N12 -.-> nest0_0
+    nest0_1 -.-> N13
+    N6 --> S0
+    S0 -.-> N9
+    S0 --> |no| N8
+    S0 --> N10
+    N4 --> S1
+    S1 --> N12
+    S1 -.-> |no| N7
+    S1 --> N13
+    N2 -.-> |no| M0
+    N1 --> M0
+    N0 --> |yes| M0
+    M0 -.-> N4
+    style S0 fill:#EBEBEB,stroke:#E0E0E0
+    style S1 fill:#E8F0FF,stroke:#A2D0FF
+    style M0 fill:#E8F0FF,stroke:#A2D0FF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#E0E0E0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_188.txt b/test/mermaid/scanned_hard/mermaid_188.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aac9ff335b6507fe28417959c5c23a5456901141
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_188.txt
@@ -0,0 +1,19 @@
+<Affiliate Marketing, connectedTo, end>
+<Brand Reputation Management, connectedTo, Campaign Performance Tracking>
+<Campaign Performance Tracking, connectedTo, Competitive Analysis>
+<Competitive Analysis, connectedTo, Partnership Marketing>
+<Competitive Analysis, no, Market Research>
+<Customer Segmentation, connectedTo, Campaign Performance Tracking>
+<Customer Segmentation, partOf, Marketing Budget Allocation>
+<Loyalty Programs, no, Affiliate Marketing>
+<Market Research, yes, Loyalty Programs>
+<Partnership Marketing, connectedTo, Customer Segmentation>
+<Partnership Marketing, partOf, Marketing Budget Allocation>
+<Product Launch Strategy, connectedTo, Affiliate Marketing>
+<Product Launch Strategy, connectedTo, Brand Reputation Management>
+<Product Launch Strategy, connectedTo, Campaign Performance Tracking>
+<Product Launch Strategy, connectedTo, end>
+<start, connectedTo, Competitive Analysis>
+<start, connectedTo, Market Research>
+<start, connectedTo, Product Launch Strategy>
+<start, no, Campaign Performance Tracking>
diff --git a/test/mermaid/scanned_hard/mermaid_189.mmd b/test/mermaid/scanned_hard/mermaid_189.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..c6285a4b52d7e6c370f4c80b0753cf6d0bc70907
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_189.mmd
@@ -0,0 +1,84 @@
+graph RL
+    N0([start])
+    N1{Brand Reputation Management}
+    N2[Customer Journey Mapping]
+    N3{Promotional Campaigns}
+    N4[Target Audience Identification]
+    N5[A or B Testing for Marketing]
+    N6(Brand Strategy Development)
+    N7([Influencer Marketing])
+    N8(Podcast Marketing)
+    N9[(Competitive Analysis)]
+    N10(Video Marketing)
+    N11[Lead Generation]
+    N12([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Content Marketing
+        nest0_0[[Product Launch Strategy]]
+        nest0_1(Customer Relationship Management)
+        nest0_2{Remarketing Campaigns}
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> |yes| N4
+    N4 --> |yes| N5
+    N5 -.-> |no| N6
+    N6 --> N7
+    N7 --> |no| N8
+    N8 --> N9
+    N9 --> N10
+    N10 -.-> |yes| N11
+    N11 --> N12
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N1 -.-> nest0_0
+    nest0_2 --> N4
+    N4 --> S0
+    S0 -.-> N6
+    S0 --> N11
+    N5 -.-> S1
+    S1 --> N7
+    S1 --> N12
+    N6 -.-> M0
+    N3 --> M0
+    M0 --> N11
+    N5 --> |no| M1
+    N2 -.-> M1
+    M1 -.-> N7
+    style S0 fill:#EFEBE9,stroke:#A1887F
+    style S1 fill:#E4E0DF,stroke:#BDAFA8
+    style M0 fill:#E4E0DF,stroke:#BDAFA8
+    style M1 fill:#D3F7F9,stroke:#80DDEA
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_189.txt b/test/mermaid/scanned_hard/mermaid_189.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dfca6ad83ef5bed4d96f7ab0a61275e5f0656ad0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_189.txt
@@ -0,0 +1,27 @@
+<A or B Testing for Marketing, connectedTo, Influencer Marketing>
+<A or B Testing for Marketing, connectedTo, end>
+<A or B Testing for Marketing, no, Brand Strategy Development>
+<A or B Testing for Marketing, no, Influencer Marketing>
+<Brand Reputation Management, connectedTo, Customer Journey Mapping>
+<Brand Reputation Management, connectedTo, Product Launch Strategy>
+<Brand Strategy Development, connectedTo, Influencer Marketing>
+<Brand Strategy Development, connectedTo, Lead Generation>
+<Competitive Analysis, connectedTo, Video Marketing>
+<Customer Journey Mapping, connectedTo, Influencer Marketing>
+<Customer Journey Mapping, connectedTo, Promotional Campaigns>
+<Customer Relationship Management, connectedTo, Remarketing Campaigns>
+<Customer Relationship Management, partOf, Content Marketing>
+<Influencer Marketing, no, Podcast Marketing>
+<Lead Generation, connectedTo, end>
+<Podcast Marketing, connectedTo, Competitive Analysis>
+<Product Launch Strategy, connectedTo, Customer Relationship Management>
+<Product Launch Strategy, partOf, Content Marketing>
+<Promotional Campaigns, connectedTo, Lead Generation>
+<Promotional Campaigns, yes, Target Audience Identification>
+<Remarketing Campaigns, connectedTo, Target Audience Identification>
+<Remarketing Campaigns, partOf, Content Marketing>
+<Target Audience Identification, connectedTo, Brand Strategy Development>
+<Target Audience Identification, connectedTo, Lead Generation>
+<Target Audience Identification, yes, A or B Testing for Marketing>
+<Video Marketing, yes, Lead Generation>
+<start, connectedTo, Brand Reputation Management>
diff --git a/test/mermaid/scanned_hard/mermaid_19.mmd b/test/mermaid/scanned_hard/mermaid_19.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..2f4218da1dfd39a83489ab51ab393a82bfaeb188
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_19.mmd
@@ -0,0 +1,34 @@
+graph LR
+    N0([Customer Relationship Management])
+    N1{Quality Assurance}
+    N2[(Inventory Tracking)]
+    N3(Software Calibration)
+    N4[Part Manufacturing]
+    N5[/Oil Change/]
+    N6[Body Shop Repair]
+    N7([end])
+    N0 -.-> N1
+    N1 -.-> |distributes| N2
+    N2 -.-> N3
+    N3 -.-> |prototypes| N4
+    N4 --> N5
+    N5 --> |cleans| N6
+    N6 -.-> |assembles| N7
+    N1 -.-> N3
+    style N0 fill:#E6EE9C,stroke:#CDDC39
+    style N1 fill:#E6EE9C,stroke:#CDDC39
+    style N2 fill:#F0F0F0,stroke:#D2D2D2
+    style N3 fill:#E6EE9C,stroke:#CDDC39
+    style N4 fill:#F0F0F0,stroke:#D2D2D2
+    style N5 fill:#E6EE9C,stroke:#CDDC39
+    style N6 fill:#E6EE9C,stroke:#CDDC39
+    style N7 fill:#ECEFF1,stroke:#90A4AE
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_19.txt b/test/mermaid/scanned_hard/mermaid_19.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b7afe43cea2c4214ced72f80e4da6257a58aba3f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_19.txt
@@ -0,0 +1,8 @@
+<Body Shop Repair, assembles, end>
+<Customer Relationship Management, connectedTo, Quality Assurance>
+<Inventory Tracking, connectedTo, Software Calibration>
+<Oil Change, cleans, Body Shop Repair>
+<Part Manufacturing, connectedTo, Oil Change>
+<Quality Assurance, connectedTo, Software Calibration>
+<Quality Assurance, distributes, Inventory Tracking>
+<Software Calibration, prototypes, Part Manufacturing>
diff --git a/test/mermaid/scanned_hard/mermaid_190.mmd b/test/mermaid/scanned_hard/mermaid_190.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1f662a760249e45516c8da3d5972fbe71c34d5ef
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_190.mmd
@@ -0,0 +1,84 @@
+graph TD
+    N0([start])
+    N1([Psychographic Targeting])
+    N2([Print Advertising])
+    N3[[Ad Network Management]]
+    N4[/Customer Acquisition Cost Analysis/]
+    N5(Interactive Ad Formats)
+    N6{Media Buying}
+    N7[Ad Platform Management]
+    N8[[Search Engine Ads]]
+    N9[Digital Advertising]
+    N10(Ad Copywriting)
+    N11([end])
+    S0(( ))
+    M0(( ))
+    subgraph Return on Ad Spend Calculation
+        nest0_0(A or B Testing for Ads)
+        nest0_1(Conversion Tracking)
+        nest0_2([Regulatory Compliance for Ads])
+        nest0_3(Native Advertising)
+    end
+    N0 --> |manages budgets| N1
+    N1 -.-> N2
+    N2 -.-> |native ads| N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> |buys media| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> |social media ads| N10
+    N10 --> |optimizes campaigns| N11
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N4 --> |monitors competitors| nest0_0
+    nest0_3 --> N6
+    N1 --> S0
+    S0 -.-> N6
+    S0 -.-> N10
+    N3 -.-> M0
+    N2 -.-> M0
+    M0 -.-> N7
+    style N0 fill:#FFF9D4,stroke:#FFE69C
+    style N1 fill:#F0F4C3,stroke:#AED581
+    style N2 fill:#F0F4C3,stroke:#AED581
+    style N3 fill:#F0F0F0,stroke:#D2D2D2
+    style N4 fill:#FFF9D4,stroke:#FFE69C
+    style N5 fill:#F0F0F0,stroke:#D2D2D2
+    style N6 fill:#F0F0F0,stroke:#D2D2D2
+    style N7 fill:#F0F4C3,stroke:#AED581
+    style N8 fill:#F0F0F0,stroke:#D2D2D2
+    style N9 fill:#F0F0F0,stroke:#D2D2D2
+    style N10 fill:#F0F0F0,stroke:#D2D2D2
+    style N11 fill:#FFF9D4,stroke:#FFE69C
+    style S0 fill:#F0F0F0,stroke:#D2D2D2
+    style M0 fill:#FFF9D4,stroke:#FFE69C
+    style nest0_0 fill:#F0F0F0,stroke:#D2D2D2
+    style nest0_1 fill:#FFF9D4,stroke:#FFE69C
+    style nest0_2 fill:#F0F0F0,stroke:#D2D2D2
+    style nest0_3 fill:#F0F0F0,stroke:#D2D2D2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFE69C,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_191.txt b/test/mermaid/scanned_hard/mermaid_191.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c0d3c194087a04e99e4054714d5ee450a29c59b4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_191.txt
@@ -0,0 +1,19 @@
+<Ad Copywriting, connectedTo, Programmatic Advertising>
+<Ad Copywriting, partOf, Media Buying>
+<Ad Creative Development, connectedTo, Direct Response Campaigns>
+<Ad Network Management, connectedTo, Direct Response Campaigns>
+<Ad Network Management, connectedTo, Interactive Ad Formats>
+<Ad Network Management, manages ad networks, Direct Response Campaigns>
+<Ad Network Management, print advertising, Ad Creative Development>
+<Audience Segmentation for Ads, connectedTo, Ad Copywriting>
+<Audience Segmentation for Ads, connectedTo, Ad Network Management>
+<Brand Awareness Campaigns, connectedTo, Direct Response Campaigns>
+<Brand Awareness Campaigns, partOf, Media Buying>
+<Display Advertising, connectedTo, Ad Creative Development>
+<Display Advertising, detects fraud, Audience Segmentation for Ads>
+<Interactive Ad Formats, calculates CAC, Direct Response Campaigns>
+<Interactive Ad Formats, connectedTo, Ad Creative Development>
+<Programmatic Advertising, connectedTo, Brand Awareness Campaigns>
+<Programmatic Advertising, partOf, Media Buying>
+<start, connectedTo, Ad Creative Development>
+<start, creates ads, Display Advertising>
diff --git a/test/mermaid/scanned_hard/mermaid_192.mmd b/test/mermaid/scanned_hard/mermaid_192.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..fd1455c461b9c30858089aff77c13ad7371f4d74
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_192.mmd
@@ -0,0 +1,88 @@
+graph RL
+    N0([Brand Awareness Campaigns])
+    N1[/Competitor Ad Analysis/]
+    N2[Ad Platform Management]
+    N3{Psychographic Targeting}
+    N4[(Direct Response Campaigns)]
+    N5([Demographic Targeting])
+    N6{Print Advertising}
+    N7([Programmatic Advertising])
+    N8{Audience Segmentation for Ads}
+    N9[(Search Engine Ads)]
+    N10[[Campaign Planning]]
+    N11[/Radio Advertising/]
+    N12([Display Advertising])
+    N13([Media Buying])
+    M0(( ))
+    M1(( ))
+    subgraph Privacy Concerns in Ads
+        nest0_0[Ad Creative Development]
+        nest0_1{Regulatory Compliance for Ads}
+        nest0_2(Performance Tracking)
+    end
+    N0 --> N1
+    N1 -.-> |programmatic ads| N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N6 --> nest0_0
+    nest0_2 -.-> |segments audiences| N10
+    N0 --> |targets demographics| M0
+    N4 --> M0
+    M0 -.-> N6
+    N4 -.-> M1
+    N8 -.-> |generates responses| M1
+    M1 -.-> N11
+    style N0 fill:#F0F0F0,stroke:#D2D2D2
+    style N1 fill:#DACBE3,stroke:#A188D0
+    style N2 fill:#F0F0F0,stroke:#D2D2D2
+    style N3 fill:#D3D7EB,stroke:#8C9EFF
+    style N4 fill:#F0F0F0,stroke:#D2D2D2
+    style N5 fill:#D3D7EB,stroke:#8C9EFF
+    style N6 fill:#DACBE3,stroke:#A188D0
+    style N7 fill:#F0F0F0,stroke:#D2D2D2
+    style N8 fill:#D3D7EB,stroke:#8C9EFF
+    style N9 fill:#DACBE3,stroke:#A188D0
+    style N10 fill:#D3D7EB,stroke:#8C9EFF
+    style N11 fill:#F0F0F0,stroke:#D2D2D2
+    style N12 fill:#DACBE3,stroke:#A188D0
+    style N13 fill:#D3D7EB,stroke:#8C9EFF
+    style M0 fill:#D3D7EB,stroke:#8C9EFF
+    style M1 fill:#F0F0F0,stroke:#D2D2D2
+    style nest0_0 fill:#DACBE3,stroke:#A188D0
+    style nest0_1 fill:#D3D7EB,stroke:#8C9EFF
+    style nest0_2 fill:#F0F0F0,stroke:#D2D2D2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#8C9EFF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_193.mmd b/test/mermaid/scanned_hard/mermaid_193.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..21a8c04704d2d2e6c05fd15af24cf6f016ee908a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_193.mmd
@@ -0,0 +1,84 @@
+graph RL
+    N0([start])
+    N1[(Blockchain Node Operation)]
+    N2(Governance Models for Blockchains)
+    N3([Zero_Knowledge Proofs])
+    N4(Decentralized Network Design)
+    N5[/Cryptographic Hashing/]
+    N6(Wallet Management)
+    N7{Decentralized Applications Development}
+    N8{Intellectual Property Management}
+    N9[Sharding Implementation]
+    N10([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Consortium Blockchain Setup
+        nest0_0(Non_Fungible Token Creation)
+        nest0_1[Healthcare Data Management]
+        nest0_2[Security Auditing for Blockchains]
+    end
+    N0 --> |no| N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |no| N10
+    nest0_0 -.-> |yes| nest0_1
+    nest0_1 -.-> nest0_2
+    N1 -.-> |yes| nest0_0
+    nest0_2 --> |no| N3
+    N1 --> S0
+    S0 --> |yes| N6
+    S0 --> |no| N9
+    N0 -.-> S1
+    S1 --> N5
+    S1 --> N6
+    S1 --> |yes| N7
+    N0 --> M0
+    N1 -.-> |no| M0
+    N5 --> M0
+    M0 --> N8
+    N2 -.-> |no| M1
+    N1 --> M1
+    N0 -.-> M1
+    M1 --> N4
+    style S0 fill:#C8EDFF,stroke:#82DAFF
+    style S1 fill:#C8EDFF,stroke:#82DAFF
+    style M0 fill:#E0F2F1,stroke:#26A69A
+    style M1 fill:#E8EAF6,stroke:#7986CB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#82DAFF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_193.txt b/test/mermaid/scanned_hard/mermaid_193.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8bbbc6c213dbdf4dc6f4852314871e967d537bc8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_193.txt
@@ -0,0 +1,28 @@
+<Blockchain Node Operation, connectedTo, Decentralized Network Design>
+<Blockchain Node Operation, connectedTo, Governance Models for Blockchains>
+<Blockchain Node Operation, no, Intellectual Property Management>
+<Blockchain Node Operation, no, Sharding Implementation>
+<Blockchain Node Operation, yes, Non_Fungible Token Creation>
+<Blockchain Node Operation, yes, Wallet Management>
+<Cryptographic Hashing, connectedTo, Intellectual Property Management>
+<Cryptographic Hashing, connectedTo, Wallet Management>
+<Decentralized Applications Development, connectedTo, Intellectual Property Management>
+<Decentralized Network Design, connectedTo, Cryptographic Hashing>
+<Governance Models for Blockchains, connectedTo, Zero_Knowledge Proofs>
+<Governance Models for Blockchains, no, Decentralized Network Design>
+<Healthcare Data Management, connectedTo, Security Auditing for Blockchains>
+<Healthcare Data Management, partOf, Consortium Blockchain Setup>
+<Intellectual Property Management, connectedTo, Sharding Implementation>
+<Non_Fungible Token Creation, partOf, Consortium Blockchain Setup>
+<Non_Fungible Token Creation, yes, Healthcare Data Management>
+<Security Auditing for Blockchains, no, Zero_Knowledge Proofs>
+<Security Auditing for Blockchains, partOf, Consortium Blockchain Setup>
+<Sharding Implementation, no, end>
+<Wallet Management, connectedTo, Decentralized Applications Development>
+<Zero_Knowledge Proofs, connectedTo, Decentralized Network Design>
+<start, connectedTo, Cryptographic Hashing>
+<start, connectedTo, Decentralized Network Design>
+<start, connectedTo, Intellectual Property Management>
+<start, connectedTo, Wallet Management>
+<start, no, Blockchain Node Operation>
+<start, yes, Decentralized Applications Development>
diff --git a/test/mermaid/scanned_hard/mermaid_194.mmd b/test/mermaid/scanned_hard/mermaid_194.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..58799b4dbc1173b075eb67ba18917016ef86cb6a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_194.mmd
@@ -0,0 +1,86 @@
+graph BT
+    N0([start])
+    N1{Identity Verification on Blockchain}
+    N2(Scalability Solutions)
+    N3[/Oracles Integration/]
+    N4(Digital Identity Management)
+    N5[Mining Operations]
+    N6{Governance Models for Blockchains}
+    N7(Decentralized Applications Development)
+    N8[(Cross_Border Payments)]
+    N9([Zero_Knowledge Proofs])
+    N10[Consensus Mechanism Development]
+    N11([Blockchain Node Operation])
+    S0(( ))
+    M0(( ))
+    subgraph Regulatory Compliance for Blockchain
+        nest0_0{Decentralized Finance Protocols}
+        nest0_1[[Healthcare Data Management]]
+        nest0_2[Security Auditing for Blockchains]
+        nest0_3(Security Token Offerings)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |designs protocols| N3
+    N3 --> N4
+    N4 --> |identifies users| N5
+    N5 --> |protects IPs| N6
+    N6 -.-> |secures health data| N7
+    N7 --> |implements algorithms| N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N1 -.-> nest0_0
+    nest0_3 -.-> N8
+    N2 --> S0
+    S0 --> N11
+    S0 --> N10
+    S0 --> N9
+    N1 --> M0
+    N0 --> M0
+    M0 --> N3
+    style N0 fill:#FFEBEB,stroke:#FFC2C2
+    style N1 fill:#FFEBEB,stroke:#FFC2C2
+    style N2 fill:#EDE7F6,stroke:#9575CD
+    style N3 fill:#EDE7F6,stroke:#9575CD
+    style N4 fill:#FFEBEB,stroke:#FFC2C2
+    style N5 fill:#FFEBEB,stroke:#FFC2C2
+    style N6 fill:#FFEBEB,stroke:#FFC2C2
+    style N7 fill:#EDE7F6,stroke:#9575CD
+    style N8 fill:#F9FBE7,stroke:#C0CA33
+    style N9 fill:#EDE7F6,stroke:#9575CD
+    style N10 fill:#FFEBEB,stroke:#FFC2C2
+    style N11 fill:#FFEBEB,stroke:#FFC2C2
+    style S0 fill:#EDE7F6,stroke:#9575CD
+    style M0 fill:#F9FBE7,stroke:#C0CA33
+    style nest0_0 fill:#F9FBE7,stroke:#C0CA33
+    style nest0_1 fill:#EDE7F6,stroke:#9575CD
+    style nest0_2 fill:#F9FBE7,stroke:#C0CA33
+    style nest0_3 fill:#F9FBE7,stroke:#C0CA33
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#C0CA33,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_197.mmd b/test/mermaid/scanned_hard/mermaid_197.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..882556017296e3a113900d064c3b55af8ad895aa
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_197.mmd
@@ -0,0 +1,65 @@
+graph TD
+    N0([start])
+    N1{Cross_chain Swaps}
+    N2(Liquidity Provision)
+    N3{Yield Farming}
+    N4(Regulatory Compliance)
+    N5[Initial Exchange Offering]
+    N6[/Security Audits/]
+    N7[(Cryptocurrency Education)]
+    N8{Cold Storage Solutions}
+    N9{Blockchain Integration}
+    N10[(Venture Capital Funding)]
+    N11([Tax Reporting for Crypto])
+    N12[/Cryptocurrency Trading Bots/]
+    N13([end])
+    S0(( ))
+    subgraph Coin Creation
+        nest0_0([Token Generation Event])
+        nest0_1([Stablecoin Design])
+        nest0_2[(Fiat On or Off Ramps)]
+    end
+    N0 --> N1
+    N1 --> |yes| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> |yes| N6
+    N6 --> N7
+    N7 -.-> |yes| N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 -.-> |no| N11
+    N11 --> N12
+    N12 --> N13
+    nest0_0 -.-> nest0_1
+    nest0_1 --> |no| nest0_2
+    N12 -.-> nest0_0
+    nest0_2 -.-> N2
+    N3 --> S0
+    S0 -.-> N7
+    S0 -.-> N10
+    N9 -.-> N8
+    style S0 fill:#FFCDD2,stroke:#F44336
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_198.txt b/test/mermaid/scanned_hard/mermaid_198.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9f30248af5e19c5e1e290054126f5b9e09ed7d51
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_198.txt
@@ -0,0 +1,25 @@
+<Airdrop Campaigns, connectedTo, GameFi Development>
+<Airdrop Campaigns, no, Web3 Integration>
+<Blockchain Explorers, connectedTo, Yield Farming>
+<Blockchain Explorers, connectedTo, end>
+<Cold Storage Solutions, connectedTo, Airdrop Campaigns>
+<Cold Storage Solutions, connectedTo, Transaction Processing>
+<Community Building, connectedTo, Blockchain Explorers>
+<Cross_chain Swaps, connectedTo, Mining Algorithm Design>
+<Cross_chain Swaps, yes, end>
+<Cryptocurrency Education, partOf, Cryptocurrency Trading Bots>
+<Cryptocurrency Education, yes, Legal Advisory for Crypto>
+<Decentralized Exchange Operation, no, Cross_chain Swaps>
+<GameFi Development, connectedTo, Transaction Processing>
+<Legal Advisory for Crypto, no, Yield Farming>
+<Legal Advisory for Crypto, partOf, Cryptocurrency Trading Bots>
+<Mining Algorithm Design, connectedTo, Community Building>
+<Mining Algorithm Design, connectedTo, Yield Farming>
+<Mining Algorithm Design, connectedTo, end>
+<Token Generation Event, connectedTo, Decentralized Exchange Operation>
+<Token Generation Event, connectedTo, Transaction Processing>
+<Transaction Processing, connectedTo, end>
+<Web3 Integration, connectedTo, Cryptocurrency Education>
+<Web3 Integration, partOf, Cryptocurrency Trading Bots>
+<Yield Farming, connectedTo, Cold Storage Solutions>
+<start, connectedTo, Token Generation Event>
diff --git a/test/mermaid/scanned_hard/mermaid_199.mmd b/test/mermaid/scanned_hard/mermaid_199.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..02d55984c7657f7a7623401888e14e61404d4a71
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_199.mmd
@@ -0,0 +1,54 @@
+graph LR
+    N0([start])
+    N1(Project Vetting)
+    N2(Real Estate Crowdfunding)
+    N3(Shareholder Management)
+    N4(Success Fee Structures)
+    N5[Financial Projection Analysis]
+    N6([Campaign Creation])
+    N7[(Securities Regulations Adherence)]
+    N8([end])
+    S0(( ))
+    subgraph Marketing Strategy
+        nest0_0(Intellectual Property Protection)
+        nest0_1{Debt Crowdfunding}
+        nest0_2([Community Building])
+    end
+    N0 -.-> |no| N1
+    N1 -.-> |no| N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> |yes| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    nest0_0 --> |no| nest0_1
+    nest0_1 --> |yes| nest0_2
+    N3 -.-> nest0_0
+    nest0_2 -.-> N8
+    N1 -.-> S0
+    S0 --> |no| N6
+    S0 --> |no| N4
+    N5 --> N4
+    N3 -.-> N1
+    N0 -.-> N8
+    style S0 fill:#EFE6FF,stroke:#C2B2F0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_199.txt b/test/mermaid/scanned_hard/mermaid_199.txt
new file mode 100644
index 0000000000000000000000000000000000000000..65bdccec0470a130ce65142a760500c2b8a39f7d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_199.txt
@@ -0,0 +1,20 @@
+<Campaign Creation, connectedTo, Securities Regulations Adherence>
+<Community Building, connectedTo, end>
+<Community Building, partOf, Marketing Strategy>
+<Debt Crowdfunding, partOf, Marketing Strategy>
+<Debt Crowdfunding, yes, Community Building>
+<Financial Projection Analysis, connectedTo, Campaign Creation>
+<Financial Projection Analysis, connectedTo, Success Fee Structures>
+<Intellectual Property Protection, no, Debt Crowdfunding>
+<Intellectual Property Protection, partOf, Marketing Strategy>
+<Project Vetting, no, Campaign Creation>
+<Project Vetting, no, Real Estate Crowdfunding>
+<Project Vetting, no, Success Fee Structures>
+<Real Estate Crowdfunding, connectedTo, Shareholder Management>
+<Securities Regulations Adherence, connectedTo, end>
+<Shareholder Management, connectedTo, Intellectual Property Protection>
+<Shareholder Management, connectedTo, Project Vetting>
+<Shareholder Management, connectedTo, Success Fee Structures>
+<Success Fee Structures, yes, Financial Projection Analysis>
+<start, connectedTo, end>
+<start, no, Project Vetting>
diff --git a/test/mermaid/scanned_hard/mermaid_2.txt b/test/mermaid/scanned_hard/mermaid_2.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4df3384975fb9905d0ff45d239fb14e34b308fac
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_2.txt
@@ -0,0 +1,9 @@
+<Allergy Test, educates, Prescription>
+<Clinical Trial, connectedTo, Allergy Test>
+<Device Implantation, connectedTo, Patient Intake>
+<Discharge, prescribes, Clinical Trial>
+<Lab Test, prevents, Discharge>
+<Patient Education, connectedTo, Patient Intake>
+<Patient Education, schedules, Lab Test>
+<Prescription, counsels, Device Implantation>
+<start, connectedTo, Patient Education>
diff --git a/test/mermaid/scanned_hard/mermaid_200.mmd b/test/mermaid/scanned_hard/mermaid_200.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..aeacf43eaa0f6befadbcc337391cd4c0d8c97c13
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_200.mmd
@@ -0,0 +1,84 @@
+graph TD
+    N0([Investor Relations])
+    N1[(Financial Projection Analysis)]
+    N2[(Investor Verification)]
+    N3[/Due Diligence for Projects/]
+    N4[/Community Building/]
+    N5[(Campaign Creation)]
+    N6(Shareholder Management)
+    N7[Marketing Strategy]
+    N8(Goal Setting)
+    N9[Payment Processing]
+    N10[(Customer Support for Backers)]
+    N11(Project Vetting)
+    N12{Escrow Management}
+    N13([Real Estate Crowdfunding])
+    S0(( ))
+    M0(( ))
+    subgraph Pitch Deck Preparation
+        nest0_0[(Post_Campaign Updates)]
+        nest0_1(Fulfillment Planning)
+    end
+    N0 -.-> |develops products| N1
+    N1 -.-> |handles logistics| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> |facilitates international campaigns| N7
+    N7 -.-> |selects platforms| N8
+    N8 --> |manages escrows| N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    nest0_0 -.-> nest0_1
+    N5 --> nest0_0
+    nest0_1 -.-> N2
+    N3 --> S0
+    S0 -.-> |prepares pitches| N8
+    S0 --> |plans promotions| N6
+    N3 -.-> M0
+    N2 --> M0
+    M0 --> N6
+    style N0 fill:#E1F5FE,stroke:#4FC3F7
+    style N1 fill:#E1F5FE,stroke:#4FC3F7
+    style N2 fill:#FFF9C4,stroke:#FFEB3B
+    style N3 fill:#E1F5FE,stroke:#4FC3F7
+    style N4 fill:#E1F5FE,stroke:#4FC3F7
+    style N5 fill:#E1F5FE,stroke:#4FC3F7
+    style N6 fill:#E1F5FE,stroke:#4FC3F7
+    style N7 fill:#FFF9C4,stroke:#FFEB3B
+    style N8 fill:#E1F5FE,stroke:#4FC3F7
+    style N9 fill:#E4E0DF,stroke:#BDAFA8
+    style N10 fill:#FFF9C4,stroke:#FFEB3B
+    style N11 fill:#FFF9C4,stroke:#FFEB3B
+    style N12 fill:#FFF9C4,stroke:#FFEB3B
+    style N13 fill:#E1F5FE,stroke:#4FC3F7
+    style S0 fill:#E4E0DF,stroke:#BDAFA8
+    style M0 fill:#E1F5FE,stroke:#4FC3F7
+    style nest0_0 fill:#E1F5FE,stroke:#4FC3F7
+    style nest0_1 fill:#FFF9C4,stroke:#FFEB3B
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#4FC3F7,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_201.mmd b/test/mermaid/scanned_hard/mermaid_201.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..832adbc631a8be1293ce370e45dc322b425d0774
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_201.mmd
@@ -0,0 +1,56 @@
+graph LR
+    N0([start])
+    N1[(Equity Crowdfunding)]
+    N2[(Community Building)]
+    N3[/Payment Processing/]
+    N4([Securities Regulations Adherence])
+    S0(( ))
+    M0(( ))
+    subgraph Real Estate Crowdfunding
+        nest0_0(Reward_Based Crowdfunding)
+        nest0_1[Fulfillment Planning]
+        nest0_2[[Post_Campaign Reporting]]
+        nest0_3(Donation_Based Crowdfunding)
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> |collects donations| nest0_3
+    N2 --> nest0_0
+    nest0_3 -.-> |manages fees| N1
+    N1 -.-> S0
+    S0 -.-> N3
+    S0 -.-> N4
+    N2 --> M0
+    N0 --> M0
+    M0 -.-> N4
+    style N0 fill:#E8F0EA,stroke:#92C79A
+    style N1 fill:#ECEFF1,stroke:#90A4AE
+    style N2 fill:#ECEFF1,stroke:#90A4AE
+    style N3 fill:#ECEFF1,stroke:#90A4AE
+    style N4 fill:#ECEFF1,stroke:#90A4AE
+    style S0 fill:#E8F0EA,stroke:#92C79A
+    style M0 fill:#E1BEE7,stroke:#9C27B0
+    style nest0_0 fill:#ECEFF1,stroke:#90A4AE
+    style nest0_1 fill:#E8F0EA,stroke:#92C79A
+    style nest0_2 fill:#ECEFF1,stroke:#90A4AE
+    style nest0_3 fill:#E8F0EA,stroke:#92C79A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#92C79A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_201.txt b/test/mermaid/scanned_hard/mermaid_201.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7fe46c1eb799f1b7bb05320b6db31356a6928b43
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_201.txt
@@ -0,0 +1,17 @@
+<Community Building, connectedTo, Payment Processing>
+<Community Building, connectedTo, Reward_Based Crowdfunding>
+<Community Building, connectedTo, Securities Regulations Adherence>
+<Donation_Based Crowdfunding, manages fees, Equity Crowdfunding>
+<Donation_Based Crowdfunding, partOf, Real Estate Crowdfunding>
+<Equity Crowdfunding, connectedTo, Community Building>
+<Equity Crowdfunding, connectedTo, Payment Processing>
+<Equity Crowdfunding, connectedTo, Securities Regulations Adherence>
+<Fulfillment Planning, connectedTo, Post_Campaign Reporting>
+<Fulfillment Planning, partOf, Real Estate Crowdfunding>
+<Payment Processing, connectedTo, Securities Regulations Adherence>
+<Post_Campaign Reporting, collects donations, Donation_Based Crowdfunding>
+<Post_Campaign Reporting, partOf, Real Estate Crowdfunding>
+<Reward_Based Crowdfunding, connectedTo, Fulfillment Planning>
+<Reward_Based Crowdfunding, partOf, Real Estate Crowdfunding>
+<start, connectedTo, Equity Crowdfunding>
+<start, connectedTo, Securities Regulations Adherence>
diff --git a/test/mermaid/scanned_hard/mermaid_203.mmd b/test/mermaid/scanned_hard/mermaid_203.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..dd24a7564f3a28016081b291ec50498a0f9c5f04
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_203.mmd
@@ -0,0 +1,60 @@
+graph BT
+    N0([Security Implementation])
+    N1([Real_time Data Streaming])
+    N2([User Interface for IoT Apps])
+    N3[/Asset Tracking/]
+    N4[/Connectivity Management/]
+    N5[Remote Monitoring and Control]
+    N6[Data Processing at Edge]
+    N7([Agricultural IoT])
+    S0(( ))
+    S1(( ))
+    subgraph Supply Chain Optimization
+        nest0_0([Device Management])
+        nest0_1(Compliance with IoT Regulations)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> |optimizes operations| N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 --> N7
+    nest0_0 -.-> |manages energy grids| nest0_1
+    N5 --> nest0_0
+    nest0_1 --> |monitors healthcare| N4
+    N4 --> S0
+    S0 --> |builds smart cities| N6
+    S0 --> N7
+    N2 -.-> S1
+    S1 --> N6
+    S1 -.-> N4
+    style N0 fill:#E8EAF6,stroke:#5C6BC0
+    style N1 fill:#F2E6F5,stroke:#CB9BE1
+    style N2 fill:#E8EAF6,stroke:#5C6BC0
+    style N3 fill:#FFFCE6,stroke:#FFF9AE
+    style N4 fill:#E8EAF6,stroke:#5C6BC0
+    style N5 fill:#F2E6F5,stroke:#CB9BE1
+    style N6 fill:#F2E6F5,stroke:#CB9BE1
+    style N7 fill:#E8EAF6,stroke:#5C6BC0
+    style S0 fill:#E8EAF6,stroke:#5C6BC0
+    style S1 fill:#F2E6F5,stroke:#CB9BE1
+    style nest0_0 fill:#F2E6F5,stroke:#CB9BE1
+    style nest0_1 fill:#E8EAF6,stroke:#5C6BC0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFF9AE,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_203.txt b/test/mermaid/scanned_hard/mermaid_203.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb238d437c05d9d34c4dc90e4d4597bd70f39770
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_203.txt
@@ -0,0 +1,16 @@
+<Asset Tracking, optimizes operations, Connectivity Management>
+<Compliance with IoT Regulations, monitors healthcare, Connectivity Management>
+<Compliance with IoT Regulations, partOf, Supply Chain Optimization>
+<Connectivity Management, builds smart cities, Data Processing at Edge>
+<Connectivity Management, connectedTo, Agricultural IoT>
+<Connectivity Management, connectedTo, Remote Monitoring and Control>
+<Data Processing at Edge, connectedTo, Agricultural IoT>
+<Device Management, manages energy grids, Compliance with IoT Regulations>
+<Device Management, partOf, Supply Chain Optimization>
+<Real_time Data Streaming, connectedTo, User Interface for IoT Apps>
+<Remote Monitoring and Control, connectedTo, Data Processing at Edge>
+<Remote Monitoring and Control, connectedTo, Device Management>
+<Security Implementation, connectedTo, Real_time Data Streaming>
+<User Interface for IoT Apps, connectedTo, Asset Tracking>
+<User Interface for IoT Apps, connectedTo, Connectivity Management>
+<User Interface for IoT Apps, connectedTo, Data Processing at Edge>
diff --git a/test/mermaid/scanned_hard/mermaid_204.mmd b/test/mermaid/scanned_hard/mermaid_204.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..56e5fa7a90b9a69c3112f44d0201f025f216fb70
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_204.mmd
@@ -0,0 +1,86 @@
+graph RL
+    N0([start])
+    N1{Gateway Development}
+    N2{Network Protocol Selection}
+    N3[Over_the_Air Updates]
+    N4[Security Implementation]
+    N5[[IoT Device Certification]]
+    N6(AI at the Edge)
+    N7([User Interface for IoT Apps])
+    N8([Device Prototyping])
+    N9([Retail IoT])
+    N10[Interoperability Standards]
+    N11([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Wearable Technology
+        nest0_0(Data Privacy in IoT)
+        nest0_1[Data Analysis in Cloud]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> |manufactures devices| N5
+    N5 -.-> N6
+    N6 --> |ensures privacy| N7
+    N7 --> |ensures interoperability| N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> |predicts events| N11
+    nest0_0 --> nest0_1
+    N5 -.-> |performs OTAs| nest0_0
+    nest0_1 --> N6
+    N0 --> S0
+    S0 -.-> |updates firmware| N6
+    S0 -.-> N3
+    N7 --> S1
+    S1 --> N9
+    S1 --> N10
+    S1 -.-> |controls devices| N11
+    N0 -.-> M0
+    N1 -.-> |processes streams| M0
+    M0 --> N4
+    style N0 fill:#FFCDD2,stroke:#F44336
+    style N1 fill:#FFCDD2,stroke:#F44336
+    style N2 fill:#E3F2FD,stroke:#64B5F6
+    style N3 fill:#FFCDD2,stroke:#F44336
+    style N4 fill:#E0F2F1,stroke:#4DB6AC
+    style N5 fill:#E0F2F1,stroke:#4DB6AC
+    style N6 fill:#E0F2F1,stroke:#4DB6AC
+    style N7 fill:#E3F2FD,stroke:#64B5F6
+    style N8 fill:#E3F2FD,stroke:#64B5F6
+    style N9 fill:#FFCDD2,stroke:#F44336
+    style N10 fill:#E0F2F1,stroke:#4DB6AC
+    style N11 fill:#E3F2FD,stroke:#64B5F6
+    style S0 fill:#FFCDD2,stroke:#F44336
+    style S1 fill:#E3F2FD,stroke:#64B5F6
+    style M0 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_0 fill:#FFCDD2,stroke:#F44336
+    style nest0_1 fill:#E0F2F1,stroke:#4DB6AC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#64B5F6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_204.txt b/test/mermaid/scanned_hard/mermaid_204.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fa8f40047a36d3bdeae35244ccb82ff0340967ac
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_204.txt
@@ -0,0 +1,23 @@
+<AI at the Edge, ensures privacy, User Interface for IoT Apps>
+<Data Analysis in Cloud, connectedTo, AI at the Edge>
+<Data Analysis in Cloud, partOf, Wearable Technology>
+<Data Privacy in IoT, connectedTo, Data Analysis in Cloud>
+<Data Privacy in IoT, partOf, Wearable Technology>
+<Device Prototyping, connectedTo, Retail IoT>
+<Gateway Development, connectedTo, Network Protocol Selection>
+<Gateway Development, processes streams, Security Implementation>
+<Interoperability Standards, predicts events, end>
+<IoT Device Certification, connectedTo, AI at the Edge>
+<IoT Device Certification, performs OTAs, Data Privacy in IoT>
+<Network Protocol Selection, connectedTo, Over_the_Air Updates>
+<Over_the_Air Updates, connectedTo, Security Implementation>
+<Retail IoT, connectedTo, Interoperability Standards>
+<Security Implementation, manufactures devices, IoT Device Certification>
+<User Interface for IoT Apps, connectedTo, Interoperability Standards>
+<User Interface for IoT Apps, connectedTo, Retail IoT>
+<User Interface for IoT Apps, controls devices, end>
+<User Interface for IoT Apps, ensures interoperability, Device Prototyping>
+<start, connectedTo, Gateway Development>
+<start, connectedTo, Over_the_Air Updates>
+<start, connectedTo, Security Implementation>
+<start, updates firmware, AI at the Edge>
diff --git a/test/mermaid/scanned_hard/mermaid_205.mmd b/test/mermaid/scanned_hard/mermaid_205.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e433bec5e9d82641e3a5590cd223883d0fb4508a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_205.mmd
@@ -0,0 +1,70 @@
+graph BT
+    N0([start])
+    N1(Microservices on Edge Devices)
+    N2[Edge API Management]
+    N3{Edge Application Development}
+    N4[/Security for Edge Devices/]
+    N5[(Edge Device Analytics)]
+    N6[[Edge Device Provisioning]]
+    N7[Data Filtering at Edge]
+    N8[Containerization at Edge]
+    N9(Resource Management at Edge)
+    N10{Sensor Data Aggregation}
+    N11([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Latency Reduction
+        nest0_0[Offline Functionality]
+        nest0_1[Edge AI Model Deployment]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 -.-> |no| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 --> |yes| N10
+    N10 --> N11
+    nest0_0 --> nest0_1
+    N2 --> |yes| nest0_0
+    nest0_1 -.-> N7
+    N8 -.-> S0
+    S0 -.-> |yes| N10
+    S0 -.-> |no| N11
+    N7 --> |yes| M0
+    N0 --> M0
+    M0 --> N10
+    N0 --> M1
+    N1 --> M1
+    M1 --> N8
+    style S0 fill:#F0F0F0,stroke:#D2D2D2
+    style M0 fill:#F0F0F0,stroke:#D2D2D2
+    style M1 fill:#F0F0F0,stroke:#D2D2D2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_205.txt b/test/mermaid/scanned_hard/mermaid_205.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dd91b1a20e4e4cae628b554cef115e4e253fa466
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_205.txt
@@ -0,0 +1,22 @@
+<Containerization at Edge, connectedTo, Resource Management at Edge>
+<Containerization at Edge, no, end>
+<Containerization at Edge, yes, Sensor Data Aggregation>
+<Data Filtering at Edge, connectedTo, Containerization at Edge>
+<Data Filtering at Edge, yes, Sensor Data Aggregation>
+<Edge AI Model Deployment, connectedTo, Data Filtering at Edge>
+<Edge AI Model Deployment, partOf, Latency Reduction>
+<Edge API Management, connectedTo, Edge Application Development>
+<Edge API Management, yes, Offline Functionality>
+<Edge Application Development, connectedTo, Security for Edge Devices>
+<Edge Device Analytics, no, Edge Device Provisioning>
+<Edge Device Provisioning, connectedTo, Data Filtering at Edge>
+<Microservices on Edge Devices, connectedTo, Containerization at Edge>
+<Microservices on Edge Devices, connectedTo, Edge API Management>
+<Offline Functionality, connectedTo, Edge AI Model Deployment>
+<Offline Functionality, partOf, Latency Reduction>
+<Resource Management at Edge, yes, Sensor Data Aggregation>
+<Security for Edge Devices, connectedTo, Edge Device Analytics>
+<Sensor Data Aggregation, connectedTo, end>
+<start, connectedTo, Containerization at Edge>
+<start, connectedTo, Microservices on Edge Devices>
+<start, connectedTo, Sensor Data Aggregation>
diff --git a/test/mermaid/scanned_hard/mermaid_206.txt b/test/mermaid/scanned_hard/mermaid_206.txt
new file mode 100644
index 0000000000000000000000000000000000000000..df96934d6ed9bf75dc8ebefc7c18c619ea2f523a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_206.txt
@@ -0,0 +1,25 @@
+<Data Filtering at Edge, optimizes telecoms, Smart City Edge Solutions>
+<Distributed Data Storage, connectedTo, Resource Management at Edge>
+<Distributed Data Storage, partOf, Remote Device Management>
+<Edge Application Development, connectedTo, Latency Reduction>
+<Edge Application Development, connectedTo, Telecom Edge Computing>
+<Edge Computing Hardware Selection, connectedTo, Event_Driven Architectures at Edge>
+<Edge Data Processing, connectedTo, Distributed Data Storage>
+<Edge Data Processing, partOf, Remote Device Management>
+<Edge Device Analytics, connectedTo, Data Filtering at Edge>
+<Edge Device Analytics, connectedTo, Latency Reduction>
+<Edge Device Analytics, connectedTo, Smart City Edge Solutions>
+<Event_Driven Architectures at Edge, connectedTo, Offline Functionality>
+<Event_Driven Architectures at Edge, secures data, Resource Management at Edge>
+<Latency Reduction, connectedTo, Telecom Edge Computing>
+<Microservices on Edge Devices, partOf, Remote Device Management>
+<Microservices on Edge Devices, provides low latency, Edge Data Processing>
+<Offline Functionality, connectedTo, Microservices on Edge Devices>
+<Offline Functionality, partOf, Remote Device Management>
+<Resource Management at Edge, connectedTo, Edge Device Analytics>
+<Resource Management at Edge, connectedTo, Telecom Edge Computing>
+<Security for Edge Devices, develops applications, Edge Computing Hardware Selection>
+<Smart City Edge Solutions, filters data, Edge Application Development>
+<start, connectedTo, Edge Computing Hardware Selection>
+<start, connectedTo, Event_Driven Architectures at Edge>
+<start, connectedTo, Security for Edge Devices>
diff --git a/test/mermaid/scanned_hard/mermaid_207.txt b/test/mermaid/scanned_hard/mermaid_207.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ed3ad11e93889b434f5a77e389f938c24aa42984
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_207.txt
@@ -0,0 +1,25 @@
+<Connectivity to Cloud, connectedTo, Edge Computing Hardware Selection>
+<Connectivity to Cloud, connectedTo, Real_time Analytics at Edge>
+<Data Filtering at Edge, analyzes data at edge, Retail Edge Computing>
+<Data Filtering at Edge, connectedTo, Sensor Data Aggregation>
+<Data Filtering at Edge, connectedTo, end>
+<Distributed Data Storage, connectedTo, Connectivity to Cloud>
+<Edge Application Development, performs real_time analytics, Data Filtering at Edge>
+<Edge Computing Hardware Selection, connectedTo, Retail Edge Computing>
+<Edge Device Deployment, enables offline operations, Security for Edge Devices>
+<Edge Device Deployment, partOf, Industrial Edge Computing>
+<Edge Device Provisioning, connectedTo, Edge Security Analytics>
+<Edge Security Analytics, connectedTo, Data Filtering at Edge>
+<Edge Security Analytics, connectedTo, Edge Computing Hardware Selection>
+<Edge Security Analytics, deploys nodes, Edge Application Development>
+<Edge Security Analytics, provides fault tolerance, Data Filtering at Edge>
+<Local AI or ML Inference, distributes workloads, Edge Device Deployment>
+<Local AI or ML Inference, partOf, Industrial Edge Computing>
+<Real_time Analytics at Edge, connectedTo, Local AI or ML Inference>
+<Real_time Analytics at Edge, partOf, Industrial Edge Computing>
+<Retail Edge Computing, connectedTo, end>
+<Security for Edge Devices, manages devices, Data Filtering at Edge>
+<Security for Edge Devices, partOf, Industrial Edge Computing>
+<Sensor Data Aggregation, connectedTo, Distributed Data Storage>
+<start, connectedTo, Edge Device Provisioning>
+<start, processes data locally, Data Filtering at Edge>
diff --git a/test/mermaid/scanned_hard/mermaid_208.mmd b/test/mermaid/scanned_hard/mermaid_208.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ecbbfd594c0b489a0ec5632244fc0e8eaaa2d975
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_208.mmd
@@ -0,0 +1,80 @@
+graph LR
+    N0([start])
+    N1[Cloud Audit Trails]
+    N2[[Cloud Automation]]
+    N3[Database as a Service]
+    N4[(Cloud Monitoring and Logging)]
+    N5[(Disaster Recovery in Cloud)]
+    N6[Big Data Services in Cloud]
+    N7[[Compliance in Cloud]]
+    N8([Cloud_based VPN Setup])
+    N9[Cloud Firewall Configuration]
+    N10([Edge_to_Cloud Integration])
+    S0(( ))
+    M1(( ))
+    subgraph Serverless Computing
+        nest0_0[Cloud Governance]
+        nest0_1[[Cloud Backup Solutions]]
+        nest0_2(Cloud Migration Strategy)
+        nest0_3(Data Storage in Cloud)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> |develops cloud_native apps| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> |offers MLaaS| N9
+    N9 -.-> N10
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N5 -.-> nest0_0
+    nest0_3 -.-> N6
+    N3 -.-> S0
+    S0 --> N7
+    S0 -.-> N10
+    N6 -.-> M1
+    N3 -.-> |provides APIs| M1
+    M1 --> N8
+    style N0 fill:#FFCDD2,stroke:#F44336
+    style N1 fill:#FFCDD2,stroke:#F44336
+    style N2 fill:#E8F5E9,stroke:#66BB6A
+    style N3 fill:#C8E6C9,stroke:#388E3C
+    style N4 fill:#FFCDD2,stroke:#F44336
+    style N5 fill:#FFCDD2,stroke:#F44336
+    style N6 fill:#FFCDD2,stroke:#F44336
+    style N7 fill:#C8E6C9,stroke:#388E3C
+    style N8 fill:#FFCDD2,stroke:#F44336
+    style N9 fill:#C8E6C9,stroke:#388E3C
+    style N10 fill:#E8F5E9,stroke:#66BB6A
+    style S0 fill:#FFCDD2,stroke:#F44336
+    style M1 fill:#FFCDD2,stroke:#F44336
+    style nest0_0 fill:#FFCDD2,stroke:#F44336
+    style nest0_1 fill:#E8F5E9,stroke:#66BB6A
+    style nest0_2 fill:#E8F5E9,stroke:#66BB6A
+    style nest0_3 fill:#FFCDD2,stroke:#F44336
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#388E3C,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_21.txt b/test/mermaid/scanned_hard/mermaid_21.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e819298fdf88932b2757a12feea2c19e0c790ad4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_21.txt
@@ -0,0 +1,10 @@
+<Agent Training, mitigates, Healthcare Provider Network Management>
+<Benefit Payout, connectedTo, Fraud Investigation>
+<Fraud Investigation, analyzes, Policy Cancellation>
+<Healthcare Provider Network Management, optimizes, end>
+<Healthcare Provider Network Management, promotes, Benefit Payout>
+<Loss Prevention, connectedTo, Underwriting>
+<Policy Cancellation, educates, Agent Training>
+<Product Development, connectedTo, Loss Prevention>
+<Underwriting, connectedTo, Benefit Payout>
+<start, manages, Product Development>
diff --git a/test/mermaid/scanned_hard/mermaid_210.mmd b/test/mermaid/scanned_hard/mermaid_210.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..202ffd37a973ac04fcb97c61118d8c8cca6bde3d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_210.mmd
@@ -0,0 +1,90 @@
+graph TD
+    N0([start])
+    N1{Big Data Services in Cloud}
+    N2(Cloud Migration Strategy)
+    N3[(API Management in Cloud)]
+    N4{Container Orchestration}
+    N5(Cloud Automation)
+    N6([Serverless Computing])
+    N7[CI or CD Pipelines in Cloud]
+    N8[[Cloud Backup Solutions]]
+    N9[Software as a Service]
+    N10([Cloud Monitoring and Logging])
+    N11[Data Storage in Cloud]
+    N12[(Machine Learning as a Service)]
+    N13([Virtual Machine Management])
+    S0(( ))
+    M1(( ))
+    subgraph Infrastructure as a Service
+        nest0_0(Identity and Access Management)
+        nest0_1(DevOps on Cloud)
+        nest0_2[[Cloud Governance]]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> |stores data| N9
+    N9 -.-> |automates tasks| N10
+    N10 -.-> N11
+    N11 -.-> |develops cloud_native apps| N12
+    N12 -.-> N13
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N11 --> |provides APIs| nest0_0
+    nest0_2 -.-> N3
+    N6 -.-> S0
+    S0 -.-> |deploys private clouds| N13
+    S0 -.-> |implements DR| N8
+    N0 -.-> M1
+    N1 -.-> |delivers SaaS| M1
+    M1 -.-> N4
+    N4 --> nest0_0
+    style N0 fill:#F5F5F5,stroke:#BDBDBD
+    style N1 fill:#FFCCBC,stroke:#FF5722
+    style N2 fill:#F5F5F5,stroke:#BDBDBD
+    style N3 fill:#F5F5F5,stroke:#BDBDBD
+    style N4 fill:#EDF5F3,stroke:#A1D7CD
+    style N5 fill:#FFCCBC,stroke:#FF5722
+    style N6 fill:#EDF5F3,stroke:#A1D7CD
+    style N7 fill:#FFCCBC,stroke:#FF5722
+    style N8 fill:#F5F5F5,stroke:#BDBDBD
+    style N9 fill:#F5F5F5,stroke:#BDBDBD
+    style N10 fill:#FFCCBC,stroke:#FF5722
+    style N11 fill:#EDF5F3,stroke:#A1D7CD
+    style N12 fill:#F5F5F5,stroke:#BDBDBD
+    style N13 fill:#FFCCBC,stroke:#FF5722
+    style S0 fill:#F5F5F5,stroke:#BDBDBD
+    style M1 fill:#F5F5F5,stroke:#BDBDBD
+    style nest0_0 fill:#FFCCBC,stroke:#FF5722
+    style nest0_1 fill:#FFCCBC,stroke:#FF5722
+    style nest0_2 fill:#F5F5F5,stroke:#BDBDBD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#A1D7CD,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_210.txt b/test/mermaid/scanned_hard/mermaid_210.txt
new file mode 100644
index 0000000000000000000000000000000000000000..151a19d6c53dbceaf9f98703e080259ee64f8e34
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_210.txt
@@ -0,0 +1,25 @@
+<API Management in Cloud, connectedTo, Container Orchestration>
+<Big Data Services in Cloud, connectedTo, Cloud Migration Strategy>
+<Big Data Services in Cloud, delivers SaaS, Container Orchestration>
+<CI or CD Pipelines in Cloud, connectedTo, Cloud Backup Solutions>
+<Cloud Automation, connectedTo, Serverless Computing>
+<Cloud Backup Solutions, stores data, Software as a Service>
+<Cloud Governance, connectedTo, API Management in Cloud>
+<Cloud Governance, partOf, Infrastructure as a Service>
+<Cloud Migration Strategy, connectedTo, API Management in Cloud>
+<Cloud Monitoring and Logging, connectedTo, Data Storage in Cloud>
+<Container Orchestration, connectedTo, Cloud Automation>
+<Container Orchestration, connectedTo, Identity and Access Management>
+<Data Storage in Cloud, develops cloud_native apps, Machine Learning as a Service>
+<Data Storage in Cloud, provides APIs, Identity and Access Management>
+<DevOps on Cloud, connectedTo, Cloud Governance>
+<DevOps on Cloud, partOf, Infrastructure as a Service>
+<Identity and Access Management, connectedTo, DevOps on Cloud>
+<Identity and Access Management, partOf, Infrastructure as a Service>
+<Machine Learning as a Service, connectedTo, Virtual Machine Management>
+<Serverless Computing, connectedTo, CI or CD Pipelines in Cloud>
+<Serverless Computing, deploys private clouds, Virtual Machine Management>
+<Serverless Computing, implements DR, Cloud Backup Solutions>
+<Software as a Service, automates tasks, Cloud Monitoring and Logging>
+<start, connectedTo, Big Data Services in Cloud>
+<start, connectedTo, Container Orchestration>
diff --git a/test/mermaid/scanned_hard/mermaid_211.txt b/test/mermaid/scanned_hard/mermaid_211.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c59a25c045aceefc74d606d8284310a302ddc1e2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_211.txt
@@ -0,0 +1,25 @@
+<Backup and Recovery Systems, connectedTo, IT Asset Management>
+<Backup and Recovery Systems, deploys servers, Group Policy Management>
+<Environmental Monitoring, connectedTo, Virtualization>
+<Environmental Monitoring, partOf, Proxy Server Configuration>
+<IT Asset Management, connectedTo, Server Deployment>
+<IT Asset Management, partOf, Proxy Server Configuration>
+<Network Design, connectedTo, Remote Access Solutions>
+<Network Design, connectedTo, Software Licensing Management>
+<Network Design, installs racks, Group Policy Management>
+<Network Design, maintains hardware, VPN Configuration>
+<Network Security, connectedTo, Remote Access Solutions>
+<Network Security, connectedTo, Software Licensing Management>
+<Network Security, connectedTo, Web Server Configuration>
+<Network Security, manages mail servers, Group Policy Management>
+<Remote Access Solutions, connectedTo, VPN Configuration>
+<Remote Access Solutions, manages remote access, Backup and Recovery Systems>
+<Server Deployment, connectedTo, Environmental Monitoring>
+<Server Deployment, partOf, Proxy Server Configuration>
+<Software Licensing Management, connectedTo, Group Policy Management>
+<Software Licensing Management, sets up DNS, Backup and Recovery Systems>
+<VPN Configuration, connectedTo, Backup and Recovery Systems>
+<VPN Configuration, connectedTo, Group Policy Management>
+<VPN Configuration, connectedTo, Software Licensing Management>
+<Virtualization, manages access controls, Network Design>
+<Web Server Configuration, connectedTo, Virtualization>
diff --git a/test/mermaid/scanned_hard/mermaid_212.txt b/test/mermaid/scanned_hard/mermaid_212.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c50107573764e5886dfbd4450c8c0e2df81fadf1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_212.txt
@@ -0,0 +1,20 @@
+<Automation Scripting, connectedTo, Load Balancer Setup>
+<Cabling and Wiring, connectedTo, Software Licensing Management>
+<Cabling and Wiring, partOf, Database Administration>
+<Hardware Maintenance, connectedTo, User Account Management>
+<Hardware Maintenance, partOf, Database Administration>
+<Load Balancer Setup, connectedTo, System Administration>
+<Load Balancer Setup, connectedTo, VPN Configuration>
+<Network Security, connectedTo, Troubleshooting and Support>
+<Power and Cooling Management, connectedTo, Automation Scripting>
+<Power and Cooling Management, connectedTo, VPN Configuration>
+<System Administration, applies patches, VPN Configuration>
+<System Administration, connectedTo, Network Security>
+<System Administration, connectedTo, Software Licensing Management>
+<System Administration, connectedTo, Troubleshooting and Support>
+<System Administration, installs racks, VPN Configuration>
+<Troubleshooting and Support, connectedTo, VPN Configuration>
+<User Account Management, deploys servers, Cabling and Wiring>
+<User Account Management, partOf, Database Administration>
+<VPN Configuration, connectedTo, Hardware Maintenance>
+<VPN Configuration, plans capacity, Software Licensing Management>
diff --git a/test/mermaid/scanned_hard/mermaid_213.mmd b/test/mermaid/scanned_hard/mermaid_213.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..69ad09dd8bda03adbccf2e1c219e602d365518da
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_213.mmd
@@ -0,0 +1,86 @@
+graph TD
+    N0([start])
+    N1[Power and Cooling Management]
+    N2[Monitoring and Alerting]
+    N3(Cabling and Wiring)
+    N4[[IT Asset Management]]
+    N5(Group Policy Management)
+    N6[Software Licensing Management]
+    N7(Web Server Configuration)
+    N8[Backup and Recovery Systems]
+    N9[[Remote Access Solutions]]
+    N10[(VPN Configuration)]
+    N11[Virtual Desktop Infrastructure]
+    N12([Automation Scripting])
+    N13([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Load Balancer Setup
+        nest0_0[/Mail Server Management/]
+        nest0_1[/Rack and Cabinet Management/]
+    end
+    N0 --> N1
+    N1 -.-> |yes| N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> |no| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 -.-> |yes| N11
+    N11 --> |no| N12
+    N12 --> |no| N13
+    nest0_0 --> nest0_1
+    N3 -.-> nest0_0
+    nest0_1 -.-> |no| N6
+    N3 --> S0
+    S0 -.-> N9
+    S0 -.-> |no| N8
+    N4 -.-> S1
+    S1 --> N9
+    S1 -.-> N12
+    N1 --> M0
+    N0 --> M0
+    N2 --> |yes| M0
+    M0 -.-> N4
+    N2 --> |yes| M1
+    N5 --> M1
+    M1 -.-> N8
+    style S0 fill:#F5F5F5,stroke:#BDBDBD
+    style S1 fill:#FFFDE7,stroke:#FBC02D
+    style M0 fill:#FFFDE7,stroke:#FBC02D
+    style M1 fill:#F5F5F5,stroke:#BDBDBD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_213.txt b/test/mermaid/scanned_hard/mermaid_213.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c17bd3cbeae7b051fdead1853422c7e11e21bc30
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_213.txt
@@ -0,0 +1,27 @@
+<Automation Scripting, no, end>
+<Backup and Recovery Systems, connectedTo, Remote Access Solutions>
+<Cabling and Wiring, connectedTo, IT Asset Management>
+<Cabling and Wiring, connectedTo, Mail Server Management>
+<Cabling and Wiring, connectedTo, Remote Access Solutions>
+<Cabling and Wiring, no, Backup and Recovery Systems>
+<Group Policy Management, connectedTo, Backup and Recovery Systems>
+<Group Policy Management, connectedTo, Software Licensing Management>
+<IT Asset Management, connectedTo, Automation Scripting>
+<IT Asset Management, connectedTo, Remote Access Solutions>
+<IT Asset Management, no, Group Policy Management>
+<Mail Server Management, connectedTo, Rack and Cabinet Management>
+<Mail Server Management, partOf, Load Balancer Setup>
+<Monitoring and Alerting, connectedTo, Cabling and Wiring>
+<Monitoring and Alerting, yes, Backup and Recovery Systems>
+<Monitoring and Alerting, yes, IT Asset Management>
+<Power and Cooling Management, connectedTo, IT Asset Management>
+<Power and Cooling Management, yes, Monitoring and Alerting>
+<Rack and Cabinet Management, no, Software Licensing Management>
+<Rack and Cabinet Management, partOf, Load Balancer Setup>
+<Remote Access Solutions, connectedTo, VPN Configuration>
+<Software Licensing Management, connectedTo, Web Server Configuration>
+<VPN Configuration, yes, Virtual Desktop Infrastructure>
+<Virtual Desktop Infrastructure, no, Automation Scripting>
+<Web Server Configuration, connectedTo, Backup and Recovery Systems>
+<start, connectedTo, IT Asset Management>
+<start, connectedTo, Power and Cooling Management>
diff --git a/test/mermaid/scanned_hard/mermaid_214.mmd b/test/mermaid/scanned_hard/mermaid_214.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b35e1b45babea3cfd52fc26cbc5ce752e8a40bf1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_214.mmd
@@ -0,0 +1,66 @@
+graph LR
+    N0([Code Quality Checks])
+    N1([Continuous Integration])
+    N2([Feature Flags])
+    N3[Automated Deployment]
+    N4[Pipeline Automation]
+    N5[Cost Optimization in Cloud DevOps]
+    N6[GitOps]
+    N7{ChatOps}
+    N8(Canary Releases)
+    N9[Post_Mortem Analysis]
+    N10([end])
+    S0(( ))
+    subgraph Static Code Analysis
+        nest0_0(Cross_Functional Team Collaboration)
+        nest0_1(Microservices Architecture)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> |deploys releases| N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> |automates tests| N8
+    N8 -.-> N9
+    N9 --> |implements CI| N10
+    nest0_0 -.-> nest0_1
+    N1 -.-> |sends alerts| nest0_0
+    nest0_1 --> N5
+    N5 --> S0
+    S0 -.-> N10
+    S0 -.-> N7
+    nest0_0 -.-> |manages environments| N9
+    style N0 fill:#F6F6F6,stroke:#CFCFCF
+    style N1 fill:#E9F7E8,stroke:#6EB76D
+    style N2 fill:#D3D7EB,stroke:#8C9EFF
+    style N3 fill:#D3D7EB,stroke:#8C9EFF
+    style N4 fill:#F6F6F6,stroke:#CFCFCF
+    style N5 fill:#E9F7E8,stroke:#6EB76D
+    style N6 fill:#F6F6F6,stroke:#CFCFCF
+    style N7 fill:#E9F7E8,stroke:#6EB76D
+    style N8 fill:#F6F6F6,stroke:#CFCFCF
+    style N9 fill:#D3D7EB,stroke:#8C9EFF
+    style N10 fill:#E9F7E8,stroke:#6EB76D
+    style S0 fill:#D3D7EB,stroke:#8C9EFF
+    style nest0_0 fill:#E9F7E8,stroke:#6EB76D
+    style nest0_1 fill:#D3D7EB,stroke:#8C9EFF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#CFCFCF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_215.txt b/test/mermaid/scanned_hard/mermaid_215.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ca28f38ca8ede07d3d0cb92f775fd0ac18ef997
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_215.txt
@@ -0,0 +1,20 @@
+<Alerting and Incident Response, connectedTo, Site Reliability Engineering Principles>
+<Alerting and Incident Response, partOf, Infrastructure as Code>
+<Automated Deployment, connectedTo, Cost Optimization in Cloud DevOps>
+<Automated Deployment, connectedTo, end>
+<Automated Testing, connectedTo, Site Reliability Engineering Principles>
+<Container Orchestration, connectedTo, Infrastructure Provisioning>
+<Container Orchestration, connectedTo, end>
+<Cost Optimization in Cloud DevOps, partOf, Infrastructure as Code>
+<Cost Optimization in Cloud DevOps, uses GitOps, Alerting and Incident Response>
+<Infrastructure Provisioning, manages versions, Automated Testing>
+<Serverless Deployment, connectedTo, Automated Testing>
+<Serverless Deployment, connectedTo, Container Orchestration>
+<Serverless Deployment, connectedTo, end>
+<Serverless Deployment, performs static analysis, Infrastructure Provisioning>
+<Site Reliability Engineering Principles, connectedTo, Automated Deployment>
+<Site Reliability Engineering Principles, connectedTo, Static Code Analysis>
+<Site Reliability Engineering Principles, connectedTo, end>
+<Static Code Analysis, connectedTo, Automated Deployment>
+<start, accelerates delivery, Serverless Deployment>
+<start, manages microservices, Automated Testing>
diff --git a/test/mermaid/scanned_hard/mermaid_217.mmd b/test/mermaid/scanned_hard/mermaid_217.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..50dda2b6ad848d61d8e2c1bd2295a557f40f03c5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_217.mmd
@@ -0,0 +1,96 @@
+graph BT
+    N0([start])
+    N1(Testing Frameworks)
+    N2[[Backend Development]]
+    N3[Agile Methodologies]
+    N4([System Design])
+    N5[/Compiler Design/]
+    N6{Code Review}
+    N7(Technical Debt Management)
+    N8[Performance Optimization]
+    N9{Containerization}
+    N10[Bug Fixing]
+    N11([Database Design])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Data Structures Implementation
+        nest0_0([API Development])
+        nest0_1[[Microservices Architecture]]
+    end
+    N0 -.-> |tests systems| N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> |writes unit tests| N6
+    N6 -.-> N7
+    N7 --> |manages databases| N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> |builds microservices| N11
+    nest0_0 --> nest0_1
+    N2 -.-> nest0_0
+    nest0_1 -.-> |builds backends| N3
+    N6 --> S0
+    S0 -.-> N8
+    S0 --> |creates UIs| N11
+    S0 --> |uses containers| N9
+    N2 -.-> S1
+    S1 --> |designs APIs| N11
+    S1 -.-> N9
+    S1 --> N5
+    N2 --> M0
+    N0 -.-> M0
+    M0 -.-> N5
+    N9 -.-> M1
+    N6 --> M1
+    M1 -.-> N11
+    style N0 fill:#FFECB3,stroke:#FFC107
+    style N1 fill:#F3E5F5,stroke:#AB47BC
+    style N2 fill:#FFECB3,stroke:#FFC107
+    style N3 fill:#FAEBF3,stroke:#F7BEE0
+    style N4 fill:#F3E5F5,stroke:#AB47BC
+    style N5 fill:#F3E5F5,stroke:#AB47BC
+    style N6 fill:#FAEBF3,stroke:#F7BEE0
+    style N7 fill:#FFECB3,stroke:#FFC107
+    style N8 fill:#FAEBF3,stroke:#F7BEE0
+    style N9 fill:#F3E5F5,stroke:#AB47BC
+    style N10 fill:#FFECB3,stroke:#FFC107
+    style N11 fill:#FFECB3,stroke:#FFC107
+    style S0 fill:#FAEBF3,stroke:#F7BEE0
+    style S1 fill:#FAEBF3,stroke:#F7BEE0
+    style M0 fill:#FAEBF3,stroke:#F7BEE0
+    style M1 fill:#FFECB3,stroke:#FFC107
+    style nest0_0 fill:#F3E5F5,stroke:#AB47BC
+    style nest0_1 fill:#FFECB3,stroke:#FFC107
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFC107,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_218.mmd b/test/mermaid/scanned_hard/mermaid_218.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..658e48cb405b97cef645869d16ba595d9b71818b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_218.mmd
@@ -0,0 +1,62 @@
+graph TD
+    N0([API Development])
+    N1[Integration Testing]
+    N2[(Agile Methodologies)]
+    N3([Web Application Development])
+    N4[[Deployment]]
+    N5[(Microservices Architecture)]
+    N6([Maintenance])
+    N7([Architecture Planning])
+    N8([end])
+    S0(( ))
+    subgraph Requirements Gathering
+        nest0_0[(Desktop Application Development)]
+        nest0_1[User Experience Design]
+        nest0_2[[Frontend Development]]
+    end
+    N0 -.-> |ensures scalability| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> |gathers requirements| nest0_2
+    N1 --> nest0_0
+    nest0_2 --> N8
+    N2 --> S0
+    S0 --> |builds backends| N6
+    S0 -.-> |compiles code| N8
+    N1 -.-> N5
+    style N0 fill:#FCFCE7,stroke:#DCE775
+    style N1 fill:#D1C4E9,stroke:#673AB7
+    style N2 fill:#FCFCE7,stroke:#DCE775
+    style N3 fill:#FFE0B2,stroke:#FF9800
+    style N4 fill:#FFE0B2,stroke:#FF9800
+    style N5 fill:#FCFCE7,stroke:#DCE775
+    style N6 fill:#FFE0B2,stroke:#FF9800
+    style N7 fill:#D1C4E9,stroke:#673AB7
+    style N8 fill:#D1C4E9,stroke:#673AB7
+    style S0 fill:#FFE0B2,stroke:#FF9800
+    style nest0_0 fill:#FFE0B2,stroke:#FF9800
+    style nest0_1 fill:#FCFCE7,stroke:#DCE775
+    style nest0_2 fill:#D1C4E9,stroke:#673AB7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF9800,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_218.txt b/test/mermaid/scanned_hard/mermaid_218.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9ea8c87bc1af70312a3eade7e516c2dc5d88605c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_218.txt
@@ -0,0 +1,18 @@
+<API Development, ensures scalability, Integration Testing>
+<Agile Methodologies, builds backends, Maintenance>
+<Agile Methodologies, compiles code, end>
+<Agile Methodologies, connectedTo, Web Application Development>
+<Architecture Planning, connectedTo, end>
+<Deployment, connectedTo, Microservices Architecture>
+<Desktop Application Development, connectedTo, User Experience Design>
+<Desktop Application Development, partOf, Requirements Gathering>
+<Frontend Development, connectedTo, end>
+<Frontend Development, partOf, Requirements Gathering>
+<Integration Testing, connectedTo, Agile Methodologies>
+<Integration Testing, connectedTo, Desktop Application Development>
+<Integration Testing, connectedTo, Microservices Architecture>
+<Maintenance, connectedTo, Architecture Planning>
+<Microservices Architecture, connectedTo, Maintenance>
+<User Experience Design, gathers requirements, Frontend Development>
+<User Experience Design, partOf, Requirements Gathering>
+<Web Application Development, connectedTo, Deployment>
diff --git a/test/mermaid/scanned_hard/mermaid_221.mmd b/test/mermaid/scanned_hard/mermaid_221.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..bc199061c23366abee10b11ac2b23c68c790c8f3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_221.mmd
@@ -0,0 +1,65 @@
+graph TD
+    N0([start])
+    N1([Microcontroller Programming])
+    N2[[Mixed_Signal Design]]
+    N3[PCB Layout]
+    N4{Signal Integrity Analysis}
+    N5[Environmental Testing]
+    N6[/Reliability Testing/]
+    N7[Manufacturing Process Planning]
+    N8(Documentation)
+    N9{Testing and Validation}
+    N10([end])
+    S0(( ))
+    S1(( ))
+    subgraph Firmware Development
+        nest0_0(Material Selection)
+        nest0_1{Cable Management}
+        nest0_2(Intellectual Property Protection)
+        nest0_3([Low_Power Design])
+    end
+    N0 --> N1
+    N1 --> |yes| N2
+    N2 --> N3
+    N3 --> |no| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> |no| N8
+    N8 --> |no| N9
+    N9 -.-> |yes| N10
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N1 --> nest0_0
+    nest0_3 --> N1
+    N0 -.-> S0
+    S0 -.-> N7
+    S0 -.-> |no| N3
+    N2 --> S1
+    S1 --> N8
+    S1 --> |no| N10
+    style S0 fill:#E0E6E9,stroke:#AABEC6
+    style S1 fill:#FBE9E7,stroke:#FF8A65
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#8C9EFF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_221.txt b/test/mermaid/scanned_hard/mermaid_221.txt
new file mode 100644
index 0000000000000000000000000000000000000000..07cc9f2d7b13c641ba95692d688f14a15093b53c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_221.txt
@@ -0,0 +1,23 @@
+<Cable Management, connectedTo, Intellectual Property Protection>
+<Cable Management, partOf, Firmware Development>
+<Documentation, no, Testing and Validation>
+<Environmental Testing, connectedTo, Reliability Testing>
+<Intellectual Property Protection, connectedTo, Low_Power Design>
+<Intellectual Property Protection, partOf, Firmware Development>
+<Low_Power Design, connectedTo, Microcontroller Programming>
+<Low_Power Design, partOf, Firmware Development>
+<Manufacturing Process Planning, no, Documentation>
+<Material Selection, connectedTo, Cable Management>
+<Material Selection, partOf, Firmware Development>
+<Microcontroller Programming, connectedTo, Material Selection>
+<Microcontroller Programming, yes, Mixed_Signal Design>
+<Mixed_Signal Design, connectedTo, Documentation>
+<Mixed_Signal Design, connectedTo, PCB Layout>
+<Mixed_Signal Design, no, end>
+<PCB Layout, no, Signal Integrity Analysis>
+<Reliability Testing, connectedTo, Manufacturing Process Planning>
+<Signal Integrity Analysis, connectedTo, Environmental Testing>
+<Testing and Validation, yes, end>
+<start, connectedTo, Manufacturing Process Planning>
+<start, connectedTo, Microcontroller Programming>
+<start, no, PCB Layout>
diff --git a/test/mermaid/scanned_hard/mermaid_222.txt b/test/mermaid/scanned_hard/mermaid_222.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9a8e86e8558f988c67a81daca58efc8ca18d1f9b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_222.txt
@@ -0,0 +1,19 @@
+<Cable Management, partOf, Enclosure Design>
+<Cable Management, yes, Environmental Testing>
+<Electromagnetic Compatibility Testing, connectedTo, Power Management Design>
+<Environmental Testing, connectedTo, Power Management Design>
+<Environmental Testing, partOf, Enclosure Design>
+<High_Speed Digital Design, connectedTo, Prototyping>
+<High_Speed Digital Design, connectedTo, Schematic Capture>
+<Mechanical Design Integration, connectedTo, Power Integrity Analysis>
+<Optical Module Design, connectedTo, Electromagnetic Compatibility Testing>
+<Power Integrity Analysis, no, end>
+<Power Management Design, connectedTo, High_Speed Digital Design>
+<Power Management Design, connectedTo, end>
+<Prototyping, connectedTo, Mechanical Design Integration>
+<Schematic Capture, partOf, Enclosure Design>
+<Schematic Capture, yes, Cable Management>
+<start, connectedTo, High_Speed Digital Design>
+<start, connectedTo, Prototyping>
+<start, connectedTo, end>
+<start, yes, Optical Module Design>
diff --git a/test/mermaid/scanned_hard/mermaid_223.mmd b/test/mermaid/scanned_hard/mermaid_223.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..9bc1ff4a67532ba05ab882d661185b918c0ddd22
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_223.mmd
@@ -0,0 +1,53 @@
+graph TD
+    N0([start])
+    N1[(Geolocation Services)]
+    N2[Native App Development]
+    N3[API Development]
+    N4(Deep Linking)
+    N5[[Wireframing]]
+    N6[(User Feedback Collection)]
+    N7[/Security Implementation/]
+    N8[Prototyping]
+    N9([App Store Optimization])
+    N10([end])
+    S0(( ))
+    subgraph Push Notification Implementation
+        nest0_0(Cloud Backend for Mobile)
+        nest0_1([Testing and Debugging])
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |yes| N3
+    N3 --> |yes| N4
+    N4 --> N5
+    N5 --> |yes| N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    nest0_0 --> nest0_1
+    N7 -.-> |yes| nest0_0
+    nest0_1 --> |yes| N4
+    N5 -.-> S0
+    S0 -.-> N9
+    S0 -.-> N7
+    S0 --> |no| N10
+    style S0 fill:#D3D7EB,stroke:#8C9EFF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A1887F,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_224.mmd b/test/mermaid/scanned_hard/mermaid_224.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..be5e37217d175e661fd9e9b79b31d35afab8f043
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_224.mmd
@@ -0,0 +1,96 @@
+graph TD
+    N0([User Interface Design])
+    N1{Cross_Platform Development}
+    N2([Camera Integration])
+    N3{Performance Optimization}
+    N4[/Analytics Tracking/]
+    N5([User Onboarding Flows])
+    N6[(Chat Functionality)]
+    N7[/Microphone Integration/]
+    N8(Payment Gateway Integration)
+    N9(Crash Reporting)
+    N10(Security Implementation)
+    N11([Gamification Elements])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Testing and Debugging
+        nest0_0[[Widget Development]]
+        nest0_1{User Experience Design}
+        nest0_2[Deep Linking]
+        nest0_3[[Concept Development]]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> |integrates wearables| N3
+    N3 -.-> N4
+    N4 -.-> |designs APIs| N5
+    N5 --> N6
+    N6 -.-> |develops AR or VR features| N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> |manages permissions| N10
+    N10 --> |implements deep links| N11
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |builds backends| nest0_2
+    nest0_2 -.-> nest0_3
+    N7 -.-> nest0_0
+    nest0_3 -.-> N7
+    N4 -.-> S0
+    S0 --> |creates wireframes| N7
+    S0 --> N8
+    S0 -.-> |deploys to stores| N9
+    N1 -.-> M0
+    N0 -.-> |analyzes analytics| M0
+    M0 -.-> N6
+    N1 --> M1
+    N0 --> M1
+    N2 -.-> M1
+    M1 -.-> N6
+    style N0 fill:#DFE7EB,stroke:#B0C5CD
+    style N1 fill:#DFE7EB,stroke:#B0C5CD
+    style N2 fill:#FFFAE0,stroke:#FFE470
+    style N3 fill:#FFFAE0,stroke:#FFE470
+    style N4 fill:#DFE7EB,stroke:#B0C5CD
+    style N5 fill:#DFE7EB,stroke:#B0C5CD
+    style N6 fill:#DFE7EB,stroke:#B0C5CD
+    style N7 fill:#D0EFEE,stroke:#73C6BC
+    style N8 fill:#FFFAE0,stroke:#FFE470
+    style N9 fill:#FFFAE0,stroke:#FFE470
+    style N10 fill:#FFFAE0,stroke:#FFE470
+    style N11 fill:#D0EFEE,stroke:#73C6BC
+    style S0 fill:#D0EFEE,stroke:#73C6BC
+    style M0 fill:#D0EFEE,stroke:#73C6BC
+    style M1 fill:#D0EFEE,stroke:#73C6BC
+    style nest0_0 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_1 fill:#D0EFEE,stroke:#73C6BC
+    style nest0_2 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_3 fill:#FFFAE0,stroke:#FFE470
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFE470,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_224.txt b/test/mermaid/scanned_hard/mermaid_224.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8dd059522e03fbcfdd5c072483e99feb3065e36c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_224.txt
@@ -0,0 +1,27 @@
+<Analytics Tracking, connectedTo, Payment Gateway Integration>
+<Analytics Tracking, creates wireframes, Microphone Integration>
+<Analytics Tracking, deploys to stores, Crash Reporting>
+<Analytics Tracking, designs APIs, User Onboarding Flows>
+<Camera Integration, connectedTo, Chat Functionality>
+<Camera Integration, integrates wearables, Performance Optimization>
+<Chat Functionality, develops AR or VR features, Microphone Integration>
+<Concept Development, connectedTo, Microphone Integration>
+<Concept Development, partOf, Testing and Debugging>
+<Crash Reporting, manages permissions, Security Implementation>
+<Cross_Platform Development, connectedTo, Camera Integration>
+<Cross_Platform Development, connectedTo, Chat Functionality>
+<Deep Linking, connectedTo, Concept Development>
+<Deep Linking, partOf, Testing and Debugging>
+<Microphone Integration, connectedTo, Payment Gateway Integration>
+<Microphone Integration, connectedTo, Widget Development>
+<Payment Gateway Integration, connectedTo, Crash Reporting>
+<Performance Optimization, connectedTo, Analytics Tracking>
+<Security Implementation, implements deep links, Gamification Elements>
+<User Experience Design, builds backends, Deep Linking>
+<User Experience Design, partOf, Testing and Debugging>
+<User Interface Design, analyzes analytics, Chat Functionality>
+<User Interface Design, connectedTo, Chat Functionality>
+<User Interface Design, connectedTo, Cross_Platform Development>
+<User Onboarding Flows, connectedTo, Chat Functionality>
+<Widget Development, connectedTo, User Experience Design>
+<Widget Development, partOf, Testing and Debugging>
diff --git a/test/mermaid/scanned_hard/mermaid_225.mmd b/test/mermaid/scanned_hard/mermaid_225.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..3f03eac8dc03a4b127f9152a595b6520cf1b8e1a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_225.mmd
@@ -0,0 +1,60 @@
+graph TD
+    N0([User Feedback Collection])
+    N1{Prototyping}
+    N2{Ad Monetization}
+    N3[(Push Notification Implementation)]
+    N4[[Wearable Device Integration]]
+    N5([Widget Development])
+    S1(( ))
+    M0(( ))
+    subgraph Subscription Management
+        nest0_0[Cross_Platform Development]
+        nest0_1(Analytics Tracking)
+        nest0_2([Offline Mode Development])
+        nest0_3(Deployment to App Stores)
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> |analyzes analytics| N3
+    N3 -.-> N4
+    N4 --> N5
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N2 --> nest0_0
+    nest0_3 --> |manages updates| N4
+    N0 --> S1
+    S1 --> N5
+    S1 -.-> N3
+    N0 -.-> |integrates ads| M0
+    N2 -.-> |optimizes performance| M0
+    M0 -.-> N4
+    style N0 fill:#FFFDE7,stroke:#FFF176
+    style N1 fill:#FFFDE7,stroke:#FFF176
+    style N2 fill:#F3E5F5,stroke:#BA68C8
+    style N3 fill:#FFFDE7,stroke:#FFF176
+    style N4 fill:#F3E5F5,stroke:#BA68C8
+    style N5 fill:#F3E5F5,stroke:#BA68C8
+    style S1 fill:#F3E5F5,stroke:#BA68C8
+    style M0 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_0 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_1 fill:#FFEBEE,stroke:#E57373
+    style nest0_2 fill:#FFFDE7,stroke:#FFF176
+    style nest0_3 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_226.mmd b/test/mermaid/scanned_hard/mermaid_226.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..97614bebfe65625414073597242d5dc4b1481ec2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_226.mmd
@@ -0,0 +1,62 @@
+graph RL
+    N0([start])
+    N1[(Personal Branding on Social Media)]
+    N2{Reporting and Optimization}
+    N3[(Link_in_Bio Optimization)]
+    N4[[Customer Service on Social Media]]
+    N5[/Trend Monitoring/]
+    N6[Content Creation]
+    N7[Social Media Audits]
+    N8[Influencer Collaboration]
+    N9(Group Management)
+    N10([end])
+    S0(( ))
+    S1(( ))
+    subgraph Scheduling Posts
+        nest0_0[[Brand Voice Development]]
+        nest0_1(Content Moderation)
+        nest0_2(Social Listening)
+    end
+    N0 -.-> |yes| N1
+    N1 --> |no| N2
+    N2 -.-> |no| N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> |no| N8
+    N8 --> N9
+    N9 -.-> N10
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N8 -.-> |yes| nest0_0
+    nest0_2 -.-> N1
+    N4 -.-> S0
+    S0 -.-> N10
+    S0 --> N8
+    N1 --> S1
+    S1 --> N8
+    S1 -.-> N3
+    style S0 fill:#FCFCE7,stroke:#DCE775
+    style S1 fill:#ECCFF5,stroke:#CD8FF2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_226.txt b/test/mermaid/scanned_hard/mermaid_226.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d6500ba2e4d288805919bc91a6af50dd9622f200
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_226.txt
@@ -0,0 +1,21 @@
+<Brand Voice Development, connectedTo, Content Moderation>
+<Brand Voice Development, partOf, Scheduling Posts>
+<Content Creation, connectedTo, Social Media Audits>
+<Content Moderation, connectedTo, Social Listening>
+<Content Moderation, partOf, Scheduling Posts>
+<Customer Service on Social Media, connectedTo, Influencer Collaboration>
+<Customer Service on Social Media, connectedTo, Trend Monitoring>
+<Customer Service on Social Media, connectedTo, end>
+<Group Management, connectedTo, end>
+<Influencer Collaboration, connectedTo, Group Management>
+<Influencer Collaboration, yes, Brand Voice Development>
+<Link_in_Bio Optimization, connectedTo, Customer Service on Social Media>
+<Personal Branding on Social Media, connectedTo, Influencer Collaboration>
+<Personal Branding on Social Media, connectedTo, Link_in_Bio Optimization>
+<Personal Branding on Social Media, no, Reporting and Optimization>
+<Reporting and Optimization, no, Link_in_Bio Optimization>
+<Social Listening, connectedTo, Personal Branding on Social Media>
+<Social Listening, partOf, Scheduling Posts>
+<Social Media Audits, no, Influencer Collaboration>
+<Trend Monitoring, connectedTo, Content Creation>
+<start, yes, Personal Branding on Social Media>
diff --git a/test/mermaid/scanned_hard/mermaid_227.mmd b/test/mermaid/scanned_hard/mermaid_227.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..38583fe2b6b3b9fc835481302ca8af575bff23b7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_227.mmd
@@ -0,0 +1,88 @@
+graph RL
+    N0([Partnership Management on Social])
+    N1(Trend Monitoring)
+    N2[[Platform Algorithm Understanding]]
+    N3[/Social Media Audits/]
+    N4[(Group Management)]
+    N5[(Competitor Analysis)]
+    N6[Ethical Use of Social Media]
+    N7(Scheduling Posts)
+    N8[Social Listening]
+    N9([Live Streaming on Social Media])
+    N10[Reputation Management]
+    N11[/Content Strategy/]
+    N12(Social Selling)
+    N13([Community Management])
+    S0(( ))
+    M0(( ))
+    subgraph Engagement Rate Calculation
+        nest0_0[Link_in_Bio Optimization]
+        nest0_1[(Performance Analytics)]
+        nest0_2([Influencer Collaboration])
+    end
+    N0 -.-> N1
+    N1 -.-> |shares links| N2
+    N2 --> N3
+    N3 -.-> |supports customers| N4
+    N4 -.-> |manages campaigns| N5
+    N5 -.-> |curates UGC| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> |builds personal brands| N12
+    N12 --> N13
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N7 -.-> nest0_0
+    nest0_2 -.-> N12
+    N3 --> S0
+    S0 -.-> |develops crisis plans| N7
+    S0 -.-> N11
+    N1 --> M0
+    N10 -.-> M0
+    M0 -.-> N12
+    style N0 fill:#ECCFF5,stroke:#CD8FF2
+    style N1 fill:#ECCFF5,stroke:#CD8FF2
+    style N2 fill:#EDE7F6,stroke:#7E57C2
+    style N3 fill:#EDE7F6,stroke:#7E57C2
+    style N4 fill:#EDE7F6,stroke:#7E57C2
+    style N5 fill:#EDE7F6,stroke:#7E57C2
+    style N6 fill:#EDE7F6,stroke:#7E57C2
+    style N7 fill:#EDE7F6,stroke:#7E57C2
+    style N8 fill:#F9FBE7,stroke:#DCE775
+    style N9 fill:#ECCFF5,stroke:#CD8FF2
+    style N10 fill:#EDE7F6,stroke:#7E57C2
+    style N11 fill:#F9FBE7,stroke:#DCE775
+    style N12 fill:#EDE7F6,stroke:#7E57C2
+    style N13 fill:#EDE7F6,stroke:#7E57C2
+    style S0 fill:#EDE7F6,stroke:#7E57C2
+    style M0 fill:#ECCFF5,stroke:#CD8FF2
+    style nest0_0 fill:#ECCFF5,stroke:#CD8FF2
+    style nest0_1 fill:#EDE7F6,stroke:#7E57C2
+    style nest0_2 fill:#ECCFF5,stroke:#CD8FF2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#7E57C2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_228.mmd b/test/mermaid/scanned_hard/mermaid_228.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..45927aed39dd51db1a3bbdc7b949f142eca25964
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_228.mmd
@@ -0,0 +1,90 @@
+graph RL
+    N0([start])
+    N1[Cross_Promotion]
+    N2[/Social Listening/]
+    N3([Link_in_Bio Optimization])
+    N4(Partnership Management on Social)
+    N5[Hashtag Research]
+    N6[[Ethical Use of Social Media]]
+    N7(Content Strategy)
+    N8{Polls and Quizzes Creation}
+    N9[Content Moderation]
+    N10([Community Management])
+    N11([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Live Streaming on Social Media
+        nest0_0[Competitor Analysis]
+        nest0_1[Story Format Content Creation]
+        nest0_2[Content Creation]
+    end
+    N0 -.-> |explores new features| N1
+    N1 --> N2
+    N2 -.-> |analyzes engagement| N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> |creates stories| N7
+    N7 --> N8
+    N8 -.-> |moderates comments| N9
+    N9 -.-> |grows followers| N10
+    N10 --> N11
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N8 --> |manages messages| nest0_0
+    nest0_2 -.-> N1
+    N5 --> S0
+    S0 --> N11
+    S0 -.-> N9
+    S0 --> |collaborates with influencers| N8
+    N1 --> S1
+    S1 -.-> |uses hashtags| N11
+    S1 -.-> N9
+    N1 --> M0
+    N0 --> M0
+    M0 --> N3
+    style N0 fill:#CFD8DC,stroke:#607D8B
+    style N1 fill:#CFD8DC,stroke:#607D8B
+    style N2 fill:#D1C4E9,stroke:#7E57C2
+    style N3 fill:#CFD8DC,stroke:#607D8B
+    style N4 fill:#CFD8DC,stroke:#607D8B
+    style N5 fill:#D1C4E9,stroke:#7E57C2
+    style N6 fill:#ECCFF5,stroke:#CD8FF2
+    style N7 fill:#CFD8DC,stroke:#607D8B
+    style N8 fill:#CFD8DC,stroke:#607D8B
+    style N9 fill:#ECCFF5,stroke:#CD8FF2
+    style N10 fill:#D1C4E9,stroke:#7E57C2
+    style N11 fill:#CFD8DC,stroke:#607D8B
+    style S0 fill:#CFD8DC,stroke:#607D8B
+    style S1 fill:#D1C4E9,stroke:#7E57C2
+    style M0 fill:#ECCFF5,stroke:#CD8FF2
+    style nest0_0 fill:#D1C4E9,stroke:#7E57C2
+    style nest0_1 fill:#D1C4E9,stroke:#7E57C2
+    style nest0_2 fill:#CFD8DC,stroke:#607D8B
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#CD8FF2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_229.mmd b/test/mermaid/scanned_hard/mermaid_229.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f3ae94202765993db398a5d4ae73682b0932cef9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_229.mmd
@@ -0,0 +1,80 @@
+graph TD
+    N0([Keyword Research])
+    N1{Personalized Search Results}
+    N2([User Experience for Search])
+    N3(Search Console Management)
+    N4{User Intent Understanding}
+    N5[(Core Web Vitals Optimization)]
+    N6([On_Page SEO])
+    N7[Search Engine Optimization]
+    N8([Penalties Recovery])
+    N9(Featured Snippets Optimization)
+    N10([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Algorithm Updates Monitoring
+        nest0_0([Off_Page SEO])
+        nest0_1[(Paid Search Advertising)]
+    end
+    N0 -.-> |manages penalties| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> |manages international SEO| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> N9
+    N9 --> N10
+    nest0_0 -.-> nest0_1
+    N1 --> |optimizes keywords| nest0_0
+    nest0_1 -.-> N9
+    N1 -.-> S0
+    S0 -.-> N6
+    S0 -.-> N7
+    N1 --> |optimizes for mobile| M0
+    N6 --> M0
+    M0 --> N8
+    N4 -.-> |processes queries| M1
+    N0 -.-> |improves core vitals| M1
+    M1 --> N6
+    style N0 fill:#FFFCE6,stroke:#FFF9AE
+    style N1 fill:#FFFCE6,stroke:#FFF9AE
+    style N2 fill:#FFFCE6,stroke:#FFF9AE
+    style N3 fill:#FFFCE6,stroke:#FFF9AE
+    style N4 fill:#FFFCE6,stroke:#FFF9AE
+    style N5 fill:#F8FDD3,stroke:#D3EB9F
+    style N6 fill:#FFCCBC,stroke:#FF5722
+    style N7 fill:#F8FDD3,stroke:#D3EB9F
+    style N8 fill:#FFCCBC,stroke:#FF5722
+    style N9 fill:#FFCCBC,stroke:#FF5722
+    style N10 fill:#FFFCE6,stroke:#FFF9AE
+    style S0 fill:#FFFCE6,stroke:#FFF9AE
+    style M0 fill:#FFFCE6,stroke:#FFF9AE
+    style M1 fill:#FFCCBC,stroke:#FF5722
+    style nest0_0 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_1 fill:#F8FDD3,stroke:#D3EB9F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#D3EB9F,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_229.txt b/test/mermaid/scanned_hard/mermaid_229.txt
new file mode 100644
index 0000000000000000000000000000000000000000..23ae3b075642b9df18b246b871bc9fd31e19d7de
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_229.txt
@@ -0,0 +1,21 @@
+<Core Web Vitals Optimization, connectedTo, On_Page SEO>
+<Featured Snippets Optimization, connectedTo, end>
+<Keyword Research, improves core vitals, On_Page SEO>
+<Keyword Research, manages penalties, Personalized Search Results>
+<Off_Page SEO, connectedTo, Paid Search Advertising>
+<Off_Page SEO, partOf, Algorithm Updates Monitoring>
+<On_Page SEO, connectedTo, Penalties Recovery>
+<On_Page SEO, connectedTo, Search Engine Optimization>
+<Paid Search Advertising, connectedTo, Featured Snippets Optimization>
+<Paid Search Advertising, partOf, Algorithm Updates Monitoring>
+<Penalties Recovery, connectedTo, Featured Snippets Optimization>
+<Personalized Search Results, connectedTo, On_Page SEO>
+<Personalized Search Results, connectedTo, Search Engine Optimization>
+<Personalized Search Results, connectedTo, User Experience for Search>
+<Personalized Search Results, optimizes for mobile, Penalties Recovery>
+<Personalized Search Results, optimizes keywords, Off_Page SEO>
+<Search Console Management, connectedTo, User Intent Understanding>
+<Search Engine Optimization, connectedTo, Penalties Recovery>
+<User Experience for Search, connectedTo, Search Console Management>
+<User Intent Understanding, manages international SEO, Core Web Vitals Optimization>
+<User Intent Understanding, processes queries, On_Page SEO>
diff --git a/test/mermaid/scanned_hard/mermaid_23.mmd b/test/mermaid/scanned_hard/mermaid_23.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..63a46d36393164abc6c5561fb4af741a50b88074
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_23.mmd
@@ -0,0 +1,42 @@
+graph LR
+    N0([Scene Creation])
+    N1[/Geofencing Trigger/]
+    N2[Smoke Alarm Integration]
+    N3[[Emergency Service Connection]]
+    N4[Doorbell Camera Alert]
+    N5(Window Sensor Monitoring)
+    N6[Motion Detection]
+    N7[Voice Command]
+    N8(Automated Vacuum Cleaning)
+    N9([end])
+    N0 --> N1
+    N1 -.-> |adapts| N2
+    N2 --> |opens| N3
+    N3 -.-> N4
+    N4 -.-> |heats| N5
+    N5 --> |closes| N6
+    N6 --> |visualizes| N7
+    N7 --> N8
+    N8 -.-> N9
+    N3 -.-> |assists| N5
+    style N0 fill:#FFF0CC,stroke:#FFCC80
+    style N1 fill:#FFF0CC,stroke:#FFCC80
+    style N2 fill:#D0E0F8,stroke:#4285F4
+    style N3 fill:#D0E0F8,stroke:#4285F4
+    style N4 fill:#E4E0DF,stroke:#BDAFA8
+    style N5 fill:#D0E0F8,stroke:#4285F4
+    style N6 fill:#E4E0DF,stroke:#BDAFA8
+    style N7 fill:#D0E0F8,stroke:#4285F4
+    style N8 fill:#FFF0CC,stroke:#FFCC80
+    style N9 fill:#E4E0DF,stroke:#BDAFA8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_23.txt b/test/mermaid/scanned_hard/mermaid_23.txt
new file mode 100644
index 0000000000000000000000000000000000000000..23daec14537ce6170668f794838c9de113862f69
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_23.txt
@@ -0,0 +1,10 @@
+<Automated Vacuum Cleaning, connectedTo, end>
+<Doorbell Camera Alert, heats, Window Sensor Monitoring>
+<Emergency Service Connection, assists, Window Sensor Monitoring>
+<Emergency Service Connection, connectedTo, Doorbell Camera Alert>
+<Geofencing Trigger, adapts, Smoke Alarm Integration>
+<Motion Detection, visualizes, Voice Command>
+<Scene Creation, connectedTo, Geofencing Trigger>
+<Smoke Alarm Integration, opens, Emergency Service Connection>
+<Voice Command, connectedTo, Automated Vacuum Cleaning>
+<Window Sensor Monitoring, closes, Motion Detection>
diff --git a/test/mermaid/scanned_hard/mermaid_230.mmd b/test/mermaid/scanned_hard/mermaid_230.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ec4a70755bba11f32c3fb3e4a2a1d5fa164fb39e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_230.mmd
@@ -0,0 +1,78 @@
+graph BT
+    N0([start])
+    N1(Video Search)
+    N2[/Site Architecture Optimization/]
+    N3[Personalized Search Results]
+    N4([Paid Search Advertising])
+    N5[/News Search/]
+    N6([Click_Through Rate Optimization])
+    N7([Search Result Display])
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Shopping Search
+        nest0_0(Query Processing)
+        nest0_1[Off_Page SEO]
+        nest0_2[Core Web Vitals Optimization]
+        nest0_3[Search Engine Optimization]
+    end
+    N0 --> |interprets analytics| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |manages SEM| nest0_2
+    nest0_2 --> nest0_3
+    N4 -.-> nest0_0
+    nest0_3 -.-> |displays snippets| N5
+    N3 -.-> S1
+    S1 -.-> N7
+    S1 --> N6
+    N3 -.-> |analyzes competitors| M0
+    N0 -.-> M0
+    N1 --> |uses search console| M0
+    M0 -.-> N5
+    N1 --> M1
+    N0 --> |optimizes off_page| M1
+    M1 -.-> N3
+    style N0 fill:#C9F0F0,stroke:#4DD0E1
+    style N1 fill:#C9F0F0,stroke:#4DD0E1
+    style N2 fill:#FFECB3,stroke:#FFC107
+    style N3 fill:#FFECB3,stroke:#FFC107
+    style N4 fill:#FFECB3,stroke:#FFC107
+    style N5 fill:#F1F8E9,stroke:#81C784
+    style N6 fill:#FFECB3,stroke:#FFC107
+    style N7 fill:#FFECB3,stroke:#FFC107
+    style S1 fill:#FFECB3,stroke:#FFC107
+    style M0 fill:#F1F8E9,stroke:#81C784
+    style M1 fill:#F1F8E9,stroke:#81C784
+    style nest0_0 fill:#FFECB3,stroke:#FFC107
+    style nest0_1 fill:#FFECB3,stroke:#FFC107
+    style nest0_2 fill:#F1F8E9,stroke:#81C784
+    style nest0_3 fill:#FFECB3,stroke:#FFC107
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFC107,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_231.mmd b/test/mermaid/scanned_hard/mermaid_231.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7f869b6fc09cc91cbebdcc9302c60dcd0d0702d8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_231.mmd
@@ -0,0 +1,68 @@
+graph TD
+    N0([Search Result Display])
+    N1(Google My Business Management)
+    N2[Academic Search]
+    N3[Shopping Search]
+    N4[[Schema Markup Implementation]]
+    N5{Click_Through Rate Optimization}
+    N6[[Image Search]]
+    N7[(Video Search)]
+    N8([Search Engine Optimization])
+    subgraph On_Page SEO
+        nest0_0[(Search Console Management)]
+        nest0_1([Technical SEO])
+        nest0_2([Site Architecture Optimization])
+        nest0_3{Search Engine Marketing Strategy}
+    end
+    N0 -.-> N1
+    N1 -.-> |improves CTR| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> |optimizes off_page| nest0_2
+    nest0_2 -.-> nest0_3
+    N7 --> nest0_0
+    nest0_3 -.-> N4
+    N5 --> nest0_1
+    N6 -.-> |uses schema markup| N0
+    nest0_0 -.-> nest0_2
+    nest0_3 -.-> |detects spam| N2
+    N3 --> |interprets analytics| nest0_0
+    N3 --> nest0_3
+    style N0 fill:#FFF3E0,stroke:#FFA726
+    style N1 fill:#BBDEFB,stroke:#2196F3
+    style N2 fill:#BBDEFB,stroke:#2196F3
+    style N3 fill:#BBDEFB,stroke:#2196F3
+    style N4 fill:#F8FDD3,stroke:#D3EB9F
+    style N5 fill:#FFF3E0,stroke:#FFA726
+    style N6 fill:#FFF3E0,stroke:#FFA726
+    style N7 fill:#BBDEFB,stroke:#2196F3
+    style N8 fill:#F8FDD3,stroke:#D3EB9F
+    style nest0_0 fill:#FFF3E0,stroke:#FFA726
+    style nest0_1 fill:#BBDEFB,stroke:#2196F3
+    style nest0_2 fill:#FFF3E0,stroke:#FFA726
+    style nest0_3 fill:#F8FDD3,stroke:#D3EB9F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_231.txt b/test/mermaid/scanned_hard/mermaid_231.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9eab3865299c2afdd075d4222fd20391186ef473
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_231.txt
@@ -0,0 +1,23 @@
+<Academic Search, connectedTo, Shopping Search>
+<Click_Through Rate Optimization, connectedTo, Image Search>
+<Click_Through Rate Optimization, connectedTo, Technical SEO>
+<Google My Business Management, improves CTR, Academic Search>
+<Image Search, connectedTo, Video Search>
+<Image Search, uses schema markup, Search Result Display>
+<Schema Markup Implementation, connectedTo, Click_Through Rate Optimization>
+<Search Console Management, connectedTo, Site Architecture Optimization>
+<Search Console Management, connectedTo, Technical SEO>
+<Search Console Management, partOf, On_Page SEO>
+<Search Engine Marketing Strategy, connectedTo, Schema Markup Implementation>
+<Search Engine Marketing Strategy, detects spam, Academic Search>
+<Search Engine Marketing Strategy, partOf, On_Page SEO>
+<Search Result Display, connectedTo, Google My Business Management>
+<Shopping Search, connectedTo, Schema Markup Implementation>
+<Shopping Search, connectedTo, Search Engine Marketing Strategy>
+<Shopping Search, interprets analytics, Search Console Management>
+<Site Architecture Optimization, connectedTo, Search Engine Marketing Strategy>
+<Site Architecture Optimization, partOf, On_Page SEO>
+<Technical SEO, optimizes off_page, Site Architecture Optimization>
+<Technical SEO, partOf, On_Page SEO>
+<Video Search, connectedTo, Search Console Management>
+<Video Search, connectedTo, Search Engine Optimization>
diff --git a/test/mermaid/scanned_hard/mermaid_232.txt b/test/mermaid/scanned_hard/mermaid_232.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b0e89615b43cc2b77b406f6d45f1bc2426c616d1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_232.txt
@@ -0,0 +1,22 @@
+<Authentication, creates portable identities, Privileged Access Management>
+<Authentication, partOf, Attribute Management>
+<Credential Management, connectedTo, User Provisioning>
+<Credential Management, partOf, Attribute Management>
+<Data Encryption for Identity, connectedTo, Identity Proofing>
+<Data Encryption for Identity, manages wallets, Digital Certificates>
+<Digital Certificates, connectedTo, Credential Management>
+<Digital Certificates, connectedTo, Federated Identity Management>
+<Digital Certificates, connectedTo, Privileged Access Management>
+<Digital Certificates, manages passwords, Blockchain_based Identity>
+<Federated Identity Management, provisions users, Blockchain_based Identity>
+<Fraud Detection in Identity, connectedTo, Digital Certificates>
+<Identity Proofing, connectedTo, Digital Certificates>
+<Identity Proofing, encrypts data, Verifiable Credentials>
+<Password Management, partOf, Attribute Management>
+<Password Management, registers identities, Authentication>
+<Privileged Access Management, manages workforces, Federated Identity Management>
+<User Provisioning, connectedTo, Password Management>
+<User Provisioning, partOf, Attribute Management>
+<Verifiable Credentials, connectedTo, Federated Identity Management>
+<Verifiable Credentials, connectedTo, Fraud Detection in Identity>
+<Verifiable Credentials, connectedTo, Privileged Access Management>
diff --git a/test/mermaid/scanned_hard/mermaid_233.mmd b/test/mermaid/scanned_hard/mermaid_233.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5460dba5891381de15df0a6e71a4536623365946
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_233.mmd
@@ -0,0 +1,68 @@
+graph TD
+    N0([start])
+    N1(Identity Proofing)
+    N2([Non_Repudiation])
+    N3[/API Security for Identity/]
+    N4[[Workforce Identity Management]]
+    N5[Risk_Based Authentication]
+    N6(Credential Management)
+    N7([De_provisioning])
+    N8([Authentication])
+    N9([KYC Integration])
+    S0(( ))
+    subgraph Password Management
+        nest0_0{Digital Wallets for Identity}
+        nest0_1(User Registration)
+        nest0_2[Social Login Integration]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> |audits access| N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> |issues verifiable credentials| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> |assesses risks| N9
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N1 --> |enables MFA| nest0_0
+    nest0_2 -.-> N4
+    N2 --> S0
+    S0 --> |issues certificates| N8
+    S0 --> N5
+    N8 -.-> N1
+    N9 -.-> N7
+    style N0 fill:#FFECB3,stroke:#FFC107
+    style N1 fill:#EBEBEB,stroke:#E0E0E0
+    style N2 fill:#FFECB3,stroke:#FFC107
+    style N3 fill:#F1F8E9,stroke:#81C784
+    style N4 fill:#FFECB3,stroke:#FFC107
+    style N5 fill:#FFECB3,stroke:#FFC107
+    style N6 fill:#F1F8E9,stroke:#81C784
+    style N7 fill:#F1F8E9,stroke:#81C784
+    style N8 fill:#EBEBEB,stroke:#E0E0E0
+    style N9 fill:#EBEBEB,stroke:#E0E0E0
+    style S0 fill:#F1F8E9,stroke:#81C784
+    style nest0_0 fill:#EBEBEB,stroke:#E0E0E0
+    style nest0_1 fill:#F1F8E9,stroke:#81C784
+    style nest0_2 fill:#F1F8E9,stroke:#81C784
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#81C784,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_234.txt b/test/mermaid/scanned_hard/mermaid_234.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8cdf7d08338378d9e471dffbe91cb541af58248a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_234.txt
@@ -0,0 +1,25 @@
+<API Security for Identity, connectedTo, Workforce Identity Management>
+<Adaptive Authentication, connectedTo, KYC Integration>
+<Adaptive Authentication, partOf, Digital Signatures>
+<Authentication, connectedTo, Identity Proofing>
+<Authorization, connectedTo, Single Sign_On>
+<Authorization, connectedTo, Workforce Identity Management>
+<Customer Identity and Access Management, connectedTo, Federated Identity Management>
+<Customer Identity and Access Management, partOf, Digital Signatures>
+<Decentralized Identifiers, connectedTo, Customer Identity and Access Management>
+<Decentralized Identifiers, implements adaptive authentication, Digital Wallets for Identity>
+<Digital Wallets for Identity, connectedTo, Identity Lifecycle Management>
+<Federated Identity Management, connectedTo, Adaptive Authentication>
+<Federated Identity Management, partOf, Digital Signatures>
+<Identity Proofing, connectedTo, KYC Integration>
+<KYC Integration, connectedTo, Digital Wallets for Identity>
+<KYC Integration, ensures non_repudiation, Identity Lifecycle Management>
+<KYC Integration, registers identities, Decentralized Identifiers>
+<Privileged Access Management, connectedTo, Workforce Identity Management>
+<Privileged Access Management, provisions users, API Security for Identity>
+<Single Sign_On, connectedTo, Digital Wallets for Identity>
+<Single Sign_On, connectedTo, KYC Integration>
+<Single Sign_On, connectedTo, Privileged Access Management>
+<Single Sign_On, connectedTo, Workforce Identity Management>
+<Single Sign_On, issues verifiable credentials, API Security for Identity>
+<Workforce Identity Management, connectedTo, Authentication>
diff --git a/test/mermaid/scanned_hard/mermaid_235.mmd b/test/mermaid/scanned_hard/mermaid_235.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1cfb34bfced4ae0ee45f4402d56097c6aaeaaaf6
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_235.mmd
@@ -0,0 +1,58 @@
+graph LR
+    N0([start])
+    N1(Course Evaluation)
+    N2(Interactive Learning Activities)
+    N3(Enrollment and Retention Strategies)
+    N4(Competency_Based Education)
+    N5[[Blended Learning Models]]
+    N6[[Learning Analytics]]
+    N7(Feedback and Grading)
+    N8[/Digital Badges/]
+    N9[Asynchronous Learning]
+    N10[(Collaborative Projects)]
+    N11([end])
+    S0(( ))
+    subgraph Student Progress Tracking
+        nest0_0[[Gamification in Education]]
+        nest0_1[Parent or Guardian Communication]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> |yes| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> |no| N8
+    N8 -.-> N9
+    N9 -.-> |no| N10
+    N10 -.-> |yes| N11
+    nest0_0 -.-> nest0_1
+    N3 -.-> nest0_0
+    nest0_1 -.-> N7
+    N3 --> S0
+    S0 --> N6
+    S0 -.-> N5
+    nest0_1 --> nest0_0
+    N10 -.-> |no| N0
+    style S0 fill:#F8FDD3,stroke:#D3EB9F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_236.mmd b/test/mermaid/scanned_hard/mermaid_236.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0d7d49af3034964a9ec6425cddafe1c301afe069
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_236.mmd
@@ -0,0 +1,56 @@
+graph BT
+    N0([Learning Analytics])
+    N1(Certification Issuance)
+    N2[(Test Preparation Courses)]
+    N3[Learning Management System Administration]
+    N4[[Accreditation Management]]
+    N5([end])
+    S0(( ))
+    M0(( ))
+    subgraph Digital Badges
+        nest0_0[/Virtual Labs and Simulations/]
+        nest0_1(Content Creation)
+        nest0_2[[Technical Support for Students]]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |offers online tutoring| N3
+    N3 --> N4
+    N4 --> N5
+    nest0_0 -.-> |creates courses| nest0_1
+    nest0_1 -.-> nest0_2
+    N3 --> |uses adaptive systems| nest0_0
+    nest0_2 --> N4
+    N0 --> S0
+    S0 --> |gamifies experiences| N4
+    S0 -.-> |facilitates discussions| N5
+    N0 --> |delivers lectures| M0
+    N1 --> M0
+    M0 --> N3
+    style N0 fill:#FFFAE0,stroke:#FFE470
+    style N1 fill:#FFFAE0,stroke:#FFE470
+    style N2 fill:#B3E5FC,stroke:#03A9F4
+    style N3 fill:#B3E5FC,stroke:#03A9F4
+    style N4 fill:#FFFAE0,stroke:#FFE470
+    style N5 fill:#FFFAE0,stroke:#FFE470
+    style S0 fill:#FFFAE0,stroke:#FFE470
+    style M0 fill:#EFEBE9,stroke:#A1887F
+    style nest0_0 fill:#EFEBE9,stroke:#A1887F
+    style nest0_1 fill:#B3E5FC,stroke:#03A9F4
+    style nest0_2 fill:#EFEBE9,stroke:#A1887F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A1887F,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_236.txt b/test/mermaid/scanned_hard/mermaid_236.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5ddd03e4887d5861169f0cd5a68347368eea0029
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_236.txt
@@ -0,0 +1,16 @@
+<Accreditation Management, connectedTo, end>
+<Certification Issuance, connectedTo, Learning Management System Administration>
+<Certification Issuance, connectedTo, Test Preparation Courses>
+<Content Creation, connectedTo, Technical Support for Students>
+<Content Creation, partOf, Digital Badges>
+<Learning Analytics, connectedTo, Certification Issuance>
+<Learning Analytics, delivers lectures, Learning Management System Administration>
+<Learning Analytics, facilitates discussions, end>
+<Learning Analytics, gamifies experiences, Accreditation Management>
+<Learning Management System Administration, connectedTo, Accreditation Management>
+<Learning Management System Administration, uses adaptive systems, Virtual Labs and Simulations>
+<Technical Support for Students, connectedTo, Accreditation Management>
+<Technical Support for Students, partOf, Digital Badges>
+<Test Preparation Courses, offers online tutoring, Learning Management System Administration>
+<Virtual Labs and Simulations, creates courses, Content Creation>
+<Virtual Labs and Simulations, partOf, Digital Badges>
diff --git a/test/mermaid/scanned_hard/mermaid_239.txt b/test/mermaid/scanned_hard/mermaid_239.txt
new file mode 100644
index 0000000000000000000000000000000000000000..577f822b65ea5b05c24a82287f04aa871fe63941
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_239.txt
@@ -0,0 +1,23 @@
+<Assessment Creation, connectedTo, Learner Support>
+<Corporate Training Solutions, connectedTo, Engagement Metrics Tracking>
+<Corporate Training Solutions, partOf, Course Promotion>
+<Course Audit Options, connectedTo, Forum Moderation>
+<Course Audit Options, connectedTo, Skill_Based Learning Outcomes>
+<Engagement Metrics Tracking, connectedTo, Self_Paced Learning Tracks>
+<Engagement Metrics Tracking, partOf, Course Promotion>
+<Forum Moderation, connectedTo, Marketing to Global Audience>
+<Gamification for Engagement, connectedTo, Self_Paced Learning Tracks>
+<Learner Support, connectedTo, Translation and Localization>
+<Marketing to Global Audience, integrates tools, Subscription Models>
+<Micro_credential Stacking, connectedTo, Mobile Learning Experience>
+<Mobile Learning Experience, connectedTo, Course Audit Options>
+<Peer Grading Implementation, connectedTo, Gamification for Engagement>
+<Self_Paced Learning Tracks, connectedTo, Micro_credential Stacking>
+<Skill_Based Learning Outcomes, connectedTo, Assessment Creation>
+<Subscription Models, connectedTo, Assessment Creation>
+<Subscription Models, facilitates peer review, Skill_Based Learning Outcomes>
+<Subscription Models, monetizes offerings, Corporate Training Solutions>
+<Subscription Models, provides technical support, Employer Recognition>
+<Translation and Localization, offers assignments, Employer Recognition>
+<start, connectedTo, Peer Grading Implementation>
+<start, translates content, Skill_Based Learning Outcomes>
diff --git a/test/mermaid/scanned_hard/mermaid_24.mmd b/test/mermaid/scanned_hard/mermaid_24.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..800b02c839b966614b88903d6430d6f23f4d125d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_24.mmd
@@ -0,0 +1,52 @@
+graph TD
+    N0([Public Wi_Fi Deployment])
+    N1[/Smart Education Initiatives/]
+    N2[Urban Planning Data Analysis]
+    N3([Smart Lighting])
+    N4[Public Safety Monitoring]
+    N5([Citizen Feedback Loop])
+    N6([Smart Grid Security])
+    N7[Renewable Energy Integration]
+    N8{Sustainable Resource Management}
+    N9[City_wide Sensor Network Deployment]
+    N10(Energy Grid Management)
+    N11([Cybersecurity for Infrastructure])
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> |engages| N4
+    N4 --> |innovates| N5
+    N5 -.-> N6
+    N6 -.-> |connects| N7
+    N7 -.-> N8
+    N8 -.-> |develops| N9
+    N9 --> |sustains| N10
+    N10 --> N11
+    N3 --> N10
+    N8 --> |resources| N1
+    style N0 fill:#BBDEFB,stroke:#2196F3
+    style N1 fill:#C5CAE9,stroke:#3F51B5
+    style N2 fill:#C5CAE9,stroke:#3F51B5
+    style N3 fill:#BBDEFB,stroke:#2196F3
+    style N4 fill:#C5CAE9,stroke:#3F51B5
+    style N5 fill:#FFFDE7,stroke:#FFF176
+    style N6 fill:#FFFDE7,stroke:#FFF176
+    style N7 fill:#BBDEFB,stroke:#2196F3
+    style N8 fill:#BBDEFB,stroke:#2196F3
+    style N9 fill:#C5CAE9,stroke:#3F51B5
+    style N10 fill:#C5CAE9,stroke:#3F51B5
+    style N11 fill:#C5CAE9,stroke:#3F51B5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_24.txt b/test/mermaid/scanned_hard/mermaid_24.txt
new file mode 100644
index 0000000000000000000000000000000000000000..65e3dc56202bce58a5e7b49009212ba1e2decfa8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_24.txt
@@ -0,0 +1,13 @@
+<Citizen Feedback Loop, connectedTo, Smart Grid Security>
+<City_wide Sensor Network Deployment, sustains, Energy Grid Management>
+<Energy Grid Management, connectedTo, Cybersecurity for Infrastructure>
+<Public Safety Monitoring, innovates, Citizen Feedback Loop>
+<Public Wi_Fi Deployment, connectedTo, Smart Education Initiatives>
+<Renewable Energy Integration, connectedTo, Sustainable Resource Management>
+<Smart Education Initiatives, connectedTo, Urban Planning Data Analysis>
+<Smart Grid Security, connects, Renewable Energy Integration>
+<Smart Lighting, connectedTo, Energy Grid Management>
+<Smart Lighting, engages, Public Safety Monitoring>
+<Sustainable Resource Management, develops, City_wide Sensor Network Deployment>
+<Sustainable Resource Management, resources, Smart Education Initiatives>
+<Urban Planning Data Analysis, connectedTo, Smart Lighting>
diff --git a/test/mermaid/scanned_hard/mermaid_241.txt b/test/mermaid/scanned_hard/mermaid_241.txt
new file mode 100644
index 0000000000000000000000000000000000000000..34b6e8d610d0a64e19a517490303ca524d4507e2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_241.txt
@@ -0,0 +1,41 @@
+<Approval Decision, connectedTo, Underwriting>
+<Blockchain Verification, connectedTo, Cryptocurrency Exchange>
+<Blockchain Verification, connectedTo, IPO Launch>
+<Blockchain Verification, connectedTo, Wealth Management>
+<Collateral Evaluation, connectedTo, Portfolio Management>
+<Compliance Review, connectedTo, Blockchain Verification>
+<Compliance Review, connectedTo, Venture Capital Funding>
+<Compliance Review, reports, Wealth Management>
+<Cryptocurrency Exchange, connectedTo, IPO Launch>
+<Customer Onboarding, connectedTo, Debt Collection>
+<Debt Collection, connectedTo, Approval Decision>
+<Debt Collection, connectedTo, Fraud Check>
+<Debt Collection, connectedTo, Loan Processing>
+<Financial Advisory, connectedTo, Approval Decision>
+<Fraud Check, connectedTo, Merger and Acquisition>
+<Fraud Check, partOf, Risk Assessment>
+<Fund Disbursement, connectedTo, Treasury Management>
+<Fund Disbursement, loans, Blockchain Verification>
+<IPO Launch, connectedTo, Wealth Management>
+<Interest Calculation, connectedTo, Securities Trading>
+<Interest Calculation, partOf, Credit Scoring>
+<Loan Processing, connectedTo, Approval Decision>
+<Loan Processing, connectedTo, Collateral Evaluation>
+<Loan Processing, connectedTo, Financial Advisory>
+<Merger and Acquisition, connectedTo, Transaction Logging>
+<Merger and Acquisition, partOf, Risk Assessment>
+<Portfolio Management, connectedTo, Fund Disbursement>
+<Securities Trading, connectedTo, Blockchain Verification>
+<Securities Trading, partOf, Credit Scoring>
+<Transaction Logging, connectedTo, Venture Capital Funding>
+<Transaction Logging, partOf, Risk Assessment>
+<Treasury Management, connectedTo, Interest Calculation>
+<Treasury Management, partOf, Credit Scoring>
+<Underwriting, connectedTo, Collateral Evaluation>
+<Underwriting, connectedTo, Compliance Review>
+<Venture Capital Funding, connectedTo, Collateral Evaluation>
+<Venture Capital Funding, connectedTo, Fund Disbursement>
+<Venture Capital Funding, connectedTo, Portfolio Management>
+<Venture Capital Funding, connectedTo, Wealth Management>
+<start, connectedTo, Approval Decision>
+<start, connectedTo, Customer Onboarding>
diff --git a/test/mermaid/scanned_hard/mermaid_242.mmd b/test/mermaid/scanned_hard/mermaid_242.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7aaa9f769f1071a812eb65fb67d28b14a79f2cf1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_242.mmd
@@ -0,0 +1,123 @@
+graph TD
+    N0([start])
+    N1([Pharmacy Order])
+    N2[Referral]
+    N3(Diagnosis)
+    N4[Clinical Trial]
+    N5{Medication Dispensing}
+    N6{Dental Check_up}
+    N7[/Patient Intake/]
+    N8{Telemedicine Consultation}
+    N9[Wound Care]
+    N10([Rehabilitation Therapy])
+    N11[(Symptom Monitoring)]
+    N12([Anesthesia Administration])
+    N13([Imaging Scan])
+    N14([Medical History])
+    N15[[Nutritional Counseling]]
+    N16[(Emergency Response)]
+    N17([Patient Transfer])
+    N18([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Epidemiological Tracking
+        nest0_0(Triage)
+        nest0_1{Insurance Claim}
+    end
+    subgraph Device Implantation
+        nest1_0[/Patient Education/]
+        nest1_1[[Discharge]]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> |yes| N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> |yes| N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 --> N16
+    N16 -.-> N17
+    N17 -.-> N18
+    nest0_0 --> nest0_1
+    N11 -.-> nest0_0
+    nest0_1 --> N18
+    nest1_0 -.-> nest1_1
+    N3 --> nest1_0
+    nest1_1 --> N2
+    N8 -.-> S0
+    S0 -.-> N10
+    S0 --> N13
+    N3 -.-> S1
+    S1 --> N17
+    S1 -.-> N16
+    S1 -.-> N14
+    N13 -.-> M0
+    N1 -.-> M0
+    N7 -.-> M0
+    M0 -.-> N15
+    N3 --> M1
+    N1 -.-> M1
+    M1 --> N17
+    N7 -.-> M2
+    N1 -.-> M2
+    N5 --> M2
+    M2 -.-> N9
+    style S0 fill:#FFF3E0,stroke:#FFA726
+    style S1 fill:#C8E6C9,stroke:#388E3C
+    style M0 fill:#F5F5F5,stroke:#BDBDBD
+    style M1 fill:#F5F5F5,stroke:#BDBDBD
+    style M2 fill:#C8E6C9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_243.mmd b/test/mermaid/scanned_hard/mermaid_243.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..c6c8102fda547890dbdd8d06a21defae2e83afdf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_243.mmd
@@ -0,0 +1,119 @@
+graph LR
+    N0([start])
+    N1{Factory Layout Planning}
+    N2[Supply Chain Synchronization]
+    N3[(Supplier Qualification)]
+    N4([Raw Material])
+    N5(Packaging)
+    N6(Safety Audit)
+    N7{Logistics Planning}
+    N8[(Final Testing)]
+    N9(Inventory Check)
+    N10(Ergonomics Assessment)
+    N11[[Automated Guided Vehicle Operation]]
+    N12([Production Scheduling])
+    N13[(Robotics Integration)]
+    N14[[Quality Control]]
+    N15(Tool Setup)
+    N16(Storage)
+    N17([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Shipping
+        nest0_0(Painting)
+        nest0_1[/Assembly/]
+    end
+    subgraph Bills of Material Generation
+        nest1_0[/Welding/]
+        nest1_1(Procurement)
+        nest1_2[Serialization]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 --> N15
+    N15 -.-> N16
+    N16 -.-> N17
+    nest0_0 -.-> nest0_1
+    N13 -.-> nest0_0
+    nest0_1 --> N6
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N11 -.-> |yes| nest1_0
+    nest1_2 -.-> N1
+    N14 -.-> S0
+    S0 --> |no| N17
+    S0 -.-> N16
+    N4 --> S1
+    S1 -.-> N17
+    S1 -.-> N9
+    S1 --> N10
+    N4 --> M0
+    N2 --> M0
+    N3 -.-> M0
+    N0 -.-> M0
+    M0 --> N8
+    N6 -.-> M1
+    N8 --> M1
+    N0 -.-> M1
+    N9 -.-> |no| M1
+    M1 --> N12
+    style S0 fill:#EFEBE9,stroke:#A1887F
+    style S1 fill:#F6F6F6,stroke:#CFCFCF
+    style M0 fill:#F6F6F6,stroke:#CFCFCF
+    style M1 fill:#F6F6F6,stroke:#CFCFCF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#CFCFCF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_244.txt b/test/mermaid/scanned_hard/mermaid_244.txt
new file mode 100644
index 0000000000000000000000000000000000000000..574415df453f6b7f091ebde09f50cd22be147ba7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_244.txt
@@ -0,0 +1,32 @@
+<Assignment Submission, connectedTo, Library Registration>
+<Assignment Submission, partOf, Alumni Network Management>
+<Certificate Issuance, connectedTo, Parent_Teacher Conference>
+<Certificate Issuance, partOf, Advisory Committee Meeting>
+<Club Registration, connectedTo, Transcript Issuance>
+<Club Registration, partOf, Alumni Network Management>
+<Course Material Preparation, connectedTo, Special Education Support>
+<Field Trip Coordination, connectedTo, School Accreditation>
+<Graduation Approval, connectedTo, Assignment Submission>
+<Graduation Approval, partOf, Alumni Network Management>
+<Library Registration, connectedTo, Club Registration>
+<Library Registration, partOf, Alumni Network Management>
+<Online Learning Platform Management, connectedTo, Course Material Preparation>
+<Orientation, connectedTo, Attendance Tracking>
+<Parent_Teacher Conference, connectedTo, Special Education Support>
+<Parent_Teacher Conference, partOf, Advisory Committee Meeting>
+<Peer Tutoring, connectedTo, Student Enrollment>
+<Research Grant Application, connectedTo, Course Material Preparation>
+<Research Grant Application, connectedTo, Online Learning Platform Management>
+<Research Grant Application, connectedTo, Orientation>
+<Research Grant Application, connectedTo, Peer Tutoring>
+<Research Grant Application, connectedTo, Student Enrollment>
+<School Accreditation, connectedTo, Graduation Approval>
+<School Accreditation, connectedTo, Research Grant Application>
+<Special Education Support, connectedTo, Certificate Issuance>
+<Special Education Support, connectedTo, Orientation>
+<Student Enrollment, communicates, Course Material Preparation>
+<Student Enrollment, connectedTo, Attendance Tracking>
+<Student Enrollment, connectedTo, Special Education Support>
+<Student Enrollment, connectedTo, Transcript Issuance>
+<Student Enrollment, issues, Orientation>
+<Transcript Issuance, connectedTo, Online Learning Platform Management>
diff --git a/test/mermaid/scanned_hard/mermaid_245.mmd b/test/mermaid/scanned_hard/mermaid_245.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ddcb6aa48572465036f05b4836cf8c693f9e7985
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_245.mmd
@@ -0,0 +1,144 @@
+graph RL
+    N0([Social Media Integration])
+    N1[[Product Recommendation]]
+    N2(Add to Cart)
+    N3([Supplier Onboarding])
+    N4[Wishlist Management]
+    N5[Mobile App Interaction]
+    N6[/A or B Testing/]
+    N7[Stock Replenishment]
+    N8[[Customer Segmentation]]
+    N9[Return Merchandise Authorization]
+    N10[(Payment)]
+    N11[(Subscription Service)]
+    N12(Checkout)
+    N13[[Payment Gateway Reconciliation]]
+    N14[Delivery Rescheduling]
+    N15(Inventory Update)
+    N16[(Invoice Generation)]
+    N17{User Account Management}
+    N18(Affiliate Marketing)
+    N19([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Order Confirmation
+        nest0_0(Data Analytics Reporting)
+        nest0_1([Gift Card Purchase])
+        nest0_2[[Refund Process]]
+    end
+    subgraph Cross_selling Recommendation
+        nest1_0(Loyalty Points)
+        nest1_1[(Product Listing)]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 -.-> N16
+    N16 -.-> N17
+    N17 --> N18
+    N18 -.-> N19
+    nest0_0 -.-> |tracks| nest0_1
+    nest0_1 -.-> nest0_2
+    N10 --> nest0_0
+    nest0_2 --> |collects| N15
+    nest1_0 --> |bundles| nest1_1
+    N4 --> nest1_0
+    nest1_1 --> |refunds| N9
+    N11 --> S0
+    S0 -.-> N16
+    S0 -.-> N15
+    S0 --> N19
+    N1 --> M0
+    N0 -.-> M0
+    M0 -.-> N4
+    N1 -.-> |ships| M1
+    N8 -.-> M1
+    M1 --> N10
+    N0 -.-> |authenticates| M2
+    N3 --> M2
+    N5 --> M2
+    M2 -.-> N9
+    style N0 fill:#E8EAF6,stroke:#7986CB
+    style N1 fill:#E8EAF6,stroke:#7986CB
+    style N2 fill:#E8EAF6,stroke:#7986CB
+    style N3 fill:#E0F2F1,stroke:#4DB6AC
+    style N4 fill:#E8EAF6,stroke:#7986CB
+    style N5 fill:#FCE4EC,stroke:#F06292
+    style N6 fill:#FCE4EC,stroke:#F06292
+    style N7 fill:#FCE4EC,stroke:#F06292
+    style N8 fill:#E8EAF6,stroke:#7986CB
+    style N9 fill:#E0F2F1,stroke:#4DB6AC
+    style N10 fill:#E0F2F1,stroke:#4DB6AC
+    style N11 fill:#E0F2F1,stroke:#4DB6AC
+    style N12 fill:#E0F2F1,stroke:#4DB6AC
+    style N13 fill:#E8EAF6,stroke:#7986CB
+    style N14 fill:#E0F2F1,stroke:#4DB6AC
+    style N15 fill:#E8EAF6,stroke:#7986CB
+    style N16 fill:#FCE4EC,stroke:#F06292
+    style N17 fill:#E0F2F1,stroke:#4DB6AC
+    style N18 fill:#E0F2F1,stroke:#4DB6AC
+    style N19 fill:#E0F2F1,stroke:#4DB6AC
+    style S0 fill:#E0F2F1,stroke:#4DB6AC
+    style M0 fill:#E8EAF6,stroke:#7986CB
+    style M1 fill:#FCE4EC,stroke:#F06292
+    style M2 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_0 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_1 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_2 fill:#E0F2F1,stroke:#4DB6AC
+    style nest1_0 fill:#FCE4EC,stroke:#F06292
+    style nest1_1 fill:#E8EAF6,stroke:#7986CB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#F06292,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_247.txt b/test/mermaid/scanned_hard/mermaid_247.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8567aabfb24be5e6d46e7203b2e865c0a1e73cc2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_247.txt
@@ -0,0 +1,45 @@
+<Battery Monitoring, connectedTo, Consumption Logging>
+<Battery Monitoring, partOf, Renewable Integration>
+<Carbon Capture, connectedTo, Energy Trading>
+<Carbon Capture, no, Hydropower Generation>
+<Consumption Logging, connectedTo, Generator Check>
+<Consumption Logging, partOf, Renewable Integration>
+<Cybersecurity for Grid, connectedTo, Energy Trading>
+<Distributed Generation Management, connectedTo, Transformer Station>
+<Distributed Generation Management, partOf, Demand Forecast>
+<Energy Efficiency Audit, connectedTo, Distributed Generation Management>
+<Energy Efficiency Audit, connectedTo, Substation Automation>
+<Energy Infrastructure Planning, connectedTo, Energy Trading>
+<Energy Infrastructure Planning, connectedTo, Fuel Delivery>
+<Energy Storage, connectedTo, Energy Trading>
+<Energy Storage, connectedTo, Peak Shaving>
+<Energy Trading, yes, Pipeline Monitoring>
+<Fuel Delivery, connectedTo, Sensor Reading>
+<Fuel Delivery, connectedTo, Transmission Line Maintenance>
+<Generator Check, connectedTo, Energy Efficiency Audit>
+<Generator Check, partOf, Renewable Integration>
+<Grid Balancing, connectedTo, Power Plant>
+<Hydropower Generation, connectedTo, Energy Storage>
+<Hydropower Generation, connectedTo, Energy Trading>
+<Nuclear Reactor Control, connectedTo, end>
+<Outage Detection, connectedTo, Nuclear Reactor Control>
+<Peak Shaving, connectedTo, Grid Balancing>
+<Peak Shaving, connectedTo, Pipeline Monitoring>
+<Peak Shaving, connectedTo, Sensor Reading>
+<Peak Shaving, yes, Cybersecurity for Grid>
+<Pipeline Monitoring, connectedTo, Outage Detection>
+<Power Plant, connectedTo, Energy Efficiency Audit>
+<Power Plant, connectedTo, Energy Trading>
+<Power Purchase, connectedTo, Smart Metering>
+<Power Purchase, partOf, Demand Forecast>
+<Sensor Reading, connectedTo, Cybersecurity for Grid>
+<Smart Metering, connectedTo, Cybersecurity for Grid>
+<Smart Metering, partOf, Demand Forecast>
+<Substation Automation, connectedTo, Energy Infrastructure Planning>
+<Substation Automation, connectedTo, Fuel Delivery>
+<Substation Automation, connectedTo, Sensor Reading>
+<Transformer Station, connectedTo, Power Purchase>
+<Transformer Station, partOf, Demand Forecast>
+<Transmission Line Maintenance, connectedTo, Battery Monitoring>
+<Transmission Line Maintenance, partOf, Renewable Integration>
+<start, connectedTo, Carbon Capture>
diff --git a/test/mermaid/scanned_hard/mermaid_249.mmd b/test/mermaid/scanned_hard/mermaid_249.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..fc4dac546283c1541ef5def0ec3d7aa1f92bf38d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_249.mmd
@@ -0,0 +1,95 @@
+graph BT
+    N0([start])
+    N1[Rail Transport Coordination]
+    N2[/Customs Clearance/]
+    N3[Supply Chain Visibility]
+    N4{Return Logistics}
+    N5(Cargo Tracking)
+    N6(Global Trade Compliance)
+    N7(Cold Chain Management)
+    N8(Ocean Freight Management)
+    N9[Barcode Scanning]
+    N10[(Freight Booking)]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Pallet Stacking
+        nest0_0([Consolidation])
+        nest0_1[[Cross_docking]]
+        nest0_2(Driver Check_in)
+        nest0_3[Vehicle Loading]
+    end
+    subgraph Carrier Selection
+        nest1_0[Warehouse Entry]
+        nest1_1[[Invoice Matching]]
+    end
+    N0 --> N1
+    N1 --> |no| N2
+    N2 --> |no| N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> N10
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N1 -.-> nest0_0
+    nest0_3 --> N7
+    nest1_0 -.-> nest1_1
+    N4 --> nest1_0
+    nest1_1 -.-> N3
+    N5 -.-> S0
+    S0 --> N8
+    S0 -.-> N10
+    N1 -.-> S1
+    S1 -.-> N7
+    S1 -.-> N9
+    N3 --> M0
+    N0 --> |no| M0
+    N1 -.-> M0
+    M0 -.-> N5
+    N1 -.-> M1
+    N0 -.-> M1
+    N2 --> M1
+    M1 -.-> N4
+    style S0 fill:#FAEBF3,stroke:#F7BEE0
+    style S1 fill:#FFF6D9,stroke:#FFCC7A
+    style M0 fill:#FAEBF3,stroke:#F7BEE0
+    style M1 fill:#FFF6D9,stroke:#FFCC7A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#A2D0FF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_250.mmd b/test/mermaid/scanned_hard/mermaid_250.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5f03625b729b988ed62568f6bf631fa310d8bdcf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_250.mmd
@@ -0,0 +1,136 @@
+graph RL
+    N0([Speed Throttling])
+    N1(Device Setup)
+    N2[(Plan Renewal)]
+    N3(Network Upgrade)
+    N4([Customer Relationship Management])
+    N5(Customer Support)
+    N6[[Base Station Installation]]
+    N7[[Fiber Optic Deployment]]
+    N8[/Payment Received/]
+    N9[Data Usage Logging]
+    N10[Plan Suspension]
+    N11{Network Security Monitoring}
+    N12{Mobile Top_up}
+    N13(Plan Selection)
+    N14[[Issue Resolution]]
+    N15[(Call Recording)]
+    N16[Bandwidth Allocation]
+    N17([Outage Detection])
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Roaming Activation
+        nest0_0[(Usage Monitoring)]
+        nest0_1[[Fraudulent Call Blocking]]
+    end
+    subgraph Troubleshooting Guide
+        nest1_0[[Service Level Agreement]]
+        nest1_1([Service Complaint])
+        nest1_2(Video Conferencing)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    N13 --> N14
+    N14 -.-> N15
+    N15 --> N16
+    N16 --> N17
+    nest0_0 -.-> nest0_1
+    N7 -.-> nest0_0
+    nest0_1 -.-> N14
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    N1 --> nest1_0
+    nest1_2 -.-> N2
+    N8 --> S0
+    S0 --> N11
+    S0 --> N14
+    S0 --> N13
+    N9 -.-> S1
+    S1 --> N13
+    S1 -.-> N15
+    N4 -.-> M1
+    N6 -.-> M1
+    N7 --> M1
+    M1 -.-> N9
+    N1 -.-> M2
+    N5 -.-> M2
+    M2 -.-> N7
+    style N0 fill:#E9F7E8,stroke:#6EB76D
+    style N1 fill:#E9F7E8,stroke:#6EB76D
+    style N2 fill:#E0F2F1,stroke:#4DB6AC
+    style N3 fill:#E0F2F1,stroke:#4DB6AC
+    style N4 fill:#EBEBEB,stroke:#E0E0E0
+    style N5 fill:#EBEBEB,stroke:#E0E0E0
+    style N6 fill:#E0F2F1,stroke:#4DB6AC
+    style N7 fill:#E9F7E8,stroke:#6EB76D
+    style N8 fill:#EBEBEB,stroke:#E0E0E0
+    style N9 fill:#E9F7E8,stroke:#6EB76D
+    style N10 fill:#E0F2F1,stroke:#4DB6AC
+    style N11 fill:#E0F2F1,stroke:#4DB6AC
+    style N12 fill:#E9F7E8,stroke:#6EB76D
+    style N13 fill:#EBEBEB,stroke:#E0E0E0
+    style N14 fill:#E9F7E8,stroke:#6EB76D
+    style N15 fill:#E0F2F1,stroke:#4DB6AC
+    style N16 fill:#EBEBEB,stroke:#E0E0E0
+    style N17 fill:#E9F7E8,stroke:#6EB76D
+    style S0 fill:#EBEBEB,stroke:#E0E0E0
+    style S1 fill:#E9F7E8,stroke:#6EB76D
+    style M1 fill:#E9F7E8,stroke:#6EB76D
+    style M2 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_0 fill:#EBEBEB,stroke:#E0E0E0
+    style nest0_1 fill:#E0F2F1,stroke:#4DB6AC
+    style nest1_0 fill:#E0F2F1,stroke:#4DB6AC
+    style nest1_1 fill:#E0F2F1,stroke:#4DB6AC
+    style nest1_2 fill:#E0F2F1,stroke:#4DB6AC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_251.txt b/test/mermaid/scanned_hard/mermaid_251.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5e60806616d2e1e559e8e80b6803b007c1b1d849
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_251.txt
@@ -0,0 +1,28 @@
+<Aquaculture Farming, connectedTo, Crop Monitoring>
+<Aquaculture Farming, connectedTo, Crop Rotation Planning>
+<Aquaculture Farming, connectedTo, Soil Nutrient Management>
+<Aquaculture Farming, plants, Pest Spraying>
+<Crop Rotation Planning, connectedTo, Crop Monitoring>
+<Crop Rotation Planning, connectedTo, Water Level Measurement>
+<Equipment Repair, analyzes, Farm Machinery Operation>
+<Equipment Repair, partOf, Farm Maintenance>
+<Farm Machinery Operation, connectedTo, Fencing Installation>
+<Farm Machinery Operation, partOf, Farm Maintenance>
+<Fencing Installation, connectedTo, Fertilizer Application>
+<Fertilizer Application, connectedTo, Grain Drying>
+<Grain Drying, connectedTo, Crop Monitoring>
+<Grain Drying, connectedTo, Soil Testing>
+<Market Transportation, connectedTo, Crop Monitoring>
+<Market Transportation, connectedTo, Fencing Installation>
+<Pest Spraying, connectedTo, Crop Monitoring>
+<Pest Spraying, connectedTo, Crop Rotation Planning>
+<Pest Spraying, connectedTo, Soil Nutrient Management>
+<Seedling Transplanting, connectedTo, Crop Rotation Planning>
+<Seedling Transplanting, partOf, Weather Tracking>
+<Soil Nutrient Management, connectedTo, Crop Rotation Planning>
+<Soil Testing, connectedTo, Aquaculture Farming>
+<Soil Testing, connectedTo, Yield Prediction>
+<Water Level Measurement, connectedTo, Equipment Repair>
+<Water Level Measurement, partOf, Farm Maintenance>
+<Yield Prediction, connectedTo, Seedling Transplanting>
+<Yield Prediction, partOf, Weather Tracking>
diff --git a/test/mermaid/scanned_hard/mermaid_254.mmd b/test/mermaid/scanned_hard/mermaid_254.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0b88fc9a50db765bfb9f3eef3318506fd2735402
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_254.mmd
@@ -0,0 +1,136 @@
+graph RL
+    N0([Forensic Analysis])
+    N1[Post_Incident Review]
+    N2([Threat Assessment])
+    N3[Public Warning]
+    N4[[Responder Alert]]
+    N5([Community Outreach])
+    N6[[Cybersecurity Threat Response]]
+    N7(Incident Command System Activation)
+    N8(Crime Prevention Programs)
+    N9[[Search and Rescue Operations]]
+    N10(Evacuation Planning)
+    N11[Bomb Disposal]
+    N12[[First Aid Deployment]]
+    N13[Incident Reporting]
+    N14[Emergency Dispatch]
+    N15([Crime Scene Analysis])
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Inmate Transport
+        nest0_0[/Patrol Scheduling/]
+        nest0_1([Fire Suppression])
+        nest0_2{Hostage Negotiation}
+        nest0_3{SWAT Team Activation}
+    end
+    subgraph Public Safety Training
+        nest1_0(K9 Unit Deployment)
+        nest1_1[Emergency Medical Service]
+        nest1_2([Shelter Setup])
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> |patrols| N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> |detects| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    N12 --> N13
+    N13 --> N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N1 --> nest0_0
+    nest0_3 -.-> |identifies| N1
+    nest1_0 -.-> nest1_1
+    nest1_1 --> |contains| nest1_2
+    N8 -.-> nest1_0
+    nest1_2 --> N12
+    N4 --> S1
+    S1 --> N9
+    S1 --> N11
+    S1 --> N10
+    S1 -.-> N8
+    N8 -.-> M0
+    N7 -.-> M0
+    N4 --> M0
+    N6 -.-> M0
+    M0 --> N10
+    N6 --> M1
+    N0 --> M1
+    N11 -.-> M1
+    N13 -.-> M1
+    M1 -.-> N15
+    style N0 fill:#C9EFEC,stroke:#6FE1D5
+    style N1 fill:#FFF3E0,stroke:#FFB74D
+    style N2 fill:#CFD8DC,stroke:#607D8B
+    style N3 fill:#FFF3E0,stroke:#FFB74D
+    style N4 fill:#FFF3E0,stroke:#FFB74D
+    style N5 fill:#FFF3E0,stroke:#FFB74D
+    style N6 fill:#C9EFEC,stroke:#6FE1D5
+    style N7 fill:#FFF3E0,stroke:#FFB74D
+    style N8 fill:#CFD8DC,stroke:#607D8B
+    style N9 fill:#C9EFEC,stroke:#6FE1D5
+    style N10 fill:#FFF3E0,stroke:#FFB74D
+    style N11 fill:#C9EFEC,stroke:#6FE1D5
+    style N12 fill:#C9EFEC,stroke:#6FE1D5
+    style N13 fill:#FFF3E0,stroke:#FFB74D
+    style N14 fill:#CFD8DC,stroke:#607D8B
+    style N15 fill:#CFD8DC,stroke:#607D8B
+    style S1 fill:#C9EFEC,stroke:#6FE1D5
+    style M0 fill:#CFD8DC,stroke:#607D8B
+    style M1 fill:#CFD8DC,stroke:#607D8B
+    style nest0_0 fill:#FFF3E0,stroke:#FFB74D
+    style nest0_1 fill:#CFD8DC,stroke:#607D8B
+    style nest0_2 fill:#CFD8DC,stroke:#607D8B
+    style nest0_3 fill:#CFD8DC,stroke:#607D8B
+    style nest1_0 fill:#CFD8DC,stroke:#607D8B
+    style nest1_1 fill:#CFD8DC,stroke:#607D8B
+    style nest1_2 fill:#CFD8DC,stroke:#607D8B
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#6FE1D5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_254.txt b/test/mermaid/scanned_hard/mermaid_254.txt
new file mode 100644
index 0000000000000000000000000000000000000000..564ed28ecf84aba2542cc79374ebd1df1745b2dc
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_254.txt
@@ -0,0 +1,42 @@
+<Bomb Disposal, connectedTo, Crime Scene Analysis>
+<Bomb Disposal, connectedTo, First Aid Deployment>
+<Community Outreach, detects, Cybersecurity Threat Response>
+<Crime Prevention Programs, connectedTo, Evacuation Planning>
+<Crime Prevention Programs, connectedTo, K9 Unit Deployment>
+<Crime Prevention Programs, connectedTo, Search and Rescue Operations>
+<Cybersecurity Threat Response, connectedTo, Crime Scene Analysis>
+<Cybersecurity Threat Response, connectedTo, Evacuation Planning>
+<Cybersecurity Threat Response, connectedTo, Incident Command System Activation>
+<Emergency Dispatch, connectedTo, Crime Scene Analysis>
+<Emergency Medical Service, contains, Shelter Setup>
+<Emergency Medical Service, partOf, Public Safety Training>
+<Evacuation Planning, connectedTo, Bomb Disposal>
+<Fire Suppression, connectedTo, Hostage Negotiation>
+<Fire Suppression, partOf, Inmate Transport>
+<First Aid Deployment, connectedTo, Incident Reporting>
+<Forensic Analysis, connectedTo, Crime Scene Analysis>
+<Forensic Analysis, connectedTo, Post_Incident Review>
+<Hostage Negotiation, connectedTo, SWAT Team Activation>
+<Hostage Negotiation, partOf, Inmate Transport>
+<Incident Command System Activation, connectedTo, Crime Prevention Programs>
+<Incident Command System Activation, connectedTo, Evacuation Planning>
+<Incident Reporting, connectedTo, Crime Scene Analysis>
+<Incident Reporting, connectedTo, Emergency Dispatch>
+<K9 Unit Deployment, connectedTo, Emergency Medical Service>
+<K9 Unit Deployment, partOf, Public Safety Training>
+<Patrol Scheduling, connectedTo, Fire Suppression>
+<Patrol Scheduling, partOf, Inmate Transport>
+<Post_Incident Review, connectedTo, Patrol Scheduling>
+<Post_Incident Review, connectedTo, Threat Assessment>
+<Public Warning, connectedTo, Responder Alert>
+<Responder Alert, connectedTo, Bomb Disposal>
+<Responder Alert, connectedTo, Community Outreach>
+<Responder Alert, connectedTo, Crime Prevention Programs>
+<Responder Alert, connectedTo, Evacuation Planning>
+<Responder Alert, connectedTo, Search and Rescue Operations>
+<SWAT Team Activation, identifies, Post_Incident Review>
+<SWAT Team Activation, partOf, Inmate Transport>
+<Search and Rescue Operations, connectedTo, Evacuation Planning>
+<Shelter Setup, connectedTo, First Aid Deployment>
+<Shelter Setup, partOf, Public Safety Training>
+<Threat Assessment, patrols, Public Warning>
diff --git a/test/mermaid/scanned_hard/mermaid_255.txt b/test/mermaid/scanned_hard/mermaid_255.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6fe1d3a63f61b6eee515a9d0a687ab96323892ea
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_255.txt
@@ -0,0 +1,39 @@
+<Actor Rehearsal, connectedTo, Press Junket>
+<Actor Rehearsal, partOf, Budget Planning>
+<Audience Feedback, connectedTo, Trailer Production>
+<Audience Feedback, yes, Scene Shooting>
+<Awards Ceremony Production, connectedTo, Broadcast Scheduling>
+<Awards Ceremony Production, partOf, Red Carpet Event>
+<Broadcast Scheduling, connectedTo, Stunt Coordination>
+<Broadcast Scheduling, partOf, Red Carpet Event>
+<Casting Call, connectedTo, Fan Engagement Strategy>
+<Casting Call, connectedTo, Location Scouting>
+<Casting Call, connectedTo, Music Composition>
+<Casting Call, connectedTo, Scene Shooting>
+<Casting Call, connectedTo, Special Effects Design>
+<Casting Call, connectedTo, end>
+<Fan Engagement Strategy, connectedTo, Set Construction>
+<Film Festival Submission, connectedTo, Streaming Setup>
+<Game Development, connectedTo, Actor Rehearsal>
+<Game Development, partOf, Budget Planning>
+<Lighting Setup, connectedTo, Awards Ceremony Production>
+<Lighting Setup, partOf, Red Carpet Event>
+<Location Scouting, connectedTo, Lighting Setup>
+<Location Scouting, connectedTo, Scene Shooting>
+<Location Scouting, connectedTo, Special Effects Design>
+<Music Composition, connectedTo, Fan Engagement Strategy>
+<Music Composition, connectedTo, Game Development>
+<Press Junket, connectedTo, Set Construction>
+<Press Junket, partOf, Budget Planning>
+<Scene Shooting, connectedTo, Music Composition>
+<Set Construction, connectedTo, end>
+<Special Effects Design, yes, Audience Feedback>
+<Streaming Setup, connectedTo, Fan Engagement Strategy>
+<Streaming Setup, connectedTo, Scene Shooting>
+<Streaming Setup, connectedTo, end>
+<Stunt Coordination, connectedTo, Fan Engagement Strategy>
+<Stunt Coordination, connectedTo, Film Festival Submission>
+<Stunt Coordination, connectedTo, Music Composition>
+<Trailer Production, connectedTo, Stunt Coordination>
+<start, connectedTo, Casting Call>
+<start, connectedTo, Special Effects Design>
diff --git a/test/mermaid/scanned_hard/mermaid_256.mmd b/test/mermaid/scanned_hard/mermaid_256.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..981aa37e32486f2141d00ce59ec62c1331fd9b64
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_256.mmd
@@ -0,0 +1,110 @@
+graph RL
+    N0([start])
+    N1([Environmental Research])
+    N2(Reforestation Planning)
+    N3([Noise Pollution Measurement])
+    N4[/Energy Audit/]
+    N5(Water Sampling)
+    N6[Soil Testing]
+    N7[Policy Advocacy]
+    N8[/Environmental Education Programs/]
+    N9(Hazardous Material Handling)
+    N10[(Citizen Science Initiative)]
+    N11{Biodiversity Conservation}
+    N12(Resource Tracking)
+    N13[(Species Reintroduction)]
+    N14([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Sustainability Review
+        nest0_0[(Wildlife Survey)]
+        nest0_1[(Air Quality Monitoring)]
+        nest0_2[Recycling Process]
+        nest0_3(Conservation Easement)
+    end
+    subgraph Ecosystem Restoration
+        nest1_0{Public Awareness Campaign}
+        nest1_1{Renewable Energy Grid Integration}
+        nest1_2[Waste Water Treatment]
+    end
+    N0 --> |no| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> |no| N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N13 -.-> nest0_0
+    nest0_3 -.-> N7
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N9 --> nest1_0
+    nest1_2 -.-> N5
+    N6 --> S0
+    S0 -.-> N11
+    S0 -.-> N8
+    S0 -.-> N12
+    N8 -.-> S1
+    S1 --> N13
+    S1 --> N14
+    S1 --> N12
+    N8 -.-> M0
+    N6 --> M0
+    M0 --> N11
+    N2 --> M1
+    N3 --> M1
+    M1 -.-> N7
+    style S0 fill:#E8EAF6,stroke:#5C6BC0
+    style S1 fill:#FCFCE7,stroke:#DCE775
+    style M0 fill:#F8FDD3,stroke:#D3EB9F
+    style M1 fill:#E8EAF6,stroke:#5C6BC0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#5C6BC0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_257.txt b/test/mermaid/scanned_hard/mermaid_257.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb19f472026e1b72cabae4e47e181c34a29eefed
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_257.txt
@@ -0,0 +1,42 @@
+<Citizen Feedback, connectedTo, Data Publishing>
+<Citizen Feedback, partOf, Budget Allocation>
+<Code Enforcement, connectedTo, Urban Planning>
+<Code Enforcement, partOf, Social Program Review>
+<Compliance Checking, approves, International Relations>
+<Compliance Checking, connectedTo, Legal Advisory>
+<Data Publishing, communicates, Driver's License Renewal>
+<Data Publishing, partOf, Budget Allocation>
+<Diplomatic Negotiation, connectedTo, Whistleblower Protection>
+<Diplomatic Negotiation, partOf, Social Program Review>
+<Driver's License Renewal, connectedTo, Infrastructure Planning>
+<Driver's License Renewal, partOf, Budget Allocation>
+<Grant Distribution, connectedTo, Citizen Feedback>
+<Grant Distribution, connectedTo, Legal Advisory>
+<Grant Distribution, connectedTo, Public Consultation>
+<Grant Distribution, connectedTo, Service Registration>
+<Infrastructure Planning, connectedTo, Public Hearing>
+<Infrastructure Planning, partOf, Budget Allocation>
+<International Relations, analyzes, Public Sector Procurement>
+<International Relations, connectedTo, Service Registration>
+<Legal Advisory, connectedTo, Code Enforcement>
+<Legal Advisory, connectedTo, Legislation Review>
+<Legislation Review, funds, Public Hearing>
+<Permit Application, connectedTo, Open Government Data Initiative>
+<Permit Application, connectedTo, Tax Filing>
+<Permit Application, connectedTo, Whistleblower Protection>
+<Public Consultation, audits, Legal Advisory>
+<Public Consultation, connectedTo, Legal Advisory>
+<Public Consultation, connectedTo, Service Registration>
+<Public Hearing, connectedTo, Transparency Audit>
+<Public Sector Procurement, connectedTo, Grant Distribution>
+<Public Sector Procurement, connectedTo, Legal Advisory>
+<Public Sector Procurement, grants, Service Registration>
+<Service Registration, connectedTo, Legal Advisory>
+<Service Registration, connectedTo, Open Government Data Initiative>
+<Service Registration, connectedTo, Tax Filing>
+<Service Registration, connectedTo, Transparency Audit>
+<Tax Filing, connectedTo, Whistleblower Protection>
+<Transparency Audit, connectedTo, Permit Application>
+<Urban Planning, partOf, Social Program Review>
+<Urban Planning, plans, Diplomatic Negotiation>
+<Whistleblower Protection, connectedTo, Open Government Data Initiative>
diff --git a/test/mermaid/scanned_hard/mermaid_258.mmd b/test/mermaid/scanned_hard/mermaid_258.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6b95019147170d91b6614867db1868d5404327e5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_258.mmd
@@ -0,0 +1,122 @@
+graph BT
+    N0([start])
+    N1(Order Fulfillment)
+    N2(Customer Survey)
+    N3([Store Layout Design])
+    N4[[Security Tagging]]
+    N5[/Inventory Check/]
+    N6[Gift Wrapping]
+    N7(Sales Forecasting)
+    N8[Promotion Planning]
+    N9[(Daily Report Generation)]
+    N10[Fitting Room Management]
+    N11[Discount Application]
+    N12(Product Listing)
+    N13[(Supplier Payment)]
+    N14([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    subgraph Supplier Coordination
+        nest0_0[(Receipt Issuing)]
+        nest0_1(Customer Loyalty Analytics)
+        nest0_2(Vendor Managed Inventory)
+        nest0_3(Payment Processing)
+    end
+    subgraph Supply Chain Optimization
+        nest1_0{Customer Engagement}
+        nest1_1([E_commerce Platform Integration])
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |audits| N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> |orders| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |scans| N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 --> |arranges| nest0_3
+    N7 --> nest0_0
+    nest0_3 -.-> N6
+    nest1_0 --> nest1_1
+    N1 --> nest1_0
+    nest1_1 --> N2
+    N1 -.-> S0
+    S0 -.-> N14
+    S0 -.-> N12
+    S0 -.-> N9
+    N7 --> S1
+    S1 -.-> N10
+    S1 -.-> |trains| N12
+    N6 --> S2
+    S2 -.-> N8
+    S2 --> N14
+    nest0_0 -.-> N12
+    N4 --> N8
+    style N0 fill:#FFF3E0,stroke:#FFA726
+    style N1 fill:#FFF3E0,stroke:#FFA726
+    style N2 fill:#C8EDFF,stroke:#82DAFF
+    style N3 fill:#FFF9C4,stroke:#FFEB3B
+    style N4 fill:#FFF3E0,stroke:#FFA726
+    style N5 fill:#FFF9C4,stroke:#FFEB3B
+    style N6 fill:#FFF9C4,stroke:#FFEB3B
+    style N7 fill:#C8EDFF,stroke:#82DAFF
+    style N8 fill:#FFF9C4,stroke:#FFEB3B
+    style N9 fill:#C8EDFF,stroke:#82DAFF
+    style N10 fill:#FFF9C4,stroke:#FFEB3B
+    style N11 fill:#FFF3E0,stroke:#FFA726
+    style N12 fill:#FFF9C4,stroke:#FFEB3B
+    style N13 fill:#FFF9C4,stroke:#FFEB3B
+    style N14 fill:#FFF9C4,stroke:#FFEB3B
+    style S0 fill:#FFF9C4,stroke:#FFEB3B
+    style S1 fill:#FFF3E0,stroke:#FFA726
+    style S2 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_1 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_2 fill:#FFF3E0,stroke:#FFA726
+    style nest0_3 fill:#FFF3E0,stroke:#FFA726
+    style nest1_0 fill:#C8EDFF,stroke:#82DAFF
+    style nest1_1 fill:#C8EDFF,stroke:#82DAFF
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFEB3B,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_258.txt b/test/mermaid/scanned_hard/mermaid_258.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f5fbc88ec7a324f12c077a6b0e3dc05fada3367c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_258.txt
@@ -0,0 +1,37 @@
+<Customer Engagement, connectedTo, E_commerce Platform Integration>
+<Customer Engagement, partOf, Supply Chain Optimization>
+<Customer Loyalty Analytics, connectedTo, Vendor Managed Inventory>
+<Customer Loyalty Analytics, partOf, Supplier Coordination>
+<Customer Survey, audits, Store Layout Design>
+<Daily Report Generation, scans, Fitting Room Management>
+<Discount Application, connectedTo, Product Listing>
+<E_commerce Platform Integration, connectedTo, Customer Survey>
+<E_commerce Platform Integration, partOf, Supply Chain Optimization>
+<Fitting Room Management, connectedTo, Discount Application>
+<Gift Wrapping, connectedTo, Promotion Planning>
+<Gift Wrapping, connectedTo, Sales Forecasting>
+<Gift Wrapping, connectedTo, end>
+<Inventory Check, orders, Gift Wrapping>
+<Order Fulfillment, connectedTo, Customer Engagement>
+<Order Fulfillment, connectedTo, Customer Survey>
+<Order Fulfillment, connectedTo, Daily Report Generation>
+<Order Fulfillment, connectedTo, Product Listing>
+<Order Fulfillment, connectedTo, end>
+<Payment Processing, connectedTo, Gift Wrapping>
+<Payment Processing, partOf, Supplier Coordination>
+<Product Listing, connectedTo, Supplier Payment>
+<Promotion Planning, connectedTo, Daily Report Generation>
+<Receipt Issuing, connectedTo, Customer Loyalty Analytics>
+<Receipt Issuing, connectedTo, Product Listing>
+<Receipt Issuing, partOf, Supplier Coordination>
+<Sales Forecasting, connectedTo, Fitting Room Management>
+<Sales Forecasting, connectedTo, Promotion Planning>
+<Sales Forecasting, connectedTo, Receipt Issuing>
+<Sales Forecasting, trains, Product Listing>
+<Security Tagging, connectedTo, Inventory Check>
+<Security Tagging, connectedTo, Promotion Planning>
+<Store Layout Design, connectedTo, Security Tagging>
+<Supplier Payment, connectedTo, end>
+<Vendor Managed Inventory, arranges, Payment Processing>
+<Vendor Managed Inventory, partOf, Supplier Coordination>
+<start, connectedTo, Order Fulfillment>
diff --git a/test/mermaid/scanned_hard/mermaid_259.mmd b/test/mermaid/scanned_hard/mermaid_259.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..564203fe73f8b11c6b12414949292b45117ab7f5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_259.mmd
@@ -0,0 +1,138 @@
+graph RL
+    N0([start])
+    N1[Spare Parts Order]
+    N2(Maintenance Scheduling)
+    N3([Crash Simulation])
+    N4([Dealership Sales])
+    N5(Brake System Check)
+    N6[/After_sales Service/]
+    N7{Parts Distribution}
+    N8(Paint Application)
+    N9[/Supplier Selection/]
+    N10[/Body Shop Repair/]
+    N11[Global Supply Chain Management]
+    N12[(Oil Change)]
+    N13[(Autonomous Driving Software Development)]
+    N14(Research and Development)
+    N15([Customer Test Drive])
+    N16(Tire Rotation)
+    N17[[Fluid Level Check]]
+    N18([Diagnostic Trouble Code Reading])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M1(( ))
+    subgraph Part Manufacturing
+        nest0_0{Recycling of Vehicle Components}
+        nest0_1([Warranty Activation])
+        nest0_2(Road Testing)
+    end
+    subgraph Recall Management
+        nest1_0(Engine Installation)
+        nest1_1[(Quality Assurance)]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> |sells| N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> |inspects| N12
+    N12 --> |leases| N13
+    N13 --> N14
+    N14 -.-> N15
+    N15 --> N16
+    N16 -.-> N17
+    N17 -.-> |supports| N18
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N3 --> nest0_0
+    nest0_2 --> N7
+    nest1_0 -.-> nest1_1
+    N12 --> nest1_0
+    nest1_1 --> N18
+    N14 -.-> S0
+    S0 -.-> N16
+    S0 --> N18
+    N7 -.-> S1
+    S1 --> N14
+    S1 -.-> N10
+    N9 -.-> S2
+    S2 --> N18
+    S2 --> N17
+    S2 -.-> |produces| N12
+    N1 --> M1
+    N7 --> M1
+    M1 --> N10
+    style N0 fill:#EDF5F3,stroke:#A1D7CD
+    style N1 fill:#CADEDE,stroke:#94C0C0
+    style N2 fill:#C8E6C9,stroke:#388E3C
+    style N3 fill:#EDF5F3,stroke:#A1D7CD
+    style N4 fill:#C8E6C9,stroke:#388E3C
+    style N5 fill:#C8E6C9,stroke:#388E3C
+    style N6 fill:#CADEDE,stroke:#94C0C0
+    style N7 fill:#C8E6C9,stroke:#388E3C
+    style N8 fill:#C8E6C9,stroke:#388E3C
+    style N9 fill:#CADEDE,stroke:#94C0C0
+    style N10 fill:#EDF5F3,stroke:#A1D7CD
+    style N11 fill:#CADEDE,stroke:#94C0C0
+    style N12 fill:#CADEDE,stroke:#94C0C0
+    style N13 fill:#C8E6C9,stroke:#388E3C
+    style N14 fill:#EDF5F3,stroke:#A1D7CD
+    style N15 fill:#CADEDE,stroke:#94C0C0
+    style N16 fill:#C8E6C9,stroke:#388E3C
+    style N17 fill:#C8E6C9,stroke:#388E3C
+    style N18 fill:#EDF5F3,stroke:#A1D7CD
+    style S0 fill:#C8E6C9,stroke:#388E3C
+    style S1 fill:#CADEDE,stroke:#94C0C0
+    style S2 fill:#C8E6C9,stroke:#388E3C
+    style M1 fill:#EDF5F3,stroke:#A1D7CD
+    style nest0_0 fill:#CADEDE,stroke:#94C0C0
+    style nest0_1 fill:#EDF5F3,stroke:#A1D7CD
+    style nest0_2 fill:#C8E6C9,stroke:#388E3C
+    style nest1_0 fill:#EDF5F3,stroke:#A1D7CD
+    style nest1_1 fill:#C8E6C9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_259.txt b/test/mermaid/scanned_hard/mermaid_259.txt
new file mode 100644
index 0000000000000000000000000000000000000000..20d283b88614a08fa3a7f3827686c016e8f6dea4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_259.txt
@@ -0,0 +1,38 @@
+<After_sales Service, connectedTo, Parts Distribution>
+<Autonomous Driving Software Development, connectedTo, Research and Development>
+<Body Shop Repair, connectedTo, Global Supply Chain Management>
+<Brake System Check, connectedTo, After_sales Service>
+<Crash Simulation, connectedTo, Dealership Sales>
+<Crash Simulation, connectedTo, Recycling of Vehicle Components>
+<Customer Test Drive, connectedTo, Tire Rotation>
+<Dealership Sales, connectedTo, Brake System Check>
+<Engine Installation, connectedTo, Quality Assurance>
+<Engine Installation, partOf, Recall Management>
+<Fluid Level Check, supports, Diagnostic Trouble Code Reading>
+<Global Supply Chain Management, inspects, Oil Change>
+<Maintenance Scheduling, connectedTo, Crash Simulation>
+<Oil Change, connectedTo, Engine Installation>
+<Oil Change, leases, Autonomous Driving Software Development>
+<Paint Application, sells, Supplier Selection>
+<Parts Distribution, connectedTo, Body Shop Repair>
+<Parts Distribution, connectedTo, Paint Application>
+<Parts Distribution, connectedTo, Research and Development>
+<Quality Assurance, connectedTo, Diagnostic Trouble Code Reading>
+<Quality Assurance, partOf, Recall Management>
+<Recycling of Vehicle Components, connectedTo, Warranty Activation>
+<Recycling of Vehicle Components, partOf, Part Manufacturing>
+<Research and Development, connectedTo, Customer Test Drive>
+<Research and Development, connectedTo, Diagnostic Trouble Code Reading>
+<Research and Development, connectedTo, Tire Rotation>
+<Road Testing, connectedTo, Parts Distribution>
+<Road Testing, partOf, Part Manufacturing>
+<Spare Parts Order, connectedTo, Body Shop Repair>
+<Spare Parts Order, connectedTo, Maintenance Scheduling>
+<Supplier Selection, connectedTo, Body Shop Repair>
+<Supplier Selection, connectedTo, Diagnostic Trouble Code Reading>
+<Supplier Selection, connectedTo, Fluid Level Check>
+<Supplier Selection, produces, Oil Change>
+<Tire Rotation, connectedTo, Fluid Level Check>
+<Warranty Activation, connectedTo, Road Testing>
+<Warranty Activation, partOf, Part Manufacturing>
+<start, connectedTo, Spare Parts Order>
diff --git a/test/mermaid/scanned_hard/mermaid_261.txt b/test/mermaid/scanned_hard/mermaid_261.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fcf0a0524094c699abea7d3f1174907ee4da1892
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_261.txt
@@ -0,0 +1,35 @@
+<Actuarial Analysis, connectedTo, Market Research>
+<Actuarial Analysis, partOf, Data Security>
+<Auto Accident Claims, connectedTo, Fraud Investigation>
+<Catastrophe Modeling, connectedTo, Actuarial Analysis>
+<Catastrophe Modeling, connectedTo, Customer Communication>
+<Catastrophe Modeling, connectedTo, Risk Assessment>
+<Catastrophe Modeling, connectedTo, Third_Party Administrator Liaison>
+<Catastrophe Modeling, manages, Loss Prevention>
+<Claim Adjustment, connectedTo, Cyber Insurance Policy>
+<Claim Adjustment, partOf, Broker Management>
+<Coverage Review, connectedTo, Reinsurance Negotiation>
+<Coverage Review, partOf, Broker Management>
+<Customer Communication, connectedTo, Coverage Review>
+<Customer Communication, connectedTo, Premium Calculation>
+<Customer Communication, connectedTo, Risk Assessment>
+<Customer Onboarding, connectedTo, Customer Communication>
+<Customer Onboarding, connectedTo, Cyber Insurance Policy>
+<Customer Onboarding, supports, Third_Party Administrator Liaison>
+<Cyber Insurance Policy, connectedTo, Customer Communication>
+<Cyber Insurance Policy, connectedTo, Payment Processing>
+<Cyber Insurance Policy, connectedTo, Premium Calculation>
+<Life Insurance Underwriting, consults, Catastrophe Modeling>
+<Loss Prevention, connectedTo, Customer Onboarding>
+<Loss Prevention, pays, Payment Processing>
+<Market Research, connectedTo, Customer Communication>
+<Market Research, partOf, Data Security>
+<Payment Processing, connectedTo, Premium Calculation>
+<Premium Calculation, connectedTo, Auto Accident Claims>
+<Reinsurance Negotiation, complies, Subrogation>
+<Reinsurance Negotiation, partOf, Broker Management>
+<Risk Assessment, connectedTo, Third_Party Administrator Liaison>
+<Subrogation, connectedTo, Claim Adjustment>
+<Subrogation, partOf, Broker Management>
+<Third_Party Administrator Liaison, connectedTo, Payment Processing>
+<Third_Party Administrator Liaison, connectedTo, Premium Calculation>
diff --git a/test/mermaid/scanned_hard/mermaid_262.mmd b/test/mermaid/scanned_hard/mermaid_262.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7c5e0d266f1bf593b75535864d0e3650ff5341b8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_262.mmd
@@ -0,0 +1,128 @@
+graph BT
+    N0([Penetration Testing])
+    N1[/Web Application Firewall Deployment/]
+    N2[Identity Management]
+    N3[/Cloud Security/]
+    N4[Insider Threat Detection]
+    N5(Data Loss Prevention)
+    N6[/Firewall Configuration/]
+    N7([Zero Trust Architecture])
+    N8{User Training}
+    N9[Incident Response]
+    N10(Application Security)
+    N11[Security Patch Management]
+    N12(Security Policy Development)
+    N13([Security Information and Event Management])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Disaster Recovery Planning
+        nest0_0[/Digital Forensics/]
+        nest0_1[Cryptography Implementation]
+        nest0_2[/Security Operations Center Monitoring/]
+        nest0_3[Access Control]
+    end
+    subgraph Phishing Simulation
+        nest1_0([Threat Intelligence Gathering])
+        nest1_1([Network Security])
+        nest1_2(IoT Security)
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> |audits| N4
+    N4 -.-> |integrates| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |optimizes| N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    nest0_0 --> nest0_1
+    nest0_1 --> |authenticates| nest0_2
+    nest0_2 --> nest0_3
+    N5 -.-> nest0_0
+    nest0_3 --> N8
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N2 --> nest1_0
+    nest1_2 --> N3
+    N5 -.-> S0
+    S0 --> N8
+    S0 -.-> N7
+    S0 -.-> N11
+    N5 -.-> S1
+    S1 -.-> |updates| N8
+    S1 --> N12
+    S1 -.-> N13
+    N1 --> M0
+    N2 --> M0
+    M0 --> N10
+    N0 --> M1
+    N1 --> |consults| M1
+    M1 --> N3
+    style N0 fill:#DFE7EB,stroke:#B0C5CD
+    style N1 fill:#DFE7EB,stroke:#B0C5CD
+    style N2 fill:#ECEFF1,stroke:#90A4AE
+    style N3 fill:#ECEFF1,stroke:#90A4AE
+    style N4 fill:#F8FDD3,stroke:#D3EB9F
+    style N5 fill:#F8FDD3,stroke:#D3EB9F
+    style N6 fill:#F8FDD3,stroke:#D3EB9F
+    style N7 fill:#F8FDD3,stroke:#D3EB9F
+    style N8 fill:#DFE7EB,stroke:#B0C5CD
+    style N9 fill:#ECEFF1,stroke:#90A4AE
+    style N10 fill:#ECEFF1,stroke:#90A4AE
+    style N11 fill:#ECEFF1,stroke:#90A4AE
+    style N12 fill:#ECEFF1,stroke:#90A4AE
+    style N13 fill:#DFE7EB,stroke:#B0C5CD
+    style S0 fill:#ECEFF1,stroke:#90A4AE
+    style S1 fill:#DFE7EB,stroke:#B0C5CD
+    style M0 fill:#ECEFF1,stroke:#90A4AE
+    style M1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_0 fill:#F8FDD3,stroke:#D3EB9F
+    style nest0_1 fill:#F8FDD3,stroke:#D3EB9F
+    style nest0_2 fill:#F8FDD3,stroke:#D3EB9F
+    style nest0_3 fill:#F8FDD3,stroke:#D3EB9F
+    style nest1_0 fill:#F8FDD3,stroke:#D3EB9F
+    style nest1_1 fill:#F8FDD3,stroke:#D3EB9F
+    style nest1_2 fill:#F8FDD3,stroke:#D3EB9F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#B0C5CD,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_262.txt b/test/mermaid/scanned_hard/mermaid_262.txt
new file mode 100644
index 0000000000000000000000000000000000000000..451e02c99299732cc3596424a75858ad3de67a62
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_262.txt
@@ -0,0 +1,39 @@
+<Access Control, connectedTo, User Training>
+<Access Control, partOf, Disaster Recovery Planning>
+<Application Security, connectedTo, Security Patch Management>
+<Cloud Security, audits, Insider Threat Detection>
+<Cryptography Implementation, authenticates, Security Operations Center Monitoring>
+<Cryptography Implementation, partOf, Disaster Recovery Planning>
+<Data Loss Prevention, connectedTo, Digital Forensics>
+<Data Loss Prevention, connectedTo, Firewall Configuration>
+<Data Loss Prevention, connectedTo, Security Information and Event Management>
+<Data Loss Prevention, connectedTo, Security Patch Management>
+<Data Loss Prevention, connectedTo, Security Policy Development>
+<Data Loss Prevention, connectedTo, User Training>
+<Data Loss Prevention, connectedTo, Zero Trust Architecture>
+<Data Loss Prevention, updates, User Training>
+<Digital Forensics, connectedTo, Cryptography Implementation>
+<Digital Forensics, partOf, Disaster Recovery Planning>
+<Firewall Configuration, connectedTo, Zero Trust Architecture>
+<Identity Management, connectedTo, Application Security>
+<Identity Management, connectedTo, Cloud Security>
+<Identity Management, connectedTo, Threat Intelligence Gathering>
+<Incident Response, optimizes, Application Security>
+<Insider Threat Detection, integrates, Data Loss Prevention>
+<IoT Security, connectedTo, Cloud Security>
+<IoT Security, partOf, Phishing Simulation>
+<Network Security, connectedTo, IoT Security>
+<Network Security, partOf, Phishing Simulation>
+<Penetration Testing, connectedTo, Cloud Security>
+<Penetration Testing, connectedTo, Web Application Firewall Deployment>
+<Security Operations Center Monitoring, connectedTo, Access Control>
+<Security Operations Center Monitoring, partOf, Disaster Recovery Planning>
+<Security Patch Management, connectedTo, Security Policy Development>
+<Security Policy Development, connectedTo, Security Information and Event Management>
+<Threat Intelligence Gathering, connectedTo, Network Security>
+<Threat Intelligence Gathering, partOf, Phishing Simulation>
+<User Training, connectedTo, Incident Response>
+<Web Application Firewall Deployment, connectedTo, Application Security>
+<Web Application Firewall Deployment, connectedTo, Identity Management>
+<Web Application Firewall Deployment, consults, Cloud Security>
+<Zero Trust Architecture, connectedTo, User Training>
diff --git a/test/mermaid/scanned_hard/mermaid_263.mmd b/test/mermaid/scanned_hard/mermaid_263.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5333fc81f248fd06f2a7d3e53bf5e41803ffafd8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_263.mmd
@@ -0,0 +1,148 @@
+graph BT
+    N0([Video Surveillance])
+    N1[Remote Control]
+    N2[Energy Consumption Optimization]
+    N3[(Lighting Automation)]
+    N4{Air Quality Monitoring}
+    N5[/Garage Door Control/]
+    N6{Child Monitoring}
+    N7(Doorbell Camera Alert)
+    N8[/Home Security System Activation/]
+    N9(Energy Monitoring)
+    N10[/Irrigation System Control/]
+    N11(Personalized Comfort Settings)
+    N12[[Elderly Care Monitoring]]
+    N13[(Emergency Service Connection)]
+    N14[(Thermostat Adjustment)]
+    N15[Scene Creation]
+    N16[/Intercom System/]
+    N17([Leak Detection])
+    N18([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Curtain Automation
+        nest0_0([Pet Feeder Automation])
+        nest0_1[Centralized Hub Configuration]
+        nest0_2[Device Pairing]
+    end
+    subgraph Security Alert
+        nest1_0{Firmware Update}
+        nest1_1{Water Heater Control}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> |installs| N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 --> N16
+    N16 -.-> N17
+    N17 -.-> N18
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N7 --> nest0_0
+    nest0_2 --> N8
+    nest1_0 -.-> |senses| nest1_1
+    N3 --> nest1_0
+    nest1_1 --> N13
+    N11 --> S0
+    S0 -.-> |opens| N16
+    S0 -.-> |conserves| N13
+    S0 -.-> N14
+    S0 --> N18
+    N13 --> S1
+    S1 --> N16
+    S1 --> N18
+    N0 -.-> M0
+    N4 --> M0
+    M0 --> N6
+    N8 --> M1
+    N6 -.-> |alerts| M1
+    M1 --> N13
+    N6 -.-> M2
+    N2 --> M2
+    M2 --> N11
+    style N0 fill:#CADEDE,stroke:#94C0C0
+    style N1 fill:#DED7F0,stroke:#A188DB
+    style N2 fill:#ECF0FD,stroke:#B8C0F5
+    style N3 fill:#CADEDE,stroke:#94C0C0
+    style N4 fill:#CADEDE,stroke:#94C0C0
+    style N5 fill:#CADEDE,stroke:#94C0C0
+    style N6 fill:#DED7F0,stroke:#A188DB
+    style N7 fill:#DED7F0,stroke:#A188DB
+    style N8 fill:#ECF0FD,stroke:#B8C0F5
+    style N9 fill:#ECF0FD,stroke:#B8C0F5
+    style N10 fill:#CADEDE,stroke:#94C0C0
+    style N11 fill:#CADEDE,stroke:#94C0C0
+    style N12 fill:#CADEDE,stroke:#94C0C0
+    style N13 fill:#ECF0FD,stroke:#B8C0F5
+    style N14 fill:#CADEDE,stroke:#94C0C0
+    style N15 fill:#ECF0FD,stroke:#B8C0F5
+    style N16 fill:#CADEDE,stroke:#94C0C0
+    style N17 fill:#ECF0FD,stroke:#B8C0F5
+    style N18 fill:#CADEDE,stroke:#94C0C0
+    style S0 fill:#DED7F0,stroke:#A188DB
+    style S1 fill:#CADEDE,stroke:#94C0C0
+    style M0 fill:#DED7F0,stroke:#A188DB
+    style M1 fill:#ECF0FD,stroke:#B8C0F5
+    style M2 fill:#DED7F0,stroke:#A188DB
+    style nest0_0 fill:#DED7F0,stroke:#A188DB
+    style nest0_1 fill:#ECF0FD,stroke:#B8C0F5
+    style nest0_2 fill:#CADEDE,stroke:#94C0C0
+    style nest1_0 fill:#DED7F0,stroke:#A188DB
+    style nest1_1 fill:#ECF0FD,stroke:#B8C0F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#B8C0F5,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#A188DB,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_264.mmd b/test/mermaid/scanned_hard/mermaid_264.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5e7250e19542dccf55ee677c4bec808e2df14de2
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_264.mmd
@@ -0,0 +1,106 @@
+graph LR
+    N0([Urban Planning Data Analysis])
+    N1[Smart Education Initiatives]
+    N2[Environmental Sensor Network]
+    N3[[E_governance Services]]
+    N4[/Citizen Engagement Platform/]
+    N5(Air Quality Index Reporting)
+    N6([Public Wi_Fi Deployment])
+    N7[Waste Recycling Program]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M2(( ))
+    subgraph Digital Twins of City
+        nest0_0[Emergency Response System]
+        nest0_1[Smart Building Integration]
+        nest0_2[/Urban Agriculture Support/]
+    end
+    subgraph Traffic Flow Optimization
+        nest1_0[Infrastructure Maintenance Alert]
+        nest1_1(Data Privacy Protection)
+        nest1_2[[Urban Mobility Solutions]]
+        nest1_3[/Public Transport Tracking/]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> |governs| N6
+    N6 -.-> N7
+    nest0_0 --> |responds| nest0_1
+    nest0_1 -.-> nest0_2
+    N2 -.-> nest0_0
+    nest0_2 -.-> N4
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    nest1_2 -.-> nest1_3
+    N4 -.-> nest1_0
+    nest1_3 -.-> N7
+    N0 --> S0
+    S0 -.-> N3
+    S0 --> N4
+    N2 --> S1
+    S1 --> |analyzes| N6
+    S1 --> N5
+    S1 -.-> N4
+    N1 --> |funds| M0
+    N0 -.-> M0
+    M0 --> N3
+    N2 -.-> M2
+    N4 -.-> M2
+    N0 --> M2
+    N5 -.-> M2
+    M2 --> N7
+    style N0 fill:#EDE7F6,stroke:#7E57C2
+    style N1 fill:#EDE7F6,stroke:#7E57C2
+    style N2 fill:#DACBE3,stroke:#A188D0
+    style N3 fill:#FFF9C4,stroke:#FFEB3B
+    style N4 fill:#DACBE3,stroke:#A188D0
+    style N5 fill:#DACBE3,stroke:#A188D0
+    style N6 fill:#DACBE3,stroke:#A188D0
+    style N7 fill:#EDE7F6,stroke:#7E57C2
+    style S0 fill:#FFF9C4,stroke:#FFEB3B
+    style S1 fill:#DACBE3,stroke:#A188D0
+    style M0 fill:#FFF9C4,stroke:#FFEB3B
+    style M2 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_0 fill:#EDE7F6,stroke:#7E57C2
+    style nest0_1 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_2 fill:#EDE7F6,stroke:#7E57C2
+    style nest1_0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_1 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_2 fill:#DACBE3,stroke:#A188D0
+    style nest1_3 fill:#DACBE3,stroke:#A188D0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#A188D0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_264.txt b/test/mermaid/scanned_hard/mermaid_264.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dc239b5a9f51cadac904f09e8d216883e85e99f9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_264.txt
@@ -0,0 +1,33 @@
+<Air Quality Index Reporting, connectedTo, Waste Recycling Program>
+<Air Quality Index Reporting, governs, Public Wi_Fi Deployment>
+<Citizen Engagement Platform, connectedTo, Air Quality Index Reporting>
+<Citizen Engagement Platform, connectedTo, Infrastructure Maintenance Alert>
+<Citizen Engagement Platform, connectedTo, Waste Recycling Program>
+<Data Privacy Protection, connectedTo, Urban Mobility Solutions>
+<Data Privacy Protection, partOf, Traffic Flow Optimization>
+<E_governance Services, connectedTo, Citizen Engagement Platform>
+<Emergency Response System, partOf, Digital Twins of City>
+<Emergency Response System, responds, Smart Building Integration>
+<Environmental Sensor Network, analyzes, Public Wi_Fi Deployment>
+<Environmental Sensor Network, connectedTo, Air Quality Index Reporting>
+<Environmental Sensor Network, connectedTo, Citizen Engagement Platform>
+<Environmental Sensor Network, connectedTo, E_governance Services>
+<Environmental Sensor Network, connectedTo, Emergency Response System>
+<Environmental Sensor Network, connectedTo, Waste Recycling Program>
+<Infrastructure Maintenance Alert, connectedTo, Data Privacy Protection>
+<Infrastructure Maintenance Alert, partOf, Traffic Flow Optimization>
+<Public Transport Tracking, connectedTo, Waste Recycling Program>
+<Public Transport Tracking, partOf, Traffic Flow Optimization>
+<Public Wi_Fi Deployment, connectedTo, Waste Recycling Program>
+<Smart Building Integration, connectedTo, Urban Agriculture Support>
+<Smart Building Integration, partOf, Digital Twins of City>
+<Smart Education Initiatives, connectedTo, Environmental Sensor Network>
+<Smart Education Initiatives, funds, E_governance Services>
+<Urban Agriculture Support, connectedTo, Citizen Engagement Platform>
+<Urban Agriculture Support, partOf, Digital Twins of City>
+<Urban Mobility Solutions, connectedTo, Public Transport Tracking>
+<Urban Mobility Solutions, partOf, Traffic Flow Optimization>
+<Urban Planning Data Analysis, connectedTo, Citizen Engagement Platform>
+<Urban Planning Data Analysis, connectedTo, E_governance Services>
+<Urban Planning Data Analysis, connectedTo, Smart Education Initiatives>
+<Urban Planning Data Analysis, connectedTo, Waste Recycling Program>
diff --git a/test/mermaid/scanned_hard/mermaid_265.txt b/test/mermaid/scanned_hard/mermaid_265.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c90d2ce36018f90a85f6eb6675d97338c5a66224
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_265.txt
@@ -0,0 +1,40 @@
+<Bioprocess Optimization, connectedTo, Monoclonal Antibody Production>
+<Biosensor Development, connectedTo, Lab Automation>
+<Biosensor Development, connectedTo, end>
+<Biosensor Development, no, Target Identification>
+<Biosensor Development, yes, Stem Cell Research>
+<CRISPR Technology Application, connectedTo, Data Management and Analysis>
+<CRISPR Technology Application, connectedTo, Drug Discovery>
+<CRISPR Technology Application, connectedTo, Protein Engineering>
+<CRISPR Technology Application, connectedTo, end>
+<Cell Culture, connectedTo, Stem Cell Research>
+<Cell Culture, partOf, Bioimaging>
+<Clinical Data Interpretation, connectedTo, Gene Therapy Delivery>
+<Clinical Data Interpretation, partOf, Biosafety Protocol>
+<Computational Biology Modeling, connectedTo, Biosensor Development>
+<Data Management and Analysis, connectedTo, Computational Biology Modeling>
+<Data Management and Analysis, connectedTo, Intellectual Property Protection>
+<Drug Discovery, yes, Protein Engineering>
+<Drug Repurposing, connectedTo, Protein Engineering>
+<Drug Repurposing, partOf, Biosafety Protocol>
+<Gene Therapy Delivery, connectedTo, Drug Repurposing>
+<Gene Therapy Delivery, partOf, Biosafety Protocol>
+<Genomic Editing, connectedTo, Data Management and Analysis>
+<Intellectual Property Protection, no, Clinical Data Interpretation>
+<Intellectual Property Protection, partOf, Biosafety Protocol>
+<Lab Automation, yes, end>
+<Monoclonal Antibody Production, connectedTo, CRISPR Technology Application>
+<Monoclonal Antibody Production, connectedTo, Preclinical Testing>
+<Pharmacogenomics, connectedTo, Bioprocess Optimization>
+<Pharmacogenomics, connectedTo, Preclinical Testing>
+<Preclinical Testing, connectedTo, Genomic Editing>
+<Protein Engineering, connectedTo, Preclinical Testing>
+<Stem Cell Research, connectedTo, Lab Automation>
+<Synthetic Biology Design, connectedTo, Pharmacogenomics>
+<Target Identification, connectedTo, Cell Culture>
+<Target Identification, partOf, Bioimaging>
+<start, connectedTo, Computational Biology Modeling>
+<start, connectedTo, Data Management and Analysis>
+<start, connectedTo, Stem Cell Research>
+<start, no, Protein Engineering>
+<start, no, Synthetic Biology Design>
diff --git a/test/mermaid/scanned_hard/mermaid_266.mmd b/test/mermaid/scanned_hard/mermaid_266.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..511598f08bfa70ea0dc4aa879338760062ac2b3c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_266.mmd
@@ -0,0 +1,96 @@
+graph RL
+    N0([Cleanroom Operations])
+    N1[/Biostatistics/]
+    N2(Regulatory Approval)
+    N3(Preclinical Testing)
+    N4[Process Validation]
+    N5(Packaging)
+    N6[/Drug Research/]
+    N7[(Active Pharmaceutical Ingredient Production)]
+    N8{Audit Management}
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    subgraph Patient Adherence Programs
+        nest0_0[/Quality Control/]
+        nest0_1[Batch Release]
+        nest0_2[(Health Economics Outcomes Research)]
+        nest0_3[/Drug Stability Testing/]
+    end
+    subgraph Global Regulatory Affairs
+        nest1_0(Compound Synthesis)
+        nest1_1[Good Manufacturing Practices]
+        nest1_2{Post_Approval Commitment Tracking}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> |funds| N8
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N1 -.-> nest0_0
+    nest0_3 --> N8
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N7 -.-> nest1_0
+    nest1_2 -.-> N7
+    N3 -.-> S0
+    S0 -.-> N5
+    S0 --> N7
+    N3 -.-> S1
+    S1 -.-> N7
+    S1 --> N8
+    N5 -.-> M1
+    N4 --> M1
+    M1 -.-> N7
+    style N0 fill:#EFE6FF,stroke:#C2B2F0
+    style N1 fill:#F5F5DC,stroke:#BCB88A
+    style N2 fill:#C5CAE9,stroke:#3F51B5
+    style N3 fill:#F5F5DC,stroke:#BCB88A
+    style N4 fill:#EFE6FF,stroke:#C2B2F0
+    style N5 fill:#C5CAE9,stroke:#3F51B5
+    style N6 fill:#F5F5DC,stroke:#BCB88A
+    style N7 fill:#EFE6FF,stroke:#C2B2F0
+    style N8 fill:#F5F5DC,stroke:#BCB88A
+    style S0 fill:#EFE6FF,stroke:#C2B2F0
+    style S1 fill:#F5F5DC,stroke:#BCB88A
+    style M1 fill:#EFE6FF,stroke:#C2B2F0
+    style nest0_0 fill:#EFE6FF,stroke:#C2B2F0
+    style nest0_1 fill:#F5F5DC,stroke:#BCB88A
+    style nest0_2 fill:#C5CAE9,stroke:#3F51B5
+    style nest0_3 fill:#EFE6FF,stroke:#C2B2F0
+    style nest1_0 fill:#F5F5DC,stroke:#BCB88A
+    style nest1_1 fill:#C5CAE9,stroke:#3F51B5
+    style nest1_2 fill:#C5CAE9,stroke:#3F51B5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#BCB88A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_266.txt b/test/mermaid/scanned_hard/mermaid_266.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a5cbda54116d46b7d724f165d65e985452023974
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_266.txt
@@ -0,0 +1,29 @@
+<Active Pharmaceutical Ingredient Production, connectedTo, Compound Synthesis>
+<Active Pharmaceutical Ingredient Production, funds, Audit Management>
+<Batch Release, connectedTo, Health Economics Outcomes Research>
+<Batch Release, partOf, Patient Adherence Programs>
+<Biostatistics, connectedTo, Quality Control>
+<Biostatistics, connectedTo, Regulatory Approval>
+<Cleanroom Operations, connectedTo, Biostatistics>
+<Compound Synthesis, connectedTo, Good Manufacturing Practices>
+<Compound Synthesis, partOf, Global Regulatory Affairs>
+<Drug Research, connectedTo, Active Pharmaceutical Ingredient Production>
+<Drug Stability Testing, connectedTo, Audit Management>
+<Drug Stability Testing, partOf, Patient Adherence Programs>
+<Good Manufacturing Practices, connectedTo, Post_Approval Commitment Tracking>
+<Good Manufacturing Practices, partOf, Global Regulatory Affairs>
+<Health Economics Outcomes Research, connectedTo, Drug Stability Testing>
+<Health Economics Outcomes Research, partOf, Patient Adherence Programs>
+<Packaging, connectedTo, Active Pharmaceutical Ingredient Production>
+<Packaging, connectedTo, Drug Research>
+<Post_Approval Commitment Tracking, connectedTo, Active Pharmaceutical Ingredient Production>
+<Post_Approval Commitment Tracking, partOf, Global Regulatory Affairs>
+<Preclinical Testing, connectedTo, Active Pharmaceutical Ingredient Production>
+<Preclinical Testing, connectedTo, Audit Management>
+<Preclinical Testing, connectedTo, Packaging>
+<Preclinical Testing, connectedTo, Process Validation>
+<Process Validation, connectedTo, Active Pharmaceutical Ingredient Production>
+<Process Validation, connectedTo, Packaging>
+<Quality Control, connectedTo, Batch Release>
+<Quality Control, partOf, Patient Adherence Programs>
+<Regulatory Approval, connectedTo, Preclinical Testing>
diff --git a/test/mermaid/scanned_hard/mermaid_267.mmd b/test/mermaid/scanned_hard/mermaid_267.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..de7fbb7637b26de3f2095d65c4559b3373d268bc
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_267.mmd
@@ -0,0 +1,104 @@
+graph BT
+    N0([start])
+    N1{Exploration Robotics}
+    N2[Robot Assembly]
+    N3[[Path Planning]]
+    N4([Sensor Integration])
+    N5[[Data Collection]]
+    N6[[Learning Algorithms]]
+    N7[(Machine Vision)]
+    N8([Collaborative Robotics])
+    N9(Fault Detection and Diagnosis)
+    N10[(Embedded Systems Development)]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Robot Design
+        nest0_0{Software Development}
+        nest0_1([Safety System Implementation])
+        nest0_2[Robot Programming]
+    end
+    subgraph System Integration
+        nest1_0[[Battery Management]]
+        nest1_1([Force Control])
+        nest1_2{Human_Robot Interaction}
+        nest1_3[[Medical Robotics]]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N9 --> nest0_0
+    nest0_2 -.-> N7
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> nest1_3
+    N5 --> nest1_0
+    nest1_3 --> N9
+    N6 -.-> S0
+    S0 -.-> N8
+    S0 --> N9
+    N4 --> S1
+    S1 -.-> N9
+    S1 --> |yes| N8
+    N7 -.-> S2
+    S2 --> N10
+    S2 -.-> N9
+    N0 --> |yes| M0
+    N7 --> M0
+    M0 --> N9
+    N0 --> M1
+    N1 -.-> M1
+    N2 --> M1
+    M1 -.-> N4
+    style S0 fill:#CADEDE,stroke:#94C0C0
+    style S1 fill:#CADEDE,stroke:#94C0C0
+    style S2 fill:#C5CAE9,stroke:#3F51B5
+    style M0 fill:#CADEDE,stroke:#94C0C0
+    style M1 fill:#CADEDE,stroke:#94C0C0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#3F51B5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_269.mmd b/test/mermaid/scanned_hard/mermaid_269.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a34f9c28c4ac17cc9c1adcd29f7e5cc28a0f3c79
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_269.mmd
@@ -0,0 +1,138 @@
+graph TD
+    N0([Photojournalism])
+    N1[Podcast Production]
+    N2[Media Consumption Trends Analysis]
+    N3([Editing])
+    N4[Social Media Management]
+    N5(Scriptwriting)
+    N6[Subscription Management]
+    N7[[Publishing]]
+    N8[[Content Moderation]]
+    N9(Virtual Reality Content Creation)
+    N10[Talent Management]
+    N11(Analytics Reporting)
+    N12(Brand Partnerships)
+    N13([Audience Engagement])
+    N14[[Augmented Reality Experiences]]
+    N15([Print Layout])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Audience Segmentation
+        nest0_0(User Generated Content Curation)
+        nest0_1[(Music Recording)]
+        nest0_2{Film Production}
+    end
+    subgraph Sound Design
+        nest1_0[Data Monetization]
+        nest1_1(Content Creation)
+        nest1_2{Content Licensing}
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> |animates| N4
+    N4 -.-> N5
+    N5 --> |reports| N6
+    N6 --> |monetizes| N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> |regulates| N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 -.-> N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N3 --> nest0_0
+    nest0_2 -.-> N15
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    N1 -.-> |analyzes| nest1_0
+    nest1_2 --> N11
+    N12 -.-> S0
+    S0 -.-> N14
+    S0 -.-> N15
+    N9 --> S1
+    S1 -.-> N11
+    S1 --> N12
+    N0 --> S2
+    S2 --> N7
+    S2 --> N12
+    N3 --> M0
+    N2 --> M0
+    M0 -.-> N10
+    N2 --> M1
+    N11 -.-> M1
+    N3 --> M1
+    M1 -.-> N13
+    style N0 fill:#B3E5FC,stroke:#03A9F4
+    style N1 fill:#F1F8E9,stroke:#388E3C
+    style N2 fill:#F1F8E9,stroke:#388E3C
+    style N3 fill:#F1F8E9,stroke:#388E3C
+    style N4 fill:#F1F8E9,stroke:#388E3C
+    style N5 fill:#CFD8DC,stroke:#607D8B
+    style N6 fill:#CFD8DC,stroke:#607D8B
+    style N7 fill:#CFD8DC,stroke:#607D8B
+    style N8 fill:#B3E5FC,stroke:#03A9F4
+    style N9 fill:#CFD8DC,stroke:#607D8B
+    style N10 fill:#B3E5FC,stroke:#03A9F4
+    style N11 fill:#CFD8DC,stroke:#607D8B
+    style N12 fill:#CFD8DC,stroke:#607D8B
+    style N13 fill:#B3E5FC,stroke:#03A9F4
+    style N14 fill:#F1F8E9,stroke:#388E3C
+    style N15 fill:#CFD8DC,stroke:#607D8B
+    style S0 fill:#CFD8DC,stroke:#607D8B
+    style S1 fill:#CFD8DC,stroke:#607D8B
+    style S2 fill:#F1F8E9,stroke:#388E3C
+    style M0 fill:#B3E5FC,stroke:#03A9F4
+    style M1 fill:#CFD8DC,stroke:#607D8B
+    style nest0_0 fill:#F1F8E9,stroke:#388E3C
+    style nest0_1 fill:#F1F8E9,stroke:#388E3C
+    style nest0_2 fill:#B3E5FC,stroke:#03A9F4
+    style nest1_0 fill:#CFD8DC,stroke:#607D8B
+    style nest1_1 fill:#B3E5FC,stroke:#03A9F4
+    style nest1_2 fill:#F1F8E9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#607D8B,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_27.mmd b/test/mermaid/scanned_hard/mermaid_27.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f5d919b9fd1c52106d0d7161c4100bae15174ba0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_27.mmd
@@ -0,0 +1,36 @@
+graph LR
+    N0([Agricultural Robotics])
+    N1[(Human_Robot Interaction)]
+    N2[[Robot Assembly]]
+    N3([Drone Control])
+    N4([Safety System Implementation])
+    N5[[Exploration Robotics]]
+    N6{Robot Programming}
+    N7([end])
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> |collaborates| N3
+    N3 --> |applies| N4
+    N4 --> N5
+    N5 --> |avoids| N6
+    N6 -.-> |senses| N7
+    N1 -.-> N3
+    N1 --> N6
+    style N0 fill:#E1F5FE,stroke:#4FC3F7
+    style N1 fill:#E1F5FE,stroke:#4FC3F7
+    style N2 fill:#E1F5FE,stroke:#4FC3F7
+    style N3 fill:#C8E6C9,stroke:#4CAF50
+    style N4 fill:#C8E6C9,stroke:#4CAF50
+    style N5 fill:#EFE6FF,stroke:#C2B2F0
+    style N6 fill:#E1F5FE,stroke:#4FC3F7
+    style N7 fill:#E1F5FE,stroke:#4FC3F7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#C2B2F0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_270.mmd b/test/mermaid/scanned_hard/mermaid_270.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..713eb4adc45382739dd805950cb5e6c969d4ddd8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_270.mmd
@@ -0,0 +1,100 @@
+graph RL
+    N0([Menu Planning])
+    N1[Food Safety Inspection]
+    N2[Catering Operations]
+    N3[Waste Reduction]
+    N4[/Brewing/]
+    N5[(Restaurant Reservation System)]
+    N6[[Service Delivery]]
+    N7([Kitchen Hygiene])
+    N8[(Cooking)]
+    N9(Recipe Development)
+    N10(Cuisine Innovation)
+    N11[Distribution]
+    N12([end])
+    S0(( ))
+    subgraph Branding and Marketing
+        nest0_0(Consumer Feedback Collection)
+        nest0_1[/Supplier Management/]
+        nest0_2[Nutrition Analysis]
+    end
+    subgraph Customer Order Taking
+        nest1_0[Ingredient Traceability]
+        nest1_1(Dietary Requirement Accommodation)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> |grows| N12
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N10 --> |heats| nest0_0
+    nest0_2 -.-> N1
+    nest1_0 -.-> nest1_1
+    N10 --> nest1_0
+    nest1_1 --> N1
+    N4 -.-> S0
+    S0 --> N7
+    S0 --> N9
+    S0 --> N10
+    nest0_0 --> |audits| N12
+    nest0_0 -.-> N11
+    N4 -.-> N12
+    nest1_0 --> N12
+    N3 -.-> N1
+    style N0 fill:#D7CCC8,stroke:#795548
+    style N1 fill:#F0F4C3,stroke:#AED581
+    style N2 fill:#D7CCC8,stroke:#795548
+    style N3 fill:#D7CCC8,stroke:#795548
+    style N4 fill:#F0F4C3,stroke:#AED581
+    style N5 fill:#F0F4C3,stroke:#AED581
+    style N6 fill:#F1F8E9,stroke:#81C784
+    style N7 fill:#F0F4C3,stroke:#AED581
+    style N8 fill:#F0F4C3,stroke:#AED581
+    style N9 fill:#F0F4C3,stroke:#AED581
+    style N10 fill:#F0F4C3,stroke:#AED581
+    style N11 fill:#D7CCC8,stroke:#795548
+    style N12 fill:#F0F4C3,stroke:#AED581
+    style S0 fill:#F0F4C3,stroke:#AED581
+    style nest0_0 fill:#F1F8E9,stroke:#81C784
+    style nest0_1 fill:#D7CCC8,stroke:#795548
+    style nest0_2 fill:#D7CCC8,stroke:#795548
+    style nest1_0 fill:#D7CCC8,stroke:#795548
+    style nest1_1 fill:#D7CCC8,stroke:#795548
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_270.txt b/test/mermaid/scanned_hard/mermaid_270.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2023bc889369674fe91fdcf228833fc447fa2bdd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_270.txt
@@ -0,0 +1,32 @@
+<Brewing, connectedTo, Cuisine Innovation>
+<Brewing, connectedTo, Kitchen Hygiene>
+<Brewing, connectedTo, Recipe Development>
+<Brewing, connectedTo, Restaurant Reservation System>
+<Brewing, connectedTo, end>
+<Catering Operations, connectedTo, Waste Reduction>
+<Consumer Feedback Collection, audits, end>
+<Consumer Feedback Collection, connectedTo, Distribution>
+<Consumer Feedback Collection, connectedTo, Supplier Management>
+<Consumer Feedback Collection, partOf, Branding and Marketing>
+<Cooking, connectedTo, Recipe Development>
+<Cuisine Innovation, connectedTo, Distribution>
+<Cuisine Innovation, connectedTo, Ingredient Traceability>
+<Cuisine Innovation, heats, Consumer Feedback Collection>
+<Dietary Requirement Accommodation, connectedTo, Food Safety Inspection>
+<Dietary Requirement Accommodation, partOf, Customer Order Taking>
+<Distribution, grows, end>
+<Food Safety Inspection, connectedTo, Catering Operations>
+<Ingredient Traceability, connectedTo, Dietary Requirement Accommodation>
+<Ingredient Traceability, connectedTo, end>
+<Ingredient Traceability, partOf, Customer Order Taking>
+<Kitchen Hygiene, connectedTo, Cooking>
+<Menu Planning, connectedTo, Food Safety Inspection>
+<Nutrition Analysis, connectedTo, Food Safety Inspection>
+<Nutrition Analysis, partOf, Branding and Marketing>
+<Recipe Development, connectedTo, Cuisine Innovation>
+<Restaurant Reservation System, connectedTo, Service Delivery>
+<Service Delivery, connectedTo, Kitchen Hygiene>
+<Supplier Management, connectedTo, Nutrition Analysis>
+<Supplier Management, partOf, Branding and Marketing>
+<Waste Reduction, connectedTo, Brewing>
+<Waste Reduction, connectedTo, Food Safety Inspection>
diff --git a/test/mermaid/scanned_hard/mermaid_271.mmd b/test/mermaid/scanned_hard/mermaid_271.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7de60473a96b52cef318c6d3e0469fa620b7bad9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_271.mmd
@@ -0,0 +1,118 @@
+graph TD
+    N0([start])
+    N1(Youth Development Programs)
+    N2[/Anti_Doping Control/]
+    N3[[Scorekeeping]]
+    N4[Community Sports Programs]
+    N5(Fitness Conditioning)
+    N6([Sports Analytics])
+    N7[Fan Club Management]
+    N8{Player Transfer}
+    N9(Coaching)
+    N10(Game Strategy)
+    N11[/Esports Event Management/]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Stadium Operations
+        nest0_0[/Ticketing Sales/]
+        nest0_1[Sports Betting Regulation]
+        nest0_2[/Merchandise Sales/]
+    end
+    subgraph Team Management
+        nest1_0[[Refereeing]]
+        nest1_1(Data Analytics in Sports)
+        nest1_2[Athlete Brand Management]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N9 --> nest0_0
+    nest0_2 --> N1
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N9 --> nest1_0
+    nest1_2 --> N3
+    N7 --> S0
+    S0 --> N11
+    S0 --> N9
+    N4 -.-> S1
+    S1 --> N9
+    S1 --> N10
+    N6 --> S2
+    S2 --> N9
+    S2 -.-> N11
+    S2 -.-> N8
+    N0 -.-> M0
+    N4 --> M0
+    N6 -.-> M0
+    N2 --> M0
+    M0 -.-> N9
+    N2 -.-> |no| M1
+    N3 -.-> M1
+    N1 --> M1
+    M1 --> N6
+    N0 --> M2
+    N1 -.-> M2
+    M2 -.-> N3
+    style S0 fill:#FFFCE6,stroke:#FFF9AE
+    style S1 fill:#FFFCE6,stroke:#FFF9AE
+    style S2 fill:#E8EAF6,stroke:#5C6BC0
+    style M0 fill:#FFFCE6,stroke:#FFF9AE
+    style M1 fill:#FFFCE6,stroke:#FFF9AE
+    style M2 fill:#E1F5FE,stroke:#4FC3F7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#FFF9AE,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_272.mmd b/test/mermaid/scanned_hard/mermaid_272.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e3e66395307f6c7f0229fdeccbc6ce9a3220186e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_272.mmd
@@ -0,0 +1,109 @@
+graph TD
+    N0([start])
+    N1(Seasonal Collection Planning)
+    N2(Design Sketching)
+    N3[(Pattern Making)]
+    N4[Ready_to_Wear Collection Launch]
+    N5([Return Processing])
+    N6[[Sample Creation]]
+    N7(Footwear Production)
+    N8([Custom Apparel Design])
+    N9(Color Palette Selection)
+    N10[E_commerce Management]
+    N11[Retail Store Merchandising]
+    N12[Packaging]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph PR and Media Outreach
+        nest0_0(Trend Research)
+        nest0_1[Garment Fitting Session]
+        nest0_2([Marketing Campaign])
+    end
+    subgraph Supply Chain Transparency
+        nest1_0([Sustainable Fashion Practices])
+        nest1_1([Customer Feedback Analysis])
+        nest1_2(Garment Production)
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> |no| N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N2 -.-> nest0_0
+    nest0_2 -.-> |yes| N4
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    N9 --> nest1_0
+    nest1_2 --> N5
+    N8 --> S0
+    S0 -.-> N12
+    S0 --> N10
+    N2 --> S1
+    S1 -.-> N7
+    S1 -.-> N6
+    N1 -.-> M0
+    N0 -.-> M0
+    M0 -.-> N3
+    N0 -.-> M1
+    N1 --> M1
+    M1 --> N12
+    N9 --> M2
+    N6 --> M2
+    N10 --> M2
+    N2 --> M2
+    M2 --> N12
+    style S0 fill:#DDCEDD,stroke:#AF56A6
+    style S1 fill:#FFF3E0,stroke:#FFA726
+    style M0 fill:#FAEBF3,stroke:#F7BEE0
+    style M1 fill:#FFF3E0,stroke:#FFA726
+    style M2 fill:#DDCEDD,stroke:#AF56A6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_272.txt b/test/mermaid/scanned_hard/mermaid_272.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7421f205bf00129c0022d27192ff8471f6a07596
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_272.txt
@@ -0,0 +1,38 @@
+<Color Palette Selection, connectedTo, E_commerce Management>
+<Color Palette Selection, connectedTo, Packaging>
+<Color Palette Selection, connectedTo, Sustainable Fashion Practices>
+<Custom Apparel Design, connectedTo, Color Palette Selection>
+<Custom Apparel Design, connectedTo, E_commerce Management>
+<Custom Apparel Design, connectedTo, Packaging>
+<Customer Feedback Analysis, connectedTo, Garment Production>
+<Customer Feedback Analysis, partOf, Supply Chain Transparency>
+<Design Sketching, connectedTo, Footwear Production>
+<Design Sketching, connectedTo, Packaging>
+<Design Sketching, connectedTo, Pattern Making>
+<Design Sketching, connectedTo, Sample Creation>
+<Design Sketching, connectedTo, Trend Research>
+<E_commerce Management, connectedTo, Packaging>
+<E_commerce Management, connectedTo, Retail Store Merchandising>
+<Footwear Production, connectedTo, Custom Apparel Design>
+<Garment Fitting Session, connectedTo, Marketing Campaign>
+<Garment Fitting Session, partOf, PR and Media Outreach>
+<Garment Production, connectedTo, Return Processing>
+<Garment Production, partOf, Supply Chain Transparency>
+<Marketing Campaign, partOf, PR and Media Outreach>
+<Marketing Campaign, yes, Ready_to_Wear Collection Launch>
+<Pattern Making, connectedTo, Ready_to_Wear Collection Launch>
+<Ready_to_Wear Collection Launch, connectedTo, Return Processing>
+<Retail Store Merchandising, connectedTo, Packaging>
+<Return Processing, connectedTo, Sample Creation>
+<Sample Creation, connectedTo, Packaging>
+<Sample Creation, no, Footwear Production>
+<Seasonal Collection Planning, connectedTo, Design Sketching>
+<Seasonal Collection Planning, connectedTo, Packaging>
+<Seasonal Collection Planning, connectedTo, Pattern Making>
+<Sustainable Fashion Practices, connectedTo, Customer Feedback Analysis>
+<Sustainable Fashion Practices, partOf, Supply Chain Transparency>
+<Trend Research, connectedTo, Garment Fitting Session>
+<Trend Research, partOf, PR and Media Outreach>
+<start, connectedTo, Packaging>
+<start, connectedTo, Pattern Making>
+<start, connectedTo, Seasonal Collection Planning>
diff --git a/test/mermaid/scanned_hard/mermaid_273.mmd b/test/mermaid/scanned_hard/mermaid_273.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..df1dfe822716004de2c716d7f6eda9dc572af9ed
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_273.mmd
@@ -0,0 +1,134 @@
+graph BT
+    N0([start])
+    N1[/Talent Management/]
+    N2(Diversity and Inclusion Initiatives)
+    N3{Conflict Resolution}
+    N4[Leadership Training]
+    N5[[Interview Scheduling]]
+    N6[[HR Analytics]]
+    N7[[Employee Handbook Creation]]
+    N8[/Wellness Programs/]
+    N9{Leave Management}
+    N10[Job Posting]
+    N11[Employee Data Management]
+    N12[(Candidate Sourcing)]
+    N13[/Compensation and Benefits/]
+    N14{Recruitment Planning}
+    N15([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Performance Appraisal
+        nest0_0[/Organizational Development/]
+        nest0_1(Compliance Management)
+    end
+    subgraph Employee Engagement Surveys
+        nest1_0[Employee Recognition Programs]
+        nest1_1[(Global Mobility Programs)]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> |protects| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    N14 --> nest0_0
+    nest0_1 --> N8
+    nest1_0 --> nest1_1
+    N4 --> nest1_0
+    nest1_1 -.-> N2
+    N10 --> S0
+    S0 -.-> N12
+    S0 -.-> N15
+    S0 --> N14
+    N9 -.-> S1
+    S1 -.-> N14
+    S1 --> N11
+    N5 --> S2
+    S2 -.-> N8
+    S2 -.-> N14
+    S2 --> N15
+    N2 --> M0
+    N5 -.-> M0
+    N9 -.-> |complies| M0
+    M0 --> N12
+    N1 --> M1
+    N0 --> M1
+    M1 -.-> N3
+    style N0 fill:#FFDCD6,stroke:#FFB2A5
+    style N1 fill:#BBDEFB,stroke:#2196F3
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#BBDEFB,stroke:#2196F3
+    style N4 fill:#FFDCD6,stroke:#FFB2A5
+    style N5 fill:#FFECB3,stroke:#FFC107
+    style N6 fill:#BBDEFB,stroke:#2196F3
+    style N7 fill:#FFECB3,stroke:#FFC107
+    style N8 fill:#FFDCD6,stroke:#FFB2A5
+    style N9 fill:#FFDCD6,stroke:#FFB2A5
+    style N10 fill:#BBDEFB,stroke:#2196F3
+    style N11 fill:#FFDCD6,stroke:#FFB2A5
+    style N12 fill:#FFDCD6,stroke:#FFB2A5
+    style N13 fill:#BBDEFB,stroke:#2196F3
+    style N14 fill:#FFECB3,stroke:#FFC107
+    style N15 fill:#BBDEFB,stroke:#2196F3
+    style S0 fill:#FFDCD6,stroke:#FFB2A5
+    style S1 fill:#BBDEFB,stroke:#2196F3
+    style S2 fill:#BBDEFB,stroke:#2196F3
+    style M0 fill:#FFDCD6,stroke:#FFB2A5
+    style M1 fill:#FFECB3,stroke:#FFC107
+    style nest0_0 fill:#BBDEFB,stroke:#2196F3
+    style nest0_1 fill:#FFDCD6,stroke:#FFB2A5
+    style nest1_0 fill:#FFDCD6,stroke:#FFB2A5
+    style nest1_1 fill:#BBDEFB,stroke:#2196F3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#2196F3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_275.mmd b/test/mermaid/scanned_hard/mermaid_275.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..8b22ea6d858641be9b38917cc576fcf85f0124da
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_275.mmd
@@ -0,0 +1,118 @@
+graph LR
+    N0([Phone Support])
+    N1{Accessibility Support}
+    N2[[Proactive Communication]]
+    N3(Inquiry Handling)
+    N4[Live Chat Support]
+    N5[[Email Support]]
+    N6[(Knowledge Base Creation)]
+    N7[[Feedback Loop to Product Development]]
+    N8([Self_Service Portal Management])
+    N9[/Technical Support/]
+    N10[[Issue Escalation]]
+    N11{Customer Journey Mapping}
+    N12(Multilingual Support)
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M2(( ))
+    subgraph First Contact Resolution Optimization
+        nest0_0(Service Level Agreement Monitoring)
+        nest0_1([Order Status Check])
+        nest0_2[Service Recovery]
+    end
+    subgraph Post_Service Follow_up
+        nest1_0[(Virtual Assistant Interaction)]
+        nest1_1(Refund Processing)
+        nest1_2{Complaint Trend Analysis}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N5 --> nest0_0
+    nest0_2 --> N1
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N8 -.-> nest1_0
+    nest1_2 --> N5
+    N6 -.-> S0
+    S0 --> N9
+    S0 --> N8
+    N6 --> S1
+    S1 -.-> N8
+    S1 --> N11
+    N3 -.-> M0
+    N4 -.-> M0
+    M0 --> N6
+    N0 -.-> M2
+    N4 --> M2
+    N3 -.-> M2
+    M2 --> N6
+    style N0 fill:#E6EE9C,stroke:#CDDC39
+    style N1 fill:#D0E0F8,stroke:#4285F4
+    style N2 fill:#E8F0FF,stroke:#A2D0FF
+    style N3 fill:#E6EE9C,stroke:#CDDC39
+    style N4 fill:#E6EE9C,stroke:#CDDC39
+    style N5 fill:#E6EE9C,stroke:#CDDC39
+    style N6 fill:#E8F0FF,stroke:#A2D0FF
+    style N7 fill:#E8F0FF,stroke:#A2D0FF
+    style N8 fill:#E8F0FF,stroke:#A2D0FF
+    style N9 fill:#D0E0F8,stroke:#4285F4
+    style N10 fill:#E8F0FF,stroke:#A2D0FF
+    style N11 fill:#E8F0FF,stroke:#A2D0FF
+    style N12 fill:#E6EE9C,stroke:#CDDC39
+    style S0 fill:#D0E0F8,stroke:#4285F4
+    style S1 fill:#E8F0FF,stroke:#A2D0FF
+    style M0 fill:#E8F0FF,stroke:#A2D0FF
+    style M2 fill:#E8F0FF,stroke:#A2D0FF
+    style nest0_0 fill:#E8F0FF,stroke:#A2D0FF
+    style nest0_1 fill:#E6EE9C,stroke:#CDDC39
+    style nest0_2 fill:#E8F0FF,stroke:#A2D0FF
+    style nest1_0 fill:#E8F0FF,stroke:#A2D0FF
+    style nest1_1 fill:#D0E0F8,stroke:#4285F4
+    style nest1_2 fill:#E6EE9C,stroke:#CDDC39
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#4285F4,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#CDDC39,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_275.txt b/test/mermaid/scanned_hard/mermaid_275.txt
new file mode 100644
index 0000000000000000000000000000000000000000..41e32640d4a8804e4ca3f9fa7f314d820059974d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_275.txt
@@ -0,0 +1,32 @@
+<Accessibility Support, connectedTo, Proactive Communication>
+<Complaint Trend Analysis, connectedTo, Email Support>
+<Complaint Trend Analysis, partOf, Post_Service Follow_up>
+<Customer Journey Mapping, connectedTo, Multilingual Support>
+<Email Support, connectedTo, Knowledge Base Creation>
+<Email Support, connectedTo, Service Level Agreement Monitoring>
+<Feedback Loop to Product Development, connectedTo, Self_Service Portal Management>
+<Inquiry Handling, connectedTo, Knowledge Base Creation>
+<Inquiry Handling, connectedTo, Live Chat Support>
+<Issue Escalation, connectedTo, Customer Journey Mapping>
+<Knowledge Base Creation, connectedTo, Customer Journey Mapping>
+<Knowledge Base Creation, connectedTo, Feedback Loop to Product Development>
+<Knowledge Base Creation, connectedTo, Self_Service Portal Management>
+<Knowledge Base Creation, connectedTo, Technical Support>
+<Live Chat Support, connectedTo, Email Support>
+<Live Chat Support, connectedTo, Knowledge Base Creation>
+<Order Status Check, connectedTo, Service Recovery>
+<Order Status Check, partOf, First Contact Resolution Optimization>
+<Phone Support, connectedTo, Accessibility Support>
+<Phone Support, connectedTo, Knowledge Base Creation>
+<Proactive Communication, connectedTo, Inquiry Handling>
+<Refund Processing, connectedTo, Complaint Trend Analysis>
+<Refund Processing, partOf, Post_Service Follow_up>
+<Self_Service Portal Management, connectedTo, Technical Support>
+<Self_Service Portal Management, connectedTo, Virtual Assistant Interaction>
+<Service Level Agreement Monitoring, connectedTo, Order Status Check>
+<Service Level Agreement Monitoring, partOf, First Contact Resolution Optimization>
+<Service Recovery, connectedTo, Accessibility Support>
+<Service Recovery, partOf, First Contact Resolution Optimization>
+<Technical Support, connectedTo, Issue Escalation>
+<Virtual Assistant Interaction, connectedTo, Refund Processing>
+<Virtual Assistant Interaction, partOf, Post_Service Follow_up>
diff --git a/test/mermaid/scanned_hard/mermaid_276.mmd b/test/mermaid/scanned_hard/mermaid_276.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a5bb0a6d44bb155e6c3a8d1d2186550c5b38130a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_276.mmd
@@ -0,0 +1,134 @@
+graph TD
+    N0([Collaborative Planning])
+    N1[(Performance Monitoring)]
+    N2[/Logistics Optimization/]
+    N3(Customs Compliance)
+    N4([Order Fulfillment])
+    N5[[Transportation Management]]
+    N6(Production Planning)
+    N7{Third_Party Logistics Management}
+    N8{Data Analytics for Supply Chain}
+    N9[Warehousing]
+    N10([Vendor Managed Inventory])
+    N11[Contract Manufacturing Oversight]
+    N12([Intermodal Transportation])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Production Scheduling Integration
+        nest0_0[Supplier Selection]
+        nest0_1{Blockchain for Traceability}
+        nest0_2[Digital Twin of Supply Chain]
+        nest0_3([Reverse Logistics])
+    end
+    subgraph Last_Mile Delivery Optimization
+        nest1_0[Demand Planning]
+        nest1_1[/Sustainability Initiatives/]
+    end
+    N0 -.-> |automates| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> |manages| N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N5 -.-> nest0_0
+    nest0_3 -.-> |inspects| N1
+    nest1_0 --> |secures| nest1_1
+    N5 -.-> nest1_0
+    nest1_1 -.-> N5
+    N5 --> S0
+    S0 --> N7
+    S0 --> N12
+    N9 -.-> S1
+    S1 -.-> |mitigates| N11
+    S1 --> N12
+    N2 --> S2
+    S2 -.-> N4
+    S2 --> N8
+    N0 --> M0
+    N2 -.-> M0
+    N1 -.-> |sources| M0
+    M0 -.-> N5
+    N6 -.-> M1
+    N4 -.-> M1
+    M1 -.-> N12
+    N1 --> |tracks| M2
+    N2 --> M2
+    M2 -.-> N4
+    style N0 fill:#E1F5FE,stroke:#4FC3F7
+    style N1 fill:#E1F5FE,stroke:#4FC3F7
+    style N2 fill:#F6F6F6,stroke:#CFCFCF
+    style N3 fill:#F6F6F6,stroke:#CFCFCF
+    style N4 fill:#F6F6F6,stroke:#CFCFCF
+    style N5 fill:#E1F5FE,stroke:#4FC3F7
+    style N6 fill:#E1F5FE,stroke:#4FC3F7
+    style N7 fill:#F6F6F6,stroke:#CFCFCF
+    style N8 fill:#E1F5FE,stroke:#4FC3F7
+    style N9 fill:#E1F5FE,stroke:#4FC3F7
+    style N10 fill:#F6F6F6,stroke:#CFCFCF
+    style N11 fill:#F6F6F6,stroke:#CFCFCF
+    style N12 fill:#E0E6E9,stroke:#AABEC6
+    style S0 fill:#F6F6F6,stroke:#CFCFCF
+    style S1 fill:#E0E6E9,stroke:#AABEC6
+    style S2 fill:#F6F6F6,stroke:#CFCFCF
+    style M0 fill:#E1F5FE,stroke:#4FC3F7
+    style M1 fill:#F6F6F6,stroke:#CFCFCF
+    style M2 fill:#F6F6F6,stroke:#CFCFCF
+    style nest0_0 fill:#E1F5FE,stroke:#4FC3F7
+    style nest0_1 fill:#E0E6E9,stroke:#AABEC6
+    style nest0_2 fill:#E0E6E9,stroke:#AABEC6
+    style nest0_3 fill:#E0E6E9,stroke:#AABEC6
+    style nest1_0 fill:#F6F6F6,stroke:#CFCFCF
+    style nest1_1 fill:#E0E6E9,stroke:#AABEC6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#4FC3F7,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_277.mmd b/test/mermaid/scanned_hard/mermaid_277.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a4dae2d64af54dc7b1f5ac512052dfb0bfe2ed96
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_277.mmd
@@ -0,0 +1,118 @@
+graph BT
+    N0([start])
+    N1[[Reclamation]]
+    N2[/Open Pit Mining Operations/]
+    N3[Emergency Response Planning]
+    N4([Core Logging])
+    N5(Drilling and Blasting)
+    N6[Mine Planning]
+    N7[Mine Closure Planning]
+    N8[/Resource Estimation/]
+    N9[/Energy Management/]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Crushing and Grinding
+        nest0_0[Equipment Maintenance]
+        nest0_1[(Refining)]
+        nest0_2{Underground Mining Operations}
+        nest0_3[[Waste Rock Management]]
+    end
+    subgraph Safety Management
+        nest1_0([Environmental Impact Assessment])
+        nest1_1(Remote Operations Center)
+        nest1_2[Mine Dewatering]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> |safety| N8
+    N8 --> N9
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N2 --> nest0_0
+    nest0_3 --> N2
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N3 --> nest1_0
+    nest1_2 --> N9
+    N4 --> S0
+    S0 --> N8
+    S0 -.-> N7
+    S0 -.-> N9
+    N3 --> S1
+    S1 --> |grinds| N7
+    S1 -.-> |refines| N6
+    S1 --> N9
+    S1 -.-> N5
+    N1 -.-> M0
+    N4 --> M0
+    N0 --> M0
+    N3 -.-> M0
+    M0 --> N8
+    N1 -.-> M1
+    N0 -.-> M1
+    M1 --> N3
+    style N0 fill:#E9F7E8,stroke:#6EB76D
+    style N1 fill:#E9F7E8,stroke:#6EB76D
+    style N2 fill:#E9F7E8,stroke:#6EB76D
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#E8EAF6,stroke:#5C6BC0
+    style N5 fill:#E8EAF6,stroke:#5C6BC0
+    style N6 fill:#F3E5F5,stroke:#BA68C8
+    style N7 fill:#F3E5F5,stroke:#BA68C8
+    style N8 fill:#F3E5F5,stroke:#BA68C8
+    style N9 fill:#F3E5F5,stroke:#BA68C8
+    style S0 fill:#E9F7E8,stroke:#6EB76D
+    style S1 fill:#F3E5F5,stroke:#BA68C8
+    style M0 fill:#E8EAF6,stroke:#5C6BC0
+    style M1 fill:#E9F7E8,stroke:#6EB76D
+    style nest0_0 fill:#E8EAF6,stroke:#5C6BC0
+    style nest0_1 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_2 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_3 fill:#E9F7E8,stroke:#6EB76D
+    style nest1_0 fill:#F3E5F5,stroke:#BA68C8
+    style nest1_1 fill:#F3E5F5,stroke:#BA68C8
+    style nest1_2 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#BA68C8,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_277.txt b/test/mermaid/scanned_hard/mermaid_277.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c26b5318e0cae436f56213088fa831ebcd0aaa20
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_277.txt
@@ -0,0 +1,37 @@
+<Core Logging, connectedTo, Drilling and Blasting>
+<Core Logging, connectedTo, Energy Management>
+<Core Logging, connectedTo, Mine Closure Planning>
+<Core Logging, connectedTo, Resource Estimation>
+<Drilling and Blasting, connectedTo, Mine Planning>
+<Emergency Response Planning, connectedTo, Core Logging>
+<Emergency Response Planning, connectedTo, Drilling and Blasting>
+<Emergency Response Planning, connectedTo, Energy Management>
+<Emergency Response Planning, connectedTo, Environmental Impact Assessment>
+<Emergency Response Planning, connectedTo, Resource Estimation>
+<Emergency Response Planning, grinds, Mine Closure Planning>
+<Emergency Response Planning, refines, Mine Planning>
+<Environmental Impact Assessment, connectedTo, Remote Operations Center>
+<Environmental Impact Assessment, partOf, Safety Management>
+<Equipment Maintenance, connectedTo, Refining>
+<Equipment Maintenance, partOf, Crushing and Grinding>
+<Mine Closure Planning, safety, Resource Estimation>
+<Mine Dewatering, connectedTo, Energy Management>
+<Mine Dewatering, partOf, Safety Management>
+<Mine Planning, connectedTo, Mine Closure Planning>
+<Open Pit Mining Operations, connectedTo, Emergency Response Planning>
+<Open Pit Mining Operations, connectedTo, Equipment Maintenance>
+<Reclamation, connectedTo, Emergency Response Planning>
+<Reclamation, connectedTo, Open Pit Mining Operations>
+<Reclamation, connectedTo, Resource Estimation>
+<Refining, connectedTo, Underground Mining Operations>
+<Refining, partOf, Crushing and Grinding>
+<Remote Operations Center, connectedTo, Mine Dewatering>
+<Remote Operations Center, partOf, Safety Management>
+<Resource Estimation, connectedTo, Energy Management>
+<Underground Mining Operations, connectedTo, Waste Rock Management>
+<Underground Mining Operations, partOf, Crushing and Grinding>
+<Waste Rock Management, connectedTo, Open Pit Mining Operations>
+<Waste Rock Management, partOf, Crushing and Grinding>
+<start, connectedTo, Emergency Response Planning>
+<start, connectedTo, Reclamation>
+<start, connectedTo, Resource Estimation>
diff --git a/test/mermaid/scanned_hard/mermaid_278.mmd b/test/mermaid/scanned_hard/mermaid_278.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6de9a8e32251a6dce9605ac3bce88dced3c36edd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_278.mmd
@@ -0,0 +1,133 @@
+graph TD
+    N0([start])
+    N1[(Maritime Law Compliance)]
+    N2[Freight Forwarding]
+    N3[[Bunkering]]
+    N4[Customs Clearance]
+    N5[(Pollution Control)]
+    N6[[Marine Safety Inspection]]
+    N7([Digitalization of Shipping])
+    N8[/Salvage Operations/]
+    N9[Voyage Optimization]
+    N10(Ballast Water Management)
+    N11[[Green Shipping Initiatives]]
+    N12([Vessel Maintenance])
+    N13([Fisheries Management])
+    N14[(Maritime Security)]
+    N15[Offshore Operations]
+    N16[Port Operations]
+    N17([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Fleet Management
+        nest0_0[Search and Rescue Coordination]
+        nest0_1([Inland Waterway Transport])
+        nest0_2([Cargo Loading])
+    end
+    subgraph Marine Data Analytics
+        nest1_0[(Ship_to_Shore Communication)]
+        nest1_1(Terminal Management)
+        nest1_2(Shipbuilding)
+        nest1_3(Navigation)
+    end
+    N0 --> N1
+    N1 -.-> |no| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 --> N15
+    N15 --> N16
+    N16 --> N17
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N15 --> nest0_0
+    nest0_2 --> N8
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> |no| nest1_3
+    N16 -.-> nest1_0
+    nest1_3 --> |yes| N16
+    N7 -.-> S0
+    S0 -.-> N13
+    S0 -.-> N15
+    S0 -.-> N16
+    S0 --> |no| N10
+    N3 --> S1
+    S1 --> N17
+    S1 -.-> N7
+    S1 -.-> N11
+    N6 -.-> M0
+    N0 --> M0
+    N1 -.-> |yes| M0
+    N4 -.-> M0
+    M0 -.-> N8
+    N1 --> M1
+    N0 -.-> M1
+    M1 -.-> N3
+    N2 --> M2
+    N3 -.-> M2
+    M2 --> N5
+    style S0 fill:#F0F4C3,stroke:#AED581
+    style S1 fill:#F0F4C3,stroke:#AED581
+    style M0 fill:#F9FBE7,stroke:#DCE775
+    style M1 fill:#BBDEFB,stroke:#2196F3
+    style M2 fill:#F9FBE7,stroke:#DCE775
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 42 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 43 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 44 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 45 stroke:#DCE775,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_279.txt b/test/mermaid/scanned_hard/mermaid_279.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e9dd6abdef3a794f97ca5f666f484d56d4b585c3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_279.txt
@@ -0,0 +1,49 @@
+<Astronaut Training, partOf, Telemetry Monitoring>
+<Astronaut Training, transmits, Astrophysics Research>
+<Astrophysics Research, connectedTo, Mission Control Center Management>
+<Deep Space Communications, connectedTo, New Space Technology Development>
+<Deep Space Communications, connectedTo, Scientific Data Analysis>
+<Deep Space Communications, connectedTo, Space Station Operations>
+<Deep Space Communications, designs, Launch Operations>
+<Ground Station Operations, collaborates, Space Station Operations>
+<Ground Station Operations, connectedTo, Deep Space Communications>
+<In_Situ Resource Utilization, connectedTo, Ground Station Operations>
+<In_Situ Resource Utilization, connectedTo, International Collaboration>
+<In_Situ Resource Utilization, connectedTo, Mission Control Center Management>
+<In_Situ Resource Utilization, connectedTo, New Space Technology Development>
+<In_Situ Resource Utilization, connectedTo, Robotics for Space Exploration>
+<In_Situ Resource Utilization, connectedTo, Satellite Deployment>
+<In_Situ Resource Utilization, connectedTo, Space Station Operations>
+<International Collaboration, connectedTo, Mission Control Center Management>
+<International Collaboration, regulates, Robotics for Space Exploration>
+<Interplanetary Trajectory Calculation, connectedTo, Radiation Shielding Design>
+<Interplanetary Trajectory Calculation, partOf, Lunar Exploration>
+<Launch Vehicle Integration, connectedTo, New Space Technology Development>
+<Launch Vehicle Integration, connectedTo, Space Station Operations>
+<Launch Vehicle Integration, inspires, International Collaboration>
+<Life Support Systems, connectedTo, Mission Control Center Management>
+<Life Support Systems, partOf, Lunar Exploration>
+<Microgravity Experiments, connectedTo, Planetary Science Research>
+<Microgravity Experiments, partOf, Telemetry Monitoring>
+<Mission Control Center Management, connectedTo, Ground Station Operations>
+<Mission Control Center Management, connectedTo, New Space Technology Development>
+<Mission Design, connectedTo, Life Support Systems>
+<Mission Design, partOf, Lunar Exploration>
+<New Space Technology Development, connectedTo, Launch Operations>
+<Planetary Science Research, partOf, Telemetry Monitoring>
+<Planetary Science Research, tests, Space Debris Mitigation>
+<Radiation Shielding Design, connectedTo, Mission Design>
+<Radiation Shielding Design, partOf, Lunar Exploration>
+<Robotics for Space Exploration, connectedTo, Mission Control Center Management>
+<Robotics for Space Exploration, connectedTo, Scientific Data Analysis>
+<Robotics for Space Exploration, connectedTo, Spacecraft Control>
+<Satellite Deployment, connectedTo, Space Station Operations>
+<Satellite Deployment, secures, Launch Vehicle Integration>
+<Scientific Data Analysis, connectedTo, New Space Technology Development>
+<Space Debris Mitigation, connectedTo, Astronaut Training>
+<Space Debris Mitigation, partOf, Telemetry Monitoring>
+<Space Station Operations, connectedTo, Interplanetary Trajectory Calculation>
+<Space Station Operations, connectedTo, Microgravity Experiments>
+<Space Station Operations, connectedTo, New Space Technology Development>
+<Space Station Operations, connectedTo, Scientific Data Analysis>
+<Spacecraft Control, explores, Astrophysics Research>
diff --git a/test/mermaid/scanned_hard/mermaid_28.txt b/test/mermaid/scanned_hard/mermaid_28.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7c5aea26d9f5c487784e80daab048baf5c609763
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_28.txt
@@ -0,0 +1,8 @@
+<Equipment Mobilization, no, end>
+<Material Procurement, connectedTo, Site Logistics>
+<Post_Construction Handover, connectedTo, Tunneling>
+<Punch List Completion, yes, Post_Construction Handover>
+<Site Logistics, connectedTo, Punch List Completion>
+<Site Logistics, connectedTo, start>
+<Tunneling, yes, Equipment Mobilization>
+<start, no, Material Procurement>
diff --git a/test/mermaid/scanned_hard/mermaid_280.txt b/test/mermaid/scanned_hard/mermaid_280.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c60cc035501087089316ae3184b30e9f274a4a5e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_280.txt
@@ -0,0 +1,40 @@
+<Carbon Cycle Research, connectedTo, Extreme Weather Event Analysis>
+<Carbon Cycle Research, partOf, Glacier Mass Balance Monitoring>
+<Carbon Sequestration Technologies, connectedTo, Greenhouse Gas Measurement>
+<Carbon Sequestration Technologies, connectedTo, Remote Sensing for Climate>
+<Climate Change Vulnerability Assessment, connectedTo, Greenhouse Gas Measurement>
+<Climate Change Vulnerability Assessment, connectedTo, Sea Level Rise Projection>
+<Climate Resilient Agriculture, connectedTo, end>
+<Climate Resilient Agriculture, partOf, Glacier Mass Balance Monitoring>
+<Data Collection, yes, end>
+<Drought Monitoring and Forecasting, connectedTo, Carbon Sequestration Technologies>
+<Drought Monitoring and Forecasting, connectedTo, Greenhouse Gas Measurement>
+<Drought Monitoring and Forecasting, connectedTo, Sea Level Rise Projection>
+<Ecological Footprint Calculation, connectedTo, Ice Sheet Dynamics>
+<Ecosystem Response Modeling, connectedTo, Flood Risk Assessment>
+<Ecosystem Response Modeling, partOf, Green Technology Incubation>
+<Extreme Weather Event Analysis, connectedTo, Climate Resilient Agriculture>
+<Extreme Weather Event Analysis, partOf, Glacier Mass Balance Monitoring>
+<Flood Risk Assessment, connectedTo, Data Collection>
+<Greenhouse Gas Measurement, connectedTo, International Climate Negotiation>
+<Greenhouse Gas Measurement, connectedTo, Sea Level Rise Projection>
+<Ice Sheet Dynamics, connectedTo, Flood Risk Assessment>
+<International Climate Negotiation, connectedTo, Ecosystem Response Modeling>
+<International Climate Negotiation, partOf, Green Technology Incubation>
+<Paleoclimate Reconstruction, connectedTo, Climate Change Vulnerability Assessment>
+<Paleoclimate Reconstruction, connectedTo, Greenhouse Gas Measurement>
+<Paleoclimate Reconstruction, yes, Sea Level Rise Projection>
+<Remote Sensing for Climate, connectedTo, Paleoclimate Reconstruction>
+<Remote Sensing for Climate, connectedTo, Sea Level Rise Projection>
+<Renewable Energy Potential Assessment, connectedTo, Carbon Cycle Research>
+<Renewable Energy Potential Assessment, partOf, Glacier Mass Balance Monitoring>
+<Satellite Data Interpretation, connectedTo, Ecological Footprint Calculation>
+<Satellite Data Interpretation, connectedTo, Renewable Energy Potential Assessment>
+<Sea Level Rise Projection, connectedTo, Data Collection>
+<Sea Level Rise Projection, connectedTo, Ecological Footprint Calculation>
+<Sea Level Rise Projection, connectedTo, Flood Risk Assessment>
+<Sea Level Rise Projection, connectedTo, Ice Sheet Dynamics>
+<Sea Level Rise Projection, no, Ecological Footprint Calculation>
+<Sea Level Rise Projection, no, Satellite Data Interpretation>
+<start, connectedTo, Drought Monitoring and Forecasting>
+<start, connectedTo, Greenhouse Gas Measurement>
diff --git a/test/mermaid/scanned_hard/mermaid_281.mmd b/test/mermaid/scanned_hard/mermaid_281.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0891e7c0f31af3372d43f6c2865c8bb10d1d284a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_281.mmd
@@ -0,0 +1,90 @@
+graph LR
+    N0([start])
+    N1[(Lightning Detection)]
+    N2[(Air Quality Forecasting)]
+    N3[/Flood Prediction/]
+    N4[Severe Weather Warning]
+    N5[/Snowfall Measurement/]
+    N6[Mesoscale Meteorology]
+    N7[Radar Imaging]
+    N8{Weather Forecasting}
+    N9([Synoptic Chart Analysis])
+    N10(Temperature Monitoring)
+    N11([Precipitation Measurement])
+    N12[(Tropical Cyclone Analysis)]
+    S0(( ))
+    S1(( ))
+    M2(( ))
+    subgraph Public Weather Briefing
+        nest0_0(Drought Monitoring)
+        nest0_1(Ocean_Atmosphere Interaction Study)
+    end
+    subgraph Climate Data Archiving
+        nest1_0[Boundary Layer Study]
+        nest1_1([Agricultural Weather Advisory])
+        nest1_2([Hurricane Trajectory Modeling])
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> |yes| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 --> N12
+    nest0_0 -.-> nest0_1
+    N5 -.-> nest0_0
+    nest0_1 --> N4
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N2 -.-> nest1_0
+    nest1_2 --> N11
+    N5 --> S0
+    S0 --> |yes| N8
+    S0 --> N11
+    S0 --> N10
+    N9 --> S1
+    S1 -.-> |no| N12
+    S1 --> N11
+    N1 --> M2
+    N3 -.-> M2
+    N0 --> M2
+    M2 -.-> N5
+    style S0 fill:#C5CAE9,stroke:#3F51B5
+    style S1 fill:#FFFAE0,stroke:#FFE470
+    style M2 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFE470,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_281.txt b/test/mermaid/scanned_hard/mermaid_281.txt
new file mode 100644
index 0000000000000000000000000000000000000000..77ec0e5bc3b02e069b9e3c0a7d4d22b3696b82e5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_281.txt
@@ -0,0 +1,32 @@
+<Agricultural Weather Advisory, connectedTo, Hurricane Trajectory Modeling>
+<Agricultural Weather Advisory, partOf, Climate Data Archiving>
+<Air Quality Forecasting, connectedTo, Boundary Layer Study>
+<Air Quality Forecasting, connectedTo, Flood Prediction>
+<Boundary Layer Study, connectedTo, Agricultural Weather Advisory>
+<Boundary Layer Study, partOf, Climate Data Archiving>
+<Drought Monitoring, connectedTo, Ocean_Atmosphere Interaction Study>
+<Drought Monitoring, partOf, Public Weather Briefing>
+<Flood Prediction, connectedTo, Severe Weather Warning>
+<Flood Prediction, connectedTo, Snowfall Measurement>
+<Hurricane Trajectory Modeling, connectedTo, Precipitation Measurement>
+<Hurricane Trajectory Modeling, partOf, Climate Data Archiving>
+<Lightning Detection, connectedTo, Air Quality Forecasting>
+<Lightning Detection, connectedTo, Snowfall Measurement>
+<Mesoscale Meteorology, connectedTo, Radar Imaging>
+<Ocean_Atmosphere Interaction Study, connectedTo, Severe Weather Warning>
+<Ocean_Atmosphere Interaction Study, partOf, Public Weather Briefing>
+<Precipitation Measurement, connectedTo, Tropical Cyclone Analysis>
+<Radar Imaging, connectedTo, Weather Forecasting>
+<Severe Weather Warning, yes, Snowfall Measurement>
+<Snowfall Measurement, connectedTo, Drought Monitoring>
+<Snowfall Measurement, connectedTo, Mesoscale Meteorology>
+<Snowfall Measurement, connectedTo, Precipitation Measurement>
+<Snowfall Measurement, connectedTo, Temperature Monitoring>
+<Snowfall Measurement, yes, Weather Forecasting>
+<Synoptic Chart Analysis, connectedTo, Precipitation Measurement>
+<Synoptic Chart Analysis, connectedTo, Temperature Monitoring>
+<Synoptic Chart Analysis, no, Tropical Cyclone Analysis>
+<Temperature Monitoring, connectedTo, Precipitation Measurement>
+<Weather Forecasting, connectedTo, Synoptic Chart Analysis>
+<start, connectedTo, Lightning Detection>
+<start, connectedTo, Snowfall Measurement>
diff --git a/test/mermaid/scanned_hard/mermaid_282.txt b/test/mermaid/scanned_hard/mermaid_282.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3fc445066874a85c8bed936bb2b93cd6b739aa2a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_282.txt
@@ -0,0 +1,42 @@
+<Biomedical Waste Handling, connectedTo, Hazardous Waste Disposal>
+<Biomedical Waste Handling, designs, Container Management>
+<Circular Economy Initiatives, connectedTo, Resource Recovery>
+<Circular Economy Initiatives, connectedTo, Textile Recycling>
+<Composting, connectedTo, Waste Compaction>
+<Composting, partOf, Waste_to_Energy Conversion>
+<Construction and Demolition Waste Management, connectedTo, Material Recovery Facility Operation>
+<Construction and Demolition Waste Management, partOf, Leachate Treatment>
+<Container Management, connectedTo, Textile Recycling>
+<Electronic Waste Recycling, compacts, Waste Characterization Study>
+<Hazardous Waste Disposal, connectedTo, Biomedical Waste Handling>
+<Industrial Waste Management, connectedTo, Construction and Demolition Waste Management>
+<Industrial Waste Management, connectedTo, Textile Recycling>
+<Industrial Waste Management, connectedTo, Waste Reduction Planning>
+<Landfill Gas Collection, connectedTo, Metal Recycling>
+<Material Recovery Facility Operation, connectedTo, Waste Incineration>
+<Material Recovery Facility Operation, partOf, Leachate Treatment>
+<Metal Recycling, connectedTo, Biomedical Waste Handling>
+<Metal Recycling, connectedTo, Electronic Waste Recycling>
+<Organics Collection, connectedTo, end>
+<Plastic Recycling Technologies, connectedTo, Container Management>
+<Plastic Recycling Technologies, partOf, Waste_to_Energy Conversion>
+<Resource Recovery, connectedTo, Composting>
+<Resource Recovery, connectedTo, Industrial Waste Management>
+<Smart Waste Bins, connectedTo, Textile Recycling>
+<Smart Waste Bins, innovates, Landfill Gas Collection>
+<Textile Recycling, connectedTo, Waste Audit>
+<Waste Audit, connectedTo, Organics Collection>
+<Waste Characterization Study, connectedTo, Container Management>
+<Waste Characterization Study, connectedTo, Waste Audit>
+<Waste Characterization Study, incinerates, Hazardous Waste Disposal>
+<Waste Compaction, connectedTo, Waste Logistics Optimization>
+<Waste Compaction, partOf, Waste_to_Energy Conversion>
+<Waste Incineration, connectedTo, Electronic Waste Recycling>
+<Waste Incineration, partOf, Leachate Treatment>
+<Waste Logistics Optimization, connectedTo, Plastic Recycling Technologies>
+<Waste Logistics Optimization, partOf, Waste_to_Energy Conversion>
+<Waste Reduction Planning, connectedTo, Waste Sorting>
+<Waste Sorting, connectedTo, Electronic Waste Recycling>
+<Waste Sorting, connectedTo, Smart Waste Bins>
+<Waste Sorting, connectedTo, Waste Audit>
+<Waste Sorting, processes, Metal Recycling>
diff --git a/test/mermaid/scanned_hard/mermaid_284.mmd b/test/mermaid/scanned_hard/mermaid_284.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..76cff69dd245f996d4867dfa461c51843b8f51b0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_284.mmd
@@ -0,0 +1,136 @@
+graph RL
+    N0([start])
+    N1(Cleaning and Processing)
+    N2(Industrial Recycling Programs)
+    N3(Waste Stream Analysis)
+    N4([Chemical Recycling])
+    N5[(Recycling Policy Advocacy)]
+    N6(Commercial Recycling Solutions)
+    N7([Glass Recycling])
+    N8(Construction Waste Recycling)
+    N9[[Energy Recovery from Non_Recyclables]]
+    N10[Deposit_Return Schemes]
+    N11[/Tyre Recycling/]
+    N12[[Reprocessing into Raw Material]]
+    N13{Material Purity Testing}
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Product Design for Recyclability
+        nest0_0[/Life Cycle Assessment/]
+        nest0_1[End_of_Life Product Management]
+        nest0_2(Recycling Infrastructure Development)
+    end
+    subgraph Plastic Recycling
+        nest1_0{Sorting and Segregation}
+        nest1_1(Recycling Market Development)
+        nest1_2(Paper Recycling)
+        nest1_3([Material Collection])
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> |classifies| N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> |subsidizes| nest0_2
+    N3 --> nest0_0
+    nest0_2 --> N13
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N11 -.-> nest1_0
+    nest1_3 -.-> N4
+    N2 -.-> S0
+    S0 -.-> N12
+    S0 -.-> N10
+    S0 -.-> N8
+    S0 --> |minimizes| N5
+    N8 --> S1
+    S1 --> N10
+    S1 --> N13
+    S1 -.-> N12
+    N0 --> M0
+    N10 --> M0
+    N7 -.-> |assesses| M0
+    N1 --> |designs| M0
+    M0 --> N13
+    N1 -.-> M1
+    N4 -.-> M1
+    N6 -.-> M1
+    M1 --> N9
+    style N0 fill:#FBE9E7,stroke:#FF8A65
+    style N1 fill:#E0E6E9,stroke:#AABEC6
+    style N2 fill:#F3E5F5,stroke:#BA68C8
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#FBE9E7,stroke:#FF8A65
+    style N5 fill:#E0E6E9,stroke:#AABEC6
+    style N6 fill:#F3E5F5,stroke:#BA68C8
+    style N7 fill:#F3E5F5,stroke:#BA68C8
+    style N8 fill:#FBE9E7,stroke:#FF8A65
+    style N9 fill:#F3E5F5,stroke:#BA68C8
+    style N10 fill:#E0E6E9,stroke:#AABEC6
+    style N11 fill:#E0E6E9,stroke:#AABEC6
+    style N12 fill:#E0E6E9,stroke:#AABEC6
+    style N13 fill:#F3E5F5,stroke:#BA68C8
+    style S0 fill:#F3E5F5,stroke:#BA68C8
+    style S1 fill:#F3E5F5,stroke:#BA68C8
+    style M0 fill:#F3E5F5,stroke:#BA68C8
+    style M1 fill:#E0E6E9,stroke:#AABEC6
+    style nest0_0 fill:#E0E6E9,stroke:#AABEC6
+    style nest0_1 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_2 fill:#E0E6E9,stroke:#AABEC6
+    style nest1_0 fill:#FBE9E7,stroke:#FF8A65
+    style nest1_1 fill:#F3E5F5,stroke:#BA68C8
+    style nest1_2 fill:#E0E6E9,stroke:#AABEC6
+    style nest1_3 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#AABEC6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_284.txt b/test/mermaid/scanned_hard/mermaid_284.txt
new file mode 100644
index 0000000000000000000000000000000000000000..134e2742ad42b7c6d491ea9e1e050fd6fbb99e6f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_284.txt
@@ -0,0 +1,43 @@
+<Chemical Recycling, classifies, Recycling Policy Advocacy>
+<Chemical Recycling, connectedTo, Energy Recovery from Non_Recyclables>
+<Cleaning and Processing, connectedTo, Energy Recovery from Non_Recyclables>
+<Cleaning and Processing, connectedTo, Industrial Recycling Programs>
+<Cleaning and Processing, designs, Material Purity Testing>
+<Commercial Recycling Solutions, connectedTo, Energy Recovery from Non_Recyclables>
+<Commercial Recycling Solutions, connectedTo, Glass Recycling>
+<Construction Waste Recycling, connectedTo, Deposit_Return Schemes>
+<Construction Waste Recycling, connectedTo, Energy Recovery from Non_Recyclables>
+<Construction Waste Recycling, connectedTo, Material Purity Testing>
+<Construction Waste Recycling, connectedTo, Reprocessing into Raw Material>
+<Deposit_Return Schemes, connectedTo, Material Purity Testing>
+<Deposit_Return Schemes, connectedTo, Tyre Recycling>
+<End_of_Life Product Management, partOf, Product Design for Recyclability>
+<End_of_Life Product Management, subsidizes, Recycling Infrastructure Development>
+<Energy Recovery from Non_Recyclables, connectedTo, Deposit_Return Schemes>
+<Glass Recycling, assesses, Material Purity Testing>
+<Glass Recycling, connectedTo, Construction Waste Recycling>
+<Industrial Recycling Programs, connectedTo, Construction Waste Recycling>
+<Industrial Recycling Programs, connectedTo, Deposit_Return Schemes>
+<Industrial Recycling Programs, connectedTo, Reprocessing into Raw Material>
+<Industrial Recycling Programs, connectedTo, Waste Stream Analysis>
+<Industrial Recycling Programs, minimizes, Recycling Policy Advocacy>
+<Life Cycle Assessment, connectedTo, End_of_Life Product Management>
+<Life Cycle Assessment, partOf, Product Design for Recyclability>
+<Material Collection, connectedTo, Chemical Recycling>
+<Material Collection, partOf, Plastic Recycling>
+<Paper Recycling, connectedTo, Material Collection>
+<Paper Recycling, partOf, Plastic Recycling>
+<Recycling Infrastructure Development, connectedTo, Material Purity Testing>
+<Recycling Infrastructure Development, partOf, Product Design for Recyclability>
+<Recycling Market Development, connectedTo, Paper Recycling>
+<Recycling Market Development, partOf, Plastic Recycling>
+<Recycling Policy Advocacy, connectedTo, Commercial Recycling Solutions>
+<Reprocessing into Raw Material, connectedTo, Material Purity Testing>
+<Sorting and Segregation, connectedTo, Recycling Market Development>
+<Sorting and Segregation, partOf, Plastic Recycling>
+<Tyre Recycling, connectedTo, Reprocessing into Raw Material>
+<Tyre Recycling, connectedTo, Sorting and Segregation>
+<Waste Stream Analysis, connectedTo, Chemical Recycling>
+<Waste Stream Analysis, connectedTo, Life Cycle Assessment>
+<start, connectedTo, Cleaning and Processing>
+<start, connectedTo, Material Purity Testing>
diff --git a/test/mermaid/scanned_hard/mermaid_285.mmd b/test/mermaid/scanned_hard/mermaid_285.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..afe0ea30ddcc4e1c74315627ad857f8af5826fe0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_285.mmd
@@ -0,0 +1,106 @@
+graph BT
+    N0([Reforestation])
+    N1(Recreation Management)
+    N2(Sawmill Processing)
+    N3([Forest Research])
+    N4[/Erosion Control/]
+    N5([Silviculture])
+    N6[Forestry Equipment Maintenance]
+    N7[Wildlife Habitat Management]
+    N8[(Pest and Disease Control)]
+    N9(Forest Health Monitoring)
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M1(( ))
+    subgraph Ecological Restoration
+        nest0_0[Urban Forestry Management]
+        nest0_1[/Forestry Policy Development/]
+        nest0_2([Biodiversity Conservation in Forests])
+    end
+    subgraph Climate Change Adaptation in Forests
+        nest1_0{Forest Fire Management}
+        nest1_1{Afforestation}
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 --> N9
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N6 -.-> nest0_0
+    nest0_2 -.-> N9
+    nest1_0 -.-> nest1_1
+    N2 --> nest1_0
+    nest1_1 -.-> N8
+    N4 -.-> S0
+    S0 -.-> N6
+    S0 --> N9
+    S0 -.-> N8
+    N0 --> S1
+    S1 -.-> N3
+    S1 --> |plants| N8
+    S1 -.-> N9
+    N5 --> S2
+    S2 -.-> N9
+    S2 -.-> N8
+    N0 --> M1
+    N2 --> M1
+    N3 -.-> M1
+    M1 -.-> N6
+    style N0 fill:#FFFAE0,stroke:#FFE470
+    style N1 fill:#C8EDFF,stroke:#82DAFF
+    style N2 fill:#C8EDFF,stroke:#82DAFF
+    style N3 fill:#C8EDFF,stroke:#82DAFF
+    style N4 fill:#FFFAE0,stroke:#FFE470
+    style N5 fill:#C8EDFF,stroke:#82DAFF
+    style N6 fill:#FFE0B2,stroke:#FF9800
+    style N7 fill:#FFFAE0,stroke:#FFE470
+    style N8 fill:#FFFAE0,stroke:#FFE470
+    style N9 fill:#FFFAE0,stroke:#FFE470
+    style S0 fill:#FFE0B2,stroke:#FF9800
+    style S1 fill:#C8EDFF,stroke:#82DAFF
+    style S2 fill:#C8EDFF,stroke:#82DAFF
+    style M1 fill:#C8EDFF,stroke:#82DAFF
+    style nest0_0 fill:#C8EDFF,stroke:#82DAFF
+    style nest0_1 fill:#C8EDFF,stroke:#82DAFF
+    style nest0_2 fill:#FFE0B2,stroke:#FF9800
+    style nest1_0 fill:#FFE0B2,stroke:#FF9800
+    style nest1_1 fill:#FFE0B2,stroke:#FF9800
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FF9800,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_286.mmd b/test/mermaid/scanned_hard/mermaid_286.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0122641cb63f7778a0e33093b530742ee85b542d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_286.mmd
@@ -0,0 +1,100 @@
+graph TD
+    N0([Surgery])
+    N1(Toxicology Testing)
+    N2{Hospice Care for Animals}
+    N3[[Allergy Testing]]
+    N4(Euthanasia Services)
+    N5[[Herd Health Programs]]
+    N6{Microchipping}
+    N7(Medical Record Keeping)
+    N8(Diagnosis)
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M2(( ))
+    subgraph Prescription
+        nest0_0([Anesthesia Administration])
+        nest0_1(Laboratory Testing)
+        nest0_2[(Veterinary Pathology)]
+    end
+    subgraph Sterilization Protocols
+        nest1_0[/Wildlife Rehabilitation/]
+        nest1_1[(Parasite Control)]
+        nest1_2[(Imaging Services)]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N4 -.-> nest0_0
+    nest0_2 --> N5
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    N3 --> nest1_0
+    nest1_2 --> N4
+    N5 --> S0
+    S0 --> N7
+    S0 --> N8
+    N5 -.-> S1
+    S1 --> N8
+    S1 --> N7
+    N0 -.-> M0
+    N1 --> M0
+    M0 -.-> N4
+    N0 -.-> M2
+    N1 -.-> M2
+    M2 --> N4
+    style N0 fill:#FCFCE7,stroke:#DCE775
+    style N1 fill:#FCFCE7,stroke:#DCE775
+    style N2 fill:#FFF9C4,stroke:#FFEB3B
+    style N3 fill:#B2EBF2,stroke:#00BCD4
+    style N4 fill:#FFF9C4,stroke:#FFEB3B
+    style N5 fill:#B2EBF2,stroke:#00BCD4
+    style N6 fill:#B2EBF2,stroke:#00BCD4
+    style N7 fill:#B2EBF2,stroke:#00BCD4
+    style N8 fill:#FCFCE7,stroke:#DCE775
+    style S0 fill:#FFF9C4,stroke:#FFEB3B
+    style S1 fill:#B2EBF2,stroke:#00BCD4
+    style M0 fill:#FFF9C4,stroke:#FFEB3B
+    style M2 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_1 fill:#FFF9C4,stroke:#FFEB3B
+    style nest0_2 fill:#B2EBF2,stroke:#00BCD4
+    style nest1_0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_1 fill:#B2EBF2,stroke:#00BCD4
+    style nest1_2 fill:#B2EBF2,stroke:#00BCD4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#00BCD4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_286.txt b/test/mermaid/scanned_hard/mermaid_286.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e193c5ac7652c0f6c3e17e6262508e5b5b60a3a9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_286.txt
@@ -0,0 +1,26 @@
+<Allergy Testing, connectedTo, Euthanasia Services>
+<Allergy Testing, connectedTo, Wildlife Rehabilitation>
+<Anesthesia Administration, connectedTo, Laboratory Testing>
+<Anesthesia Administration, partOf, Prescription>
+<Euthanasia Services, connectedTo, Anesthesia Administration>
+<Euthanasia Services, connectedTo, Herd Health Programs>
+<Herd Health Programs, connectedTo, Diagnosis>
+<Herd Health Programs, connectedTo, Medical Record Keeping>
+<Herd Health Programs, connectedTo, Microchipping>
+<Hospice Care for Animals, connectedTo, Allergy Testing>
+<Imaging Services, connectedTo, Euthanasia Services>
+<Imaging Services, partOf, Sterilization Protocols>
+<Laboratory Testing, connectedTo, Veterinary Pathology>
+<Laboratory Testing, partOf, Prescription>
+<Medical Record Keeping, connectedTo, Diagnosis>
+<Microchipping, connectedTo, Medical Record Keeping>
+<Parasite Control, connectedTo, Imaging Services>
+<Parasite Control, partOf, Sterilization Protocols>
+<Surgery, connectedTo, Euthanasia Services>
+<Surgery, connectedTo, Toxicology Testing>
+<Toxicology Testing, connectedTo, Euthanasia Services>
+<Toxicology Testing, connectedTo, Hospice Care for Animals>
+<Veterinary Pathology, connectedTo, Herd Health Programs>
+<Veterinary Pathology, partOf, Prescription>
+<Wildlife Rehabilitation, connectedTo, Parasite Control>
+<Wildlife Rehabilitation, partOf, Sterilization Protocols>
diff --git a/test/mermaid/scanned_hard/mermaid_287.txt b/test/mermaid/scanned_hard/mermaid_287.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f7750c23b2be2bdfde32e0664a83c94896f1bb27
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_287.txt
@@ -0,0 +1,35 @@
+<After_School Programs, connectedTo, Creative Arts Activities>
+<After_School Programs, partOf, Hygiene Practices>
+<Behavior Management, connectedTo, After_School Programs>
+<Behavior Management, connectedTo, Child Psychology Application>
+<Behavior Management, connectedTo, Curriculum Planning>
+<Behavior Management, connectedTo, Learning Material Selection>
+<Behavior Management, yes, Music and Movement Activities>
+<Child Psychology Application, connectedTo, end>
+<Childcare Facility Licensing, connectedTo, Social Skill Development>
+<Creative Arts Activities, connectedTo, Daily Activity Reporting>
+<Creative Arts Activities, partOf, Hygiene Practices>
+<Curriculum Planning, connectedTo, Child Psychology Application>
+<Daily Activity Reporting, connectedTo, Parent_Teacher Conferences>
+<Daily Activity Reporting, partOf, Hygiene Practices>
+<Diaper Changing, connectedTo, Nutritional Meal Preparation>
+<Emotional Support, connectedTo, Childcare Facility Licensing>
+<Emotional Support, connectedTo, Diaper Changing>
+<Individualized Attention, no, Infant Care>
+<Individualized Attention, partOf, Outdoor Play Supervision>
+<Infant Care, connectedTo, Teacher_Child Ratio Management>
+<Infant Care, partOf, Outdoor Play Supervision>
+<Learning Material Selection, connectedTo, Music and Movement Activities>
+<Motor Skill Development, no, Childcare Facility Licensing>
+<Music and Movement Activities, connectedTo, Child Psychology Application>
+<Music and Movement Activities, connectedTo, end>
+<Music and Movement Activities, yes, Curriculum Planning>
+<Nutritional Meal Preparation, connectedTo, Motor Skill Development>
+<Parent_Teacher Conferences, connectedTo, Special Needs Accommodation>
+<Social Skill Development, connectedTo, Behavior Management>
+<Social Skill Development, connectedTo, Individualized Attention>
+<Special Needs Accommodation, connectedTo, Childcare Facility Licensing>
+<Special Needs Accommodation, connectedTo, Emotional Support>
+<Teacher_Child Ratio Management, connectedTo, Behavior Management>
+<Teacher_Child Ratio Management, partOf, Outdoor Play Supervision>
+<start, connectedTo, Parent_Teacher Conferences>
diff --git a/test/mermaid/scanned_hard/mermaid_289.txt b/test/mermaid/scanned_hard/mermaid_289.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4bd5f60e4197af1c2a91a8111302c6476b4d9f7d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_289.txt
@@ -0,0 +1,45 @@
+<Cash Transfer Programs, connectedTo, Emergency Drills and Exercises>
+<Cash Transfer Programs, connectedTo, Policy and Legislation Review>
+<Climate Change Adaptation for Disasters, connectedTo, Emergency Response>
+<Climate Change Adaptation for Disasters, connectedTo, Reconstruction>
+<Communication Protocols, connectedTo, Information Dissemination>
+<Community Preparedness, connectedTo, Shelter Management>
+<Community Preparedness, partOf, Hazard Identification>
+<Early Recovery Actions, connectedTo, Environmental Remediation>
+<Early Recovery Actions, connectedTo, Policy and Legislation Review>
+<Economic Recovery Initiatives, connectedTo, Emergency Response>
+<Economic Recovery Initiatives, connectedTo, Incident Command System>
+<Emergency Drills and Exercises, connectedTo, Vulnerability Analysis>
+<Emergency Planning, connectedTo, Mitigation Strategies>
+<Emergency Response, connectedTo, Early Recovery Actions>
+<Environmental Remediation, connectedTo, Cash Transfer Programs>
+<Geographic Information Systems for Disasters, connectedTo, Psychosocial Support>
+<Incident Command System, connectedTo, Post_Disaster Evaluation>
+<Incident Command System, partOf, Hazard Identification>
+<Information Dissemination, connectedTo, Policy and Legislation Review>
+<International Aid Coordination, connectedTo, Search and Rescue Operations>
+<International Aid Coordination, partOf, Medical Aid Deployment>
+<Mitigation Strategies, connectedTo, Economic Recovery Initiatives>
+<Mitigation Strategies, connectedTo, Emergency Response>
+<Mitigation Strategies, connectedTo, Resilience Building>
+<Mitigation Strategies, connectedTo, Search and Rescue Operations>
+<Post_Disaster Evaluation, connectedTo, Community Preparedness>
+<Post_Disaster Evaluation, partOf, Hazard Identification>
+<Psychosocial Support, connectedTo, Communication Protocols>
+<Psychosocial Support, connectedTo, Information Dissemination>
+<Psychosocial Support, connectedTo, Shelter Management>
+<Reconstruction, connectedTo, Emergency Planning>
+<Resilience Building, connectedTo, International Aid Coordination>
+<Resilience Building, partOf, Medical Aid Deployment>
+<Risk Assessment, connectedTo, Cash Transfer Programs>
+<Risk Assessment, connectedTo, Climate Change Adaptation for Disasters>
+<Risk Assessment, connectedTo, Emergency Planning>
+<Risk Assessment, connectedTo, Emergency Response>
+<Risk Assessment, connectedTo, Geographic Information Systems for Disasters>
+<Risk Assessment, connectedTo, Search and Rescue Operations>
+<Risk Assessment, funds, Information Dissemination>
+<Risk Assessment, mitigates, Policy and Legislation Review>
+<Search and Rescue Operations, connectedTo, Geographic Information Systems for Disasters>
+<Shelter Management, connectedTo, Policy and Legislation Review>
+<Shelter Management, enforces, Communication Protocols>
+<Vulnerability Analysis, connectedTo, Search and Rescue Operations>
diff --git a/test/mermaid/scanned_hard/mermaid_29.mmd b/test/mermaid/scanned_hard/mermaid_29.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..03cc9e78112f7ecde846d02a0cabb3190668137a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_29.mmd
@@ -0,0 +1,38 @@
+graph RL
+    N0([Subscription Management])
+    N1(Cross_Platform Syndication)
+    N2[Audience Engagement]
+    N3[Public Relations]
+    N4[Publishing]
+    N5[Broadcasting]
+    N6[Scriptwriting]
+    N7(Brand Partnerships)
+    N8([Augmented Reality Experiences])
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> |secures| N3
+    N3 --> |edits| N4
+    N4 -.-> |researches| N5
+    N5 --> |composes| N6
+    N6 --> N7
+    N7 -.-> |writes| N8
+    N2 -.-> |reports| N5
+    style N0 fill:#C8E6C9,stroke:#4CAF50
+    style N1 fill:#C8E6C9,stroke:#4CAF50
+    style N2 fill:#E8F0EA,stroke:#92C79A
+    style N3 fill:#C8E6C9,stroke:#4CAF50
+    style N4 fill:#C8E6C9,stroke:#4CAF50
+    style N5 fill:#E8F0EA,stroke:#92C79A
+    style N6 fill:#E8F0EA,stroke:#92C79A
+    style N7 fill:#B2EBF2,stroke:#00BCD4
+    style N8 fill:#C8E6C9,stroke:#4CAF50
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#00BCD4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_29.txt b/test/mermaid/scanned_hard/mermaid_29.txt
new file mode 100644
index 0000000000000000000000000000000000000000..611058a8ae6059e40ab8631fd783cae0f06e3371
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_29.txt
@@ -0,0 +1,9 @@
+<Audience Engagement, reports, Broadcasting>
+<Audience Engagement, secures, Public Relations>
+<Brand Partnerships, writes, Augmented Reality Experiences>
+<Broadcasting, composes, Scriptwriting>
+<Cross_Platform Syndication, connectedTo, Audience Engagement>
+<Public Relations, edits, Publishing>
+<Publishing, researches, Broadcasting>
+<Scriptwriting, connectedTo, Brand Partnerships>
+<Subscription Management, connectedTo, Cross_Platform Syndication>
diff --git a/test/mermaid/scanned_hard/mermaid_290.mmd b/test/mermaid/scanned_hard/mermaid_290.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..626c39131e6795ede81dc86bed782c4290a77e94
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_290.mmd
@@ -0,0 +1,114 @@
+graph LR
+    N0([start])
+    N1(Readiness Assessment)
+    N2([Disaster Relief Deployment])
+    N3[Rules of Engagement]
+    N4[Surveillance]
+    N5[Force Projection]
+    N6[(Naval Operations)]
+    N7[/Weapon Systems Development/]
+    N8[Troop Deployment]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Chaplain Services
+        nest0_0([Specialized Training])
+        nest0_1{Reconnaissance}
+        nest0_2[Peacekeeping Missions]
+    end
+    subgraph Personnel Management
+        nest1_0[Recruitment]
+        nest1_1(Equipment Maintenance)
+        nest1_2[(Space Operations)]
+        nest1_3[(Counter_Insurgency Operations)]
+    end
+    N0 -.-> N1
+    N1 --> |warns| N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> |commands| N7
+    N7 -.-> N8
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N5 -.-> |coordinates| nest0_0
+    nest0_2 --> N3
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> nest1_3
+    N6 -.-> nest1_0
+    nest1_3 --> N4
+    N3 -.-> S0
+    S0 -.-> N8
+    S0 --> N6
+    S0 -.-> N7
+    N5 --> S1
+    S1 -.-> N8
+    S1 --> N7
+    N5 -.-> S2
+    S2 -.-> N8
+    S2 -.-> N7
+    N2 -.-> M0
+    N1 --> M0
+    M0 -.-> N5
+    N2 -.-> M1
+    N5 --> |analyzes| M1
+    M1 -.-> N8
+    style N0 fill:#FCE4EC,stroke:#F06292
+    style N1 fill:#FCE4EC,stroke:#F06292
+    style N2 fill:#C8E6C9,stroke:#388E3C
+    style N3 fill:#FFFDE7,stroke:#FBC02D
+    style N4 fill:#FFFDE7,stroke:#FBC02D
+    style N5 fill:#FFFDE7,stroke:#FBC02D
+    style N6 fill:#FCE4EC,stroke:#F06292
+    style N7 fill:#FFFDE7,stroke:#FBC02D
+    style N8 fill:#FCE4EC,stroke:#F06292
+    style S0 fill:#C8E6C9,stroke:#388E3C
+    style S1 fill:#FFFDE7,stroke:#FBC02D
+    style S2 fill:#C8E6C9,stroke:#388E3C
+    style M0 fill:#C8E6C9,stroke:#388E3C
+    style M1 fill:#C8E6C9,stroke:#388E3C
+    style nest0_0 fill:#C8E6C9,stroke:#388E3C
+    style nest0_1 fill:#FCE4EC,stroke:#F06292
+    style nest0_2 fill:#FFFDE7,stroke:#FBC02D
+    style nest1_0 fill:#FFFDE7,stroke:#FBC02D
+    style nest1_1 fill:#FCE4EC,stroke:#F06292
+    style nest1_2 fill:#C8E6C9,stroke:#388E3C
+    style nest1_3 fill:#C8E6C9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#388E3C,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_292.mmd b/test/mermaid/scanned_hard/mermaid_292.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4a17bc3487da36a360ce8388546f00187f72d392
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_292.mmd
@@ -0,0 +1,116 @@
+graph LR
+    N0([start])
+    N1([Reverse Geocoding])
+    N2(Bearing and Distance Calculation)
+    N3[Voice Guidance Customization]
+    N4{Offline Map Support}
+    N5[Wearable Device Navigation]
+    N6(Multi_modal Navigation)
+    N7(Map Display)
+    N8(GPS Positioning)
+    N9{Waypoint Setting}
+    N10([Cycle Route Planning])
+    N11[[Geocoding]]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Turn_by_Turn Directions
+        nest0_0[(Autonomous Vehicle Navigation)]
+        nest0_1[[Dead Reckoning]]
+    end
+    subgraph Lane Guidance
+        nest1_0[(Public Transit Navigation)]
+        nest1_1[(Route Calculation)]
+    end
+    N0 -.-> |yes| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    nest0_0 -.-> nest0_1
+    N9 --> |no| nest0_0
+    nest0_1 --> N4
+    nest1_0 -.-> nest1_1
+    N8 -.-> nest1_0
+    nest1_1 --> N4
+    N6 --> S0
+    S0 --> N9
+    S0 --> N11
+    N1 -.-> S1
+    S1 -.-> N7
+    S1 --> N11
+    S1 --> N5
+    S1 -.-> N4
+    N7 --> S2
+    S2 -.-> N11
+    S2 -.-> N9
+    N0 --> M0
+    N1 -.-> M0
+    N4 --> M0
+    N2 --> M0
+    M0 --> N6
+    N0 --> M1
+    N2 --> M1
+    M1 --> N4
+    N2 -.-> M2
+    N0 --> |no| M2
+    N4 -.-> M2
+    N3 --> |yes| M2
+    M2 --> N6
+    style S0 fill:#E8F0FF,stroke:#A2D0FF
+    style S1 fill:#DACBE3,stroke:#A188D0
+    style S2 fill:#DACBE3,stroke:#A188D0
+    style M0 fill:#EBEBEB,stroke:#E0E0E0
+    style M1 fill:#EBEBEB,stroke:#E0E0E0
+    style M2 fill:#DACBE3,stroke:#A188D0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#A2D0FF,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#A188D0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_292.txt b/test/mermaid/scanned_hard/mermaid_292.txt
new file mode 100644
index 0000000000000000000000000000000000000000..591e2f02bdf4e1a221cad342f2feb2bff0cbcb0b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_292.txt
@@ -0,0 +1,37 @@
+<Autonomous Vehicle Navigation, connectedTo, Dead Reckoning>
+<Autonomous Vehicle Navigation, partOf, Turn_by_Turn Directions>
+<Bearing and Distance Calculation, connectedTo, Multi_modal Navigation>
+<Bearing and Distance Calculation, connectedTo, Offline Map Support>
+<Bearing and Distance Calculation, connectedTo, Voice Guidance Customization>
+<Cycle Route Planning, connectedTo, Geocoding>
+<Dead Reckoning, connectedTo, Offline Map Support>
+<Dead Reckoning, partOf, Turn_by_Turn Directions>
+<GPS Positioning, connectedTo, Public Transit Navigation>
+<GPS Positioning, connectedTo, Waypoint Setting>
+<Map Display, connectedTo, GPS Positioning>
+<Map Display, connectedTo, Geocoding>
+<Map Display, connectedTo, Waypoint Setting>
+<Multi_modal Navigation, connectedTo, Geocoding>
+<Multi_modal Navigation, connectedTo, Map Display>
+<Multi_modal Navigation, connectedTo, Waypoint Setting>
+<Offline Map Support, connectedTo, Multi_modal Navigation>
+<Offline Map Support, connectedTo, Wearable Device Navigation>
+<Public Transit Navigation, connectedTo, Route Calculation>
+<Public Transit Navigation, partOf, Lane Guidance>
+<Reverse Geocoding, connectedTo, Bearing and Distance Calculation>
+<Reverse Geocoding, connectedTo, Geocoding>
+<Reverse Geocoding, connectedTo, Map Display>
+<Reverse Geocoding, connectedTo, Multi_modal Navigation>
+<Reverse Geocoding, connectedTo, Offline Map Support>
+<Reverse Geocoding, connectedTo, Wearable Device Navigation>
+<Route Calculation, connectedTo, Offline Map Support>
+<Route Calculation, partOf, Lane Guidance>
+<Voice Guidance Customization, connectedTo, Offline Map Support>
+<Voice Guidance Customization, yes, Multi_modal Navigation>
+<Waypoint Setting, connectedTo, Cycle Route Planning>
+<Waypoint Setting, no, Autonomous Vehicle Navigation>
+<Wearable Device Navigation, connectedTo, Multi_modal Navigation>
+<start, connectedTo, Multi_modal Navigation>
+<start, connectedTo, Offline Map Support>
+<start, no, Multi_modal Navigation>
+<start, yes, Reverse Geocoding>
diff --git a/test/mermaid/scanned_hard/mermaid_293.mmd b/test/mermaid/scanned_hard/mermaid_293.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7cea4c3623f2635852036d5519810bddb29ee081
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_293.mmd
@@ -0,0 +1,152 @@
+graph BT
+    N0([start])
+    N1{Maintenance and Repair of Printers}
+    N2[Intellectual Property Protection for Designs]
+    N3[[Printing Parameter Optimization]]
+    N4{Stereolithography}
+    N5[(Slicing Software Operation)]
+    N6(Sustainable 3D Printing Materials)
+    N7(Troubleshooting Print Errors)
+    N8[/Multi_Material Printing/]
+    N9(Material Research and Development)
+    N10[Support Structure Design]
+    N11[[File Format Conversion]]
+    N12[Food Printing]
+    N13[/Printing Process/]
+    N14(Distributed Manufacturing)
+    N15[(4D Printing)]
+    N16[/Scaffolding for Tissue Engineering/]
+    N17(3D Printed Tooling)
+    N18[Material Selection]
+    N19([Aerospace Part Production])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Print Farm Management
+        nest0_0[Rapid Manufacturing]
+        nest0_1(Construction 3D Printing)
+        nest0_2(Reverse Engineering with 3D Printing)
+    end
+    subgraph Consumer Product Creation
+        nest1_0(Bioprinting)
+        nest1_1[On_Demand Production]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 --> N14
+    N14 --> N15
+    N15 -.-> N16
+    N16 --> N17
+    N17 -.-> N18
+    N18 -.-> N19
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N15 --> nest0_0
+    nest0_2 -.-> N12
+    nest1_0 --> nest1_1
+    N7 --> nest1_0
+    nest1_1 --> N11
+    N15 -.-> S0
+    S0 --> N17
+    S0 --> N18
+    N0 -.-> S1
+    S1 --> N3
+    S1 -.-> N7
+    N3 --> M0
+    N4 --> M0
+    M0 -.-> N8
+    N10 -.-> M1
+    N1 --> M1
+    N6 --> M1
+    N8 --> M1
+    M1 --> N14
+    N8 --> M2
+    N5 -.-> M2
+    M2 -.-> N12
+    style N0 fill:#F0F4C3,stroke:#AED581
+    style N1 fill:#FFFCE6,stroke:#FFF9AE
+    style N2 fill:#F0F4C3,stroke:#AED581
+    style N3 fill:#F8FDD3,stroke:#D3EB9F
+    style N4 fill:#F0F4C3,stroke:#AED581
+    style N5 fill:#F0F4C3,stroke:#AED581
+    style N6 fill:#F0F4C3,stroke:#AED581
+    style N7 fill:#FFFCE6,stroke:#FFF9AE
+    style N8 fill:#F0F4C3,stroke:#AED581
+    style N9 fill:#F8FDD3,stroke:#D3EB9F
+    style N10 fill:#FFFCE6,stroke:#FFF9AE
+    style N11 fill:#F8FDD3,stroke:#D3EB9F
+    style N12 fill:#F8FDD3,stroke:#D3EB9F
+    style N13 fill:#FFFCE6,stroke:#FFF9AE
+    style N14 fill:#FFFCE6,stroke:#FFF9AE
+    style N15 fill:#F0F4C3,stroke:#AED581
+    style N16 fill:#F8FDD3,stroke:#D3EB9F
+    style N17 fill:#F8FDD3,stroke:#D3EB9F
+    style N18 fill:#F8FDD3,stroke:#D3EB9F
+    style N19 fill:#F8FDD3,stroke:#D3EB9F
+    style S0 fill:#F0F4C3,stroke:#AED581
+    style S1 fill:#FFFCE6,stroke:#FFF9AE
+    style M0 fill:#F0F4C3,stroke:#AED581
+    style M1 fill:#F8FDD3,stroke:#D3EB9F
+    style M2 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_0 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_1 fill:#F0F4C3,stroke:#AED581
+    style nest0_2 fill:#FFFCE6,stroke:#FFF9AE
+    style nest1_0 fill:#F0F4C3,stroke:#AED581
+    style nest1_1 fill:#F0F4C3,stroke:#AED581
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#D3EB9F,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 42 stroke:#FFF9AE,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_294.txt b/test/mermaid/scanned_hard/mermaid_294.txt
new file mode 100644
index 0000000000000000000000000000000000000000..83954407c597b21bbc08eae212e785aef872bdbf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_294.txt
@@ -0,0 +1,30 @@
+<Atomic Force Microscopy, connectedTo, Transmission Electron Microscopy>
+<Atomic Force Microscopy, partOf, Spintronics>
+<Carbon Nanotube Synthesis, connectedTo, Environmental Remediation with Nanomaterials>
+<Carbon Nanotube Synthesis, connectedTo, Nanocomposites>
+<Carbon Nanotube Synthesis, connectedTo, Scanning Electron Microscopy>
+<Carbon Nanotube Synthesis, connectedTo, Water Purification using Nanomaterials>
+<Environmental Remediation with Nanomaterials, connectedTo, Public Perception of Nanotechnology>
+<Environmental Remediation with Nanomaterials, connectedTo, Water Purification using Nanomaterials>
+<Ethical Implications of Nanotech, connectedTo, Regulatory Framework for Nanotech>
+<Ethical Implications of Nanotech, connectedTo, X_ray Diffraction>
+<Nanocomposites, connectedTo, Surface Functionalization>
+<Nanocomposites, partOf, Nanosensors>
+<Photovoltaics, connectedTo, Regulatory Framework for Nanotech>
+<Public Perception of Nanotechnology, connectedTo, Atomic Force Microscopy>
+<Public Perception of Nanotechnology, partOf, Spintronics>
+<Quantum Computing Integration, connectedTo, Carbon Nanotube Synthesis>
+<Quantum Computing Integration, connectedTo, Ethical Implications of Nanotech>
+<Quantum Computing Integration, connectedTo, Regulatory Framework for Nanotech>
+<Quantum Computing Integration, connectedTo, Water Purification using Nanomaterials>
+<Quantum Computing Integration, connectedTo, X_ray Diffraction>
+<Regulatory Framework for Nanotech, connectedTo, Carbon Nanotube Synthesis>
+<Scanning Electron Microscopy, connectedTo, Environmental Remediation with Nanomaterials>
+<Surface Functionalization, connectedTo, X_ray Diffraction>
+<Surface Functionalization, partOf, Nanosensors>
+<Transmission Electron Microscopy, connectedTo, X_ray Diffraction>
+<Transmission Electron Microscopy, partOf, Spintronics>
+<X_ray Diffraction, connectedTo, Photovoltaics>
+<start, connectedTo, Quantum Computing Integration>
+<start, connectedTo, Regulatory Framework for Nanotech>
+<start, connectedTo, X_ray Diffraction>
diff --git a/test/mermaid/scanned_hard/mermaid_295.mmd b/test/mermaid/scanned_hard/mermaid_295.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1c61675bba4567d6ec86c59ec3dab04fa8096847
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_295.mmd
@@ -0,0 +1,128 @@
+graph LR
+    N0([start])
+    N1(Quantum Error Correction)
+    N2([Quantum Bit Design])
+    N3[[Quantum Annealing]]
+    N4[(Microwave Control for Qubits)]
+    N5(Post_Quantum Cryptography)
+    N6([Quantum Hardware Control])
+    N7[(Quantum Cloud Computing Services)]
+    N8{Quantum Software Development Kit}
+    N9(Quantum Computing Education)
+    N10[Quantum Algorithm Development]
+    N11([Quantum Computing for AI])
+    N12(Material Science Simulations)
+    N13(Quantum Machine Learning)
+    N14([Quantum Network Development])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M2(( ))
+    subgraph Decoherence Mitigation
+        nest0_0(Topological Qubits)
+        nest0_1[(Quantum Programming Languages)]
+        nest0_2[Photonic Qubits]
+    end
+    subgraph Vacuum Systems for Trapped Ions
+        nest1_0[(Quantum Key Distribution)]
+        nest1_1[(Quantum Sensing)]
+        nest1_2{Cryogenic Systems for Qubits}
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> |optimizes| N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> |designs| N10
+    N10 --> |processes| N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |measures| nest0_2
+    N12 -.-> nest0_0
+    nest0_2 --> N4
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N3 -.-> nest1_0
+    nest1_2 -.-> N4
+    N4 --> S0
+    S0 --> |factors| N9
+    S0 --> |innovates| N12
+    N7 -.-> S1
+    S1 --> N13
+    S1 --> N14
+    N0 --> M0
+    N1 -.-> M0
+    N2 --> M0
+    N3 --> M0
+    M0 --> N6
+    N3 --> M2
+    N2 -.-> M2
+    M2 --> N7
+    style N0 fill:#F3E5F5,stroke:#AB47BC
+    style N1 fill:#F3E5F5,stroke:#AB47BC
+    style N2 fill:#D6D9F0,stroke:#9FA9E1
+    style N3 fill:#D7CCC8,stroke:#795548
+    style N4 fill:#D7CCC8,stroke:#795548
+    style N5 fill:#D6D9F0,stroke:#9FA9E1
+    style N6 fill:#D7CCC8,stroke:#795548
+    style N7 fill:#D6D9F0,stroke:#9FA9E1
+    style N8 fill:#D6D9F0,stroke:#9FA9E1
+    style N9 fill:#D6D9F0,stroke:#9FA9E1
+    style N10 fill:#D6D9F0,stroke:#9FA9E1
+    style N11 fill:#D7CCC8,stroke:#795548
+    style N12 fill:#D7CCC8,stroke:#795548
+    style N13 fill:#F3E5F5,stroke:#AB47BC
+    style N14 fill:#D7CCC8,stroke:#795548
+    style S0 fill:#D7CCC8,stroke:#795548
+    style S1 fill:#D7CCC8,stroke:#795548
+    style M0 fill:#D7CCC8,stroke:#795548
+    style M2 fill:#D7CCC8,stroke:#795548
+    style nest0_0 fill:#D6D9F0,stroke:#9FA9E1
+    style nest0_1 fill:#D7CCC8,stroke:#795548
+    style nest0_2 fill:#D7CCC8,stroke:#795548
+    style nest1_0 fill:#F3E5F5,stroke:#AB47BC
+    style nest1_1 fill:#D7CCC8,stroke:#795548
+    style nest1_2 fill:#D6D9F0,stroke:#9FA9E1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#795548,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_295.txt b/test/mermaid/scanned_hard/mermaid_295.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4409ea3d157c2dbd24589c801080d6132b7d1a12
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_295.txt
@@ -0,0 +1,38 @@
+<Cryogenic Systems for Qubits, connectedTo, Microwave Control for Qubits>
+<Cryogenic Systems for Qubits, partOf, Vacuum Systems for Trapped Ions>
+<Material Science Simulations, connectedTo, Quantum Machine Learning>
+<Material Science Simulations, connectedTo, Topological Qubits>
+<Microwave Control for Qubits, factors, Quantum Computing Education>
+<Microwave Control for Qubits, innovates, Material Science Simulations>
+<Microwave Control for Qubits, optimizes, Post_Quantum Cryptography>
+<Photonic Qubits, connectedTo, Microwave Control for Qubits>
+<Photonic Qubits, partOf, Decoherence Mitigation>
+<Post_Quantum Cryptography, connectedTo, Quantum Hardware Control>
+<Quantum Algorithm Development, processes, Quantum Computing for AI>
+<Quantum Annealing, connectedTo, Microwave Control for Qubits>
+<Quantum Annealing, connectedTo, Quantum Cloud Computing Services>
+<Quantum Annealing, connectedTo, Quantum Hardware Control>
+<Quantum Annealing, connectedTo, Quantum Key Distribution>
+<Quantum Bit Design, connectedTo, Quantum Annealing>
+<Quantum Bit Design, connectedTo, Quantum Cloud Computing Services>
+<Quantum Bit Design, connectedTo, Quantum Hardware Control>
+<Quantum Cloud Computing Services, connectedTo, Quantum Machine Learning>
+<Quantum Cloud Computing Services, connectedTo, Quantum Network Development>
+<Quantum Cloud Computing Services, connectedTo, Quantum Software Development Kit>
+<Quantum Computing Education, designs, Quantum Algorithm Development>
+<Quantum Computing for AI, connectedTo, Material Science Simulations>
+<Quantum Error Correction, connectedTo, Quantum Bit Design>
+<Quantum Error Correction, connectedTo, Quantum Hardware Control>
+<Quantum Hardware Control, connectedTo, Quantum Cloud Computing Services>
+<Quantum Key Distribution, connectedTo, Quantum Sensing>
+<Quantum Key Distribution, partOf, Vacuum Systems for Trapped Ions>
+<Quantum Machine Learning, connectedTo, Quantum Network Development>
+<Quantum Programming Languages, measures, Photonic Qubits>
+<Quantum Programming Languages, partOf, Decoherence Mitigation>
+<Quantum Sensing, connectedTo, Cryogenic Systems for Qubits>
+<Quantum Sensing, partOf, Vacuum Systems for Trapped Ions>
+<Quantum Software Development Kit, connectedTo, Quantum Computing Education>
+<Topological Qubits, connectedTo, Quantum Programming Languages>
+<Topological Qubits, partOf, Decoherence Mitigation>
+<start, connectedTo, Quantum Error Correction>
+<start, connectedTo, Quantum Hardware Control>
diff --git a/test/mermaid/scanned_hard/mermaid_296.txt b/test/mermaid/scanned_hard/mermaid_296.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1f327fc180ab3ffda07dd4eae3ac4e56d00d2dc7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_296.txt
@@ -0,0 +1,39 @@
+<3D Model Creation, connectedTo, Content Creation for AR or VR>
+<3D Model Creation, connectedTo, User Experience Testing>
+<3D Model Creation, connectedTo, end>
+<Architectural Visualization, connectedTo, Remote Collaboration Tools>
+<Architectural Visualization, partOf, Hand Tracking and Interaction>
+<Cloud_based AR or VR Rendering, connectedTo, Comfort and Ergonomics Design>
+<Cloud_based AR or VR Rendering, connectedTo, Wearable AR Devices>
+<Comfort and Ergonomics Design, connectedTo, 3D Model Creation>
+<Comfort and Ergonomics Design, connectedTo, Wearable AR Devices>
+<Content Creation for AR or VR, connectedTo, end>
+<Data Visualization in AR or VR, connectedTo, Cloud_based AR or VR Rendering>
+<Data Visualization in AR or VR, connectedTo, Ethical Considerations in AR or VR>
+<Data Visualization in AR or VR, connectedTo, Neuro_VR Interfaces>
+<Data Visualization in AR or VR, connectedTo, Wearable AR Devices>
+<Environment Mapping, connectedTo, Virtual Showrooms>
+<Environment Mapping, partOf, Field of View Optimization>
+<Ethical Considerations in AR or VR, yes, Retail Experience Enhancement>
+<Hardware Prototyping, connectedTo, User Experience Testing>
+<Hardware Prototyping, partOf, Field of View Optimization>
+<Immersive Storytelling, connectedTo, Data Visualization in AR or VR>
+<Immersive Storytelling, connectedTo, User Interface Design>
+<Live Event Streaming in VR, connectedTo, Architectural Visualization>
+<Live Event Streaming in VR, partOf, Hand Tracking and Interaction>
+<Neuro_VR Interfaces, connectedTo, Ethical Considerations in AR or VR>
+<Remote Collaboration Tools, connectedTo, 3D Model Creation>
+<Remote Collaboration Tools, partOf, Hand Tracking and Interaction>
+<Retail Experience Enhancement, connectedTo, Spatial Audio Implementation>
+<Software Development Kit Integration, connectedTo, Wearable AR Devices>
+<Spatial Audio Implementation, connectedTo, Cloud_based AR or VR Rendering>
+<User Experience Testing, connectedTo, Environment Mapping>
+<User Experience Testing, connectedTo, Software Development Kit Integration>
+<User Interface Design, connectedTo, Data Visualization in AR or VR>
+<User Interface Design, connectedTo, Ethical Considerations in AR or VR>
+<Virtual Showrooms, connectedTo, Hardware Prototyping>
+<Virtual Showrooms, partOf, Field of View Optimization>
+<Wearable AR Devices, connectedTo, Content Creation for AR or VR>
+<Wearable AR Devices, connectedTo, Live Event Streaming in VR>
+<start, connectedTo, Data Visualization in AR or VR>
+<start, connectedTo, Immersive Storytelling>
diff --git a/test/mermaid/scanned_hard/mermaid_297.mmd b/test/mermaid/scanned_hard/mermaid_297.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..254c4c4d92bfe6eb9137333c35dd2cb22c685fef
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_297.mmd
@@ -0,0 +1,144 @@
+graph LR
+    N0([Game Balancing])
+    N1[/Voice Acting/]
+    N2[(Character Design)]
+    N3[/Virtual Reality Gaming/]
+    N4(Player Feedback Integration)
+    N5([Physics Simulation])
+    N6(PC Game Development)
+    N7[/Motion Capture/]
+    N8[Quality Assurance Testing]
+    N9[Art Direction]
+    N10([In_Game Economy Design])
+    N11(Programming)
+    N12[/Augmented Reality Gaming/]
+    N13[[Community Management]]
+    N14([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Console Game Development
+        nest0_0{AI Behavior Programming}
+        nest0_1[/Asset Creation/]
+        nest0_2[[Player Progression Systems]]
+    end
+    subgraph Engine Development
+        nest1_0[Game Performance Optimization]
+        nest1_1(Game Engine Customization)
+        nest1_2[/Network Code Optimization/]
+        nest1_3(User Experience Design)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> |supports| N13
+    N13 -.-> N14
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N3 --> nest0_0
+    nest0_2 -.-> N12
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N9 -.-> nest1_0
+    nest1_3 --> N12
+    N11 -.-> S0
+    S0 --> N14
+    S0 --> N13
+    N5 -.-> S1
+    S1 -.-> N11
+    S1 --> N9
+    N4 -.-> M0
+    N2 --> |optimizes| M0
+    N0 --> M0
+    N6 --> M0
+    M0 --> N8
+    N3 -.-> M1
+    N7 -.-> M1
+    N4 -.-> M1
+    M1 --> N10
+    N2 --> M2
+    N3 --> M2
+    N1 -.-> |publishes| M2
+    M2 --> N5
+    style N0 fill:#D7CCC8,stroke:#795548
+    style N1 fill:#FFDCD6,stroke:#FFB2A5
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#FFDCD6,stroke:#FFB2A5
+    style N4 fill:#FFDCD6,stroke:#FFB2A5
+    style N5 fill:#FFDCD6,stroke:#FFB2A5
+    style N6 fill:#CFD8DC,stroke:#607D8B
+    style N7 fill:#FFDCD6,stroke:#FFB2A5
+    style N8 fill:#D7CCC8,stroke:#795548
+    style N9 fill:#FFDCD6,stroke:#FFB2A5
+    style N10 fill:#FFDCD6,stroke:#FFB2A5
+    style N11 fill:#CFD8DC,stroke:#607D8B
+    style N12 fill:#CFD8DC,stroke:#607D8B
+    style N13 fill:#FFDCD6,stroke:#FFB2A5
+    style N14 fill:#CFD8DC,stroke:#607D8B
+    style S0 fill:#FFDCD6,stroke:#FFB2A5
+    style S1 fill:#FFDCD6,stroke:#FFB2A5
+    style M0 fill:#D7CCC8,stroke:#795548
+    style M1 fill:#FFDCD6,stroke:#FFB2A5
+    style M2 fill:#CFD8DC,stroke:#607D8B
+    style nest0_0 fill:#D7CCC8,stroke:#795548
+    style nest0_1 fill:#D7CCC8,stroke:#795548
+    style nest0_2 fill:#CFD8DC,stroke:#607D8B
+    style nest1_0 fill:#CFD8DC,stroke:#607D8B
+    style nest1_1 fill:#CFD8DC,stroke:#607D8B
+    style nest1_2 fill:#D7CCC8,stroke:#795548
+    style nest1_3 fill:#D7CCC8,stroke:#795548
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#607D8B,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_297.txt b/test/mermaid/scanned_hard/mermaid_297.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c6c22ec0d07060a3d9be2a79cf57492b392eff4e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_297.txt
@@ -0,0 +1,44 @@
+<AI Behavior Programming, connectedTo, Asset Creation>
+<AI Behavior Programming, partOf, Console Game Development>
+<Art Direction, connectedTo, Game Performance Optimization>
+<Art Direction, connectedTo, In_Game Economy Design>
+<Asset Creation, connectedTo, Player Progression Systems>
+<Asset Creation, partOf, Console Game Development>
+<Augmented Reality Gaming, supports, Community Management>
+<Character Design, connectedTo, Physics Simulation>
+<Character Design, connectedTo, Virtual Reality Gaming>
+<Character Design, optimizes, Quality Assurance Testing>
+<Community Management, connectedTo, end>
+<Game Balancing, connectedTo, Quality Assurance Testing>
+<Game Balancing, connectedTo, Voice Acting>
+<Game Engine Customization, connectedTo, Network Code Optimization>
+<Game Engine Customization, partOf, Engine Development>
+<Game Performance Optimization, connectedTo, Game Engine Customization>
+<Game Performance Optimization, partOf, Engine Development>
+<In_Game Economy Design, connectedTo, Programming>
+<Motion Capture, connectedTo, In_Game Economy Design>
+<Motion Capture, connectedTo, Quality Assurance Testing>
+<Network Code Optimization, connectedTo, User Experience Design>
+<Network Code Optimization, partOf, Engine Development>
+<PC Game Development, connectedTo, Motion Capture>
+<PC Game Development, connectedTo, Quality Assurance Testing>
+<Physics Simulation, connectedTo, Art Direction>
+<Physics Simulation, connectedTo, PC Game Development>
+<Physics Simulation, connectedTo, Programming>
+<Player Feedback Integration, connectedTo, In_Game Economy Design>
+<Player Feedback Integration, connectedTo, Physics Simulation>
+<Player Feedback Integration, connectedTo, Quality Assurance Testing>
+<Player Progression Systems, connectedTo, Augmented Reality Gaming>
+<Player Progression Systems, partOf, Console Game Development>
+<Programming, connectedTo, Augmented Reality Gaming>
+<Programming, connectedTo, Community Management>
+<Programming, connectedTo, end>
+<Quality Assurance Testing, connectedTo, Art Direction>
+<User Experience Design, connectedTo, Augmented Reality Gaming>
+<User Experience Design, partOf, Engine Development>
+<Virtual Reality Gaming, connectedTo, AI Behavior Programming>
+<Virtual Reality Gaming, connectedTo, In_Game Economy Design>
+<Virtual Reality Gaming, connectedTo, Physics Simulation>
+<Virtual Reality Gaming, connectedTo, Player Feedback Integration>
+<Voice Acting, connectedTo, Character Design>
+<Voice Acting, publishes, Physics Simulation>
diff --git a/test/mermaid/scanned_hard/mermaid_299.txt b/test/mermaid/scanned_hard/mermaid_299.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0e2467f96e9c30fc81694bf434a71b6103ed44eb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_299.txt
@@ -0,0 +1,36 @@
+<Audience Research, connectedTo, Green Production Practices>
+<Audience Research, connectedTo, Prop Management>
+<Costume Design, connectedTo, Makeup and Hair Design>
+<Crew Management, connectedTo, Cinematography>
+<Digital Asset Management, connectedTo, Makeup and Hair Design>
+<Digital Asset Management, connectedTo, Sound Recording>
+<Directing, connectedTo, Pre_production Planning>
+<Directing, partOf, Set Construction>
+<Distribution Strategy, connectedTo, Film Financing>
+<Distribution Strategy, partOf, Special Effects>
+<Editing, connectedTo, Sound Recording>
+<Editing, partOf, Set Construction>
+<Film Financing, connectedTo, Sound Recording>
+<Film Financing, partOf, Special Effects>
+<Film Scoring, connectedTo, Audience Research>
+<Film Scoring, connectedTo, Digital Asset Management>
+<Film Scoring, connectedTo, Green Production Practices>
+<Film Scoring, connectedTo, Makeup and Hair Design>
+<Green Production Practices, connectedTo, Cinematography>
+<Green Production Practices, connectedTo, Crew Management>
+<Green Production Practices, connectedTo, Location Scouting>
+<Legal Compliance, connectedTo, Film Scoring>
+<Legal Compliance, connectedTo, Makeup and Hair Design>
+<Location Scouting, connectedTo, Crew Management>
+<Makeup and Hair Design, edits, Talent Negotiation>
+<Post_production Audio, connectedTo, Costume Design>
+<Post_production Audio, connectedTo, Directing>
+<Post_production Audio, connectedTo, Makeup and Hair Design>
+<Pre_production Planning, connectedTo, Production Scheduling>
+<Pre_production Planning, partOf, Set Construction>
+<Production Scheduling, connectedTo, Editing>
+<Production Scheduling, partOf, Set Construction>
+<Prop Management, connectedTo, Distribution Strategy>
+<Prop Management, partOf, Special Effects>
+<Sound Recording, connectedTo, Post_production Audio>
+<Talent Negotiation, connectedTo, Audience Research>
diff --git a/test/mermaid/scanned_hard/mermaid_3.mmd b/test/mermaid/scanned_hard/mermaid_3.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0d91928dbabee5bd9e34c273e4293ebebe8c7c48
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_3.mmd
@@ -0,0 +1,40 @@
+graph TD
+    N0([start])
+    N1[(Product Design)]
+    N2(Painting)
+    N3[[Bills of Material Generation]]
+    N4[(Raw Material)]
+    N5(Quality Control)
+    N6[[Recycling Process]]
+    N7[[Production Scheduling]]
+    N8[/Yield Optimization/]
+    N9[/Inventory Check/]
+    N10[(Assembly)]
+    N11([end])
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> |yes| N3
+    N3 --> |yes| N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> |yes| N9
+    N9 -.-> |no| N10
+    N10 -.-> N11
+    N5 --> |yes| N7
+    N9 --> N11
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_30.txt b/test/mermaid/scanned_hard/mermaid_30.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2302c9dd137050dae1854e16a0f096ed2c0f0219
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_30.txt
@@ -0,0 +1,10 @@
+<Allergen Management, preserves, Food Safety Inspection>
+<Brewing, freezes, Allergen Management>
+<Distribution, connectedTo, Waste Reduction>
+<Distribution, sanitizes, Nutrition Analysis>
+<Food Preparation, connectedTo, Nutrition Analysis>
+<Food Safety Inspection, connectedTo, Food Waste Management System>
+<Nutrition Analysis, packages, Regulatory Compliance>
+<Regulatory Compliance, connectedTo, Allergen Management>
+<Regulatory Compliance, markets, Brewing>
+<Waste Reduction, grows, Food Preparation>
diff --git a/test/mermaid/scanned_hard/mermaid_300.mmd b/test/mermaid/scanned_hard/mermaid_300.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a4305752445581480b2bf2968c8a05a7ebbad9f7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_300.mmd
@@ -0,0 +1,87 @@
+graph LR
+    N0([start])
+    N1[/Research and Outline/]
+    N2[/Content Strategy Development/]
+    N3[(Audio Recording)]
+    N4([Interactive Content Development])
+    N5{Live Streaming Content}
+    N6[[Newsletter Creation]]
+    N7([Monetization Strategy])
+    N8{Plagiarism Checking}
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Videography
+        nest0_0(Publishing)
+        nest0_1(Distribution Planning)
+        nest0_2[/Call to Action Design/]
+        nest0_3[Ideation and Brainstorming]
+    end
+    subgraph Transcribing Audio or Video
+        nest1_0([Webinar Hosting])
+        nest1_1[Voice Acting or Narration]
+    end
+    N0 -.-> |no| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> |yes| N6
+    N6 --> N7
+    N7 -.-> N8
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N1 -.-> nest0_0
+    nest0_3 --> N7
+    nest1_0 -.-> nest1_1
+    N2 --> |no| nest1_0
+    nest1_1 --> N2
+    N2 --> S0
+    S0 --> |yes| N5
+    S0 --> N7
+    N5 --> S1
+    S1 --> N8
+    S1 --> |no| N7
+    N3 --> M1
+    N1 -.-> M1
+    N0 -.-> M1
+    M1 -.-> N6
+    N3 --> M2
+    N4 -.-> M2
+    M2 -.-> N7
+    style S0 fill:#F0F4C3,stroke:#AED581
+    style S1 fill:#E3F2FD,stroke:#64B5F6
+    style M1 fill:#E3F2FD,stroke:#64B5F6
+    style M2 fill:#E3F2FD,stroke:#64B5F6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_302.txt b/test/mermaid/scanned_hard/mermaid_302.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aacdae05d5032f298d558f7ad423d9a7998db195
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_302.txt
@@ -0,0 +1,29 @@
+<Actionable Insights Generation, connectedTo, KPI Definition>
+<BI Platform Administration, connectedTo, HR Analytics Dashboards>
+<BI Platform Administration, partOf, Data Security in BI>
+<Data Lineage Tracking, connectedTo, Strategic Planning Support>
+<Data Warehousing, connectedTo, Financial Performance Reporting>
+<Data Warehousing, partOf, Report Automation>
+<Embedded Analytics, connectedTo, Data Lineage Tracking>
+<Embedded Analytics, connectedTo, Strategic Planning Support>
+<Embedded Analytics, connectedTo, User Training and Support>
+<Financial Performance Reporting, connectedTo, Sales Forecasting>
+<Financial Performance Reporting, partOf, Report Automation>
+<HR Analytics Dashboards, complies, User Training and Support>
+<HR Analytics Dashboards, connectedTo, Master Data Management>
+<KPI Definition, connectedTo, Data Governance Policies>
+<KPI Definition, connectedTo, Data Warehousing>
+<Master Data Management, connectedTo, Actionable Insights Generation>
+<Master Data Management, connectedTo, Embedded Analytics>
+<Master Data Management, connectedTo, Self_Service BI Tools>
+<Master Data Management, connectedTo, User Training and Support>
+<Real_time BI Dashboards, connectedTo, BI Platform Administration>
+<Real_time BI Dashboards, partOf, Data Security in BI>
+<Sales Forecasting, connectedTo, Actionable Insights Generation>
+<Self_Service BI Tools, connectedTo, Real_time BI Dashboards>
+<Self_Service BI Tools, partOf, Data Security in BI>
+<Strategic Planning Support, connectedTo, Actionable Insights Generation>
+<Strategic Planning Support, connectedTo, Sales Forecasting>
+<User Training and Support, connectedTo, Data Lineage Tracking>
+<start, connectedTo, HR Analytics Dashboards>
+<start, connectedTo, User Training and Support>
diff --git a/test/mermaid/scanned_hard/mermaid_304.mmd b/test/mermaid/scanned_hard/mermaid_304.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..957b918aae1d4cee30bd62ce9a034b47b4faf3dd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_304.mmd
@@ -0,0 +1,126 @@
+graph LR
+    N0([start])
+    N1[/A or B Testing for Ads/]
+    N2[(Outdoor Advertising)]
+    N3[(Campaign Planning)]
+    N4(Audience Segmentation for Ads)
+    N5[[Privacy Concerns in Ads]]
+    N6([Ad Analytics Reporting])
+    N7(Brand Awareness Campaigns)
+    N8{Geo_Targeting}
+    N9[/Display Advertising/]
+    N10{Programmatic Advertising}
+    N11[Customer Acquisition Cost Analysis]
+    N12{Budget Management}
+    N13([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Television Advertising
+        nest0_0[Ad Placement Optimization]
+        nest0_1[[Search Engine Ads]]
+        nest0_2[Return on Ad Spend Calculation]
+    end
+    subgraph Ad Creative Development
+        nest1_0[/Direct Response Campaigns/]
+        nest1_1[Ad Platform Management]
+        nest1_2[/Competitor Ad Analysis/]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 -.-> N13
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N8 -.-> nest0_0
+    nest0_2 -.-> |creates landing pages| N13
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N5 --> nest1_0
+    nest1_2 -.-> N1
+    N4 --> S0
+    S0 --> N8
+    S0 -.-> N10
+    N6 -.-> S1
+    S1 -.-> N13
+    S1 --> N11
+    S1 --> N9
+    S1 --> N8
+    N2 -.-> M0
+    N3 -.-> M0
+    N4 --> M0
+    M0 -.-> N7
+    N3 --> M1
+    N1 --> M1
+    M1 --> N5
+    style N0 fill:#DFE7EB,stroke:#B0C5CD
+    style N1 fill:#FFF3E0,stroke:#FFB74D
+    style N2 fill:#DFE7EB,stroke:#B0C5CD
+    style N3 fill:#FFF3E0,stroke:#FFB74D
+    style N4 fill:#DFE7EB,stroke:#B0C5CD
+    style N5 fill:#FFF3E0,stroke:#FFB74D
+    style N6 fill:#FFF3E0,stroke:#FFB74D
+    style N7 fill:#FFF3E0,stroke:#FFB74D
+    style N8 fill:#FFF3E0,stroke:#FFB74D
+    style N9 fill:#DFE7EB,stroke:#B0C5CD
+    style N10 fill:#DFE7EB,stroke:#B0C5CD
+    style N11 fill:#FFF3E0,stroke:#FFB74D
+    style N12 fill:#DFE7EB,stroke:#B0C5CD
+    style N13 fill:#DFE7EB,stroke:#B0C5CD
+    style S0 fill:#FFF3E0,stroke:#FFB74D
+    style S1 fill:#DFE7EB,stroke:#B0C5CD
+    style M0 fill:#FFF3E0,stroke:#FFB74D
+    style M1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_0 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_2 fill:#DFE7EB,stroke:#B0C5CD
+    style nest1_0 fill:#FFF3E0,stroke:#FFB74D
+    style nest1_1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest1_2 fill:#DFE7EB,stroke:#B0C5CD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#B0C5CD,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_304.txt b/test/mermaid/scanned_hard/mermaid_304.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fadd6e00b465fd0e4e6ec987831d02ab60c338bc
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_304.txt
@@ -0,0 +1,38 @@
+<A or B Testing for Ads, connectedTo, Outdoor Advertising>
+<A or B Testing for Ads, connectedTo, Privacy Concerns in Ads>
+<Ad Analytics Reporting, connectedTo, Brand Awareness Campaigns>
+<Ad Analytics Reporting, connectedTo, Customer Acquisition Cost Analysis>
+<Ad Analytics Reporting, connectedTo, Display Advertising>
+<Ad Analytics Reporting, connectedTo, Geo_Targeting>
+<Ad Analytics Reporting, connectedTo, end>
+<Ad Placement Optimization, connectedTo, Search Engine Ads>
+<Ad Placement Optimization, partOf, Television Advertising>
+<Ad Platform Management, connectedTo, Competitor Ad Analysis>
+<Ad Platform Management, partOf, Ad Creative Development>
+<Audience Segmentation for Ads, connectedTo, Brand Awareness Campaigns>
+<Audience Segmentation for Ads, connectedTo, Geo_Targeting>
+<Audience Segmentation for Ads, connectedTo, Privacy Concerns in Ads>
+<Audience Segmentation for Ads, connectedTo, Programmatic Advertising>
+<Brand Awareness Campaigns, connectedTo, Geo_Targeting>
+<Budget Management, connectedTo, end>
+<Campaign Planning, connectedTo, Audience Segmentation for Ads>
+<Campaign Planning, connectedTo, Brand Awareness Campaigns>
+<Campaign Planning, connectedTo, Privacy Concerns in Ads>
+<Competitor Ad Analysis, connectedTo, A or B Testing for Ads>
+<Competitor Ad Analysis, partOf, Ad Creative Development>
+<Customer Acquisition Cost Analysis, connectedTo, Budget Management>
+<Direct Response Campaigns, connectedTo, Ad Platform Management>
+<Direct Response Campaigns, partOf, Ad Creative Development>
+<Display Advertising, connectedTo, Programmatic Advertising>
+<Geo_Targeting, connectedTo, Ad Placement Optimization>
+<Geo_Targeting, connectedTo, Display Advertising>
+<Outdoor Advertising, connectedTo, Brand Awareness Campaigns>
+<Outdoor Advertising, connectedTo, Campaign Planning>
+<Privacy Concerns in Ads, connectedTo, Ad Analytics Reporting>
+<Privacy Concerns in Ads, connectedTo, Direct Response Campaigns>
+<Programmatic Advertising, connectedTo, Customer Acquisition Cost Analysis>
+<Return on Ad Spend Calculation, creates landing pages, end>
+<Return on Ad Spend Calculation, partOf, Television Advertising>
+<Search Engine Ads, connectedTo, Return on Ad Spend Calculation>
+<Search Engine Ads, partOf, Television Advertising>
+<start, connectedTo, A or B Testing for Ads>
diff --git a/test/mermaid/scanned_hard/mermaid_305.txt b/test/mermaid/scanned_hard/mermaid_305.txt
new file mode 100644
index 0000000000000000000000000000000000000000..135dcdf6878be04b39e8d6859085a58e05b89abc
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_305.txt
@@ -0,0 +1,47 @@
+<Blockchain Node Operation, connectedTo, Real Estate Tokenization>
+<Blockchain Node Operation, connectedTo, Transaction Verification>
+<Consortium Blockchain Setup, connectedTo, Cryptographic Hashing>
+<Consortium Blockchain Setup, partOf, Wallet Management>
+<Cross_Chain Bridges, connectedTo, Consortium Blockchain Setup>
+<Cross_Chain Bridges, partOf, Wallet Management>
+<Cryptographic Hashing, connectedTo, Identity Verification on Blockchain>
+<Cryptographic Hashing, partOf, Wallet Management>
+<Decentralized Applications Development, connectedTo, Energy Trading on Blockchain>
+<Decentralized Applications Development, connectedTo, Real Estate Tokenization>
+<Decentralized Applications Development, connectedTo, Smart Contract Development>
+<Decentralized Applications Development, ensures interoperability, Sharding Implementation>
+<Decentralized Finance Protocols, connectedTo, Security Auditing for Blockchains>
+<Decentralized Network Design, connectedTo, Digital Identity Management>
+<Digital Identity Management, connectedTo, Enterprise Blockchain Solutions>
+<Digital Identity Management, connectedTo, Identity Verification on Blockchain>
+<Digital Identity Management, connectedTo, Security Auditing for Blockchains>
+<Energy Trading on Blockchain, audits code, Cross_Chain Bridges>
+<Energy Trading on Blockchain, partOf, Wallet Management>
+<Enterprise Blockchain Solutions, connectedTo, Decentralized Finance Protocols>
+<Gaming on Blockchain, connectedTo, Healthcare Data Management>
+<Gaming on Blockchain, partOf, Distributed Ledger Technology>
+<Healthcare Data Management, connectedTo, Tokenomics Design>
+<Healthcare Data Management, partOf, Distributed Ledger Technology>
+<Initial Coin Offerings, connectedTo, Interoperability Solutions>
+<Interoperability Solutions, connectedTo, Identity Verification on Blockchain>
+<Mining Operations, connectedTo, Decentralized Network Design>
+<Real Estate Tokenization, connectedTo, Mining Operations>
+<Real Estate Tokenization, connectedTo, Zero_Knowledge Proofs>
+<Security Auditing for Blockchains, connectedTo, Initial Coin Offerings>
+<Sharding Implementation, connectedTo, Smart Contract Development>
+<Sharding Implementation, connectedTo, Transaction Verification>
+<Smart Contract Development, connectedTo, Blockchain Node Operation>
+<Smart Contract Development, connectedTo, Enterprise Blockchain Solutions>
+<Smart Contract Development, connectedTo, Security Auditing for Blockchains>
+<Smart Contract Development, connectedTo, Transaction Verification>
+<Tokenomics Design, connectedTo, Decentralized Applications Development>
+<Tokenomics Design, partOf, Distributed Ledger Technology>
+<Transaction Verification, connectedTo, Real Estate Tokenization>
+<Zero_Knowledge Proofs, connectedTo, Gaming on Blockchain>
+<Zero_Knowledge Proofs, partOf, Distributed Ledger Technology>
+<start, connectedTo, Digital Identity Management>
+<start, connectedTo, Real Estate Tokenization>
+<start, connectedTo, Sharding Implementation>
+<start, connectedTo, Smart Contract Development>
+<start, connectedTo, Transaction Verification>
+<start, ensures compliance, Decentralized Applications Development>
diff --git a/test/mermaid/scanned_hard/mermaid_306.mmd b/test/mermaid/scanned_hard/mermaid_306.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4d160836396175bf9fdb872ebdab225a25a3a83e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_306.mmd
@@ -0,0 +1,104 @@
+graph TD
+    N0([start])
+    N1[(Coin Creation)]
+    N2{Interoperability Solutions}
+    N3[/Airdrop Campaigns/]
+    N4([Initial Exchange Offering])
+    N5{Cross_chain Swaps}
+    N6(Fraud Prevention)
+    N7[/Security Audits/]
+    N8[/Lending and Borrowing Protocols/]
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Decentralized Exchange Operation
+        nest0_0(Custodial Services)
+        nest0_1(Community Building)
+        nest0_2[/Wallet Development/]
+        nest0_3([Token Generation Event])
+    end
+    subgraph NFT Marketplace Development
+        nest1_0{Smart Contract Auditing}
+        nest1_1[[Tax Reporting for Crypto]]
+        nest1_2[[Market Analysis]]
+    end
+    N0 --> N1
+    N1 --> |builds Web3 applications| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N4 --> nest0_0
+    nest0_3 --> N2
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N6 --> nest1_0
+    nest1_2 --> N6
+    N0 --> S1
+    S1 -.-> N5
+    S1 -.-> N2
+    S1 -.-> N4
+    S1 --> N6
+    N0 --> M0
+    N2 --> M0
+    M0 -.-> N4
+    N2 -.-> |develops exchanges| M1
+    N3 --> M1
+    N1 -.-> M1
+    N4 -.-> M1
+    M1 -.-> N7
+    style N0 fill:#E0E6E9,stroke:#AABEC6
+    style N1 fill:#E0E6E9,stroke:#AABEC6
+    style N2 fill:#FFEBEB,stroke:#FFC2C2
+    style N3 fill:#FFEBEB,stroke:#FFC2C2
+    style N4 fill:#FFEBEB,stroke:#FFC2C2
+    style N5 fill:#FCFCE7,stroke:#DCE775
+    style N6 fill:#FFEBEB,stroke:#FFC2C2
+    style N7 fill:#E0E6E9,stroke:#AABEC6
+    style N8 fill:#FFEBEB,stroke:#FFC2C2
+    style S1 fill:#FCFCE7,stroke:#DCE775
+    style M0 fill:#FCFCE7,stroke:#DCE775
+    style M1 fill:#FCFCE7,stroke:#DCE775
+    style nest0_0 fill:#FFEBEB,stroke:#FFC2C2
+    style nest0_1 fill:#FFEBEB,stroke:#FFC2C2
+    style nest0_2 fill:#E0E6E9,stroke:#AABEC6
+    style nest0_3 fill:#FCFCE7,stroke:#DCE775
+    style nest1_0 fill:#FFEBEB,stroke:#FFC2C2
+    style nest1_1 fill:#FFEBEB,stroke:#FFC2C2
+    style nest1_2 fill:#E0E6E9,stroke:#AABEC6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#DCE775,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_307.mmd b/test/mermaid/scanned_hard/mermaid_307.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..8e902c5f155897933a6e3d3be92a84118beb1c1d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_307.mmd
@@ -0,0 +1,97 @@
+graph RL
+    N0([start])
+    N1[Equity Crowdfunding]
+    N2[/Reward_Based Crowdfunding/]
+    N3([Manufacturing Planning])
+    N4[/Escrow Management/]
+    N5{International Crowdfunding}
+    N6[Product Development Lifecycle]
+    N7([Tax Implications of Crowdfunding])
+    N8[(Due Diligence for Projects)]
+    N9[Payment Processing]
+    N10[(Fulfillment Planning)]
+    N11{Video Production for Campaigns}
+    N12[(Marketing Strategy)]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Backer Communication
+        nest0_0[[Success Fee Structures]]
+        nest0_1([Goal Setting])
+        nest0_2{Customer Support for Backers}
+    end
+    subgraph Social Media Promotion
+        nest1_0(Post_Campaign Updates)
+        nest1_1([Funding Period Management])
+        nest1_2(Platform Fee Management)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N6 -.-> |yes| nest0_0
+    nest0_2 --> N9
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N8 -.-> nest1_0
+    nest1_2 -.-> N10
+    N2 --> S0
+    S0 -.-> |yes| N4
+    S0 --> N6
+    N6 --> S1
+    S1 --> N11
+    S1 -.-> N8
+    N5 -.-> M0
+    N2 -.-> M0
+    M0 -.-> N8
+    N1 -.-> M1
+    N2 --> M1
+    M1 --> N7
+    style S0 fill:#F2E6F5,stroke:#CB9BE1
+    style S1 fill:#ECCFF5,stroke:#CD8FF2
+    style M0 fill:#ECCFF5,stroke:#CD8FF2
+    style M1 fill:#F2E6F5,stroke:#CB9BE1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#AB47BC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_307.txt b/test/mermaid/scanned_hard/mermaid_307.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f39e5448d0818b4174eb4b1e773af10551ac4bf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_307.txt
@@ -0,0 +1,34 @@
+<Customer Support for Backers, connectedTo, Payment Processing>
+<Customer Support for Backers, partOf, Backer Communication>
+<Due Diligence for Projects, connectedTo, Payment Processing>
+<Due Diligence for Projects, connectedTo, Post_Campaign Updates>
+<Equity Crowdfunding, connectedTo, Reward_Based Crowdfunding>
+<Equity Crowdfunding, connectedTo, Tax Implications of Crowdfunding>
+<Escrow Management, connectedTo, International Crowdfunding>
+<Fulfillment Planning, connectedTo, Video Production for Campaigns>
+<Funding Period Management, connectedTo, Platform Fee Management>
+<Funding Period Management, partOf, Social Media Promotion>
+<Goal Setting, connectedTo, Customer Support for Backers>
+<Goal Setting, partOf, Backer Communication>
+<International Crowdfunding, connectedTo, Due Diligence for Projects>
+<International Crowdfunding, connectedTo, Product Development Lifecycle>
+<Manufacturing Planning, connectedTo, Escrow Management>
+<Payment Processing, connectedTo, Fulfillment Planning>
+<Platform Fee Management, connectedTo, Fulfillment Planning>
+<Platform Fee Management, partOf, Social Media Promotion>
+<Post_Campaign Updates, connectedTo, Funding Period Management>
+<Post_Campaign Updates, partOf, Social Media Promotion>
+<Product Development Lifecycle, connectedTo, Due Diligence for Projects>
+<Product Development Lifecycle, connectedTo, Tax Implications of Crowdfunding>
+<Product Development Lifecycle, connectedTo, Video Production for Campaigns>
+<Product Development Lifecycle, yes, Success Fee Structures>
+<Reward_Based Crowdfunding, connectedTo, Due Diligence for Projects>
+<Reward_Based Crowdfunding, connectedTo, Manufacturing Planning>
+<Reward_Based Crowdfunding, connectedTo, Product Development Lifecycle>
+<Reward_Based Crowdfunding, connectedTo, Tax Implications of Crowdfunding>
+<Reward_Based Crowdfunding, yes, Escrow Management>
+<Success Fee Structures, connectedTo, Goal Setting>
+<Success Fee Structures, partOf, Backer Communication>
+<Tax Implications of Crowdfunding, connectedTo, Due Diligence for Projects>
+<Video Production for Campaigns, connectedTo, Marketing Strategy>
+<start, connectedTo, Equity Crowdfunding>
diff --git a/test/mermaid/scanned_hard/mermaid_308.mmd b/test/mermaid/scanned_hard/mermaid_308.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..7a8506d7e3dfbb6ebae6d0e37d589c00ff5a519d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_308.mmd
@@ -0,0 +1,124 @@
+graph BT
+    N0([start])
+    N1[(Gateway Development)]
+    N2{Edge Computing for IoT}
+    N3[[Connectivity Management]]
+    N4(Interoperability Standards)
+    N5(Data Analysis in Cloud)
+    N6{API Development for IoT}
+    N7([Network Protocol Selection])
+    N8{Firmware Updates}
+    N9[[Environmental Monitoring]]
+    N10([Energy Management Systems])
+    N11{Over_the_Air Updates}
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Supply Chain Optimization
+        nest0_0(Data Privacy in IoT)
+        nest0_1{Connected Vehicles}
+    end
+    subgraph Wearable Technology
+        nest1_0(Data Collection)
+        nest1_1[/Asset Tracking/]
+        nest1_2[(IoT Device Certification)]
+    end
+    N0 --> N1
+    N1 --> |secures devices| N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 --> |builds smart cities| N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> |connects endpoints| N11
+    nest0_0 -.-> nest0_1
+    N1 --> nest0_0
+    nest0_1 --> N10
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N8 -.-> nest1_0
+    nest1_2 --> N5
+    N4 -.-> S0
+    S0 --> N9
+    S0 -.-> N7
+    N2 --> S1
+    S1 -.-> N4
+    S1 --> N11
+    N0 -.-> S2
+    S2 -.-> N4
+    S2 --> N7
+    S2 -.-> |controls devices| N10
+    S2 -.-> N6
+    N3 --> M0
+    N8 --> M0
+    M0 --> N11
+    N5 -.-> M1
+    N1 -.-> M1
+    N8 --> M1
+    N6 -.-> M1
+    M1 --> N10
+    style N0 fill:#D1C4E9,stroke:#7E57C2
+    style N1 fill:#E8F5E9,stroke:#66BB6A
+    style N2 fill:#E8F5E9,stroke:#66BB6A
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#D1C4E9,stroke:#7E57C2
+    style N5 fill:#F3E5F5,stroke:#BA68C8
+    style N6 fill:#E8F5E9,stroke:#66BB6A
+    style N7 fill:#F3E5F5,stroke:#BA68C8
+    style N8 fill:#E8F5E9,stroke:#66BB6A
+    style N9 fill:#F3E5F5,stroke:#BA68C8
+    style N10 fill:#F3E5F5,stroke:#BA68C8
+    style N11 fill:#F3E5F5,stroke:#BA68C8
+    style S0 fill:#D1C4E9,stroke:#7E57C2
+    style S1 fill:#E8F5E9,stroke:#66BB6A
+    style S2 fill:#E8F5E9,stroke:#66BB6A
+    style M0 fill:#F3E5F5,stroke:#BA68C8
+    style M1 fill:#F3E5F5,stroke:#BA68C8
+    style nest0_0 fill:#E8F5E9,stroke:#66BB6A
+    style nest0_1 fill:#F3E5F5,stroke:#BA68C8
+    style nest1_0 fill:#D1C4E9,stroke:#7E57C2
+    style nest1_1 fill:#E8F5E9,stroke:#66BB6A
+    style nest1_2 fill:#D1C4E9,stroke:#7E57C2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#BA68C8,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_309.mmd b/test/mermaid/scanned_hard/mermaid_309.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..65562260ecdfeae145a47d05420c722dada70f9e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_309.mmd
@@ -0,0 +1,138 @@
+graph LR
+    N0([start])
+    N1[Fleet Management for Edge Devices]
+    N2[[Connectivity to Cloud]]
+    N3[Event_Driven Architectures at Edge]
+    N4[[Edge Application Development]]
+    N5[[Compliance and Governance at Edge]]
+    N6(Edge Computing Hardware Selection)
+    N7[Virtualization at Edge]
+    N8([Microservices on Edge Devices])
+    N9[(Local AI or ML Inference)]
+    N10[[Remote Device Management]]
+    N11(Fault Tolerance at Edge)
+    N12[[Resource Management at Edge]]
+    N13[/Edge Gateway Management/]
+    N14{Power Consumption Optimization}
+    N15([Data Synchronization between Edge and Cloud])
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Smart City Edge Solutions
+        nest0_0[Edge API Management]
+        nest0_1(Orchestration of Edge Workloads)
+    end
+    subgraph Edge Device Deployment
+        nest1_0[Distributed Data Storage]
+        nest1_1[Edge Network Topology Design]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> |powers healthcare devices| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> |provides fault tolerance| N7
+    N7 --> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> |processes data locally| N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    N9 --> nest0_0
+    nest0_1 --> |manages fleet| N15
+    nest1_0 -.-> nest1_1
+    N13 --> nest1_0
+    nest1_1 -.-> N9
+    N3 -.-> S1
+    S1 --> |secures data| N8
+    S1 --> N9
+    S1 --> N11
+    S1 -.-> N13
+    N4 -.-> S2
+    S2 --> N7
+    S2 --> |manages distributed systems| N9
+    N0 --> M0
+    N5 --> M0
+    M0 -.-> N13
+    N4 -.-> M1
+    N6 -.-> M1
+    N5 --> M1
+    N7 -.-> |filters data| M1
+    M1 --> N10
+    N4 --> M2
+    N3 -.-> M2
+    N6 -.-> M2
+    M2 -.-> N8
+    style N0 fill:#F0F4C3,stroke:#AED581
+    style N1 fill:#F0F4C3,stroke:#AED581
+    style N2 fill:#F0F4C3,stroke:#AED581
+    style N3 fill:#F0F4C3,stroke:#AED581
+    style N4 fill:#F0F4C3,stroke:#AED581
+    style N5 fill:#E9F7E8,stroke:#6EB76D
+    style N6 fill:#FFECB3,stroke:#FFC107
+    style N7 fill:#E9F7E8,stroke:#6EB76D
+    style N8 fill:#FFECB3,stroke:#FFC107
+    style N9 fill:#F0F4C3,stroke:#AED581
+    style N10 fill:#F0F4C3,stroke:#AED581
+    style N11 fill:#FFECB3,stroke:#FFC107
+    style N12 fill:#E9F7E8,stroke:#6EB76D
+    style N13 fill:#F0F4C3,stroke:#AED581
+    style N14 fill:#E9F7E8,stroke:#6EB76D
+    style N15 fill:#FFECB3,stroke:#FFC107
+    style S1 fill:#F0F4C3,stroke:#AED581
+    style S2 fill:#F0F4C3,stroke:#AED581
+    style M0 fill:#E9F7E8,stroke:#6EB76D
+    style M1 fill:#E9F7E8,stroke:#6EB76D
+    style M2 fill:#FFECB3,stroke:#FFC107
+    style nest0_0 fill:#FFECB3,stroke:#FFC107
+    style nest0_1 fill:#E9F7E8,stroke:#6EB76D
+    style nest1_0 fill:#E9F7E8,stroke:#6EB76D
+    style nest1_1 fill:#F0F4C3,stroke:#AED581
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#FFC107,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_309.txt b/test/mermaid/scanned_hard/mermaid_309.txt
new file mode 100644
index 0000000000000000000000000000000000000000..de47e026a88c2df95d85b287feac09061f1ab669
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_309.txt
@@ -0,0 +1,40 @@
+<Compliance and Governance at Edge, connectedTo, Edge Computing Hardware Selection>
+<Compliance and Governance at Edge, connectedTo, Edge Gateway Management>
+<Compliance and Governance at Edge, connectedTo, Remote Device Management>
+<Connectivity to Cloud, connectedTo, Event_Driven Architectures at Edge>
+<Distributed Data Storage, connectedTo, Edge Network Topology Design>
+<Distributed Data Storage, partOf, Edge Device Deployment>
+<Edge API Management, connectedTo, Orchestration of Edge Workloads>
+<Edge API Management, partOf, Smart City Edge Solutions>
+<Edge Application Development, connectedTo, Compliance and Governance at Edge>
+<Edge Application Development, connectedTo, Microservices on Edge Devices>
+<Edge Application Development, connectedTo, Remote Device Management>
+<Edge Application Development, connectedTo, Virtualization at Edge>
+<Edge Application Development, manages distributed systems, Local AI or ML Inference>
+<Edge Computing Hardware Selection, connectedTo, Microservices on Edge Devices>
+<Edge Computing Hardware Selection, connectedTo, Remote Device Management>
+<Edge Computing Hardware Selection, provides fault tolerance, Virtualization at Edge>
+<Edge Gateway Management, connectedTo, Distributed Data Storage>
+<Edge Gateway Management, processes data locally, Power Consumption Optimization>
+<Edge Network Topology Design, connectedTo, Local AI or ML Inference>
+<Edge Network Topology Design, partOf, Edge Device Deployment>
+<Event_Driven Architectures at Edge, connectedTo, Edge Gateway Management>
+<Event_Driven Architectures at Edge, connectedTo, Fault Tolerance at Edge>
+<Event_Driven Architectures at Edge, connectedTo, Local AI or ML Inference>
+<Event_Driven Architectures at Edge, connectedTo, Microservices on Edge Devices>
+<Event_Driven Architectures at Edge, powers healthcare devices, Edge Application Development>
+<Event_Driven Architectures at Edge, secures data, Microservices on Edge Devices>
+<Fault Tolerance at Edge, connectedTo, Resource Management at Edge>
+<Fleet Management for Edge Devices, connectedTo, Connectivity to Cloud>
+<Local AI or ML Inference, connectedTo, Edge API Management>
+<Local AI or ML Inference, connectedTo, Remote Device Management>
+<Microservices on Edge Devices, connectedTo, Local AI or ML Inference>
+<Orchestration of Edge Workloads, manages fleet, Data Synchronization between Edge and Cloud>
+<Orchestration of Edge Workloads, partOf, Smart City Edge Solutions>
+<Power Consumption Optimization, connectedTo, Data Synchronization between Edge and Cloud>
+<Remote Device Management, connectedTo, Fault Tolerance at Edge>
+<Resource Management at Edge, connectedTo, Edge Gateway Management>
+<Virtualization at Edge, connectedTo, Microservices on Edge Devices>
+<Virtualization at Edge, filters data, Remote Device Management>
+<start, connectedTo, Edge Gateway Management>
+<start, connectedTo, Fleet Management for Edge Devices>
diff --git a/test/mermaid/scanned_hard/mermaid_31.txt b/test/mermaid/scanned_hard/mermaid_31.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a9bc1fbc3e3f48e7eb3d88c5264d8cc7cc9106f6
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_31.txt
@@ -0,0 +1,12 @@
+<Accessibility in Sports Venues, yes, Event Broadcasting>
+<Anti_Doping Control, yes, end>
+<Event Broadcasting, connectedTo, Sports Betting Regulation>
+<Media Rights Negotiation, yes, Accessibility in Sports Venues>
+<Player Transfer, connectedTo, Youth Development Programs>
+<Sports Betting Regulation, yes, Anti_Doping Control>
+<Stadium Operations, connectedTo, Media Rights Negotiation>
+<Talent Scouting, connectedTo, start>
+<Talent Scouting, yes, Player Transfer>
+<Team Management, connectedTo, Stadium Operations>
+<Youth Development Programs, no, Team Management>
+<start, yes, Talent Scouting>
diff --git a/test/mermaid/scanned_hard/mermaid_310.mmd b/test/mermaid/scanned_hard/mermaid_310.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..aecb7b97f92f3ec52d77fc60df91431c2e8e461b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_310.mmd
@@ -0,0 +1,120 @@
+graph TD
+    N0([start])
+    N1(Cloud Firewall Configuration)
+    N2[/Auto_Scaling Configurations/]
+    N3[Cloud Automation]
+    N4[/Big Data Services in Cloud/]
+    N5[(DevOps on Cloud)]
+    N6[Network Configuration in Cloud]
+    N7[[Database as a Service]]
+    N8[Infrastructure as a Service]
+    N9[[Cloud Architecture Design]]
+    N10(Machine Learning as a Service)
+    N11[API Management in Cloud]
+    N12[[Serverless Computing]]
+    N13[(Container Orchestration)]
+    N14{Hybrid Cloud Deployment}
+    N15([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Software as a Service
+        nest0_0(Cloud_based VPN Setup)
+        nest0_1[Cloud Marketplace Integration]
+        nest0_2([Cloud Vendor Lock_in Mitigation])
+        nest0_3[Data Storage in Cloud]
+    end
+    subgraph Platform as a Service
+        nest1_0(Resource Tagging for Cost Allocation)
+        nest1_1([Cloud Security])
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 -.-> N15
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N2 -.-> nest0_0
+    nest0_3 -.-> N2
+    nest1_0 --> nest1_1
+    N3 --> nest1_0
+    nest1_1 --> N3
+    N5 -.-> S0
+    S0 -.-> N9
+    S0 -.-> N10
+    S0 -.-> N14
+    N10 -.-> S1
+    S1 --> N12
+    S1 --> N14
+    N6 --> S2
+    S2 -.-> N9
+    S2 -.-> N11
+    N2 --> M0
+    N4 --> M0
+    N5 --> M0
+    M0 --> N14
+    N2 --> M1
+    N1 -.-> M1
+    N0 --> M1
+    M1 --> N4
+    style S0 fill:#F8BBD0,stroke:#E91E63
+    style S1 fill:#FCE4EC,stroke:#E91E63
+    style S2 fill:#FCE4EC,stroke:#E91E63
+    style M0 fill:#FCE4EC,stroke:#E91E63
+    style M1 fill:#FCE4EC,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#CD8FF2,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#CD8FF2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_310.txt b/test/mermaid/scanned_hard/mermaid_310.txt
new file mode 100644
index 0000000000000000000000000000000000000000..64e1117f622e9e3875e55aa79842482cbb311b81
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_310.txt
@@ -0,0 +1,41 @@
+<API Management in Cloud, connectedTo, Serverless Computing>
+<Auto_Scaling Configurations, connectedTo, Big Data Services in Cloud>
+<Auto_Scaling Configurations, connectedTo, Cloud Automation>
+<Auto_Scaling Configurations, connectedTo, Cloud_based VPN Setup>
+<Auto_Scaling Configurations, connectedTo, Hybrid Cloud Deployment>
+<Big Data Services in Cloud, connectedTo, DevOps on Cloud>
+<Big Data Services in Cloud, connectedTo, Hybrid Cloud Deployment>
+<Cloud Architecture Design, connectedTo, Machine Learning as a Service>
+<Cloud Automation, connectedTo, Big Data Services in Cloud>
+<Cloud Automation, connectedTo, Resource Tagging for Cost Allocation>
+<Cloud Firewall Configuration, connectedTo, Auto_Scaling Configurations>
+<Cloud Firewall Configuration, connectedTo, Big Data Services in Cloud>
+<Cloud Marketplace Integration, connectedTo, Cloud Vendor Lock_in Mitigation>
+<Cloud Marketplace Integration, partOf, Software as a Service>
+<Cloud Security, connectedTo, Cloud Automation>
+<Cloud Security, partOf, Platform as a Service>
+<Cloud Vendor Lock_in Mitigation, connectedTo, Data Storage in Cloud>
+<Cloud Vendor Lock_in Mitigation, partOf, Software as a Service>
+<Cloud_based VPN Setup, connectedTo, Cloud Marketplace Integration>
+<Cloud_based VPN Setup, partOf, Software as a Service>
+<Container Orchestration, connectedTo, Hybrid Cloud Deployment>
+<Data Storage in Cloud, connectedTo, Auto_Scaling Configurations>
+<Data Storage in Cloud, partOf, Software as a Service>
+<Database as a Service, connectedTo, Infrastructure as a Service>
+<DevOps on Cloud, connectedTo, Cloud Architecture Design>
+<DevOps on Cloud, connectedTo, Hybrid Cloud Deployment>
+<DevOps on Cloud, connectedTo, Machine Learning as a Service>
+<DevOps on Cloud, connectedTo, Network Configuration in Cloud>
+<Hybrid Cloud Deployment, connectedTo, end>
+<Infrastructure as a Service, connectedTo, Cloud Architecture Design>
+<Machine Learning as a Service, connectedTo, API Management in Cloud>
+<Machine Learning as a Service, connectedTo, Hybrid Cloud Deployment>
+<Machine Learning as a Service, connectedTo, Serverless Computing>
+<Network Configuration in Cloud, connectedTo, API Management in Cloud>
+<Network Configuration in Cloud, connectedTo, Cloud Architecture Design>
+<Network Configuration in Cloud, connectedTo, Database as a Service>
+<Resource Tagging for Cost Allocation, connectedTo, Cloud Security>
+<Resource Tagging for Cost Allocation, partOf, Platform as a Service>
+<Serverless Computing, connectedTo, Container Orchestration>
+<start, connectedTo, Big Data Services in Cloud>
+<start, connectedTo, Cloud Firewall Configuration>
diff --git a/test/mermaid/scanned_hard/mermaid_311.mmd b/test/mermaid/scanned_hard/mermaid_311.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..deed30098a50bfd821f8aa5bdc63060a8c6db7db
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_311.mmd
@@ -0,0 +1,118 @@
+graph LR
+    N0([start])
+    N1([Network Performance Tuning])
+    N2[[Disaster Recovery Planning]]
+    N3([System Administration])
+    N4[(Cabling and Wiring)]
+    N5[Troubleshooting and Support]
+    N6[[Hardware Maintenance]]
+    N7{Data Center Management}
+    N8[/Remote Access Solutions/]
+    N9(DNS Management)
+    N10[Web Server Configuration]
+    N11(Cloud Integration with On_premise)
+    N12([Patch Management])
+    N13{Network Design}
+    N14[[Virtual Desktop Infrastructure]]
+    N15([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Mail Server Management
+        nest0_0[(Antivirus and Endpoint Protection)]
+        nest0_1[/Server Deployment/]
+    end
+    subgraph Operating System Installation
+        nest1_0(Load Balancer Setup)
+        nest1_1[Hardware Procurement]
+        nest1_2[Storage Solutions]
+        nest1_3([Firewall Management])
+    end
+    N0 -.-> |no| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> |no| N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 -.-> N15
+    nest0_0 -.-> nest0_1
+    N1 --> nest0_0
+    nest0_1 --> N2
+    nest1_0 --> nest1_1
+    nest1_1 --> |no| nest1_2
+    nest1_2 -.-> |no| nest1_3
+    N12 --> nest1_0
+    nest1_3 --> N1
+    N7 -.-> S0
+    S0 -.-> |no| N14
+    S0 --> N11
+    S0 --> N10
+    S0 --> |no| N12
+    N4 --> S1
+    S1 -.-> N15
+    S1 --> |no| N7
+    S1 -.-> N12
+    N5 -.-> M0
+    N0 --> M0
+    N6 -.-> M0
+    N7 --> M0
+    M0 --> N9
+    N0 --> |yes| M1
+    N1 -.-> M1
+    N2 --> M1
+    M1 -.-> N4
+    style S0 fill:#C8EDFF,stroke:#82DAFF
+    style S1 fill:#E0F7FA,stroke:#00BCD4
+    style M0 fill:#C8EDFF,stroke:#82DAFF
+    style M1 fill:#E0F7FA,stroke:#00BCD4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#82DAFF,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_311.txt b/test/mermaid/scanned_hard/mermaid_311.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8b8a0b239427fc7d4c9849dbfe259c8619986681
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_311.txt
@@ -0,0 +1,43 @@
+<Antivirus and Endpoint Protection, connectedTo, Server Deployment>
+<Antivirus and Endpoint Protection, partOf, Mail Server Management>
+<Cabling and Wiring, connectedTo, Patch Management>
+<Cabling and Wiring, connectedTo, Troubleshooting and Support>
+<Cabling and Wiring, connectedTo, end>
+<Cabling and Wiring, no, Data Center Management>
+<Cloud Integration with On_premise, connectedTo, Patch Management>
+<DNS Management, connectedTo, Web Server Configuration>
+<Data Center Management, connectedTo, Cloud Integration with On_premise>
+<Data Center Management, connectedTo, DNS Management>
+<Data Center Management, connectedTo, Remote Access Solutions>
+<Data Center Management, connectedTo, Web Server Configuration>
+<Data Center Management, no, Patch Management>
+<Data Center Management, no, Virtual Desktop Infrastructure>
+<Disaster Recovery Planning, connectedTo, Cabling and Wiring>
+<Disaster Recovery Planning, connectedTo, System Administration>
+<Firewall Management, connectedTo, Network Performance Tuning>
+<Firewall Management, partOf, Operating System Installation>
+<Hardware Maintenance, connectedTo, DNS Management>
+<Hardware Maintenance, connectedTo, Data Center Management>
+<Hardware Procurement, no, Storage Solutions>
+<Hardware Procurement, partOf, Operating System Installation>
+<Load Balancer Setup, connectedTo, Hardware Procurement>
+<Load Balancer Setup, partOf, Operating System Installation>
+<Network Design, connectedTo, Virtual Desktop Infrastructure>
+<Network Performance Tuning, connectedTo, Antivirus and Endpoint Protection>
+<Network Performance Tuning, connectedTo, Cabling and Wiring>
+<Network Performance Tuning, connectedTo, Disaster Recovery Planning>
+<Patch Management, connectedTo, Load Balancer Setup>
+<Patch Management, connectedTo, Network Design>
+<Remote Access Solutions, connectedTo, DNS Management>
+<Server Deployment, connectedTo, Disaster Recovery Planning>
+<Server Deployment, partOf, Mail Server Management>
+<Storage Solutions, no, Firewall Management>
+<Storage Solutions, partOf, Operating System Installation>
+<System Administration, connectedTo, Cabling and Wiring>
+<Troubleshooting and Support, connectedTo, DNS Management>
+<Troubleshooting and Support, connectedTo, Hardware Maintenance>
+<Virtual Desktop Infrastructure, connectedTo, end>
+<Web Server Configuration, no, Cloud Integration with On_premise>
+<start, connectedTo, DNS Management>
+<start, no, Network Performance Tuning>
+<start, yes, Cabling and Wiring>
diff --git a/test/mermaid/scanned_hard/mermaid_312.mmd b/test/mermaid/scanned_hard/mermaid_312.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..569ab1ce5e9795802fc253583f7f6aecdea01f60
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_312.mmd
@@ -0,0 +1,112 @@
+graph TD
+    N0([Cloud Native Development])
+    N1(Rollback Strategies)
+    N2[(Serverless Deployment)]
+    N3[(Automated Deployment)]
+    N4[[Automated Rollbacks]]
+    N5{Container Orchestration}
+    N6[[Code Quality Checks]]
+    N7(Collaboration Tools)
+    N8[Environment Management]
+    N9[[Secrets Management]]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    subgraph Feature Flags
+        nest0_0[Infrastructure as Code]
+        nest0_1[(ChatOps)]
+        nest0_2[[Security in DevOps]]
+    end
+    subgraph Version Control
+        nest1_0[(Observability Implementation)]
+        nest1_1[Continuous Delivery]
+        nest1_2(Infrastructure Provisioning)
+        nest1_3{Pipeline Automation}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> |fosters cross_functional teams| N7
+    N7 -.-> N8
+    N8 --> N9
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N3 --> nest0_0
+    nest0_2 --> N9
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    nest1_2 -.-> |automates operations| nest1_3
+    N6 -.-> nest1_0
+    nest1_3 -.-> N7
+    N0 --> S0
+    S0 -.-> N3
+    S0 -.-> N7
+    N2 --> S1
+    S1 -.-> N4
+    S1 --> |conducts post_mortems| N8
+    N4 -.-> S2
+    S2 -.-> |gathers feedback| N9
+    S2 --> N6
+    S2 --> N7
+    N6 -.-> M0
+    N3 --> M0
+    N2 --> |implements CI| M0
+    M0 --> N9
+    style N0 fill:#FFFCE6,stroke:#FFF9AE
+    style N1 fill:#E8EAF6,stroke:#5C6BC0
+    style N2 fill:#FFFCE6,stroke:#FFF9AE
+    style N3 fill:#F3E5F5,stroke:#AB47BC
+    style N4 fill:#F3E5F5,stroke:#AB47BC
+    style N5 fill:#FFFCE6,stroke:#FFF9AE
+    style N6 fill:#F3E5F5,stroke:#AB47BC
+    style N7 fill:#FFFCE6,stroke:#FFF9AE
+    style N8 fill:#F3E5F5,stroke:#AB47BC
+    style N9 fill:#F3E5F5,stroke:#AB47BC
+    style S0 fill:#E8EAF6,stroke:#5C6BC0
+    style S1 fill:#FFFCE6,stroke:#FFF9AE
+    style S2 fill:#FFFCE6,stroke:#FFF9AE
+    style M0 fill:#F3E5F5,stroke:#AB47BC
+    style nest0_0 fill:#E8EAF6,stroke:#5C6BC0
+    style nest0_1 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_2 fill:#E8EAF6,stroke:#5C6BC0
+    style nest1_0 fill:#F3E5F5,stroke:#AB47BC
+    style nest1_1 fill:#FFFCE6,stroke:#FFF9AE
+    style nest1_2 fill:#FFFCE6,stroke:#FFF9AE
+    style nest1_3 fill:#F3E5F5,stroke:#AB47BC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFF9AE,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_313.mmd b/test/mermaid/scanned_hard/mermaid_313.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0e1d5f93a20248d810aab1c91c756d6eb23f6f04
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_313.mmd
@@ -0,0 +1,104 @@
+graph TD
+    N0([Game Development])
+    N1[/Scalability Design/]
+    N2(Technical Debt Management)
+    N3[Version Control]
+    N4[(Documentation)]
+    N5[(Architecture Planning)]
+    N6{Operating System Development}
+    N7[[Web Application Development]]
+    N8{Bug Fixing}
+    N9[/User Experience Design/]
+    N10([Compiler Design])
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    subgraph Testing Frameworks
+        nest0_0[[System Testing]]
+        nest0_1(Frontend Development)
+    end
+    subgraph User Interface Design
+        nest1_0(Performance Optimization)
+        nest1_1([Algorithm Design])
+        nest1_2[[Embedded Systems Development]]
+        nest1_3{Security Hardening}
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> |ensures scalability| N10
+    nest0_0 --> nest0_1
+    N6 --> nest0_0
+    nest0_1 -.-> N9
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N6 --> nest1_0
+    nest1_3 --> N4
+    N3 -.-> S0
+    S0 --> N10
+    S0 --> N6
+    N4 -.-> S1
+    S1 -.-> |designs games| N8
+    S1 -.-> |creates mobile apps| N10
+    S1 -.-> N6
+    S1 -.-> N7
+    N4 -.-> M1
+    N2 --> M1
+    M1 --> N7
+    style N0 fill:#B3E5FC,stroke:#03A9F4
+    style N1 fill:#D7CCC8,stroke:#795548
+    style N2 fill:#D7CCC8,stroke:#795548
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#F3E5F5,stroke:#BA68C8
+    style N5 fill:#D7CCC8,stroke:#795548
+    style N6 fill:#B3E5FC,stroke:#03A9F4
+    style N7 fill:#D7CCC8,stroke:#795548
+    style N8 fill:#D7CCC8,stroke:#795548
+    style N9 fill:#F3E5F5,stroke:#BA68C8
+    style N10 fill:#F3E5F5,stroke:#BA68C8
+    style S0 fill:#B3E5FC,stroke:#03A9F4
+    style S1 fill:#F3E5F5,stroke:#BA68C8
+    style M1 fill:#D7CCC8,stroke:#795548
+    style nest0_0 fill:#B3E5FC,stroke:#03A9F4
+    style nest0_1 fill:#D7CCC8,stroke:#795548
+    style nest1_0 fill:#F3E5F5,stroke:#BA68C8
+    style nest1_1 fill:#B3E5FC,stroke:#03A9F4
+    style nest1_2 fill:#D7CCC8,stroke:#795548
+    style nest1_3 fill:#B3E5FC,stroke:#03A9F4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#795548,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_313.txt b/test/mermaid/scanned_hard/mermaid_313.txt
new file mode 100644
index 0000000000000000000000000000000000000000..88a45f19d654c0641ee93e35d02ca823a667ac8f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_313.txt
@@ -0,0 +1,31 @@
+<Algorithm Design, connectedTo, Embedded Systems Development>
+<Algorithm Design, partOf, User Interface Design>
+<Architecture Planning, connectedTo, Operating System Development>
+<Bug Fixing, connectedTo, User Experience Design>
+<Documentation, connectedTo, Architecture Planning>
+<Documentation, connectedTo, Operating System Development>
+<Documentation, connectedTo, Web Application Development>
+<Documentation, creates mobile apps, Compiler Design>
+<Documentation, designs games, Bug Fixing>
+<Embedded Systems Development, connectedTo, Security Hardening>
+<Embedded Systems Development, partOf, User Interface Design>
+<Frontend Development, connectedTo, User Experience Design>
+<Frontend Development, partOf, Testing Frameworks>
+<Game Development, connectedTo, Scalability Design>
+<Operating System Development, connectedTo, Performance Optimization>
+<Operating System Development, connectedTo, System Testing>
+<Operating System Development, connectedTo, Web Application Development>
+<Performance Optimization, connectedTo, Algorithm Design>
+<Performance Optimization, partOf, User Interface Design>
+<Scalability Design, connectedTo, Technical Debt Management>
+<Security Hardening, connectedTo, Documentation>
+<Security Hardening, partOf, User Interface Design>
+<System Testing, connectedTo, Frontend Development>
+<System Testing, partOf, Testing Frameworks>
+<Technical Debt Management, connectedTo, Version Control>
+<Technical Debt Management, connectedTo, Web Application Development>
+<User Experience Design, ensures scalability, Compiler Design>
+<Version Control, connectedTo, Compiler Design>
+<Version Control, connectedTo, Documentation>
+<Version Control, connectedTo, Operating System Development>
+<Web Application Development, connectedTo, Bug Fixing>
diff --git a/test/mermaid/scanned_hard/mermaid_314.mmd b/test/mermaid/scanned_hard/mermaid_314.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a1e4f8035d7344c7fcd783ab1ef3d8ebe37ec492
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_314.mmd
@@ -0,0 +1,111 @@
+graph BT
+    N0([start])
+    N1{Failure Analysis}
+    N2[[Circuit Design]]
+    N3(Thermal Management)
+    N4[[Microcontroller Programming]]
+    N5(RF Circuit Design)
+    N6[Electromagnetic Compatibility Testing]
+    N7[(Quality Control)]
+    N8([Low_Power Design])
+    N9[[Intellectual Property Protection]]
+    N10[(Component Selection)]
+    N11{PCB Layout}
+    N12{Environmental Testing}
+    N13[[Troubleshooting and Debugging]]
+    N14[/Reverse Engineering/]
+    N15([Power Integrity Analysis])
+    N16[Prototyping]
+    N17(Signal Integrity Analysis)
+    N18[/Schematic Capture/]
+    N19([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Cost Optimization
+        nest0_0[Assembly Line Optimization]
+        nest0_1([Manufacturing Process Planning])
+        nest0_2(Mechanical Design Integration)
+    end
+    subgraph Actuator Control
+        nest1_0[Regulatory Compliance]
+        nest1_1{High_Speed Digital Design}
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> |yes| N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 --> N14
+    N14 -.-> N15
+    N15 --> |yes| N16
+    N16 -.-> N17
+    N17 --> N18
+    N18 -.-> N19
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N2 -.-> |yes| nest0_0
+    nest0_2 -.-> N14
+    nest1_0 -.-> nest1_1
+    N17 -.-> nest1_0
+    nest1_1 -.-> N12
+    N2 -.-> S0
+    S0 --> |no| N6
+    S0 --> N18
+    S0 --> N12
+    N1 --> |yes| M0
+    N0 --> M0
+    M0 -.-> N3
+    N0 --> M1
+    N2 --> M1
+    M1 -.-> N6
+    N9 -.-> N8
+    style S0 fill:#E0F2F1,stroke:#26A69A
+    style M0 fill:#E0F2F1,stroke:#26A69A
+    style M1 fill:#E0F2F1,stroke:#26A69A
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#8C9EFF,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_315.mmd b/test/mermaid/scanned_hard/mermaid_315.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5bb5a3020577f8b1435a83dfb6be7ed5f16996fb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_315.mmd
@@ -0,0 +1,142 @@
+graph RL
+    N0([Testing and Debugging])
+    N1{Database Design for Mobile}
+    N2[IoT Device Control via App]
+    N3([Backend Integration])
+    N4(Gamification Elements)
+    N5{User Interface Design}
+    N6{Prototyping}
+    N7{Concept Development}
+    N8[/Payment Gateway Integration/]
+    N9[Push Notification Implementation]
+    N10[App Store Optimization]
+    N11{Accessibility Features}
+    N12{Real_time Communication Features}
+    N13(User Experience Design)
+    N14[/Biometric Authentication/]
+    N15[/Camera Integration/]
+    N16([Crash Reporting])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M1(( ))
+    subgraph API Development
+        nest0_0[(Microphone Integration)]
+        nest0_1[/Ad Monetization/]
+        nest0_2[/Security Implementation/]
+        nest0_3[/Updates and Maintenance/]
+    end
+    subgraph Wireframing
+        nest1_0[/In_App Purchase Integration/]
+        nest1_1([User Feedback Collection])
+        nest1_2{Wearable Device Integration}
+        nest1_3[(Native App Development)]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 --> N14
+    N14 -.-> N15
+    N15 --> N16
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N4 --> nest0_0
+    nest0_3 -.-> |designs onboarding| N12
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> nest1_3
+    N10 --> nest1_0
+    nest1_3 --> N3
+    N6 -.-> S0
+    S0 -.-> N14
+    S0 -.-> N10
+    N1 --> S1
+    S1 -.-> N12
+    S1 -.-> N11
+    S1 -.-> N15
+    N11 --> S2
+    S2 -.-> N16
+    S2 -.-> N14
+    N1 --> M1
+    N0 --> M1
+    M1 -.-> N4
+    style N0 fill:#B3E5FC,stroke:#03A9F4
+    style N1 fill:#D3D7EB,stroke:#8C9EFF
+    style N2 fill:#D3D7EB,stroke:#8C9EFF
+    style N3 fill:#D3D7EB,stroke:#8C9EFF
+    style N4 fill:#B3E5FC,stroke:#03A9F4
+    style N5 fill:#D3D7EB,stroke:#8C9EFF
+    style N6 fill:#D3D7EB,stroke:#8C9EFF
+    style N7 fill:#E8F5E9,stroke:#66BB6A
+    style N8 fill:#B3E5FC,stroke:#03A9F4
+    style N9 fill:#D3D7EB,stroke:#8C9EFF
+    style N10 fill:#B3E5FC,stroke:#03A9F4
+    style N11 fill:#D3D7EB,stroke:#8C9EFF
+    style N12 fill:#D3D7EB,stroke:#8C9EFF
+    style N13 fill:#D3D7EB,stroke:#8C9EFF
+    style N14 fill:#D3D7EB,stroke:#8C9EFF
+    style N15 fill:#E8F5E9,stroke:#66BB6A
+    style N16 fill:#B3E5FC,stroke:#03A9F4
+    style S0 fill:#E8F5E9,stroke:#66BB6A
+    style S1 fill:#B3E5FC,stroke:#03A9F4
+    style S2 fill:#B3E5FC,stroke:#03A9F4
+    style M1 fill:#B3E5FC,stroke:#03A9F4
+    style nest0_0 fill:#B3E5FC,stroke:#03A9F4
+    style nest0_1 fill:#B3E5FC,stroke:#03A9F4
+    style nest0_2 fill:#E8F5E9,stroke:#66BB6A
+    style nest0_3 fill:#D3D7EB,stroke:#8C9EFF
+    style nest1_0 fill:#D3D7EB,stroke:#8C9EFF
+    style nest1_1 fill:#E8F5E9,stroke:#66BB6A
+    style nest1_2 fill:#E8F5E9,stroke:#66BB6A
+    style nest1_3 fill:#B3E5FC,stroke:#03A9F4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
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+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#8C9EFF,stroke-width:2px,fill:none;
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+    linkStyle 16 stroke:#66BB6A,stroke-width:2px,fill:none;
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+    linkStyle 18 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#8C9EFF,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#03A9F4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_315.txt b/test/mermaid/scanned_hard/mermaid_315.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2767e39c7b13c3b2021006e0052c887c4e574774
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_315.txt
@@ -0,0 +1,43 @@
+<Accessibility Features, connectedTo, Biometric Authentication>
+<Accessibility Features, connectedTo, Crash Reporting>
+<Accessibility Features, connectedTo, Real_time Communication Features>
+<Ad Monetization, connectedTo, Security Implementation>
+<Ad Monetization, partOf, API Development>
+<App Store Optimization, connectedTo, Accessibility Features>
+<App Store Optimization, connectedTo, In_App Purchase Integration>
+<Backend Integration, connectedTo, Gamification Elements>
+<Biometric Authentication, connectedTo, Camera Integration>
+<Camera Integration, connectedTo, Crash Reporting>
+<Concept Development, connectedTo, Payment Gateway Integration>
+<Database Design for Mobile, connectedTo, Accessibility Features>
+<Database Design for Mobile, connectedTo, Camera Integration>
+<Database Design for Mobile, connectedTo, Gamification Elements>
+<Database Design for Mobile, connectedTo, IoT Device Control via App>
+<Database Design for Mobile, connectedTo, Real_time Communication Features>
+<Gamification Elements, connectedTo, Microphone Integration>
+<Gamification Elements, connectedTo, User Interface Design>
+<In_App Purchase Integration, connectedTo, User Feedback Collection>
+<In_App Purchase Integration, partOf, Wireframing>
+<IoT Device Control via App, connectedTo, Backend Integration>
+<Microphone Integration, connectedTo, Ad Monetization>
+<Microphone Integration, partOf, API Development>
+<Native App Development, connectedTo, Backend Integration>
+<Native App Development, partOf, Wireframing>
+<Payment Gateway Integration, connectedTo, Push Notification Implementation>
+<Prototyping, connectedTo, App Store Optimization>
+<Prototyping, connectedTo, Biometric Authentication>
+<Prototyping, connectedTo, Concept Development>
+<Push Notification Implementation, connectedTo, App Store Optimization>
+<Real_time Communication Features, connectedTo, User Experience Design>
+<Security Implementation, connectedTo, Updates and Maintenance>
+<Security Implementation, partOf, API Development>
+<Testing and Debugging, connectedTo, Database Design for Mobile>
+<Testing and Debugging, connectedTo, Gamification Elements>
+<Updates and Maintenance, designs onboarding, Real_time Communication Features>
+<Updates and Maintenance, partOf, API Development>
+<User Experience Design, connectedTo, Biometric Authentication>
+<User Feedback Collection, connectedTo, Wearable Device Integration>
+<User Feedback Collection, partOf, Wireframing>
+<User Interface Design, connectedTo, Prototyping>
+<Wearable Device Integration, connectedTo, Native App Development>
+<Wearable Device Integration, partOf, Wireframing>
diff --git a/test/mermaid/scanned_hard/mermaid_316.mmd b/test/mermaid/scanned_hard/mermaid_316.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..aa5fe01de0c7cc41511b8f7aead24a7526730964
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_316.mmd
@@ -0,0 +1,142 @@
+graph LR
+    N0([start])
+    N1{Paid Social Media Advertising}
+    N2[Competitor Analysis]
+    N3([Story Format Content Creation])
+    N4([Follower Growth Monitoring])
+    N5(Social Listening)
+    N6[[Ethical Use of Social Media]]
+    N7[Brand Voice Development]
+    N8[[Reels or Short Video Production]]
+    N9{Hashtag Research}
+    N10[Partnership Management on Social]
+    N11[(Social Selling)]
+    N12[(Customer Service on Social Media)]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Influencer Collaboration
+        nest0_0([Campaign Management])
+        nest0_1[[Content Creation]]
+        nest0_2[Content Strategy]
+        nest0_3[/Reach and Impressions Tracking/]
+    end
+    subgraph Community Management
+        nest1_0(Trend Monitoring)
+        nest1_1[(Crisis Communication Plan)]
+        nest1_2(Polls and Quizzes Creation)
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N8 -.-> nest0_0
+    nest0_3 --> N4
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N5 --> nest1_0
+    nest1_2 --> N7
+    N9 --> S0
+    S0 --> N11
+    S0 -.-> N12
+    N8 --> S1
+    S1 --> N10
+    S1 --> |monitors trends| N12
+    N0 --> S2
+    S2 -.-> N3
+    S2 --> N4
+    S2 --> N11
+    N4 -.-> M0
+    N0 --> M0
+    M0 -.-> N6
+    N3 -.-> |forms partnerships| M1
+    N4 -.-> M1
+    N2 --> M1
+    M1 -.-> N9
+    N4 -.-> M2
+    N6 --> M2
+    N7 --> M2
+    M2 -.-> N9
+    style N0 fill:#FFEBEE,stroke:#E57373
+    style N1 fill:#FFEBEE,stroke:#E57373
+    style N2 fill:#E8F0EA,stroke:#92C79A
+    style N3 fill:#E8F0EA,stroke:#92C79A
+    style N4 fill:#FFF3E0,stroke:#FFA726
+    style N5 fill:#FFEBEE,stroke:#E57373
+    style N6 fill:#FFEBEE,stroke:#E57373
+    style N7 fill:#FFF3E0,stroke:#FFA726
+    style N8 fill:#FFEBEE,stroke:#E57373
+    style N9 fill:#FFEBEE,stroke:#E57373
+    style N10 fill:#E8F0EA,stroke:#92C79A
+    style N11 fill:#FFF3E0,stroke:#FFA726
+    style N12 fill:#FFF3E0,stroke:#FFA726
+    style S0 fill:#FFF3E0,stroke:#FFA726
+    style S1 fill:#FFF3E0,stroke:#FFA726
+    style S2 fill:#FFEBEE,stroke:#E57373
+    style M0 fill:#E8F0EA,stroke:#92C79A
+    style M1 fill:#FFEBEE,stroke:#E57373
+    style M2 fill:#E8F0EA,stroke:#92C79A
+    style nest0_0 fill:#E8F0EA,stroke:#92C79A
+    style nest0_1 fill:#FFF3E0,stroke:#FFA726
+    style nest0_2 fill:#E8F0EA,stroke:#92C79A
+    style nest0_3 fill:#E8F0EA,stroke:#92C79A
+    style nest1_0 fill:#FFEBEE,stroke:#E57373
+    style nest1_1 fill:#FFF3E0,stroke:#FFA726
+    style nest1_2 fill:#FFF3E0,stroke:#FFA726
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#E57373,stroke-width:2px,fill:none;
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+    linkStyle 14 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#E57373,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#E57373,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_317.mmd b/test/mermaid/scanned_hard/mermaid_317.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..37174902dc7f2e9ba76b54ea6806fb41d2c8a848
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_317.mmd
@@ -0,0 +1,130 @@
+graph RL
+    N0([Knowledge Graph Integration])
+    N1[(On_Page SEO)]
+    N2{Click_Through Rate Optimization}
+    N3([Penalties Recovery])
+    N4([Algorithm Updates Monitoring])
+    N5(Search Engine Optimization)
+    N6{Core Web Vitals Optimization}
+    N7[Rank Tracking]
+    N8([Crawling Websites])
+    N9[/Academic Search/]
+    N10[/Search Engine Marketing Strategy/]
+    N11[Site Architecture Optimization]
+    N12(Featured Snippets Optimization)
+    N13(Paid Search Advertising)
+    N14[Search Result Display]
+    N15{User Experience for Search}
+    N16([Indexing Content])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph News Search
+        nest0_0([Technical SEO])
+        nest0_1(Image Search)
+    end
+    subgraph Personalized Search Results
+        nest1_0[Semantic Search]
+        nest1_1[/Google My Business Management/]
+        nest1_2[[Ranking Algorithms]]
+    end
+    N0 --> N1
+    N1 --> |builds knowledge graphs| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 --> N14
+    N14 --> N15
+    N15 -.-> N16
+    nest0_0 -.-> |crawls websites| nest0_1
+    N8 --> nest0_0
+    nest0_1 --> |processes queries| N7
+    nest1_0 -.-> nest1_1
+    nest1_1 -.-> nest1_2
+    N13 -.-> nest1_0
+    nest1_2 -.-> N12
+    N10 --> S0
+    S0 -.-> N14
+    S0 --> N16
+    N1 --> S1
+    S1 --> N7
+    S1 -.-> N11
+    N8 --> M0
+    N4 --> M0
+    N7 --> |optimizes UX| M0
+    M0 -.-> N11
+    N1 --> M1
+    N0 --> M1
+    M1 -.-> N3
+    style N0 fill:#F8BBD0,stroke:#E91E63
+    style N1 fill:#DDCEDD,stroke:#AF56A6
+    style N2 fill:#F8BBD0,stroke:#E91E63
+    style N3 fill:#F8BBD0,stroke:#E91E63
+    style N4 fill:#DDCEDD,stroke:#AF56A6
+    style N5 fill:#F8BBD0,stroke:#E91E63
+    style N6 fill:#F8BBD0,stroke:#E91E63
+    style N7 fill:#F8BBD0,stroke:#E91E63
+    style N8 fill:#DDCEDD,stroke:#AF56A6
+    style N9 fill:#DDCEDD,stroke:#AF56A6
+    style N10 fill:#F8BBD0,stroke:#E91E63
+    style N11 fill:#F8BBD0,stroke:#E91E63
+    style N12 fill:#EFEBE9,stroke:#A1887F
+    style N13 fill:#EFEBE9,stroke:#A1887F
+    style N14 fill:#EFEBE9,stroke:#A1887F
+    style N15 fill:#F8BBD0,stroke:#E91E63
+    style N16 fill:#EFEBE9,stroke:#A1887F
+    style S0 fill:#EFEBE9,stroke:#A1887F
+    style S1 fill:#F8BBD0,stroke:#E91E63
+    style M0 fill:#F8BBD0,stroke:#E91E63
+    style M1 fill:#EFEBE9,stroke:#A1887F
+    style nest0_0 fill:#F8BBD0,stroke:#E91E63
+    style nest0_1 fill:#EFEBE9,stroke:#A1887F
+    style nest1_0 fill:#EFEBE9,stroke:#A1887F
+    style nest1_1 fill:#EFEBE9,stroke:#A1887F
+    style nest1_2 fill:#DDCEDD,stroke:#AF56A6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#A1887F,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_317.txt b/test/mermaid/scanned_hard/mermaid_317.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e996c158d2817c48bfbe426302b13988bc94ae03
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_317.txt
@@ -0,0 +1,37 @@
+<Academic Search, connectedTo, Search Engine Marketing Strategy>
+<Algorithm Updates Monitoring, connectedTo, Search Engine Optimization>
+<Algorithm Updates Monitoring, connectedTo, Site Architecture Optimization>
+<Click_Through Rate Optimization, connectedTo, Penalties Recovery>
+<Core Web Vitals Optimization, connectedTo, Rank Tracking>
+<Crawling Websites, connectedTo, Academic Search>
+<Crawling Websites, connectedTo, Site Architecture Optimization>
+<Crawling Websites, connectedTo, Technical SEO>
+<Featured Snippets Optimization, connectedTo, Paid Search Advertising>
+<Google My Business Management, connectedTo, Ranking Algorithms>
+<Google My Business Management, partOf, Personalized Search Results>
+<Image Search, partOf, News Search>
+<Image Search, processes queries, Rank Tracking>
+<Knowledge Graph Integration, connectedTo, On_Page SEO>
+<Knowledge Graph Integration, connectedTo, Penalties Recovery>
+<On_Page SEO, builds knowledge graphs, Click_Through Rate Optimization>
+<On_Page SEO, connectedTo, Penalties Recovery>
+<On_Page SEO, connectedTo, Rank Tracking>
+<On_Page SEO, connectedTo, Site Architecture Optimization>
+<Paid Search Advertising, connectedTo, Search Result Display>
+<Paid Search Advertising, connectedTo, Semantic Search>
+<Penalties Recovery, connectedTo, Algorithm Updates Monitoring>
+<Rank Tracking, connectedTo, Crawling Websites>
+<Rank Tracking, optimizes UX, Site Architecture Optimization>
+<Ranking Algorithms, connectedTo, Featured Snippets Optimization>
+<Ranking Algorithms, partOf, Personalized Search Results>
+<Search Engine Marketing Strategy, connectedTo, Indexing Content>
+<Search Engine Marketing Strategy, connectedTo, Search Result Display>
+<Search Engine Marketing Strategy, connectedTo, Site Architecture Optimization>
+<Search Engine Optimization, connectedTo, Core Web Vitals Optimization>
+<Search Result Display, connectedTo, User Experience for Search>
+<Semantic Search, connectedTo, Google My Business Management>
+<Semantic Search, partOf, Personalized Search Results>
+<Site Architecture Optimization, connectedTo, Featured Snippets Optimization>
+<Technical SEO, crawls websites, Image Search>
+<Technical SEO, partOf, News Search>
+<User Experience for Search, connectedTo, Indexing Content>
diff --git a/test/mermaid/scanned_hard/mermaid_318.mmd b/test/mermaid/scanned_hard/mermaid_318.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f9432dd62cc7d31a98d5a1ce388da4d2f210b1dd
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_318.mmd
@@ -0,0 +1,146 @@
+graph BT
+    N0([start])
+    N1{Identity Verification}
+    N2[[Multi_Factor Authentication]]
+    N3(Digital Certificates)
+    N4[API Security for Identity]
+    N5[(Single Sign_On)]
+    N6[/Federated Identity Management/]
+    N7[[Portable Identities]]
+    N8(Biometric Authentication)
+    N9(Non_Repudiation)
+    N10[/Decentralized Identifiers/]
+    N11[Identity Proofing]
+    N12([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Adaptive Authentication
+        nest0_0([Privileged Access Management])
+        nest0_1(Identity as a Service)
+        nest0_2[Customer Identity and Access Management]
+        nest0_3[(Digital Signatures)]
+    end
+    subgraph Data Minimization Principles
+        nest1_0{Data Encryption for Identity}
+        nest1_1[(Credential Management)]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> |ensures privacy| N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 --> N12
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> |performs KYCs| nest0_3
+    N4 --> nest0_0
+    nest0_3 --> N10
+    nest1_0 -.-> nest1_1
+    N9 -.-> nest1_0
+    nest1_1 -.-> N7
+    N6 --> S0
+    S0 -.-> N11
+    S0 -.-> |manages passwords| N9
+    S0 -.-> N8
+    S0 --> N10
+    N5 -.-> S1
+    S1 --> |enables MFA| N7
+    S1 --> N9
+    S1 --> N11
+    N9 --> S2
+    S2 --> N11
+    S2 --> N12
+    N1 -.-> |implements SSO| M0
+    N2 --> |audits access| M0
+    N0 -.-> M0
+    N3 -.-> M0
+    M0 --> N5
+    N0 -.-> |authorizes access| M1
+    N2 --> M1
+    M1 -.-> N7
+    N2 -.-> M2
+    N4 -.-> M2
+    N1 --> M2
+    N3 --> |issues certificates| M2
+    M2 -.-> N6
+    style N0 fill:#C2E8E6,stroke:#61CAC3
+    style N1 fill:#ECEFF1,stroke:#90A4AE
+    style N2 fill:#C2E8E6,stroke:#61CAC3
+    style N3 fill:#C8E6C9,stroke:#4CAF50
+    style N4 fill:#C2E8E6,stroke:#61CAC3
+    style N5 fill:#C8E6C9,stroke:#4CAF50
+    style N6 fill:#ECEFF1,stroke:#90A4AE
+    style N7 fill:#C8E6C9,stroke:#4CAF50
+    style N8 fill:#ECEFF1,stroke:#90A4AE
+    style N9 fill:#C8E6C9,stroke:#4CAF50
+    style N10 fill:#ECEFF1,stroke:#90A4AE
+    style N11 fill:#ECEFF1,stroke:#90A4AE
+    style N12 fill:#C2E8E6,stroke:#61CAC3
+    style S0 fill:#C8E6C9,stroke:#4CAF50
+    style S1 fill:#C2E8E6,stroke:#61CAC3
+    style S2 fill:#ECEFF1,stroke:#90A4AE
+    style M0 fill:#ECEFF1,stroke:#90A4AE
+    style M1 fill:#C2E8E6,stroke:#61CAC3
+    style M2 fill:#C2E8E6,stroke:#61CAC3
+    style nest0_0 fill:#C2E8E6,stroke:#61CAC3
+    style nest0_1 fill:#C2E8E6,stroke:#61CAC3
+    style nest0_2 fill:#C8E6C9,stroke:#4CAF50
+    style nest0_3 fill:#ECEFF1,stroke:#90A4AE
+    style nest1_0 fill:#C2E8E6,stroke:#61CAC3
+    style nest1_1 fill:#C2E8E6,stroke:#61CAC3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#4CAF50,stroke-width:2px,fill:none;
+    linkStyle 42 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 43 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 44 stroke:#90A4AE,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_318.txt b/test/mermaid/scanned_hard/mermaid_318.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5c56fa846259aac6daa056d7d335c5ff8595601a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_318.txt
@@ -0,0 +1,45 @@
+<API Security for Identity, connectedTo, Federated Identity Management>
+<API Security for Identity, connectedTo, Privileged Access Management>
+<API Security for Identity, ensures privacy, Single Sign_On>
+<Biometric Authentication, connectedTo, Non_Repudiation>
+<Credential Management, connectedTo, Portable Identities>
+<Credential Management, partOf, Data Minimization Principles>
+<Customer Identity and Access Management, partOf, Adaptive Authentication>
+<Customer Identity and Access Management, performs KYCs, Digital Signatures>
+<Data Encryption for Identity, connectedTo, Credential Management>
+<Data Encryption for Identity, partOf, Data Minimization Principles>
+<Decentralized Identifiers, connectedTo, Identity Proofing>
+<Digital Certificates, connectedTo, API Security for Identity>
+<Digital Certificates, connectedTo, Single Sign_On>
+<Digital Certificates, issues certificates, Federated Identity Management>
+<Digital Signatures, connectedTo, Decentralized Identifiers>
+<Digital Signatures, partOf, Adaptive Authentication>
+<Federated Identity Management, connectedTo, Biometric Authentication>
+<Federated Identity Management, connectedTo, Decentralized Identifiers>
+<Federated Identity Management, connectedTo, Identity Proofing>
+<Federated Identity Management, connectedTo, Portable Identities>
+<Federated Identity Management, manages passwords, Non_Repudiation>
+<Identity Proofing, connectedTo, end>
+<Identity Verification, connectedTo, Federated Identity Management>
+<Identity Verification, connectedTo, Multi_Factor Authentication>
+<Identity Verification, implements SSO, Single Sign_On>
+<Identity as a Service, connectedTo, Customer Identity and Access Management>
+<Identity as a Service, partOf, Adaptive Authentication>
+<Multi_Factor Authentication, audits access, Single Sign_On>
+<Multi_Factor Authentication, connectedTo, Digital Certificates>
+<Multi_Factor Authentication, connectedTo, Federated Identity Management>
+<Multi_Factor Authentication, connectedTo, Portable Identities>
+<Non_Repudiation, connectedTo, Data Encryption for Identity>
+<Non_Repudiation, connectedTo, Decentralized Identifiers>
+<Non_Repudiation, connectedTo, Identity Proofing>
+<Non_Repudiation, connectedTo, end>
+<Portable Identities, connectedTo, Biometric Authentication>
+<Privileged Access Management, connectedTo, Identity as a Service>
+<Privileged Access Management, partOf, Adaptive Authentication>
+<Single Sign_On, connectedTo, Federated Identity Management>
+<Single Sign_On, connectedTo, Identity Proofing>
+<Single Sign_On, connectedTo, Non_Repudiation>
+<Single Sign_On, enables MFA, Portable Identities>
+<start, authorizes access, Portable Identities>
+<start, connectedTo, Identity Verification>
+<start, connectedTo, Single Sign_On>
diff --git a/test/mermaid/scanned_hard/mermaid_319.mmd b/test/mermaid/scanned_hard/mermaid_319.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e43ceb87389c9cc051c24e969274bcb5346f3d69
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_319.mmd
@@ -0,0 +1,84 @@
+graph RL
+    N0([start])
+    N1(Open Educational Resources Integration)
+    N2(Student Engagement Strategies)
+    N3[[Micro_credential Programs]]
+    N4{Student Progress Tracking}
+    N5{Learning Analytics}
+    N6[Digital Badges]
+    N7{Content Creation}
+    N8[[Personalized Learning Paths]]
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Professional Development Courses
+        nest0_0[/Curriculum Development/]
+        nest0_1[(Feedback and Grading)]
+        nest0_2[(AI in Online Education)]
+    end
+    subgraph Enrollment and Retention Strategies
+        nest1_0[(Discussion Forum Moderation)]
+        nest1_1(Online Tutoring)
+        nest1_2(Accreditation Management)
+        nest1_3(Virtual Field Trips)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> |yes| N8
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N1 -.-> nest0_0
+    nest0_2 -.-> N7
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    nest1_2 --> nest1_3
+    N3 --> nest1_0
+    nest1_3 --> N1
+    N2 --> |no| M0
+    N3 -.-> M0
+    N1 -.-> M0
+    M0 -.-> N5
+    N5 --> |no| M1
+    N6 --> |no| M1
+    N2 --> M1
+    M1 -.-> N8
+    N3 --> |yes| M2
+    N4 -.-> M2
+    M2 -.-> N6
+    style M0 fill:#F8BBD0,stroke:#E91E63
+    style M1 fill:#F9FBE7,stroke:#C0CA33
+    style M2 fill:#F8BBD0,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#C0CA33,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_319.txt b/test/mermaid/scanned_hard/mermaid_319.txt
new file mode 100644
index 0000000000000000000000000000000000000000..63416f212cede5cc12c12ea5ee099f40b0f49aec
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_319.txt
@@ -0,0 +1,32 @@
+<AI in Online Education, connectedTo, Content Creation>
+<AI in Online Education, partOf, Professional Development Courses>
+<Accreditation Management, connectedTo, Virtual Field Trips>
+<Accreditation Management, partOf, Enrollment and Retention Strategies>
+<Content Creation, yes, Personalized Learning Paths>
+<Curriculum Development, connectedTo, Feedback and Grading>
+<Curriculum Development, partOf, Professional Development Courses>
+<Digital Badges, connectedTo, Content Creation>
+<Digital Badges, no, Personalized Learning Paths>
+<Discussion Forum Moderation, connectedTo, Online Tutoring>
+<Discussion Forum Moderation, partOf, Enrollment and Retention Strategies>
+<Feedback and Grading, connectedTo, AI in Online Education>
+<Feedback and Grading, partOf, Professional Development Courses>
+<Learning Analytics, connectedTo, Digital Badges>
+<Learning Analytics, no, Personalized Learning Paths>
+<Micro_credential Programs, connectedTo, Discussion Forum Moderation>
+<Micro_credential Programs, connectedTo, Learning Analytics>
+<Micro_credential Programs, connectedTo, Student Progress Tracking>
+<Micro_credential Programs, yes, Digital Badges>
+<Online Tutoring, connectedTo, Accreditation Management>
+<Online Tutoring, partOf, Enrollment and Retention Strategies>
+<Open Educational Resources Integration, connectedTo, Curriculum Development>
+<Open Educational Resources Integration, connectedTo, Learning Analytics>
+<Open Educational Resources Integration, connectedTo, Student Engagement Strategies>
+<Student Engagement Strategies, connectedTo, Micro_credential Programs>
+<Student Engagement Strategies, connectedTo, Personalized Learning Paths>
+<Student Engagement Strategies, no, Learning Analytics>
+<Student Progress Tracking, connectedTo, Digital Badges>
+<Student Progress Tracking, connectedTo, Learning Analytics>
+<Virtual Field Trips, connectedTo, Open Educational Resources Integration>
+<Virtual Field Trips, partOf, Enrollment and Retention Strategies>
+<start, connectedTo, Open Educational Resources Integration>
diff --git a/test/mermaid/scanned_hard/mermaid_321.mmd b/test/mermaid/scanned_hard/mermaid_321.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..97ca1b182be898aff27f09e90cbb28f3b00e6b34
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_321.mmd
@@ -0,0 +1,122 @@
+graph BT
+    N0([Test_Taking Strategies])
+    N1{Flashcard Creation}
+    N2[[College Entrance Exam Prep]]
+    N3[/AI_Powered Tutoring/]
+    N4(Professional Licensure Exam Prep)
+    N5[[Tutoring Session]]
+    N6(Student Progress Tracking)
+    N7[(Graduate School Exam Prep)]
+    N8([Parent or Guardian Updates])
+    N9(Science Concept Review)
+    N10(Study Group Facilitation)
+    N11[Stress Management for Exams]
+    N12[/Subject Matter Review/]
+    N13([English Proficiency Test Prep])
+    N14([Curriculum Development])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M2(( ))
+    subgraph Personalized Study Plans
+        nest0_0[(Virtual Proctoring)]
+        nest0_1([Performance Feedback])
+    end
+    subgraph Question Bank Management
+        nest1_0[(Critical Thinking Development)]
+        nest1_1[[Exam Day Tips]]
+    end
+    N0 -.-> |improves| N1
+    N1 --> |automates| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    nest0_0 -.-> nest0_1
+    N6 -.-> nest0_0
+    nest0_1 -.-> N3
+    nest1_0 -.-> nest1_1
+    N11 -.-> nest1_0
+    nest1_1 -.-> N11
+    N6 --> S0
+    S0 --> N14
+    S0 --> N12
+    S0 --> N11
+    S0 --> N9
+    N9 --> S1
+    S1 --> N11
+    S1 -.-> N13
+    N0 -.-> M0
+    N1 --> |diagnoses| M0
+    N2 -.-> |provides| M0
+    M0 --> N4
+    N0 --> M2
+    N1 -.-> M2
+    M2 -.-> N5
+    style N0 fill:#F5F5DC,stroke:#BCB88A
+    style N1 fill:#F0F4C3,stroke:#AED581
+    style N2 fill:#F0F4C3,stroke:#AED581
+    style N3 fill:#F5F5DC,stroke:#BCB88A
+    style N4 fill:#DED7F0,stroke:#A188DB
+    style N5 fill:#DED7F0,stroke:#A188DB
+    style N6 fill:#DED7F0,stroke:#A188DB
+    style N7 fill:#F5F5DC,stroke:#BCB88A
+    style N8 fill:#F0F4C3,stroke:#AED581
+    style N9 fill:#F0F4C3,stroke:#AED581
+    style N10 fill:#F5F5DC,stroke:#BCB88A
+    style N11 fill:#DED7F0,stroke:#A188DB
+    style N12 fill:#F0F4C3,stroke:#AED581
+    style N13 fill:#F0F4C3,stroke:#AED581
+    style N14 fill:#F0F4C3,stroke:#AED581
+    style S0 fill:#DED7F0,stroke:#A188DB
+    style S1 fill:#DED7F0,stroke:#A188DB
+    style M0 fill:#F5F5DC,stroke:#BCB88A
+    style M2 fill:#F5F5DC,stroke:#BCB88A
+    style nest0_0 fill:#F0F4C3,stroke:#AED581
+    style nest0_1 fill:#DED7F0,stroke:#A188DB
+    style nest1_0 fill:#DED7F0,stroke:#A188DB
+    style nest1_1 fill:#DED7F0,stroke:#A188DB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#AED581,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_322.txt b/test/mermaid/scanned_hard/mermaid_322.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ef87cf7293059e92d6729c7205d940e58c567a9f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_322.txt
@@ -0,0 +1,31 @@
+<Audio Lessons, connectedTo, Cultural Immersion>
+<Audio Lessons, connectedTo, Translation Exercises>
+<Business Language Training, connectedTo, Language Exchange Programs>
+<Business Language Training, learns, Translation Exercises>
+<Contextual Learning, connectedTo, Translation Exercises>
+<Contextual Learning, connectedTo, Virtual Reality Language Environments>
+<Cultural Immersion, connectedTo, Curriculum Customization>
+<Curriculum Customization, connectedTo, Business Language Training>
+<Curriculum Customization, connectedTo, Self_Study Modules>
+<Grammar Practice, connectedTo, Audio Lessons>
+<Grammar Practice, connectedTo, Business Language Training>
+<Grammar Practice, connectedTo, Contextual Learning>
+<Grammar Practice, connectedTo, Curriculum Customization>
+<Grammar Practice, connectedTo, Role_Playing Scenarios>
+<Grammar Practice, pronounces, Translation Exercises>
+<Instructor_Led Classes, connectedTo, Audio Lessons>
+<Instructor_Led Classes, connectedTo, Cultural Immersion>
+<Instructor_Led Classes, connectedTo, Curriculum Customization>
+<Instructor_Led Classes, connectedTo, Translation Exercises>
+<Language Exchange Programs, adapts, Progress Tracking>
+<Language Exchange Programs, partOf, Writing Exercises>
+<Listening Comprehension, connectedTo, Role_Playing Scenarios>
+<Listening Comprehension, partOf, Language for Specific Purposes>
+<Native Speaker Interaction, connectedTo, Listening Comprehension>
+<Native Speaker Interaction, partOf, Language for Specific Purposes>
+<Progress Tracking, connectedTo, Translation Exercises>
+<Progress Tracking, partOf, Writing Exercises>
+<Self_Study Modules, connectedTo, Native Speaker Interaction>
+<Self_Study Modules, partOf, Language for Specific Purposes>
+<Translation Exercises, teaches, Role_Playing Scenarios>
+<Virtual Reality Language Environments, connectedTo, Instructor_Led Classes>
diff --git a/test/mermaid/scanned_hard/mermaid_323.mmd b/test/mermaid/scanned_hard/mermaid_323.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..2ed7a9796e6fd32250e61e0af4ea1a129ea63ab6
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_323.mmd
@@ -0,0 +1,122 @@
+graph BT
+    N0([start])
+    N1{Recreational Therapy}
+    N2[Diagnosis and Assessment]
+    N3[Family Therapy]
+    N4{Emotional Regulation Training}
+    N5[Crisis Intervention]
+    N6([Mindfulness Practice])
+    N7([Coping Skill Development])
+    N8[Advocacy for Mental Health]
+    N9[Substance Abuse Counseling]
+    N10[(Trauma Therapy)]
+    N11[/Relapse Prevention/]
+    N12{Art Therapy}
+    N13[/Child & Adolescent Therapy/]
+    N14[[Stress Reduction Techniques]]
+    N15{Mental Health Screening}
+    N16[/Music Therapy/]
+    N17([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Mental Health Education
+        nest0_0[/Cognitive Behavioral Therapy/]
+        nest0_1[(Inpatient Treatment Coordination)]
+    end
+    subgraph Workplace Mental Health Programs
+        nest1_0([Suicide Prevention])
+        nest1_1[/Counseling Services/]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> |no| N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 --> N14
+    N14 --> N15
+    N15 --> N16
+    N16 -.-> |no| N17
+    nest0_0 --> nest0_1
+    N4 -.-> nest0_0
+    nest0_1 -.-> N7
+    nest1_0 -.-> nest1_1
+    N4 --> nest1_0
+    nest1_1 -.-> N6
+    N12 -.-> S0
+    S0 -.-> N14
+    S0 --> N16
+    S0 -.-> N17
+    N9 --> S1
+    S1 -.-> N15
+    S1 --> N14
+    S1 --> |no| N12
+    N7 --> M0
+    N2 -.-> M0
+    N5 --> M0
+    N9 --> M0
+    M0 -.-> N17
+    N3 --> M1
+    N8 --> M1
+    M1 --> N14
+    N4 --> M2
+    N3 --> M2
+    M2 --> N11
+    style S0 fill:#ECEFF1,stroke:#90A4AE
+    style S1 fill:#ECEFF1,stroke:#90A4AE
+    style M0 fill:#B3E5FC,stroke:#03A9F4
+    style M1 fill:#B3E5FC,stroke:#03A9F4
+    style M2 fill:#FFF3E0,stroke:#FFB74D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#90A4AE,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_324.mmd b/test/mermaid/scanned_hard/mermaid_324.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..60e736f7672534e53a94d91dfac95e5d74b6ac2c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_324.mmd
@@ -0,0 +1,93 @@
+graph LR
+    N0([start])
+    N1[/Public Health Nutrition Programs/]
+    N2[(Personalized Nutrition Plans)]
+    N3[Supplement Recommendation]
+    N4(Elderly Nutrition)
+    N5[[Restaurant Menu Analysis]]
+    N6[(Child Nutrition)]
+    N7[/Agricultural Nutrition Impact/]
+    N8[/Inflammation and Diet/]
+    N9(Disease_Specific Nutrition)
+    N10[[Food Allergy Management]]
+    N11{Weight Management}
+    N12(Nutrigenomics Research)
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Grocery Shopping Guidance
+        nest0_0[[Food Fortification Strategies]]
+        nest0_1[[Clinical Nutrition Support]]
+        nest0_2{Community Nutrition Workshops}
+    end
+    subgraph Food Label Interpretation
+        nest1_0([Nutritional Biomarker Analysis])
+        nest1_1(Gut Microbiome Health)
+        nest1_2{Hydration Planning}
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> |yes| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N9 --> nest0_0
+    nest0_2 --> N3
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N8 --> |yes| nest1_0
+    nest1_2 --> N5
+    N5 --> S0
+    S0 --> |yes| N11
+    S0 -.-> N7
+    S0 -.-> |no| N12
+    N6 --> S1
+    S1 --> N11
+    S1 -.-> |yes| N9
+    N1 --> |no| M0
+    N0 -.-> M0
+    M0 -.-> N5
+    N4 -.-> N10
+    style S0 fill:#FFECB3,stroke:#FFC107
+    style S1 fill:#F5F5F5,stroke:#BDBDBD
+    style M0 fill:#FFECB3,stroke:#FFC107
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FF9800,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_327.mmd b/test/mermaid/scanned_hard/mermaid_327.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..d5714cd8b8cf8b7f3171a21b580bfc1daec1c240
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_327.mmd
@@ -0,0 +1,77 @@
+graph LR
+    N0([start])
+    N1[(Post_Occupancy Evaluation)]
+    N2[(Installation Supervision)]
+    N3([Project Management])
+    N4[(Lighting Design)]
+    N5(Ventilation Planning)
+    N6([Color Scheme Selection])
+    N7[Bathroom Design]
+    N8{Kitchen Design}
+    N9[Flooring Specification]
+    N10[[Construction Documentation]]
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    subgraph Residential Interior Design
+        nest0_0[(Ergonomics Integration)]
+        nest0_1[Universal Design Principles]
+    end
+    subgraph Retail Interior Design
+        nest1_0{Living Room Design}
+        nest1_1([Space Planning])
+    end
+    N0 --> |no| N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> |no| N8
+    N8 --> N9
+    N9 --> N10
+    nest0_0 --> nest0_1
+    N3 -.-> nest0_0
+    nest0_1 --> N5
+    nest1_0 --> nest1_1
+    N7 -.-> nest1_0
+    nest1_1 -.-> N6
+    N7 --> S0
+    S0 --> N10
+    S0 --> N9
+    N7 --> S1
+    S1 --> N9
+    S1 -.-> N10
+    N7 -.-> M1
+    N4 --> |no| M1
+    M1 -.-> N9
+    style S0 fill:#DED7F0,stroke:#A188DB
+    style S1 fill:#FFE0B2,stroke:#FF9800
+    style M1 fill:#DED7F0,stroke:#A188DB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#AB47BC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_327.txt b/test/mermaid/scanned_hard/mermaid_327.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9067c7d4c0ba7d6aee5423973be5b7acf734079b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_327.txt
@@ -0,0 +1,23 @@
+<Bathroom Design, connectedTo, Construction Documentation>
+<Bathroom Design, connectedTo, Flooring Specification>
+<Bathroom Design, connectedTo, Living Room Design>
+<Bathroom Design, no, Kitchen Design>
+<Color Scheme Selection, connectedTo, Bathroom Design>
+<Ergonomics Integration, connectedTo, Universal Design Principles>
+<Ergonomics Integration, partOf, Residential Interior Design>
+<Flooring Specification, connectedTo, Construction Documentation>
+<Installation Supervision, connectedTo, Project Management>
+<Kitchen Design, connectedTo, Flooring Specification>
+<Lighting Design, connectedTo, Ventilation Planning>
+<Lighting Design, no, Flooring Specification>
+<Living Room Design, connectedTo, Space Planning>
+<Living Room Design, partOf, Retail Interior Design>
+<Post_Occupancy Evaluation, connectedTo, Installation Supervision>
+<Project Management, connectedTo, Ergonomics Integration>
+<Project Management, connectedTo, Lighting Design>
+<Space Planning, connectedTo, Color Scheme Selection>
+<Space Planning, partOf, Retail Interior Design>
+<Universal Design Principles, connectedTo, Ventilation Planning>
+<Universal Design Principles, partOf, Residential Interior Design>
+<Ventilation Planning, connectedTo, Color Scheme Selection>
+<start, no, Post_Occupancy Evaluation>
diff --git a/test/mermaid/scanned_hard/mermaid_329.txt b/test/mermaid/scanned_hard/mermaid_329.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a859a01d9122f7ca25e74b4cf3247385db83cc13
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_329.txt
@@ -0,0 +1,40 @@
+<3D Modeling from Drone Data, connectedTo, Flight Planning Software>
+<AI for Drone Autonomy, connectedTo, Data Processing from Drones>
+<AI for Drone Autonomy, partOf, Navigation System>
+<Autonomous Flight, connectedTo, end>
+<Battery Management System, connectedTo, Flight Control System>
+<Battery Management System, connectedTo, Search and Rescue Operations>
+<Collision Avoidance Systems, connectedTo, Flight Control System>
+<Collision Avoidance Systems, connectedTo, Wildlife Tracking>
+<Collision Avoidance Systems, no, end>
+<Communication Systems, connectedTo, Collision Avoidance Systems>
+<Communication Systems, connectedTo, Payload Customization>
+<Counter_Drone Systems, connectedTo, Collision Avoidance Systems>
+<Counter_Drone Systems, connectedTo, Urban Air Mobility Planning>
+<Data Processing from Drones, connectedTo, Payload Customization>
+<Data Processing from Drones, partOf, Navigation System>
+<Drone Data Security, connectedTo, Thermal Imaging with Drones>
+<Drone Data Security, partOf, Delivery Services>
+<Flight Control System, connectedTo, Drone Data Security>
+<Flight Control System, connectedTo, Wildlife Tracking>
+<Flight Planning Software, connectedTo, Battery Management System>
+<Flight Planning Software, connectedTo, Flight Control System>
+<Flight Planning Software, no, Communication Systems>
+<Geofencing Implementation, connectedTo, Battery Management System>
+<Geofencing Implementation, connectedTo, Flight Control System>
+<Payload Customization, connectedTo, Battery Management System>
+<Payload Customization, connectedTo, Flight Control System>
+<Payload Customization, connectedTo, Remote Piloting Training>
+<Remote Piloting Training, connectedTo, Battery Management System>
+<Remote Piloting Training, connectedTo, Geofencing Implementation>
+<Search and Rescue Operations, connectedTo, Collision Avoidance Systems>
+<Thermal Imaging with Drones, connectedTo, Videography>
+<Thermal Imaging with Drones, partOf, Delivery Services>
+<Urban Air Mobility Planning, connectedTo, 3D Modeling from Drone Data>
+<Videography, connectedTo, Flight Planning Software>
+<Videography, partOf, Delivery Services>
+<Wildlife Tracking, connectedTo, AI for Drone Autonomy>
+<Wildlife Tracking, connectedTo, Autonomous Flight>
+<start, connectedTo, Battery Management System>
+<start, connectedTo, Communication Systems>
+<start, connectedTo, Counter_Drone Systems>
diff --git a/test/mermaid/scanned_hard/mermaid_33.txt b/test/mermaid/scanned_hard/mermaid_33.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6f2b6075f86d105d1dc024243dcf02eb07f4c86c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_33.txt
@@ -0,0 +1,9 @@
+<Conflict Resolution, connectedTo, end>
+<Employee Data Management, yes, Work_Life Balance Initiatives>
+<Employee Engagement Surveys, connectedTo, HR Policy Development>
+<HR Policy Development, connectedTo, Employee Data Management>
+<Organizational Development, yes, HR Policy Development>
+<Organizational Development, yes, Team Building Activities>
+<Team Building Activities, connectedTo, Conflict Resolution>
+<Work_Life Balance Initiatives, no, Organizational Development>
+<start, yes, Employee Engagement Surveys>
diff --git a/test/mermaid/scanned_hard/mermaid_330.mmd b/test/mermaid/scanned_hard/mermaid_330.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..cdddcc0e84c0664a21e35e264ddb95ae949ca275
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_330.mmd
@@ -0,0 +1,118 @@
+graph TD
+    N0([Predictive Maintenance])
+    N1[/Public Acceptance and Trust/]
+    N2[(Hardware Design)]
+    N3[/Vehicle_to_Vehicle Communication/]
+    N4[Fleet Management]
+    N5(Decision_Making Algorithms)
+    N6([Map Data Management])
+    N7(Lane Keeping Assist)
+    N8[Object Detection and Classification]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Insurance Models for AVs
+        nest0_0[(Cybersecurity for AVs)]
+        nest0_1[Adaptive Cruise Control]
+        nest0_2([Vehicle Diagnostics])
+        nest0_3[/Battery Management for EVs/]
+    end
+    subgraph Automatic Emergency Braking
+        nest1_0(Pedestrian Detection)
+        nest1_1[Edge Computing for AVs]
+        nest1_2[[Localization and Mapping]]
+        nest1_3[/Motion Control/]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 --> nest0_3
+    N3 --> |routes| nest0_0
+    nest0_3 -.-> N5
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> nest1_3
+    N7 -.-> nest1_0
+    nest1_3 --> N5
+    N4 --> S0
+    S0 --> N6
+    S0 --> |alerts| N7
+    S0 -.-> N8
+    N1 --> S1
+    S1 --> N6
+    S1 --> N7
+    N5 -.-> S2
+    S2 -.-> N8
+    S2 --> N7
+    N0 -.-> M0
+    N4 -.-> M0
+    M0 --> N7
+    N0 -.-> M1
+    N1 --> M1
+    M1 -.-> N3
+    style N0 fill:#F8BBD0,stroke:#E91E63
+    style N1 fill:#F3E5F5,stroke:#BA68C8
+    style N2 fill:#F3E5F5,stroke:#BA68C8
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#F9FBE7,stroke:#C0CA33
+    style N5 fill:#F9FBE7,stroke:#C0CA33
+    style N6 fill:#F8BBD0,stroke:#E91E63
+    style N7 fill:#F9FBE7,stroke:#C0CA33
+    style N8 fill:#F9FBE7,stroke:#C0CA33
+    style S0 fill:#F8BBD0,stroke:#E91E63
+    style S1 fill:#F9FBE7,stroke:#C0CA33
+    style S2 fill:#F3E5F5,stroke:#BA68C8
+    style M0 fill:#F9FBE7,stroke:#C0CA33
+    style M1 fill:#F8BBD0,stroke:#E91E63
+    style nest0_0 fill:#F8BBD0,stroke:#E91E63
+    style nest0_1 fill:#F8BBD0,stroke:#E91E63
+    style nest0_2 fill:#F8BBD0,stroke:#E91E63
+    style nest0_3 fill:#F8BBD0,stroke:#E91E63
+    style nest1_0 fill:#F8BBD0,stroke:#E91E63
+    style nest1_1 fill:#F9FBE7,stroke:#C0CA33
+    style nest1_2 fill:#F8BBD0,stroke:#E91E63
+    style nest1_3 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_330.txt b/test/mermaid/scanned_hard/mermaid_330.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c05411b8bfce876a9b6c9b245cdf072531834841
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_330.txt
@@ -0,0 +1,37 @@
+<Adaptive Cruise Control, connectedTo, Vehicle Diagnostics>
+<Adaptive Cruise Control, partOf, Insurance Models for AVs>
+<Battery Management for EVs, connectedTo, Decision_Making Algorithms>
+<Battery Management for EVs, partOf, Insurance Models for AVs>
+<Cybersecurity for AVs, connectedTo, Adaptive Cruise Control>
+<Cybersecurity for AVs, partOf, Insurance Models for AVs>
+<Decision_Making Algorithms, connectedTo, Lane Keeping Assist>
+<Decision_Making Algorithms, connectedTo, Map Data Management>
+<Decision_Making Algorithms, connectedTo, Object Detection and Classification>
+<Edge Computing for AVs, connectedTo, Localization and Mapping>
+<Edge Computing for AVs, partOf, Automatic Emergency Braking>
+<Fleet Management, alerts, Lane Keeping Assist>
+<Fleet Management, connectedTo, Decision_Making Algorithms>
+<Fleet Management, connectedTo, Lane Keeping Assist>
+<Fleet Management, connectedTo, Map Data Management>
+<Fleet Management, connectedTo, Object Detection and Classification>
+<Hardware Design, connectedTo, Vehicle_to_Vehicle Communication>
+<Lane Keeping Assist, connectedTo, Object Detection and Classification>
+<Lane Keeping Assist, connectedTo, Pedestrian Detection>
+<Localization and Mapping, connectedTo, Motion Control>
+<Localization and Mapping, partOf, Automatic Emergency Braking>
+<Map Data Management, connectedTo, Lane Keeping Assist>
+<Motion Control, connectedTo, Decision_Making Algorithms>
+<Motion Control, partOf, Automatic Emergency Braking>
+<Pedestrian Detection, connectedTo, Edge Computing for AVs>
+<Pedestrian Detection, partOf, Automatic Emergency Braking>
+<Predictive Maintenance, connectedTo, Lane Keeping Assist>
+<Predictive Maintenance, connectedTo, Public Acceptance and Trust>
+<Predictive Maintenance, connectedTo, Vehicle_to_Vehicle Communication>
+<Public Acceptance and Trust, connectedTo, Hardware Design>
+<Public Acceptance and Trust, connectedTo, Lane Keeping Assist>
+<Public Acceptance and Trust, connectedTo, Map Data Management>
+<Public Acceptance and Trust, connectedTo, Vehicle_to_Vehicle Communication>
+<Vehicle Diagnostics, connectedTo, Battery Management for EVs>
+<Vehicle Diagnostics, partOf, Insurance Models for AVs>
+<Vehicle_to_Vehicle Communication, connectedTo, Fleet Management>
+<Vehicle_to_Vehicle Communication, routes, Cybersecurity for AVs>
diff --git a/test/mermaid/scanned_hard/mermaid_331.txt b/test/mermaid/scanned_hard/mermaid_331.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0bec7d76b6302a2b7552edd3d2d611927ca983e9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_331.txt
@@ -0,0 +1,39 @@
+<Bike_sharing Services, connectedTo, Smart City Integration>
+<Charging or Refueling Logistics, connectedTo, Customer Support>
+<Charging or Refueling Logistics, connectedTo, Insurance Models>
+<Customer Support, connectedTo, Subscription Model Management>
+<Customer Support, connectedTo, Vehicle Location Tracking>
+<Data Analytics for Usage Patterns, connectedTo, Charging or Refueling Logistics>
+<Data Analytics for Usage Patterns, connectedTo, Customer Support>
+<Dynamic Pricing, connectedTo, Bike_sharing Services>
+<Dynamic Pricing, connectedTo, Customer Support>
+<Dynamic Pricing, connectedTo, Public Transit Integration>
+<Dynamic Pricing, connectedTo, Subscription Model Management>
+<First_Mile or Last_Mile Solutions, connectedTo, Public Transit Integration>
+<First_Mile or Last_Mile Solutions, connectedTo, Subscription Model Management>
+<First_Mile or Last_Mile Solutions, connectedTo, User Onboarding>
+<Insurance Models, connectedTo, Bike_sharing Services>
+<Insurance Models, connectedTo, Customer Support>
+<Insurance Models, connectedTo, Dynamic Pricing>
+<Insurance Models, connectedTo, Public Transit Integration>
+<Maintenance Scheduling, connectedTo, User Registration>
+<Maintenance Scheduling, partOf, Parking Integration>
+<Micro_mobility Management, connectedTo, Regulatory Compliance>
+<Micro_mobility Management, connectedTo, Subscription Model Management>
+<Public Transit Integration, connectedTo, Bike_sharing Services>
+<Public_Private Partnerships, connectedTo, Maintenance Scheduling>
+<Public_Private Partnerships, partOf, Parking Integration>
+<Regulatory Compliance, connectedTo, Vehicle Booking>
+<Regulatory Compliance, partOf, Parking Integration>
+<Ride_sharing Services, connectedTo, Smart City Integration>
+<Ride_sharing Services, partOf, Passenger Safety Protocols>
+<Smart City Integration, connectedTo, User Registration>
+<Sustainability Initiatives, connectedTo, Ride_sharing Services>
+<Sustainability Initiatives, partOf, Passenger Safety Protocols>
+<User Onboarding, connectedTo, Sustainability Initiatives>
+<User Onboarding, partOf, Passenger Safety Protocols>
+<User Registration, connectedTo, Micro_mobility Management>
+<Vehicle Booking, connectedTo, Public_Private Partnerships>
+<Vehicle Booking, partOf, Parking Integration>
+<Vehicle Location Tracking, connectedTo, First_Mile or Last_Mile Solutions>
+<Vehicle Location Tracking, connectedTo, Public Transit Integration>
diff --git a/test/mermaid/scanned_hard/mermaid_332.mmd b/test/mermaid/scanned_hard/mermaid_332.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..c9b3343fe1bd8616ba2f311141119b248bb2a2ee
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_332.mmd
@@ -0,0 +1,152 @@
+graph BT
+    N0([start])
+    N1([Cloud_based Parking Platforms])
+    N2[(Smart City Integration for Parking)]
+    N3{Space Detection}
+    N4(Demand Forecasting)
+    N5{Permit Management}
+    N6([Customer Support])
+    N7(Navigation to Open Space)
+    N8(Billing and Reconciliation)
+    N9[/Barrier Gate Control/]
+    N10[Off_Street Parking Management]
+    N11{Vacancy Monitoring}
+    N12(Smart Parking Meters)
+    N13(Edge Computing for Parking Data)
+    N14[/Ticketing System Integration/]
+    N15{Real_Time Information Display}
+    N16[/Mobile Parking Apps/]
+    N17([Fleet Parking Solutions])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Integration with Navigation Apps
+        nest0_0(Revenue Management)
+        nest0_1([License Plate Recognition])
+        nest0_2{Automated Parking Garages}
+    end
+    subgraph Emergency Vehicle Access Management
+        nest1_0{Access Control Systems}
+        nest1_1([Dynamic Pricing])
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 --> N16
+    N16 -.-> N17
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N6 --> nest0_0
+    nest0_2 --> N16
+    nest1_0 -.-> nest1_1
+    N14 -.-> nest1_0
+    nest1_1 -.-> N7
+    N0 -.-> S0
+    S0 --> N6
+    S0 --> N7
+    N3 --> S1
+    S1 --> |processes| N11
+    S1 -.-> N16
+    S1 -.-> |measures| N10
+    N8 -.-> S2
+    S2 -.-> N10
+    S2 -.-> N12
+    N5 --> M0
+    N0 -.-> |monitors| M0
+    M0 -.-> N16
+    N2 --> M1
+    N1 -.-> M1
+    M1 -.-> N5
+    N0 --> |communicates| M2
+    N2 --> M2
+    N3 --> M2
+    M2 --> N6
+    style N0 fill:#D1C4E9,stroke:#7E57C2
+    style N1 fill:#D1C4E9,stroke:#7E57C2
+    style N2 fill:#D1C4E9,stroke:#7E57C2
+    style N3 fill:#D1C4E9,stroke:#7E57C2
+    style N4 fill:#FCFCE7,stroke:#DCE775
+    style N5 fill:#FCFCE7,stroke:#DCE775
+    style N6 fill:#D1C4E9,stroke:#7E57C2
+    style N7 fill:#FCFCE7,stroke:#DCE775
+    style N8 fill:#FCFCE7,stroke:#DCE775
+    style N9 fill:#D1C4E9,stroke:#7E57C2
+    style N10 fill:#FFCDD2,stroke:#F44336
+    style N11 fill:#D1C4E9,stroke:#7E57C2
+    style N12 fill:#FCFCE7,stroke:#DCE775
+    style N13 fill:#D1C4E9,stroke:#7E57C2
+    style N14 fill:#FFCDD2,stroke:#F44336
+    style N15 fill:#FFCDD2,stroke:#F44336
+    style N16 fill:#D1C4E9,stroke:#7E57C2
+    style N17 fill:#D1C4E9,stroke:#7E57C2
+    style S0 fill:#D1C4E9,stroke:#7E57C2
+    style S1 fill:#FCFCE7,stroke:#DCE775
+    style S2 fill:#D1C4E9,stroke:#7E57C2
+    style M0 fill:#FFCDD2,stroke:#F44336
+    style M1 fill:#FFCDD2,stroke:#F44336
+    style M2 fill:#FCFCE7,stroke:#DCE775
+    style nest0_0 fill:#D1C4E9,stroke:#7E57C2
+    style nest0_1 fill:#FCFCE7,stroke:#DCE775
+    style nest0_2 fill:#FFCDD2,stroke:#F44336
+    style nest1_0 fill:#FCFCE7,stroke:#DCE775
+    style nest1_1 fill:#FCFCE7,stroke:#DCE775
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#F44336,stroke-width:2px,fill:none;
+    linkStyle 42 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 43 stroke:#F44336,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_333.txt b/test/mermaid/scanned_hard/mermaid_333.txt
new file mode 100644
index 0000000000000000000000000000000000000000..985825993a4396c96794c45664c745aa89bff7ef
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_333.txt
@@ -0,0 +1,42 @@
+<Agent Network Management, connectedTo, Fraud Prevention>
+<Analytics on Sales Data, connectedTo, Box Office Management>
+<Analytics on Sales Data, partOf, Seat Mapping>
+<Biometric Ticketing, connectedTo, Agent Network Management>
+<Biometric Ticketing, connectedTo, Fraud Prevention>
+<Biometric Ticketing, connectedTo, Personalized Ticket Offers>
+<Biometric Ticketing, connectedTo, Theme Park Ticketing>
+<Biometric Ticketing, connectedTo, Ticket Delivery>
+<Box Office Management, connectedTo, Event Promotion Tools>
+<Box Office Management, connectedTo, Order Confirmation>
+<Box Office Management, connectedTo, Personalized Ticket Offers>
+<Box Office Management, sells, Fraud Prevention>
+<Concert Ticketing, markets, Post_Event Feedback Collection>
+<Concert Ticketing, partOf, Event Creation>
+<Customer Relationship Management Integration, connectedTo, Post_Event Feedback Collection>
+<Dynamic Pricing, connectedTo, Event Promotion Tools>
+<Dynamic Pricing, connectedTo, Group Booking Management>
+<Dynamic Pricing, responds, Box Office Management>
+<Event Promotion Tools, connectedTo, Agent Network Management>
+<Fan Loyalty Programs, connectedTo, Ticket Delivery>
+<Fraud Prevention, connectedTo, Personalized Ticket Offers>
+<Group Booking Management, connectedTo, Subscription or Season Pass Management>
+<Mobile Ticketing, connectedTo, Dynamic Pricing>
+<Mobile Ticketing, connectedTo, Event Promotion Tools>
+<Mobile Ticketing, connectedTo, Ticket Sales>
+<Order Confirmation, connectedTo, Scalper Prevention>
+<Order Confirmation, partOf, Event Creation>
+<Personalized Ticket Offers, connectedTo, Museum Ticketing>
+<Post_Event Feedback Collection, connectedTo, Group Booking Management>
+<Post_Event Feedback Collection, connectedTo, Promotional Code Management>
+<Promotional Code Management, connectedTo, Agent Network Management>
+<Promotional Code Management, connectedTo, Group Booking Management>
+<Promotional Code Management, connectedTo, Mobile Ticketing>
+<Scalper Prevention, connectedTo, Concert Ticketing>
+<Scalper Prevention, partOf, Event Creation>
+<Subscription or Season Pass Management, connectedTo, Biometric Ticketing>
+<Theme Park Ticketing, connectedTo, Fan Loyalty Programs>
+<Theme Park Ticketing, refunds, Event Promotion Tools>
+<Ticket Delivery, connectedTo, Agent Network Management>
+<Ticket Delivery, connectedTo, Box Office Management>
+<Ticket Sales, connectedTo, Analytics on Sales Data>
+<Ticket Sales, partOf, Seat Mapping>
diff --git a/test/mermaid/scanned_hard/mermaid_334.txt b/test/mermaid/scanned_hard/mermaid_334.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0714a333a19b30a0649a00a72e18211d74a6e382
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_334.txt
@@ -0,0 +1,33 @@
+<Accessibility Features, yes, Voter Registration>
+<Accessibility Features, yes, end>
+<Anonymous Credential Systems, connectedTo, Secure Data Transmission>
+<Anonymous Credential Systems, partOf, Software Integrity Checks>
+<Cryptographic Security, connectedTo, Remote Voting Solutions>
+<Cybersecurity for Voting Systems, connectedTo, Accessibility Features>
+<Direct Recording Electronic Systems, connectedTo, Cryptographic Security>
+<Legal Framework Compliance, connectedTo, Cryptographic Security>
+<Legal Framework Compliance, connectedTo, Voter Education Programs>
+<Online Voting Systems, connectedTo, Legal Framework Compliance>
+<Online Voting Systems, connectedTo, Voter Education Programs>
+<Optical Scan Systems, connectedTo, Threat Modeling>
+<Penetration Testing, connectedTo, Cryptographic Security>
+<Penetration Testing, connectedTo, Direct Recording Electronic Systems>
+<Post_Election Audits, connectedTo, Vote Counting>
+<Post_Election Audits, partOf, Results Aggregation>
+<Remote Voting Solutions, connectedTo, Cybersecurity for Voting Systems>
+<Secure Data Transmission, connectedTo, Cybersecurity for Voting Systems>
+<Secure Data Transmission, partOf, Software Integrity Checks>
+<Threat Modeling, connectedTo, Cryptographic Security>
+<Threat Modeling, connectedTo, Cybersecurity for Voting Systems>
+<Threat Modeling, connectedTo, Penetration Testing>
+<Vote Counting, no, Cryptographic Security>
+<Vote Counting, partOf, Results Aggregation>
+<Voter Education Programs, connectedTo, Optical Scan Systems>
+<Voter Privacy Protection, connectedTo, Online Voting Systems>
+<Voter Privacy Protection, connectedTo, Post_Election Audits>
+<Voter Registration, connectedTo, Anonymous Credential Systems>
+<Voter Registration, partOf, Software Integrity Checks>
+<start, connectedTo, Threat Modeling>
+<start, connectedTo, Voter Privacy Protection>
+<start, yes, Optical Scan Systems>
+<start, yes, Voter Education Programs>
diff --git a/test/mermaid/scanned_hard/mermaid_335.mmd b/test/mermaid/scanned_hard/mermaid_335.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..72d1d0bf9a2224d9566629d33aefceb15fce88db
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_335.mmd
@@ -0,0 +1,134 @@
+graph LR
+    N0([Budgetary Implications])
+    N1{Option Generation}
+    N2(Data Visualization for Policy)
+    N3(Legal Review)
+    N4[/Evidence_Based Policymaking/]
+    N5[(Qualitative Analysis)]
+    N6[[Criteria Establishment]]
+    N7([Monitoring and Evaluation Framework])
+    N8(Public Consultation Process)
+    N9(Impact Assessment)
+    N10[[Policy Learning]]
+    N11(Policy Simulation Models)
+    N12[[Presentation Skills]]
+    N13([Risk Assessment])
+    N14[(Feasibility Study)]
+    N15([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Comparative Policy Analysis
+        nest0_0(International Policy Analysis)
+        nest0_1[(Regulatory Impact Assessment)]
+        nest0_2[[Public Opinion Research]]
+    end
+    subgraph Policy Brief Writing
+        nest1_0{Non_profit Policy Influence}
+        nest1_1[(Forecasting and Scenario Planning)]
+    end
+    N0 -.-> N1
+    N1 --> |proposes| N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    nest0_0 -.-> nest0_1
+    nest0_1 --> nest0_2
+    N6 --> nest0_0
+    nest0_2 -.-> N8
+    nest1_0 -.-> nest1_1
+    N8 --> nest1_0
+    nest1_1 -.-> N6
+    N8 --> S0
+    S0 --> N10
+    S0 -.-> N12
+    S0 --> N14
+    N12 -.-> S1
+    S1 -.-> N15
+    S1 -.-> N14
+    N12 -.-> S2
+    S2 --> N15
+    S2 -.-> |drafts| N14
+    N3 -.-> M0
+    N0 --> M0
+    M0 --> N13
+    N1 --> M1
+    N0 -.-> M1
+    M1 -.-> N3
+    style N0 fill:#E8F5E9,stroke:#66BB6A
+    style N1 fill:#E8F5E9,stroke:#66BB6A
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#E8F5E9,stroke:#66BB6A
+    style N4 fill:#E8F5E9,stroke:#66BB6A
+    style N5 fill:#E9F7E8,stroke:#6EB76D
+    style N6 fill:#E9F7E8,stroke:#6EB76D
+    style N7 fill:#E9F7E8,stroke:#6EB76D
+    style N8 fill:#E8F5E9,stroke:#66BB6A
+    style N9 fill:#E9F7E8,stroke:#6EB76D
+    style N10 fill:#FFDCD6,stroke:#FFB2A5
+    style N11 fill:#FFDCD6,stroke:#FFB2A5
+    style N12 fill:#E8F5E9,stroke:#66BB6A
+    style N13 fill:#E8F5E9,stroke:#66BB6A
+    style N14 fill:#FFDCD6,stroke:#FFB2A5
+    style N15 fill:#E8F5E9,stroke:#66BB6A
+    style S0 fill:#FFDCD6,stroke:#FFB2A5
+    style S1 fill:#E8F5E9,stroke:#66BB6A
+    style S2 fill:#E9F7E8,stroke:#6EB76D
+    style M0 fill:#E8F5E9,stroke:#66BB6A
+    style M1 fill:#E9F7E8,stroke:#6EB76D
+    style nest0_0 fill:#E9F7E8,stroke:#6EB76D
+    style nest0_1 fill:#E8F5E9,stroke:#66BB6A
+    style nest0_2 fill:#E9F7E8,stroke:#6EB76D
+    style nest1_0 fill:#E8F5E9,stroke:#66BB6A
+    style nest1_1 fill:#E9F7E8,stroke:#6EB76D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#FFB2A5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_337.mmd b/test/mermaid/scanned_hard/mermaid_337.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..69867ef03486302216093440b988ce24244f20ee
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_337.mmd
@@ -0,0 +1,132 @@
+graph TD
+    N0([Library Management Systems])
+    N1([Data Migration])
+    N2(Interlibrary Loan)
+    N3[/Reporting and Analytics/]
+    N4[Search Functionality]
+    N5[Automated Materials Handling]
+    N6[[System Security]]
+    N7(Patron Services)
+    N8(Integrated Library Systems)
+    N9[/Authority Control/]
+    N10[RFID System Implementation]
+    N11[[Digitization Projects]]
+    N12[(User Training on Systems)]
+    N13(Electronic Resource Management)
+    N14([Collection Development])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M1(( ))
+    subgraph System Upgrades
+        nest0_0[Metadata Creation]
+        nest0_1[Database Management]
+        nest0_2{Reference Desk Support}
+    end
+    subgraph Preservation of Materials
+        nest1_0[(Online Public Access Catalog)]
+        nest1_1{Acquisitions}
+        nest1_2[(Subject Indexing)]
+    end
+    N0 -.-> |preserves| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> |lends| N12
+    N12 -.-> |notifies| N13
+    N13 -.-> N14
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N13 -.-> |circulates| nest0_0
+    nest0_2 --> N4
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N3 -.-> nest1_0
+    nest1_2 --> N5
+    N7 -.-> S0
+    S0 -.-> N10
+    S0 --> N14
+    S0 -.-> N11
+    N7 --> S1
+    S1 --> N13
+    S1 --> |manages| N10
+    S1 --> N11
+    S1 --> N14
+    N3 -.-> S2
+    S2 -.-> N11
+    S2 --> N9
+    N3 --> M1
+    N0 --> M1
+    N2 -.-> M1
+    M1 -.-> N5
+    style N0 fill:#D1C4E9,stroke:#673AB7
+    style N1 fill:#FFF0CC,stroke:#FFCC80
+    style N2 fill:#FFF0CC,stroke:#FFCC80
+    style N3 fill:#D1C4E9,stroke:#673AB7
+    style N4 fill:#C2E8E6,stroke:#61CAC3
+    style N5 fill:#FFF0CC,stroke:#FFCC80
+    style N6 fill:#FFF0CC,stroke:#FFCC80
+    style N7 fill:#FFF0CC,stroke:#FFCC80
+    style N8 fill:#D1C4E9,stroke:#673AB7
+    style N9 fill:#FFF0CC,stroke:#FFCC80
+    style N10 fill:#C2E8E6,stroke:#61CAC3
+    style N11 fill:#FFF0CC,stroke:#FFCC80
+    style N12 fill:#D1C4E9,stroke:#673AB7
+    style N13 fill:#C2E8E6,stroke:#61CAC3
+    style N14 fill:#C2E8E6,stroke:#61CAC3
+    style S0 fill:#D1C4E9,stroke:#673AB7
+    style S1 fill:#FFF0CC,stroke:#FFCC80
+    style S2 fill:#C2E8E6,stroke:#61CAC3
+    style M1 fill:#C2E8E6,stroke:#61CAC3
+    style nest0_0 fill:#FFF0CC,stroke:#FFCC80
+    style nest0_1 fill:#FFF0CC,stroke:#FFCC80
+    style nest0_2 fill:#D1C4E9,stroke:#673AB7
+    style nest1_0 fill:#D1C4E9,stroke:#673AB7
+    style nest1_1 fill:#C2E8E6,stroke:#61CAC3
+    style nest1_2 fill:#FFF0CC,stroke:#FFCC80
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#61CAC3,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_337.txt b/test/mermaid/scanned_hard/mermaid_337.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8022f0409cc6dbad34d5af424a7e0ec52b688d21
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_337.txt
@@ -0,0 +1,38 @@
+<Acquisitions, connectedTo, Subject Indexing>
+<Acquisitions, partOf, Preservation of Materials>
+<Authority Control, connectedTo, RFID System Implementation>
+<Automated Materials Handling, connectedTo, System Security>
+<Data Migration, connectedTo, Interlibrary Loan>
+<Database Management, connectedTo, Reference Desk Support>
+<Database Management, partOf, System Upgrades>
+<Digitization Projects, lends, User Training on Systems>
+<Electronic Resource Management, circulates, Metadata Creation>
+<Electronic Resource Management, connectedTo, Collection Development>
+<Integrated Library Systems, connectedTo, Authority Control>
+<Interlibrary Loan, connectedTo, Automated Materials Handling>
+<Interlibrary Loan, connectedTo, Reporting and Analytics>
+<Library Management Systems, connectedTo, Automated Materials Handling>
+<Library Management Systems, preserves, Data Migration>
+<Metadata Creation, connectedTo, Database Management>
+<Metadata Creation, partOf, System Upgrades>
+<Online Public Access Catalog, connectedTo, Acquisitions>
+<Online Public Access Catalog, partOf, Preservation of Materials>
+<Patron Services, connectedTo, Collection Development>
+<Patron Services, connectedTo, Digitization Projects>
+<Patron Services, connectedTo, Electronic Resource Management>
+<Patron Services, connectedTo, Integrated Library Systems>
+<Patron Services, connectedTo, RFID System Implementation>
+<Patron Services, manages, RFID System Implementation>
+<RFID System Implementation, connectedTo, Digitization Projects>
+<Reference Desk Support, connectedTo, Search Functionality>
+<Reference Desk Support, partOf, System Upgrades>
+<Reporting and Analytics, connectedTo, Authority Control>
+<Reporting and Analytics, connectedTo, Automated Materials Handling>
+<Reporting and Analytics, connectedTo, Digitization Projects>
+<Reporting and Analytics, connectedTo, Online Public Access Catalog>
+<Reporting and Analytics, connectedTo, Search Functionality>
+<Search Functionality, connectedTo, Automated Materials Handling>
+<Subject Indexing, connectedTo, Automated Materials Handling>
+<Subject Indexing, partOf, Preservation of Materials>
+<System Security, connectedTo, Patron Services>
+<User Training on Systems, notifies, Electronic Resource Management>
diff --git a/test/mermaid/scanned_hard/mermaid_338.mmd b/test/mermaid/scanned_hard/mermaid_338.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6e533d0e1526bdc2ef51fda492b738c1b7c654b3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_338.mmd
@@ -0,0 +1,130 @@
+graph RL
+    N0([Subject Indexing for Archives])
+    N1([Archival Advocacy])
+    N2{Long_Term Digital Preservation}
+    N3[[Oral History Collection]]
+    N4{Database Management}
+    N5{Records Transfer Processes}
+    N6{Intellectual Property Rights Management}
+    N7(Access and Reference Services)
+    N8[(Environmental Control)]
+    N9[[Preservation Planning]]
+    N10[/Conservation Treatment/]
+    N11(Web Archiving)
+    N12([Collection Management Policy])
+    N13[(Legal and Ethical Compliance)]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Born_Digital Archiving
+        nest0_0(Data Migration for Digital Archives)
+        nest0_1[[Arrangement and Description]]
+        nest0_2[(Public Access Systems)]
+    end
+    subgraph Outreach and Education
+        nest1_0([Digital Forensics for Archives])
+        nest1_1[[Appraisal and Selection]]
+        nest1_2[Records Retention Scheduling]
+        nest1_3(Community Archiving Projects)
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    N9 -.-> N10
+    N10 --> N11
+    N11 --> N12
+    N12 -.-> N13
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    N7 --> nest0_0
+    nest0_2 --> |stores| N10
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N12 --> |exhibits| nest1_0
+    nest1_3 -.-> N8
+    N10 -.-> S0
+    S0 -.-> N12
+    S0 --> N13
+    N2 --> S1
+    S1 -.-> N6
+    S1 --> N11
+    S1 --> N10
+    N0 -.-> M0
+    N2 -.-> M0
+    N1 -.-> M0
+    M0 -.-> N4
+    N0 -.-> M1
+    N1 -.-> M1
+    N8 --> M1
+    M1 -.-> N10
+    style N0 fill:#D7CCC8,stroke:#795548
+    style N1 fill:#FFFDE7,stroke:#FBC02D
+    style N2 fill:#FFE0B2,stroke:#FF9800
+    style N3 fill:#FFE0B2,stroke:#FF9800
+    style N4 fill:#FFFDE7,stroke:#FBC02D
+    style N5 fill:#D7CCC8,stroke:#795548
+    style N6 fill:#FFFDE7,stroke:#FBC02D
+    style N7 fill:#FFE0B2,stroke:#FF9800
+    style N8 fill:#FFE0B2,stroke:#FF9800
+    style N9 fill:#FFE0B2,stroke:#FF9800
+    style N10 fill:#FFFDE7,stroke:#FBC02D
+    style N11 fill:#FFE0B2,stroke:#FF9800
+    style N12 fill:#FFFDE7,stroke:#FBC02D
+    style N13 fill:#FFE0B2,stroke:#FF9800
+    style S0 fill:#FFFDE7,stroke:#FBC02D
+    style S1 fill:#FFFDE7,stroke:#FBC02D
+    style M0 fill:#D7CCC8,stroke:#795548
+    style M1 fill:#FFFDE7,stroke:#FBC02D
+    style nest0_0 fill:#FFE0B2,stroke:#FF9800
+    style nest0_1 fill:#FFFDE7,stroke:#FBC02D
+    style nest0_2 fill:#FFE0B2,stroke:#FF9800
+    style nest1_0 fill:#FFE0B2,stroke:#FF9800
+    style nest1_1 fill:#D7CCC8,stroke:#795548
+    style nest1_2 fill:#FFE0B2,stroke:#FF9800
+    style nest1_3 fill:#D7CCC8,stroke:#795548
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#795548,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#795548,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_339.mmd b/test/mermaid/scanned_hard/mermaid_339.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..08d54facafa7e1ae39f42835961c8198476c019d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_339.mmd
@@ -0,0 +1,148 @@
+graph LR
+    N0([3D Printing for Replicas])
+    N1[Multisensory Exhibits]
+    N2[[Interactive Kiosks]]
+    N3[/Virtual Tours/]
+    N4[Ticketing and Visitor Systems]
+    N5([Online Shop Integration])
+    N6(Community Engagement Platforms)
+    N7[Research Databases Access]
+    N8[(3D Scanning of Artifacts)]
+    N9[Digital Archiving]
+    N10[Cybersecurity for Museum Data]
+    N11[(Mobile App Development)]
+    N12[[Interactive Display Development]]
+    N13[Digital Preservation Strategies]
+    N14{Security Systems Integration}
+    N15[(Crowdsourcing for Collections)]
+    N16[/Soundscape Design/]
+    N17{Content Management Systems}
+    N18([Digital Storytelling])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Conservation Technology
+        nest0_0[Digital Signage]
+        nest0_1{Accessibility Technology for Visitors}
+        nest0_2[User Experience Design]
+    end
+    subgraph Collection Digitization
+        nest1_0(Wayfinding Systems)
+        nest1_1([Visitor Flow Analysis])
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N11 --> N12
+    N12 -.-> N13
+    N13 -.-> N14
+    N14 -.-> N15
+    N15 -.-> N16
+    N16 -.-> N17
+    N17 -.-> N18
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N4 --> nest0_0
+    nest0_2 -.-> N10
+    nest1_0 -.-> nest1_1
+    N6 --> nest1_0
+    nest1_1 --> N7
+    N3 --> S0
+    S0 --> N10
+    S0 -.-> N5
+    N15 --> S1
+    S1 -.-> N18
+    S1 --> N17
+    N4 -.-> M0
+    N1 -.-> M0
+    N10 --> M0
+    M0 --> N12
+    N7 -.-> M1
+    N3 --> M1
+    M1 --> N13
+    N11 --> M2
+    N1 --> M2
+    N6 --> M2
+    M2 -.-> N16
+    style N0 fill:#E1BEE7,stroke:#9C27B0
+    style N1 fill:#FFEBEB,stroke:#FFC2C2
+    style N2 fill:#E1BEE7,stroke:#9C27B0
+    style N3 fill:#EDF5F3,stroke:#A1D7CD
+    style N4 fill:#FFEBEB,stroke:#FFC2C2
+    style N5 fill:#E1BEE7,stroke:#9C27B0
+    style N6 fill:#FFEBEB,stroke:#FFC2C2
+    style N7 fill:#EDF5F3,stroke:#A1D7CD
+    style N8 fill:#E1BEE7,stroke:#9C27B0
+    style N9 fill:#EDF5F3,stroke:#A1D7CD
+    style N10 fill:#E1BEE7,stroke:#9C27B0
+    style N11 fill:#FFEBEB,stroke:#FFC2C2
+    style N12 fill:#FFEBEB,stroke:#FFC2C2
+    style N13 fill:#E1BEE7,stroke:#9C27B0
+    style N14 fill:#EDF5F3,stroke:#A1D7CD
+    style N15 fill:#FFEBEB,stroke:#FFC2C2
+    style N16 fill:#FFEBEB,stroke:#FFC2C2
+    style N17 fill:#FFEBEB,stroke:#FFC2C2
+    style N18 fill:#FFEBEB,stroke:#FFC2C2
+    style S0 fill:#FFEBEB,stroke:#FFC2C2
+    style S1 fill:#E1BEE7,stroke:#9C27B0
+    style M0 fill:#E1BEE7,stroke:#9C27B0
+    style M1 fill:#FFEBEB,stroke:#FFC2C2
+    style M2 fill:#E1BEE7,stroke:#9C27B0
+    style nest0_0 fill:#EDF5F3,stroke:#A1D7CD
+    style nest0_1 fill:#EDF5F3,stroke:#A1D7CD
+    style nest0_2 fill:#EDF5F3,stroke:#A1D7CD
+    style nest1_0 fill:#FFEBEB,stroke:#FFC2C2
+    style nest1_1 fill:#EDF5F3,stroke:#A1D7CD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#9C27B0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_339.txt b/test/mermaid/scanned_hard/mermaid_339.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0f839a30e62003f28e99059b9d752671b6b03e9a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_339.txt
@@ -0,0 +1,42 @@
+<3D Printing for Replicas, connectedTo, Multisensory Exhibits>
+<3D Scanning of Artifacts, connectedTo, Digital Archiving>
+<Accessibility Technology for Visitors, connectedTo, User Experience Design>
+<Accessibility Technology for Visitors, partOf, Conservation Technology>
+<Community Engagement Platforms, connectedTo, Research Databases Access>
+<Community Engagement Platforms, connectedTo, Soundscape Design>
+<Community Engagement Platforms, connectedTo, Wayfinding Systems>
+<Content Management Systems, connectedTo, Digital Storytelling>
+<Crowdsourcing for Collections, connectedTo, Content Management Systems>
+<Crowdsourcing for Collections, connectedTo, Digital Storytelling>
+<Crowdsourcing for Collections, connectedTo, Soundscape Design>
+<Cybersecurity for Museum Data, connectedTo, Interactive Display Development>
+<Cybersecurity for Museum Data, connectedTo, Mobile App Development>
+<Digital Archiving, connectedTo, Cybersecurity for Museum Data>
+<Digital Preservation Strategies, connectedTo, Security Systems Integration>
+<Digital Signage, connectedTo, Accessibility Technology for Visitors>
+<Digital Signage, partOf, Conservation Technology>
+<Interactive Display Development, connectedTo, Digital Preservation Strategies>
+<Interactive Kiosks, connectedTo, Virtual Tours>
+<Mobile App Development, connectedTo, Interactive Display Development>
+<Mobile App Development, connectedTo, Soundscape Design>
+<Multisensory Exhibits, connectedTo, Interactive Display Development>
+<Multisensory Exhibits, connectedTo, Interactive Kiosks>
+<Multisensory Exhibits, connectedTo, Soundscape Design>
+<Online Shop Integration, connectedTo, Community Engagement Platforms>
+<Research Databases Access, connectedTo, 3D Scanning of Artifacts>
+<Research Databases Access, connectedTo, Digital Preservation Strategies>
+<Security Systems Integration, connectedTo, Crowdsourcing for Collections>
+<Soundscape Design, connectedTo, Content Management Systems>
+<Ticketing and Visitor Systems, connectedTo, Digital Signage>
+<Ticketing and Visitor Systems, connectedTo, Interactive Display Development>
+<Ticketing and Visitor Systems, connectedTo, Online Shop Integration>
+<User Experience Design, connectedTo, Cybersecurity for Museum Data>
+<User Experience Design, partOf, Conservation Technology>
+<Virtual Tours, connectedTo, Cybersecurity for Museum Data>
+<Virtual Tours, connectedTo, Digital Preservation Strategies>
+<Virtual Tours, connectedTo, Online Shop Integration>
+<Virtual Tours, connectedTo, Ticketing and Visitor Systems>
+<Visitor Flow Analysis, connectedTo, Research Databases Access>
+<Visitor Flow Analysis, partOf, Collection Digitization>
+<Wayfinding Systems, connectedTo, Visitor Flow Analysis>
+<Wayfinding Systems, partOf, Collection Digitization>
diff --git a/test/mermaid/scanned_hard/mermaid_34.txt b/test/mermaid/scanned_hard/mermaid_34.txt
new file mode 100644
index 0000000000000000000000000000000000000000..117b076890ac770257ed7d734dbbe6ea80abc2fb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_34.txt
@@ -0,0 +1,9 @@
+<Candidate Screening, no, Executive Search>
+<Executive Search, connectedTo, Negotiation>
+<Negotiation, connectedTo, Temporary Staffing>
+<Negotiation, no, Psychometric Testing>
+<Psychometric Testing, connectedTo, end>
+<Recruitment Marketing, yes, Candidate Screening>
+<Temporary Staffing, connectedTo, Candidate Screening>
+<Temporary Staffing, no, Psychometric Testing>
+<start, no, Recruitment Marketing>
diff --git a/test/mermaid/scanned_hard/mermaid_341.mmd b/test/mermaid/scanned_hard/mermaid_341.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..9500ac718d27703b49d5f2391b714a53c80ecee5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_341.mmd
@@ -0,0 +1,110 @@
+graph TD
+    N0([start])
+    N1[(Arson Investigation)]
+    N2[(Forensic Botany)]
+    N3{Courtroom Presentation}
+    N4[[Cloud Forensics]]
+    N5([Vehicle Forensics])
+    N6[/Cold Case Review/]
+    N7[Digital Forensics]
+    N8{Expert Witness Testimony}
+    N9[(Network Forensics)]
+    N10([Facial Recognition])
+    N11(Forensic Interviewing)
+    N12[(Forensic Anthropology)]
+    N13([Malware Analysis])
+    N14([end])
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Legal Standards Compliance
+        nest0_0[[Handwriting Analysis]]
+        nest0_1[(Evidence Collection)]
+        nest0_2[/Forensic Odontology/]
+        nest0_3([Ballistics Analysis])
+    end
+    subgraph Forensic Entomology
+        nest1_0[Forensic Psychology]
+        nest1_1(Laboratory Analysis)
+        nest1_2(Forensic Accounting)
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 --> |no| N13
+    N13 -.-> N14
+    nest0_0 --> nest0_1
+    nest0_1 -.-> nest0_2
+    nest0_2 -.-> nest0_3
+    N2 --> nest0_0
+    nest0_3 --> N14
+    nest1_0 -.-> nest1_1
+    nest1_1 --> nest1_2
+    N7 --> |no| nest1_0
+    nest1_2 -.-> N12
+    N7 -.-> S0
+    S0 -.-> N10
+    S0 --> N9
+    S0 -.-> |yes| N14
+    N6 -.-> S1
+    S1 -.-> N10
+    S1 -.-> N9
+    N2 -.-> M1
+    N8 --> M1
+    M1 -.-> N10
+    N1 --> M2
+    N2 --> M2
+    N4 -.-> M2
+    M2 --> N6
+    style S0 fill:#FFDCD6,stroke:#FFB2A5
+    style S1 fill:#F5F5DC,stroke:#BCB88A
+    style M1 fill:#FFDCD6,stroke:#FFB2A5
+    style M2 fill:#FFDCD6,stroke:#FFB2A5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#BCB88A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_341.txt b/test/mermaid/scanned_hard/mermaid_341.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f6a40b32adca8ac3e045e806658b833d43f1d340
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_341.txt
@@ -0,0 +1,40 @@
+<Arson Investigation, connectedTo, Cold Case Review>
+<Arson Investigation, connectedTo, Forensic Botany>
+<Ballistics Analysis, connectedTo, end>
+<Ballistics Analysis, partOf, Legal Standards Compliance>
+<Cloud Forensics, connectedTo, Cold Case Review>
+<Cloud Forensics, connectedTo, Vehicle Forensics>
+<Cold Case Review, connectedTo, Digital Forensics>
+<Cold Case Review, connectedTo, Facial Recognition>
+<Cold Case Review, connectedTo, Network Forensics>
+<Courtroom Presentation, connectedTo, Cloud Forensics>
+<Digital Forensics, connectedTo, Expert Witness Testimony>
+<Digital Forensics, connectedTo, Facial Recognition>
+<Digital Forensics, connectedTo, Network Forensics>
+<Digital Forensics, no, Forensic Psychology>
+<Digital Forensics, yes, end>
+<Evidence Collection, connectedTo, Forensic Odontology>
+<Evidence Collection, partOf, Legal Standards Compliance>
+<Expert Witness Testimony, connectedTo, Facial Recognition>
+<Expert Witness Testimony, connectedTo, Network Forensics>
+<Facial Recognition, connectedTo, Forensic Interviewing>
+<Forensic Accounting, connectedTo, Forensic Anthropology>
+<Forensic Accounting, partOf, Forensic Entomology>
+<Forensic Anthropology, no, Malware Analysis>
+<Forensic Botany, connectedTo, Cold Case Review>
+<Forensic Botany, connectedTo, Courtroom Presentation>
+<Forensic Botany, connectedTo, Facial Recognition>
+<Forensic Botany, connectedTo, Handwriting Analysis>
+<Forensic Interviewing, connectedTo, Forensic Anthropology>
+<Forensic Odontology, connectedTo, Ballistics Analysis>
+<Forensic Odontology, partOf, Legal Standards Compliance>
+<Forensic Psychology, connectedTo, Laboratory Analysis>
+<Forensic Psychology, partOf, Forensic Entomology>
+<Handwriting Analysis, connectedTo, Evidence Collection>
+<Handwriting Analysis, partOf, Legal Standards Compliance>
+<Laboratory Analysis, connectedTo, Forensic Accounting>
+<Laboratory Analysis, partOf, Forensic Entomology>
+<Malware Analysis, connectedTo, end>
+<Network Forensics, connectedTo, Facial Recognition>
+<Vehicle Forensics, connectedTo, Cold Case Review>
+<start, connectedTo, Arson Investigation>
diff --git a/test/mermaid/scanned_hard/mermaid_343.mmd b/test/mermaid/scanned_hard/mermaid_343.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..793ff5f2059527f6d716bbceb0142af6bfcac618
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_343.mmd
@@ -0,0 +1,114 @@
+graph TD
+    N0([start])
+    N1[(Wildlife Tracking)]
+    N2{Automated Threat Detection}
+    N3(Asset Tracking)
+    N4[(Drone Surveillance)]
+    N5{Biometric Data Analysis}
+    N6[/Mobile Phone Interception/]
+    N7[[Network Monitoring]]
+    N8[/Real_time Alerts/]
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Intrusion Detection
+        nest0_0[(Public Space Monitoring)]
+        nest0_1[[Cyber Surveillance]]
+        nest0_2[/Thermal Imaging/]
+        nest0_3{Audio Surveillance}
+    end
+    subgraph Security Personnel Operations
+        nest1_0(Pattern Recognition)
+        nest1_1[[Remote Sensing]]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    nest0_0 -.-> |observes| nest0_1
+    nest0_1 --> nest0_2
+    nest0_2 -.-> nest0_3
+    N4 --> nest0_0
+    nest0_3 -.-> N7
+    nest1_0 --> nest1_1
+    N3 -.-> nest1_0
+    nest1_1 -.-> N7
+    N3 --> S0
+    S0 --> N6
+    S0 -.-> N5
+    N2 -.-> S1
+    S1 --> N5
+    S1 --> N7
+    S1 --> N8
+    N0 -.-> M0
+    N1 --> M0
+    M0 -.-> N3
+    N3 -.-> M1
+    N2 --> M1
+    N1 -.-> M1
+    M1 -.-> N5
+    N0 --> M2
+    N3 -.-> M2
+    N2 --> M2
+    M2 --> N5
+    style N0 fill:#E0F2F1,stroke:#4DB6AC
+    style N1 fill:#F8BBD0,stroke:#E91E63
+    style N2 fill:#E0F2F1,stroke:#4DB6AC
+    style N3 fill:#DED7F0,stroke:#A188DB
+    style N4 fill:#F8BBD0,stroke:#E91E63
+    style N5 fill:#DED7F0,stroke:#A188DB
+    style N6 fill:#E0F2F1,stroke:#4DB6AC
+    style N7 fill:#F8BBD0,stroke:#E91E63
+    style N8 fill:#E0F2F1,stroke:#4DB6AC
+    style S0 fill:#DED7F0,stroke:#A188DB
+    style S1 fill:#DED7F0,stroke:#A188DB
+    style M0 fill:#F8BBD0,stroke:#E91E63
+    style M1 fill:#F8BBD0,stroke:#E91E63
+    style M2 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_0 fill:#F8BBD0,stroke:#E91E63
+    style nest0_1 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_2 fill:#E0F2F1,stroke:#4DB6AC
+    style nest0_3 fill:#F8BBD0,stroke:#E91E63
+    style nest1_0 fill:#E0F2F1,stroke:#4DB6AC
+    style nest1_1 fill:#F8BBD0,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#A188DB,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#4DB6AC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_343.txt b/test/mermaid/scanned_hard/mermaid_343.txt
new file mode 100644
index 0000000000000000000000000000000000000000..296920fac9cfbe3ea30dc165040829db3d5b777d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_343.txt
@@ -0,0 +1,31 @@
+<Asset Tracking, connectedTo, Biometric Data Analysis>
+<Asset Tracking, connectedTo, Drone Surveillance>
+<Asset Tracking, connectedTo, Mobile Phone Interception>
+<Asset Tracking, connectedTo, Pattern Recognition>
+<Audio Surveillance, connectedTo, Network Monitoring>
+<Audio Surveillance, partOf, Intrusion Detection>
+<Automated Threat Detection, connectedTo, Asset Tracking>
+<Automated Threat Detection, connectedTo, Biometric Data Analysis>
+<Automated Threat Detection, connectedTo, Network Monitoring>
+<Automated Threat Detection, connectedTo, Real_time Alerts>
+<Biometric Data Analysis, connectedTo, Mobile Phone Interception>
+<Cyber Surveillance, connectedTo, Thermal Imaging>
+<Cyber Surveillance, partOf, Intrusion Detection>
+<Drone Surveillance, connectedTo, Biometric Data Analysis>
+<Drone Surveillance, connectedTo, Public Space Monitoring>
+<Mobile Phone Interception, connectedTo, Network Monitoring>
+<Network Monitoring, connectedTo, Real_time Alerts>
+<Pattern Recognition, connectedTo, Remote Sensing>
+<Pattern Recognition, partOf, Security Personnel Operations>
+<Public Space Monitoring, observes, Cyber Surveillance>
+<Public Space Monitoring, partOf, Intrusion Detection>
+<Remote Sensing, connectedTo, Network Monitoring>
+<Remote Sensing, partOf, Security Personnel Operations>
+<Thermal Imaging, connectedTo, Audio Surveillance>
+<Thermal Imaging, partOf, Intrusion Detection>
+<Wildlife Tracking, connectedTo, Asset Tracking>
+<Wildlife Tracking, connectedTo, Automated Threat Detection>
+<Wildlife Tracking, connectedTo, Biometric Data Analysis>
+<start, connectedTo, Asset Tracking>
+<start, connectedTo, Biometric Data Analysis>
+<start, connectedTo, Wildlife Tracking>
diff --git a/test/mermaid/scanned_hard/mermaid_344.txt b/test/mermaid/scanned_hard/mermaid_344.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3fe95fba4bf8b66d63352cb046a4de956beda713
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_344.txt
@@ -0,0 +1,39 @@
+<Behavioral Science in Prevention, connectedTo, Environmental Design>
+<Behavioral Science in Prevention, connectedTo, Target Hardening>
+<Burglary Prevention, connectedTo, Deterrence Strategies>
+<CCTV Installation, connectedTo, Burglary Prevention>
+<CCTV Installation, connectedTo, Gun Violence Prevention>
+<CCTV Installation, connectedTo, School Safety Programs>
+<Conflict Resolution Training, connectedTo, CCTV Installation>
+<Crime Data Analysis, connectedTo, CCTV Installation>
+<Crime Data Analysis, connectedTo, Conflict Resolution Training>
+<Crisis Intervention, connectedTo, Sexual Assault Prevention>
+<Crisis Intervention, partOf, Gang Intervention>
+<Data Sharing Initiatives, connectedTo, Crime Data Analysis>
+<Data Sharing Initiatives, partOf, Restorative Justice>
+<Deterrence Strategies, connectedTo, Environmental Design>
+<Drug Prevention Initiatives, connectedTo, CCTV Installation>
+<Drug Prevention Initiatives, investigates, Identity Theft Prevention>
+<Environmental Design, connectedTo, Crisis Intervention>
+<Environmental Design, connectedTo, Public Awareness Campaigns>
+<Gun Violence Prevention, connectedTo, Burglary Prevention>
+<Gun Violence Prevention, connectedTo, Environmental Design>
+<Gun Violence Prevention, connectedTo, Public Awareness Campaigns>
+<Gun Violence Prevention, connectedTo, Victim Support Services>
+<Hotspot Policing, connectedTo, Crime Data Analysis>
+<Hotspot Policing, connectedTo, Patrol Operations>
+<Identity Theft Prevention, connectedTo, CCTV Installation>
+<Identity Theft Prevention, connectedTo, Conflict Resolution Training>
+<Identity Theft Prevention, connectedTo, Hotspot Policing>
+<Identity Theft Prevention, connectedTo, Law Enforcement Training>
+<Identity Theft Prevention, connectedTo, Target Hardening>
+<Law Enforcement Training, connectedTo, Hotspot Policing>
+<Patrol Operations, connectedTo, Data Sharing Initiatives>
+<Patrol Operations, partOf, Restorative Justice>
+<School Safety Programs, connectedTo, Environmental Design>
+<School Safety Programs, connectedTo, Gun Violence Prevention>
+<Sexual Assault Prevention, connectedTo, School Safety Programs>
+<Sexual Assault Prevention, partOf, Gang Intervention>
+<Target Hardening, connectedTo, Burglary Prevention>
+<Victim Support Services, connectedTo, Behavioral Science in Prevention>
+<Victim Support Services, connectedTo, Environmental Design>
diff --git a/test/mermaid/scanned_hard/mermaid_345.mmd b/test/mermaid/scanned_hard/mermaid_345.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e155be456cc41d3cb3b872f66f4de87b3cd698b4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_345.mmd
@@ -0,0 +1,116 @@
+graph BT
+    N0([start])
+    N1[[Captive Breeding Programs]]
+    N2{Conservation Genetics}
+    N3[(Freshwater Conservation)]
+    N4{Pollution Impact Assessment}
+    N5[(Protected Area Management)]
+    N6[(International Treaties Enforcement)]
+    N7[GIS Mapping for Habitats]
+    N8[Rewilding Initiatives]
+    N9(Invasive Species Control)
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Anti_Poaching Operations
+        nest0_0(Ecological Survey)
+        nest0_1([Disease Surveillance])
+        nest0_2[Marine Conservation]
+        nest0_3[/Data Management for Conservation/]
+    end
+    subgraph Research and Development in Conservation
+        nest1_0[/Ecosystem Services Valuation/]
+        nest1_1[Policy Advocacy]
+        nest1_2(Translocation of Species)
+        nest1_3[Community Engagement]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> N9
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |studies| nest0_2
+    nest0_2 -.-> nest0_3
+    N1 --> nest0_0
+    nest0_3 -.-> N3
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N6 -.-> nest1_0
+    nest1_3 --> N3
+    N1 --> S0
+    S0 -.-> N9
+    S0 --> N4
+    N1 -.-> S1
+    S1 -.-> N4
+    S1 -.-> N5
+    S1 --> |monitors| N7
+    N2 -.-> M0
+    N3 -.-> M0
+    M0 -.-> N5
+    N4 -.-> |reports| M1
+    N1 --> M1
+    N2 -.-> M1
+    M1 -.-> N9
+    style N0 fill:#C9F0F0,stroke:#4DD0E1
+    style N1 fill:#CADEDE,stroke:#94C0C0
+    style N2 fill:#C9F0F0,stroke:#4DD0E1
+    style N3 fill:#C9F0F0,stroke:#4DD0E1
+    style N4 fill:#CADEDE,stroke:#94C0C0
+    style N5 fill:#C9F0F0,stroke:#4DD0E1
+    style N6 fill:#CADEDE,stroke:#94C0C0
+    style N7 fill:#CADEDE,stroke:#94C0C0
+    style N8 fill:#C9F0F0,stroke:#4DD0E1
+    style N9 fill:#DFE7EB,stroke:#B0C5CD
+    style S0 fill:#CADEDE,stroke:#94C0C0
+    style S1 fill:#CADEDE,stroke:#94C0C0
+    style M0 fill:#DFE7EB,stroke:#B0C5CD
+    style M1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_0 fill:#DFE7EB,stroke:#B0C5CD
+    style nest0_1 fill:#C9F0F0,stroke:#4DD0E1
+    style nest0_2 fill:#CADEDE,stroke:#94C0C0
+    style nest0_3 fill:#CADEDE,stroke:#94C0C0
+    style nest1_0 fill:#DFE7EB,stroke:#B0C5CD
+    style nest1_1 fill:#DFE7EB,stroke:#B0C5CD
+    style nest1_2 fill:#C9F0F0,stroke:#4DD0E1
+    style nest1_3 fill:#CADEDE,stroke:#94C0C0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#B0C5CD,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#B0C5CD,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_346.txt b/test/mermaid/scanned_hard/mermaid_346.txt
new file mode 100644
index 0000000000000000000000000000000000000000..01e002c91383f0d15047c82446ff075a3cf6176c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_346.txt
@@ -0,0 +1,36 @@
+<Biological Oceanography, connectedTo, Ocean Acidification Research>
+<Coastal Erosion Research, connectedTo, Coral Reef Monitoring>
+<Coastal Erosion Research, connectedTo, Seabed Resource Exploration>
+<Coastal Erosion Research, simulates, Polar Oceanography>
+<Coral Reef Monitoring, connectedTo, Polar Oceanography>
+<Coral Reef Monitoring, connectedTo, Seabed Resource Exploration>
+<Deep_Sea Exploration, connectedTo, Biological Oceanography>
+<Deep_Sea Exploration, connectedTo, Ocean Floor Mapping>
+<Deep_Sea Exploration, connectedTo, Seabed Resource Exploration>
+<Fisheries Management, connectedTo, Coral Reef Monitoring>
+<Fisheries Management, partOf, Climate Change Impact Study>
+<Marine Biodiversity Assessment, connectedTo, end>
+<Ocean Acidification Research, connectedTo, Coastal Erosion Research>
+<Ocean Acidification Research, develops_instruments, Polar Oceanography>
+<Ocean Carbon Cycle, connectedTo, Marine Biodiversity Assessment>
+<Ocean Current Measurement, connectedTo, Coastal Erosion Research>
+<Ocean Current Measurement, connectedTo, Marine Biodiversity Assessment>
+<Ocean Current Measurement, connectedTo, Ocean Acidification Research>
+<Ocean Current Measurement, connectedTo, Underwater Acoustics>
+<Ocean Current Measurement, surveys, Deep_Sea Exploration>
+<Ocean Drilling Programs, connectedTo, Underwater Acoustics>
+<Ocean Floor Mapping, connectedTo, Salinity Measurement>
+<Ocean Floor Mapping, partOf, Sediment Analysis>
+<Physical Oceanography, interprets, Fisheries Management>
+<Physical Oceanography, partOf, Climate Change Impact Study>
+<Polar Oceanography, connectedTo, Tsunami Prediction>
+<Salinity Measurement, connectedTo, end>
+<Salinity Measurement, partOf, Sediment Analysis>
+<Seabed Resource Exploration, connectedTo, Marine Biodiversity Assessment>
+<Seabed Resource Exploration, connectedTo, Ocean Carbon Cycle>
+<Seabed Resource Exploration, connectedTo, Ocean Drilling Programs>
+<Seabed Resource Exploration, connectedTo, Physical Oceanography>
+<Seabed Resource Exploration, connectedTo, Underwater Acoustics>
+<Seabed Resource Exploration, connectedTo, end>
+<Tsunami Prediction, connectedTo, Seabed Resource Exploration>
+<Underwater Acoustics, connectedTo, Ocean Carbon Cycle>
diff --git a/test/mermaid/scanned_hard/mermaid_347.mmd b/test/mermaid/scanned_hard/mermaid_347.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b641deace8f42f10c3165790d87ca6670b77b143
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_347.mmd
@@ -0,0 +1,128 @@
+graph BT
+    N0([start])
+    N1[Subsurface Imaging]
+    N2{Tectonic Plate Movement Monitoring}
+    N3[/Deep Earth Seismology/]
+    N4(Liquefaction Potential Assessment)
+    N5[/Seismic Network Operations/]
+    N6[[Earthquake Early Warning Systems]]
+    N7[(P_Wave or S_Wave Distinction)]
+    N8[Building Code Development]
+    N9(Seismic Instrumentation Maintenance)
+    N10[Earthquake Detection]
+    N11[/Data Archiving and Distribution/]
+    N12(Emergency Preparedness for Earthquakes)
+    N13[/Induced Seismicity Monitoring/]
+    N14[Seismic Array Deployment]
+    N15[[Paleoseismology]]
+    N16([Magnitude Determination])
+    N17[Computational Seismology]
+    N18{Geophysical Exploration}
+    N19[/Seismic Inversion/]
+    N20([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Structural Response to Earthquakes
+        nest0_0[Nuclear Test Monitoring]
+        nest0_1[(Earth Structure Imaging)]
+    end
+    subgraph Glacial Seismology
+        nest1_0[[Seismic Data Processing]]
+        nest1_1{Seismic Hazard Assessment}
+        nest1_2{Seismic Wave Analysis}
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 --> |no| N5
+    N5 --> N6
+    N6 --> |yes| N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 --> |no| N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 --> N16
+    N16 -.-> N17
+    N17 --> N18
+    N18 -.-> N19
+    N19 -.-> N20
+    nest0_0 --> nest0_1
+    N10 --> nest0_0
+    nest0_1 -.-> |no| N2
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N15 --> nest1_0
+    nest1_2 -.-> N16
+    N12 -.-> S0
+    S0 -.-> N14
+    S0 --> N16
+    S0 -.-> N20
+    S0 -.-> N17
+    N7 --> S1
+    S1 --> N13
+    S1 --> N10
+    S1 -.-> N19
+    S1 --> N11
+    N6 --> M0
+    N14 --> M0
+    N10 -.-> M0
+    M0 --> N16
+    N3 --> M1
+    N0 -.-> M1
+    M1 -.-> N19
+    style S0 fill:#FAEBF3,stroke:#F7BEE0
+    style S1 fill:#FAEBF3,stroke:#F7BEE0
+    style M0 fill:#FAEBF3,stroke:#F7BEE0
+    style M1 fill:#F2E6F5,stroke:#CB9BE1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 42 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 43 stroke:#CB9BE1,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_349.mmd b/test/mermaid/scanned_hard/mermaid_349.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..a75cd5a1b66b902a50b825de35534e1d688464b7
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_349.mmd
@@ -0,0 +1,98 @@
+graph BT
+    N0([start])
+    N1([Speech Data Annotation])
+    N2([Embedded Speech Recognition])
+    N3([Voice Assistant Development])
+    N4(Children's Speech Recognition)
+    N5[Natural Language Understanding]
+    N6[/Multimodal Speech Processing/]
+    N7[(Voice Activity Detection)]
+    N8[Prosody Analysis]
+    N9[(Command and Control)]
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M1(( ))
+    subgraph Voice Biometrics
+        nest0_0(Meeting Transcription)
+        nest0_1[/Acoustic Modeling/]
+        nest0_2(Language Modeling)
+    end
+    subgraph Speaker Identification
+        nest1_0(Keyword Spotting)
+        nest1_1(Cross_Lingual Speech Recognition)
+        nest1_2[Feature Extraction]
+    end
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    nest0_0 -.-> nest0_1
+    nest0_1 -.-> nest0_2
+    N7 --> nest0_0
+    nest0_2 --> N1
+    nest1_0 --> nest1_1
+    nest1_1 --> |yes| nest1_2
+    N7 -.-> nest1_0
+    nest1_2 -.-> N2
+    N2 -.-> S0
+    S0 --> |yes| N4
+    S0 --> N7
+    S0 -.-> N9
+    N5 -.-> S1
+    S1 --> N8
+    S1 -.-> N9
+    S1 --> N7
+    N4 --> S2
+    S2 -.-> N7
+    S2 -.-> N9
+    S2 -.-> N8
+    N1 -.-> M1
+    N2 --> M1
+    N4 --> M1
+    N3 --> M1
+    M1 -.-> N6
+    style S0 fill:#FFE88D,stroke:#FFDA4E
+    style S1 fill:#FFE88D,stroke:#FFDA4E
+    style S2 fill:#FFF3E0,stroke:#FFB74D
+    style M1 fill:#FFE88D,stroke:#FFDA4E
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#FFB74D,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#FFDA4E,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFDA4E,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_349.txt b/test/mermaid/scanned_hard/mermaid_349.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9c149a87d581efc7d24da0a6c10eec4a5eaf2c96
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_349.txt
@@ -0,0 +1,36 @@
+<Acoustic Modeling, connectedTo, Language Modeling>
+<Acoustic Modeling, partOf, Voice Biometrics>
+<Children's Speech Recognition, connectedTo, Command and Control>
+<Children's Speech Recognition, connectedTo, Multimodal Speech Processing>
+<Children's Speech Recognition, connectedTo, Natural Language Understanding>
+<Children's Speech Recognition, connectedTo, Prosody Analysis>
+<Children's Speech Recognition, connectedTo, Voice Activity Detection>
+<Cross_Lingual Speech Recognition, partOf, Speaker Identification>
+<Cross_Lingual Speech Recognition, yes, Feature Extraction>
+<Embedded Speech Recognition, connectedTo, Command and Control>
+<Embedded Speech Recognition, connectedTo, Multimodal Speech Processing>
+<Embedded Speech Recognition, connectedTo, Voice Activity Detection>
+<Embedded Speech Recognition, connectedTo, Voice Assistant Development>
+<Embedded Speech Recognition, yes, Children's Speech Recognition>
+<Feature Extraction, connectedTo, Embedded Speech Recognition>
+<Feature Extraction, partOf, Speaker Identification>
+<Keyword Spotting, connectedTo, Cross_Lingual Speech Recognition>
+<Keyword Spotting, partOf, Speaker Identification>
+<Language Modeling, connectedTo, Speech Data Annotation>
+<Language Modeling, partOf, Voice Biometrics>
+<Meeting Transcription, connectedTo, Acoustic Modeling>
+<Meeting Transcription, partOf, Voice Biometrics>
+<Multimodal Speech Processing, connectedTo, Voice Activity Detection>
+<Natural Language Understanding, connectedTo, Command and Control>
+<Natural Language Understanding, connectedTo, Multimodal Speech Processing>
+<Natural Language Understanding, connectedTo, Prosody Analysis>
+<Natural Language Understanding, connectedTo, Voice Activity Detection>
+<Prosody Analysis, connectedTo, Command and Control>
+<Speech Data Annotation, connectedTo, Embedded Speech Recognition>
+<Speech Data Annotation, connectedTo, Multimodal Speech Processing>
+<Voice Activity Detection, connectedTo, Keyword Spotting>
+<Voice Activity Detection, connectedTo, Meeting Transcription>
+<Voice Activity Detection, connectedTo, Prosody Analysis>
+<Voice Assistant Development, connectedTo, Children's Speech Recognition>
+<Voice Assistant Development, connectedTo, Multimodal Speech Processing>
+<start, connectedTo, Speech Data Annotation>
diff --git a/test/mermaid/scanned_hard/mermaid_35.txt b/test/mermaid/scanned_hard/mermaid_35.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ebcb63545e5f85b92bca947b544c263da62d6eda
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_35.txt
@@ -0,0 +1,8 @@
+<Call Center Management, yes, Up_selling Opportunities>
+<Feedback Collection, no, Technical Support>
+<Sentiment Analysis, connectedTo, end>
+<Technical Support, connectedTo, Call Center Management>
+<Training Customer Service Agents, no, Feedback Collection>
+<Up_selling Opportunities, connectedTo, Sentiment Analysis>
+<Up_selling Opportunities, no, end>
+<start, yes, Training Customer Service Agents>
diff --git a/test/mermaid/scanned_hard/mermaid_350.mmd b/test/mermaid/scanned_hard/mermaid_350.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..890b4feb098dfdab4bf0fcde4b311e283e10d6b5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_350.mmd
@@ -0,0 +1,98 @@
+graph TD
+    N0([start])
+    N1(Text Classification)
+    N2[[Lemmatization or Stemming]]
+    N3[/Corpus Creation/]
+    N4{Deep Learning for NLP}
+    N5[/Text Visualization/]
+    N6[News Article Analysis]
+    N7(Language Translation for Text Mining)
+    N8[/Regular Expressions for Text/]
+    N9([Topic Modeling])
+    N10[/Information Extraction/]
+    N11[Plagiarism Detection]
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Part_of_Speech Tagging
+        nest0_0{Text Clustering}
+        nest0_1([Opinion Mining])
+    end
+    subgraph Resume Parsing
+        nest1_0(Keyword Extraction)
+        nest1_1[[Relationship Extraction]]
+        nest1_2[Text Preprocessing]
+        nest1_3[(Named Entity Recognition)]
+    end
+    N0 --> N1
+    N1 --> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> |no| N9
+    N9 --> N10
+    N10 -.-> |no| N11
+    nest0_0 --> nest0_1
+    N9 -.-> nest0_0
+    nest0_1 --> N2
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    nest1_2 --> nest1_3
+    N5 --> nest1_0
+    nest1_3 -.-> |yes| N11
+    N7 --> S0
+    S0 -.-> N9
+    S0 -.-> |no| N10
+    S0 --> N11
+    N7 -.-> S1
+    S1 --> |yes| N10
+    S1 -.-> N11
+    N1 -.-> M1
+    N0 -.-> M1
+    N2 --> M1
+    M1 --> N4
+    N3 -.-> M2
+    N4 -.-> M2
+    M2 -.-> N10
+    style S0 fill:#FFDAB9,stroke:#FFC085
+    style S1 fill:#FBE9E7,stroke:#FF8A65
+    style M1 fill:#FFF6D9,stroke:#FFCC7A
+    style M2 fill:#FBE9E7,stroke:#FF8A65
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#FFC085,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_350.txt b/test/mermaid/scanned_hard/mermaid_350.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fc1cdcdfd3920cb3140de77571d56ad7ce87d30b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_350.txt
@@ -0,0 +1,34 @@
+<Corpus Creation, connectedTo, Deep Learning for NLP>
+<Corpus Creation, connectedTo, Information Extraction>
+<Deep Learning for NLP, connectedTo, Information Extraction>
+<Deep Learning for NLP, connectedTo, Text Visualization>
+<Information Extraction, no, Plagiarism Detection>
+<Keyword Extraction, connectedTo, Relationship Extraction>
+<Keyword Extraction, partOf, Resume Parsing>
+<Language Translation for Text Mining, connectedTo, Plagiarism Detection>
+<Language Translation for Text Mining, connectedTo, Regular Expressions for Text>
+<Language Translation for Text Mining, connectedTo, Topic Modeling>
+<Language Translation for Text Mining, no, Information Extraction>
+<Language Translation for Text Mining, yes, Information Extraction>
+<Lemmatization or Stemming, connectedTo, Corpus Creation>
+<Lemmatization or Stemming, connectedTo, Deep Learning for NLP>
+<Named Entity Recognition, partOf, Resume Parsing>
+<Named Entity Recognition, yes, Plagiarism Detection>
+<News Article Analysis, connectedTo, Language Translation for Text Mining>
+<Opinion Mining, connectedTo, Lemmatization or Stemming>
+<Opinion Mining, partOf, Part_of_Speech Tagging>
+<Regular Expressions for Text, no, Topic Modeling>
+<Relationship Extraction, connectedTo, Text Preprocessing>
+<Relationship Extraction, partOf, Resume Parsing>
+<Text Classification, connectedTo, Deep Learning for NLP>
+<Text Classification, connectedTo, Lemmatization or Stemming>
+<Text Clustering, connectedTo, Opinion Mining>
+<Text Clustering, partOf, Part_of_Speech Tagging>
+<Text Preprocessing, connectedTo, Named Entity Recognition>
+<Text Preprocessing, partOf, Resume Parsing>
+<Text Visualization, connectedTo, Keyword Extraction>
+<Text Visualization, connectedTo, News Article Analysis>
+<Topic Modeling, connectedTo, Information Extraction>
+<Topic Modeling, connectedTo, Text Clustering>
+<start, connectedTo, Deep Learning for NLP>
+<start, connectedTo, Text Classification>
diff --git a/test/mermaid/scanned_hard/mermaid_351.mmd b/test/mermaid/scanned_hard/mermaid_351.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..bf07a04ece9b99b56ac55c047f2bf603aad32dbb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_351.mmd
@@ -0,0 +1,90 @@
+graph RL
+    N0([start])
+    N1{Digital Twin Lifecycle Management}
+    N2([Healthcare Digital Twins])
+    N3[/Performance Monitoring/]
+    N4[[Model Creation]]
+    N5[/Virtual Reality Interaction/]
+    N6[(Maintenance Scheduling)]
+    N7([Predictive Maintenance])
+    N8[(Simulation and Prediction)]
+    N9(Interoperability Standards)
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Asset Optimization
+        nest0_0[(Simulation Platform Development)]
+        nest0_1[Automotive Digital Twins]
+    end
+    subgraph Augmented Reality Visualization
+        nest1_0(Design Validation)
+        nest1_1{Smart City Planning}
+        nest1_2[(Virtual Prototyping)]
+        nest1_3[AI or ML Model Integration]
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    nest0_0 -.-> nest0_1
+    N3 -.-> nest0_0
+    nest0_1 -.-> N7
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 -.-> nest1_3
+    N8 --> nest1_0
+    nest1_3 --> N5
+    N2 --> S0
+    S0 -.-> N8
+    S0 --> |yes| N9
+    N5 --> S1
+    S1 -.-> N7
+    S1 -.-> N9
+    S1 -.-> N8
+    N1 --> |no| M1
+    N0 --> M1
+    M1 -.-> N3
+    N3 -.-> M2
+    N1 --> M2
+    M2 -.-> N8
+    style S0 fill:#E0E6E9,stroke:#AABEC6
+    style S1 fill:#D0EFEE,stroke:#73C6BC
+    style M1 fill:#D1C4E9,stroke:#673AB7
+    style M2 fill:#D0EFEE,stroke:#73C6BC
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#73C6BC,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#AABEC6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_351.txt b/test/mermaid/scanned_hard/mermaid_351.txt
new file mode 100644
index 0000000000000000000000000000000000000000..58b0bd019b2723bc565a0c23a1e3a6e1569fdc39
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_351.txt
@@ -0,0 +1,32 @@
+<AI or ML Model Integration, connectedTo, Virtual Reality Interaction>
+<AI or ML Model Integration, partOf, Augmented Reality Visualization>
+<Automotive Digital Twins, connectedTo, Predictive Maintenance>
+<Automotive Digital Twins, partOf, Asset Optimization>
+<Design Validation, connectedTo, Smart City Planning>
+<Design Validation, partOf, Augmented Reality Visualization>
+<Digital Twin Lifecycle Management, connectedTo, Healthcare Digital Twins>
+<Digital Twin Lifecycle Management, connectedTo, Simulation and Prediction>
+<Digital Twin Lifecycle Management, no, Performance Monitoring>
+<Healthcare Digital Twins, connectedTo, Performance Monitoring>
+<Healthcare Digital Twins, connectedTo, Simulation and Prediction>
+<Healthcare Digital Twins, yes, Interoperability Standards>
+<Maintenance Scheduling, connectedTo, Predictive Maintenance>
+<Model Creation, connectedTo, Virtual Reality Interaction>
+<Performance Monitoring, connectedTo, Model Creation>
+<Performance Monitoring, connectedTo, Simulation Platform Development>
+<Performance Monitoring, connectedTo, Simulation and Prediction>
+<Predictive Maintenance, connectedTo, Simulation and Prediction>
+<Simulation Platform Development, connectedTo, Automotive Digital Twins>
+<Simulation Platform Development, partOf, Asset Optimization>
+<Simulation and Prediction, connectedTo, Design Validation>
+<Simulation and Prediction, connectedTo, Interoperability Standards>
+<Smart City Planning, connectedTo, Virtual Prototyping>
+<Smart City Planning, partOf, Augmented Reality Visualization>
+<Virtual Prototyping, connectedTo, AI or ML Model Integration>
+<Virtual Prototyping, partOf, Augmented Reality Visualization>
+<Virtual Reality Interaction, connectedTo, Interoperability Standards>
+<Virtual Reality Interaction, connectedTo, Maintenance Scheduling>
+<Virtual Reality Interaction, connectedTo, Predictive Maintenance>
+<Virtual Reality Interaction, connectedTo, Simulation and Prediction>
+<start, connectedTo, Digital Twin Lifecycle Management>
+<start, connectedTo, Performance Monitoring>
diff --git a/test/mermaid/scanned_hard/mermaid_352.mmd b/test/mermaid/scanned_hard/mermaid_352.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..0d92c73088ea0d65f927d3af6dd3edeac906662c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_352.mmd
@@ -0,0 +1,90 @@
+graph BT
+    N0([start])
+    N1[Optical Character Recognition for Automation]
+    N2[Change Management for Automation]
+    N3[(Automated Testing)]
+    N4(Task Automation)
+    N5[/Robotic Process Automation Implementation/]
+    N6[/Return on Investment Calculation/]
+    N7[Orchestration of Processes]
+    N8(IT Operations Automation)
+    S1(( ))
+    M0(( ))
+    subgraph Decision Automation
+        nest0_0([Data Entry Automation])
+        nest0_1[User Training for Automated Systems]
+        nest0_2[Process Mapping]
+        nest0_3{Compliance in Automation}
+    end
+    subgraph Error Handling in Automation
+        nest1_0[[Integration with Existing Systems]]
+        nest1_1{Automation Opportunity Identification}
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 -.-> |errors_detects| N7
+    N7 -.-> N8
+    nest0_0 --> nest0_1
+    nest0_1 -.-> |scales_processes| nest0_2
+    nest0_2 -.-> nest0_3
+    N6 -.-> nest0_0
+    nest0_3 -.-> N4
+    nest1_0 --> nest1_1
+    N2 -.-> nest1_0
+    nest1_1 -.-> N4
+    N0 --> S1
+    S1 -.-> N7
+    S1 --> N2
+    S1 -.-> N3
+    N1 -.-> |notifications_sends| M0
+    N0 -.-> M0
+    M0 -.-> N4
+    N1 -.-> N3
+    nest0_1 --> N3
+    style N0 fill:#FFDCD6,stroke:#FFB2A5
+    style N1 fill:#E1BEE7,stroke:#9C27B0
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#FFDCD6,stroke:#FFB2A5
+    style N4 fill:#FFDCD6,stroke:#FFB2A5
+    style N5 fill:#FFDCD6,stroke:#FFB2A5
+    style N6 fill:#E1BEE7,stroke:#9C27B0
+    style N7 fill:#FFFCE6,stroke:#FFF9AE
+    style N8 fill:#E1BEE7,stroke:#9C27B0
+    style S1 fill:#E1BEE7,stroke:#9C27B0
+    style M0 fill:#FFDCD6,stroke:#FFB2A5
+    style nest0_0 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_1 fill:#E1BEE7,stroke:#9C27B0
+    style nest0_2 fill:#FFFCE6,stroke:#FFF9AE
+    style nest0_3 fill:#E1BEE7,stroke:#9C27B0
+    style nest1_0 fill:#FFFCE6,stroke:#FFF9AE
+    style nest1_1 fill:#FFDCD6,stroke:#FFB2A5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_353.mmd b/test/mermaid/scanned_hard/mermaid_353.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f13672ee5c9b4a689d846fb37cf7997c0bcb840a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_353.mmd
@@ -0,0 +1,102 @@
+graph LR
+    N0([start])
+    N1[(Root Cause Analysis)]
+    N2{Process Monitoring}
+    N3([Measurement System Analysis])
+    N4(Testing Methods)
+    N5[/Quality Assurance/]
+    N6[[Total Quality Management]]
+    N7{Trend Analysis}
+    N8[Sampling Plans]
+    N9[Quality Data Analysis]
+    N10(Quality Planning)
+    N11(Quality Management Systems)
+    N12[Customer Feedback Analysis]
+    N13[/Component Inspection/]
+    N14([Defect Detection])
+    N15([end])
+    S0(( ))
+    S1(( ))
+    M1(( ))
+    subgraph Inspection Procedures
+        nest0_0[[Corrective and Preventive Actions]]
+        nest0_1[Regulatory Compliance for Quality]
+    end
+    subgraph ISO Certification
+        nest1_0([Statistical Process Control])
+        nest1_1(X_ray Inspection)
+        nest1_2(Supplier Audits)
+        nest1_3[(Product Testing)]
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 --> |yes| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> |yes| N10
+    N10 --> N11
+    N11 --> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 -.-> N15
+    nest0_0 -.-> nest0_1
+    N13 -.-> nest0_0
+    nest0_1 -.-> N3
+    nest1_0 -.-> |no| nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N11 -.-> nest1_0
+    nest1_3 --> N14
+    N0 -.-> S0
+    S0 -.-> |no| N4
+    S0 -.-> |no| N8
+    S0 --> N10
+    N0 --> S1
+    S1 -.-> |yes| N6
+    S1 --> N2
+    S1 --> N5
+    N6 -.-> M1
+    N4 --> M1
+    M1 -.-> N10
+    style S0 fill:#FAEBF3,stroke:#F7BEE0
+    style S1 fill:#FAEBF3,stroke:#F7BEE0
+    style M1 fill:#FCFCE7,stroke:#DCE775
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#F7BEE0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_354.mmd b/test/mermaid/scanned_hard/mermaid_354.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..290414f2333c4fd0fb6a1a212a22dbc264072439
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_354.mmd
@@ -0,0 +1,144 @@
+graph LR
+    N0([Implementation Roadmap Development])
+    N1{AI or ML in ERP}
+    N2[[ERP System Selection]]
+    N3(Data Migration)
+    N4{Inventory Management}
+    N5([Post_Go_Live Support])
+    N6{User Access Management}
+    N7(On_Premise ERP Solutions)
+    N8(Business Intelligence Integration)
+    N9(System Upgrade)
+    N10[[System Configuration]]
+    N11[(Mobile ERP Access)]
+    N12[/Integration with Other Systems/]
+    N13(Troubleshooting and Support)
+    N14{Compliance Reporting}
+    N15(Customization)
+    N16([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    M1(( ))
+    M2(( ))
+    subgraph Financial Management
+        nest0_0[/Supply Chain Management/]
+        nest0_1(Testing ERP Modules)
+    end
+    subgraph ERP Consulting
+        nest1_0[(User Acceptance Testing)]
+        nest1_1(Workflow Automation in ERP)
+        nest1_2([Hybrid ERP Models])
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> |protects| N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 -.-> N16
+    nest0_0 -.-> nest0_1
+    N12 --> nest0_0
+    nest0_1 --> N2
+    nest1_0 --> nest1_1
+    nest1_1 --> nest1_2
+    N15 -.-> |optimizes| nest1_0
+    nest1_2 -.-> N8
+    N6 -.-> S0
+    S0 -.-> N13
+    S0 --> N11
+    S0 -.-> N10
+    N7 -.-> S1
+    S1 -.-> N11
+    S1 --> N15
+    S1 --> N10
+    S1 --> N13
+    N0 -.-> M0
+    N6 --> M0
+    N2 -.-> |secures| M0
+    M0 --> N12
+    N0 -.-> M1
+    N1 -.-> M1
+    M1 --> N3
+    N1 -.-> M2
+    N9 --> M2
+    M2 --> N14
+    style N0 fill:#FFFAE0,stroke:#FFE470
+    style N1 fill:#FFFAE0,stroke:#FFE470
+    style N2 fill:#E9F7E8,stroke:#6EB76D
+    style N3 fill:#E8EAF6,stroke:#5C6BC0
+    style N4 fill:#E8EAF6,stroke:#5C6BC0
+    style N5 fill:#FFFAE0,stroke:#FFE470
+    style N6 fill:#FFFAE0,stroke:#FFE470
+    style N7 fill:#FFFAE0,stroke:#FFE470
+    style N8 fill:#FFFAE0,stroke:#FFE470
+    style N9 fill:#E8EAF6,stroke:#5C6BC0
+    style N10 fill:#E8EAF6,stroke:#5C6BC0
+    style N11 fill:#E8EAF6,stroke:#5C6BC0
+    style N12 fill:#E9F7E8,stroke:#6EB76D
+    style N13 fill:#FFFAE0,stroke:#FFE470
+    style N14 fill:#E8EAF6,stroke:#5C6BC0
+    style N15 fill:#E9F7E8,stroke:#6EB76D
+    style N16 fill:#E9F7E8,stroke:#6EB76D
+    style S0 fill:#FFFAE0,stroke:#FFE470
+    style S1 fill:#E8EAF6,stroke:#5C6BC0
+    style M0 fill:#E8EAF6,stroke:#5C6BC0
+    style M1 fill:#E8EAF6,stroke:#5C6BC0
+    style M2 fill:#E8EAF6,stroke:#5C6BC0
+    style nest0_0 fill:#E9F7E8,stroke:#6EB76D
+    style nest0_1 fill:#FFFAE0,stroke:#FFE470
+    style nest1_0 fill:#E9F7E8,stroke:#6EB76D
+    style nest1_1 fill:#E8EAF6,stroke:#5C6BC0
+    style nest1_2 fill:#E9F7E8,stroke:#6EB76D
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#6EB76D,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 39 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 40 stroke:#FFE470,stroke-width:2px,fill:none;
+    linkStyle 41 stroke:#5C6BC0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_354.txt b/test/mermaid/scanned_hard/mermaid_354.txt
new file mode 100644
index 0000000000000000000000000000000000000000..507a8a662f21df297c373f29191a70bfb939551f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_354.txt
@@ -0,0 +1,42 @@
+<AI or ML in ERP, connectedTo, Compliance Reporting>
+<AI or ML in ERP, connectedTo, Data Migration>
+<AI or ML in ERP, connectedTo, ERP System Selection>
+<Business Intelligence Integration, protects, System Upgrade>
+<Compliance Reporting, connectedTo, Customization>
+<Customization, connectedTo, end>
+<Customization, optimizes, User Acceptance Testing>
+<Data Migration, connectedTo, Inventory Management>
+<ERP System Selection, connectedTo, Data Migration>
+<ERP System Selection, secures, Integration with Other Systems>
+<Hybrid ERP Models, connectedTo, Business Intelligence Integration>
+<Hybrid ERP Models, partOf, ERP Consulting>
+<Implementation Roadmap Development, connectedTo, AI or ML in ERP>
+<Implementation Roadmap Development, connectedTo, Data Migration>
+<Implementation Roadmap Development, connectedTo, Integration with Other Systems>
+<Integration with Other Systems, connectedTo, Supply Chain Management>
+<Integration with Other Systems, connectedTo, Troubleshooting and Support>
+<Inventory Management, connectedTo, Post_Go_Live Support>
+<Mobile ERP Access, connectedTo, Integration with Other Systems>
+<On_Premise ERP Solutions, connectedTo, Business Intelligence Integration>
+<On_Premise ERP Solutions, connectedTo, Customization>
+<On_Premise ERP Solutions, connectedTo, Mobile ERP Access>
+<On_Premise ERP Solutions, connectedTo, System Configuration>
+<On_Premise ERP Solutions, connectedTo, Troubleshooting and Support>
+<Post_Go_Live Support, connectedTo, User Access Management>
+<Supply Chain Management, connectedTo, Testing ERP Modules>
+<Supply Chain Management, partOf, Financial Management>
+<System Configuration, connectedTo, Mobile ERP Access>
+<System Upgrade, connectedTo, Compliance Reporting>
+<System Upgrade, connectedTo, System Configuration>
+<Testing ERP Modules, connectedTo, ERP System Selection>
+<Testing ERP Modules, partOf, Financial Management>
+<Troubleshooting and Support, connectedTo, Compliance Reporting>
+<User Acceptance Testing, connectedTo, Workflow Automation in ERP>
+<User Acceptance Testing, partOf, ERP Consulting>
+<User Access Management, connectedTo, Integration with Other Systems>
+<User Access Management, connectedTo, Mobile ERP Access>
+<User Access Management, connectedTo, On_Premise ERP Solutions>
+<User Access Management, connectedTo, System Configuration>
+<User Access Management, connectedTo, Troubleshooting and Support>
+<Workflow Automation in ERP, connectedTo, Hybrid ERP Models>
+<Workflow Automation in ERP, partOf, ERP Consulting>
diff --git a/test/mermaid/scanned_hard/mermaid_355.txt b/test/mermaid/scanned_hard/mermaid_355.txt
new file mode 100644
index 0000000000000000000000000000000000000000..16308f88572c186e3ed735d2c5cbd4b61709e179
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_355.txt
@@ -0,0 +1,39 @@
+<AI for Crop Disease Detection, connectedTo, Smart Greenhouses>
+<Aquaculture Monitoring, connectedTo, Weather Station Data Integration>
+<Automated Irrigation, connectedTo, Blockchain for Agri_Supply Chain>
+<Automated Irrigation, partOf, Market Price Forecasting>
+<Blockchain for Agri_Supply Chain, connectedTo, Crop Health Monitoring>
+<Blockchain for Agri_Supply Chain, partOf, Market Price Forecasting>
+<Carbon Farming Initiatives, connectedTo, Connectivity Solutions>
+<Carbon Farming Initiatives, partOf, Precision Farming>
+<Connectivity Solutions, connectedTo, Smart Greenhouses>
+<Connectivity Solutions, partOf, Precision Farming>
+<Crop Health Monitoring, connectedTo, Vertical Farming Technology>
+<Crop Health Monitoring, partOf, Market Price Forecasting>
+<Crop Insurance Assessment, connectedTo, Farm Labor Management Software>
+<Crop Insurance Assessment, controls, Forestry Management with Digital Tools>
+<Digital Soil Mapping, connectedTo, Aquaculture Monitoring>
+<Farm Labor Management Software, connectedTo, Pest and Disease Management Systems>
+<Farm Management Dashboards, connectedTo, Resource Optimization>
+<Forestry Management with Digital Tools, connectedTo, Farm Labor Management Software>
+<Geographic Information Systems for Farms, blockchain_traces, IoT in Agriculture>
+<Geographic Information Systems for Farms, connectedTo, Farm Labor Management Software>
+<Herd Health Monitoring, connectedTo, end>
+<IoT in Agriculture, IoT_integrates, Satellite Imaging>
+<IoT in Agriculture, connectedTo, Aquaculture Monitoring>
+<IoT in Agriculture, visualizes, Farm Labor Management Software>
+<Pest and Disease Management Systems, connectedTo, AI for Crop Disease Detection>
+<Predictive Analytics for Harvest, automates, Aquaculture Monitoring>
+<Predictive Analytics for Harvest, connectedTo, Geographic Information Systems for Farms>
+<Resource Optimization, connectedTo, Carbon Farming Initiatives>
+<Resource Optimization, connectedTo, Digital Soil Mapping>
+<Satellite Imaging, connectedTo, Crop Insurance Assessment>
+<Smart Greenhouses, connectedTo, Automated Irrigation>
+<Smart Greenhouses, connectedTo, Farm Management Dashboards>
+<Supply Chain Traceability, satellites_leverages, Herd Health Monitoring>
+<Vertical Farming Technology, connectedTo, Weather Station Data Integration>
+<Vertical Farming Technology, partOf, Market Price Forecasting>
+<Weather Station Data Integration, connectedTo, Herd Health Monitoring>
+<Weather Station Data Integration, connectedTo, Supply Chain Traceability>
+<Weather Station Data Integration, connectedTo, end>
+<Weather Station Data Integration, precision_farming_enables, Herd Health Monitoring>
diff --git a/test/mermaid/scanned_hard/mermaid_356.mmd b/test/mermaid/scanned_hard/mermaid_356.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..ab77446be33698bac2ad138b252cb25db72a87e9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_356.mmd
@@ -0,0 +1,124 @@
+graph LR
+    N0([start])
+    N1(Player Contracts)
+    N2[Content Creation]
+    N3[[Performance Analysis]]
+    N4([Ticketing Sales])
+    N5[/Game Server Management/]
+    N6[/Prize Pool Management/]
+    N7[/Team Management/]
+    N8[(Gaming Hardware Optimization)]
+    N9([Esports Analytics])
+    N10{Media Rights Negotiation}
+    N11[(Fan Community Building)]
+    N12[/Broadcast Technology for Esports/]
+    N13{Talent Representation}
+    N14[/Player Wellness Programs/]
+    N15{Legal Advisory for Esports}
+    N16[(Esports Team Ownership)]
+    N17([end])
+    S0(( ))
+    S1(( ))
+    M0(( ))
+    subgraph Anti_Cheat Measures
+        nest0_0[[Venue Setup]]
+        nest0_1[(Event Broadcasting)]
+    end
+    subgraph Network Infrastructure for Tournaments
+        nest1_0([Game Strategy Development])
+        nest1_1(Coaching Staff Management)
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> |advertises| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 --> N12
+    N12 -.-> N13
+    N13 -.-> N14
+    N14 -.-> N15
+    N15 --> N16
+    N16 -.-> N17
+    nest0_0 -.-> nest0_1
+    N9 -.-> nest0_0
+    nest0_1 -.-> N3
+    nest1_0 --> nest1_1
+    N9 -.-> nest1_0
+    nest1_1 --> N9
+    N13 -.-> S0
+    S0 --> N15
+    S0 -.-> N17
+    N13 --> S1
+    S1 --> N15
+    S1 -.-> N16
+    N3 -.-> M0
+    N4 -.-> M0
+    N1 --> M0
+    N7 --> M0
+    M0 -.-> N11
+    style N0 fill:#EFE6FF,stroke:#C2B2F0
+    style N1 fill:#E8EAF6,stroke:#7986CB
+    style N2 fill:#EFE6FF,stroke:#C2B2F0
+    style N3 fill:#EFE6FF,stroke:#C2B2F0
+    style N4 fill:#EFE6FF,stroke:#C2B2F0
+    style N5 fill:#E8EAF6,stroke:#7986CB
+    style N6 fill:#E8EAF6,stroke:#7986CB
+    style N7 fill:#EFE6FF,stroke:#C2B2F0
+    style N8 fill:#F2E6F5,stroke:#CB9BE1
+    style N9 fill:#F2E6F5,stroke:#CB9BE1
+    style N10 fill:#EFE6FF,stroke:#C2B2F0
+    style N11 fill:#EFE6FF,stroke:#C2B2F0
+    style N12 fill:#E8EAF6,stroke:#7986CB
+    style N13 fill:#F2E6F5,stroke:#CB9BE1
+    style N14 fill:#F2E6F5,stroke:#CB9BE1
+    style N15 fill:#F2E6F5,stroke:#CB9BE1
+    style N16 fill:#E8EAF6,stroke:#7986CB
+    style N17 fill:#EFE6FF,stroke:#C2B2F0
+    style S0 fill:#F2E6F5,stroke:#CB9BE1
+    style S1 fill:#EFE6FF,stroke:#C2B2F0
+    style M0 fill:#EFE6FF,stroke:#C2B2F0
+    style nest0_0 fill:#EFE6FF,stroke:#C2B2F0
+    style nest0_1 fill:#EFE6FF,stroke:#C2B2F0
+    style nest1_0 fill:#EFE6FF,stroke:#C2B2F0
+    style nest1_1 fill:#E8EAF6,stroke:#7986CB
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#7986CB,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#C2B2F0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_356.txt b/test/mermaid/scanned_hard/mermaid_356.txt
new file mode 100644
index 0000000000000000000000000000000000000000..79e159070955539f217506c7c9ac6f3c4d6711e9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_356.txt
@@ -0,0 +1,34 @@
+<Broadcast Technology for Esports, connectedTo, Talent Representation>
+<Coaching Staff Management, connectedTo, Esports Analytics>
+<Coaching Staff Management, partOf, Network Infrastructure for Tournaments>
+<Content Creation, connectedTo, Performance Analysis>
+<Esports Analytics, connectedTo, Game Strategy Development>
+<Esports Analytics, connectedTo, Media Rights Negotiation>
+<Esports Analytics, connectedTo, Venue Setup>
+<Esports Team Ownership, connectedTo, end>
+<Event Broadcasting, connectedTo, Performance Analysis>
+<Event Broadcasting, partOf, Anti_Cheat Measures>
+<Fan Community Building, connectedTo, Broadcast Technology for Esports>
+<Game Server Management, advertises, Prize Pool Management>
+<Game Strategy Development, connectedTo, Coaching Staff Management>
+<Game Strategy Development, partOf, Network Infrastructure for Tournaments>
+<Gaming Hardware Optimization, connectedTo, Esports Analytics>
+<Legal Advisory for Esports, connectedTo, Esports Team Ownership>
+<Media Rights Negotiation, connectedTo, Fan Community Building>
+<Performance Analysis, connectedTo, Fan Community Building>
+<Performance Analysis, connectedTo, Ticketing Sales>
+<Player Contracts, connectedTo, Content Creation>
+<Player Contracts, connectedTo, Fan Community Building>
+<Player Wellness Programs, connectedTo, Legal Advisory for Esports>
+<Prize Pool Management, connectedTo, Team Management>
+<Talent Representation, connectedTo, Esports Team Ownership>
+<Talent Representation, connectedTo, Legal Advisory for Esports>
+<Talent Representation, connectedTo, Player Wellness Programs>
+<Talent Representation, connectedTo, end>
+<Team Management, connectedTo, Fan Community Building>
+<Team Management, connectedTo, Gaming Hardware Optimization>
+<Ticketing Sales, connectedTo, Fan Community Building>
+<Ticketing Sales, connectedTo, Game Server Management>
+<Venue Setup, connectedTo, Event Broadcasting>
+<Venue Setup, partOf, Anti_Cheat Measures>
+<start, connectedTo, Player Contracts>
diff --git a/test/mermaid/scanned_hard/mermaid_358.mmd b/test/mermaid/scanned_hard/mermaid_358.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..2ed3a66fbafd2456f5dfb336d0f6b52384723a41
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_358.mmd
@@ -0,0 +1,128 @@
+graph RL
+    N0([Site Preservation])
+    N1{Augmented Reality Tours}
+    N2[3D Scanning of Artifacts]
+    N3([Intangible Cultural Heritage Preservation])
+    N4(Heritage Site Management)
+    N5(Illicit Trafficking Control)
+    N6{Museum Collection Management}
+    N7[/Restoration Techniques/]
+    N8(Historical Research)
+    N9[World Heritage Site Management]
+    N10[Exhibition Curation]
+    N11(Repatriation of Artifacts)
+    N12(Community Engagement)
+    N13(Climate Change Impact on Heritage)
+    N14(Material Analysis)
+    N15{Conservation Science}
+    N16([Dating Techniques])
+    N17[/Public Education Programs/]
+    N18([end])
+    S0(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Sustainable Heritage Management
+        nest0_0{Archival Management}
+        nest0_1[Remote Sensing for Heritage]
+    end
+    subgraph Disaster Preparedness for Heritage
+        nest1_0([Risk Assessment for Heritage])
+        nest1_1[Indigenous Cultural Heritage Rights]
+    end
+    N0 -.-> |educates| N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> |funds_raises| N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 -.-> N13
+    N13 -.-> N14
+    N14 -.-> N15
+    N15 --> N16
+    N16 -.-> N17
+    N17 --> N18
+    nest0_0 --> nest0_1
+    N10 -.-> nest0_0
+    nest0_1 --> N9
+    nest1_0 -.-> nest1_1
+    N5 --> nest1_0
+    nest1_1 -.-> N1
+    N1 -.-> S0
+    S0 -.-> N9
+    S0 -.-> N11
+    N3 -.-> M0
+    N2 --> M0
+    N4 --> M0
+    N0 -.-> M0
+    M0 -.-> N6
+    N5 --> M1
+    N1 --> M1
+    M1 -.-> N13
+    style N0 fill:#E8EAF6,stroke:#5C6BC0
+    style N1 fill:#FFF3E0,stroke:#FFA726
+    style N2 fill:#E8EAF6,stroke:#5C6BC0
+    style N3 fill:#E8EAF6,stroke:#5C6BC0
+    style N4 fill:#F2E6F5,stroke:#CB9BE1
+    style N5 fill:#FFF3E0,stroke:#FFA726
+    style N6 fill:#F2E6F5,stroke:#CB9BE1
+    style N7 fill:#FFF3E0,stroke:#FFA726
+    style N8 fill:#F2E6F5,stroke:#CB9BE1
+    style N9 fill:#E8EAF6,stroke:#5C6BC0
+    style N10 fill:#FFF3E0,stroke:#FFA726
+    style N11 fill:#F2E6F5,stroke:#CB9BE1
+    style N12 fill:#FFF3E0,stroke:#FFA726
+    style N13 fill:#FFF3E0,stroke:#FFA726
+    style N14 fill:#FFF3E0,stroke:#FFA726
+    style N15 fill:#E8EAF6,stroke:#5C6BC0
+    style N16 fill:#F2E6F5,stroke:#CB9BE1
+    style N17 fill:#E8EAF6,stroke:#5C6BC0
+    style N18 fill:#FFF3E0,stroke:#FFA726
+    style S0 fill:#F2E6F5,stroke:#CB9BE1
+    style M0 fill:#F2E6F5,stroke:#CB9BE1
+    style M1 fill:#FFF3E0,stroke:#FFA726
+    style nest0_0 fill:#E8EAF6,stroke:#5C6BC0
+    style nest0_1 fill:#E8EAF6,stroke:#5C6BC0
+    style nest1_0 fill:#F2E6F5,stroke:#CB9BE1
+    style nest1_1 fill:#F2E6F5,stroke:#CB9BE1
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#CB9BE1,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_358.txt b/test/mermaid/scanned_hard/mermaid_358.txt
new file mode 100644
index 0000000000000000000000000000000000000000..438621b1c123a0c117bc24209b779b9b6fd0d501
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_358.txt
@@ -0,0 +1,36 @@
+<3D Scanning of Artifacts, connectedTo, Intangible Cultural Heritage Preservation>
+<3D Scanning of Artifacts, connectedTo, Museum Collection Management>
+<Archival Management, connectedTo, Remote Sensing for Heritage>
+<Archival Management, partOf, Sustainable Heritage Management>
+<Augmented Reality Tours, connectedTo, 3D Scanning of Artifacts>
+<Augmented Reality Tours, connectedTo, Climate Change Impact on Heritage>
+<Augmented Reality Tours, connectedTo, Repatriation of Artifacts>
+<Augmented Reality Tours, connectedTo, World Heritage Site Management>
+<Climate Change Impact on Heritage, connectedTo, Material Analysis>
+<Community Engagement, connectedTo, Climate Change Impact on Heritage>
+<Conservation Science, connectedTo, Dating Techniques>
+<Dating Techniques, connectedTo, Public Education Programs>
+<Exhibition Curation, connectedTo, Archival Management>
+<Exhibition Curation, connectedTo, Repatriation of Artifacts>
+<Heritage Site Management, connectedTo, Illicit Trafficking Control>
+<Heritage Site Management, connectedTo, Museum Collection Management>
+<Historical Research, connectedTo, World Heritage Site Management>
+<Illicit Trafficking Control, connectedTo, Climate Change Impact on Heritage>
+<Illicit Trafficking Control, connectedTo, Risk Assessment for Heritage>
+<Illicit Trafficking Control, funds_raises, Museum Collection Management>
+<Indigenous Cultural Heritage Rights, connectedTo, Augmented Reality Tours>
+<Indigenous Cultural Heritage Rights, partOf, Disaster Preparedness for Heritage>
+<Intangible Cultural Heritage Preservation, connectedTo, Heritage Site Management>
+<Intangible Cultural Heritage Preservation, connectedTo, Museum Collection Management>
+<Material Analysis, connectedTo, Conservation Science>
+<Museum Collection Management, connectedTo, Restoration Techniques>
+<Public Education Programs, connectedTo, end>
+<Remote Sensing for Heritage, connectedTo, World Heritage Site Management>
+<Remote Sensing for Heritage, partOf, Sustainable Heritage Management>
+<Repatriation of Artifacts, connectedTo, Community Engagement>
+<Restoration Techniques, connectedTo, Historical Research>
+<Risk Assessment for Heritage, connectedTo, Indigenous Cultural Heritage Rights>
+<Risk Assessment for Heritage, partOf, Disaster Preparedness for Heritage>
+<Site Preservation, connectedTo, Museum Collection Management>
+<Site Preservation, educates, Augmented Reality Tours>
+<World Heritage Site Management, connectedTo, Exhibition Curation>
diff --git a/test/mermaid/scanned_hard/mermaid_359.mmd b/test/mermaid/scanned_hard/mermaid_359.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..bd69abd0a796031d8183d855936ae5552cdc86e5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_359.mmd
@@ -0,0 +1,136 @@
+graph LR
+    N0([start])
+    N1[/Gene Therapy Delivery Systems/]
+    N2(Artificial Cells)
+    N3[(Biocontainment Strategies)]
+    N4{DNA Storage Technologies}
+    N5(Bio_manufacturing)
+    N6{Sustainable Chemical Production}
+    N7{Cellular Reprogramming}
+    N8[[Modular Biology Design]]
+    N9[Gene Synthesis Platforms]
+    N10[(Microbial Factories)]
+    N11{Biofoundry Operations}
+    N12([Bio_computation])
+    N13([DNA Synthesis])
+    N14[(Genetic Circuit Design)]
+    N15[/Synthetic Organism Design/]
+    N16([end])
+    S0(( ))
+    S1(( ))
+    S2(( ))
+    M0(( ))
+    M1(( ))
+    subgraph Directed Evolution Automation
+        nest0_0(Synthetic Gene Networks)
+        nest0_1(Novel Enzyme Creation)
+    end
+    subgraph Automated Biology Workflows
+        nest1_0(Genome Engineering)
+        nest1_1(Bio_logic Gates)
+    end
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> N7
+    N7 --> N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N10 -.-> N11
+    N11 -.-> N12
+    N12 --> N13
+    N13 -.-> N14
+    N14 --> N15
+    N15 -.-> N16
+    nest0_0 -.-> nest0_1
+    N2 --> |molecules_produces| nest0_0
+    nest0_1 --> N6
+    nest1_0 -.-> nest1_1
+    N1 --> |systems_develops| nest1_0
+    nest1_1 --> N15
+    N5 -.-> S0
+    S0 -.-> N8
+    S0 --> N10
+    N4 --> S1
+    S1 -.-> N15
+    S1 --> N16
+    S1 -.-> N13
+    N6 -.-> S2
+    S2 --> N11
+    S2 --> N14
+    N3 --> M0
+    N1 -.-> M0
+    M0 --> N10
+    N2 -.-> M1
+    N1 -.-> M1
+    N0 -.-> M1
+    M1 --> N4
+    style N0 fill:#F6F6F6,stroke:#CFCFCF
+    style N1 fill:#FFCCBC,stroke:#FF5722
+    style N2 fill:#E1BEE7,stroke:#9C27B0
+    style N3 fill:#FFCCBC,stroke:#FF5722
+    style N4 fill:#E1BEE7,stroke:#9C27B0
+    style N5 fill:#F6F6F6,stroke:#CFCFCF
+    style N6 fill:#E1BEE7,stroke:#9C27B0
+    style N7 fill:#E1BEE7,stroke:#9C27B0
+    style N8 fill:#F6F6F6,stroke:#CFCFCF
+    style N9 fill:#FFCCBC,stroke:#FF5722
+    style N10 fill:#FFCCBC,stroke:#FF5722
+    style N11 fill:#E1BEE7,stroke:#9C27B0
+    style N12 fill:#F6F6F6,stroke:#CFCFCF
+    style N13 fill:#FFCCBC,stroke:#FF5722
+    style N14 fill:#F6F6F6,stroke:#CFCFCF
+    style N15 fill:#E1BEE7,stroke:#9C27B0
+    style N16 fill:#E1BEE7,stroke:#9C27B0
+    style S0 fill:#E1BEE7,stroke:#9C27B0
+    style S1 fill:#F6F6F6,stroke:#CFCFCF
+    style S2 fill:#E1BEE7,stroke:#9C27B0
+    style M0 fill:#E1BEE7,stroke:#9C27B0
+    style M1 fill:#F6F6F6,stroke:#CFCFCF
+    style nest0_0 fill:#E1BEE7,stroke:#9C27B0
+    style nest0_1 fill:#E1BEE7,stroke:#9C27B0
+    style nest1_0 fill:#E1BEE7,stroke:#9C27B0
+    style nest1_1 fill:#FFCCBC,stroke:#FF5722
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 25 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 26 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 27 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 28 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 29 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 30 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 31 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 32 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 33 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 34 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 35 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 36 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 37 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 38 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_360.mmd b/test/mermaid/scanned_hard/mermaid_360.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..445e89b2ed31d92a59b8fb6a133bbc41f9f8debf
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_360.mmd
@@ -0,0 +1,90 @@
+graph BT
+    N0([Student Performance Tracking])
+    N1[[Open Educational Resources]]
+    N2[[Teacher Training Platforms]]
+    N3[Simulations for Learning]
+    N4{EdTech Hardware Solutions}
+    N5[[Formative Assessment Tools]]
+    N6[Personalized Learning Paths]
+    S0(( ))
+    S2(( ))
+    M2(( ))
+    subgraph Virtual Labs
+        nest0_0[[Online Tutoring Platforms]]
+        nest0_1[Educational Data Mining]
+        nest0_2[[Digital Textbooks]]
+    end
+    subgraph Augmented Reality in Education
+        nest1_0[Virtual Classrooms]
+        nest1_1[Social_Emotional Learning Tools]
+        nest1_2[[Data Privacy in Education]]
+        nest1_3([Educational Robotics])
+    end
+    N0 --> N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    nest0_0 --> nest0_1
+    nest0_1 --> nest0_2
+    N5 -.-> nest0_0
+    nest0_2 --> N6
+    nest1_0 --> nest1_1
+    nest1_1 -.-> nest1_2
+    nest1_2 --> nest1_3
+    N1 -.-> nest1_0
+    nest1_3 -.-> N1
+    N1 -.-> S0
+    S0 -.-> N4
+    S0 -.-> N6
+    N0 -.-> S2
+    S2 --> N4
+    S2 -.-> N5
+    N2 --> M2
+    N0 --> M2
+    N1 -.-> M2
+    M2 --> N5
+    style N0 fill:#FFFDE7,stroke:#FBC02D
+    style N1 fill:#FFF9C4,stroke:#FFEB3B
+    style N2 fill:#FFF9C4,stroke:#FFEB3B
+    style N3 fill:#FFF9C4,stroke:#FFEB3B
+    style N4 fill:#FFF9C4,stroke:#FFEB3B
+    style N5 fill:#FFFDE7,stroke:#FBC02D
+    style N6 fill:#E1F5FE,stroke:#4FC3F7
+    style S0 fill:#FFFDE7,stroke:#FBC02D
+    style S2 fill:#FFF9C4,stroke:#FFEB3B
+    style M2 fill:#FFFDE7,stroke:#FBC02D
+    style nest0_0 fill:#FFFDE7,stroke:#FBC02D
+    style nest0_1 fill:#FFFDE7,stroke:#FBC02D
+    style nest0_2 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_0 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_1 fill:#FFFDE7,stroke:#FBC02D
+    style nest1_2 fill:#FFF9C4,stroke:#FFEB3B
+    style nest1_3 fill:#E1F5FE,stroke:#4FC3F7
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 13 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 14 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 15 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 16 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 17 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 18 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 19 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 20 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 21 stroke:#4FC3F7,stroke-width:2px,fill:none;
+    linkStyle 22 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 23 stroke:#FBC02D,stroke-width:2px,fill:none;
+    linkStyle 24 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_37.mmd b/test/mermaid/scanned_hard/mermaid_37.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..c2d7740e2377d0bf88648250f4dadf0f21170885
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_37.mmd
@@ -0,0 +1,29 @@
+graph BT
+    N0([start])
+    N1[/Refining/]
+    N2[Safety Management]
+    N3[Remote Operations Center]
+    N4(Waste Rock Management)
+    N5[(Regulatory Compliance Reporting)]
+    N6[(Mineral Processing)]
+    N7([Ventilation System])
+    N8([end])
+    N0 --> |no| N1
+    N1 -.-> N2
+    N2 --> |yes| N3
+    N3 --> |yes| N4
+    N4 --> N5
+    N5 --> |no| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 --> |no| N0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#81C784,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFCC7A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_37.txt b/test/mermaid/scanned_hard/mermaid_37.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6dff1229c39d2b4c3141e6c5434cadd4cc0822c1
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_37.txt
@@ -0,0 +1,9 @@
+<Mineral Processing, connectedTo, Ventilation System>
+<Refining, connectedTo, Safety Management>
+<Regulatory Compliance Reporting, no, Mineral Processing>
+<Remote Operations Center, yes, Waste Rock Management>
+<Safety Management, yes, Remote Operations Center>
+<Ventilation System, connectedTo, end>
+<Waste Rock Management, connectedTo, Regulatory Compliance Reporting>
+<end, no, start>
+<start, no, Refining>
diff --git a/test/mermaid/scanned_hard/mermaid_39.mmd b/test/mermaid/scanned_hard/mermaid_39.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..dd99c27e19f50c65f74a7a468348c5fb71b8d0c3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_39.mmd
@@ -0,0 +1,52 @@
+graph LR
+    N0([start])
+    N1([Extravehicular Activity Planning])
+    N2[(Astronaut Training)]
+    N3(Life Support Systems)
+    N4[Ground Station Operations]
+    N5{Lunar Exploration}
+    N6(Planetary Science Research)
+    N7{Commercial Space Flight Regulation}
+    N8[/Asteroid Mining Feasibility/]
+    N9([Interplanetary Trajectory Calculation])
+    N10[(Microgravity Experiments)]
+    N11([Telemetry Monitoring])
+    N0 -.-> N1
+    N1 -.-> |calibrates| N2
+    N2 -.-> |processes| N3
+    N3 --> |coordinates| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> |manages| N8
+    N8 -.-> |collaborates| N9
+    N9 --> |explores| N10
+    N10 --> |collects| N11
+    N1 -.-> N10
+    N0 --> |budgets| N11
+    style N0 fill:#F9FBE7,stroke:#C0CA33
+    style N1 fill:#E1BEE7,stroke:#9C27B0
+    style N2 fill:#F9FBE7,stroke:#C0CA33
+    style N3 fill:#F9FBE7,stroke:#C0CA33
+    style N4 fill:#F8BBD0,stroke:#E91E63
+    style N5 fill:#F9FBE7,stroke:#C0CA33
+    style N6 fill:#E1BEE7,stroke:#9C27B0
+    style N7 fill:#E1BEE7,stroke:#9C27B0
+    style N8 fill:#F8BBD0,stroke:#E91E63
+    style N9 fill:#F8BBD0,stroke:#E91E63
+    style N10 fill:#E1BEE7,stroke:#9C27B0
+    style N11 fill:#F8BBD0,stroke:#E91E63
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#9C27B0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_39.txt b/test/mermaid/scanned_hard/mermaid_39.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a4f98b002772378c614f77fa493e2284fd485666
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_39.txt
@@ -0,0 +1,13 @@
+<Asteroid Mining Feasibility, collaborates, Interplanetary Trajectory Calculation>
+<Astronaut Training, processes, Life Support Systems>
+<Commercial Space Flight Regulation, manages, Asteroid Mining Feasibility>
+<Extravehicular Activity Planning, calibrates, Astronaut Training>
+<Extravehicular Activity Planning, connectedTo, Microgravity Experiments>
+<Ground Station Operations, connectedTo, Lunar Exploration>
+<Interplanetary Trajectory Calculation, explores, Microgravity Experiments>
+<Life Support Systems, coordinates, Ground Station Operations>
+<Lunar Exploration, connectedTo, Planetary Science Research>
+<Microgravity Experiments, collects, Telemetry Monitoring>
+<Planetary Science Research, connectedTo, Commercial Space Flight Regulation>
+<start, budgets, Telemetry Monitoring>
+<start, connectedTo, Extravehicular Activity Planning>
diff --git a/test/mermaid/scanned_hard/mermaid_41.mmd b/test/mermaid/scanned_hard/mermaid_41.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..c5239f3a3b95577f75b62527fd56949c586b65bb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_41.mmd
@@ -0,0 +1,36 @@
+graph LR
+    N0([Public Weather Briefing])
+    N1[/Weather Forecasting/]
+    N2[/Climate Change Impact Study/]
+    N3{Agricultural Weather Advisory}
+    N4[/Arctic Weather Research/]
+    N5[Cloud Observation]
+    N6(Snowfall Measurement)
+    N7([end])
+    N0 --> N1
+    N1 -.-> |transmits| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> |receives| N5
+    N5 -.-> |supports| N6
+    N6 -.-> |monitors| N7
+    N5 -.-> |generates| N1
+    N3 -.-> N6
+    style N0 fill:#F0F4C3,stroke:#AED581
+    style N1 fill:#B3E5FC,stroke:#03A9F4
+    style N2 fill:#F0F4C3,stroke:#AED581
+    style N3 fill:#FFEBEB,stroke:#FFC2C2
+    style N4 fill:#B3E5FC,stroke:#03A9F4
+    style N5 fill:#F0F4C3,stroke:#AED581
+    style N6 fill:#B3E5FC,stroke:#03A9F4
+    style N7 fill:#F0F4C3,stroke:#AED581
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC2C2,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#03A9F4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_42.mmd b/test/mermaid/scanned_hard/mermaid_42.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..dd60b3823004951ae845eae2e2dd8252ccb86f94
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_42.mmd
@@ -0,0 +1,34 @@
+graph BT
+    N0([Landfill Gas Collection])
+    N1[Biomedical Waste Handling]
+    N2[Textile Recycling]
+    N3[(Waste Compaction)]
+    N4([Industrial Waste Management])
+    N5{Waste Audit}
+    N6[Construction and Demolition Waste Management]
+    N7([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> |educates| N4
+    N4 --> N5
+    N5 --> |collects| N6
+    N6 -.-> |transports| N7
+    N3 --> N0
+    style N0 fill:#F9FBE7,stroke:#C0CA33
+    style N1 fill:#C9F0F0,stroke:#4DD0E1
+    style N2 fill:#F9FBE7,stroke:#C0CA33
+    style N3 fill:#F9FBE7,stroke:#C0CA33
+    style N4 fill:#C9F0F0,stroke:#4DD0E1
+    style N5 fill:#F9FBE7,stroke:#C0CA33
+    style N6 fill:#F9FBE7,stroke:#C0CA33
+    style N7 fill:#F9FBE7,stroke:#C0CA33
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#C0CA33,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AB47BC,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#C0CA33,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_43.mmd b/test/mermaid/scanned_hard/mermaid_43.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6e6cec48477e1faaf62b625b4e01d31f6f74d5ab
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_43.mmd
@@ -0,0 +1,48 @@
+graph TD
+    N0([Hydrological Modeling])
+    N1{Water Rights Management}
+    N2(Piping Network Repair)
+    N3([Water Scarcity Mitigation])
+    N4[/Dam Management/]
+    N5[Water Meter Reading]
+    N6[(Climate Change Adaptation for Water)]
+    N7([Water Distribution])
+    N8([Wastewater Collection])
+    N9([Flood Control])
+    N10([Water Conservation Planning])
+    N0 -.-> |irrigates| N1
+    N1 -.-> |predicts| N2
+    N2 -.-> N3
+    N3 -.-> |warns| N4
+    N4 -.-> N5
+    N5 -.-> |constructs| N6
+    N6 -.-> |recycles| N7
+    N7 --> N8
+    N8 --> N9
+    N9 --> N10
+    N7 --> N2
+    N10 --> |reports| N9
+    style N0 fill:#CADEDE,stroke:#94C0C0
+    style N1 fill:#F3E5F5,stroke:#BA68C8
+    style N2 fill:#FFCCBC,stroke:#FF5722
+    style N3 fill:#FFCCBC,stroke:#FF5722
+    style N4 fill:#FFCCBC,stroke:#FF5722
+    style N5 fill:#CADEDE,stroke:#94C0C0
+    style N6 fill:#CADEDE,stroke:#94C0C0
+    style N7 fill:#FFCCBC,stroke:#FF5722
+    style N8 fill:#CADEDE,stroke:#94C0C0
+    style N9 fill:#F3E5F5,stroke:#BA68C8
+    style N10 fill:#F3E5F5,stroke:#BA68C8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#94C0C0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#BA68C8,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_44.txt b/test/mermaid/scanned_hard/mermaid_44.txt
new file mode 100644
index 0000000000000000000000000000000000000000..56a34c44dea40adbbde1260a76d01ea19a1487c4
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_44.txt
@@ -0,0 +1,12 @@
+<Composting Organic Waste, educates, Electronic Waste Recycling>
+<Construction Waste Recycling, complies, Composting Organic Waste>
+<Construction Waste Recycling, connectedTo, Waste Audit for Recycling>
+<Electronic Waste Recycling, tests, Reprocessing into Raw Material>
+<New Product Manufacturing, connectedTo, end>
+<Plastic Recycling, connectedTo, Tyre Recycling>
+<Recycling Facility Optimization, connectedTo, Waste Audit for Recycling>
+<Recycling Market Development, reports, Plastic Recycling>
+<Reprocessing into Raw Material, enforces, New Product Manufacturing>
+<Tyre Recycling, connectedTo, Recycling Facility Optimization>
+<Waste Audit for Recycling, tracks, Construction Waste Recycling>
+<start, connectedTo, Recycling Market Development>
diff --git a/test/mermaid/scanned_hard/mermaid_45.mmd b/test/mermaid/scanned_hard/mermaid_45.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..9beae1a6a9271cb37dc75d75e7c2e8d4daa205da
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_45.mmd
@@ -0,0 +1,26 @@
+graph TD
+    N0([start])
+    N1[(Forestry Policy Development)]
+    N2[Forestry Education]
+    N3[Timber Harvesting]
+    N4[[Urban Forestry Management]]
+    N5[Tree Planting]
+    N6[Forest Health Monitoring]
+    N7([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |no| N3
+    N3 -.-> |yes| N4
+    N4 -.-> |yes| N5
+    N5 -.-> |no| N6
+    N6 -.-> N7
+    N5 --> |no| N3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FF9800,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#CDDC39,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_45.txt b/test/mermaid/scanned_hard/mermaid_45.txt
new file mode 100644
index 0000000000000000000000000000000000000000..17b3cd4db6be97396d53b76730e04f10df8825ad
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_45.txt
@@ -0,0 +1,8 @@
+<Forest Health Monitoring, connectedTo, end>
+<Forestry Education, no, Timber Harvesting>
+<Forestry Policy Development, connectedTo, Forestry Education>
+<Timber Harvesting, yes, Urban Forestry Management>
+<Tree Planting, no, Forest Health Monitoring>
+<Tree Planting, no, Timber Harvesting>
+<Urban Forestry Management, yes, Tree Planting>
+<start, connectedTo, Forestry Policy Development>
diff --git a/test/mermaid/scanned_hard/mermaid_46.mmd b/test/mermaid/scanned_hard/mermaid_46.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..9070c8c0c19578fb95111c6dae4ce67071f1af2b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_46.mmd
@@ -0,0 +1,38 @@
+graph TD
+    N0([Behavioral Counseling])
+    N1[/Medical Record Keeping/]
+    N2(Reproductive Services)
+    N3[[Wildlife Rehabilitation]]
+    N4[[Toxicology Testing]]
+    N5[/Hospice Care for Animals/]
+    N6[Allergy Testing]
+    N7{Public Health Vet Services}
+    N8([Diagnosis])
+    N0 --> |anesthetizes| N1
+    N1 --> |rescues| N2
+    N2 --> |medicates| N3
+    N3 -.-> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 --> |educates| N8
+    N6 --> N0
+    style N0 fill:#F0F4C3,stroke:#AED581
+    style N1 fill:#FCE4EC,stroke:#F06292
+    style N2 fill:#FCE4EC,stroke:#F06292
+    style N3 fill:#DACBE3,stroke:#A188D0
+    style N4 fill:#FCE4EC,stroke:#F06292
+    style N5 fill:#F0F4C3,stroke:#AED581
+    style N6 fill:#DACBE3,stroke:#A188D0
+    style N7 fill:#DACBE3,stroke:#A188D0
+    style N8 fill:#DACBE3,stroke:#A188D0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AED581,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#A188D0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_46.txt b/test/mermaid/scanned_hard/mermaid_46.txt
new file mode 100644
index 0000000000000000000000000000000000000000..89075f6dfcbf8465f0cc605695d3258123ece80d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_46.txt
@@ -0,0 +1,9 @@
+<Allergy Testing, connectedTo, Behavioral Counseling>
+<Allergy Testing, connectedTo, Public Health Vet Services>
+<Behavioral Counseling, anesthetizes, Medical Record Keeping>
+<Hospice Care for Animals, connectedTo, Allergy Testing>
+<Medical Record Keeping, rescues, Reproductive Services>
+<Public Health Vet Services, educates, Diagnosis>
+<Reproductive Services, medicates, Wildlife Rehabilitation>
+<Toxicology Testing, connectedTo, Hospice Care for Animals>
+<Wildlife Rehabilitation, connectedTo, Toxicology Testing>
diff --git a/test/mermaid/scanned_hard/mermaid_48.mmd b/test/mermaid/scanned_hard/mermaid_48.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..41a7fb59cfd753de3c507922d17aa0649eebfe33
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_48.mmd
@@ -0,0 +1,42 @@
+graph RL
+    N0([Speech Therapy])
+    N1[[Health Monitoring]]
+    N2(Personal Care Assistance)
+    N3(Companionship)
+    N4([Long_Term Care Planning])
+    N5(Medication Management)
+    N6[[Safety Assessments]]
+    N7(Occupational Therapy)
+    N8([Meal Preparation])
+    N9([end])
+    N0 -.-> |educates| N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> |manages| N4
+    N4 --> |engages| N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> |optimizes| N8
+    N8 -.-> N9
+    N3 --> |guides| N8
+    style N0 fill:#FFFDE7,stroke:#FFF176
+    style N1 fill:#FFDAB9,stroke:#FFC085
+    style N2 fill:#FFDCD6,stroke:#FFB2A5
+    style N3 fill:#FFDCD6,stroke:#FFB2A5
+    style N4 fill:#FFDAB9,stroke:#FFC085
+    style N5 fill:#FFDCD6,stroke:#FFB2A5
+    style N6 fill:#FFDCD6,stroke:#FFB2A5
+    style N7 fill:#FFFDE7,stroke:#FFF176
+    style N8 fill:#FFDCD6,stroke:#FFB2A5
+    style N9 fill:#FFFDE7,stroke:#FFF176
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC085,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_50.mmd b/test/mermaid/scanned_hard/mermaid_50.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..da50efbf711b95463853ad947aea6bdc8f9d82ef
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_50.mmd
@@ -0,0 +1,28 @@
+graph TD
+    N0([start])
+    N1{Crisis Management}
+    N2[/Equipment Maintenance/]
+    N3{Family Support Programs}
+    N4([Naval Operations])
+    N5(Medical Support)
+    N6([Counter_Terrorism Operations])
+    N7([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> |yes| N4
+    N4 -.-> |yes| N5
+    N5 -.-> |no| N6
+    N6 -.-> |no| N7
+    N2 -.-> N6
+    N4 -.-> |no| N3
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFF8A6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#42A5F5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_50.txt b/test/mermaid/scanned_hard/mermaid_50.txt
new file mode 100644
index 0000000000000000000000000000000000000000..026114ddf3a54492880aa7e95beab22400e1a166
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_50.txt
@@ -0,0 +1,9 @@
+<Counter_Terrorism Operations, no, end>
+<Crisis Management, connectedTo, Equipment Maintenance>
+<Equipment Maintenance, connectedTo, Counter_Terrorism Operations>
+<Equipment Maintenance, connectedTo, Family Support Programs>
+<Family Support Programs, yes, Naval Operations>
+<Medical Support, no, Counter_Terrorism Operations>
+<Naval Operations, no, Family Support Programs>
+<Naval Operations, yes, Medical Support>
+<start, connectedTo, Crisis Management>
diff --git a/test/mermaid/scanned_hard/mermaid_51.mmd b/test/mermaid/scanned_hard/mermaid_51.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6165584f51a95de79a8fccc5585c8791493cdd21
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_51.mmd
@@ -0,0 +1,50 @@
+graph BT
+    N0([Air Cargo Logistics])
+    N1{Delay Management}
+    N2[[Route Optimization]]
+    N3([Emergency Procedures Training])
+    N4[(Unmanned Aerial Vehicle Integration)]
+    N5(Airport Operations)
+    N6[(Fueling Operations)]
+    N7[(Pilot Training)]
+    N8[(Baggage Handling)]
+    N9[Passenger Check_in]
+    N10(Next_Generation Air Traffic Management)
+    N11([end])
+    N0 --> |secures| N1
+    N1 --> |manages| N2
+    N2 -.-> |departs| N3
+    N3 -.-> N4
+    N4 --> |integrates| N5
+    N5 --> N6
+    N6 -.-> N7
+    N7 --> N8
+    N8 --> |routes| N9
+    N9 -.-> |services| N10
+    N10 -.-> N11
+    N10 -.-> |inspects| N5
+    style N0 fill:#FFF6D9,stroke:#FFCC7A
+    style N1 fill:#C9EFEC,stroke:#6FE1D5
+    style N2 fill:#FFF8E1,stroke:#FFD54F
+    style N3 fill:#FFF6D9,stroke:#FFCC7A
+    style N4 fill:#FFF6D9,stroke:#FFCC7A
+    style N5 fill:#FFF8E1,stroke:#FFD54F
+    style N6 fill:#C9EFEC,stroke:#6FE1D5
+    style N7 fill:#FFF6D9,stroke:#FFCC7A
+    style N8 fill:#FFF8E1,stroke:#FFD54F
+    style N9 fill:#C9EFEC,stroke:#6FE1D5
+    style N10 fill:#FFF6D9,stroke:#FFCC7A
+    style N11 fill:#FFF8E1,stroke:#FFD54F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#6FE1D5,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC7A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_52.mmd b/test/mermaid/scanned_hard/mermaid_52.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..67c43d8670655b9387325550de4687485942f49c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_52.mmd
@@ -0,0 +1,52 @@
+graph RL
+    N0([Map Display])
+    N1[(Route Calculation)]
+    N2[Dead Reckoning]
+    N3[(Digital Compass Integration)]
+    N4[[Waypoint Setting]]
+    N5([Cycle Route Planning])
+    N6[[Historical Traffic Data Analysis]]
+    N7[/Turn_by_Turn Directions/]
+    N8[/Voice Guidance Customization/]
+    N9[Geofencing]
+    N10[Terrestrial Navigation]
+    N11([end])
+    N0 -.-> N1
+    N1 -.-> |syncs| N2
+    N2 --> |processes| N3
+    N3 --> |analyzes| N4
+    N4 -.-> |visualizes| N5
+    N5 -.-> |communicates| N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> |tracks| N9
+    N9 -.-> |validates| N10
+    N10 --> N11
+    N8 -.-> |calibrates| N5
+    N9 --> N11
+    style N0 fill:#FFF6D9,stroke:#FFCC7A
+    style N1 fill:#FFF6D9,stroke:#FFCC7A
+    style N2 fill:#E1BEE7,stroke:#9C27B0
+    style N3 fill:#FFF6D9,stroke:#FFCC7A
+    style N4 fill:#E1BEE7,stroke:#9C27B0
+    style N5 fill:#E1BEE7,stroke:#9C27B0
+    style N6 fill:#E0F2F1,stroke:#4DB6AC
+    style N7 fill:#FFF6D9,stroke:#FFCC7A
+    style N8 fill:#E1BEE7,stroke:#9C27B0
+    style N9 fill:#FFF6D9,stroke:#FFCC7A
+    style N10 fill:#E1BEE7,stroke:#9C27B0
+    style N11 fill:#E1BEE7,stroke:#9C27B0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#4DB6AC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_52.txt b/test/mermaid/scanned_hard/mermaid_52.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a9e017ec4c2cb574956885f065fc0681f8856757
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_52.txt
@@ -0,0 +1,13 @@
+<Cycle Route Planning, communicates, Historical Traffic Data Analysis>
+<Dead Reckoning, processes, Digital Compass Integration>
+<Digital Compass Integration, analyzes, Waypoint Setting>
+<Geofencing, connectedTo, end>
+<Geofencing, validates, Terrestrial Navigation>
+<Historical Traffic Data Analysis, connectedTo, Turn_by_Turn Directions>
+<Map Display, connectedTo, Route Calculation>
+<Route Calculation, syncs, Dead Reckoning>
+<Terrestrial Navigation, connectedTo, end>
+<Turn_by_Turn Directions, connectedTo, Voice Guidance Customization>
+<Voice Guidance Customization, calibrates, Cycle Route Planning>
+<Voice Guidance Customization, tracks, Geofencing>
+<Waypoint Setting, visualizes, Cycle Route Planning>
diff --git a/test/mermaid/scanned_hard/mermaid_53.mmd b/test/mermaid/scanned_hard/mermaid_53.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..54ab29db9bd7df318075629d153883d7249a2dd3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_53.mmd
@@ -0,0 +1,26 @@
+graph TD
+    N0([start])
+    N1(Print Farm Management)
+    N2([Prototyping])
+    N3[4D Printing]
+    N4[(Distributed Manufacturing)]
+    N5[[Direct Metal Laser Sintering]]
+    N6[On_Demand Production]
+    N7([end])
+    N0 -.-> |yes| N1
+    N1 --> |no| N2
+    N2 -.-> |yes| N3
+    N3 --> N4
+    N4 -.-> |yes| N5
+    N5 -.-> |no| N6
+    N6 -.-> N7
+    N3 --> N2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9575CD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#92C79A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#92C79A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_54.txt b/test/mermaid/scanned_hard/mermaid_54.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6854897599102d43629d1d21b0613a0dfde094cb
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_54.txt
@@ -0,0 +1,12 @@
+<Bio_Nanotechnology Interface, connectedTo, Lab_on_a_Chip Devices>
+<Computational Nanotechnology, connectedTo, Environmental Remediation with Nanomaterials>
+<Computational Nanotechnology, no, Nanoparticle Characterization>
+<Environmental Remediation with Nanomaterials, yes, Nanoparticle Characterization>
+<Lab_on_a_Chip Devices, no, Nanomaterial Synthesis>
+<Nanodevice Fabrication, no, Nanosensors>
+<Nanomaterial Synthesis, yes, Computational Nanotechnology>
+<Nanoparticle Characterization, no, Nanodevice Fabrication>
+<Nanosensors, no, end>
+<Surface Functionalization, connectedTo, Bio_Nanotechnology Interface>
+<end, connectedTo, Environmental Remediation with Nanomaterials>
+<start, connectedTo, Surface Functionalization>
diff --git a/test/mermaid/scanned_hard/mermaid_55.mmd b/test/mermaid/scanned_hard/mermaid_55.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..716a32a70194a045b1f9daff3359201e4bd7feb9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_55.mmd
@@ -0,0 +1,32 @@
+graph TD
+    N0([start])
+    N1[(Quantum Computing for AI)]
+    N2(Quantum Processor Fabrication)
+    N3[(Laser Cooling for Ions)]
+    N4[(Superconducting Qubits)]
+    N5[Quantum Supremacy Claims]
+    N6([Quantum Computing Education])
+    N7[/Quantum Sensing/]
+    N8[Quantum Advantage Demonstration]
+    N9([end])
+    N0 -.-> N1
+    N1 -.-> |yes| N2
+    N2 --> |no| N3
+    N3 --> N4
+    N4 -.-> |no| N5
+    N5 --> |yes| N6
+    N6 --> N7
+    N7 --> N8
+    N8 --> |yes| N9
+    N0 -.-> N9
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#2196F3,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_56.txt b/test/mermaid/scanned_hard/mermaid_56.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6c6d5e7920c83c8f9b61dd9820781bbf15939616
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_56.txt
@@ -0,0 +1,8 @@
+<Content Creation for AR or VR, yes, Facial Recognition in AR or VR>
+<Eye Tracking, connectedTo, Field of View Optimization>
+<Facial Recognition in AR or VR, connectedTo, Eye Tracking>
+<Field of View Optimization, yes, Virtual Reality Game Development>
+<Remote Collaboration Tools, connectedTo, Content Creation for AR or VR>
+<Virtual Reality Game Development, no, end>
+<end, yes, Remote Collaboration Tools>
+<start, yes, Remote Collaboration Tools>
diff --git a/test/mermaid/scanned_hard/mermaid_57.mmd b/test/mermaid/scanned_hard/mermaid_57.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1402de46821234f9ac5521fdf06956fc66112bec
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_57.mmd
@@ -0,0 +1,36 @@
+graph TD
+    N0([start])
+    N1[[Game Analytics]]
+    N2(Anti_Cheat Development)
+    N3(Localization)
+    N4(Marketing and Promotion)
+    N5(Mobile Game Development)
+    N6(User Experience Design)
+    N7([end])
+    N0 --> |leads| N1
+    N1 --> N2
+    N2 --> N3
+    N3 --> |analyzes| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> |animates| N7
+    N4 --> |optimizes| N2
+    N4 --> |streams| N1
+    style N0 fill:#FCFCE7,stroke:#DCE775
+    style N1 fill:#FCFCE7,stroke:#DCE775
+    style N2 fill:#FCFCE7,stroke:#DCE775
+    style N3 fill:#FFDAB9,stroke:#FFC085
+    style N4 fill:#FFFCE6,stroke:#FFF9AE
+    style N5 fill:#FCFCE7,stroke:#DCE775
+    style N6 fill:#FCFCE7,stroke:#DCE775
+    style N7 fill:#FFFCE6,stroke:#FFF9AE
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC085,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_57.txt b/test/mermaid/scanned_hard/mermaid_57.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5e1ce2eafa6daa152db687dd18343799c8f245ed
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_57.txt
@@ -0,0 +1,9 @@
+<Anti_Cheat Development, connectedTo, Localization>
+<Game Analytics, connectedTo, Anti_Cheat Development>
+<Localization, analyzes, Marketing and Promotion>
+<Marketing and Promotion, connectedTo, Mobile Game Development>
+<Marketing and Promotion, optimizes, Anti_Cheat Development>
+<Marketing and Promotion, streams, Game Analytics>
+<Mobile Game Development, connectedTo, User Experience Design>
+<User Experience Design, animates, end>
+<start, leads, Game Analytics>
diff --git a/test/mermaid/scanned_hard/mermaid_59.mmd b/test/mermaid/scanned_hard/mermaid_59.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..f5770ad890461709643a86bf6674c38553b23206
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_59.mmd
@@ -0,0 +1,46 @@
+graph TD
+    N0([Virtual Production Techniques])
+    N1[Directing]
+    N2[Sound Recording]
+    N3(Talent Negotiation)
+    N4(Cinematography)
+    N5[Lighting Design]
+    N6([Color Grading])
+    N7([Prop Management])
+    N8[Art Direction]
+    N9(Pre_production Planning)
+    N10([end])
+    N0 --> |audits| N1
+    N1 -.-> N2
+    N2 -.-> |protects| N3
+    N3 -.-> |films| N4
+    N4 --> N5
+    N5 -.-> |lights| N6
+    N6 --> |researches| N7
+    N7 --> |negotiates| N8
+    N8 --> |finances| N9
+    N9 --> N10
+    N7 --> |budgets| N3
+    style N0 fill:#FFCCBC,stroke:#FF5722
+    style N1 fill:#FFCCBC,stroke:#FF5722
+    style N2 fill:#FFECB3,stroke:#FFC107
+    style N3 fill:#FFECB3,stroke:#FFC107
+    style N4 fill:#FFECB3,stroke:#FFC107
+    style N5 fill:#FFECB3,stroke:#FFC107
+    style N6 fill:#FFCCBC,stroke:#FF5722
+    style N7 fill:#D6D9F0,stroke:#9FA9E1
+    style N8 fill:#D6D9F0,stroke:#9FA9E1
+    style N9 fill:#D6D9F0,stroke:#9FA9E1
+    style N10 fill:#FFCCBC,stroke:#FF5722
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9FA9E1,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#9FA9E1,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_59.txt b/test/mermaid/scanned_hard/mermaid_59.txt
new file mode 100644
index 0000000000000000000000000000000000000000..acd9f0d8452482cca5a06d4d7b8a31215c8bcfb8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_59.txt
@@ -0,0 +1,11 @@
+<Art Direction, finances, Pre_production Planning>
+<Cinematography, connectedTo, Lighting Design>
+<Color Grading, researches, Prop Management>
+<Directing, connectedTo, Sound Recording>
+<Lighting Design, lights, Color Grading>
+<Pre_production Planning, connectedTo, end>
+<Prop Management, budgets, Talent Negotiation>
+<Prop Management, negotiates, Art Direction>
+<Sound Recording, protects, Talent Negotiation>
+<Talent Negotiation, films, Cinematography>
+<Virtual Production Techniques, audits, Directing>
diff --git a/test/mermaid/scanned_hard/mermaid_60.mmd b/test/mermaid/scanned_hard/mermaid_60.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..e4f1939cbe227b21525ee704f70f94581fb43d0c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_60.mmd
@@ -0,0 +1,38 @@
+graph TD
+    N0([Interactive Content Development])
+    N1{Publishing}
+    N2[(Search Engine Optimization)]
+    N3[/Live Streaming Content/]
+    N4(Plagiarism Checking)
+    N5[[Content Strategy Development]]
+    N6(Ideation and Brainstorming)
+    N7{Editing and Proofreading}
+    N8([Keyword Research])
+    N0 --> |ideates| N1
+    N1 --> |tracks| N2
+    N2 -.-> N3
+    N3 -.-> |moderates| N4
+    N4 --> N5
+    N5 -.-> |proofreads| N6
+    N6 -.-> N7
+    N7 --> |promotes| N8
+    N6 --> |creates| N4
+    style N0 fill:#F1F8FF,stroke:#42A5F5
+    style N1 fill:#FFDCD6,stroke:#FFB2A5
+    style N2 fill:#F6F6F6,stroke:#CFCFCF
+    style N3 fill:#F6F6F6,stroke:#CFCFCF
+    style N4 fill:#F6F6F6,stroke:#CFCFCF
+    style N5 fill:#FFDCD6,stroke:#FFB2A5
+    style N6 fill:#FFDCD6,stroke:#FFB2A5
+    style N7 fill:#F6F6F6,stroke:#CFCFCF
+    style N8 fill:#F1F8FF,stroke:#42A5F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFB2A5,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#CFCFCF,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_60.txt b/test/mermaid/scanned_hard/mermaid_60.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9b173b624165b68e02c5d441b08746f17016adad
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_60.txt
@@ -0,0 +1,9 @@
+<Content Strategy Development, proofreads, Ideation and Brainstorming>
+<Editing and Proofreading, promotes, Keyword Research>
+<Ideation and Brainstorming, connectedTo, Editing and Proofreading>
+<Ideation and Brainstorming, creates, Plagiarism Checking>
+<Interactive Content Development, ideates, Publishing>
+<Live Streaming Content, moderates, Plagiarism Checking>
+<Plagiarism Checking, connectedTo, Content Strategy Development>
+<Publishing, tracks, Search Engine Optimization>
+<Search Engine Optimization, connectedTo, Live Streaming Content>
diff --git a/test/mermaid/scanned_hard/mermaid_62.mmd b/test/mermaid/scanned_hard/mermaid_62.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..cfac3049f520605da7e07321f01c1ee925d155ce
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_62.mmd
@@ -0,0 +1,38 @@
+graph TD
+    N0([Performance Monitoring])
+    N1(Customer Behavior Insights)
+    N2[(Data Lineage Tracking)]
+    N3([Mobile BI Development])
+    N4[Data Mart Design]
+    N5[Master Data Management]
+    N6([Real_time BI Dashboards])
+    N7[(User Training and Support)]
+    N8([Dashboard Design])
+    N0 --> |visualizes| N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 -.-> |deploys| N4
+    N4 -.-> |supports| N5
+    N5 --> N6
+    N6 -.-> |analyzes| N7
+    N7 -.-> |integrates| N8
+    N1 --> N6
+    style N0 fill:#FFF3E0,stroke:#FFA726
+    style N1 fill:#F5F5DC,stroke:#BCB88A
+    style N2 fill:#FFF3E0,stroke:#FFA726
+    style N3 fill:#EFE6FF,stroke:#C2B2F0
+    style N4 fill:#F5F5DC,stroke:#BCB88A
+    style N5 fill:#EFE6FF,stroke:#C2B2F0
+    style N6 fill:#FFF3E0,stroke:#FFA726
+    style N7 fill:#FFF3E0,stroke:#FFA726
+    style N8 fill:#FFF3E0,stroke:#FFA726
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#C2B2F0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_62.txt b/test/mermaid/scanned_hard/mermaid_62.txt
new file mode 100644
index 0000000000000000000000000000000000000000..73aed5aea15deda098888e56a2522c8d23b07610
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_62.txt
@@ -0,0 +1,9 @@
+<Customer Behavior Insights, connectedTo, Data Lineage Tracking>
+<Customer Behavior Insights, connectedTo, Real_time BI Dashboards>
+<Data Lineage Tracking, connectedTo, Mobile BI Development>
+<Data Mart Design, supports, Master Data Management>
+<Master Data Management, connectedTo, Real_time BI Dashboards>
+<Mobile BI Development, deploys, Data Mart Design>
+<Performance Monitoring, visualizes, Customer Behavior Insights>
+<Real_time BI Dashboards, analyzes, User Training and Support>
+<User Training and Support, integrates, Dashboard Design>
diff --git a/test/mermaid/scanned_hard/mermaid_63.mmd b/test/mermaid/scanned_hard/mermaid_63.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..3097ccdc518e7193cffa739101c36c90ba1e25d8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_63.mmd
@@ -0,0 +1,34 @@
+graph TD
+    N0([start])
+    N1[Promotional Campaigns]
+    N2(Loyalty Programs)
+    N3[/Social Media Marketing/]
+    N4([Distribution Channel Management])
+    N5(Pricing Strategy)
+    N6[/Market Research/]
+    N7([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |distributes products| N3
+    N3 -.-> |monitors competitors| N4
+    N4 --> N5
+    N5 -.-> |uses CRMs| N6
+    N6 -.-> |influences| N7
+    N5 --> N4
+    style N0 fill:#FFFCE6,stroke:#FFF9AE
+    style N1 fill:#D3D7EB,stroke:#8C9EFF
+    style N2 fill:#D3D7EB,stroke:#8C9EFF
+    style N3 fill:#FFFCE6,stroke:#FFF9AE
+    style N4 fill:#D3D7EB,stroke:#8C9EFF
+    style N5 fill:#D3D7EB,stroke:#8C9EFF
+    style N6 fill:#FFF8E1,stroke:#FFD54F
+    style N7 fill:#FFFCE6,stroke:#FFF9AE
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFF9AE,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_63.txt b/test/mermaid/scanned_hard/mermaid_63.txt
new file mode 100644
index 0000000000000000000000000000000000000000..905006cfa41ee03b785d91774ce986f87dcc8fa3
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_63.txt
@@ -0,0 +1,8 @@
+<Distribution Channel Management, connectedTo, Pricing Strategy>
+<Loyalty Programs, distributes products, Social Media Marketing>
+<Market Research, influences, end>
+<Pricing Strategy, connectedTo, Distribution Channel Management>
+<Pricing Strategy, uses CRMs, Market Research>
+<Promotional Campaigns, connectedTo, Loyalty Programs>
+<Social Media Marketing, monitors competitors, Distribution Channel Management>
+<start, connectedTo, Promotional Campaigns>
diff --git a/test/mermaid/scanned_hard/mermaid_66.mmd b/test/mermaid/scanned_hard/mermaid_66.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..570bda5aa8a6ed7b58bd3b3be0b1586e09c27b21
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_66.mmd
@@ -0,0 +1,44 @@
+graph RL
+    N0([Smart Contract Auditing])
+    N1{Key Management}
+    N2[/Cryptocurrency Trading Bots/]
+    N3([KYC or AML Procedures])
+    N4[/Token Generation Event/]
+    N5(Wallet Development)
+    N6(Hot Wallet Security)
+    N7[Venture Capital Funding]
+    N8([Blockchain Explorers])
+    N9([end])
+    N0 --> |operates protocols| N1
+    N1 -.-> |audits security| N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> |distributes airdrops| N6
+    N6 --> |secures private keys| N7
+    N7 --> N8
+    N8 --> |analyzes markets| N9
+    N5 -.-> N8
+    N9 --> |stores keys| N2
+    style N0 fill:#E0F2F1,stroke:#26A69A
+    style N1 fill:#E0F2F1,stroke:#26A69A
+    style N2 fill:#F1F8FF,stroke:#42A5F5
+    style N3 fill:#FFF3E0,stroke:#FFA726
+    style N4 fill:#E0F2F1,stroke:#26A69A
+    style N5 fill:#E0F2F1,stroke:#26A69A
+    style N6 fill:#FFF3E0,stroke:#FFA726
+    style N7 fill:#FFF3E0,stroke:#FFA726
+    style N8 fill:#FFF3E0,stroke:#FFA726
+    style N9 fill:#F1F8FF,stroke:#42A5F5
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#42A5F5,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#26A69A,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_68.txt b/test/mermaid/scanned_hard/mermaid_68.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e1b6814cbcef0b5f44ecdb31787b708ddd8295ab
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_68.txt
@@ -0,0 +1,11 @@
+<Data Collection, yes, end>
+<Energy Management Systems, yes, Over_the_Air Updates>
+<Industrial IoT, yes, Energy Management Systems>
+<Network Protocol Selection, yes, Supply Chain Optimization>
+<Over_the_Air Updates, connectedTo, Retail IoT>
+<Retail IoT, connectedTo, Data Collection>
+<Security Implementation, connectedTo, Industrial IoT>
+<Security Implementation, connectedTo, Retail IoT>
+<Supply Chain Optimization, yes, Security Implementation>
+<start, connectedTo, Industrial IoT>
+<start, yes, Network Protocol Selection>
diff --git a/test/mermaid/scanned_hard/mermaid_69.mmd b/test/mermaid/scanned_hard/mermaid_69.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..cb275c3b0c17e48a039a8d6de9378b490e24c3d0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_69.mmd
@@ -0,0 +1,40 @@
+graph TD
+    N0([start])
+    N1(Edge Computing Hardware Selection)
+    N2[/Distributed Data Storage/]
+    N3[(Edge_to_Cloud Data Transfer Optimization)]
+    N4[/Edge Device Deployment/]
+    N5[Edge Security Analytics]
+    N6[[Sensor Data Aggregation]]
+    N7(Smart City Edge Solutions)
+    N8[/Latency Reduction/]
+    N9(Containerization at Edge)
+    N10(Power Consumption Optimization)
+    N11([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 --> |no| N3
+    N3 -.-> N4
+    N4 --> |no| N5
+    N5 --> |no| N6
+    N6 -.-> N7
+    N7 --> |yes| N8
+    N8 -.-> N9
+    N9 --> N10
+    N10 --> N11
+    N5 --> |no| N10
+    N8 -.-> |yes| N2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#AABEC6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#26A69A,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#F06292,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_69.txt b/test/mermaid/scanned_hard/mermaid_69.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a325234fe3a390680bd1d517779a96deddd5c5ff
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_69.txt
@@ -0,0 +1,13 @@
+<Containerization at Edge, connectedTo, Power Consumption Optimization>
+<Distributed Data Storage, no, Edge_to_Cloud Data Transfer Optimization>
+<Edge Computing Hardware Selection, connectedTo, Distributed Data Storage>
+<Edge Device Deployment, no, Edge Security Analytics>
+<Edge Security Analytics, no, Power Consumption Optimization>
+<Edge Security Analytics, no, Sensor Data Aggregation>
+<Edge_to_Cloud Data Transfer Optimization, connectedTo, Edge Device Deployment>
+<Latency Reduction, connectedTo, Containerization at Edge>
+<Latency Reduction, yes, Distributed Data Storage>
+<Power Consumption Optimization, connectedTo, end>
+<Sensor Data Aggregation, connectedTo, Smart City Edge Solutions>
+<Smart City Edge Solutions, yes, Latency Reduction>
+<start, connectedTo, Edge Computing Hardware Selection>
diff --git a/test/mermaid/scanned_hard/mermaid_7.mmd b/test/mermaid/scanned_hard/mermaid_7.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..bc94743acac53a3b4b35bd57a74987370315c3f5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_7.mmd
@@ -0,0 +1,36 @@
+graph TD
+    N0([Load Shedding])
+    N1[Pipeline Monitoring]
+    N2[[Usage Billing]]
+    N3([Circuit Breaker Operation])
+    N4([Hydropower Generation])
+    N5[(Energy Infrastructure Planning)]
+    N6[(Generator Check)]
+    N7([Grid Modernization])
+    N0 -.-> |consumes| N1
+    N1 --> |upgrades| N2
+    N2 --> |transmits| N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> N6
+    N6 -.-> N7
+    N4 --> |alerts| N7
+    N2 -.-> N5
+    style N0 fill:#F5F5F5,stroke:#BDBDBD
+    style N1 fill:#E4E0DF,stroke:#BDAFA8
+    style N2 fill:#E4E0DF,stroke:#BDAFA8
+    style N3 fill:#F5F5F5,stroke:#BDBDBD
+    style N4 fill:#E8F5E9,stroke:#66BB6A
+    style N5 fill:#E4E0DF,stroke:#BDAFA8
+    style N6 fill:#E4E0DF,stroke:#BDAFA8
+    style N7 fill:#F5F5F5,stroke:#BDBDBD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#BDBDBD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BDAFA8,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_70.mmd b/test/mermaid/scanned_hard/mermaid_70.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..6dc4b32b9979c504575ab56d312b8dac56ce8c0a
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_70.mmd
@@ -0,0 +1,48 @@
+graph TD
+    N0([Cloud Monitoring and Logging])
+    N1[(Cloud Automation)]
+    N2(Cloud Audit Trails)
+    N3[(Cloud Migration Strategy)]
+    N4(Edge_to_Cloud Integration)
+    N5([Cloud Security])
+    N6([Cost Optimization in Cloud])
+    N7(Cloud Architecture Design)
+    N8[/Disaster Recovery in Cloud/]
+    N9[/API Management in Cloud/]
+    N10([end])
+    N0 --> |sets up VPNs| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> |manages load balancing| N5
+    N5 --> |automates CI or CD| N6
+    N6 --> N7
+    N7 -.-> |integrates edge| N8
+    N8 -.-> |develops cloud_native apps| N9
+    N9 --> N10
+    N3 --> N8
+    N5 -.-> N3
+    style N0 fill:#FFF8E1,stroke:#FFD54F
+    style N1 fill:#F8BBD0,stroke:#E91E63
+    style N2 fill:#F8BBD0,stroke:#E91E63
+    style N3 fill:#F8BBD0,stroke:#E91E63
+    style N4 fill:#FFF8E1,stroke:#FFD54F
+    style N5 fill:#FFF8E1,stroke:#FFD54F
+    style N6 fill:#F8BBD0,stroke:#E91E63
+    style N7 fill:#FFF8E1,stroke:#FFD54F
+    style N8 fill:#FFF9D4,stroke:#FFE69C
+    style N9 fill:#FFF9D4,stroke:#FFE69C
+    style N10 fill:#FFF8E1,stroke:#FFD54F
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFE69C,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#E91E63,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#E91E63,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_71.mmd b/test/mermaid/scanned_hard/mermaid_71.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..d9350a0d623e9127a14ed3703dbc8123f3f7fe8b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_71.mmd
@@ -0,0 +1,52 @@
+graph BT
+    N0([Network Performance Tuning])
+    N1[(Group Policy Management)]
+    N2(Web Server Configuration)
+    N3[[Software Licensing Management]]
+    N4[(Disaster Recovery Planning)]
+    N5[/Data Center Management/]
+    N6(Virtualization)
+    N7{Virtual Desktop Infrastructure}
+    N8[Network Design]
+    N9[Firewall Management]
+    N10[/Capacity Planning/]
+    N11([Proxy Server Configuration])
+    N0 --> |manages power| N1
+    N1 -.-> |deploys servers| N2
+    N2 --> N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 --> N6
+    N6 --> N7
+    N7 -.-> N8
+    N8 -.-> |sets up VPNs| N9
+    N9 --> |performs backups| N10
+    N10 --> N11
+    N6 -.-> |lays cables| N2
+    N1 --> |tracks assets| N6
+    style N0 fill:#FFF8E1,stroke:#FFD54F
+    style N1 fill:#E3F2FD,stroke:#64B5F6
+    style N2 fill:#FFF8E1,stroke:#FFD54F
+    style N3 fill:#E3F2FD,stroke:#64B5F6
+    style N4 fill:#E3F2FD,stroke:#64B5F6
+    style N5 fill:#FFF8E1,stroke:#FFD54F
+    style N6 fill:#FFF0CC,stroke:#FFCC80
+    style N7 fill:#E3F2FD,stroke:#64B5F6
+    style N8 fill:#E3F2FD,stroke:#64B5F6
+    style N9 fill:#FFF8E1,stroke:#FFD54F
+    style N10 fill:#FFF8E1,stroke:#FFD54F
+    style N11 fill:#E3F2FD,stroke:#64B5F6
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#64B5F6,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 12 stroke:#64B5F6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_71.txt b/test/mermaid/scanned_hard/mermaid_71.txt
new file mode 100644
index 0000000000000000000000000000000000000000..54de4ed10c990a1c0ef0e8513c40843039286dd0
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_71.txt
@@ -0,0 +1,13 @@
+<Capacity Planning, connectedTo, Proxy Server Configuration>
+<Data Center Management, connectedTo, Virtualization>
+<Disaster Recovery Planning, connectedTo, Data Center Management>
+<Firewall Management, performs backups, Capacity Planning>
+<Group Policy Management, deploys servers, Web Server Configuration>
+<Group Policy Management, tracks assets, Virtualization>
+<Network Design, sets up VPNs, Firewall Management>
+<Network Performance Tuning, manages power, Group Policy Management>
+<Software Licensing Management, connectedTo, Disaster Recovery Planning>
+<Virtual Desktop Infrastructure, connectedTo, Network Design>
+<Virtualization, connectedTo, Virtual Desktop Infrastructure>
+<Virtualization, lays cables, Web Server Configuration>
+<Web Server Configuration, connectedTo, Software Licensing Management>
diff --git a/test/mermaid/scanned_hard/mermaid_72.txt b/test/mermaid/scanned_hard/mermaid_72.txt
new file mode 100644
index 0000000000000000000000000000000000000000..40698829655f1e6f4b95aad8236789ea89196974
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_72.txt
@@ -0,0 +1,11 @@
+<Automated Deployment, connectedTo, Observability Implementation>
+<Automated Testing, connectedTo, Infrastructure Provisioning>
+<Automated Testing, no, Site Reliability Engineering Principles>
+<Cloud Native Development, yes, Automated Testing>
+<Code Quality Checks, no, Cloud Native Development>
+<Infrastructure Provisioning, connectedTo, Version Control>
+<Observability Implementation, connectedTo, end>
+<Secrets Management, connectedTo, Automated Deployment>
+<Site Reliability Engineering Principles, yes, Secrets Management>
+<Version Control, yes, Code Quality Checks>
+<start, connectedTo, Infrastructure Provisioning>
diff --git a/test/mermaid/scanned_hard/mermaid_75.mmd b/test/mermaid/scanned_hard/mermaid_75.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..1a120937c517ae77317036b2a5d4974b0afab3db
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_75.mmd
@@ -0,0 +1,38 @@
+graph BT
+    N0([Deployment to App Stores])
+    N1[(Crash Reporting)]
+    N2(Updates and Maintenance)
+    N3([Testing and Debugging])
+    N4(Performance Optimization)
+    N5([Database Design for Mobile])
+    N6([Prototyping])
+    N7(IoT Device Control via App)
+    N8([end])
+    N0 --> N1
+    N1 -.-> |optimizes performance| N2
+    N2 --> |deploys to stores| N3
+    N3 -.-> |uses cloud services| N4
+    N4 --> |uses microphone| N5
+    N5 --> |builds prototypes| N6
+    N6 -.-> N7
+    N7 --> N8
+    N5 -.-> |enables real_time features| N7
+    style N0 fill:#B3E5FC,stroke:#03A9F4
+    style N1 fill:#B3E5FC,stroke:#03A9F4
+    style N2 fill:#FFE88D,stroke:#FFDA4E
+    style N3 fill:#FFF6D9,stroke:#FFCC7A
+    style N4 fill:#B3E5FC,stroke:#03A9F4
+    style N5 fill:#B3E5FC,stroke:#03A9F4
+    style N6 fill:#FFE88D,stroke:#FFDA4E
+    style N7 fill:#B3E5FC,stroke:#03A9F4
+    style N8 fill:#B3E5FC,stroke:#03A9F4
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#03A9F4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFCC7A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFDA4E,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_75.txt b/test/mermaid/scanned_hard/mermaid_75.txt
new file mode 100644
index 0000000000000000000000000000000000000000..595963a06feab6e6abff1e88938542bcc0e68397
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_75.txt
@@ -0,0 +1,9 @@
+<Crash Reporting, optimizes performance, Updates and Maintenance>
+<Database Design for Mobile, builds prototypes, Prototyping>
+<Database Design for Mobile, enables real_time features, IoT Device Control via App>
+<Deployment to App Stores, connectedTo, Crash Reporting>
+<IoT Device Control via App, connectedTo, end>
+<Performance Optimization, uses microphone, Database Design for Mobile>
+<Prototyping, connectedTo, IoT Device Control via App>
+<Testing and Debugging, uses cloud services, Performance Optimization>
+<Updates and Maintenance, deploys to stores, Testing and Debugging>
diff --git a/test/mermaid/scanned_hard/mermaid_76.mmd b/test/mermaid/scanned_hard/mermaid_76.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..dd013d46a70c7a653835d3168f84ce61789d3b51
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_76.mmd
@@ -0,0 +1,34 @@
+graph BT
+    N0([Content Strategy])
+    N1[Social Selling]
+    N2[(Ethical Use of Social Media)]
+    N3[(Partnership Management on Social)]
+    N4([Cross_Promotion])
+    N5[(Scheduling Posts)]
+    N6[Platform Selection]
+    N7([User_Generated Content Curation])
+    N0 --> N1
+    N1 -.-> N2
+    N2 --> |generates reports| N3
+    N3 -.-> |develops crisis plans| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> |explores new features| N7
+    N4 --> |runs ads| N0
+    style N0 fill:#FAEBF3,stroke:#F7BEE0
+    style N1 fill:#CFD8DC,stroke:#607D8B
+    style N2 fill:#CFD8DC,stroke:#607D8B
+    style N3 fill:#FBE9E7,stroke:#FF8A65
+    style N4 fill:#CFD8DC,stroke:#607D8B
+    style N5 fill:#FAEBF3,stroke:#F7BEE0
+    style N6 fill:#FAEBF3,stroke:#F7BEE0
+    style N7 fill:#FAEBF3,stroke:#F7BEE0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FF8A65,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#F7BEE0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#607D8B,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_76.txt b/test/mermaid/scanned_hard/mermaid_76.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b4bb79ace95d0c207f1d4417b85240608ea2c345
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_76.txt
@@ -0,0 +1,8 @@
+<Content Strategy, connectedTo, Social Selling>
+<Cross_Promotion, connectedTo, Scheduling Posts>
+<Cross_Promotion, runs ads, Content Strategy>
+<Ethical Use of Social Media, generates reports, Partnership Management on Social>
+<Partnership Management on Social, develops crisis plans, Cross_Promotion>
+<Platform Selection, explores new features, User_Generated Content Curation>
+<Scheduling Posts, connectedTo, Platform Selection>
+<Social Selling, connectedTo, Ethical Use of Social Media>
diff --git a/test/mermaid/scanned_hard/mermaid_77.mmd b/test/mermaid/scanned_hard/mermaid_77.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..16eae9a70f2d83db0248f5a623e639d50b67aec8
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_77.mmd
@@ -0,0 +1,42 @@
+graph TD
+    N0([start])
+    N1{Technical SEO}
+    N2{Mobile_First Indexing}
+    N3[User Experience for Search]
+    N4[(Algorithm Updates Monitoring)]
+    N5[[Shopping Search]]
+    N6([Ranking Algorithms])
+    N7[Personalized Search Results]
+    N8[(Query Processing)]
+    N9([Semantic Search])
+    N0 -.-> N1
+    N1 --> |generates featured snippets| N2
+    N2 --> |processes queries| N3
+    N3 --> |optimizes for mobile| N4
+    N4 -.-> |optimizes UX| N5
+    N5 --> N6
+    N6 --> |detects spam| N7
+    N7 -.-> N8
+    N8 --> |manages technical SEO| N9
+    N0 -.-> N3
+    style N0 fill:#E0F7FA,stroke:#00BCD4
+    style N1 fill:#D1C4E9,stroke:#673AB7
+    style N2 fill:#E0F7FA,stroke:#00BCD4
+    style N3 fill:#D1C4E9,stroke:#673AB7
+    style N4 fill:#D3F7F9,stroke:#80DDEA
+    style N5 fill:#D3F7F9,stroke:#80DDEA
+    style N6 fill:#D1C4E9,stroke:#673AB7
+    style N7 fill:#D1C4E9,stroke:#673AB7
+    style N8 fill:#E0F7FA,stroke:#00BCD4
+    style N9 fill:#D3F7F9,stroke:#80DDEA
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#673AB7,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#80DDEA,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#00BCD4,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_78.mmd b/test/mermaid/scanned_hard/mermaid_78.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..cca67414457c9c27d3e6b361af426a8c7e254305
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_78.mmd
@@ -0,0 +1,32 @@
+graph BT
+    N0([start])
+    N1(Biometric Authentication)
+    N2[Credential Management]
+    N3[(Consent Management)]
+    N4[(Blockchain_based Identity)]
+    N5([API Security for Identity])
+    N6(Fraud Detection in Identity)
+    N7(Federated Identity Management)
+    N8(Social Login Integration)
+    N9([end])
+    N0 -.-> N1
+    N1 --> N2
+    N2 -.-> |no| N3
+    N3 --> |no| N4
+    N4 --> |yes| N5
+    N5 --> |yes| N6
+    N6 -.-> N7
+    N7 -.-> N8
+    N8 -.-> N9
+    N1 -.-> |no| N8
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#3F51B5,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFF176,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFEB3B,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#3F51B5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_79.mmd b/test/mermaid/scanned_hard/mermaid_79.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..d6ea2d884d117b5c5abd3d8b4932bd1b2c74daad
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_79.mmd
@@ -0,0 +1,38 @@
+graph LR
+    N0([Asynchronous Learning])
+    N1{Competency_Based Education}
+    N2(Open Educational Resources Integration)
+    N3[[Bootcamp Development]]
+    N4[Virtual Labs and Simulations]
+    N5(Micro_credential Programs)
+    N6(Assessment Design)
+    N7(Instructor Training)
+    N8([Interactive Learning Activities])
+    N0 -.-> N1
+    N1 -.-> N2
+    N2 --> |supports SEL| N3
+    N3 -.-> |personalizes learning| N4
+    N4 -.-> |digitizes curriculum| N5
+    N5 --> N6
+    N6 --> |trains educators| N7
+    N7 --> N8
+    N3 --> N7
+    style N0 fill:#C9EFEC,stroke:#6FE1D5
+    style N1 fill:#C9EFEC,stroke:#6FE1D5
+    style N2 fill:#D1C4E9,stroke:#7E57C2
+    style N3 fill:#C9EFEC,stroke:#6FE1D5
+    style N4 fill:#EDF5F3,stroke:#A1D7CD
+    style N5 fill:#C9EFEC,stroke:#6FE1D5
+    style N6 fill:#D1C4E9,stroke:#7E57C2
+    style N7 fill:#C9EFEC,stroke:#6FE1D5
+    style N8 fill:#D1C4E9,stroke:#7E57C2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#6FE1D5,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_8.txt b/test/mermaid/scanned_hard/mermaid_8.txt
new file mode 100644
index 0000000000000000000000000000000000000000..99be6f43829493c3cb41184ba6fecf925a38f575
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_8.txt
@@ -0,0 +1,8 @@
+<Case Filing, interviews, Notarization>
+<Child Custody, summarizes, Due Diligence>
+<Cross_Examination, educates, Plea Bargain>
+<Due Diligence, collects, Cross_Examination>
+<Due Diligence, connectedTo, Regulatory Compliance Review>
+<Notarization, negotiates, Regulatory Compliance Review>
+<Plea Bargain, drafts, Case Filing>
+<start, connectedTo, Child Custody>
diff --git a/test/mermaid/scanned_hard/mermaid_81.txt b/test/mermaid/scanned_hard/mermaid_81.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2be4ab0b244c3df1a269e889d9228cbb6c47a6ca
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_81.txt
@@ -0,0 +1,11 @@
+<Adaptive Learning Algorithms, connectedTo, Tutoring Session>
+<Certification Exam Prep, improves, Critical Thinking Development>
+<Critical Thinking Development, connectedTo, Adaptive Learning Algorithms>
+<Curriculum Development, markets, Student Progress Tracking>
+<Memory Techniques Training, connectedTo, Certification Exam Prep>
+<Stress Management for Exams, connectedTo, Memory Techniques Training>
+<Stress Management for Exams, interacts, Curriculum Development>
+<Student Progress Tracking, connectedTo, Time Management Coaching>
+<Time Management Coaching, teaches, end>
+<Tutoring Session, connectedTo, Stress Management for Exams>
+<start, analyzes, Memory Techniques Training>
diff --git a/test/mermaid/scanned_hard/mermaid_82.mmd b/test/mermaid/scanned_hard/mermaid_82.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..29715c0d517469802f78a65a80a509ea617eb229
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_82.mmd
@@ -0,0 +1,37 @@
+graph BT
+    N0([start])
+    N1{Online Tutoring Sessions}
+    N2[Language Assessment Tests]
+    N3([Audio Lessons])
+    N4[Pronunciation Drills]
+    N5(Language Exchange Programs)
+    N6{Self_Study Modules}
+    N7(Video Lessons)
+    N8[[Grammar Practice]]
+    N9[/Instructor_Led Classes/]
+    N10([end])
+    N0 -.-> |no| N1
+    N1 -.-> N2
+    N2 -.-> N3
+    N3 -.-> N4
+    N4 -.-> |no| N5
+    N5 -.-> |no| N6
+    N6 --> N7
+    N7 --> |yes| N8
+    N8 --> |no| N9
+    N9 --> |no| N10
+    N0 --> N3
+    N2 -.-> |yes| N0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#DCE775,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#5C6BC0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#61CAC3,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#000000,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_82.txt b/test/mermaid/scanned_hard/mermaid_82.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4fa0c4ecd36b8e01e7f4162cbdc7d37fa182e2d9
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_82.txt
@@ -0,0 +1,12 @@
+<Audio Lessons, connectedTo, Pronunciation Drills>
+<Grammar Practice, no, Instructor_Led Classes>
+<Instructor_Led Classes, no, end>
+<Language Assessment Tests, connectedTo, Audio Lessons>
+<Language Assessment Tests, yes, start>
+<Language Exchange Programs, no, Self_Study Modules>
+<Online Tutoring Sessions, connectedTo, Language Assessment Tests>
+<Pronunciation Drills, no, Language Exchange Programs>
+<Self_Study Modules, connectedTo, Video Lessons>
+<Video Lessons, yes, Grammar Practice>
+<start, connectedTo, Audio Lessons>
+<start, no, Online Tutoring Sessions>
diff --git a/test/mermaid/scanned_hard/mermaid_83.txt b/test/mermaid/scanned_hard/mermaid_83.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e561e40e5244f5421544c15709d487438adccf6b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_83.txt
@@ -0,0 +1,13 @@
+<Coping Skill Development, connectedTo, Medication Management>
+<Crisis Intervention, connectedTo, Substance Abuse Counseling>
+<Eating Disorder Treatment, yes, Crisis Intervention>
+<Grief Counseling, connectedTo, Coping Skill Development>
+<Medication Management, yes, Support Group Facilitation>
+<Post_Traumatic Stress Disorder Support, yes, end>
+<Relapse Prevention, connectedTo, Grief Counseling>
+<Relapse Prevention, yes, Eating Disorder Treatment>
+<Substance Abuse Counseling, no, Treatment Plan Development>
+<Support Group Facilitation, connectedTo, Grief Counseling>
+<Support Group Facilitation, connectedTo, Relapse Prevention>
+<Treatment Plan Development, connectedTo, Post_Traumatic Stress Disorder Support>
+<start, no, Grief Counseling>
diff --git a/test/mermaid/scanned_hard/mermaid_85.mmd b/test/mermaid/scanned_hard/mermaid_85.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..75d9ee9b1483d6aadc2b9a7e9791306b2a66bcad
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_85.mmd
@@ -0,0 +1,46 @@
+graph LR
+    N0([Flexibility Training])
+    N1{Body Composition Analysis}
+    N2[[Weightlifting Techniques]]
+    N3([Home Workout Programs])
+    N4[Workout Tracking Apps]
+    N5[Corporate Wellness Programs]
+    N6(Personal Training)
+    N7[Functional Fitness Training]
+    N8[(Mind_Body Connection)]
+    N9(Injury Prevention)
+    N10([Rehabilitation Exercises])
+    N0 --> N1
+    N1 --> N2
+    N2 --> |assesses| N3
+    N3 -.-> N4
+    N4 --> N5
+    N5 -.-> |distributes| N6
+    N6 --> |tests| N7
+    N7 -.-> |supports| N8
+    N8 -.-> N9
+    N9 --> |strengthens| N10
+    N5 --> |connects| N1
+    style N0 fill:#FFF8E1,stroke:#FFD54F
+    style N1 fill:#FFECB3,stroke:#FFC107
+    style N2 fill:#FFF8E1,stroke:#FFD54F
+    style N3 fill:#E3F2FD,stroke:#64B5F6
+    style N4 fill:#FFECB3,stroke:#FFC107
+    style N5 fill:#FFF8E1,stroke:#FFD54F
+    style N6 fill:#FFF8E1,stroke:#FFD54F
+    style N7 fill:#FFECB3,stroke:#FFC107
+    style N8 fill:#FFECB3,stroke:#FFC107
+    style N9 fill:#FFECB3,stroke:#FFC107
+    style N10 fill:#FFECB3,stroke:#FFC107
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFD54F,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FFC107,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#64B5F6,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_85.txt b/test/mermaid/scanned_hard/mermaid_85.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a5abc6d088ecb45c4acc7ee7ccbadb39b5cd949c
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_85.txt
@@ -0,0 +1,11 @@
+<Body Composition Analysis, connectedTo, Weightlifting Techniques>
+<Corporate Wellness Programs, connects, Body Composition Analysis>
+<Corporate Wellness Programs, distributes, Personal Training>
+<Flexibility Training, connectedTo, Body Composition Analysis>
+<Functional Fitness Training, supports, Mind_Body Connection>
+<Home Workout Programs, connectedTo, Workout Tracking Apps>
+<Injury Prevention, strengthens, Rehabilitation Exercises>
+<Mind_Body Connection, connectedTo, Injury Prevention>
+<Personal Training, tests, Functional Fitness Training>
+<Weightlifting Techniques, assesses, Home Workout Programs>
+<Workout Tracking Apps, connectedTo, Corporate Wellness Programs>
diff --git a/test/mermaid/scanned_hard/mermaid_87.mmd b/test/mermaid/scanned_hard/mermaid_87.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..4975445b64ac314ebd93cfa40ad93cc82e8d6812
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_87.mmd
@@ -0,0 +1,34 @@
+graph RL
+    N0([Bathroom Design])
+    N1[3D Rendering]
+    N2[/CAD Drafting/]
+    N3[/Textile and Fabric Selection/]
+    N4(Hospitality Interior Design)
+    N5(Bedroom Design)
+    N6[/Commercial Interior Design/]
+    N7([Flooring Specification])
+    N0 --> |plans| N1
+    N1 -.-> N2
+    N2 --> N3
+    N3 -.-> |manages| N4
+    N4 -.-> |materials| N5
+    N5 --> N6
+    N6 -.-> |transforms| N7
+    N5 -.-> |measures| N2
+    style N0 fill:#FFF0CC,stroke:#FFCC80
+    style N1 fill:#EDF5F3,stroke:#A1D7CD
+    style N2 fill:#E0F2F1,stroke:#4DB6AC
+    style N3 fill:#FFF0CC,stroke:#FFCC80
+    style N4 fill:#FFF0CC,stroke:#FFCC80
+    style N5 fill:#E0F2F1,stroke:#4DB6AC
+    style N6 fill:#FFF0CC,stroke:#FFCC80
+    style N7 fill:#EDF5F3,stroke:#A1D7CD
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#A1D7CD,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FFCC80,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#4DB6AC,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_88.mmd b/test/mermaid/scanned_hard/mermaid_88.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..b2ad643c30f2157947873183be8e04f516b23d9f
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_88.mmd
@@ -0,0 +1,48 @@
+graph RL
+    N0([start])
+    N1[[Voice Biometrics]]
+    N2[/Simultaneous Interpretation/]
+    N3{Speaker Diarization}
+    N4(Subtitling Generation)
+    N5(Sentiment Analysis in Translation)
+    N6[Multimodal Translation]
+    N7[[Real_Time Captioning]]
+    N8[Custom Vocabulary Integration]
+    N9(Statistical Machine Translation)
+    N10([Pronunciation Correction])
+    N0 -.-> N1
+    N1 -.-> |outputs| N2
+    N2 -.-> |understands| N3
+    N3 --> N4
+    N4 --> N5
+    N5 --> |connects| N6
+    N6 -.-> N7
+    N7 --> |researches| N8
+    N8 --> |adapts| N9
+    N9 --> N10
+    N0 --> N10
+    N4 --> N6
+    style N0 fill:#FFCCBC,stroke:#FF5722
+    style N1 fill:#B2EBF2,stroke:#00BCD4
+    style N2 fill:#FFCCBC,stroke:#FF5722
+    style N3 fill:#B2EBF2,stroke:#00BCD4
+    style N4 fill:#E8F5E9,stroke:#66BB6A
+    style N5 fill:#E8F5E9,stroke:#66BB6A
+    style N6 fill:#FFCCBC,stroke:#FF5722
+    style N7 fill:#E8F5E9,stroke:#66BB6A
+    style N8 fill:#FFCCBC,stroke:#FF5722
+    style N9 fill:#E8F5E9,stroke:#66BB6A
+    style N10 fill:#FFCCBC,stroke:#FF5722
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#66BB6A,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#00BCD4,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FF5722,stroke-width:2px,fill:none;
+    linkStyle 11 stroke:#FF5722,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_88.txt b/test/mermaid/scanned_hard/mermaid_88.txt
new file mode 100644
index 0000000000000000000000000000000000000000..01736e7f5f5edcc6ac4512feed0bf88486b29525
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_88.txt
@@ -0,0 +1,12 @@
+<Custom Vocabulary Integration, adapts, Statistical Machine Translation>
+<Multimodal Translation, connectedTo, Real_Time Captioning>
+<Real_Time Captioning, researches, Custom Vocabulary Integration>
+<Sentiment Analysis in Translation, connects, Multimodal Translation>
+<Simultaneous Interpretation, understands, Speaker Diarization>
+<Speaker Diarization, connectedTo, Subtitling Generation>
+<Statistical Machine Translation, connectedTo, Pronunciation Correction>
+<Subtitling Generation, connectedTo, Multimodal Translation>
+<Subtitling Generation, connectedTo, Sentiment Analysis in Translation>
+<Voice Biometrics, outputs, Simultaneous Interpretation>
+<start, connectedTo, Pronunciation Correction>
+<start, connectedTo, Voice Biometrics>
diff --git a/test/mermaid/scanned_hard/mermaid_89.mmd b/test/mermaid/scanned_hard/mermaid_89.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..5d141dc26905354a078641ebbba8ed1c97a4392d
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_89.mmd
@@ -0,0 +1,46 @@
+graph TD
+    N0([Airspace Management for Drones])
+    N1[Environmental Monitoring]
+    N2([Swarm Robotics for Drones])
+    N3[[Propeller Design]]
+    N4(Payload Customization)
+    N5[/Inspection/]
+    N6{Ethical Drone Use}
+    N7(Drone Design)
+    N8[[Delivery Services]]
+    N9(Mapping and Surveying)
+    N10([Security Surveillance])
+    N0 --> |processes| N1
+    N1 --> N2
+    N2 --> |tests| N3
+    N3 -.-> |audits| N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> |maintains| N7
+    N7 --> |surveys| N8
+    N8 -.-> N9
+    N9 -.-> N10
+    N3 -.-> |applies| N1
+    style N0 fill:#FFF3E0,stroke:#FFA726
+    style N1 fill:#C9F0F0,stroke:#4DD0E1
+    style N2 fill:#C9F0F0,stroke:#4DD0E1
+    style N3 fill:#C9F0F0,stroke:#4DD0E1
+    style N4 fill:#C9F0F0,stroke:#4DD0E1
+    style N5 fill:#E0F2F1,stroke:#4DB6AC
+    style N6 fill:#FFF3E0,stroke:#FFA726
+    style N7 fill:#E0F2F1,stroke:#4DB6AC
+    style N8 fill:#C9F0F0,stroke:#4DD0E1
+    style N9 fill:#C9F0F0,stroke:#4DD0E1
+    style N10 fill:#FFF3E0,stroke:#FFA726
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#4DB6AC,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#4DD0E1,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#FFA726,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#FFA726,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_90.mmd b/test/mermaid/scanned_hard/mermaid_90.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..76981b94cb1af102ed81252dd3bc9c10d206f603
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_90.mmd
@@ -0,0 +1,40 @@
+graph TD
+    N0([Map Data Management])
+    N1(Simulation and Testing)
+    N2(Sensor Integration)
+    N3([Accident Reconstruction for AVs])
+    N4[Cybersecurity for AVs]
+    N5(Predictive Maintenance)
+    N6[/Remote Operation Capability/]
+    N7[/Localization and Mapping/]
+    N8([end])
+    N0 --> N1
+    N1 --> N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 --> N6
+    N6 --> |certifies| N7
+    N7 --> |drives| N8
+    N6 -.-> |plans| N8
+    N7 --> |informs| N2
+    style N0 fill:#D1C4E9,stroke:#7E57C2
+    style N1 fill:#D1C4E9,stroke:#7E57C2
+    style N2 fill:#D1C4E9,stroke:#7E57C2
+    style N3 fill:#F3E5F5,stroke:#BA68C8
+    style N4 fill:#EBEBEB,stroke:#E0E0E0
+    style N5 fill:#D1C4E9,stroke:#7E57C2
+    style N6 fill:#F3E5F5,stroke:#BA68C8
+    style N7 fill:#EBEBEB,stroke:#E0E0E0
+    style N8 fill:#D1C4E9,stroke:#7E57C2
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#BA68C8,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#7E57C2,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#BA68C8,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_90.txt b/test/mermaid/scanned_hard/mermaid_90.txt
new file mode 100644
index 0000000000000000000000000000000000000000..81aa84e90e74a18186e815e8345e108962c9af9b
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_90.txt
@@ -0,0 +1,10 @@
+<Accident Reconstruction for AVs, connectedTo, Cybersecurity for AVs>
+<Cybersecurity for AVs, connectedTo, Predictive Maintenance>
+<Localization and Mapping, drives, end>
+<Localization and Mapping, informs, Sensor Integration>
+<Map Data Management, connectedTo, Simulation and Testing>
+<Predictive Maintenance, connectedTo, Remote Operation Capability>
+<Remote Operation Capability, certifies, Localization and Mapping>
+<Remote Operation Capability, plans, end>
+<Sensor Integration, connectedTo, Accident Reconstruction for AVs>
+<Simulation and Testing, connectedTo, Sensor Integration>
diff --git a/test/mermaid/scanned_hard/mermaid_91.txt b/test/mermaid/scanned_hard/mermaid_91.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a6435a9839ae087c20e04dd95704547aed3de97e
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_91.txt
@@ -0,0 +1,9 @@
+<Autonomous Shared Vehicles, no, end>
+<Charging or Refueling Logistics, connectedTo, Fraud Prevention>
+<Fraud Prevention, yes, Autonomous Shared Vehicles>
+<Fraud Prevention, yes, Platform Development>
+<Platform Development, connectedTo, Autonomous Shared Vehicles>
+<Platform Development, yes, Ride_sharing Services>
+<Public Transit Integration, connectedTo, Platform Development>
+<Ride_sharing Services, connectedTo, Charging or Refueling Logistics>
+<start, connectedTo, Public Transit Integration>
diff --git a/test/mermaid/scanned_hard/mermaid_92.txt b/test/mermaid/scanned_hard/mermaid_92.txt
new file mode 100644
index 0000000000000000000000000000000000000000..39fdbb7fb4bd95f369bb16772e50c122d53d9512
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_92.txt
@@ -0,0 +1,10 @@
+<Access Control Systems, connectedTo, Navigation to Open Space>
+<Customer Support, no, Valet Parking Automation>
+<Emergency Vehicle Access Management, connectedTo, end>
+<Navigation to Open Space, connectedTo, Emergency Vehicle Access Management>
+<Permit Management, no, Revenue Management>
+<Permit Management, no, start>
+<Revenue Management, yes, Access Control Systems>
+<Valet Parking Automation, connectedTo, Violation Detection>
+<Violation Detection, yes, Permit Management>
+<start, connectedTo, Customer Support>
diff --git a/test/mermaid/scanned_hard/mermaid_94.txt b/test/mermaid/scanned_hard/mermaid_94.txt
new file mode 100644
index 0000000000000000000000000000000000000000..752f2f6fdd550848cb207ea98aee7d26c74dc5a5
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_94.txt
@@ -0,0 +1,10 @@
+<Blockchain for Voting, connectedTo, Cryptographic Security>
+<Blockchain for Voting, connectedTo, Threat Modeling>
+<Cryptographic Security, authenticates, Cybersecurity for Voting Systems>
+<Cybersecurity for Voting Systems, educates, Penetration Testing>
+<Penetration Testing, connectedTo, Blockchain for Voting>
+<Secure Data Transmission, maintains, Cryptographic Security>
+<Threat Modeling, upgrades, Undue Influence Prevention>
+<Undue Influence Prevention, connectedTo, Cybersecurity for Voting Systems>
+<Undue Influence Prevention, validates, Biometric Voter ID>
+<start, alerts, Secure Data Transmission>
diff --git a/test/mermaid/scanned_hard/mermaid_95.mmd b/test/mermaid/scanned_hard/mermaid_95.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..062433b584a0108496377eb0b7245d1e13b1ba97
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_95.mmd
@@ -0,0 +1,38 @@
+graph TD
+    N0([Program Design])
+    N1(Policy Evaluation)
+    N2[Public Consultation Process]
+    N3[Local Government Policy]
+    N4[[National Policy Development]]
+    N5([Data Visualization for Policy])
+    N6(Stakeholder Analysis)
+    N7[Evidence_Based Policymaking]
+    N8([Behavioral Economics in Policy])
+    N0 -.-> N1
+    N1 -.-> |models| N2
+    N2 -.-> |governs| N3
+    N3 -.-> |influences| N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 --> |strategies| N7
+    N7 -.-> N8
+    N5 -.-> N2
+    style N0 fill:#DDCEDD,stroke:#AF56A6
+    style N1 fill:#EBEBEB,stroke:#E0E0E0
+    style N2 fill:#DDCEDD,stroke:#AF56A6
+    style N3 fill:#EBEBEB,stroke:#E0E0E0
+    style N4 fill:#EBEBEB,stroke:#E0E0E0
+    style N5 fill:#EBEBEB,stroke:#E0E0E0
+    style N6 fill:#DDCEDD,stroke:#AF56A6
+    style N7 fill:#DDCEDD,stroke:#AF56A6
+    style N8 fill:#EBEBEB,stroke:#E0E0E0
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#D2D2D2,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#AF56A6,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#E0E0E0,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#D2D2D2,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_96.mmd b/test/mermaid/scanned_hard/mermaid_96.mmd
new file mode 100644
index 0000000000000000000000000000000000000000..11376077945ed5cbcbd43d8264adbdace2839541
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_96.mmd
@@ -0,0 +1,44 @@
+graph LR
+    N0([start])
+    N1[(Bias Mitigation)]
+    N2[Data Visualization for Research]
+    N3{Reproducibility Studies}
+    N4[[Data Collection]]
+    N5(Plagiarism Detection)
+    N6(Methodology Selection)
+    N7[Sampling Techniques]
+    N8(Qualitative Analysis)
+    N9([Software for Statistical Analysis])
+    N0 -.-> |validates| N1
+    N1 -.-> |data management| N2
+    N2 -.-> N3
+    N3 --> N4
+    N4 -.-> N5
+    N5 -.-> N6
+    N6 -.-> N7
+    N7 -.-> |licenses| N8
+    N8 --> N9
+    N4 -.-> N1
+    N4 --> |develops| N6
+    style N0 fill:#F1F8E9,stroke:#388E3C
+    style N1 fill:#E1BEE7,stroke:#9C27B0
+    style N2 fill:#E1BEE7,stroke:#9C27B0
+    style N3 fill:#F1F8E9,stroke:#388E3C
+    style N4 fill:#E1BEE7,stroke:#9C27B0
+    style N5 fill:#F1F8E9,stroke:#388E3C
+    style N6 fill:#E1BEE7,stroke:#9C27B0
+    style N7 fill:#E1BEE7,stroke:#9C27B0
+    style N8 fill:#F5F5DC,stroke:#BCB88A
+    style N9 fill:#F1F8E9,stroke:#388E3C
+    classDef handwritten font-family:Comic Sans MS,font-size:14px,color:#2b2b2b;
+    linkStyle 0 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 1 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 2 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 3 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 4 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 5 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 6 stroke:#000000,stroke-width:2px,fill:none;
+    linkStyle 7 stroke:#BCB88A,stroke-width:2px,fill:none;
+    linkStyle 8 stroke:#388E3C,stroke-width:2px,fill:none;
+    linkStyle 9 stroke:#9C27B0,stroke-width:2px,fill:none;
+    linkStyle 10 stroke:#9C27B0,stroke-width:2px,fill:none;
\ No newline at end of file
diff --git a/test/mermaid/scanned_hard/mermaid_97.txt b/test/mermaid/scanned_hard/mermaid_97.txt
new file mode 100644
index 0000000000000000000000000000000000000000..020ca40fb89b63be414438db70aa1843e16c0f04
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_97.txt
@@ -0,0 +1,11 @@
+<Database Management, connectedTo, Open Access Repository Management>
+<Digital Resource Management, yes, end>
+<Integrated Library Systems, connectedTo, Database Management>
+<Metadata Creation, connectedTo, Database Management>
+<Metadata Creation, no, RFID System Implementation>
+<Open Access Repository Management, yes, Digital Resource Management>
+<RFID System Implementation, connectedTo, Subject Indexing>
+<Reference Desk Support, connectedTo, Metadata Creation>
+<Subject Indexing, no, Integrated Library Systems>
+<Subject Indexing, no, RFID System Implementation>
+<start, connectedTo, Reference Desk Support>
diff --git a/test/mermaid/scanned_hard/mermaid_98.txt b/test/mermaid/scanned_hard/mermaid_98.txt
new file mode 100644
index 0000000000000000000000000000000000000000..441dde7975a1d9acead1bb42f284517c2d066733
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_98.txt
@@ -0,0 +1,12 @@
+<Access and Reference Services, connectedTo, Web Archiving>
+<Community Archiving Projects, retrieves, Intellectual Property Rights Management>
+<Digital Forensics for Archives, collects, Serialization and Item Control>
+<Digital Forensics for Archives, connectedTo, Web Archiving>
+<Intellectual Property Rights Management, connectedTo, Access and Reference Services>
+<Legal and Ethical Compliance, connectedTo, Preservation Planning>
+<Legal and Ethical Compliance, digitizes, Access and Reference Services>
+<Preservation Planning, contextualizes, Records Management Integration>
+<Records Management Integration, exhibits, Digital Forensics for Archives>
+<Serialization and Item Control, preserves, Long_Term Digital Preservation>
+<Web Archiving, develops, Legal and Ethical Compliance>
+<start, processes, Community Archiving Projects>
diff --git a/test/mermaid/scanned_hard/mermaid_99.txt b/test/mermaid/scanned_hard/mermaid_99.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2e25f08e1930db7f86320876cf468710effbdf40
--- /dev/null
+++ b/test/mermaid/scanned_hard/mermaid_99.txt
@@ -0,0 +1,11 @@
+<Augmented Reality Experiences, connectedTo, Educational Technology Integration>
+<Community Engagement Platforms, AR or VR, Environmental Control Systems>
+<Digital Storytelling, complies, Member Management Systems>
+<Educational Technology Integration, displays, Crowdsourcing for Collections>
+<Environmental Control Systems, entertains, Digital Storytelling>
+<Exhibition Design, connectedTo, Crowdsourcing for Collections>
+<Exhibition Design, upgrades, Online Shop Integration>
+<Member Management Systems, connectedTo, Visitor Analytics>
+<Online Shop Integration, connectedTo, Augmented Reality Experiences>
+<Visitor Analytics, connectedTo, Exhibition Design>
+<start, exhibits, Community Engagement Platforms>
diff --git a/test/plantuml/graph_easy/plantuml_101.png b/test/plantuml/graph_easy/plantuml_101.png
new file mode 100644
index 0000000000000000000000000000000000000000..1a428e4f9db96f8a9844634bd45150fb9c1e8a7b
--- /dev/null
+++ b/test/plantuml/graph_easy/plantuml_101.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 44449
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new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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new file mode 100644
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new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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+size 49067
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new file mode 100644
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new file mode 100644
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+}
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\ No newline at end of file
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+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Student Feedback Collection" as Group0 #FCE4EC {
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+    frame "Course Material Preparation" as nest0_1 #F3E5F5
+    database "Counseling Session" as nest0_2 #EFE6FF
+    node "Online Learning Platform Management" as nest0_3 #EFE6FF
+}
+node "Advisory Committee Meeting" as N0 #E0E6E9
+artifact "Peer Tutoring" as N1 #E0E6E9
+node "Internship Coordination" as N2 #E0E6E9
+folder "Thesis Submission" as N3 #EFE6FF
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+frame "Orientation" as N5 #EFE6FF
+usecase "Document Verification" as N6 #E0E6E9
+folder "School Accreditation" as N7 #E0E6E9
+folder "Student Application" as N8 #E0E6E9
+database "Attendance Tracking" as N9 #E0E6E9
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+frame "Student Enrollment" as N12 #F3E5F5
+circle " " as S0 #E0E6E9
+circle " " as M0 #EFE6FF
+N0 -[#AABEC6]-> N1 : researches
+N1 -[#AB47BC]-> N2
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+N8 -[#000000]-> N9
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+nest0_0 ..[#AABEC6]..> nest0_1
+nest0_1 -[#AB47BC]-> nest0_2 : recruits
+nest0_2 -[#C2B2F0]-> nest0_3
+N10 ..[#C2B2F0]..> nest0_0
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+N7 ..[#C2B2F0]..> M0 : certifies
+N3 -[#000000]-> M0 : reports
+M0 ..[#AB47BC]..> N11
+@enduml
\ No newline at end of file
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new file mode 100644
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diff --git a/test/plantuml/graph_medium/plantuml_123.txt b/test/plantuml/graph_medium/plantuml_123.txt
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index 0000000000000000000000000000000000000000..eb2560cf840824b7b9eeac5ff1c9c533a4a01c0d
--- /dev/null
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@@ -0,0 +1,22 @@
+<Air Quality Forecasting, connectedTo, Public Weather Briefing>
+<Atmospheric Data Collection, partOf, Precipitation Measurement>
+<Atmospheric Data Collection, retrieves, Air Quality Forecasting>
+<Aviation Weather Briefing, connectedTo, Synoptic Chart Analysis>
+<Climate Modeling, calculates, Tornado Watch or Warning>
+<Mesoscale Meteorology, connectedTo, Tropical Cyclone Analysis>
+<Mesoscale Meteorology, partOf, Precipitation Measurement>
+<Meteorological Instrument Calibration, connectedTo, Mesoscale Meteorology>
+<Meteorological Instrument Calibration, transmits, Flood Prediction>
+<Meteorological Station Maintenance, connectedTo, Snowfall Measurement>
+<Pollution Dispersion Modeling, predicts, Meteorological Instrument Calibration>
+<Public Weather Briefing, connectedTo, Aviation Weather Briefing>
+<Snowfall Measurement, reports, Temperature Monitoring>
+<Synoptic Chart Analysis, connectedTo, Climate Modeling>
+<Synoptic Chart Analysis, connectedTo, Meteorological Instrument Calibration>
+<Temperature Monitoring, connectedTo, Air Quality Forecasting>
+<Temperature Monitoring, connectedTo, Meteorological Instrument Calibration>
+<Tornado Watch or Warning, connectedTo, Flood Prediction>
+<Tornado Watch or Warning, connectedTo, Pollution Dispersion Modeling>
+<Tornado Watch or Warning, integrates, Meteorological Instrument Calibration>
+<Tropical Cyclone Analysis, connectedTo, Atmospheric Data Collection>
+<Tropical Cyclone Analysis, partOf, Precipitation Measurement>
diff --git a/test/plantuml/graph_medium/plantuml_125.png b/test/plantuml/graph_medium/plantuml_125.png
new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_126.puml b/test/plantuml/graph_medium/plantuml_126.puml
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,50 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Landfill Operation" as Group0 #F3E5F5 {
+    cloud "Industrial Waste Management" as nest0_0 #FFCCBC
+    node "Landfill Gas Collection" as nest0_1 #DFE7EB
+}
+node "Container Management" as N0 #DFE7EB
+artifact "Hazardous Waste Disposal" as N1 #FFCCBC
+component "Extended Producer Responsibility" as N2 #FFCCBC
+frame "Waste Reduction Planning" as N3 #FFCCBC
+folder "Organics Collection" as N4 #FFEBEB
+cloud "Waste Sorting" as N5 #DFE7EB
+folder "Waste_to_Energy Conversion" as N6 #DFE7EB
+database "Paper Recycling" as N7 #FFCCBC
+frame "Composting" as N8 #FFEBEB
+cloud "Biomedical Waste Handling" as N9 #FFCCBC
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+component "Waste Management Policy Development" as N12 #FFEBEB
+folder "Construction and Demolition Waste Management" as N13 #FFCCBC
+artifact "Material Recovery Facility Operation" as N14 #FFCCBC
+circle " " as S0 #DFE7EB
+circle " " as M0 #FFCCBC
+N0 ..[#FFC2C2]..> N1
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+N2 ..[#FF5722]..> M0
+N7 -[#000000]-> M0 : reuses
+M0 ..[#B0C5CD]..> N10
+@enduml
\ No newline at end of file
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_14.puml b/test/plantuml/graph_medium/plantuml_14.puml
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--- /dev/null
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@@ -0,0 +1,51 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Refund Process" as Group0 #E0F2F1 {
+    frame "Loyalty Points" as nest0_0 #FFF9C4
+    cloud "Product Listing" as nest0_1 #FFF9C4
+}
+usecase "Order Confirmation" as N0 #FFF9C4
+usecase "Promotion Application" as N1 #FFEBEB
+folder "Payment Gateway Reconciliation" as N2 #C2E8E6
+node "Customer Review" as N3 #FFF9C4
+folder "Fraud Detection" as N4 #FFF9C4
+rectangle "Warehouse Management" as N5 #C2E8E6
+folder "Return Merchandise Authorization" as N6 #FFF9C4
+folder "Live Chat Support" as N7 #FFEBEB
+cloud "Package Return" as N8 #FFEBEB
+folder "Wishlist Management" as N9 #C2E8E6
+node "Marketing Campaign Launch" as N10 #FFF9C4
+artifact "Cross_selling Recommendation" as N11 #FFF9C4
+frame "Mobile App Interaction" as N12 #FFEBEB
+database "Delivery Tracking" as N13 #C2E8E6
+node "Cart Abandonment" as N14 #FFF9C4
+folder "Search Engine Optimization" as N15 #FFEBEB
+circle " " as S0 #C2E8E6
+circle " " as M0 #FFEBEB
+N0 -[#FFC2C2]-> N1
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+N1 ..[#FFC2C2]..> M0
+M0 -[#000000]-> N7
+@enduml
\ No newline at end of file
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diff --git a/test/plantuml/graph_medium/plantuml_146.txt b/test/plantuml/graph_medium/plantuml_146.txt
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+<Community Preparedness, connectedTo, Infrastructure Repair>
+<Community Preparedness, connectedTo, Shelter Management>
+<Community Preparedness, supports, Drone Deployment for Assessment>
+<Emergency Planning, connectedTo, Shelter Management>
+<Emergency Planning, partOf, Damage Assessment>
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+<Infrastructure Repair, rescues, Volunteer Coordination>
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+<Psychosocial Support, connectedTo, Drone Deployment for Assessment>
+<Resource Mobilization, connectedTo, Infrastructure Repair>
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+<Satellite Imagery Analysis, warns, Emergency Planning>
+<Shelter Management, connectedTo, Drone Deployment for Assessment>
+<Shelter Management, connectedTo, Psychosocial Support>
+<Shelter Management, locates, Infrastructure Repair>
+<Shelter Management, treats, Resource Mobilization>
+<Volunteer Coordination, connectedTo, Satellite Imagery Analysis>
+<Volunteer Coordination, partOf, Damage Assessment>
diff --git a/test/plantuml/graph_medium/plantuml_147.puml b/test/plantuml/graph_medium/plantuml_147.puml
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--- /dev/null
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@@ -0,0 +1,55 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Hazard Mapping" as Group0 #F1F8E9 {
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+    node "Climate Change Adaptation for Disasters" as nest0_1 #FDFCEB
+    cloud "Vulnerability Analysis" as nest0_2 #FDFCEB
+}
+rectangle "Volunteer Coordination" as N0 #E8EAF6
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+S0 -[#9C27B0]-> N10
+S0 ..[#000000]..> N12
+N4 ..[#5C6BC0]..> S1
+S1 -[#9C27B0]-> N9 : treats
+S1 -[#EAEFA5]-> N8 : identifies
+N1 ..[#9C27B0]..> M0
+N3 ..[#000000]..> M0
+M0 -[#5C6BC0]-> N6
+N6 -[#EAEFA5]-> M1 : maps
+N2 ..[#000000]..> M1
+M1 -[#9C27B0]-> N12
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_148.png b/test/plantuml/graph_medium/plantuml_148.png
new file mode 100644
index 0000000000000000000000000000000000000000..4c820d770c015d160714e4dde45ad312eed244c1
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_148.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:47639c9e88d777bba3f54d2070990ad2586fae7e834cd57bfe034fa87f1cd874
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diff --git a/test/plantuml/graph_medium/plantuml_149.png b/test/plantuml/graph_medium/plantuml_149.png
new file mode 100644
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:34bb61d4bc54ed54b085f34a77c1850d44f1c46a41218720a3622540011ccaf0
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diff --git a/test/plantuml/graph_medium/plantuml_15.png b/test/plantuml/graph_medium/plantuml_15.png
new file mode 100644
index 0000000000000000000000000000000000000000..6825433ba84e63cf0d423ee8648894a47e613b0d
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_15.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:31861f531bdb37d1036255562675926ea0ad2979e3f22f5acd84734fdcc94620
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diff --git a/test/plantuml/graph_medium/plantuml_150.png b/test/plantuml/graph_medium/plantuml_150.png
new file mode 100644
index 0000000000000000000000000000000000000000..1264c3ceae901aa9f62c9dff8ca1af619a455e07
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_150.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:80c487810f190a18487d3d9523d263b13276f2e6f88e2460a434dd964b1f6de9
+size 72824
diff --git a/test/plantuml/graph_medium/plantuml_150.puml b/test/plantuml/graph_medium/plantuml_150.puml
new file mode 100644
index 0000000000000000000000000000000000000000..5a36ba56d4fcca4a0a1521f76b56578b51d6d63f
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_150.puml
@@ -0,0 +1,46 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Logistics Support" as Group0 #FBE9E7 {
+    component "Counter_Terrorism Operations" as nest0_0 #E3F2FD
+    frame "Chaplain Services" as nest0_1 #E1BEE7
+    node "Joint Exercises" as nest0_2 #E3F2FD
+    database "Readiness Assessment" as nest0_3 #E1BEE7
+}
+component "Rules of Engagement" as N0 #F6F6F6
+rectangle "Supply Chain Management" as N1 #E1BEE7
+usecase "Disaster Relief Deployment" as N2 #F6F6F6
+database "Weapon Systems Development" as N3 #E1BEE7
+usecase "Air Operations" as N4 #E1BEE7
+usecase "Civil_Military Cooperation" as N5 #F6F6F6
+artifact "Intelligence Gathering" as N6 #E3F2FD
+artifact "Force Projection" as N7 #F6F6F6
+node "Ground Operations" as N8 #E3F2FD
+rectangle "Operations Planning" as N9 #E1BEE7
+rectangle "Unmanned Systems Operation" as N10 #E1BEE7
+circle " " as S1 #E1BEE7
+circle " " as M0 #F6F6F6
+N0 -[#000000]-> N1
+N1 -[#64B5F6]-> N2
+N2 -[#000000]-> N3
+N3 ..[#64B5F6]..> N4
+N4 ..[#64B5F6]..> N5
+N5 ..[#64B5F6]..> N6
+N6 -[#000000]-> N7 : develops
+N7 ..[#9C27B0]..> N8
+N8 ..[#9C27B0]..> N9
+N9 ..[#9C27B0]..> N10
+nest0_0 ..[#CFCFCF]..> nest0_1 : innovates
+nest0_1 -[#9C27B0]-> nest0_2 : secures
+nest0_2 -[#9C27B0]-> nest0_3
+N6 -[#000000]-> nest0_0 : maintains
+nest0_3 -[#9C27B0]-> N9 : trains
+N3 -[#64B5F6]-> S1
+S1 -[#9C27B0]-> N9
+S1 -[#64B5F6]-> N7
+N5 ..[#64B5F6]..> M0
+N2 ..[#CFCFCF]..> M0 : commands
+M0 ..[#9C27B0]..> N8
+nest0_3 ..[#CFCFCF]..> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_151.png b/test/plantuml/graph_medium/plantuml_151.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d9142effc0dae50377b2e94baa379e159d7cc240e8bbc891f0a94262b3525837
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diff --git a/test/plantuml/graph_medium/plantuml_154.png b/test/plantuml/graph_medium/plantuml_154.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f162297b735feb263b1c0859ad6ab061621d24fe4ccad262de2c617b2041c837
+size 59170
diff --git a/test/plantuml/graph_medium/plantuml_155.png b/test/plantuml/graph_medium/plantuml_155.png
new file mode 100644
index 0000000000000000000000000000000000000000..a940e2c47a2de54371d591886279d4c144646fe3
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_155.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:cacac316f5538fe81e8674db77d788efaaa69a4bbda8010314fcacbae092353a
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diff --git a/test/plantuml/graph_medium/plantuml_156.png b/test/plantuml/graph_medium/plantuml_156.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5e3507c8f981a31ea571d9619dd22f5b88d400223a9b5c4c7d468c26c57a487b
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diff --git a/test/plantuml/graph_medium/plantuml_157.png b/test/plantuml/graph_medium/plantuml_157.png
new file mode 100644
index 0000000000000000000000000000000000000000..03b26181abbb80222c1a7bf7f401955f579dc861
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_157.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:724aa320272023300b4369ed967e497f644d98b4e6258bf9a153e1fa0236abc2
+size 74448
diff --git a/test/plantuml/graph_medium/plantuml_157.txt b/test/plantuml/graph_medium/plantuml_157.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2d145b2c104b1e75343b24823359b87f566b43cf
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_157.txt
@@ -0,0 +1,23 @@
+<3D Model Design, connectedTo, File Format Conversion>
+<3D Model Design, partOf, Printing Process>
+<Additive Manufacturing, connectedTo, Intellectual Property Protection for Designs>
+<Additive Manufacturing, models, Distributed Manufacturing>
+<Bioprinting, connectedTo, Distributed Manufacturing>
+<Bioprinting, connectedTo, Printing Parameter Optimization>
+<Bioprinting, controls, Print Farm Management>
+<Distributed Manufacturing, connectedTo, Post_Processing>
+<File Format Conversion, connectedTo, Fused Deposition Modeling>
+<File Format Conversion, partOf, Printing Process>
+<Fused Deposition Modeling, partOf, Printing Process>
+<Fused Deposition Modeling, repairs, Post_Processing>
+<Intellectual Property Protection for Designs, connectedTo, Maintenance and Repair of Printers>
+<Intellectual Property Protection for Designs, connectedTo, Print Farm Management>
+<Intellectual Property Protection for Designs, connectedTo, Sustainable 3D Printing Materials>
+<Intellectual Property Protection for Designs, prototypes, Material Research and Development>
+<Maintenance and Repair of Printers, automates, 3D Model Design>
+<Maintenance and Repair of Printers, partOf, Printing Process>
+<Material Research and Development, connectedTo, Bioprinting>
+<Print Farm Management, connectedTo, Printing Parameter Optimization>
+<Printing Parameter Optimization, connectedTo, Distributed Manufacturing>
+<Printing Parameter Optimization, manufactures, Sustainable 3D Printing Materials>
+<Sustainable 3D Printing Materials, connectedTo, Distributed Manufacturing>
diff --git a/test/plantuml/graph_medium/plantuml_158.png b/test/plantuml/graph_medium/plantuml_158.png
new file mode 100644
index 0000000000000000000000000000000000000000..2d55d599322968af0f345e1bd940e58793c85e9d
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_158.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 94554
diff --git a/test/plantuml/graph_medium/plantuml_159.png b/test/plantuml/graph_medium/plantuml_159.png
new file mode 100644
index 0000000000000000000000000000000000000000..3884c005a7bccde0b6099151e507f521bff1d1d7
--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 72547
diff --git a/test/plantuml/graph_medium/plantuml_160.png b/test/plantuml/graph_medium/plantuml_160.png
new file mode 100644
index 0000000000000000000000000000000000000000..fb13025d561d5df549f0b3a302d80c761c7d11e8
--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e186c15010be45d401bcf379c063037d21e4aac26ee176e1fa2f20e5257fd52c
+size 80384
diff --git a/test/plantuml/graph_medium/plantuml_161.png b/test/plantuml/graph_medium/plantuml_161.png
new file mode 100644
index 0000000000000000000000000000000000000000..c55cda1f3cc2555b7dfd467871e677e8beca93d3
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_161.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 63376
diff --git a/test/plantuml/graph_medium/plantuml_161.puml b/test/plantuml/graph_medium/plantuml_161.puml
new file mode 100644
index 0000000000000000000000000000000000000000..cd97829e040243cb595b92911908827bb28e4018
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_161.puml
@@ -0,0 +1,41 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Photovoltaics" as Group0 #F1F8E9 {
+    folder "Nanosensors" as nest0_0 #FAEBF3
+    folder "Catalysis at Nanoscale" as nest0_1 #C8EDFF
+    folder "Nanomedicine Development" as nest0_2 #FAEBF3
+    database "Lab_on_a_Chip Devices" as nest0_3 #C8EDFF
+}
+frame "Spectroscopy" as N0 #FFDAB9
+database "Carbon Nanotube Synthesis" as N1 #C8EDFF
+folder "Nanoscale Imaging" as N2 #FAEBF3
+folder "Nanoelectronics" as N3 #FFDAB9
+cloud "Water Purification using Nanomaterials" as N4 #FFDAB9
+folder "Ethical Implications of Nanotech" as N5 #FAEBF3
+component "Energy Storage Applications" as N6 #C8EDFF
+folder "Transmission Electron Microscopy" as N7 #FAEBF3
+component "Spintronics" as N8 #FAEBF3
+circle " " as S0 #FAEBF3
+circle " " as M0 #C8EDFF
+N0 ..[#FFC085]..> N1
+N1 ..[#F7BEE0]..> N2 : engineers
+N2 -[#82DAFF]-> N3 : integrates
+N3 -[#82DAFF]-> N4
+N4 -[#000000]-> N5
+N5 -[#FFC085]-> N6 : researches
+N6 ..[#82DAFF]..> N7 : deposits
+N7 ..[#000000]..> N8 : models
+nest0_0 -[#000000]-> nest0_1
+nest0_1 -[#000000]-> nest0_2
+nest0_2 ..[#82DAFF]..> nest0_3
+N6 -[#F7BEE0]-> nest0_0
+nest0_3 -[#F7BEE0]-> N7
+N1 ..[#F7BEE0]..> S0
+S0 ..[#82DAFF]..> N4 : enhances
+S0 -[#F7BEE0]-> N6
+N2 -[#82DAFF]-> M0
+N0 -[#000000]-> M0 : analyzes
+M0 -[#000000]-> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_162.png b/test/plantuml/graph_medium/plantuml_162.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_164.png b/test/plantuml/graph_medium/plantuml_164.png
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_164.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 77226
diff --git a/test/plantuml/graph_medium/plantuml_164.puml b/test/plantuml/graph_medium/plantuml_164.puml
new file mode 100644
index 0000000000000000000000000000000000000000..742c81dc7c0099792a91659a9106c7a24e9e6631
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_164.puml
@@ -0,0 +1,46 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Quantum Programming Languages" as Group0 #EDE7F6 {
+    folder "Quantum Error Correction" as nest0_0 #C8E6C9
+    folder "Quantum Bit Design" as nest0_1 #F1F8E9
+    folder "Quantum Cloud Computing Services" as nest0_2 #FFDAB9
+    artifact "Quantum Communication Protocols" as nest0_3 #FFDAB9
+}
+artifact "Superconducting Qubits" as N0 #C8E6C9
+folder "Quantum Algorithm Development" as N1 #C8E6C9
+rectangle "Quantum Sensing" as N2 #F1F8E9
+node "Quantum Supremacy Claims" as N3 #F1F8E9
+frame "Quantum Simulation" as N4 #C8E6C9
+usecase "Quantum Computing in Drug Discovery" as N5 #F1F8E9
+folder "Topological Qubits" as N6 #C8E6C9
+artifact "Laser Cooling for Ions" as N7 #C8E6C9
+rectangle "Quantum Computing for AI" as N8 #F1F8E9
+frame "Quantum Coherence Management" as N9 #FFDAB9
+rectangle "Quantum Entanglement Generation" as N10 #C8E6C9
+circle " " as S0 #C8E6C9
+circle " " as M0 #F1F8E9
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+N6 ..[#000000]..> N7
+N7 ..[#81C784]..> N8
+N8 -[#81C784]-> N9
+N9 -[#000000]-> N10
+nest0_0 -[#81C784]-> nest0_1
+nest0_1 ..[#FFC085]..> nest0_2
+nest0_2 -[#81C784]-> nest0_3
+N5 -[#81C784]-> nest0_0 : secures
+nest0_3 -[#FFC085]-> N9
+N6 -[#FFC085]-> S0
+S0 ..[#81C784]..> N8 : decrypts
+S0 ..[#81C784]..> N10
+N3 -[#FFC085]-> M0 : encrypts
+N5 -[#FFC085]-> M0 : protects
+N4 -[#81C784]-> M0
+M0 -[#FFC085]-> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_164.txt b/test/plantuml/graph_medium/plantuml_164.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e3cb3cdb9fbf4baf9a3dc6f8bf2b6e8d2c9a5d8c
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_164.txt
@@ -0,0 +1,24 @@
+<Laser Cooling for Ions, connectedTo, Quantum Computing for AI>
+<Quantum Algorithm Development, connectedTo, Quantum Sensing>
+<Quantum Bit Design, connectedTo, Quantum Cloud Computing Services>
+<Quantum Bit Design, partOf, Quantum Programming Languages>
+<Quantum Cloud Computing Services, connectedTo, Quantum Communication Protocols>
+<Quantum Cloud Computing Services, partOf, Quantum Programming Languages>
+<Quantum Coherence Management, connectedTo, Quantum Entanglement Generation>
+<Quantum Communication Protocols, connectedTo, Quantum Coherence Management>
+<Quantum Communication Protocols, partOf, Quantum Programming Languages>
+<Quantum Computing for AI, connectedTo, Quantum Coherence Management>
+<Quantum Computing in Drug Discovery, connectedTo, Topological Qubits>
+<Quantum Computing in Drug Discovery, protects, Quantum Computing for AI>
+<Quantum Computing in Drug Discovery, secures, Quantum Error Correction>
+<Quantum Error Correction, connectedTo, Quantum Bit Design>
+<Quantum Error Correction, partOf, Quantum Programming Languages>
+<Quantum Sensing, entangles, Quantum Supremacy Claims>
+<Quantum Simulation, connectedTo, Quantum Computing for AI>
+<Quantum Simulation, connectedTo, Quantum Computing in Drug Discovery>
+<Quantum Supremacy Claims, connectedTo, Quantum Simulation>
+<Quantum Supremacy Claims, encrypts, Quantum Computing for AI>
+<Superconducting Qubits, connectedTo, Quantum Algorithm Development>
+<Topological Qubits, connectedTo, Laser Cooling for Ions>
+<Topological Qubits, connectedTo, Quantum Entanglement Generation>
+<Topological Qubits, decrypts, Quantum Computing for AI>
diff --git a/test/plantuml/graph_medium/plantuml_165.png b/test/plantuml/graph_medium/plantuml_165.png
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_165.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_171.png b/test/plantuml/graph_medium/plantuml_171.png
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index 0000000000000000000000000000000000000000..157b6a4210a4d0684c78c7f6e68e959ba86bce12
--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_171.txt b/test/plantuml/graph_medium/plantuml_171.txt
new file mode 100644
index 0000000000000000000000000000000000000000..56e26a4776fc478d8dc2b7d52676019d3908e95d
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_171.txt
@@ -0,0 +1,19 @@
+<Augmented Reality Gaming, connectedTo, Community Management>
+<Augmented Reality Gaming, connectedTo, Narrative Design>
+<Augmented Reality Gaming, connectedTo, Network Code Optimization>
+<Augmented Reality Gaming, sounds, Network Code Optimization>
+<Community Management, connectedTo, Network Code Optimization>
+<Community Management, connectedTo, Quality Assurance Testing>
+<Game Analytics, streams, Augmented Reality Gaming>
+<Game Performance Optimization, engineers, Multiplayer Game Development>
+<Motion Capture, partOf, Mobile Game Development>
+<Motion Capture, supports, Game Analytics>
+<Multiplayer Game Development, connectedTo, Community Management>
+<Narrative Design, connectedTo, Game Performance Optimization>
+<Network Code Optimization, connectedTo, Character Design>
+<Quality Assurance Testing, manages, Sound Design>
+<Quality Assurance Testing, partOf, Mobile Game Development>
+<Sound Design, connectedTo, Motion Capture>
+<Sound Design, partOf, Mobile Game Development>
+<Voice Acting, designs, Network Code Optimization>
+<Voice Acting, scores, Game Analytics>
diff --git a/test/plantuml/graph_medium/plantuml_173.png b/test/plantuml/graph_medium/plantuml_173.png
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_173.png
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--- /dev/null
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@@ -0,0 +1,45 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Insurance Management" as Group0 #EDE7F6 {
+    component "Editing" as nest0_0 #DDCEDD
+    usecase "Screenwriting Workshops" as nest0_1 #C8EDFF
+    folder "Cinematography" as nest0_2 #C8EDFF
+    usecase "Lighting Design" as nest0_3 #DDCEDD
+}
+usecase "Set Construction" as N0 #C8EDFF
+folder "Legal Compliance" as N1 #C8EDFF
+cloud "Art Direction" as N2 #DDCEDD
+component "Storyboarding" as N3 #C8EDFF
+usecase "Marketing and Publicity" as N4 #DDCEDD
+folder "Makeup and Hair Design" as N5 #DDCEDD
+cloud "Film Financing" as N6 #C8EDFF
+folder "Post_production Audio" as N7 #FFFAE0
+folder "Talent Negotiation" as N8 #C8EDFF
+folder "Production Accounting" as N9 #C8EDFF
+folder "Sound Recording" as N10 #C8EDFF
+circle " " as S0 #FFFAE0
+circle " " as M0 #DDCEDD
+N0 -[#FFE470]-> N1
+N1 -[#82DAFF]-> N2 : composes
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+N2 ..[#AF56A6]..> M0 : secures
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+@enduml
\ No newline at end of file
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--- /dev/null
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+<Cinematography, connectedTo, Prop Management>
+<Cinematography, edits, Post_production Audio>
+<Directing, connectedTo, Visual Effects>
+<Post_production Audio, connectedTo, Screenwriting Workshops>
+<Post_production Audio, partOf, Casting>
+<Production Accounting, connectedTo, Directing>
+<Production Accounting, connectedTo, Storyboarding>
+<Production Accounting, connectedTo, Visual Effects>
+<Production Accounting, films, Cinematography>
+<Production Scheduling, connectedTo, Cinematography>
+<Prop Management, uploads, Storyboarding>
+<Screenwriting Workshops, connectedTo, Set Construction>
+<Screenwriting Workshops, partOf, Casting>
+<Set Construction, color grades, Special Effects>
+<Set Construction, partOf, Casting>
+<Special Effects, connectedTo, Production Accounting>
+<Special Effects, partOf, Casting>
+<Talent Negotiation, connectedTo, Visual Effects>
+<Talent Negotiation, post_produces, Production Accounting>
+<Visual Effects, connectedTo, Production Scheduling>
+<Visual Effects, connectedTo, Prop Management>
+<Visual Effects, connectedTo, Storyboarding>
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+<Cloud_based Data Platforms, connectedTo, Data Cleaning>
+<Cloud_based Data Platforms, connectedTo, Data Governance>
+<Cloud_based Data Platforms, connectedTo, Marketing Campaign Analysis>
+<Data Cleaning, connectedTo, Data Storytelling>
+<Data Cleaning, connectedTo, Report Generation>
+<Data Collection, connectedTo, Marketing Campaign Analysis>
+<Data Collection, partOf, Exploratory Data Analysis>
+<Data Governance, connectedTo, Marketing Campaign Analysis>
+<Data Governance, connectedTo, Report Generation>
+<Data Governance, connectedTo, Statistical Modeling>
+<Marketing Campaign Analysis, connectedTo, Time Series Forecasting>
+<Marketing Campaign Analysis, partOf, Exploratory Data Analysis>
+<Report Generation, connectedTo, Data Collection>
+<Report Generation, partOf, Exploratory Data Analysis>
+<Report Generation, predicts, Data Storytelling>
+<Statistical Modeling, extracts, Cloud_based Data Platforms>
+<Statistical Modeling, secures, Data Collection>
+<Time Series Forecasting, connectedTo, Data Storytelling>
+<Time Series Forecasting, partOf, Exploratory Data Analysis>
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+version https://git-lfs.github.com/spec/v1
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--- /dev/null
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@@ -0,0 +1,37 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Marketing Automation" as Group0 #ECEFF1 {
+    node "Mobile Marketing" as nest0_0 #F9FBE7
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+}
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+M0 ..[#607D8B]..> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_189.txt b/test/plantuml/graph_medium/plantuml_189.txt
new file mode 100644
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+<Decentralized Exchange Operation, lists assets, Staking>
+<Decentralized Exchange Operation, partOf, Custodial Services>
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+<Web3 Integration, analyzes markets, Blockchain Integration>
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_201.puml
@@ -0,0 +1,39 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Backer Communication" as Group0 #ECEFF1 {
+    artifact "Debt Crowdfunding" as nest0_0 #FFFDE0
+    usecase "Community Building" as nest0_1 #E4E0DF
+}
+artifact "Funding Period Management" as N0 #F8BBD0
+rectangle "Post_Campaign Updates" as N1 #FFFDE0
+artifact "Payment Processing" as N2 #FFFDE0
+component "Press Outreach" as N3 #FFFDE0
+folder "Tax Implications of Crowdfunding" as N4 #F8BBD0
+component "Success Fee Structures" as N5 #FFFDE0
+artifact "Securities Regulations Adherence" as N6 #F8BBD0
+node "Post_Campaign Reporting" as N7 #FFFDE0
+circle " " as S0 #FFFDE0
+circle " " as S1 #FFFDE0
+circle " " as M0 #F8BBD0
+N0 ..[#E91E63]..> N1 : calculates taxes
+N1 ..[#E91E63]..> N2 : collects donations
+N2 ..[#FFF8A6]..> N3
+N3 -[#E91E63]-> N4
+N4 -[#BDAFA8]-> N5
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+nest0_0 -[#FFF8A6]-> nest0_1
+N6 ..[#000000]..> nest0_0
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+S1 -[#FFF8A6]-> N4 : builds communities
+N2 -[#000000]-> M0
+N1 -[#000000]-> M0
+M0 -[#FFF8A6]-> N4
+@enduml
\ No newline at end of file
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+<Automated Testing, connectedTo, Release Management>
+<Automated Testing, manages environments, Chaos Engineering>
+<Canary Releases, connectedTo, Microservices Architecture>
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+<Chaos Engineering, connectedTo, Release Management>
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+<Performance Metrics Analysis, partOf, Immutable Infrastructure>
+<Post_Mortem Analysis, connectedTo, Secrets Management>
+<Release Management, connectedTo, Configuration Management>
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+<Security in DevOps, connectedTo, Container Orchestration>
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+<Security in DevOps, enables ChatOps, Automated Testing>
+<Security in DevOps, implements blue_green, Chaos Engineering>
+<Serverless Deployment, connectedTo, Collaboration Tools>
+<Serverless Deployment, partOf, Immutable Infrastructure>
+<Site Reliability Engineering Principles, connectedTo, Canary Releases>
+<Version Control, automates quality, Automated Testing>
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+<Refactoring, manages databases, System Design>
+<Requirements Gathering, connectedTo, API Development>
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+<Security Hardening, connectedTo, System Testing>
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+<System Design, connectedTo, Coding>
+<System Design, connectedTo, Technical Debt Management>
+<System Testing, connectedTo, Continuous Delivery>
+<Technical Debt Management, connectedTo, Coding>
+<User Interface Design, connectedTo, Security Hardening>
+<User Interface Design, partOf, Database Design>
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+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Microservices Architecture" as Group0 #E0F2F1 {
+    frame "System Testing" as nest0_0 #FFF9D4
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+    usecase "Embedded Systems Development" as nest0_3 #FFF9D4
+}
+artifact "Coding" as N0 #FFF9D4
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+N4 ..[#000000]..> N5
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+M1 -[#AABEC6]-> N5
+@enduml
\ No newline at end of file
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+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
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+    frame "Emerging Platform Exploration" as nest0_0 #E1F5FE
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+    folder "Brand Voice Development" as nest0_2 #E1BEE7
+    folder "Crisis Communication Plan" as nest0_3 #E1F5FE
+}
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+N4 ..[#9C27B0]..> nest0_0
+nest0_3 ..[#000000]..> N4
+N4 -[#4FC3F7]-> S0
+S0 ..[#000000]..> N10
+S0 ..[#4FC3F7]..> N7
+N4 -[#FFA726]-> S1
+S1 -[#9C27B0]-> N6
+S1 ..[#4FC3F7]..> N10 : develops brand voice
+N2 -[#000000]-> M0
+N4 -[#FFA726]-> M0 : creates stories
+M0 ..[#9C27B0]..> N7
+N0 -[#FFA726]-> M1
+N2 ..[#9C27B0]..> M1
+M1 ..[#9C27B0]..> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_228.png b/test/plantuml/graph_medium/plantuml_228.png
new file mode 100644
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+version https://git-lfs.github.com/spec/v1
+oid sha256:98450e17cdf02896c77901189497744ede7b60f5cd0991349b5d6c6126fae830
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diff --git a/test/plantuml/graph_medium/plantuml_228.txt b/test/plantuml/graph_medium/plantuml_228.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c250cf16bbc7c46863ada1b8c6e97b38048b60b6
--- /dev/null
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@@ -0,0 +1,28 @@
+<Content Strategy, connectedTo, User_Generated Content Curation>
+<Crisis Management, connectedTo, Story Format Content Creation>
+<Crisis Management, partOf, Influencer Collaboration>
+<Cross_Promotion, partOf, Influencer Collaboration>
+<Cross_Promotion, supports customers, Personal Branding on Social Media>
+<Customer Service on Social Media, connectedTo, Polls and Quizzes Creation>
+<Customer Service on Social Media, develops brand voice, User_Generated Content Curation>
+<Engagement Rate Calculation, connectedTo, Group Management>
+<Engagement Rate Calculation, connectedTo, User_Generated Content Curation>
+<Engagement Rate Calculation, develops strategies, Platform Algorithm Understanding>
+<Engagement Rate Calculation, measures reach, Customer Service on Social Media>
+<Engagement Rate Calculation, produces reels, Cross_Promotion>
+<Follower Growth Monitoring, connectedTo, Scheduling Posts>
+<Group Management, connectedTo, Hashtag Research>
+<Group Management, connectedTo, Platform Algorithm Understanding>
+<Group Management, connectedTo, User_Generated Content Curation>
+<Group Management, manages crises, Content Strategy>
+<Hashtag Research, curates UGC, User_Generated Content Curation>
+<Hashtag Research, monitors competitors, Platform Algorithm Understanding>
+<Partnership Management on Social, connectedTo, Reach and Impressions Tracking>
+<Personal Branding on Social Media, partOf, Influencer Collaboration>
+<Personal Branding on Social Media, selects platforms, Crisis Management>
+<Platform Algorithm Understanding, engages audiences, Content Strategy>
+<Polls and Quizzes Creation, connectedTo, Group Management>
+<Reach and Impressions Tracking, connectedTo, Engagement Rate Calculation>
+<Scheduling Posts, connectedTo, Partnership Management on Social>
+<Story Format Content Creation, connectedTo, Customer Service on Social Media>
+<Story Format Content Creation, partOf, Influencer Collaboration>
diff --git a/test/plantuml/graph_medium/plantuml_229.png b/test/plantuml/graph_medium/plantuml_229.png
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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new file mode 100644
index 0000000000000000000000000000000000000000..2d48914e27e32643312488455a557c9f5a530608
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_233.puml
@@ -0,0 +1,54 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Social Login Integration" as Group0 #FCE4EC {
+    folder "Password Management" as nest0_0 #E8EAF6
+    frame "User Registration" as nest0_1 #ECF0FD
+}
+database "Single Sign_On" as N0 #ECF0FD
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+cloud "API Security for Identity" as N3 #E8EAF6
+rectangle "Customer Identity and Access Management" as N4 #FFF0CC
+database "Verifiable Credentials" as N5 #ECF0FD
+rectangle "Workforce Identity Management" as N6 #FFF0CC
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+artifact "Decentralized Identifiers" as N9 #E8EAF6
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+folder "KYC Integration" as N11 #FFF0CC
+cloud "Digital Certificates" as N12 #ECF0FD
+folder "Identity Lifecycle Management" as N13 #ECF0FD
+folder "Data Encryption for Identity" as N14 #ECF0FD
+circle " " as S0 #FFF0CC
+circle " " as S1 #ECF0FD
+circle " " as M0 #ECF0FD
+N0 -[#B8C0F5]-> N1 : authorizes access
+N1 -[#7986CB]-> N2
+N2 ..[#B8C0F5]..> N3 : manages workforces
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+N7 -[#7986CB]-> N8
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+N11 -[#7986CB]-> N12
+N12 -[#B8C0F5]-> N13
+N13 ..[#000000]..> N14
+nest0_0 ..[#7986CB]..> nest0_1 : integrates social logins
+N13 -[#000000]-> nest0_0
+nest0_1 -[#FFCC80]-> N4 : governs access
+N10 -[#7986CB]-> S0
+S0 -[#000000]-> N13
+S0 -[#B8C0F5]-> N12
+N0 -[#B8C0F5]-> S1
+S1 -[#7986CB]-> N14
+S1 ..[#FFCC80]..> N12
+N2 ..[#FFCC80]..> M0
+N7 -[#B8C0F5]-> M0
+N3 -[#FFCC80]-> M0
+M0 ..[#000000]..> N12
+@enduml
\ No newline at end of file
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+version https://git-lfs.github.com/spec/v1
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new file mode 100644
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--- /dev/null
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_24.puml b/test/plantuml/graph_medium/plantuml_24.puml
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,56 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Divorce Proceedings" as Group0 #E3F2FD {
+    usecase "Court Order Execution" as nest0_0 #C8EDFF
+    folder "Settlement Negotiation" as nest0_1 #C8EDFF
+    cloud "Legal Research" as nest0_2 #F3E5F5
+}
+folder "Judgment Writing" as N0 #FFFDE7
+node "Amicus Brief Submission" as N1 #F3E5F5
+folder "Bankruptcy Filing" as N2 #FFFDE7
+folder "Immigration Petition" as N3 #F3E5F5
+folder "Contract Review" as N4 #C8EDFF
+artifact "Closing Argument" as N5 #C8EDFF
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+circle " " as S0 #C8EDFF
+circle " " as M0 #C8EDFF
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+N0 ..[#AB47BC]..> N1
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+N4 ..[#000000]..> N5
+N5 -[#000000]-> N6 : counsels
+N6 -[#AB47BC]-> N7
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+N8 -[#FBC02D]-> N9
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+N10 ..[#000000]..> N11
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+N12 ..[#000000]..> N13
+nest0_0 ..[#82DAFF]..> nest0_1 : collects
+nest0_1 -[#000000]-> nest0_2
+N8 ..[#FBC02D]..> nest0_0
+nest0_2 ..[#AB47BC]..> N5
+N7 ..[#82DAFF]..> S0
+S0 -[#FBC02D]-> N12 : registers
+S0 ..[#82DAFF]..> N11
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+N0 ..[#AB47BC]..> M0
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+N7 ..[#000000]..> M1
+N9 -[#AB47BC]-> M1
+N8 -[#000000]-> M1
+M1 -[#FBC02D]-> N11
+@enduml
\ No newline at end of file
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new file mode 100644
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+<Adaptive Learning Algorithms, connectedTo, Stress Management for Exams>
+<Certification Exam Prep, connectedTo, Performance Prediction Models>
+<Certification Exam Prep, connectedTo, Time Management Coaching>
+<Exam Day Tips, automates, Memory Techniques Training>
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+<Flashcard Creation, connectedTo, Performance Prediction Models>
+<History Topic Mastery, connectedTo, Adaptive Learning Algorithms>
+<Interactive Exercises, connectedTo, Study Material Design>
+<Interactive Exercises, partOf, Test_Taking Strategies>
+<Memory Techniques Training, connectedTo, Adaptive Learning Algorithms>
+<Memory Techniques Training, publishes, History Topic Mastery>
+<Stress Management for Exams, connectedTo, Student Progress Tracking>
+<Stress Management for Exams, practices, Study Group Facilitation>
+<Student Progress Tracking, coaches, Virtual Proctoring>
+<Student Progress Tracking, connectedTo, Flashcard Creation>
+<Student Progress Tracking, connectedTo, Study Environment Optimization>
+<Study Environment Optimization, connectedTo, Flashcard Creation>
+<Study Group Facilitation, connectedTo, Interactive Exercises>
+<Study Group Facilitation, partOf, Test_Taking Strategies>
+<Study Material Design, connectedTo, Time Management Coaching>
+<Study Material Design, partOf, Test_Taking Strategies>
+<Time Management Coaching, connectedTo, Study Environment Optimization>
+<Virtual Proctoring, connectedTo, Certification Exam Prep>
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diff --git a/test/plantuml/graph_medium/plantuml_243.png b/test/plantuml/graph_medium/plantuml_243.png
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+<Flashcard Systems, connectedTo, Language Assessment Tests>
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+<Immersion Programs, connectedTo, Speaking Practice>
+<Language Assessment Tests, partOf, Reading Comprehension>
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+<Native Speaker Interaction, automates, Flashcard Systems>
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diff --git a/test/plantuml/graph_medium/plantuml_248.txt b/test/plantuml/graph_medium/plantuml_248.txt
new file mode 100644
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+top to bottom direction
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+skinparam shadowing false
+rectangle "Body Composition Analysis" as Group0 #E0F2F1 {
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+    usecase "Nutritional Counseling" as nest0_1 #C5CAE9
+    component "Meal Planning" as nest0_2 #EFE6FF
+}
+component "Nutrigenomics Research" as N0 #E8EAF6
+folder "Sustainable Food Systems" as N1 #C5CAE9
+component "Elderly Nutrition" as N2 #E8EAF6
+folder "Food Label Interpretation" as N3 #EFE6FF
+database "Genetic Nutrition Counseling" as N4 #E8EAF6
+usecase "Food Allergy Management" as N5 #EFE6FF
+folder "Gut Microbiome Health" as N6 #E8EAF6
+usecase "Dietary Supplement Review" as N7 #E8EAF6
+folder "Personalized Nutrition Plans" as N8 #C5CAE9
+usecase "Recipe Adaptation" as N9 #EFE6FF
+circle " " as S0 #EFE6FF
+circle " " as S1 #C5CAE9
+circle " " as M0 #EFE6FF
+N0 -[#3F51B5]-> N1 : identifies
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+N3 -[#5C6BC0]-> N4
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+N3 ..[#000000]..> M0
+N0 ..[#5C6BC0]..> M0 : personalizes
+M0 ..[#5C6BC0]..> N6
+@enduml
\ No newline at end of file
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--- /dev/null
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+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "API Integration for Translation Services" as Group0 #EDE7F6 {
+    folder "Text_to_Speech Synthesis" as nest0_0 #C8E6C9
+    node "Continuous Learning Models for Translation" as nest0_1 #FFEBEB
+}
+rectangle "Customer Support Translation" as N0 #C8E6C9
+component "Accent Adaptation" as N1 #C8E6C9
+frame "Data Security for Translated Content" as N2 #F2E6F5
+rectangle "Custom Vocabulary Integration" as N3 #FFEBEB
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+usecase "Cross_Lingual Communication" as N5 #F2E6F5
+artifact "Neural Machine Translation" as N6 #F2E6F5
+component "Dialect Recognition" as N7 #C8E6C9
+folder "Live Event Translation" as N8 #C8E6C9
+circle " " as S0 #FFEBEB
+N0 ..[#000000]..> N1 : customizes
+N1 ..[#000000]..> N2
+N2 -[#FFC2C2]-> N3
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+N4 -[#000000]-> N5
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+@enduml
\ No newline at end of file
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--- /dev/null
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+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "IoT Sensors for Parking" as Group0 #FCE4EC {
+    artifact "Valet Parking Automation" as nest0_0 #D6D9F0
+    artifact "Revenue Management" as nest0_1 #D6D9F0
+}
+folder "License Plate Recognition" as N0 #D6D9F0
+folder "Maintenance of Systems" as N1 #D3F7F9
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+M0 ..[#00BCD4]..> N4
+@enduml
\ No newline at end of file
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+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Smart Parking Meters" as Group0 #ECEFF1 {
+    node "Dynamic Pricing" as nest0_0 #DACBE3
+    usecase "IoT Sensors for Parking" as nest0_1 #C2E8E6
+    artifact "Valet Parking Automation" as nest0_2 #C2E8E6
+}
+node "Violation Detection" as N0 #DACBE3
+folder "Fleet Parking Solutions" as N1 #C2E8E6
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+@enduml
\ No newline at end of file
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+++ b/test/plantuml/graph_medium/plantuml_285.txt
@@ -0,0 +1,26 @@
+<Behavioral Economics in Policy, audits, Presentation Skills>
+<Behavioral Economics in Policy, proposes, Monitoring and Evaluation Framework>
+<Comparative Policy Analysis, connectedTo, Monitoring and Evaluation Framework>
+<Comparative Policy Analysis, partOf, Implementation Plan Development>
+<Ethical Considerations, connectedTo, Option Generation>
+<Forecasting and Scenario Planning, connectedTo, Comparative Policy Analysis>
+<Forecasting and Scenario Planning, partOf, Implementation Plan Development>
+<Local Government Policy, connectedTo, Option Generation>
+<Local Government Policy, connectedTo, Stakeholder Analysis>
+<Local Government Policy, interprets, Behavioral Economics in Policy>
+<Monitoring and Evaluation Framework, connectedTo, Ethical Considerations>
+<Option Generation, connectedTo, International Policy Analysis>
+<Option Generation, connectedTo, Policy Evaluation>
+<Option Generation, connectedTo, Problem Identification>
+<Policy Evaluation, connectedTo, Problem Identification>
+<Policy Learning, connectedTo, Local Government Policy>
+<Presentation Skills, connectedTo, Forecasting and Scenario Planning>
+<Presentation Skills, partOf, Implementation Plan Development>
+<Problem Identification, drafts, International Policy Analysis>
+<Program Design, advocates, Option Generation>
+<Program Design, connectedTo, Behavioral Economics in Policy>
+<Recommendation Formulation, communicates, Policy Learning>
+<Recommendation Formulation, connectedTo, Behavioral Economics in Policy>
+<Recommendation Formulation, influences, Option Generation>
+<Stakeholder Analysis, connectedTo, Behavioral Economics in Policy>
+<Stakeholder Analysis, connectedTo, Program Design>
diff --git a/test/plantuml/graph_medium/plantuml_286.txt b/test/plantuml/graph_medium/plantuml_286.txt
new file mode 100644
index 0000000000000000000000000000000000000000..54734e71aad7f277495b7136e36429a2eba3b4c9
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_286.txt
@@ -0,0 +1,18 @@
+<Grant Proposal Writing, cites, Power Analysis>
+<Grant Proposal Writing, publishes, Qualitative Analysis>
+<Model Building, connectedTo, Presentation at Conferences>
+<Model Building, partOf, Academic Mentorship>
+<Poster Session Preparation, connectedTo, Grant Proposal Writing>
+<Power Analysis, connectedTo, Model Building>
+<Power Analysis, connectedTo, Research Impact Assessment>
+<Presentation at Conferences, partOf, Academic Mentorship>
+<Presentation at Conferences, replicates, Reproducibility Studies>
+<Qualitative Analysis, connectedTo, Power Analysis>
+<Qualitative Analysis, connectedTo, Software for Statistical Analysis>
+<Reproducibility Studies, connectedTo, Qualitative Analysis>
+<Reproducibility Studies, partOf, Academic Mentorship>
+<Research Collaboration, licenses, Power Analysis>
+<Research Impact Assessment, connectedTo, Sampling Techniques>
+<Software for Statistical Analysis, connectedTo, Power Analysis>
+<Software for Statistical Analysis, connectedTo, Research Collaboration>
+<Software for Statistical Analysis, connectedTo, Research Impact Assessment>
diff --git a/test/plantuml/graph_medium/plantuml_287.png b/test/plantuml/graph_medium/plantuml_287.png
new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_29.png b/test/plantuml/graph_medium/plantuml_29.png
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_29.txt b/test/plantuml/graph_medium/plantuml_29.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ee991b189831d76b4d762a00261af12ffc92a94a
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+++ b/test/plantuml/graph_medium/plantuml_29.txt
@@ -0,0 +1,20 @@
+<Antenna Maintenance, connectedTo, Bandwidth Allocation>
+<Antenna Maintenance, partOf, Issue Resolution>
+<Bandwidth Allocation, partOf, Issue Resolution>
+<Bandwidth Allocation, regulates, Plan Renewal>
+<Customer Relationship Management, connectedTo, Antenna Maintenance>
+<Customer Relationship Management, generates, Plan Suspension>
+<Customer Support, connectedTo, Fiber Optic Deployment>
+<Customer Support, connectedTo, Service Level Agreement>
+<Customer Support, connectedTo, Usage Monitoring>
+<Customer Support, connectedTo, VoIP Service>
+<Fiber Optic Deployment, supports, Customer Relationship Management>
+<Outage Detection, connectedTo, Fiber Optic Deployment>
+<Outage Detection, partOf, Issue Resolution>
+<Payment Received, records, Service Level Agreement>
+<Plan Renewal, connectedTo, Outage Detection>
+<Plan Renewal, partOf, Issue Resolution>
+<Plan Suspension, connectedTo, Usage Monitoring>
+<Service Level Agreement, connectedTo, VoIP Service>
+<Usage Monitoring, connectedTo, Service Level Agreement>
+<Usage Monitoring, suspends, Payment Received>
diff --git a/test/plantuml/graph_medium/plantuml_290.png b/test/plantuml/graph_medium/plantuml_290.png
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_291.puml b/test/plantuml/graph_medium/plantuml_291.puml
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--- /dev/null
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@@ -0,0 +1,43 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Subject Indexing" as Group0 #FFF3E0 {
+    node "Mobile App for Library" as nest0_0 #F9FBE7
+    artifact "Personalized Recommendations" as nest0_1 #FFF9C4
+    cloud "Library Management Systems" as nest0_2 #F9FBE7
+    rectangle "Collection Development" as nest0_3 #F9FBE7
+}
+folder "Database Management" as N0 #FFF9C4
+usecase "Search Functionality" as N1 #F9FBE7
+folder "Reference Desk Support" as N2 #FFF9C4
+component "Resource Sharing Networks" as N3 #FFF9C4
+folder "Circulation Management" as N4 #FFFDE7
+folder "Digital Resource Management" as N5 #FFF9C4
+circle " " as S0 #F9FBE7
+circle " " as S1 #FFF9C4
+circle " " as M0 #FFF9C4
+circle " " as M1 #F9FBE7
+N0 ..[#FFEB3B]..> N1 : integrates
+N1 -[#C0CA33]-> N2
+N2 ..[#000000]..> N3
+N3 ..[#C0CA33]..> N4
+N4 -[#FBC02D]-> N5 : notifies
+nest0_0 -[#FFEB3B]-> nest0_1
+nest0_1 -[#000000]-> nest0_2
+nest0_2 -[#FBC02D]-> nest0_3
+N1 -[#FBC02D]-> nest0_0
+nest0_3 ..[#C0CA33]..> N4 : migrates
+N2 -[#FFEB3B]-> S0
+S0 ..[#000000]..> N4
+S0 -[#C0CA33]-> N5
+N1 -[#FBC02D]-> S1
+S1 -[#FFEB3B]-> N3
+S1 ..[#C0CA33]..> N5
+N0 -[#FFEB3B]-> M0
+N1 ..[#FBC02D]..> M0 : educates
+M0 -[#000000]-> N3
+N1 -[#C0CA33]-> M1
+N0 -[#C0CA33]-> M1
+M1 -[#FBC02D]-> N3
+@enduml
\ No newline at end of file
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+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Fingerprint Analysis" as Group0 #EDE7F6 {
+    rectangle "DNA Profiling" as nest0_0 #E8EAF6
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+    cloud "Trace Evidence Analysis" as nest0_2 #C8EDFF
+}
+component "Data Recovery" as N0 #E8EAF6
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+N0 -[#82DAFF]-> N1
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+N3 ..[#82DAFF]..> M0
+M0 ..[#000000]..> N5
+@enduml
\ No newline at end of file
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+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Biometric Screening" as Group0 #FBE9E7 {
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+    rectangle "Emergency Preparedness" as nest0_2 #D0E0F8
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+}
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+@enduml
\ No newline at end of file
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+<Border Surveillance, connectedTo, Physical Security Integration>
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+<Perimeter Security, protects, Internet Traffic Monitoring>
+<Physical Security Integration, connectedTo, Network Monitoring>
+<Physical Security Integration, secures, Privacy Concerns Mitigation>
+<Privacy Concerns Mitigation, connectedTo, Biometric Data Analysis>
+<Wildlife Tracking, connectedTo, Border Surveillance>
+<Wildlife Tracking, connectedTo, CCTV Monitoring>
diff --git a/test/plantuml/graph_medium/plantuml_309.png b/test/plantuml/graph_medium/plantuml_309.png
new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bf1827533fd4fe272ac834e9c5732e7df87d7e175411af87a7d7e3672078a988
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_313.png b/test/plantuml/graph_medium/plantuml_313.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_313.puml b/test/plantuml/graph_medium/plantuml_313.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a27ddc93c97aad4b00391171c5617958e6ccb4f8
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_313.puml
@@ -0,0 +1,35 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Anti_Poaching Operations" as Group0 #E3F2FD {
+    usecase "Ecotourism Management" as nest0_0 #FCE4EC
+    rectangle "Disease Surveillance" as nest0_1 #E8F0EA
+    folder "Conservation Genetics" as nest0_2 #FCE4EC
+    component "Species Monitoring" as nest0_3 #DFE7EB
+}
+node "Policy Advocacy" as N0 #DFE7EB
+frame "Invasive Species Control" as N1 #DFE7EB
+artifact "Remote Sensing for Conservation" as N2 #E8F0EA
+component "Conservation Education" as N3 #FCE4EC
+folder "Human_Wildlife Conflict Mitigation" as N4 #E8F0EA
+frame "Habitat Restoration" as N5 #DFE7EB
+circle " " as S0 #DFE7EB
+circle " " as S1 #FCE4EC
+N0 -[#E91E63]-> N1
+N1 -[#E91E63]-> N2
+N2 ..[#B0C5CD]..> N3
+N3 ..[#B0C5CD]..> N4 : policies_influences
+N4 -[#92C79A]-> N5
+nest0_0 -[#B0C5CD]-> nest0_1
+nest0_1 -[#E91E63]-> nest0_2
+nest0_2 -[#B0C5CD]-> nest0_3
+N1 ..[#B0C5CD]..> nest0_0 : researches
+nest0_3 -[#E91E63]-> N5
+N0 ..[#B0C5CD]..> S0
+S0 ..[#000000]..> N3
+S0 ..[#92C79A]..> N2
+N0 ..[#B0C5CD]..> S1
+S1 ..[#92C79A]..> N4
+S1 -[#000000]-> N5 : climate_adapts
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_314.png b/test/plantuml/graph_medium/plantuml_314.png
new file mode 100644
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_331.png b/test/plantuml/graph_medium/plantuml_331.png
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_331.puml b/test/plantuml/graph_medium/plantuml_331.puml
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_331.puml
@@ -0,0 +1,47 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Smart Manufacturing" as Group0 #EDE7F6 {
+    folder "Lifecycle Management" as nest0_0 #FFF9C4
+    rectangle "Simulation and Prediction" as nest0_1 #FFEBEB
+    component "Risk Assessment" as nest0_2 #F5F5DC
+    database "Smart City Planning" as nest0_3 #F5F5DC
+}
+frame "Autonomous Operations" as N0 #FFEBEB
+component "Model Creation" as N1 #FFF9C4
+database "Predictive Maintenance" as N2 #FFEBEB
+node "Automotive Digital Twins" as N3 #FFEBEB
+component "AI or ML Model Integration" as N4 #FFEBEB
+artifact "Cyber_Physical Systems" as N5 #FFF9C4
+artifact "Maintenance Scheduling" as N6 #FFF9C4
+node "Aerospace Digital Twins" as N7 #FFF9C4
+usecase "Condition Monitoring" as N8 #FFEBEB
+component "Digital Twin Lifecycle Management" as N9 #FFEBEB
+circle " " as S1 #F5F5DC
+circle " " as M0 #F5F5DC
+circle " " as M1 #F5F5DC
+N0 -[#000000]-> N1
+N1 -[#000000]-> N2
+N2 ..[#FFEB3B]..> N3 : models
+N3 ..[#FFEB3B]..> N4
+N4 -[#FFC2C2]-> N5
+N5 -[#BCB88A]-> N6
+N6 ..[#BCB88A]..> N7 : optimizes
+N7 ..[#FFC2C2]..> N8
+N8 -[#FFEB3B]-> N9
+nest0_0 -[#FFC2C2]-> nest0_1 : processes_improves
+nest0_1 ..[#BCB88A]..> nest0_2 : secures
+nest0_2 -[#BCB88A]-> nest0_3
+N8 ..[#FFC2C2]..> nest0_0
+nest0_3 -[#BCB88A]-> N9
+N2 -[#BCB88A]-> S1
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+S1 ..[#FFC2C2]..> N8 : repairs
+N6 -[#000000]-> M0
+N0 -[#BCB88A]-> M0
+M0 -[#BCB88A]-> N9
+N1 ..[#000000]..> M1
+N0 -[#BCB88A]-> M1
+M1 -[#FFEB3B]-> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_332.png b/test/plantuml/graph_medium/plantuml_332.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 95501
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_335.puml b/test/plantuml/graph_medium/plantuml_335.puml
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_335.puml
@@ -0,0 +1,43 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Workflow Automation Platforms" as Group0 #ECEFF1 {
+    cloud "Low_Code or No_Code Automation" as nest0_0 #FDFCEB
+    usecase "Integration with Existing Systems" as nest0_1 #E8F0EA
+    folder "Intelligent Automation" as nest0_2 #FFFDE7
+}
+node "Automated Testing" as N0 #FFFDE7
+node "Document Processing Automation" as N1 #FFFDE7
+frame "Data Entry Automation" as N2 #E8F0EA
+rectangle "Natural Language Processing for Automation" as N3 #FDFCEB
+folder "Workflow Analysis" as N4 #FDFCEB
+cloud "Email Automation" as N5 #FDFCEB
+folder "Error Handling in Automation" as N6 #E8F0EA
+component "Robotic Process Automation Implementation" as N7 #E8F0EA
+node "Business Process Management" as N8 #E8F0EA
+circle " " as S0 #E8F0EA
+circle " " as M0 #E8F0EA
+circle " " as M1 #E8F0EA
+N0 ..[#92C79A]..> N1
+N1 ..[#EAEFA5]..> N2
+N2 ..[#92C79A]..> N3
+N3 -[#92C79A]-> N4
+N4 ..[#FBC02D]..> N5 : tasks_handles
+N5 -[#EAEFA5]-> N6
+N6 -[#000000]-> N7
+N7 -[#FBC02D]-> N8 : approvals_manages
+nest0_0 ..[#EAEFA5]..> nest0_1 : notifications_sends
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+N2 ..[#92C79A]..> nest0_0
+nest0_2 ..[#92C79A]..> N5 : optimizes
+N1 -[#EAEFA5]-> S0
+S0 -[#EAEFA5]-> N6
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+N4 ..[#FBC02D]..> M0 : analyzes
+N1 ..[#92C79A]..> M0
+M0 -[#EAEFA5]-> N8
+N0 -[#000000]-> M1
+N1 -[#EAEFA5]-> M1 : robots_deploys
+M1 ..[#EAEFA5]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_335.txt b/test/plantuml/graph_medium/plantuml_335.txt
new file mode 100644
index 0000000000000000000000000000000000000000..85a0f62e44f7c89281c9be955d77c2f4299626dc
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_335.txt
@@ -0,0 +1,21 @@
+<Automated Testing, connectedTo, Document Processing Automation>
+<Automated Testing, connectedTo, Robotic Process Automation Implementation>
+<Data Entry Automation, connectedTo, Low_Code or No_Code Automation>
+<Data Entry Automation, connectedTo, Natural Language Processing for Automation>
+<Document Processing Automation, connectedTo, Business Process Management>
+<Document Processing Automation, connectedTo, Data Entry Automation>
+<Document Processing Automation, connectedTo, Error Handling in Automation>
+<Document Processing Automation, connectedTo, Robotic Process Automation Implementation>
+<Document Processing Automation, robots_deploys, Robotic Process Automation Implementation>
+<Email Automation, connectedTo, Error Handling in Automation>
+<Error Handling in Automation, connectedTo, Robotic Process Automation Implementation>
+<Integration with Existing Systems, configures_rules, Intelligent Automation>
+<Integration with Existing Systems, partOf, Workflow Automation Platforms>
+<Intelligent Automation, optimizes, Email Automation>
+<Intelligent Automation, partOf, Workflow Automation Platforms>
+<Low_Code or No_Code Automation, notifications_sends, Integration with Existing Systems>
+<Low_Code or No_Code Automation, partOf, Workflow Automation Platforms>
+<Natural Language Processing for Automation, connectedTo, Workflow Analysis>
+<Robotic Process Automation Implementation, approvals_manages, Business Process Management>
+<Workflow Analysis, analyzes, Business Process Management>
+<Workflow Analysis, tasks_handles, Email Automation>
diff --git a/test/plantuml/graph_medium/plantuml_336.png b/test/plantuml/graph_medium/plantuml_336.png
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_337.txt b/test/plantuml/graph_medium/plantuml_337.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9189755b50331a9d26a73ad934700a79f4a8a24e
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_337.txt
@@ -0,0 +1,20 @@
+<Audit Planning, connectedTo, Component Inspection>
+<Audit Planning, partOf, Quality Assurance>
+<Automated Optical Inspection, connectedTo, X_ray Inspection>
+<Component Inspection, connectedTo, Quality Planning>
+<Component Inspection, partOf, Quality Assurance>
+<Continuous Improvement, connectedTo, Quality Control Tools>
+<Customer Feedback Analysis, connectedTo, Supplier Quality Management>
+<ISO Certification, connectedTo, Continuous Improvement>
+<ISO Certification, connectedTo, X_ray Inspection>
+<ISO Certification, innovates, Audit Planning>
+<ISO Certification, personnel_trains, Automated Optical Inspection>
+<Pharmaceutical Quality Control, connectedTo, Customer Feedback Analysis>
+<Pharmaceutical Quality Control, connectedTo, ISO Certification>
+<Quality Control Tools, connectedTo, Testing Methods>
+<Quality Planning, connectedTo, Continuous Improvement>
+<Quality Planning, partOf, Quality Assurance>
+<Service Quality Management, tests, ISO Certification>
+<Supplier Quality Management, connectedTo, ISO Certification>
+<Supplier Quality Management, defects_detects, Service Quality Management>
+<Testing Methods, connectedTo, Automated Optical Inspection>
diff --git a/test/plantuml/graph_medium/plantuml_338.png b/test/plantuml/graph_medium/plantuml_338.png
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diff --git a/test/plantuml/graph_medium/plantuml_34.txt b/test/plantuml/graph_medium/plantuml_34.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f40bb6d693864d5a243c1a1d87862e1afcdc981e
--- /dev/null
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@@ -0,0 +1,19 @@
+<Concert Ticketing, connectedTo, Spa Appointment>
+<Cruise Ship Boarding, partOf, Visa Application>
+<Cruise Ship Boarding, promotes, Return Trip>
+<Emergency Assistance, connectedTo, Hotel Check_in>
+<Feedback Collection, connectedTo, Cruise Ship Boarding>
+<Feedback Collection, connectedTo, Trip Sharing>
+<Flight Booking, checks in, Feedback Collection>
+<Hotel Check_in, connectedTo, Sightseeing Scheduling>
+<Local Transport, connectedTo, Flight Booking>
+<Local Transport, connectedTo, Trip Sharing>
+<Return Trip, connectedTo, Concert Ticketing>
+<Return Trip, partOf, Visa Application>
+<Sightseeing Scheduling, connectedTo, Travel Advisory Updates>
+<Tourist Information Desk, connectedTo, Emergency Assistance>
+<Travel Advisory Updates, chooses, Trip Sharing>
+<Travel Advisory Updates, connectedTo, Local Transport>
+<Travel Advisory Updates, connectedTo, Trip Sharing>
+<Travel Advisory Updates, plans, Flight Booking>
+<Trip Sharing, connectedTo, Concert Ticketing>
diff --git a/test/plantuml/graph_medium/plantuml_340.png b/test/plantuml/graph_medium/plantuml_340.png
new file mode 100644
index 0000000000000000000000000000000000000000..c8b480735474e41c0d530ec6051b485f84b10f2f
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_340.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:bf40696b27ae04c63716e4a2ed8feafe72baec97e52bf5968cbcae966d01d483
+size 67660
diff --git a/test/plantuml/graph_medium/plantuml_340.puml b/test/plantuml/graph_medium/plantuml_340.puml
new file mode 100644
index 0000000000000000000000000000000000000000..e7efcf7555119730304eaeccd03f36f8871b2c98
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_340.puml
@@ -0,0 +1,41 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Hybrid ERP Models" as Group0 #E8F5E9 {
+    folder "Project Management" as nest0_0 #FFF9C4
+    frame "Implementation Roadmap Development" as nest0_1 #FFF9C4
+    usecase "User Training" as nest0_2 #FFF9C4
+    node "Module Implementation" as nest0_3 #F2E6F5
+}
+database "Integration with Other Systems" as N0 #D1C4E9
+component "Customization" as N1 #D1C4E9
+rectangle "Business Intelligence Integration" as N2 #FFF9C4
+node "Workflow Automation in ERP" as N3 #F2E6F5
+frame "Mobile ERP Access" as N4 #F2E6F5
+frame "Supply Chain Management" as N5 #FFF9C4
+artifact "Performance Optimization" as N6 #F2E6F5
+circle " " as S0 #F2E6F5
+circle " " as S1 #FFF9C4
+circle " " as M0 #F2E6F5
+N0 -[#FFEB3B]-> N1
+N1 -[#FFEB3B]-> N2
+N2 ..[#000000]..> N3
+N3 -[#FFEB3B]-> N4
+N4 ..[#7E57C2]..> N5 : forecasts
+N5 -[#CB9BE1]-> N6
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 -[#CB9BE1]-> nest0_2
+nest0_2 ..[#CB9BE1]..> nest0_3
+N4 ..[#7E57C2]..> nest0_0 : procurements_handles
+nest0_3 ..[#7E57C2]..> N2 : customizes
+N1 ..[#CB9BE1]..> S0
+S0 -[#7E57C2]-> N3 : finances_manages
+S0 -[#CB9BE1]-> N4
+N2 -[#FFEB3B]-> S1
+S1 -[#000000]-> N4 : optimizes
+S1 ..[#FFEB3B]..> N5
+N2 -[#FFEB3B]-> M0 : upgrades
+N0 ..[#000000]..> M0
+M0 -[#CB9BE1]-> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_341.png b/test/plantuml/graph_medium/plantuml_341.png
new file mode 100644
index 0000000000000000000000000000000000000000..60b62fee0c6ba675f9e0d3636bb50c29d9470bdb
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_341.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6f4f3cc6234e98b4d0534e97f65fb41c801b5db0a0cbddcdefcb7ff1b8fa4ff2
+size 80512
diff --git a/test/plantuml/graph_medium/plantuml_342.png b/test/plantuml/graph_medium/plantuml_342.png
new file mode 100644
index 0000000000000000000000000000000000000000..e8f709dec2283ebce7e4dd29f39ecad33c8b09f1
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_342.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:74a959335d50407cd35dff4d72b6333ffc461f835df7a9204f0b1aa47bde799a
+size 56016
diff --git a/test/plantuml/graph_medium/plantuml_343.png b/test/plantuml/graph_medium/plantuml_343.png
new file mode 100644
index 0000000000000000000000000000000000000000..8bb4c6aa85e92df7b56023bf15127ecb2fb5f91c
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_343.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:e2ffac747b18b65652b8fa3a0b15bd6ee78b450f0ee756569956caf43c823fb6
+size 63009
diff --git a/test/plantuml/graph_medium/plantuml_344.png b/test/plantuml/graph_medium/plantuml_344.png
new file mode 100644
index 0000000000000000000000000000000000000000..c2c972b103392fa4c48a93f0aa26cc89b3ecb7a1
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_344.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:67534f1820076cabf3b6ca2545714b9e28a7a1987aa736098f1f9d83d4cfcfe0
+size 73665
diff --git a/test/plantuml/graph_medium/plantuml_345.png b/test/plantuml/graph_medium/plantuml_345.png
new file mode 100644
index 0000000000000000000000000000000000000000..04087e6b3927a23a18308a305b820bc59584d7bf
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_345.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:57d7851a647724f4313703230a14ebc1991ea4c5053cc59a741689db07426b0e
+size 57918
diff --git a/test/plantuml/graph_medium/plantuml_348.png b/test/plantuml/graph_medium/plantuml_348.png
new file mode 100644
index 0000000000000000000000000000000000000000..7132ad5f3c3e890ebedcc9a52fed82801fee6fad
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_348.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f33a436034ad6686952809c9e22ffedaf8bb3700c8041714cba02e5b2cb39e1d
+size 60841
diff --git a/test/plantuml/graph_medium/plantuml_348.puml b/test/plantuml/graph_medium/plantuml_348.puml
new file mode 100644
index 0000000000000000000000000000000000000000..3b1e576206737f78aaab831a27804441170d4f80
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_348.puml
@@ -0,0 +1,34 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Coaching Staff Management" as Group0 #FBE9E7 {
+    folder "Prize Pool Management" as nest0_0 #FFF8E1
+    usecase "Rules and Regulations Enforcement" as nest0_1 #FFF8E1
+    usecase "Anti_Cheat Measures" as nest0_2 #FFF8E1
+}
+node "Player Wellness Programs" as N0 #E1BEE7
+usecase "Training Regimen" as N1 #FFF8E1
+component "Gambling and Betting Regulation" as N2 #FCFCE7
+folder "Legal Advisory for Esports" as N3 #FCFCE7
+database "Esports Analytics" as N4 #E1BEE7
+cloud "Team Management" as N5 #FFF8E1
+frame "Network Infrastructure for Tournaments" as N6 #E1BEE7
+usecase "Tournament Organization" as N7 #FCFCE7
+circle " " as S0 #FCFCE7
+N0 -[#DCE775]-> N1 : audiences_engages
+N1 ..[#9C27B0]..> N2
+N2 ..[#FFD54F]..> N3 : manages
+N3 -[#000000]-> N4
+N4 -[#000000]-> N5
+N5 ..[#000000]..> N6
+N6 -[#9C27B0]-> N7
+nest0_0 -[#FFD54F]-> nest0_1
+nest0_1 -[#9C27B0]-> nest0_2
+N6 ..[#9C27B0]..> nest0_0
+nest0_2 ..[#FFD54F]..> N1 : partners
+N1 -[#000000]-> S0
+S0 -[#FFD54F]-> N3
+S0 -[#9C27B0]-> N6
+N2 -[#000000]-> nest0_1
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_349.png b/test/plantuml/graph_medium/plantuml_349.png
new file mode 100644
index 0000000000000000000000000000000000000000..7429c1a37e574d2cf8873ff18f17e683350283ec
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_349.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:542f1d0755bbe06b42a4db92a437b7bd1fda8a37a3385b1965e1340ad0ab0eab
+size 60400
diff --git a/test/plantuml/graph_medium/plantuml_35.png b/test/plantuml/graph_medium/plantuml_35.png
new file mode 100644
index 0000000000000000000000000000000000000000..4b236639768d4c274f6d150e29f330baa9a15f95
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_35.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:112f969b59fcc86529084931e58826a8578aca62ab41d5a7260d45209f77737e
+size 59518
diff --git a/test/plantuml/graph_medium/plantuml_350.png b/test/plantuml/graph_medium/plantuml_350.png
new file mode 100644
index 0000000000000000000000000000000000000000..31808809a999acf89f2d9da1fb5117b1fe940e44
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_350.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fe7f28aa839f9c59d6cba28888b6758fc973ca964a6dcb0c277cb8f0a50c09ab
+size 84475
diff --git a/test/plantuml/graph_medium/plantuml_351.png b/test/plantuml/graph_medium/plantuml_351.png
new file mode 100644
index 0000000000000000000000000000000000000000..192197212cce31a8576ea64b117769640639b4ac
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_351.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:308b4dbd3abc34611835139e882d1987e943483936cc157a87e488a24405da2a
+size 74402
diff --git a/test/plantuml/graph_medium/plantuml_352.puml b/test/plantuml/graph_medium/plantuml_352.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a5f45a9ad2fe78b78d690e7d371656c70e3c4e2c
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_352.puml
@@ -0,0 +1,47 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Looting Prevention" as Group0 #FBE9E7 {
+    usecase "Intangible Cultural Heritage Preservation" as nest0_0 #D3F7F9
+    cloud "Cultural Tourism Development" as nest0_1 #C2E8E6
+    node "Heritage Impact Assessment" as nest0_2 #D3F7F9
+}
+cloud "Illicit Trafficking Control" as N0 #E0F2F1
+folder "Historical Research" as N1 #C2E8E6
+component "Virtual Reality Recreations" as N2 #D3F7F9
+artifact "Heritage Site Management" as N3 #C2E8E6
+folder "Traditional Knowledge Documentation" as N4 #D3F7F9
+node "Community Engagement" as N5 #D3F7F9
+cloud "Sustainable Heritage Management" as N6 #C2E8E6
+rectangle "Photogrammetry for Documentation" as N7 #D3F7F9
+database "Crowdsourcing for Heritage Data" as N8 #C2E8E6
+folder "Remote Sensing for Heritage" as N9 #E0F2F1
+cloud "Underwater Cultural Heritage" as N10 #E0F2F1
+artifact "Exhibition Curation" as N11 #E0F2F1
+artifact "Digital Storytelling" as N12 #C2E8E6
+circle " " as S0 #C2E8E6
+circle " " as M0 #C2E8E6
+N0 ..[#61CAC3]..> N1
+N1 ..[#80DDEA]..> N2
+N2 ..[#4DB6AC]..> N3 : interprets
+N3 ..[#000000]..> N4
+N4 ..[#000000]..> N5
+N5 -[#4DB6AC]-> N6
+N6 ..[#61CAC3]..> N7
+N7 -[#80DDEA]-> N8 : digital_reconstructs
+N8 -[#4DB6AC]-> N9
+N9 -[#80DDEA]-> N10
+N10 -[#000000]-> N11
+N11 -[#61CAC3]-> N12 : promotes
+nest0_0 ..[#4DB6AC]..> nest0_1
+nest0_1 ..[#000000]..> nest0_2 : digitizes
+N1 -[#80DDEA]-> nest0_0
+nest0_2 ..[#4DB6AC]..> N7 : technologies_applies
+N2 -[#80DDEA]-> S0
+S0 ..[#4DB6AC]..> N11 : artifacts_excavates
+S0 -[#4DB6AC]-> N10
+N4 ..[#4DB6AC]..> M0
+N6 ..[#000000]..> M0
+M0 ..[#61CAC3]..> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_353.png b/test/plantuml/graph_medium/plantuml_353.png
new file mode 100644
index 0000000000000000000000000000000000000000..236ad9f40cf1beb602f595d3509d194deffd974a
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_353.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f7dcbbb22ae6e4a7646bea20cb6811e3a99343dece3ee0ac668726cd1aa819db
+size 83083
diff --git a/test/plantuml/graph_medium/plantuml_353.txt b/test/plantuml/graph_medium/plantuml_353.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6ce0ed53b8969b606901976a53df60ec820015a2
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_353.txt
@@ -0,0 +1,23 @@
+<3D Scanning of Artifacts, connectedTo, Climate Change Impact on Heritage>
+<3D Scanning of Artifacts, connectedTo, Indigenous Cultural Heritage Rights>
+<3D Scanning of Artifacts, connectedTo, Remote Sensing for Heritage>
+<3D Scanning of Artifacts, connectedTo, Site Preservation>
+<Archaeological Excavation, buildings_maintains, World Heritage Site Management>
+<Community Engagement, connectedTo, Dating Techniques>
+<Community Engagement, promotes, Remote Sensing for Heritage>
+<Community Engagement, protects, World Heritage Site Management>
+<Dating Techniques, connectedTo, Legal Protection for Heritage>
+<Historical Research, connectedTo, Repatriation of Artifacts>
+<Historical Research, partOf, Underwater Cultural Heritage>
+<Indigenous Cultural Heritage Rights, restores, Archaeological Excavation>
+<Legal Protection for Heritage, connectedTo, 3D Scanning of Artifacts>
+<Legal Protection for Heritage, researches, Historical Research>
+<Legal Protection for Heritage, visualizes, Remote Sensing for Heritage>
+<Remote Sensing for Heritage, connectedTo, Indigenous Cultural Heritage Rights>
+<Repatriation of Artifacts, connectedTo, Climate Change Impact on Heritage>
+<Repatriation of Artifacts, partOf, Underwater Cultural Heritage>
+<Site Preservation, connectedTo, Archaeological Excavation>
+<Site Preservation, connectedTo, Indigenous Cultural Heritage Rights>
+<Site Preservation, connectedTo, World Heritage Site Management>
+<Site Preservation, narrates, Remote Sensing for Heritage>
+<World Heritage Site Management, connectedTo, Climate Change Impact on Heritage>
diff --git a/test/plantuml/graph_medium/plantuml_354.png b/test/plantuml/graph_medium/plantuml_354.png
new file mode 100644
index 0000000000000000000000000000000000000000..714eca60c1e9027fc0706e2e5b11efe1f9f5046e
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_354.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:20f9050b9cda45ee93b318f3794d9f8df3c6c05261c962868cb4b9973d01f02a
+size 62462
diff --git a/test/plantuml/graph_medium/plantuml_356.png b/test/plantuml/graph_medium/plantuml_356.png
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_356.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:2f968ab43cc1eb41a793a425a312398636ebd6241a117d2657b50ea84b0c93ef
+size 64903
diff --git a/test/plantuml/graph_medium/plantuml_357.png b/test/plantuml/graph_medium/plantuml_357.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:04584ff7561f9fc4fad0c8eed274995fe0165b79fb3e3bbdb70ee791f0953c62
+size 59226
diff --git a/test/plantuml/graph_medium/plantuml_358.png b/test/plantuml/graph_medium/plantuml_358.png
new file mode 100644
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--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_358.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f902daba68a341e15b56d6da7f6cf1237a6d6763c497d522efc3d588efa98e31
+size 67422
diff --git a/test/plantuml/graph_medium/plantuml_359.png b/test/plantuml/graph_medium/plantuml_359.png
new file mode 100644
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--- /dev/null
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 73216
diff --git a/test/plantuml/graph_medium/plantuml_36.png b/test/plantuml/graph_medium/plantuml_36.png
new file mode 100644
index 0000000000000000000000000000000000000000..54ad73a595e9638130b2ae1c7b4f5e1d7802d883
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_36.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:310ecd99b65e4e70fdc7db6defa99b6c586b68275e46a5232186b1becd540e81
+size 82237
diff --git a/test/plantuml/graph_medium/plantuml_36.txt b/test/plantuml/graph_medium/plantuml_36.txt
new file mode 100644
index 0000000000000000000000000000000000000000..89df90b7114f28bf344c544109fe7b638278b5d4
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_36.txt
@@ -0,0 +1,24 @@
+<Activity Booking, connectedTo, Cruise Ship Boarding>
+<Activity Booking, discovers, Local Transport>
+<Cruise Ship Boarding, connectedTo, Rental Car Pickup>
+<Cultural Immersion Program, collects feedback, Return Trip>
+<Feedback Collection, recommends, Local Transport>
+<Local Transport, connectedTo, Tourist Information Desk>
+<Museum Visit, connectedTo, Cultural Immersion Program>
+<Museum Visit, modifies, Activity Booking>
+<Rental Car Pickup, connectedTo, Cultural Immersion Program>
+<Rental Car Pickup, connectedTo, Local Transport>
+<Rental Car Pickup, connectedTo, Tour Guide Assignment>
+<Return Trip, connectedTo, Photo Capture>
+<Sightseeing Scheduling, connectedTo, Cultural Immersion Program>
+<Sightseeing Scheduling, connectedTo, Photo Capture>
+<Sightseeing Scheduling, connectedTo, Return Trip>
+<Souvenir Shopping, connectedTo, Travel Advisory Updates>
+<Souvenir Shopping, partOf, Baggage Handling>
+<Tour Guide Assignment, develops, Feedback Collection>
+<Tourist Information Desk, connectedTo, Sightseeing Scheduling>
+<Tourist Information Desk, regulates, Travel Insurance>
+<Travel Advisory Updates, connectedTo, Return Trip>
+<Travel Advisory Updates, partOf, Baggage Handling>
+<Travel Insurance, partOf, Baggage Handling>
+<Travel Insurance, secures, Souvenir Shopping>
diff --git a/test/plantuml/graph_medium/plantuml_360.png b/test/plantuml/graph_medium/plantuml_360.png
new file mode 100644
index 0000000000000000000000000000000000000000..3bc26d8736ff142ee95e3a04ebcedd372b15177c
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_360.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3a37dfcd371b822fe9e8d752b1f6c471fb0a57b3dc3bd24791edf1153956beef
+size 86248
diff --git a/test/plantuml/graph_medium/plantuml_37.puml b/test/plantuml/graph_medium/plantuml_37.puml
new file mode 100644
index 0000000000000000000000000000000000000000..ccff28bb28506bfeb1fb0e8e9146af532bc96fc8
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_37.puml
@@ -0,0 +1,53 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Maintenance Request" as Group0 #E3F2FD {
+    frame "Legal Verification" as nest0_0 #EDE7F6
+    folder "Agent Assignment" as nest0_1 #F0F4C3
+}
+database "Tax Assessment" as N0 #EDE7F6
+usecase "Mortgage Application Assistance" as N1 #F0F4C3
+frame "Virtual Tour Creation" as N2 #F8FDD3
+artifact "Brokerage License Renewal" as N3 #F0F4C3
+cloud "Commercial Lease Negotiation" as N4 #EDE7F6
+component "Contract Review" as N5 #F0F4C3
+rectangle "Eviction Process" as N6 #EDE7F6
+folder "Buyer Inquiry" as N7 #F0F4C3
+folder "Property Tax Payment" as N8 #F8FDD3
+rectangle "Site Visit Scheduling" as N9 #EDE7F6
+node "Price Negotiation" as N10 #EDE7F6
+folder "Market Trend Analysis" as N11 #F8FDD3
+rectangle "Property Appraisal" as N12 #EDE7F6
+artifact "Lease Renewal" as N13 #EDE7F6
+node "Zoning Compliance" as N14 #EDE7F6
+circle " " as S0 #F0F4C3
+circle " " as S1 #F0F4C3
+circle " " as M0 #F8FDD3
+N0 ..[#AED581]..> N1
+N1 -[#AED581]-> N2
+N2 -[#7E57C2]-> N3
+N3 -[#AED581]-> N4
+N4 -[#000000]-> N5
+N5 -[#000000]-> N6
+N6 -[#7E57C2]-> N7 : permits
+N7 ..[#7E57C2]..> N8
+N8 ..[#AED581]..> N9
+N9 ..[#000000]..> N10 : lists
+N10 -[#7E57C2]-> N11 : advertises
+N11 ..[#7E57C2]..> N12
+N12 ..[#000000]..> N13
+N13 ..[#D3EB9F]..> N14
+nest0_0 ..[#000000]..> nest0_1
+N13 ..[#D3EB9F]..> nest0_0 : contacts
+nest0_1 -[#AED581]-> N8
+N2 -[#AED581]-> S0
+S0 ..[#000000]..> N6
+S0 ..[#D3EB9F]..> N14
+N4 ..[#D3EB9F]..> S1
+S1 -[#7E57C2]-> N14
+S1 -[#AED581]-> N8
+N4 -[#AED581]-> M0
+N3 -[#7E57C2]-> M0 : audits
+M0 ..[#AED581]..> N12
+@enduml
\ No newline at end of file
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diff --git a/test/plantuml/graph_medium/plantuml_46.txt b/test/plantuml/graph_medium/plantuml_46.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8722001343ad3a77ab6586b3b04d27914b033dd4
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_46.txt
@@ -0,0 +1,26 @@
+<Carbon Footprint Calculation, connectedTo, Waste Water Treatment>
+<Carbon Footprint Calculation, partOf, Renewable Energy Project Development>
+<Coastal Erosion Control, partOf, Renewable Energy Project Development>
+<Coastal Erosion Control, samples, Carbon Footprint Calculation>
+<Conservation Easement, connectedTo, Ecosystem Restoration>
+<Conservation Easement, connectedTo, Hazardous Material Handling>
+<Ecological Footprint Analysis, connectedTo, Stormwater Management>
+<Ecosystem Restoration, regulates, Hazardous Material Handling>
+<Energy Audit, connectedTo, Groundwater Monitoring>
+<Energy Audit, connectedTo, Hazardous Material Handling>
+<Energy Audit, reports, Stormwater Management>
+<Environmental Impact Assessment, connectedTo, Coastal Erosion Control>
+<Environmental Impact Assessment, partOf, Renewable Energy Project Development>
+<Groundwater Monitoring, connectedTo, Conservation Easement>
+<Groundwater Monitoring, connectedTo, Ecological Footprint Analysis>
+<Groundwater Monitoring, connectedTo, Ecosystem Restoration>
+<Groundwater Monitoring, connectedTo, Stormwater Management>
+<Groundwater Monitoring, protects, Stormwater Management>
+<Groundwater Monitoring, researches, Stormwater Management>
+<Hazardous Material Handling, connectedTo, Environmental Impact Assessment>
+<Hazardous Material Handling, surveys, Renewable Energy Grid Integration>
+<Reforestation Planning, connectedTo, Conservation Easement>
+<Stormwater Management, collaborates, Wildlife Survey>
+<Waste Water Treatment, educates, Conservation Easement>
+<Waste Water Treatment, partOf, Renewable Energy Project Development>
+<Wildlife Survey, connectedTo, Reforestation Planning>
diff --git a/test/plantuml/graph_medium/plantuml_49.png b/test/plantuml/graph_medium/plantuml_49.png
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diff --git a/test/plantuml/graph_medium/plantuml_50.txt b/test/plantuml/graph_medium/plantuml_50.txt
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--- /dev/null
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@@ -0,0 +1,23 @@
+<Border Control, connectedTo, Driver's License Renewal>
+<Diplomatic Negotiation, connectedTo, Driver's License Renewal>
+<Diplomatic Negotiation, provides, Interdepartmental Approval>
+<Diplomatic Negotiation, taxes, Public Health Initiative>
+<Driver's License Renewal, connectedTo, Emergency Preparedness>
+<Driver's License Renewal, evaluates, Public Records Request>
+<Education Policy, connectedTo, Public Health Initiative>
+<Election Management, connectedTo, Open Government Data Initiative>
+<Election Management, connectedTo, Transparency Audit>
+<Emergency Preparedness, connectedTo, Public Sector Procurement>
+<Emergency Preparedness, partOf, Whistleblower Protection>
+<Grant Distribution, plans, Diplomatic Negotiation>
+<Interdepartmental Approval, administers, Transparency Audit>
+<Open Government Data Initiative, connectedTo, Grant Distribution>
+<Public Health Initiative, connectedTo, Border Control>
+<Public Hearing, connectedTo, Transparency Audit>
+<Public Hearing, inspects, Election Management>
+<Public Records Request, connectedTo, Social Program Review>
+<Public Sector Procurement, connectedTo, Veterans Affairs>
+<Public Sector Procurement, partOf, Whistleblower Protection>
+<Transparency Audit, executes, Education Policy>
+<Veterans Affairs, connectedTo, Public Health Initiative>
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diff --git a/test/plantuml/graph_medium/plantuml_51.png b/test/plantuml/graph_medium/plantuml_51.png
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diff --git a/test/plantuml/graph_medium/plantuml_55.txt b/test/plantuml/graph_medium/plantuml_55.txt
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index 0000000000000000000000000000000000000000..548610f77bb301c8a10da81a3c151f8ebca00b2a
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+<Autonomous Driving Software Development, connectedTo, Diagnostic Trouble Code Reading>
+<Autonomous Driving Software Development, connectedTo, Road Testing>
+<Autonomous Driving Software Development, sells, Recycling of Vehicle Components>
+<Customer Relationship Management, connectedTo, Inventory Tracking>
+<Customer Relationship Management, partOf, Engine Installation>
+<Diagnostic Trouble Code Reading, leases, Fluid Level Check>
+<Electric Vehicle Battery Production, connectedTo, Autonomous Driving Software Development>
+<Electric Vehicle Battery Production, connectedTo, Quality Assurance>
+<Fluid Level Check, supports, Road Testing>
+<Fuel Efficiency Check, connectedTo, Customer Relationship Management>
+<Fuel Efficiency Check, partOf, Engine Installation>
+<Oil Change, insures, Research and Development>
+<Quality Assurance, partOf, Engine Installation>
+<Quality Assurance, replaces, Fuel Efficiency Check>
+<Recycling of Vehicle Components, connectedTo, Diagnostic Trouble Code Reading>
+<Research and Development, connectedTo, Diagnostic Trouble Code Reading>
+<Research and Development, connectedTo, Recycling of Vehicle Components>
+<Research and Development, connectedTo, Road Testing>
+<Research and Development, simulates, Electric Vehicle Battery Production>
+<Road Testing, connectedTo, Inventory Tracking>
diff --git a/test/plantuml/graph_medium/plantuml_56.png b/test/plantuml/graph_medium/plantuml_56.png
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diff --git a/test/plantuml/graph_medium/plantuml_60.puml b/test/plantuml/graph_medium/plantuml_60.puml
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--- /dev/null
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@@ -0,0 +1,53 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Flight Simulation" as Group0 #E8F5E9 {
+    cloud "Aircraft Maintenance Log" as nest0_0 #E0F2F1
+    rectangle "Payload Integration" as nest0_1 #E0F2F1
+}
+usecase "Data Transmission" as N0 #C9EFEC
+folder "Mission Debriefing" as N1 #F1F8E9
+frame "Rocket Assembly" as N2 #E0F2F1
+cloud "Launch Window Calculation" as N3 #C9EFEC
+cloud "Telemetry Setup" as N4 #F1F8E9
+component "Mission Planning" as N5 #E0F2F1
+rectangle "Propulsion Testing" as N6 #F1F8E9
+folder "Space Debris Tracking" as N7 #E0F2F1
+folder "Countdown Sequence" as N8 #C9EFEC
+database "Avionics Installation" as N9 #C9EFEC
+folder "Satellite Configuration" as N10 #C9EFEC
+artifact "Astronaut Training" as N11 #E0F2F1
+folder "Engine Overhaul" as N12 #C9EFEC
+circle " " as S0 #E0F2F1
+circle " " as S1 #C9EFEC
+circle " " as M0 #F1F8E9
+circle " " as M1 #C9EFEC
+N0 ..[#000000]..> N1
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+N2 -[#26A69A]-> N3 : maintains
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+N4 -[#26A69A]-> N5
+N5 ..[#26A69A]..> N6
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+N8 ..[#388E3C]..> N9
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+nest0_0 -[#26A69A]-> nest0_1
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+N4 ..[#388E3C]..> S1
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+M0 -[#6FE1D5]-> N7
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+N1 ..[#000000]..> M1
+M1 ..[#388E3C]..> N12
+@enduml
\ No newline at end of file
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+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Policy Issuance" as Group0 #FBE9E7 {
+    usecase "Policy Renewal" as nest0_0 #E0E6E9
+    rectangle "Healthcare Provider Network Management" as nest0_1 #E0E6E9
+    folder "Broker Management" as nest0_2 #E0E6E9
+}
+node "Policy Cancellation" as N0 #C9F0F0
+database "Third_Party Administrator Liaison" as N1 #C8E6C9
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+cloud "Business Interruption Coverage" as N3 #E0E6E9
+folder "Benefit Payout" as N4 #C8E6C9
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+N0 -[#000000]-> N1 : automates
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+N8 ..[#4DD0E1]..> N2
+@enduml
\ No newline at end of file
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_74.txt b/test/plantuml/graph_medium/plantuml_74.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a88d3cfa21ce64d27d0f91e63a2c966eb21906ec
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_74.txt
@@ -0,0 +1,24 @@
+<Assay Development, connectedTo, Monoclonal Antibody Production>
+<Biomarker Discovery, connectedTo, Diagnostic Test Development>
+<Bioprocess Optimization, partOf, Biosensor Development>
+<Bioprocess Optimization, simulates, Vaccine Development>
+<Computational Biology Modeling, analyzes, Bioprocess Optimization>
+<Computational Biology Modeling, delivers, Bioreactor Operation>
+<Diagnostic Test Development, connectedTo, Protein Engineering>
+<Drug Discovery, connectedTo, Ethical Review Board Approval>
+<Drug Discovery, connectedTo, Structural Biology>
+<Ethical Review Board Approval, connectedTo, Assay Development>
+<Lab Automation, connectedTo, Assay Development>
+<Lab Automation, partOf, Biosensor Development>
+<Monoclonal Antibody Production, connectedTo, Biomarker Discovery>
+<Monoclonal Antibody Production, connectedTo, Tissue Engineering>
+<Monoclonal Antibody Production, funds, Protein Engineering>
+<Protein Engineering, purifies, Tissue Engineering>
+<Protein Engineering, researches, Structural Biology>
+<Quality Control, connectedTo, Structural Biology>
+<Regulatory Submission, connectedTo, Lab Automation>
+<Regulatory Submission, partOf, Biosensor Development>
+<Structural Biology, connectedTo, Computational Biology Modeling>
+<Tissue Engineering, connectedTo, Quality Control>
+<Vaccine Development, connectedTo, Regulatory Submission>
+<Vaccine Development, partOf, Biosensor Development>
diff --git a/test/plantuml/graph_medium/plantuml_75.png b/test/plantuml/graph_medium/plantuml_75.png
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_83.txt b/test/plantuml/graph_medium/plantuml_83.txt
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index 0000000000000000000000000000000000000000..df0c3876c1148b717bb383044adc715a558c12d9
--- /dev/null
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+<Blueprint Review, acquires, Excavation>
+<Blueprint Review, partOf, Landscape Design>
+<Budget Tracking, connectedTo, Electrical Wiring>
+<Budget Tracking, connectedTo, Site Decontamination>
+<Budget Tracking, connectedTo, Site Planning>
+<Demolition, connectedTo, Safety Inspection>
+<Drone Surveying, materials, Project Scheduling>
+<Electrical Wiring, manages, HVAC Installation>
+<Equipment Mobilization, connectedTo, Risk Assessment>
+<Excavation, equips, Safety Inspection>
+<Excavation, partOf, Landscape Design>
+<HVAC Installation, connectedTo, Drone Surveying>
+<Material Procurement, connectedTo, Budget Tracking>
+<Pre_fabrication, renovates, Electrical Wiring>
+<Project Scheduling, connectedTo, Demolition>
+<Project Scheduling, connectedTo, Road Construction>
+<Project Scheduling, documents, Safety Inspection>
+<Quality Assurance, connectedTo, Equipment Mobilization>
+<Risk Assessment, connectedTo, Electrical Wiring>
+<Risk Assessment, maintains, Pre_fabrication>
+<Safety Inspection, connectedTo, Road Construction>
+<Site Decontamination, connectedTo, Quality Assurance>
+<Site Planning, bids, Waste Management>
+<Site Planning, partOf, Landscape Design>
+<Waste Management, connectedTo, Blueprint Review>
+<Waste Management, partOf, Landscape Design>
diff --git a/test/plantuml/graph_medium/plantuml_84.png b/test/plantuml/graph_medium/plantuml_84.png
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_85.png b/test/plantuml/graph_medium/plantuml_85.png
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index 0000000000000000000000000000000000000000..e10c1b17d0e1fcf7fb83e1ea3bfc389fe77bcce5
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@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_85.puml b/test/plantuml/graph_medium/plantuml_85.puml
new file mode 100644
index 0000000000000000000000000000000000000000..6775268ce17748f8ebfec8a5abcdda2d92327a7a
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_85.puml
@@ -0,0 +1,38 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Editing" as Group0 #E0F2F1 {
+    folder "Print Layout" as nest0_0 #E0E6E9
+    component "Augmented Reality Experiences" as nest0_1 #FFDCD6
+    cloud "Event Organization" as nest0_2 #FFDCD6
+    cloud "Interactive Storytelling" as nest0_3 #FFDCD6
+}
+database "Music Recording" as N0 #F2E6F5
+artifact "Crisis Communication" as N1 #FFDCD6
+artifact "Advertising Sales" as N2 #E0E6E9
+frame "Content Creation" as N3 #F2E6F5
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+node "Analytics Reporting" as N7 #E0E6E9
+folder "Photojournalism" as N8 #FFDCD6
+circle " " as S0 #F2E6F5
+N0 -[#CB9BE1]-> N1
+N1 ..[#CB9BE1]..> N2
+N2 ..[#AABEC6]..> N3 : develops
+N3 -[#FFB2A5]-> N4
+N4 ..[#FFB2A5]..> N5
+N5 ..[#AABEC6]..> N6
+N6 -[#000000]-> N7 : complies
+N7 -[#000000]-> N8 : renders
+nest0_0 -[#FFB2A5]-> nest0_1
+nest0_1 ..[#AABEC6]..> nest0_2
+nest0_2 ..[#000000]..> nest0_3
+N3 ..[#000000]..> nest0_0
+nest0_3 -[#CB9BE1]-> N1
+N5 -[#000000]-> S0
+S0 ..[#FFB2A5]..> N7
+S0 -[#FFB2A5]-> N8 : narrates
+N1 -[#CB9BE1]-> nest0_0 : researches
+@enduml
\ No newline at end of file
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_91.puml b/test/plantuml/graph_medium/plantuml_91.puml
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--- /dev/null
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@@ -0,0 +1,55 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Event Broadcasting" as Group0 #E0F2F1 {
+    folder "Fitness Conditioning" as nest0_0 #ECCFF5
+    rectangle "Fan Engagement" as nest0_1 #FCE4EC
+    artifact "Injury Management" as nest0_2 #ECCFF5
+}
+folder "Talent Scouting" as N0 #FCE4EC
+frame "Stadium Operations" as N1 #E8F0EA
+component "Esports Event Management" as N2 #ECCFF5
+database "Data Analytics in Sports" as N3 #FCE4EC
+cloud "Fan Experience Enhancement" as N4 #FCE4EC
+usecase "Sports Marketing" as N5 #FCE4EC
+usecase "Youth Development Programs" as N6 #FCE4EC
+folder "Community Sports Programs" as N7 #E8F0EA
+component "Sports Betting Regulation" as N8 #E8F0EA
+usecase "Tournament Organization" as N9 #FCE4EC
+cloud "Athlete Brand Management" as N10 #FCE4EC
+database "Sponsorship Management" as N11 #ECCFF5
+database "Ticketing Sales" as N12 #FCE4EC
+rectangle "Anti_Doping Control" as N13 #ECCFF5
+circle " " as S0 #FCE4EC
+circle " " as S1 #E8F0EA
+circle " " as M0 #E8F0EA
+N0 -[#F06292]-> N1
+N1 -[#CD8FF2]-> N2
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+M0 -[#000000]-> N10
+@enduml
\ No newline at end of file
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+version https://git-lfs.github.com/spec/v1
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diff --git a/test/plantuml/graph_medium/plantuml_93.puml b/test/plantuml/graph_medium/plantuml_93.puml
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--- /dev/null
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+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Sponsorship Management" as Group0 #E8F5E9 {
+    node "Athlete Nutrition Planning" as nest0_0 #F1F8E9
+    cloud "Sports Marketing" as nest0_1 #F1F8E9
+    node "Team Management" as nest0_2 #F1F8E9
+}
+node "Fan Engagement" as N0 #E0F2F1
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+N0 -[#4DB6AC]-> M0
+M0 ..[#4DB6AC]..> N3
+@enduml
\ No newline at end of file
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diff --git a/test/plantuml/graph_medium/plantuml_96.puml b/test/plantuml/graph_medium/plantuml_96.puml
new file mode 100644
index 0000000000000000000000000000000000000000..6f995c9ad8f58e0fcd7ef760d23140cb15126264
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_96.puml
@@ -0,0 +1,33 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Ready_to_Wear Collection Launch" as Group0 #E8F5E9 {
+    rectangle "Intellectual Property Protection" as nest0_0 #FBE9E7
+    usecase "Influencer Collaboration" as nest0_1 #FBE9E7
+    component "Global Sourcing Strategy" as nest0_2 #C8EDFF
+    cloud "Material Sourcing" as nest0_3 #FBE9E7
+}
+folder "Fashion Show Production" as N0 #EFEBE9
+artifact "Embroidery and Embellishment" as N1 #FBE9E7
+folder "Brand Licensing" as N2 #FBE9E7
+node "Trend Research" as N3 #FBE9E7
+database "Wholesale Distribution" as N4 #FBE9E7
+circle " " as S0 #EFEBE9
+circle " " as S1 #FBE9E7
+N0 -[#A1887F]-> N1
+N1 ..[#A1887F]..> N2
+N2 -[#FF8A65]-> N3
+N3 ..[#82DAFF]..> N4
+nest0_0 ..[#82DAFF]..> nest0_1 : exhibits
+nest0_1 ..[#000000]..> nest0_2 : cuts
+nest0_2 -[#000000]-> nest0_3
+N2 -[#A1887F]-> nest0_0
+nest0_3 -[#FF8A65]-> N4
+N1 ..[#A1887F]..> S0
+S0 ..[#000000]..> N3
+S0 -[#A1887F]-> N4 : photographs
+N0 ..[#000000]..> S1
+S1 -[#82DAFF]-> N2 : forecasts
+S1 ..[#82DAFF]..> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/graph_medium/plantuml_97.png b/test/plantuml/graph_medium/plantuml_97.png
new file mode 100644
index 0000000000000000000000000000000000000000..33c2e8656c22f5bac114d8c66423178dce1058fc
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_97.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:42621e2c4477981acc955256f1466c11d70329b7f5cb82dc3a07d52ce3c9d0e8
+size 61985
diff --git a/test/plantuml/graph_medium/plantuml_99.png b/test/plantuml/graph_medium/plantuml_99.png
new file mode 100644
index 0000000000000000000000000000000000000000..eefc19503f7cd74016cd60a90047fcf7e713abc1
--- /dev/null
+++ b/test/plantuml/graph_medium/plantuml_99.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8b9958dd5773b224a96e4e9ce1d78c4cf93c76adb32954ed97c5130efd0854af
+size 83235
diff --git a/test/plantuml/scanned_easy/plantuml_10.txt b/test/plantuml/scanned_easy/plantuml_10.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5668a8afa8ef1192da8efc6da3f1a9fc9cb5d553
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_10.txt
@@ -0,0 +1,9 @@
+<Bill Generation, alerts, Network Security Monitoring>
+<Bill Generation, bills, Video Conferencing>
+<Broadband Provisioning, connectedTo, Bill Generation>
+<Payment Received, manages, Network Security Monitoring>
+<SIM Registration, connectedTo, Speed Throttling>
+<Speed Throttling, connectedTo, Broadband Provisioning>
+<Usage Monitoring, connectedTo, Network Security Monitoring>
+<Usage Monitoring, optimizes, SIM Registration>
+<Video Conferencing, connectedTo, Payment Received>
diff --git a/test/plantuml/scanned_easy/plantuml_101.puml b/test/plantuml/scanned_easy/plantuml_101.puml
new file mode 100644
index 0000000000000000000000000000000000000000..f9450234a9219fb376ac22aa68062315f239526b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_101.puml
@@ -0,0 +1,23 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Arson Investigation" as N0 #FCE4EC
+artifact "Evidence Preservation" as N1 #F8BBD0
+folder "Courtroom Presentation" as N2 #F8BBD0
+database "Document Examination" as N3 #F8BBD0
+cloud "Cyber Crime Investigation" as N4 #DED7F0
+folder "Malware Analysis" as N5 #FCE4EC
+node "Vehicle Forensics" as N6 #FCE4EC
+node "Expert Witness Testimony" as N7 #FCE4EC
+artifact "Forensic Interviewing" as N8 #DED7F0
+N0 ..[#A188DB]..> N1 : collects
+N1 -[#E91E63]-> N2 : reports
+N2 ..[#F06292]..> N3
+N3 ..[#A188DB]..> N4 : expert_testifies
+N4 -[#A188DB]-> N5 : compares
+N5 -[#000000]-> N6 : ballistics
+N6 ..[#E91E63]..> N7 : develops
+N7 ..[#A188DB]..> N8
+N4 ..[#E91E63]..> N1
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_102.puml b/test/plantuml/scanned_easy/plantuml_102.puml
new file mode 100644
index 0000000000000000000000000000000000000000..aaad0b3a1d0599e73e54c8249bd732e556191683
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_102.puml
@@ -0,0 +1,23 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Fusion Center Operations" as N0 #FFF3E0
+cloud "Public Awareness Campaigns" as N1 #E4E0DF
+cloud "Counter_Propaganda" as N2 #FFF3E0
+node "International Cooperation" as N3 #FFF3E0
+usecase "Intelligence Analysis" as N4 #E4E0DF
+folder "Port Security" as N5 #B2EBF2
+rectangle "Forensic Investigation of Attacks" as N6 #E4E0DF
+artifact "Transportation Security" as N7 #E4E0DF
+artifact "Radicalization Prevention" as N8 #FFF3E0
+N0 ..[#BDAFA8]..> N1
+N1 ..[#FFB74D]..> N2 : recoveries_supports
+N2 -[#FFB74D]-> N3
+N3 -[#FFB74D]-> N4 : shares_info
+N4 ..[#FFB74D]..> N5
+N5 ..[#00BCD4]..> N6 : partners_engages
+N6 ..[#FFB74D]..> N7 : analyzes
+N7 -[#FFB74D]-> N8
+N3 ..[#00BCD4]..> N0 : detects
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_111.puml b/test/plantuml/scanned_easy/plantuml_111.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a286d107cb543117e7d14f63999ade9537dbe554
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_111.puml
@@ -0,0 +1,29 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+database "System Integration Architecture" as N0 #E9F7E8
+cloud "Virtual Prototyping" as N1 #E9F7E8
+folder "Model Creation" as N2 #C8E6C9
+artifact "Sensor Data Integration" as N3 #C8E6C9
+usecase "Healthcare Digital Twins" as N4 #E9F7E8
+rectangle "Smart City Planning" as N5 #E9F7E8
+cloud "Aerospace Digital Twins" as N6 #E9F7E8
+artifact "Design Validation" as N7 #C8E6C9
+cloud "What_If Scenario Analysis" as N8 #F3E5F5
+folder "Maintenance Scheduling" as N9 #F3E5F5
+frame "Automotive Digital Twins" as N10 #F3E5F5
+cloud "Interoperability Standards" as N11 #E9F7E8
+N0 ..[#BA68C8]..> N1
+N1 ..[#000000]..> N2 : controls
+N2 -[#388E3C]-> N3 : risks_mitigates
+N3 ..[#388E3C]..> N4
+N4 ..[#6EB76D]..> N5 : predicts
+N5 -[#000000]-> N6
+N6 -[#BA68C8]-> N7 : validates
+N7 ..[#BA68C8]..> N8
+N8 -[#BA68C8]-> N9 : designs
+N9 ..[#6EB76D]..> N10 : analyzes
+N10 ..[#388E3C]..> N11 : machine_learning_uses
+N1 ..[#BA68C8]..> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_112.txt b/test/plantuml/scanned_easy/plantuml_112.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fef2e76a011bb6d6faf4a0f40650f047b84b109b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_112.txt
@@ -0,0 +1,11 @@
+<Audit Trail for Automation, improves_accuracy, Natural Language Processing for Automation>
+<Automated Data Validation, advises, Return on Investment Calculation>
+<Document Processing Automation, executes, Robotic Process Automation Implementation>
+<Hyperautomation, connectedTo, IT Operations Automation>
+<IT Operations Automation, designs_workflows, Optical Character Recognition for Automation>
+<Integration with Existing Systems, notifications_sends, Audit Trail for Automation>
+<Natural Language Processing for Automation, connectedTo, Integration with Existing Systems>
+<Optical Character Recognition for Automation, monitors, Automated Data Validation>
+<Return on Investment Calculation, develops_solutions, Document Processing Automation>
+<Robotic Process Automation Implementation, connectedTo, Natural Language Processing for Automation>
+<Supply Chain Automation, connectedTo, Hyperautomation>
diff --git a/test/plantuml/scanned_easy/plantuml_114.puml b/test/plantuml/scanned_easy/plantuml_114.puml
new file mode 100644
index 0000000000000000000000000000000000000000..fc4d258d632020c2f114f5954c7536da877bd18b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_114.puml
@@ -0,0 +1,29 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+node "Asset Management" as N0 #F3E5F5
+cloud "Vendor Management" as N1 #FFECB3
+node "Financial Management" as N2 #FFECB3
+component "Troubleshooting and Support" as N3 #E0F2F1
+usecase "Compliance Reporting" as N4 #F3E5F5
+rectangle "Mobile ERP Access" as N5 #F3E5F5
+folder "Business Process Re_engineering" as N6 #E0F2F1
+database "System Upgrade" as N7 #E0F2F1
+folder "Sales and Distribution" as N8 #E0F2F1
+folder "Project Management" as N9 #FFECB3
+usecase "Implementation Roadmap Development" as N10 #FFECB3
+component "Reporting and Analytics" as N11 #FFECB3
+N0 ..[#FFC107]..> N1
+N1 -[#FFC107]-> N2 : secures
+N2 ..[#BA68C8]..> N3
+N3 ..[#FFC107]..> N4
+N4 ..[#BA68C8]..> N5 : optimizes
+N5 -[#BA68C8]-> N6
+N6 ..[#BA68C8]..> N7
+N7 -[#FFC107]-> N8 : on_premise_hosts
+N8 ..[#FFC107]..> N9 : integrates
+N9 -[#FFC107]-> N10 : trains
+N10 -[#000000]-> N11 : HR_manages
+N11 ..[#FFC107]..> N2
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_115.txt b/test/plantuml/scanned_easy/plantuml_115.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b5c892747c2daf06d946817e3469df02bc5bbd73
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_115.txt
@@ -0,0 +1,10 @@
+<Automated Farm Machinery, connectedTo, Farm Labor Management Software>
+<Automated Farm Machinery, crops_grows, Predictive Analytics for Harvest>
+<Big Data Analytics for Farms, automates, Smart Greenhouses>
+<Connectivity Solutions, connectedTo, Predictive Analytics for Harvest>
+<Digital Soil Mapping, connectedTo, Farm Data Integration>
+<Farm Data Integration, sensors_deploys, Supply Chain Traceability>
+<Farm Labor Management Software, produces_safely, Connectivity Solutions>
+<Predictive Analytics for Harvest, connectedTo, Digital Soil Mapping>
+<Smart Greenhouses, connectedTo, Automated Farm Machinery>
+<Sustainability Metrics Tracking, feeds, Big Data Analytics for Farms>
diff --git a/test/plantuml/scanned_easy/plantuml_117.txt b/test/plantuml/scanned_easy/plantuml_117.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4269aa915e3d3911941c9fb9e3746cbbb0e2675f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_117.txt
@@ -0,0 +1,11 @@
+<Aging Brain Research, studies, Consciousness Studies>
+<Connectomics, connectedTo, Memory Formation Research>
+<Connectomics, publishes, Neuroprosthetics>
+<Consciousness Studies, tools_creates, Molecular Neuroscience>
+<Drug Development for Brain Disorders, connectedTo, Motor Control Research>
+<Memory Formation Research, connectedTo, Drug Development for Brain Disorders>
+<Molecular Neuroscience, diseases_diagnoses, Spike Train Analysis>
+<Motor Control Research, observes, Connectomics>
+<Neuroprosthetics, connectedTo, Behavioral Neuroscience>
+<Sensory Perception Research, connectedTo, Aging Brain Research>
+<Spike Train Analysis, connectedTo, Memory Formation Research>
diff --git a/test/plantuml/scanned_easy/plantuml_118.txt b/test/plantuml/scanned_easy/plantuml_118.txt
new file mode 100644
index 0000000000000000000000000000000000000000..50d1e59a600b9c34e7a7c952c51017420ca98d32
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_118.txt
@@ -0,0 +1,10 @@
+<Archival Management, community_participates, Climate Change Impact on Heritage>
+<Augmented Reality Tours, funds_raises, Underwater Cultural Heritage>
+<Climate Change Impact on Heritage, connectedTo, Material Analysis>
+<Crowdsourcing for Heritage Data, connectedTo, Augmented Reality Tours>
+<Digital Storytelling, connectedTo, Crowdsourcing for Heritage Data>
+<Digital Storytelling, connectedTo, Material Analysis>
+<Indigenous Cultural Heritage Rights, connectedTo, Intangible Cultural Heritage Preservation>
+<Intangible Cultural Heritage Preservation, visualizes, Archival Management>
+<Underwater Cultural Heritage, languages_revitalizes, Indigenous Cultural Heritage Rights>
+<Virtual Reality Recreations, analyzes_data, Digital Storytelling>
diff --git a/test/plantuml/scanned_easy/plantuml_119.puml b/test/plantuml/scanned_easy/plantuml_119.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a6edba4fd0c2ebaddb332d042fdb794e5a28abde
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_119.puml
@@ -0,0 +1,22 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+component "Bio_logic Gates" as N0 #E1F5FE
+node "Biosafety Level Management" as N1 #E1F5FE
+artifact "Bio_computation" as N2 #E1F5FE
+database "Metabolic Pathway Engineering" as N3 #E1F5FE
+rectangle "Biocontainment Strategies" as N4 #C9EFEC
+usecase "DNA Synthesis" as N5 #E1F5FE
+rectangle "Genetic Circuit Design" as N6 #C9EFEC
+cloud "Gene Therapy Delivery Systems" as N7 #E1F5FE
+N0 ..[#FFEB3B]..> N1 : molecules_produces
+N1 ..[#4FC3F7]..> N2
+N2 ..[#6FE1D5]..> N3 : safety_ensures
+N3 -[#FFEB3B]-> N4
+N4 -[#FFEB3B]-> N5
+N5 -[#4FC3F7]-> N6
+N6 ..[#FFEB3B]..> N7 : engineers
+N7 ..[#4FC3F7]..> N3
+N5 -[#4FC3F7]-> N2 : rewrites
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_119.txt b/test/plantuml/scanned_easy/plantuml_119.txt
new file mode 100644
index 0000000000000000000000000000000000000000..28bc3f9c70128438af4ffc15036fda33ebfb564b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_119.txt
@@ -0,0 +1,9 @@
+<Bio_computation, safety_ensures, Metabolic Pathway Engineering>
+<Bio_logic Gates, molecules_produces, Biosafety Level Management>
+<Biocontainment Strategies, connectedTo, DNA Synthesis>
+<Biosafety Level Management, connectedTo, Bio_computation>
+<DNA Synthesis, connectedTo, Genetic Circuit Design>
+<DNA Synthesis, rewrites, Bio_computation>
+<Gene Therapy Delivery Systems, connectedTo, Metabolic Pathway Engineering>
+<Genetic Circuit Design, engineers, Gene Therapy Delivery Systems>
+<Metabolic Pathway Engineering, connectedTo, Biocontainment Strategies>
diff --git a/test/plantuml/scanned_easy/plantuml_12.txt b/test/plantuml/scanned_easy/plantuml_12.txt
new file mode 100644
index 0000000000000000000000000000000000000000..be3aaf3c9d618a5dc0d1e43551848db3a0bb8f23
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_12.txt
@@ -0,0 +1,13 @@
+<Activity Booking, documents, Adventure Sports Booking>
+<Adventure Sports Booking, connectedTo, Return Trip>
+<Booking Modification, plans, Itinerary Planning>
+<Destination Selection, connectedTo, Booking Modification>
+<Duty_Free Shopping, connectedTo, Concert Ticketing>
+<Duty_Free Shopping, connectedTo, Event Reservation>
+<Event Reservation, applies, Spa Appointment>
+<Event Reservation, reviews, Activity Booking>
+<Itinerary Planning, connectedTo, Event Reservation>
+<Return Trip, connectedTo, Souvenir Shopping>
+<Souvenir Shopping, develops, Visa Application>
+<Spa Appointment, visits, Duty_Free Shopping>
+<Visa Application, analyzes, Destination Selection>
diff --git a/test/plantuml/scanned_easy/plantuml_124.puml b/test/plantuml/scanned_easy/plantuml_124.puml
new file mode 100644
index 0000000000000000000000000000000000000000..8540b64582335ce8b36d4589ae46ccaf2473d58b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_124.puml
@@ -0,0 +1,41 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Smart Waste Bins" as Group0 #F1F8E9 {
+    artifact "Community Recycling Programs" as nest0_0 #FCFCE7
+    database "Illegal Dumping Monitoring" as nest0_1 #FCFCE7
+}
+folder "Waste Characterization Study" as N0 #E8EAF6
+folder "Composting" as N1 #FCFCE7
+frame "Transfer Station Management" as N2 #F5F5F5
+database "Organics Collection" as N3 #E8EAF6
+database "Metal Recycling" as N4 #F5F5F5
+folder "Resource Recovery" as N5 #FCFCE7
+folder "Paper Recycling" as N6 #F5F5F5
+component "Container Management" as N7 #F5F5F5
+folder "Landfill Gas Collection" as N8 #FCFCE7
+cloud "Waste Incineration" as N9 #FCFCE7
+component "Waste Sorting" as N10 #E8EAF6
+circle " " as S0 #F5F5F5
+circle " " as M0 #E8EAF6
+N0 -[#DCE775]-> N1
+N1 ..[#000000]..> N2 : collects
+N2 ..[#000000]..> N3
+N3 -[#BDBDBD]-> N4
+N4 -[#000000]-> N5
+N5 -[#DCE775]-> N6 : maintains
+N6 -[#000000]-> N7
+N7 ..[#7986CB]..> N8 : designs
+N8 ..[#7986CB]..> N9
+N9 ..[#BDBDBD]..> N10
+nest0_0 ..[#DCE775]..> nest0_1
+N6 -[#DCE775]-> nest0_0
+nest0_1 -[#7986CB]-> N3
+N6 ..[#7986CB]..> S0
+S0 ..[#DCE775]..> N10 : controls
+S0 ..[#DCE775]..> N9
+N1 -[#7986CB]-> M0
+N3 -[#7986CB]-> M0 : licenses
+M0 ..[#000000]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_126.txt b/test/plantuml/scanned_easy/plantuml_126.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb0fd618598859b787bf4c970983d6dbd1812d4f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_126.txt
@@ -0,0 +1,27 @@
+<Closed_Loop Systems, connectedTo, Organics Collection>
+<Closed_Loop Systems, partOf, Waste Management Data Analytics>
+<Community Recycling Programs, reuses, Waste Reduction Planning>
+<Construction and Demolition Waste Management, connectedTo, Circular Economy Initiatives>
+<Construction and Demolition Waste Management, connectedTo, Smart Waste Bins>
+<Construction and Demolition Waste Management, enforces, Resource Recovery>
+<Container Management, audits, Paper Recycling>
+<Container Management, connectedTo, Transfer Station Management>
+<Material Recovery Facility Operation, connectedTo, Closed_Loop Systems>
+<Material Recovery Facility Operation, partOf, Waste Management Data Analytics>
+<Metal Recycling, develops, Paper Recycling>
+<Metal Recycling, reduces, Waste Characterization Study>
+<Organics Collection, connectedTo, Paper Recycling>
+<Organics Collection, partOf, Waste Management Data Analytics>
+<Paper Recycling, connectedTo, Community Recycling Programs>
+<Resource Recovery, connectedTo, Smart Waste Bins>
+<Smart Waste Bins, collects, Circular Economy Initiatives>
+<Transfer Station Management, connectedTo, Metal Recycling>
+<Transfer Station Management, segregates, Waste Characterization Study>
+<Transfer Station Management, transports, Paper Recycling>
+<Waste Audit, connectedTo, Material Recovery Facility Operation>
+<Waste Audit, partOf, Waste Management Data Analytics>
+<Waste Characterization Study, connectedTo, Construction and Demolition Waste Management>
+<Waste Reduction Planning, connectedTo, Waste Audit>
+<Waste Reduction Planning, connectedTo, Waste Characterization Study>
+<Waste Reduction Planning, measures, Waste_to_Energy Conversion>
+<Waste_to_Energy Conversion, converts, Waste Characterization Study>
diff --git a/test/plantuml/scanned_easy/plantuml_127.puml b/test/plantuml/scanned_easy/plantuml_127.puml
new file mode 100644
index 0000000000000000000000000000000000000000..d00b7a984b519a57c32e6dfe55221661cf741145
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_127.puml
@@ -0,0 +1,37 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Wastewater Collection" as Group0 #FBE9E7 {
+    component "Water Rights Management" as nest0_0 #F1F8FF
+    component "Agricultural Water Use Efficiency" as nest0_1 #FFDAB9
+}
+cloud "Smart Water Networks" as N0 #D3F7F9
+folder "Aquifer Recharge" as N1 #F1F8FF
+artifact "Hydrological Modeling" as N2 #FFDAB9
+database "Drinking Water Standards Compliance" as N3 #D3F7F9
+node "Stormwater Management" as N4 #D3F7F9
+folder "Water Source Identification" as N5 #D3F7F9
+usecase "Greywater Recycling" as N6 #FFDAB9
+circle " " as S0 #FFDAB9
+circle " " as S1 #D3F7F9
+circle " " as M1 #F1F8FF
+N0 ..[#FFC085]..> N1 : audits
+N1 -[#FFC085]-> N2
+N2 ..[#FFC085]..> N3
+N3 ..[#80DDEA]..> N4
+N4 ..[#80DDEA]..> N5
+N5 ..[#000000]..> N6
+nest0_0 -[#FFC085]-> nest0_1 : supplies
+N3 ..[#42A5F5]..> nest0_0
+nest0_1 ..[#42A5F5]..> N4 : permits
+N2 -[#000000]-> S0
+S0 ..[#42A5F5]..> N6
+S0 ..[#42A5F5]..> N5
+N1 ..[#000000]..> S1
+S1 ..[#FFC085]..> N3
+S1 ..[#FFC085]..> N6 : measures
+N2 -[#42A5F5]-> M1 : analyzes
+N0 -[#FFC085]-> M1
+M1 -[#80DDEA]-> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_13.txt b/test/plantuml/scanned_easy/plantuml_13.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6803a2e633c9199c1935f76a8facdc7d6fd4971c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_13.txt
@@ -0,0 +1,10 @@
+<Building Permit Application, connectedTo, Contract Review>
+<Closing Meeting, connectedTo, Market Trend Analysis>
+<Contract Review, connectedTo, Loan Pre_Approval>
+<Land Acquisition, connectedTo, Loan Pre_Approval>
+<Land Acquisition, promotes, Closing Meeting>
+<Loan Pre_Approval, develops, Property Appraisal>
+<Loan Pre_Approval, maintains, Building Permit Application>
+<Market Trend Analysis, connectedTo, Building Permit Application>
+<Offer Submission, connectedTo, Land Acquisition>
+<Zoning Compliance, audits, Offer Submission>
diff --git a/test/plantuml/scanned_easy/plantuml_130.txt b/test/plantuml/scanned_easy/plantuml_130.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8ed038662c5e8e412d10a628c8e1fb9e5a76fb32
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_130.txt
@@ -0,0 +1,21 @@
+<Advanced Sorting Technologies, connectedTo, Life Cycle Assessment>
+<Advanced Sorting Technologies, connectedTo, Recycling Market Development>
+<Battery Recycling, connectedTo, Waste Audit for Recycling>
+<Closed_Loop Material Flow, connectedTo, Advanced Sorting Technologies>
+<Closed_Loop Material Flow, connectedTo, Contamination Reduction>
+<Construction Waste Recycling, connectedTo, Battery Recycling>
+<Contamination Reduction, connectedTo, Metal Recycling>
+<End_of_Life Product Management, connectedTo, Advanced Sorting Technologies>
+<Life Cycle Assessment, manufactures, Tyre Recycling>
+<Life Cycle Assessment, partOf, Paper Recycling>
+<Metal Recycling, connectedTo, Advanced Sorting Technologies>
+<Metal Recycling, connectedTo, End_of_Life Product Management>
+<Metal Recycling, connectedTo, Recycling Market Development>
+<Metal Recycling, innovates, Construction Waste Recycling>
+<Metal Recycling, melts, Advanced Sorting Technologies>
+<New Product Manufacturing, connectedTo, Battery Recycling>
+<New Product Manufacturing, partOf, Paper Recycling>
+<Product Design for Recyclability, connectedTo, Closed_Loop Material Flow>
+<Recycling Market Development, connectedTo, Construction Waste Recycling>
+<Tyre Recycling, designs, New Product Manufacturing>
+<Tyre Recycling, partOf, Paper Recycling>
diff --git a/test/plantuml/scanned_easy/plantuml_132.puml b/test/plantuml/scanned_easy/plantuml_132.puml
new file mode 100644
index 0000000000000000000000000000000000000000..e01bdfa968de36b71ec785100c3668a354cf6e4e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_132.puml
@@ -0,0 +1,33 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Recycling Education" as Group0 #ECEFF1 {
+    usecase "Waste Audit for Recycling" as nest0_0 #FFCCBC
+    component "Chemical Recycling" as nest0_1 #ECF0FD
+}
+folder "Contamination Reduction" as N0 #ECF0FD
+folder "Plastic Recycling" as N1 #FFCCBC
+node "Energy Recovery from Non_Recyclables" as N2 #ECF0FD
+usecase "Industrial Recycling Programs" as N3 #FFCCBC
+database "Glass Recycling" as N4 #ECF0FD
+cloud "End_of_Life Product Management" as N5 #FFF9D4
+database "Commercial Recycling Solutions" as N6 #ECF0FD
+circle " " as S1 #ECF0FD
+circle " " as M0 #FFF9D4
+N0 -[#B8C0F5]-> N1
+N1 -[#FF5722]-> N2
+N2 -[#FFE69C]-> N3
+N3 -[#B8C0F5]-> N4 : certifies
+N4 -[#FF5722]-> N5
+N5 ..[#FFE69C]..> N6
+nest0_0 -[#FFE69C]-> nest0_1
+N2 -[#FF5722]-> nest0_0 : grades
+nest0_1 -[#000000]-> N6
+N0 -[#000000]-> S1
+S1 ..[#FF5722]..> N3
+S1 ..[#B8C0F5]..> N4
+N0 ..[#000000]..> M0
+N1 ..[#FF5722]..> M0
+M0 -[#FFE69C]-> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_133.txt b/test/plantuml/scanned_easy/plantuml_133.txt
new file mode 100644
index 0000000000000000000000000000000000000000..85a571d8ba4c6ee553ec60f0ae0c39792192e53f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_133.txt
@@ -0,0 +1,24 @@
+<Biodiversity Conservation in Forests, connectedTo, Logging Operations>
+<Biodiversity Conservation in Forests, partOf, Sustainable Forest Management>
+<Biomass Production from Forests, connectedTo, Erosion Control>
+<Biomass Production from Forests, maintains, Non_Timber Forest Product Collection>
+<Biomass Production from Forests, prevents, Carbon Sequestration Monitoring>
+<Biomass Production from Forests, transports, Watershed Protection>
+<Carbon Sequestration Monitoring, grades, Non_Timber Forest Product Collection>
+<Drone Surveying for Forests, connectedTo, Biodiversity Conservation in Forests>
+<Drone Surveying for Forests, partOf, Sustainable Forest Management>
+<Ecological Restoration, connectedTo, Forest Fire Management>
+<Erosion Control, connectedTo, Public Access Management>
+<Erosion Control, connectedTo, Watershed Protection>
+<Forest Fire Management, connectedTo, Biomass Production from Forests>
+<GIS Mapping for Forestry, assesses, Tree Nursery Management>
+<Logging Operations, connectedTo, GIS Mapping for Forestry>
+<Logging Operations, connectedTo, Non_Timber Forest Product Collection>
+<Non_Timber Forest Product Collection, connectedTo, Tree Planting>
+<Public Access Management, connectedTo, Drone Surveying for Forests>
+<Public Access Management, partOf, Sustainable Forest Management>
+<Reforestation, connectedTo, Logging Operations>
+<Tree Nursery Management, connectedTo, Ecological Restoration>
+<Tree Nursery Management, connectedTo, Non_Timber Forest Product Collection>
+<Watershed Protection, connectedTo, Non_Timber Forest Product Collection>
+<Watershed Protection, repairs, Carbon Sequestration Monitoring>
diff --git a/test/plantuml/scanned_easy/plantuml_135.txt b/test/plantuml/scanned_easy/plantuml_135.txt
new file mode 100644
index 0000000000000000000000000000000000000000..380da04ed006b1266c13740fde910eb8336d600f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_135.txt
@@ -0,0 +1,18 @@
+<Agroforestry Systems, connectedTo, Climate Change Adaptation in Forests>
+<Agroforestry Systems, connectedTo, Forest Certification>
+<Climate Change Adaptation in Forests, connectedTo, Forest Certification>
+<Climate Change Adaptation in Forests, sustains, Logging Operations>
+<Ecological Restoration, manages, GIS Mapping for Forestry>
+<Ecological Restoration, partOf, Watershed Protection>
+<Erosion Control, connectedTo, Sustainable Forest Management>
+<Erosion Control, partOf, Watershed Protection>
+<Forest Road Construction, connectedTo, Agroforestry Systems>
+<Forest Road Construction, connectedTo, Forest Certification>
+<GIS Mapping for Forestry, connectedTo, Forest Certification>
+<GIS Mapping for Forestry, connectedTo, Forest Road Construction>
+<GIS Mapping for Forestry, researches, Agroforestry Systems>
+<Logging Operations, connectedTo, Erosion Control>
+<Logging Operations, partOf, Watershed Protection>
+<Recreation Management, restricts, GIS Mapping for Forestry>
+<Sustainable Forest Management, connectedTo, Ecological Restoration>
+<Sustainable Forest Management, partOf, Watershed Protection>
diff --git a/test/plantuml/scanned_easy/plantuml_136.txt b/test/plantuml/scanned_easy/plantuml_136.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8ea90cfac0b505dd805fdf19acf0fbc2aa2369d5
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_136.txt
@@ -0,0 +1,22 @@
+<Animal Welfare Assessment, connectedTo, Surgery>
+<Animal Welfare Assessment, sedates, Herd Health Programs>
+<Euthanasia Services, connectedTo, Medical Treatment>
+<Farm Animal Health Management, connectedTo, Pain Management>
+<Herd Health Programs, connectedTo, Pre_surgical Assessment>
+<Herd Health Programs, partOf, Livestock Disease Prevention>
+<Laboratory Testing, complies, Vaccination>
+<Laboratory Testing, connectedTo, Nutritional Counseling>
+<Nutritional Counseling, connectedTo, Pain Management>
+<Nutritional Counseling, connectedTo, Toxicology Testing>
+<Nutritional Counseling, connectedTo, Vaccination>
+<Nutritional Counseling, orders, Medical Treatment>
+<Nutritional Counseling, treats, Surgery>
+<Pain Management, connectedTo, Vaccination>
+<Pre_surgical Assessment, connectedTo, Public Health Vet Services>
+<Pre_surgical Assessment, partOf, Livestock Disease Prevention>
+<Public Health Vet Services, connectedTo, Animal Welfare Assessment>
+<Public Health Vet Services, partOf, Livestock Disease Prevention>
+<Surgery, connectedTo, Euthanasia Services>
+<Toxicology Testing, connectedTo, Farm Animal Health Management>
+<Toxicology Testing, connectedTo, Vaccination>
+<Vaccination, connectedTo, Animal Welfare Assessment>
diff --git a/test/plantuml/scanned_easy/plantuml_139.puml b/test/plantuml/scanned_easy/plantuml_139.puml
new file mode 100644
index 0000000000000000000000000000000000000000..6854a0305529302f774e62a817d52eb9712a1c7d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_139.puml
@@ -0,0 +1,41 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Early Literacy Programs" as Group0 #FCE4EC {
+    database "Emotional Support" as nest0_0 #F8FDD3
+    cloud "Daily Activity Reporting" as nest0_1 #EFE6FF
+}
+database "Emergency Evacuation Drills" as N0 #F8BBD0
+folder "Preschool Education" as N1 #F8BBD0
+component "Parent_Teacher Conferences" as N2 #F8BBD0
+database "Potty Training Assistance" as N3 #F8BBD0
+database "Nap Time Supervision" as N4 #EFE6FF
+component "Story Time Reading" as N5 #F8BBD0
+folder "Music and Movement Activities" as N6 #F8FDD3
+cloud "Outdoor Play Supervision" as N7 #F8BBD0
+database "Staff Training and Certification" as N8 #EFE6FF
+circle " " as S0 #F8BBD0
+circle " " as M0 #F8FDD3
+circle " " as M1 #EFE6FF
+N0 ..[#D3EB9F]..> N1 : nurtures
+N1 -[#D3EB9F]-> N2
+N2 ..[#000000]..> N3
+N3 -[#C2B2F0]-> N4 : cleans
+N4 -[#000000]-> N5 : manages
+N5 ..[#C2B2F0]..> N6
+N6 -[#C2B2F0]-> N7
+N7 -[#E91E63]-> N8
+nest0_0 ..[#C2B2F0]..> nest0_1
+N7 ..[#000000]..> nest0_0
+nest0_1 -[#E91E63]-> N6 : plays with
+N0 ..[#E91E63]..> S0
+S0 -[#000000]-> N8 : responds
+S0 ..[#000000]..> N6 : documents
+N1 ..[#D3EB9F]..> M0
+N0 ..[#D3EB9F]..> M0
+M0 ..[#000000]..> N7
+N0 ..[#000000]..> M1
+N1 -[#000000]-> M1
+M1 -[#000000]-> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_144.puml b/test/plantuml/scanned_easy/plantuml_144.puml
new file mode 100644
index 0000000000000000000000000000000000000000..8f9b389d7cc6a0447448eaa1ba01a704e73b9d4e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_144.puml
@@ -0,0 +1,41 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Chronic Disease Management" as Group0 #FCE4EC {
+    cloud "Memory Care" as nest0_0 #FFCCBC
+    node "Long_Term Care Planning" as nest0_1 #FFCCBC
+    frame "Caregiver Training" as nest0_2 #FFCCBC
+    rectangle "Medication Management" as nest0_3 #FFCCBC
+}
+component "Elder Abuse Prevention" as N0 #FFCCBC
+node "Transportation Assistance" as N1 #FFCCBC
+frame "Nursing Care" as N2 #FFCCBC
+folder "Safety Assessments" as N3 #FFF8E1
+artifact "Daily Living Assistance" as N4 #FFCCBC
+database "Family Communication" as N5 #E8F0EA
+component "Palliative Care" as N6 #E8F0EA
+cloud "Rehabilitation Support" as N7 #FFCCBC
+rectangle "Smart Home Integration for Seniors" as N8 #FFF8E1
+circle " " as S1 #E8F0EA
+circle " " as M0 #E8F0EA
+N0 -[#FFD54F]-> N1
+N1 -[#92C79A]-> N2 : supports
+N2 -[#000000]-> N3
+N3 -[#92C79A]-> N4
+N4 -[#92C79A]-> N5 : optimizes
+N5 ..[#92C79A]..> N6
+N6 -[#FF5722]-> N7 : educates
+N7 ..[#FFD54F]..> N8
+nest0_0 ..[#FFD54F]..> nest0_1
+nest0_1 -[#FF5722]-> nest0_2 : plans
+nest0_2 -[#FF5722]-> nest0_3
+N3 ..[#000000]..> nest0_0
+nest0_3 -[#000000]-> N8 : comforts
+N2 -[#000000]-> S1
+S1 ..[#000000]..> N4
+S1 ..[#92C79A]..> N6
+N3 -[#92C79A]-> M0
+N4 -[#000000]-> M0
+M0 -[#FF5722]-> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_145.txt b/test/plantuml/scanned_easy/plantuml_145.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f71eb0390d547d1dcd7d423d6653ff7134985297
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_145.txt
@@ -0,0 +1,22 @@
+<Community Preparedness, connectedTo, Emergency Planning>
+<Community Preparedness, connectedTo, Satellite Imagery Analysis>
+<Debris Management, connectedTo, Drone Deployment for Assessment>
+<Debris Management, partOf, Post_Disaster Evaluation>
+<Drone Deployment for Assessment, connectedTo, Hazard Identification>
+<Drone Deployment for Assessment, connectedTo, Logistics and Supply Chain>
+<Drone Deployment for Assessment, connectedTo, Resource Mobilization>
+<Early Recovery Actions, connectedTo, Resource Mobilization>
+<Emergency Planning, connectedTo, Drone Deployment for Assessment>
+<Hazard Identification, maps, Early Recovery Actions>
+<Logistics and Supply Chain, connectedTo, Recovery Planning>
+<Logistics and Supply Chain, connectedTo, Satellite Imagery Analysis>
+<Public Awareness Campaigns, connectedTo, Community Preparedness>
+<Public Awareness Campaigns, connectedTo, Early Recovery Actions>
+<Public Awareness Campaigns, connectedTo, Satellite Imagery Analysis>
+<Public Awareness Campaigns, reports, Drone Deployment for Assessment>
+<Public Awareness Campaigns, secures, Logistics and Supply Chain>
+<Recovery Planning, identifies, Search and Rescue Operations>
+<Recovery Planning, partOf, Post_Disaster Evaluation>
+<Satellite Imagery Analysis, trains, Hazard Identification>
+<Search and Rescue Operations, connectedTo, Debris Management>
+<Search and Rescue Operations, partOf, Post_Disaster Evaluation>
diff --git a/test/plantuml/scanned_easy/plantuml_146.puml b/test/plantuml/scanned_easy/plantuml_146.puml
new file mode 100644
index 0000000000000000000000000000000000000000..260b10879c3b002b217b399a63a5bee62872bd57
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_146.puml
@@ -0,0 +1,40 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Volunteer Coordination" as Group0 #FBE9E7 {
+    artifact "Post_Disaster Evaluation" as nest0_0 #F1F8E9
+    database "Logistics and Supply Chain" as nest0_1 #F1F8E9
+    cloud "Cash Transfer Programs" as nest0_2 #F1F8E9
+    database "Policy and Legislation Review" as nest0_3 #F1F8E9
+}
+cloud "Vulnerability Analysis" as N0 #B2EBF2
+folder "Emergency Drills and Exercises" as N1 #B2EBF2
+database "Early Recovery Actions" as N2 #FFFDE7
+component "Environmental Remediation" as N3 #FFFDE7
+artifact "Search and Rescue Operations" as N4 #B2EBF2
+artifact "Geographic Information Systems for Disasters" as N5 #B2EBF2
+database "Hazard Mapping" as N6 #F1F8E9
+cloud "Mitigation Strategies" as N7 #FFFDE7
+circle " " as S0 #B2EBF2
+circle " " as S1 #FFFDE7
+N0 -[#FFF176]-> N1
+N1 -[#388E3C]-> N2
+N2 ..[#000000]..> N3 : enforces
+N3 ..[#388E3C]..> N4
+N4 ..[#00BCD4]..> N5
+N5 -[#FFF176]-> N6
+N6 -[#388E3C]-> N7 : maps
+nest0_0 ..[#00BCD4]..> nest0_1
+nest0_1 ..[#388E3C]..> nest0_2
+nest0_2 -[#FFF176]-> nest0_3
+N1 -[#000000]-> nest0_0
+nest0_3 -[#388E3C]-> N6 : deploys
+N4 ..[#00BCD4]..> S0
+S0 ..[#FFF176]..> N6
+S0 -[#FFF176]-> N7 : analyzes
+N0 ..[#00BCD4]..> S1
+S1 ..[#000000]..> N6 : evaluates
+S1 -[#FFF176]-> N3 : communicates
+N7 -[#000000]-> N2 : distributes
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_148.txt b/test/plantuml/scanned_easy/plantuml_148.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9c8ff904b9c8502100ed82234526cfc943564560
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_148.txt
@@ -0,0 +1,24 @@
+<Chaplain Services, evaluates, Counter_Terrorism Operations>
+<Chaplain Services, partOf, Intelligence Gathering>
+<Civil_Military Cooperation, connectedTo, Specialized Training>
+<Counter_Insurgency Operations, connectedTo, Civil_Military Cooperation>
+<Counter_Terrorism Operations, connectedTo, Specialized Training>
+<Counter_Terrorism Operations, partOf, Intelligence Gathering>
+<Crisis Management, connectedTo, Specialized Training>
+<Crisis Management, supplies, Disaster Relief Deployment>
+<Demobilization, connectedTo, Air Operations>
+<Disaster Relief Deployment, connectedTo, Counter_Insurgency Operations>
+<Disaster Relief Deployment, connectedTo, Recruitment>
+<Disaster Relief Deployment, connectedTo, Surveillance>
+<Disaster Relief Deployment, trains, Space Operations>
+<Force Projection, deploys, Chaplain Services>
+<Force Projection, partOf, Intelligence Gathering>
+<Military Strategy Development, connectedTo, Force Projection>
+<Military Strategy Development, connectedTo, Specialized Training>
+<Military Strategy Development, develops, Counter_Insurgency Operations>
+<Peacekeeping Missions, surveys, Recruitment>
+<Recruitment, connectedTo, Military Strategy Development>
+<Recruitment, interdicts, Specialized Training>
+<Space Operations, connectedTo, Peacekeeping Missions>
+<Specialized Training, connectedTo, Surveillance>
+<Surveillance, connectedTo, Demobilization>
diff --git a/test/plantuml/scanned_easy/plantuml_15.txt b/test/plantuml/scanned_easy/plantuml_15.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0f87b29d5232ce067db39b9a9b641a7317bce042
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_15.txt
@@ -0,0 +1,9 @@
+<Fan Engagement Strategy, connectedTo, Premiere Event>
+<Live Performance, connectedTo, Merchandise Creation>
+<Live Performance, connectedTo, Stunt Coordination>
+<Premiere Event, distributes, Set Construction>
+<Scene Scheduling, designs, Script Writing>
+<Scene Scheduling, directs, Premiere Event>
+<Script Writing, collaborates, Stunt Coordination>
+<Set Construction, connectedTo, Scene Scheduling>
+<Stunt Coordination, connectedTo, Live Performance>
diff --git a/test/plantuml/scanned_easy/plantuml_153.puml b/test/plantuml/scanned_easy/plantuml_153.puml
new file mode 100644
index 0000000000000000000000000000000000000000..2ba4b4085a4046ed2c2c395153d53c76d37e8e3a
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_153.puml
@@ -0,0 +1,45 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Fueling Operations" as Group0 #E0F2F1 {
+    usecase "Delay Management" as nest0_0 #FFF9C4
+    rectangle "Airport Operations" as nest0_1 #FFF9C4
+    folder "Airworthiness Certification" as nest0_2 #FFF9C4
+}
+cloud "Aviation Safety Investigation" as N0 #FFF9C4
+rectangle "Emergency Procedures Training" as N1 #FFEBEE
+folder "Engine Overhaul" as N2 #FFEBEE
+folder "Aircraft De_icing" as N3 #FFEBEE
+usecase "Route Optimization" as N4 #FFEBEE
+folder "Remote Tower Operations" as N5 #E8EAF6
+folder "Unmanned Aerial Vehicle Integration" as N6 #E8EAF6
+database "Cargo Loading" as N7 #FFF9C4
+cloud "Runway Management" as N8 #FFEBEE
+folder "Airport Security Management" as N9 #FFF9C4
+circle " " as S0 #FFF9C4
+circle " " as M0 #FFEBEE
+circle " " as M1 #E8EAF6
+N0 ..[#5C6BC0]..> N1
+N1 ..[#FFEB3B]..> N2
+N2 ..[#E57373]..> N3
+N3 -[#5C6BC0]-> N4
+N4 ..[#E57373]..> N5
+N5 ..[#E57373]..> N6
+N6 -[#5C6BC0]-> N7
+N7 ..[#FFEB3B]..> N8 : manages
+N8 ..[#5C6BC0]..> N9
+nest0_0 -[#5C6BC0]-> nest0_1 : navigates
+nest0_1 -[#E57373]-> nest0_2
+N4 ..[#5C6BC0]..> nest0_0
+nest0_2 ..[#5C6BC0]..> N2
+N1 -[#E57373]-> S0
+S0 -[#E57373]-> N6
+S0 -[#5C6BC0]-> N9
+N1 -[#5C6BC0]-> M0 : fuels
+N4 ..[#000000]..> M0
+M0 -[#5C6BC0]-> N6
+N2 -[#5C6BC0]-> M1
+N3 -[#FFEB3B]-> M1 : lands
+M1 ..[#000000]..> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_156.txt b/test/plantuml/scanned_easy/plantuml_156.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f9b3b3ee2afab3ae00d60ce5278cdec7bc8764b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_156.txt
@@ -0,0 +1,17 @@
+<Augmented Reality Navigation, connectedTo, Reverse Geocoding>
+<Augmented Reality Navigation, partOf, Map Display>
+<Dead Reckoning, connectedTo, Topographic Mapping>
+<Dead Reckoning, follows, Offline Map Support>
+<Dead Reckoning, monitors, Marine Charting>
+<Inertial Navigation System, connectedTo, Offline Map Support>
+<Inertial Navigation System, partOf, Map Display>
+<Marine Charting, connectedTo, Augmented Reality Navigation>
+<Marine Charting, connectedTo, Cycle Route Planning>
+<Offline Map Support, connectedTo, Satellite Navigation Systems>
+<Public Transit Navigation, connectedTo, Marine Charting>
+<Reverse Geocoding, partOf, Map Display>
+<Reverse Geocoding, verifies, Inertial Navigation System>
+<Satellite Navigation Systems, validates, Public Transit Navigation>
+<Topographic Mapping, optimizes, Offline Map Support>
+<Voice Guidance Customization, alerts, Dead Reckoning>
+<Voice Guidance Customization, connectedTo, Offline Map Support>
diff --git a/test/plantuml/scanned_easy/plantuml_158.puml b/test/plantuml/scanned_easy/plantuml_158.puml
new file mode 100644
index 0000000000000000000000000000000000000000..334f291d034e64911532dbbf28e0704bdfe47a87
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_158.puml
@@ -0,0 +1,33 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Educational Applications" as Group0 #F3E5F5 {
+    cloud "Reverse Engineering with 3D Printing" as nest0_0 #C5CAE9
+    folder "Prototyping" as nest0_1 #C5CAE9
+    node "Scaffolding for Tissue Engineering" as nest0_2 #C2E8E6
+    node "Aerospace Part Production" as nest0_3 #D0E0F8
+}
+rectangle "Material Research and Development" as N0 #D0E0F8
+frame "Medical Device Prototyping" as N1 #C5CAE9
+cloud "Slicing Software Operation" as N2 #D0E0F8
+component "Print Farm Management" as N3 #D0E0F8
+frame "File Format Conversion" as N4 #C2E8E6
+component "Consumer Product Creation" as N5 #C2E8E6
+circle " " as M1 #C5CAE9
+N0 ..[#4285F4]..> N1 : calibrates
+N1 ..[#000000]..> N2
+N2 ..[#000000]..> N3 : enhances
+N3 -[#000000]-> N4
+N4 ..[#4285F4]..> N5
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 -[#3F51B5]-> nest0_2
+nest0_2 -[#4285F4]-> nest0_3
+N4 -[#4285F4]-> nest0_0
+nest0_3 -[#4285F4]-> N2 : secures
+N1 -[#000000]-> M1
+N3 ..[#000000]..> M1
+M1 ..[#4285F4]..> N5
+N2 ..[#4285F4]..> N4
+nest0_3 -[#3F51B5]-> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_16.txt b/test/plantuml/scanned_easy/plantuml_16.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d3339400e6314783211dacda51a72149a76a19b8
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_16.txt
@@ -0,0 +1,10 @@
+<Carbon Footprint Calculation, detects, Renewable Energy Project Development>
+<Citizen Science Initiative, disposes, Environmental Impact Assessment>
+<Climate Modeling, forecasts, Species Reintroduction>
+<Environmental Impact Assessment, connectedTo, Resource Tracking>
+<Green Certification, connectedTo, Wildlife Survey>
+<Renewable Energy Project Development, connectedTo, Climate Modeling>
+<Resource Tracking, connectedTo, Green Certification>
+<Resource Tracking, connectedTo, Species Reintroduction>
+<Species Reintroduction, innovates, Green Certification>
+<Wildlife Survey, funds, Carbon Footprint Calculation>
diff --git a/test/plantuml/scanned_easy/plantuml_165.puml b/test/plantuml/scanned_easy/plantuml_165.puml
new file mode 100644
index 0000000000000000000000000000000000000000..adf3f6fc11c47e4c7ee5e39dcfda7f13d76c5650
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_165.puml
@@ -0,0 +1,41 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Quantum Error Correction" as Group0 #F3E5F5 {
+    node "Quantum Coherence Management" as nest0_0 #FDFCEB
+    node "Microwave Control for Qubits" as nest0_1 #ECEFF1
+    folder "Material Science Simulations" as nest0_2 #EDF5F3
+    database "Quantum Machine Learning" as nest0_3 #EDF5F3
+}
+usecase "Quantum Circuit Design" as N0 #FDFCEB
+folder "Quantum Computing Education" as N1 #EDF5F3
+artifact "Quantum Bit Design" as N2 #FDFCEB
+artifact "Superconducting Qubits" as N3 #EDF5F3
+frame "Optimization Problems with Quantum Annealing" as N4 #EDF5F3
+artifact "Quantum Software Development Kit" as N5 #ECEFF1
+folder "Quantum Computing in Drug Discovery" as N6 #ECEFF1
+cloud "Interfacing Classical and Quantum Computers" as N7 #EDF5F3
+component "Cryogenic Systems for Qubits" as N8 #FDFCEB
+circle " " as S0 #ECEFF1
+circle " " as M1 #ECEFF1
+N0 ..[#000000]..> N1
+N1 -[#000000]-> N2 : superposes
+N2 -[#EAEFA5]-> N3
+N3 ..[#000000]..> N4 : uploads
+N4 ..[#90A4AE]..> N5
+N5 ..[#A1D7CD]..> N6 : optimizes
+N6 -[#EAEFA5]-> N7
+N7 ..[#A1D7CD]..> N8
+nest0_0 -[#000000]-> nest0_1
+nest0_1 ..[#EAEFA5]..> nest0_2 : shares
+nest0_2 ..[#EAEFA5]..> nest0_3
+N7 -[#A1D7CD]-> nest0_0
+nest0_3 -[#EAEFA5]-> N4
+N0 -[#A1D7CD]-> S0
+S0 -[#A1D7CD]-> N2
+S0 ..[#A1D7CD]..> N6
+N0 -[#A1D7CD]-> M1
+N1 -[#000000]-> M1
+M1 ..[#000000]..> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_168.txt b/test/plantuml/scanned_easy/plantuml_168.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cf1597ded8ff177848d70e0c4f8764255dd7fca0
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_168.txt
@@ -0,0 +1,21 @@
+<3D Model Creation, connectedTo, Multiplayer Experience Design>
+<3D Model Creation, partOf, Software Development Kit Integration>
+<Architectural Visualization, connectedTo, Performance Optimization>
+<Architectural Visualization, designs, Virtual Showrooms>
+<Augmented Reality App Development, connectedTo, Tracking System Calibration>
+<Environment Mapping, connectedTo, Architectural Visualization>
+<Facial Recognition in AR or VR, measures, Wearable AR Devices>
+<Haptic Feedback Integration, enhances, Facial Recognition in AR or VR>
+<Industrial Maintenance Support, connectedTo, Environment Mapping>
+<Industrial Maintenance Support, connectedTo, Tracking System Calibration>
+<Medical Applications, connectedTo, Industrial Maintenance Support>
+<Multiplayer Experience Design, connectedTo, Industrial Maintenance Support>
+<Multiplayer Experience Design, partOf, Software Development Kit Integration>
+<Performance Optimization, connectedTo, 3D Model Creation>
+<Performance Optimization, partOf, Software Development Kit Integration>
+<Tracking System Calibration, entertains, Haptic Feedback Integration>
+<Virtual Showrooms, connectedTo, Haptic Feedback Integration>
+<Virtual Showrooms, develops, Augmented Reality App Development>
+<Virtual Showrooms, tracks, Wearable AR Devices>
+<Wearable AR Devices, connectedTo, Environment Mapping>
+<Wearable AR Devices, connectedTo, Immersive Storytelling>
diff --git a/test/plantuml/scanned_easy/plantuml_172.txt b/test/plantuml/scanned_easy/plantuml_172.txt
new file mode 100644
index 0000000000000000000000000000000000000000..54c1b101b427c694f25ee830b68f377deed51c7a
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_172.txt
@@ -0,0 +1,22 @@
+<Audio Engineering, connectedTo, Royalty Collection>
+<Audio Engineering, partOf, Concert Promotion>
+<Audio Engineering, therapies, Record Label Operations>
+<Beat Making, connectedTo, Composition>
+<Beat Making, connectedTo, Music Video Production>
+<Composition, connectedTo, Royalty Collection>
+<Fan Engagement Strategy, connectedTo, Composition>
+<Merchandise Sales, connectedTo, Sound System Design>
+<Merchandise Sales, sings, Music Therapy>
+<Music Distribution, connectedTo, Music Licensing>
+<Music Distribution, connectedTo, Music Video Production>
+<Music Distribution, partOf, Concert Promotion>
+<Music Licensing, connectedTo, Record Label Operations>
+<Music Licensing, plays, Fan Engagement Strategy>
+<Music Therapy, connectedTo, Music Licensing>
+<Music Video Production, collaborates, Songwriting>
+<Record Label Operations, connectedTo, Music Distribution>
+<Record Label Operations, partOf, Concert Promotion>
+<Songwriting, connectedTo, Merchandise Sales>
+<Songwriting, promotes, Audio Engineering>
+<Sound System Design, engineers, Tour Management>
+<Tour Management, connectedTo, Music Therapy>
diff --git a/test/plantuml/scanned_easy/plantuml_173.txt b/test/plantuml/scanned_easy/plantuml_173.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9fb9220543d1ac6bb2f04913c29738fb84907316
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_173.txt
@@ -0,0 +1,27 @@
+<Artist Management, connectedTo, Royalty Collection>
+<Concert Promotion, connectedTo, Music Festival Organization>
+<Copyright Management, connectedTo, Merchandise Sales>
+<Live Sound Engineering, mixes, Recording>
+<Live Sound Engineering, partOf, Crowdfunding for Music Projects>
+<Lyric Writing, connectedTo, Concert Promotion>
+<Merchandise Sales, connectedTo, Artist Management>
+<Music Festival Organization, analyzes, Merchandise Sales>
+<Music Festival Organization, connectedTo, Copyright Management>
+<Music Festival Organization, connectedTo, Music Production>
+<Music Festival Organization, plays, Artist Management>
+<Music Licensing, connectedTo, Copyright Management>
+<Music Licensing, connectedTo, Music Video Production>
+<Music Production, connectedTo, Music Licensing>
+<Music Publishing, connectedTo, Concert Promotion>
+<Music Publishing, publishes, Lyric Writing>
+<Music Video Production, connectedTo, Live Sound Engineering>
+<Music Video Production, partOf, Crowdfunding for Music Projects>
+<Recording, partOf, Crowdfunding for Music Projects>
+<Recording, protects, Songwriting>
+<Songwriting, connectedTo, Royalty Collection>
+<Songwriting, partOf, Crowdfunding for Music Projects>
+<Synthesizer Programming, connectedTo, Artist Management>
+<Synthesizer Programming, connectedTo, Concert Promotion>
+<Synthesizer Programming, connectedTo, Lyric Writing>
+<Synthesizer Programming, educates, Music Licensing>
+<Synthesizer Programming, teaches, Music Publishing>
diff --git a/test/plantuml/scanned_easy/plantuml_174.txt b/test/plantuml/scanned_easy/plantuml_174.txt
new file mode 100644
index 0000000000000000000000000000000000000000..81a8bdbc5c14eefe34fb815d2534cd3af8f3dfc0
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_174.txt
@@ -0,0 +1,17 @@
+<A&R, connectedTo, Songwriting>
+<Live Sound Engineering, connectedTo, Music Production>
+<Live Sound Engineering, connectedTo, Vocal Performance>
+<Music Production, connectedTo, Streaming Platform Management>
+<Music Production, partOf, Royalty Collection>
+<Music Theory Analysis, connectedTo, Live Sound Engineering>
+<Music Theory Analysis, connectedTo, Songwriting>
+<Music Theory Analysis, learns, Music Education>
+<Music Theory Analysis, streams, A&R>
+<Songwriting, connectedTo, Live Sound Engineering>
+<Streaming Platform Management, partOf, Royalty Collection>
+<Streaming Platform Management, teaches, Music Theory Analysis>
+<Ticketing, analyzes, A&R>
+<Ticketing, connectedTo, Live Sound Engineering>
+<Ticketing, connectedTo, Music Theory Analysis>
+<Ticketing, produces, Songwriting>
+<Vocal Performance, connectedTo, Music Education>
diff --git a/test/plantuml/scanned_easy/plantuml_175.txt b/test/plantuml/scanned_easy/plantuml_175.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b9d163bf3e4d1f1cfb7b02727bbc7f547c79623d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_175.txt
@@ -0,0 +1,25 @@
+<Archiving and Preservation, connectedTo, Film Scoring>
+<Archiving and Preservation, connectedTo, Lighting Design>
+<Archiving and Preservation, distributes, Tax Incentive Management>
+<Archiving and Preservation, post_produces, Casting>
+<Archiving and Preservation, produces, Casting>
+<Budget Management, connectedTo, Screenwriting Workshops>
+<Budget Management, partOf, Crew Management>
+<Film Scoring, connectedTo, Budget Management>
+<Film Scoring, connectedTo, Casting>
+<Film Scoring, connectedTo, Script Development>
+<Film Scoring, connectedTo, Stunt Coordination>
+<Film Scoring, connectedTo, Tax Incentive Management>
+<Green Production Practices, captures, Tax Incentive Management>
+<Green Production Practices, partOf, Crew Management>
+<Lighting Design, connectedTo, Casting>
+<Lighting Design, promotes, Film Scoring>
+<Location Scouting, casts, Archiving and Preservation>
+<Screenwriting Workshops, connectedTo, Virtual Production Techniques>
+<Screenwriting Workshops, partOf, Crew Management>
+<Script Development, connectedTo, Tax Incentive Management>
+<Stunt Coordination, lights, Talent Negotiation>
+<Talent Negotiation, uploads, Casting>
+<Tax Incentive Management, connectedTo, Stunt Coordination>
+<Virtual Production Techniques, connectedTo, Green Production Practices>
+<Virtual Production Techniques, partOf, Crew Management>
diff --git a/test/plantuml/scanned_easy/plantuml_178.txt b/test/plantuml/scanned_easy/plantuml_178.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a84103ed08d8b30bba6acb44f5be03a768ab7e07
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_178.txt
@@ -0,0 +1,23 @@
+<Audience Analysis, measures, Live Streaming Content>
+<Branding, connectedTo, Webinar Hosting>
+<Call to Action Design, connectedTo, E_book Writing>
+<Content Management System Operation, connectedTo, Fact_Checking>
+<Content Repurposing, connectedTo, Audience Analysis>
+<Content Repurposing, connectedTo, Content Management System Operation>
+<E_book Writing, connectedTo, Audience Analysis>
+<E_book Writing, connectedTo, Content Repurposing>
+<E_book Writing, connectedTo, Newsletter Creation>
+<E_book Writing, promotes, Live Streaming Content>
+<Editing and Proofreading, connectedTo, Keyword Research>
+<Fact_Checking, connectedTo, Photography>
+<Ideation and Brainstorming, drafts, Live Streaming Content>
+<Ideation and Brainstorming, partOf, Performance Tracking>
+<Keyword Research, connectedTo, Content Management System Operation>
+<Live Streaming Content, connectedTo, Content Management System Operation>
+<Live Streaming Content, connectedTo, Publishing>
+<Live Streaming Content, connectedTo, Videography>
+<Newsletter Creation, curates, Content Repurposing>
+<Photography, connectedTo, Branding>
+<Publishing, optimizes, Editing and Proofreading>
+<Videography, connectedTo, Ideation and Brainstorming>
+<Videography, partOf, Performance Tracking>
diff --git a/test/plantuml/scanned_easy/plantuml_18.txt b/test/plantuml/scanned_easy/plantuml_18.txt
new file mode 100644
index 0000000000000000000000000000000000000000..eb86dab0561cb45bd91d77d728dfe859d375bf77
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_18.txt
@@ -0,0 +1,12 @@
+<Curbside Delivery, personalizes, Order Fulfillment>
+<Curbside Delivery, receives, Sales Forecasting>
+<Customer Loyalty Analytics, connectedTo, Store Layout Design>
+<Loss Prevention, connectedTo, Warehouse Picking>
+<Online Order Pickup, connectedTo, Product Demonstration>
+<Order Fulfillment, promotes, Supplier Payment>
+<Product Demonstration, orders, Loss Prevention>
+<Promotion Planning, complies, Curbside Delivery>
+<Sales Forecasting, discounts, Customer Loyalty Analytics>
+<Supplier Payment, manages, Sales Forecasting>
+<Supplier Payment, scans, Online Order Pickup>
+<Warehouse Picking, connectedTo, Promotion Planning>
diff --git a/test/plantuml/scanned_easy/plantuml_183.txt b/test/plantuml/scanned_easy/plantuml_183.txt
new file mode 100644
index 0000000000000000000000000000000000000000..94c46d621e51aee73bfff75effbf0f16246c3399
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_183.txt
@@ -0,0 +1,23 @@
+<A or B Testing Analysis, tracks, Real_time Analytics>
+<Customer Analytics, connectedTo, Data Cleaning>
+<Customer Analytics, connectedTo, Data Pipeline Development>
+<Data Cleaning, connectedTo, Data Governance>
+<Data Cleaning, partOf, Sentiment Analysis>
+<Data Collection, connectedTo, Data Security Best Practices>
+<Data Collection, connectedTo, Marketing Campaign Analysis>
+<Data Collection, educates, A or B Testing Analysis>
+<Data Collection, interprets, Prescriptive Analytics>
+<Data Governance, connectedTo, Social Media Analytics>
+<Data Governance, partOf, Sentiment Analysis>
+<Data Pipeline Development, connectedTo, Marketing Campaign Analysis>
+<Data Security Best Practices, connectedTo, Customer Analytics>
+<Data Storytelling, audits, Data Pipeline Development>
+<Data Storytelling, connectedTo, Real_time Analytics>
+<Data Storytelling, connectedTo, Social Media Analytics>
+<Data Storytelling, models, Data Security Best Practices>
+<Data Visualization, connectedTo, Data Storytelling>
+<Data Visualization, measures, Real_time Analytics>
+<Prescriptive Analytics, develops, A or B Testing Analysis>
+<Prescriptive Analytics, validates, Real_time Analytics>
+<Real_time Analytics, connectedTo, Data Security Best Practices>
+<Social Media Analytics, connectedTo, Data Collection>
diff --git a/test/plantuml/scanned_easy/plantuml_187.puml b/test/plantuml/scanned_easy/plantuml_187.puml
new file mode 100644
index 0000000000000000000000000000000000000000..8dcedee233acea903c124ace903d4132c8d2ca01
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_187.puml
@@ -0,0 +1,34 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Customer Relationship Management" as Group0 #FCE4EC {
+    usecase "Telemarketing" as nest0_0 #E4E0DF
+    frame "Brand Strategy Development" as nest0_1 #FFEBEE
+    node "Podcast Marketing" as nest0_2 #FFEBEE
+}
+component "Loyalty Programs" as N0 #E4E0DF
+database "Affiliate Marketing" as N1 #E4E0DF
+folder "Direct Mail Marketing" as N2 #FFE88D
+database "Marketing Automation" as N3 #E4E0DF
+artifact "Promotional Campaigns" as N4 #E4E0DF
+frame "Pricing Strategy" as N5 #FFEBEE
+component "Public Relations" as N6 #E4E0DF
+folder "Influencer Marketing" as N7 #FFEBEE
+N0 -[#000000]-> N1
+N1 -[#E57373]-> N2
+N2 ..[#BDAFA8]..> N3 : automates tasks
+N3 -[#E57373]-> N4
+N4 ..[#000000]..> N5
+N5 -[#E57373]-> N6 : tracks performance
+N6 -[#E57373]-> N7
+nest0_0 ..[#FFDA4E]..> nest0_1
+nest0_1 ..[#E57373]..> nest0_2 : builds loyalty
+N6 -[#000000]-> nest0_0
+nest0_2 -[#FFDA4E]-> N1 : manages reputation
+nest0_0 -[#000000]-> N0
+N1 ..[#BDAFA8]..> N0
+N3 ..[#E57373]..> N6
+N7 -[#000000]-> nest0_1 : generates leads
+N4 ..[#000000]..> N3 : distributes products
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_19.puml b/test/plantuml/scanned_easy/plantuml_19.puml
new file mode 100644
index 0000000000000000000000000000000000000000..7edebec7255b8988a3a454e51038cd09e2d5c3ed
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_19.puml
@@ -0,0 +1,22 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Global Supply Chain Management" as N0 #ECEFF1
+usecase "Spare Parts Order" as N1 #FFCCBC
+component "After_sales Service" as N2 #FFCCBC
+folder "Vehicle Connectivity" as N3 #FDFCEB
+usecase "Autonomous Driving Software Development" as N4 #ECEFF1
+folder "Fluid Level Check" as N5 #ECEFF1
+folder "Parts Distribution" as N6 #ECEFF1
+component "Oil Change" as N7 #FFCCBC
+N0 -[#000000]-> N1 : distributes
+N1 -[#FF5722]-> N2 : diagnoses
+N2 -[#EAEFA5]-> N3 : complies
+N3 ..[#90A4AE]..> N4 : installs
+N4 ..[#FF5722]..> N5 : prototypes
+N5 -[#90A4AE]-> N6
+N6 ..[#90A4AE]..> N7
+N7 ..[#000000]..> N5 : insures
+N2 ..[#FF5722]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_190.puml b/test/plantuml/scanned_easy/plantuml_190.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a104a3b005fb055174a4368fc494f7e6f8d40c0c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_190.puml
@@ -0,0 +1,39 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Ad Creative Development" as Group0 #FFF3E0 {
+    folder "Fraud Detection in Ads" as nest0_0 #E0F2F1
+    artifact "Native Advertising" as nest0_1 #FFFDE7
+    component "Visual Design for Ads" as nest0_2 #D1C4E9
+}
+folder "Display Advertising" as N0 #D1C4E9
+database "Psychographic Targeting" as N1 #E0F2F1
+database "Budget Management" as N2 #E0F2F1
+frame "Ad Analytics Reporting" as N3 #D1C4E9
+folder "Search Engine Ads" as N4 #D1C4E9
+database "Television Advertising" as N5 #D1C4E9
+rectangle "Direct Response Campaigns" as N6 #FFFDE7
+cloud "Ad Placement Optimization" as N7 #D1C4E9
+component "Ad Copywriting" as N8 #FFFDE7
+circle " " as S0 #D1C4E9
+circle " " as M1 #FFFDE7
+N0 ..[#000000]..> N1
+N1 ..[#FBC02D]..> N2
+N2 -[#4DB6AC]-> N3
+N3 ..[#FBC02D]..> N4 : digital advertising
+N4 -[#FBC02D]-> N5 : search ads
+N5 -[#4DB6AC]-> N6 : A or B tests creatives
+N6 -[#000000]-> N7
+N7 ..[#4DB6AC]..> N8
+nest0_0 ..[#7E57C2]..> nest0_1 : manages budgets
+nest0_1 ..[#000000]..> nest0_2
+N6 ..[#FBC02D]..> nest0_0
+nest0_2 ..[#000000]..> N2
+N4 ..[#7E57C2]..> S0
+S0 -[#4DB6AC]-> N8 : optimizes campaigns
+S0 ..[#000000]..> N7
+N1 ..[#000000]..> M1 : plans campaigns
+N2 ..[#FBC02D]..> M1
+M1 ..[#FBC02D]..> N4
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_190.txt b/test/plantuml/scanned_easy/plantuml_190.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9c815aa1c154fe0638b78a4ed29ef850a589df62
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_190.txt
@@ -0,0 +1,19 @@
+<Ad Analytics Reporting, digital advertising, Search Engine Ads>
+<Ad Placement Optimization, connectedTo, Ad Copywriting>
+<Budget Management, connectedTo, Ad Analytics Reporting>
+<Budget Management, connectedTo, Search Engine Ads>
+<Direct Response Campaigns, connectedTo, Ad Placement Optimization>
+<Direct Response Campaigns, connectedTo, Fraud Detection in Ads>
+<Display Advertising, connectedTo, Psychographic Targeting>
+<Fraud Detection in Ads, manages budgets, Native Advertising>
+<Fraud Detection in Ads, partOf, Ad Creative Development>
+<Native Advertising, connectedTo, Visual Design for Ads>
+<Native Advertising, partOf, Ad Creative Development>
+<Psychographic Targeting, connectedTo, Budget Management>
+<Psychographic Targeting, plans campaigns, Search Engine Ads>
+<Search Engine Ads, connectedTo, Ad Placement Optimization>
+<Search Engine Ads, optimizes campaigns, Ad Copywriting>
+<Search Engine Ads, search ads, Television Advertising>
+<Television Advertising, A or B tests creatives, Direct Response Campaigns>
+<Visual Design for Ads, connectedTo, Budget Management>
+<Visual Design for Ads, partOf, Ad Creative Development>
diff --git a/test/plantuml/scanned_easy/plantuml_192.puml b/test/plantuml/scanned_easy/plantuml_192.puml
new file mode 100644
index 0000000000000000000000000000000000000000..2c198b3245827050bedacdcbb85cd43b5839ebb2
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_192.puml
@@ -0,0 +1,46 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Ad Analytics Reporting" as Group0 #FBE9E7 {
+    component "Audience Targeting" as nest0_0 #FFF8E1
+    frame "Customer Acquisition Cost Analysis" as nest0_1 #FFF8E1
+    cloud "Print Advertising" as nest0_2 #F9FBE7
+    folder "Privacy Concerns in Ads" as nest0_3 #F1F8E9
+}
+component "Ad Creative Development" as N0 #F9FBE7
+frame "Ad Copywriting" as N1 #F9FBE7
+node "Return on Ad Spend Calculation" as N2 #FFF8E1
+usecase "Regulatory Compliance for Ads" as N3 #F9FBE7
+database "Direct Response Campaigns" as N4 #FFF8E1
+folder "Conversion Tracking" as N5 #FFF8E1
+folder "Retargeting Campaigns" as N6 #FFF8E1
+rectangle "Television Advertising" as N7 #FFF8E1
+component "Search Engine Ads" as N8 #FFF8E1
+circle " " as S0 #F1F8E9
+circle " " as S1 #F9FBE7
+circle " " as M0 #FFF8E1
+N0 -[#81C784]-> N1
+N1 -[#FFD54F]-> N2 : generates responses
+N2 ..[#FFD54F]..> N3
+N3 -[#DCE775]-> N4
+N4 ..[#000000]..> N5 : calculates CAC
+N5 ..[#000000]..> N6 : interprets analytics
+N6 ..[#DCE775]..> N7
+N7 ..[#000000]..> N8
+nest0_0 -[#000000]-> nest0_1
+nest0_1 -[#FFD54F]-> nest0_2 : plans campaigns
+nest0_2 ..[#81C784]..> nest0_3 : programmatic ads
+N4 ..[#81C784]..> nest0_0
+nest0_3 -[#81C784]-> N1
+N2 -[#000000]-> S0
+S0 -[#000000]-> N5 : video ads
+S0 -[#000000]-> N7
+S0 ..[#000000]..> N6
+N0 -[#000000]-> S1
+S1 ..[#000000]..> N6
+S1 -[#FFD54F]-> N8
+N0 -[#000000]-> M0 : digital advertising
+N2 ..[#81C784]..> M0
+M0 -[#DCE775]-> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_193.txt b/test/plantuml/scanned_easy/plantuml_193.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1c0576fac0a25c97a5ac6477a9135b451aa404e1
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_193.txt
@@ -0,0 +1,22 @@
+<Cross_Border Payments, connectedTo, Governance Models for Blockchains>
+<Cross_Border Payments, connectedTo, Identity Verification on Blockchain>
+<Decentralized Network Design, connectedTo, Voting Systems on Blockchain>
+<Energy Trading on Blockchain, implements algorithms, Decentralized Network Design>
+<Governance Models for Blockchains, connectedTo, Energy Trading on Blockchain>
+<Healthcare Data Management, builds enterprise solutions, Cross_Border Payments>
+<Identity Verification on Blockchain, connectedTo, Interoperability Solutions>
+<Identity Verification on Blockchain, connectedTo, Non_Fungible Token Creation>
+<Identity Verification on Blockchain, connectedTo, Voting Systems on Blockchain>
+<Initial Coin Offerings, launches STOs, Energy Trading on Blockchain>
+<Initial Coin Offerings, partOf, Financial Asset Tokenization>
+<Non_Fungible Token Creation, traces provenance, Real Estate Tokenization>
+<Real Estate Tokenization, enables voting, Wallet Management>
+<Scalability Solutions, connectedTo, Governance Models for Blockchains>
+<Scalability Solutions, connectedTo, Security Auditing for Blockchains>
+<Security Auditing for Blockchains, connectedTo, Governance Models for Blockchains>
+<Sidechains and Layer 2 Solutions, connectedTo, Interoperability Solutions>
+<Supply Chain Traceability, designs protocols, Initial Coin Offerings>
+<Supply Chain Traceability, partOf, Financial Asset Tokenization>
+<Voting Systems on Blockchain, sets up environments, Sidechains and Layer 2 Solutions>
+<Wallet Management, connectedTo, Scalability Solutions>
+<Wallet Management, connectedTo, Supply Chain Traceability>
diff --git a/test/plantuml/scanned_easy/plantuml_196.txt b/test/plantuml/scanned_easy/plantuml_196.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ae089c991118acfe2774c10a237a19f4144e223
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_196.txt
@@ -0,0 +1,24 @@
+<Blockchain Integration, distributes airdrops, Hot Wallet Security>
+<Community Building, connectedTo, Custodial Services>
+<Cross_chain Swaps, connectedTo, Venture Capital Funding>
+<Cross_chain Swaps, ensures interoperability, Liquidity Provision>
+<Custodial Services, connectedTo, Transaction Processing>
+<Exchange Listing, connectedTo, Blockchain Integration>
+<Fiat On or Off Ramps, connectedTo, Initial Exchange Offering>
+<Hot Wallet Security, connectedTo, Cross_chain Swaps>
+<Hot Wallet Security, connectedTo, Liquidity Provision>
+<Initial Exchange Offering, connectedTo, Lending and Borrowing Protocols>
+<Legal Advisory for Crypto, builds Web3 applications, Wallet Development>
+<Lending and Borrowing Protocols, connectedTo, Exchange Listing>
+<Lending and Borrowing Protocols, connectedTo, Hot Wallet Security>
+<Lending and Borrowing Protocols, connectedTo, Liquidity Provision>
+<Lending and Borrowing Protocols, connectedTo, Staking>
+<Liquidity Provision, connectedTo, Legal Advisory for Crypto>
+<NFT Marketplace Development, connectedTo, Liquidity Provision>
+<NFT Marketplace Development, partOf, Cryptocurrency Trading Bots>
+<Staking, connectedTo, NFT Marketplace Development>
+<Staking, partOf, Cryptocurrency Trading Bots>
+<Venture Capital Funding, connectedTo, Custodial Services>
+<Venture Capital Funding, connectedTo, Legal Advisory for Crypto>
+<Venture Capital Funding, creates coins, Liquidity Provision>
+<Wallet Development, connectedTo, Community Building>
diff --git a/test/plantuml/scanned_easy/plantuml_199.txt b/test/plantuml/scanned_easy/plantuml_199.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e381a78ace45dc669e78a8a898ddd2d9469fa670
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_199.txt
@@ -0,0 +1,24 @@
+<Equity Crowdfunding, connectedTo, Investor Relations>
+<Escrow Management, connectedTo, Post_Campaign Reporting>
+<Funding Period Management, connectedTo, Escrow Management>
+<Funding Period Management, connectedTo, Investor Relations>
+<Funding Period Management, connectedTo, Tax Implications of Crowdfunding>
+<Intellectual Property Protection, distributes rewards, Reward Tier Design>
+<Intellectual Property Protection, partOf, Goal Setting>
+<International Crowdfunding, protects IP, Equity Crowdfunding>
+<Investor Relations, adheres to regulations, Platform Fee Management>
+<Investor Verification, connectedTo, Intellectual Property Protection>
+<Investor Verification, partOf, Goal Setting>
+<Legal Compliance, connectedTo, Reward_Based Crowdfunding>
+<Manufacturing Planning, connectedTo, International Crowdfunding>
+<Manufacturing Planning, connectedTo, Logistics for Rewards>
+<Manufacturing Planning, connectedTo, Reward_Based Crowdfunding>
+<Platform Fee Management, connectedTo, Reward Tier Design>
+<Post_Campaign Reporting, connectedTo, Manufacturing Planning>
+<Post_Campaign Updates, connectedTo, Escrow Management>
+<Post_Campaign Updates, connectedTo, Funding Period Management>
+<Post_Campaign Updates, connectedTo, Investor Relations>
+<Reward Tier Design, handles logistics, Legal Compliance>
+<Reward_Based Crowdfunding, connectedTo, Logistics for Rewards>
+<Tax Implications of Crowdfunding, connectedTo, Escrow Management>
+<Tax Implications of Crowdfunding, selects platforms, Investor Verification>
diff --git a/test/plantuml/scanned_easy/plantuml_200.txt b/test/plantuml/scanned_easy/plantuml_200.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb6fa77068993a61bb04afd0c471e8cff140ea1e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_200.txt
@@ -0,0 +1,21 @@
+<Backer Communication, adheres to regulations, Video Production for Campaigns>
+<Donation_Based Crowdfunding, partOf, Logistics for Rewards>
+<Donation_Based Crowdfunding, updates progress, Shareholder Management>
+<Due Diligence for Projects, collects donations, Product Development Lifecycle>
+<Due Diligence for Projects, connectedTo, Shareholder Management>
+<Due Diligence for Projects, handles logistics, Backer Communication>
+<Equity Crowdfunding, connectedTo, Donation_Based Crowdfunding>
+<Equity Crowdfunding, partOf, Logistics for Rewards>
+<Financial Projection Analysis, sets goals, Backer Communication>
+<Product Development Lifecycle, connectedTo, Backer Communication>
+<Product Development Lifecycle, connectedTo, Reward_Based Crowdfunding>
+<Product Development Lifecycle, measures success, Equity Crowdfunding>
+<Product Development Lifecycle, verifies identities, Shareholder Management>
+<Reward_Based Crowdfunding, connectedTo, Financial Projection Analysis>
+<Reward_Based Crowdfunding, connectedTo, Shareholder Management>
+<Reward_Based Crowdfunding, connectedTo, Video Production for Campaigns>
+<Shareholder Management, calculates taxes, Backer Communication>
+<Shareholder Management, connectedTo, Email List Building>
+<Shareholder Management, connectedTo, Financial Projection Analysis>
+<Shareholder Management, connectedTo, Video Production for Campaigns>
+<Video Production for Campaigns, connectedTo, Email List Building>
diff --git a/test/plantuml/scanned_easy/plantuml_201.txt b/test/plantuml/scanned_easy/plantuml_201.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4206361563d065f1c45061e2bd43ed9c54ca542c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_201.txt
@@ -0,0 +1,24 @@
+<Due Diligence for Projects, connectedTo, Project Vetting>
+<Due Diligence for Projects, partOf, Securities Regulations Adherence>
+<Email List Building, connectedTo, Backer Communication>
+<Escrow Management, connectedTo, Press Outreach>
+<Intellectual Property Protection, connectedTo, Backer Communication>
+<Intellectual Property Protection, connectedTo, Payment Processing>
+<Intellectual Property Protection, connectedTo, Platform Fee Management>
+<Intellectual Property Protection, connectedTo, Reward_Based Crowdfunding>
+<Intellectual Property Protection, promotes campaigns, Legal Compliance>
+<Legal Compliance, manages shareholders, Email List Building>
+<Payment Processing, connectedTo, Backer Communication>
+<Payment Processing, connectedTo, Platform Fee Management>
+<Pitch Deck Preparation, connectedTo, Platform Selection>
+<Platform Fee Management, connectedTo, Backer Communication>
+<Platform Fee Management, sends emails, Legal Compliance>
+<Platform Selection, connectedTo, Intellectual Property Protection>
+<Post_Campaign Reporting, partOf, Securities Regulations Adherence>
+<Post_Campaign Reporting, vets projects, Due Diligence for Projects>
+<Press Outreach, connectedTo, Pitch Deck Preparation>
+<Press Outreach, develops products, Backer Communication>
+<Project Vetting, connectedTo, Press Outreach>
+<Project Vetting, partOf, Securities Regulations Adherence>
+<Reward_Based Crowdfunding, connectedTo, Post_Campaign Reporting>
+<Reward_Based Crowdfunding, partOf, Securities Regulations Adherence>
diff --git a/test/plantuml/scanned_easy/plantuml_203.puml b/test/plantuml/scanned_easy/plantuml_203.puml
new file mode 100644
index 0000000000000000000000000000000000000000..736299b6df099246492c9712b944868b02c743e1
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_203.puml
@@ -0,0 +1,44 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "AI at the Edge" as Group0 #F3E5F5 {
+    folder "Predictive Maintenance" as nest0_0 #EDE7F6
+    database "Device Management" as nest0_1 #EFE6FF
+}
+database "Sensor Integration" as N0 #EDE7F6
+cloud "Industrial IoT" as N1 #EDE7F6
+database "Interoperability Standards" as N2 #EDE7F6
+usecase "Edge Computing for IoT" as N3 #EFE6FF
+artifact "Smart Home Devices" as N4 #EFE6FF
+folder "Smart City Sensors" as N5 #D1C4E9
+database "Agricultural IoT" as N6 #EDE7F6
+usecase "IoT Device Certification" as N7 #D1C4E9
+frame "Supply Chain Optimization" as N8 #EDE7F6
+folder "API Development for IoT" as N9 #EDE7F6
+artifact "Firmware Updates" as N10 #EFE6FF
+cloud "Data Privacy in IoT" as N11 #D1C4E9
+circle " " as S0 #EDE7F6
+circle " " as M0 #D1C4E9
+N0 -[#000000]-> N1
+N1 -[#7E57C2]-> N2 : complies with regulations
+N2 ..[#7E57C2]..> N3
+N3 ..[#7E57C2]..> N4
+N4 ..[#7E57C2]..> N5
+N5 -[#7E57C2]-> N6
+N6 ..[#7E57C2]..> N7
+N7 -[#7E57C2]-> N8
+N8 ..[#7E57C2]..> N9 : integrates AI
+N9 -[#000000]-> N10
+N10 ..[#7E57C2]..> N11 : designs UIs
+nest0_0 -[#000000]-> nest0_1 : predicts events
+N6 -[#000000]-> nest0_0
+nest0_1 -[#000000]-> N4
+N4 ..[#C2B2F0]..> S0
+S0 ..[#7E57C2]..> N8
+S0 -[#7E57C2]-> N10
+S0 ..[#7E57C2]..> N9
+N4 ..[#7E57C2]..> M0
+N3 ..[#7E57C2]..> M0
+M0 ..[#000000]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_205.puml b/test/plantuml/scanned_easy/plantuml_205.puml
new file mode 100644
index 0000000000000000000000000000000000000000..c04b91103afcd4abef5bd5f1748eb51ceb3be1df
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_205.puml
@@ -0,0 +1,47 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Connectivity to Cloud" as Group0 #FFF3E0 {
+    artifact "Virtualization at Edge" as nest0_0 #B3E5FC
+    folder "Latency Reduction" as nest0_1 #FCE4EC
+    usecase "Containerization at Edge" as nest0_2 #E8EAF6
+    node "Edge AI Model Deployment" as nest0_3 #FCE4EC
+}
+rectangle "Healthcare Edge Computing" as N0 #E8EAF6
+artifact "Orchestration of Edge Workloads" as N1 #FCE4EC
+folder "Edge_to_Cloud Data Transfer Optimization" as N2 #FCE4EC
+folder "Microservices on Edge Devices" as N3 #FCE4EC
+cloud "Sensor Data Aggregation" as N4 #E8EAF6
+cloud "Edge Computing Hardware Selection" as N5 #FCE4EC
+component "Edge Security Analytics" as N6 #B3E5FC
+artifact "Network Optimization for Edge" as N7 #B3E5FC
+node "Local AI or ML Inference" as N8 #FCE4EC
+component "Edge Application Development" as N9 #FCE4EC
+circle " " as S0 #FCE4EC
+circle " " as S1 #FCE4EC
+circle " " as M0 #FCE4EC
+N0 ..[#03A9F4]..> N1 : provides fault tolerance
+N1 ..[#7986CB]..> N2
+N2 ..[#7986CB]..> N3 : transfers data efficiently
+N3 -[#7986CB]-> N4
+N4 ..[#03A9F4]..> N5 : ensures compliance
+N5 ..[#F06292]..> N6
+N6 -[#7986CB]-> N7 : runs AI models
+N7 ..[#7986CB]..> N8 : selects hardware
+N8 -[#7986CB]-> N9
+nest0_0 -[#000000]-> nest0_1
+nest0_1 -[#03A9F4]-> nest0_2
+nest0_2 ..[#000000]..> nest0_3
+N5 ..[#7986CB]..> nest0_0
+nest0_3 ..[#03A9F4]..> N4 : distributes workloads
+N2 ..[#7986CB]..> S0
+S0 ..[#7986CB]..> N6 : enhances retail experiences
+S0 -[#7986CB]-> N7
+N6 ..[#F06292]..> S1
+S1 -[#03A9F4]-> N9
+S1 -[#7986CB]-> N8
+N7 ..[#7986CB]..> M0
+N2 -[#03A9F4]-> M0 : powers healthcare devices
+M0 -[#7986CB]-> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_207.puml b/test/plantuml/scanned_easy/plantuml_207.puml
new file mode 100644
index 0000000000000000000000000000000000000000..29cb94b5365902bd9d3184a5ca238d6567f14c8f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_207.puml
@@ -0,0 +1,47 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Edge API Management" as Group0 #E0F2F1 {
+    artifact "Healthcare Edge Computing" as nest0_0 #ECCFF5
+    rectangle "Remote Device Management" as nest0_1 #FFF9C4
+    artifact "Edge Gateway Management" as nest0_2 #ECCFF5
+    usecase "Compliance and Governance at Edge" as nest0_3 #FFF9C4
+}
+cloud "Data Filtering at Edge" as N0 #FFF9C4
+rectangle "Fleet Management for Edge Devices" as N1 #F8FDD3
+frame "Edge Computing Hardware Selection" as N2 #ECCFF5
+frame "Orchestration of Edge Workloads" as N3 #ECCFF5
+rectangle "Real_time Analytics at Edge" as N4 #FFF9C4
+database "Retail Edge Computing" as N5 #F8FDD3
+usecase "Resource Management at Edge" as N6 #F8FDD3
+folder "Security for Edge Devices" as N7 #ECCFF5
+node "Connectivity to Cloud" as N8 #ECCFF5
+artifact "Virtualization at Edge" as N9 #ECCFF5
+folder "Telecom Edge Computing" as N10 #F8FDD3
+folder "Offline Functionality" as N11 #FFF9C4
+circle " " as S0 #F8FDD3
+circle " " as M0 #F8FDD3
+N0 ..[#000000]..> N1
+N1 -[#000000]-> N2
+N2 ..[#D3EB9F]..> N3
+N3 ..[#000000]..> N4
+N4 ..[#D3EB9F]..> N5 : manages devices
+N5 -[#D3EB9F]-> N6
+N6 ..[#CD8FF2]..> N7
+N7 -[#D3EB9F]-> N8
+N8 -[#000000]-> N9
+N9 -[#000000]-> N10
+N10 ..[#D3EB9F]..> N11 : connects endpoints
+nest0_0 ..[#CD8FF2]..> nest0_1 : powers healthcare devices
+nest0_1 -[#D3EB9F]-> nest0_2
+nest0_2 ..[#000000]..> nest0_3
+N2 ..[#000000]..> nest0_0 : deploys nodes
+nest0_3 ..[#FFEB3B]..> N3
+N4 ..[#000000]..> S0
+S0 -[#CD8FF2]-> N7
+S0 -[#D3EB9F]-> N11
+N3 -[#D3EB9F]-> M0
+N6 ..[#D3EB9F]..> M0
+M0 -[#FFEB3B]-> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_211.txt b/test/plantuml/scanned_easy/plantuml_211.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1eea935b97291336a040f4763fd7da7ab34cd5aa
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_211.txt
@@ -0,0 +1,20 @@
+<DNS Management, connectedTo, Hardware Maintenance>
+<DNS Management, partOf, Cloud Integration with On_premise>
+<Database Administration, configures firewalls, Hardware Maintenance>
+<Database Administration, connectedTo, Environmental Monitoring>
+<Environmental Monitoring, connectedTo, Antivirus and Endpoint Protection>
+<Environmental Monitoring, connectedTo, Rack and Cabinet Management>
+<Environmental Monitoring, maintains hardware, Software Licensing Management>
+<Firewall Management, connectedTo, Troubleshooting and Support>
+<Firewall Management, partOf, Cloud Integration with On_premise>
+<Group Policy Management, connectedTo, DNS Management>
+<Group Policy Management, partOf, Cloud Integration with On_premise>
+<Hardware Maintenance, connectedTo, Power and Cooling Management>
+<Monitoring and Alerting, connectedTo, Environmental Monitoring>
+<Power and Cooling Management, connectedTo, Environmental Monitoring>
+<Power and Cooling Management, performs backups, Monitoring and Alerting>
+<Rack and Cabinet Management, connectedTo, Antivirus and Endpoint Protection>
+<Software Licensing Management, connectedTo, Rack and Cabinet Management>
+<Software Licensing Management, manages groups, Firewall Management>
+<Troubleshooting and Support, connectedTo, Group Policy Management>
+<Troubleshooting and Support, partOf, Cloud Integration with On_premise>
diff --git a/test/plantuml/scanned_easy/plantuml_213.txt b/test/plantuml/scanned_easy/plantuml_213.txt
new file mode 100644
index 0000000000000000000000000000000000000000..52c0ce60f7af9ccef48cc95212d10cc52cabebcc
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_213.txt
@@ -0,0 +1,18 @@
+<Antivirus and Endpoint Protection, connectedTo, Data Center Management>
+<Antivirus and Endpoint Protection, partOf, Web Server Configuration>
+<Backup and Recovery Systems, connectedTo, Operating System Installation>
+<Backup and Recovery Systems, connectedTo, Remote Access Solutions>
+<Backup and Recovery Systems, connectedTo, Troubleshooting and Support>
+<Data Center Management, connectedTo, Operating System Installation>
+<Data Center Management, partOf, Web Server Configuration>
+<Network Performance Tuning, connectedTo, Patch Management>
+<Network Performance Tuning, partOf, Web Server Configuration>
+<Operating System Installation, connectedTo, System Administration>
+<Patch Management, partOf, Web Server Configuration>
+<Patch Management, tracks assets, Antivirus and Endpoint Protection>
+<Remote Access Solutions, connectedTo, Operating System Installation>
+<Remote Access Solutions, connectedTo, System Administration>
+<Remote Access Solutions, ensures business continuity, Troubleshooting and Support>
+<Remote Access Solutions, optimizes environments, Network Performance Tuning>
+<System Administration, connectedTo, Troubleshooting and Support>
+<Virtualization, monitors performance, Backup and Recovery Systems>
diff --git a/test/plantuml/scanned_easy/plantuml_217.puml b/test/plantuml/scanned_easy/plantuml_217.puml
new file mode 100644
index 0000000000000000000000000000000000000000..42caf483b1bfb394156d80575ba359082d01ef08
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_217.puml
@@ -0,0 +1,47 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Refactoring" as Group0 #F1F8E9 {
+    artifact "Web Application Development" as nest0_0 #FFEBEB
+    artifact "Mobile Application Development" as nest0_1 #C2E8E6
+    database "Version Control" as nest0_2 #FFEBEB
+}
+component "Deployment" as N0 #FFEBEB
+usecase "Operating System Development" as N1 #C2E8E6
+folder "Data Structures Implementation" as N2 #C2E8E6
+folder "Game Development" as N3 #E4E0DF
+folder "Technical Debt Management" as N4 #FFEBEB
+component "System Testing" as N5 #FFEBEB
+artifact "Compiler Design" as N6 #C2E8E6
+frame "Containerization" as N7 #E4E0DF
+node "Testing Frameworks" as N8 #FFEBEB
+artifact "System Design" as N9 #C2E8E6
+database "Frontend Development" as N10 #E4E0DF
+circle " " as S0 #C2E8E6
+circle " " as M0 #C2E8E6
+circle " " as M1 #C2E8E6
+N0 ..[#BDAFA8]..> N1
+N1 ..[#BDAFA8]..> N2 : manages data structures
+N2 ..[#BDAFA8]..> N3
+N3 -[#61CAC3]-> N4
+N4 ..[#61CAC3]..> N5
+N5 ..[#FFC2C2]..> N6 : uses containers
+N6 ..[#000000]..> N7
+N7 ..[#61CAC3]..> N8
+N8 -[#BDAFA8]-> N9
+N9 -[#FFC2C2]-> N10
+nest0_0 ..[#FFC2C2]..> nest0_1
+nest0_1 ..[#BDAFA8]..> nest0_2
+N8 -[#61CAC3]-> nest0_0
+nest0_2 -[#FFC2C2]-> N1
+N6 -[#FFC2C2]-> S0
+S0 ..[#BDAFA8]..> N8
+S0 ..[#FFC2C2]..> N10
+N0 ..[#BDAFA8]..> M0 : fixes bugs
+N4 ..[#000000]..> M0
+M0 ..[#61CAC3]..> N6
+N7 ..[#61CAC3]..> M1 : gathers requirements
+N3 -[#FFC2C2]-> M1 : builds backends
+M1 -[#BDAFA8]-> N10
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_22.puml b/test/plantuml/scanned_easy/plantuml_22.puml
new file mode 100644
index 0000000000000000000000000000000000000000..1b1044c152f8a49ff4142de2fd30d663a997edc8
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_22.puml
@@ -0,0 +1,27 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+usecase "Security Information and Event Management" as N0 #D7CCC8
+artifact "Physical Security Integration" as N1 #FAEBF3
+folder "Compliance Monitoring" as N2 #E8F5E9
+usecase "Application Security" as N3 #D7CCC8
+frame "Threat Detection" as N4 #FAEBF3
+frame "Risk Management Framework" as N5 #D7CCC8
+folder "Mobile Security" as N6 #D7CCC8
+artifact "Security Awareness Training" as N7 #E8F5E9
+usecase "Identity Management" as N8 #E8F5E9
+cloud "Disaster Recovery Planning" as N9 #FAEBF3
+folder "Security Audit" as N10 #D7CCC8
+N0 ..[#000000]..> N1 : authorizes
+N1 ..[#F7BEE0]..> N2
+N2 ..[#000000]..> N3 : forensics
+N3 ..[#F7BEE0]..> N4
+N4 ..[#795548]..> N5
+N5 ..[#F7BEE0]..> N6
+N6 -[#795548]-> N7 : monitors
+N7 -[#F7BEE0]-> N8 : governs
+N8 -[#F7BEE0]-> N9 : incidents
+N9 ..[#795548]..> N10
+N8 -[#F7BEE0]-> N4
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_220.txt b/test/plantuml/scanned_easy/plantuml_220.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4a571068407a75f42fcbc0b9b91a6934db9feea9
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_220.txt
@@ -0,0 +1,27 @@
+<Assembly Line Optimization, connectedTo, Reverse Engineering>
+<Assembly Line Optimization, creates schematics, Power Integrity Analysis>
+<Component Selection, connectedTo, Troubleshooting and Debugging>
+<Documentation, connectedTo, Electromagnetic Compatibility Testing>
+<Failure Analysis, connectedTo, Sensor Integration>
+<Firmware Development, designs for high speed, Assembly Line Optimization>
+<Manufacturing Process Planning, connectedTo, Reliability Testing>
+<Manufacturing Process Planning, partOf, Thermal Management>
+<Optical Module Design, connectedTo, Power Integrity Analysis>
+<Optical Module Design, troubleshoots issues, PCB Layout>
+<PCB Layout, connectedTo, Component Selection>
+<Power Integrity Analysis, connectedTo, Reverse Engineering>
+<Regulatory Compliance, connectedTo, Documentation>
+<Reliability Testing, connectedTo, Schematic Capture>
+<Reliability Testing, partOf, Thermal Management>
+<Reverse Engineering, connectedTo, Documentation>
+<Reverse Engineering, connectedTo, Electromagnetic Compatibility Testing>
+<Reverse Engineering, connectedTo, Regulatory Compliance>
+<Reverse Engineering, designs mixed_signal, Documentation>
+<Reverse Engineering, ensures reliability, Electromagnetic Compatibility Testing>
+<Schematic Capture, connectedTo, Reverse Engineering>
+<Schematic Capture, tests environmental resilience, Firmware Development>
+<Sensor Integration, connectedTo, Optical Module Design>
+<Sensor Integration, connectedTo, Power Integrity Analysis>
+<Sensor Integration, optimizes costs, Reverse Engineering>
+<Troubleshooting and Debugging, connectedTo, Manufacturing Process Planning>
+<Troubleshooting and Debugging, connectedTo, Schematic Capture>
diff --git a/test/plantuml/scanned_easy/plantuml_221.puml b/test/plantuml/scanned_easy/plantuml_221.puml
new file mode 100644
index 0000000000000000000000000000000000000000..e5884362d677b54dc8774b275e40f89017c90ae9
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_221.puml
@@ -0,0 +1,45 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Mixed_Signal Design" as Group0 #FCE4EC {
+    artifact "Microcontroller Programming" as nest0_0 #F1F8E9
+    artifact "FPGA Design" as nest0_1 #C2E8E6
+    usecase "Documentation" as nest0_2 #F1F8E9
+}
+rectangle "Prototyping" as N0 #F1F8E9
+database "Assembly Line Optimization" as N1 #C2E8E6
+frame "Supply Chain Management for Components" as N2 #F1F8FF
+node "High_Speed Digital Design" as N3 #F1F8FF
+usecase "Optical Module Design" as N4 #F1F8FF
+folder "Low_Power Design" as N5 #F1F8FF
+frame "ASIC Design" as N6 #F1F8E9
+usecase "Test Fixture Design" as N7 #C2E8E6
+folder "Signal Integrity Analysis" as N8 #F1F8FF
+cloud "Reverse Engineering" as N9 #C2E8E6
+circle " " as S0 #F1F8E9
+circle " " as S1 #C2E8E6
+circle " " as M0 #C2E8E6
+N0 -[#000000]-> N1
+N1 ..[#000000]..> N2 : designs enclosures
+N2 -[#42A5F5]-> N3 : ensures reliability
+N3 ..[#388E3C]..> N4
+N4 ..[#000000]..> N5 : manages EMC
+N5 ..[#42A5F5]..> N6
+N6 -[#61CAC3]-> N7
+N7 ..[#388E3C]..> N8
+N8 -[#000000]-> N9
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 -[#42A5F5]-> nest0_2
+N5 ..[#388E3C]..> nest0_0
+nest0_2 ..[#000000]..> N1
+N4 -[#388E3C]-> S0
+S0 -[#61CAC3]-> N6
+S0 -[#388E3C]-> N8
+N5 ..[#42A5F5]..> S1
+S1 ..[#000000]..> N8
+S1 -[#000000]-> N7
+N3 -[#000000]-> M0
+N5 ..[#388E3C]..> M0 : optimizes costs
+M0 ..[#61CAC3]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_222.puml b/test/plantuml/scanned_easy/plantuml_222.puml
new file mode 100644
index 0000000000000000000000000000000000000000..75b6688531a489194b120576d6ac5be34a94047c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_222.puml
@@ -0,0 +1,39 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Cost Optimization" as Group0 #EDE7F6 {
+    node "Assembly Line Optimization" as nest0_0 #E0F2F1
+    component "ASIC Design" as nest0_1 #EDE7F6
+    usecase "Quality Control" as nest0_2 #EDE7F6
+    database "FPGA Design" as nest0_3 #EDE7F6
+}
+rectangle "Reverse Engineering" as N0 #E0F2F1
+folder "Cable Management" as N1 #EFEBE9
+folder "RF Circuit Design" as N2 #E0F2F1
+folder "Electromagnetic Compatibility Testing" as N3 #EDE7F6
+component "Microcontroller Programming" as N4 #EFEBE9
+usecase "Supply Chain Management for Components" as N5 #E0F2F1
+circle " " as S0 #EDE7F6
+circle " " as S1 #E0F2F1
+circle " " as M1 #E0F2F1
+N0 ..[#000000]..> N1
+N1 ..[#000000]..> N2
+N2 -[#000000]-> N3
+N3 ..[#7E57C2]..> N4
+N4 -[#000000]-> N5
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 ..[#000000]..> nest0_2
+nest0_2 ..[#7E57C2]..> nest0_3 : manages cables
+N1 ..[#7E57C2]..> nest0_0 : selects materials
+nest0_3 -[#4DB6AC]-> N3
+N2 -[#7E57C2]-> S0
+S0 ..[#7E57C2]..> N5
+S0 ..[#4DB6AC]..> N4
+N2 ..[#A1887F]..> S1
+S1 ..[#000000]..> N5
+S1 -[#7E57C2]-> N4
+N0 -[#4DB6AC]-> M1 : manages EMC
+N3 -[#A1887F]-> M1 : analyzes signals
+M1 ..[#4DB6AC]..> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_225.puml b/test/plantuml/scanned_easy/plantuml_225.puml
new file mode 100644
index 0000000000000000000000000000000000000000..ab4c08b5bef19f8ded9635cfd856c131dbc02fc4
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_225.puml
@@ -0,0 +1,35 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "User Onboarding Flows" as Group0 #FBE9E7 {
+    component "Security Implementation" as nest0_0 #BBDEFB
+    folder "Deployment to App Stores" as nest0_1 #E8F5E9
+    artifact "IoT Device Control via App" as nest0_2 #BBDEFB
+}
+cloud "Analytics Tracking" as N0 #E1F5FE
+artifact "Biometric Authentication" as N1 #E8F5E9
+database "Microphone Integration" as N2 #E8F5E9
+folder "User Feedback Collection" as N3 #BBDEFB
+database "Push Notification Implementation" as N4 #E8F5E9
+database "Crash Reporting" as N5 #E8F5E9
+artifact "Wireframing" as N6 #E1F5FE
+circle " " as S1 #E8F5E9
+circle " " as M0 #BBDEFB
+N0 -[#66BB6A]-> N1
+N1 ..[#2196F3]..> N2
+N2 ..[#66BB6A]..> N3 : optimizes ASO
+N3 -[#4FC3F7]-> N4
+N4 -[#2196F3]-> N5
+N5 ..[#000000]..> N6
+nest0_0 -[#2196F3]-> nest0_1
+nest0_1 ..[#000000]..> nest0_2 : controls IoT devices
+N2 ..[#000000]..> nest0_0
+nest0_2 -[#66BB6A]-> N6
+N3 -[#66BB6A]-> S1
+S1 ..[#2196F3]..> N5
+S1 ..[#4FC3F7]..> N6
+N0 ..[#2196F3]..> M0
+N2 ..[#66BB6A]..> M0 : implements notifications
+M0 ..[#2196F3]..> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_229.puml b/test/plantuml/scanned_easy/plantuml_229.puml
new file mode 100644
index 0000000000000000000000000000000000000000..96a6f1248a1a41a079687f548b2d9513a7bcabfa
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_229.puml
@@ -0,0 +1,47 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Search Engine Optimization" as Group0 #EDE7F6 {
+    artifact "Voice Search Optimization" as nest0_0 #DFE7EB
+    artifact "Keyword Research" as nest0_1 #DFE7EB
+    usecase "Core Web Vitals Optimization" as nest0_2 #FCE4EC
+}
+database "Indexing Content" as N0 #FCE4EC
+usecase "Site Architecture Optimization" as N1 #E0E6E9
+usecase "Content Quality Assessment" as N2 #E0E6E9
+artifact "Search Console Management" as N3 #DFE7EB
+frame "Crawling Websites" as N4 #DFE7EB
+database "Negative SEO Prevention" as N5 #DFE7EB
+database "Paid Search Advertising" as N6 #FCE4EC
+folder "Penalties Recovery" as N7 #FCE4EC
+usecase "Schema Markup Implementation" as N8 #E0E6E9
+frame "Technical SEO" as N9 #DFE7EB
+circle " " as S0 #E0E6E9
+circle " " as S1 #DFE7EB
+circle " " as M0 #E0E6E9
+N0 ..[#E91E63]..> N1
+N1 -[#B0C5CD]-> N2
+N2 ..[#B0C5CD]..> N3
+N3 ..[#000000]..> N4 : handles shopping queries
+N4 -[#E91E63]-> N5
+N5 ..[#B0C5CD]..> N6
+N6 ..[#AABEC6]..> N7 : manages SEM
+N7 ..[#B0C5CD]..> N8 : interprets analytics
+N8 -[#AABEC6]-> N9 : optimizes on_page
+nest0_0 ..[#B0C5CD]..> nest0_1
+nest0_1 ..[#E91E63]..> nest0_2 : uses schema markup
+N2 ..[#AABEC6]..> nest0_0 : optimizes off_page
+nest0_2 -[#AABEC6]-> N1
+N5 ..[#E91E63]..> S0
+S0 -[#E91E63]-> N7
+S0 -[#B0C5CD]-> N9 : optimizes local search
+S0 ..[#AABEC6]..> N8
+N3 ..[#000000]..> S1
+S1 ..[#AABEC6]..> N6 : processes updates
+S1 ..[#000000]..> N9
+N2 -[#AABEC6]-> M0
+N5 -[#E91E63]-> M0 : processes queries
+N6 ..[#AABEC6]..> M0
+M0 -[#E91E63]-> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_232.puml b/test/plantuml/scanned_easy/plantuml_232.puml
new file mode 100644
index 0000000000000000000000000000000000000000..0a8515df3f66460cc0717ffb4a265a62c78a4c8d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_232.puml
@@ -0,0 +1,45 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Federated Identity Management" as Group0 #F3E5F5 {
+    component "Digital Signatures" as nest0_0 #C2E8E6
+    frame "Biometric Authentication" as nest0_1 #F5F5DC
+}
+node "Identity Proofing" as N0 #F5F5DC
+component "KYC Integration" as N1 #C2E8E6
+folder "Privacy Management" as N2 #FFF3E0
+frame "Identity Threat Detection and Response" as N3 #FFF3E0
+folder "User Provisioning" as N4 #C2E8E6
+folder "Identity as a Service" as N5 #F5F5DC
+frame "Identity Lifecycle Management" as N6 #C2E8E6
+database "User Registration" as N7 #C2E8E6
+database "Data Minimization Principles" as N8 #FFF3E0
+rectangle "Verifiable Credentials" as N9 #C2E8E6
+folder "Digital Certificates" as N10 #F5F5DC
+frame "Credential Management" as N11 #FFF3E0
+folder "Access Governance" as N12 #FFF3E0
+circle " " as S0 #F5F5DC
+circle " " as M0 #F5F5DC
+N0 ..[#000000]..> N1
+N1 -[#61CAC3]-> N2
+N2 ..[#61CAC3]..> N3
+N3 -[#000000]-> N4
+N4 ..[#000000]..> N5 : ensures compliance
+N5 -[#000000]-> N6 : audits access
+N6 -[#61CAC3]-> N7
+N7 -[#BCB88A]-> N8
+N8 -[#000000]-> N9 : encrypts data
+N9 ..[#000000]..> N10
+N10 -[#FFB74D]-> N11
+N11 ..[#000000]..> N12
+nest0_0 ..[#FFB74D]..> nest0_1
+N3 ..[#61CAC3]..> nest0_0 : uses digital signatures
+nest0_1 -[#61CAC3]-> N10
+N0 -[#000000]-> S0
+S0 ..[#61CAC3]..> N12
+S0 ..[#000000]..> N9
+N6 ..[#61CAC3]..> M0
+N1 -[#000000]-> M0
+M0 -[#BCB88A]-> N12
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_234.puml b/test/plantuml/scanned_easy/plantuml_234.puml
new file mode 100644
index 0000000000000000000000000000000000000000..5a0eab75430132560765b04857b20fed1430f179
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_234.puml
@@ -0,0 +1,39 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Data Minimization Principles" as Group0 #FCE4EC {
+    component "Credential Management" as nest0_0 #FFF3E0
+    folder "Digital Certificates" as nest0_1 #C9F0F0
+    cloud "Access Governance" as nest0_2 #C9F0F0
+}
+artifact "Adaptive Authentication" as N0 #FFF3E0
+rectangle "Digital Signatures" as N1 #F1F8FF
+folder "Compliance with Data Protection Regulations" as N2 #FFF3E0
+frame "Verifiable Credentials" as N3 #C9F0F0
+folder "Identity Verification" as N4 #FFF3E0
+rectangle "Privileged Access Management" as N5 #C9F0F0
+node "API Security for Identity" as N6 #FFF3E0
+folder "Blockchain_based Identity" as N7 #F1F8FF
+folder "Attribute Management" as N8 #C9F0F0
+circle " " as S0 #F1F8FF
+circle " " as M0 #FFF3E0
+N0 -[#42A5F5]-> N1
+N1 -[#4DD0E1]-> N2
+N2 -[#000000]-> N3
+N3 -[#000000]-> N4 : stores attributes
+N4 -[#42A5F5]-> N5
+N5 -[#FFB74D]-> N6
+N6 -[#42A5F5]-> N7
+N7 ..[#FFB74D]..> N8
+nest0_0 ..[#42A5F5]..> nest0_1
+nest0_1 ..[#FFB74D]..> nest0_2 : revokes access
+N2 -[#42A5F5]-> nest0_0
+nest0_2 -[#4DD0E1]-> N5
+N2 -[#4DD0E1]-> S0
+S0 -[#FFB74D]-> N7 : uses digital signatures
+S0 ..[#000000]..> N4 : manages wallets
+N1 -[#000000]-> M0
+N0 -[#000000]-> M0
+M0 ..[#4DD0E1]..> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_235.txt b/test/plantuml/scanned_easy/plantuml_235.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6fc0327d8b30cd39f41e16ff43ac57aea23a7836
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_235.txt
@@ -0,0 +1,18 @@
+<Adaptive Learning Technologies, connectedTo, Collaborative Projects>
+<Adaptive Learning Technologies, partOf, Discussion Forum Moderation>
+<Collaborative Projects, manages enrollments, Feedback and Grading>
+<Collaborative Projects, partOf, Discussion Forum Moderation>
+<Competency_Based Education, connectedTo, Curriculum Development>
+<Course Evaluation, simulates labs, Synchronous Learning>
+<Curriculum Development, hosts MOOCs, Open Educational Resources Integration>
+<Enrollment and Retention Strategies, connectedTo, Curriculum Development>
+<Enrollment and Retention Strategies, connectedTo, Professional Development Courses>
+<Feedback and Grading, connectedTo, Open Educational Resources Integration>
+<Feedback and Grading, partOf, Discussion Forum Moderation>
+<Personalized Learning Paths, connectedTo, Adaptive Learning Technologies>
+<Personalized Learning Paths, connectedTo, Competency_Based Education>
+<Personalized Learning Paths, connectedTo, Curriculum Development>
+<Personalized Learning Paths, connectedTo, Enrollment and Retention Strategies>
+<Personalized Learning Paths, tracks progress, Professional Development Courses>
+<Professional Development Courses, connectedTo, Competency_Based Education>
+<Synchronous Learning, connectedTo, Personalized Learning Paths>
diff --git a/test/plantuml/scanned_easy/plantuml_236.puml b/test/plantuml/scanned_easy/plantuml_236.puml
new file mode 100644
index 0000000000000000000000000000000000000000..be1e0ffdcab19855f589ee976a8aea7bbc222821
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_236.puml
@@ -0,0 +1,53 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Course Evaluation" as Group0 #F1F8E9 {
+    database "Assessment Design" as nest0_0 #F8BBD0
+    rectangle "Virtual Field Trips" as nest0_1 #F8BBD0
+}
+node "Discussion Forum Moderation" as N0 #C9EFEC
+node "Virtual Labs and Simulations" as N1 #F5F5F5
+rectangle "Accreditation Management" as N2 #C9EFEC
+folder "Adaptive Learning Technologies" as N3 #F8BBD0
+node "Open Educational Resources Integration" as N4 #C9EFEC
+usecase "Parent or Guardian Communication" as N5 #F8BBD0
+folder "Asynchronous Learning" as N6 #C9EFEC
+usecase "Synchronous Learning" as N7 #F5F5F5
+frame "Personalized Learning Paths" as N8 #F8BBD0
+node "Content Creation" as N9 #F8BBD0
+frame "Bootcamp Development" as N10 #F8BBD0
+folder "Accessibility Features" as N11 #F5F5F5
+cloud "Certification Issuance" as N12 #C9EFEC
+rectangle "Virtual Classroom Facilitation" as N13 #C9EFEC
+component "Test Preparation Courses" as N14 #F5F5F5
+circle " " as S0 #F8BBD0
+circle " " as S1 #F5F5F5
+circle " " as M0 #F5F5F5
+N0 ..[#000000]..> N1
+N1 ..[#6FE1D5]..> N2 : creates analytics dashboards
+N2 -[#6FE1D5]-> N3 : offers professional development
+N3 ..[#000000]..> N4
+N4 ..[#E91E63]..> N5
+N5 -[#E91E63]-> N6 : engages parents
+N6 ..[#E91E63]..> N7
+N7 ..[#6FE1D5]..> N8
+N8 ..[#E91E63]..> N9 : applies learning design
+N9 ..[#6FE1D5]..> N10 : protects data privacy
+N10 ..[#6FE1D5]..> N11
+N11 -[#000000]-> N12
+N12 ..[#000000]..> N13 : issues certificates
+N13 ..[#000000]..> N14
+nest0_0 ..[#6FE1D5]..> nest0_1
+N11 ..[#BDBDBD]..> nest0_0
+nest0_1 ..[#BDBDBD]..> N7 : manages student info
+N8 ..[#BDBDBD]..> S0
+S0 ..[#E91E63]..> N14 : develops educational apps
+S0 -[#6FE1D5]-> N10
+N10 -[#BDBDBD]-> S1
+S1 -[#6FE1D5]-> N14
+S1 ..[#000000]..> N13
+N8 -[#000000]-> M0
+N4 ..[#6FE1D5]..> M0
+M0 -[#E91E63]-> N13
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_237.txt b/test/plantuml/scanned_easy/plantuml_237.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3d8867a5ab3d6925d38050f775c0c59d54594174
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_237.txt
@@ -0,0 +1,23 @@
+<Accreditation Management, connectedTo, Instructor Training>
+<Accreditation Management, partOf, Blended Learning Models>
+<Bootcamp Development, hosts MOOCs, Content Creation>
+<Certification Issuance, connectedTo, Test Preparation Courses>
+<Certification Issuance, secures platforms, Language Learning Platforms>
+<Course Design, ensures accessibility, Learning Analytics>
+<Course Evaluation, connectedTo, Certification Issuance>
+<Digital Badges, manages hardware, Bootcamp Development>
+<Digital Badges, manages student info, Content Creation>
+<Discussion Forum Moderation, connectedTo, Content Creation>
+<Discussion Forum Moderation, connectedTo, Course Evaluation>
+<Enrollment and Retention Strategies, creates courses, Course Design>
+<Instructor Training, uses machine learning, Student Progress Tracking>
+<Language Learning Platforms, applies learning design, Course Design>
+<Language Learning Platforms, connectedTo, Micro_credential Programs>
+<Language Learning Platforms, supports SEL, Learning Analytics>
+<Learning Analytics, connectedTo, Digital Badges>
+<Micro_credential Programs, connectedTo, Personalized Learning Paths>
+<Personalized Learning Paths, connectedTo, Enrollment and Retention Strategies>
+<Professional Development Courses, connectedTo, Instructor Training>
+<Student Progress Tracking, connectedTo, Discussion Forum Moderation>
+<Test Preparation Courses, connectedTo, Accreditation Management>
+<Test Preparation Courses, partOf, Blended Learning Models>
diff --git a/test/plantuml/scanned_easy/plantuml_240.puml b/test/plantuml/scanned_easy/plantuml_240.puml
new file mode 100644
index 0000000000000000000000000000000000000000..423fe3e8b3bc9f88646dc9a74dbd200a306e0c8b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_240.puml
@@ -0,0 +1,45 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Video Lecture Production" as Group0 #E0F2F1 {
+    frame "Self_Paced Learning Tracks" as nest0_0 #D0EFEE
+    component "Forum Moderation" as nest0_1 #FFF9D4
+    folder "Micro_credential Stacking" as nest0_2 #D0EFEE
+}
+cloud "Course Content Development" as N0 #D0EFEE
+rectangle "Skill_Based Learning Outcomes" as N1 #FFF9D4
+folder "Learner Analytics" as N2 #FCFCE7
+database "Peer Grading Implementation" as N3 #D0EFEE
+component "Certificate of Completion Issuance" as N4 #FCFCE7
+frame "Course Retirement Planning" as N5 #D0EFEE
+cloud "Marketing to Global Audience" as N6 #FFF9D4
+folder "Engagement Metrics Tracking" as N7 #FCFCE7
+database "Course Promotion" as N8 #FCFCE7
+rectangle "Content Licensing" as N9 #FCFCE7
+circle " " as S0 #D0EFEE
+circle " " as S1 #D0EFEE
+circle " " as M0 #FFF9D4
+N0 ..[#DCE775]..> N1
+N1 -[#000000]-> N2
+N2 ..[#73C6BC]..> N3
+N3 -[#000000]-> N4
+N4 ..[#73C6BC]..> N5
+N5 -[#FFE69C]-> N6
+N6 ..[#73C6BC]..> N7 : personalizes learning
+N7 ..[#FFE69C]..> N8
+N8 ..[#73C6BC]..> N9
+nest0_0 ..[#DCE775]..> nest0_1
+nest0_1 ..[#73C6BC]..> nest0_2
+N5 ..[#FFE69C]..> nest0_0
+nest0_2 -[#000000]-> N6 : expands reach
+N4 ..[#DCE775]..> S0
+S0 -[#73C6BC]-> N9
+S0 ..[#73C6BC]..> N7 : collaborates with experts
+N2 ..[#000000]..> S1
+S1 ..[#000000]..> N5
+S1 ..[#FFE69C]..> N7 : partners with universities
+N1 -[#FFE69C]-> M0
+N3 -[#FFE69C]-> M0
+M0 ..[#73C6BC]..> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_242.puml b/test/plantuml/scanned_easy/plantuml_242.puml
new file mode 100644
index 0000000000000000000000000000000000000000..305ee3b799ea8ecabf5f52fdb232fe6e18eaaf3e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_242.puml
@@ -0,0 +1,69 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Health Screening" as Group0 #E8F5E9 {
+    frame "Patient Intake" as nest0_0 #C9EFEC
+    usecase "Anesthesia Administration" as nest0_1 #DACBE3
+    node "Patient Education" as nest0_2 #F0F0F0
+}
+rectangle "Symptom Monitoring" as Group1 #E3F2FD {
+    database "Genetic Counseling" as nest1_0 #F0F0F0
+    frame "Nutritional Counseling" as nest1_1 #C9EFEC
+}
+frame "Dental Check_up" as N0 #DACBE3
+rectangle "Discharge" as N1 #C9EFEC
+frame "Treatment Plan" as N2 #C9EFEC
+artifact "Vaccination" as N3 #C9EFEC
+node "Insurance Claim" as N4 #F0F0F0
+cloud "Pharmacy Order" as N5 #DACBE3
+cloud "Mental Health Assessment" as N6 #F0F0F0
+artifact "Triage" as N7 #F0F0F0
+folder "Medical Record Keeping" as N8 #F0F0F0
+database "Epidemiological Tracking" as N9 #F0F0F0
+component "Prescription" as N10 #DACBE3
+component "Allergy Test" as N11 #F0F0F0
+artifact "Device Implantation" as N12 #C9EFEC
+usecase "Clinical Trial" as N13 #DACBE3
+circle " " as S0 #DACBE3
+circle " " as S1 #F0F0F0
+circle " " as S2 #DACBE3
+circle " " as M0 #C9EFEC
+circle " " as M1 #F0F0F0
+N0 ..[#6FE1D5]..> N1
+N1 -[#A188D0]-> N2
+N2 -[#000000]-> N3
+N3 -[#000000]-> N4
+N4 -[#6FE1D5]-> N5
+N5 -[#A188D0]-> N6
+N6 -[#A188D0]-> N7
+N7 -[#A188D0]-> N8 : examines
+N8 -[#6FE1D5]-> N9
+N9 ..[#000000]..> N10 : tests
+N10 ..[#D2D2D2]..> N11 : discharges
+N11 ..[#6FE1D5]..> N12
+N12 ..[#D2D2D2]..> N13
+nest0_0 -[#6FE1D5]-> nest0_1
+nest0_1 -[#000000]-> nest0_2
+N2 ..[#000000]..> nest0_0
+nest0_2 -[#A188D0]-> N13
+nest1_0 ..[#A188D0]..> nest1_1
+N4 -[#A188D0]-> nest1_0 : prescribes
+nest1_1 -[#A188D0]-> N10
+N1 -[#000000]-> S0
+S0 -[#D2D2D2]-> N11 : researches
+S0 -[#A188D0]-> N5
+N3 ..[#6FE1D5]..> S1
+S1 ..[#D2D2D2]..> N13
+S1 ..[#D2D2D2]..> N6
+N9 ..[#A188D0]..> S2
+S2 -[#D2D2D2]-> N13
+S2 ..[#D2D2D2]..> N12
+N0 ..[#6FE1D5]..> M0
+N2 ..[#6FE1D5]..> M0 : notifies
+M0 -[#D2D2D2]-> N4
+N3 ..[#000000]..> M1
+N1 -[#6FE1D5]-> M1
+N2 ..[#A188D0]..> M1
+M1 ..[#6FE1D5]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_248.puml b/test/plantuml/scanned_easy/plantuml_248.puml
new file mode 100644
index 0000000000000000000000000000000000000000..86a09113e0f7cc86d6fad700d5bb9a56da179665
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_248.puml
@@ -0,0 +1,71 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Pre_Trial Hearing" as Group0 #F3E5F5 {
+    node "Closing Argument" as nest0_0 #EFE6FF
+    rectangle "Discovery Process" as nest0_1 #C2E8E6
+}
+rectangle "Bail Hearing" as Group1 #FBE9E7 {
+    cloud "Trial Session" as nest1_0 #F3E5F5
+    database "Intel Property Licensing" as nest1_1 #C2E8E6
+    cloud "Divorce Proceedings" as nest1_2 #C2E8E6
+}
+folder "Bankruptcy Filing" as N0 #EFE6FF
+folder "Witness Testimony" as N1 #F3E5F5
+rectangle "Corporate Formation" as N2 #C2E8E6
+cloud "Plea Bargain" as N3 #F3E5F5
+folder "Patent Application" as N4 #F3E5F5
+rectangle "Appeal Submission" as N5 #F3E5F5
+component "Legal Research" as N6 #F3E5F5
+cloud "Case Filing" as N7 #C2E8E6
+folder "Court Order Execution" as N8 #F3E5F5
+usecase "Sentencing" as N9 #C2E8E6
+cloud "Amicus Brief Submission" as N10 #EFE6FF
+database "Copyright Infringement" as N11 #C2E8E6
+component "Settlement Negotiation" as N12 #EFE6FF
+node "Immigration Petition" as N13 #F3E5F5
+frame "Pro Bono Work" as N14 #C2E8E6
+node "Cross_Examination" as N15 #C2E8E6
+circle " " as S0 #F3E5F5
+circle " " as S1 #EFE6FF
+circle " " as M0 #C2E8E6
+circle " " as M2 #C2E8E6
+N0 ..[#C2B2F0]..> N1
+N1 -[#000000]-> N2 : litigates
+N2 -[#000000]-> N3
+N3 -[#61CAC3]-> N4
+N4 -[#C2B2F0]-> N5
+N5 ..[#000000]..> N6
+N6 ..[#000000]..> N7
+N7 -[#C2B2F0]-> N8
+N8 -[#000000]-> N9
+N9 ..[#BA68C8]..> N10
+N10 ..[#C2B2F0]..> N11
+N11 ..[#61CAC3]..> N12
+N12 -[#BA68C8]-> N13
+N13 -[#C2B2F0]-> N14
+N14 ..[#61CAC3]..> N15
+nest0_0 ..[#C2B2F0]..> nest0_1
+N11 -[#000000]-> nest0_0
+nest0_1 ..[#61CAC3]..> N14
+nest1_0 -[#BA68C8]-> nest1_1
+nest1_1 -[#61CAC3]-> nest1_2
+N1 ..[#61CAC3]..> nest1_0
+nest1_2 ..[#000000]..> N14
+N10 ..[#BA68C8]..> S0
+S0 -[#000000]-> N12
+S0 ..[#000000]..> N15
+S0 -[#000000]-> N14
+N5 ..[#61CAC3]..> S1
+S1 ..[#C2B2F0]..> N9
+S1 -[#BA68C8]-> N11
+S1 -[#C2B2F0]-> N13
+N1 ..[#BA68C8]..> M0
+N3 ..[#000000]..> M0
+M0 -[#C2B2F0]-> N15
+N10 -[#C2B2F0]-> M2
+N7 -[#C2B2F0]-> M2
+N5 -[#C2B2F0]-> M2
+M2 -[#61CAC3]-> N12
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_251.puml b/test/plantuml/scanned_easy/plantuml_251.puml
new file mode 100644
index 0000000000000000000000000000000000000000..c473bb94a77d48c022a1fd1c7ac5083ed4c93e5b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_251.puml
@@ -0,0 +1,72 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Greenhouse Control" as Group0 #E8F5E9 {
+    node "Supply Chain to Retailers" as nest0_0 #E6EE9C
+    folder "Automated Milking" as nest0_1 #F9FBE7
+}
+rectangle "Weather Tracking" as Group1 #FBE9E7 {
+    cloud "Storage" as nest1_0 #E6EE9C
+    frame "Farm Maintenance" as nest1_1 #F9FBE7
+}
+component "Packaging for Sale" as N0 #F9FBE7
+node "Drone Scouting" as N1 #F1F8E9
+folder "Irrigation Scheduling" as N2 #F9FBE7
+folder "Subsidy Application" as N3 #F1F8E9
+rectangle "Harvesting" as N4 #F9FBE7
+frame "Pest Spraying" as N5 #F9FBE7
+frame "Forestry Management" as N6 #E6EE9C
+frame "Agricultural Research" as N7 #F1F8E9
+database "Fertilizer Application" as N8 #F1F8E9
+node "Aquaculture Farming" as N9 #E6EE9C
+folder "Water Level Measurement" as N10 #F9FBE7
+usecase "Barn Cleaning" as N11 #E6EE9C
+cloud "Soil Nutrient Management" as N12 #E6EE9C
+circle " " as S0 #F9FBE7
+circle " " as S1 #E6EE9C
+circle " " as S2 #F9FBE7
+circle " " as M0 #F9FBE7
+circle " " as M2 #F1F8E9
+N0 -[#C0CA33]-> N1
+N1 ..[#C0CA33]..> N2
+N2 -[#C0CA33]-> N3
+N3 -[#000000]-> N4
+N4 -[#CDDC39]-> N5
+N5 ..[#CDDC39]..> N6
+N6 ..[#C0CA33]..> N7
+N7 ..[#81C784]..> N8
+N8 ..[#CDDC39]..> N9
+N9 -[#C0CA33]-> N10
+N10 -[#000000]-> N11
+N11 ..[#81C784]..> N12
+nest0_0 ..[#81C784]..> nest0_1
+N1 -[#000000]-> nest0_0
+nest0_1 ..[#000000]..> N7
+nest1_0 -[#C0CA33]-> nest1_1
+N11 -[#000000]-> nest1_0
+nest1_1 ..[#000000]..> N2
+N0 -[#000000]-> S0
+S0 -[#C0CA33]-> N10
+S0 -[#C0CA33]-> N7
+S0 ..[#CDDC39]..> N11
+S0 -[#C0CA33]-> N3
+N7 ..[#CDDC39]..> S1
+S1 -[#CDDC39]-> N10
+S1 -[#000000]-> N9
+S1 -[#000000]-> N12
+S1 ..[#81C784]..> N11
+N4 ..[#CDDC39]..> S2
+S2 ..[#000000]..> N8
+S2 ..[#C0CA33]..> N10
+S2 ..[#000000]..> N9
+S2 ..[#C0CA33]..> N7
+N1 -[#CDDC39]-> M0
+N0 ..[#000000]..> M0
+M0 ..[#000000]..> N3
+N5 -[#C0CA33]-> M2
+N2 ..[#81C784]..> M2
+N1 ..[#000000]..> M2
+N3 -[#81C784]-> M2
+M2 ..[#CDDC39]..> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_254.puml b/test/plantuml/scanned_easy/plantuml_254.puml
new file mode 100644
index 0000000000000000000000000000000000000000..e55c4c58e179864f91e97ae45243c83643789117
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_254.puml
@@ -0,0 +1,67 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Community Outreach" as Group0 #ECEFF1 {
+    component "Crime Prevention Programs" as nest0_0 #EDF5F3
+    folder "Court Testimony" as nest0_1 #FBE9E7
+    folder "Patrol Scheduling" as nest0_2 #FFE0B2
+}
+rectangle "Incident Reporting" as Group1 #FCE4EC {
+    folder "Search and Rescue Operations" as nest1_0 #FFE0B2
+    node "Shelter Setup" as nest1_1 #EDF5F3
+    database "Bomb Disposal" as nest1_2 #FFE0B2
+    folder "Disaster Relief Coordination" as nest1_3 #FFE0B2
+}
+rectangle "Hazard Detection" as N0 #FBE9E7
+cloud "Rescue Coordination" as N1 #FBE9E7
+cloud "Emergency Medical Service" as N2 #EDF5F3
+frame "Border Security" as N3 #FFE0B2
+node "Threat Assessment" as N4 #FBE9E7
+database "K9 Unit Deployment" as N5 #FFE0B2
+folder "Evacuation Planning" as N6 #EDF5F3
+folder "Emergency Dispatch" as N7 #EDF5F3
+folder "Drug Interdiction" as N8 #FFE0B2
+frame "Crowd Management" as N9 #FFE0B2
+frame "Crime Scene Analysis" as N10 #FBE9E7
+database "Cybersecurity Threat Response" as N11 #EDF5F3
+database "Witness Interview" as N12 #FFE0B2
+usecase "Victim Support Services" as N13 #EDF5F3
+rectangle "Surveillance Review" as N14 #EDF5F3
+circle " " as S0 #FBE9E7
+circle " " as M0 #FFE0B2
+circle " " as M2 #FBE9E7
+N0 ..[#FF9800]..> N1
+N1 ..[#FF9800]..> N2
+N2 ..[#FF9800]..> N3
+N3 -[#FF9800]-> N4
+N4 -[#FF9800]-> N5
+N5 -[#FF8A65]-> N6
+N6 ..[#000000]..> N7
+N7 -[#FF9800]-> N8
+N8 ..[#000000]..> N9
+N9 -[#FF9800]-> N10
+N10 ..[#FF8A65]..> N11
+N11 -[#FF9800]-> N12
+N12 ..[#FF8A65]..> N13
+N13 ..[#FF9800]..> N14
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 ..[#A1D7CD]..> nest0_2
+N8 ..[#FF8A65]..> nest0_0
+nest0_2 ..[#000000]..> N6
+nest1_0 -[#FF8A65]-> nest1_1
+nest1_1 -[#FF9800]-> nest1_2
+nest1_2 -[#FF8A65]-> nest1_3
+N10 -[#FF8A65]-> nest1_0
+nest1_3 ..[#FF9800]..> N7
+N5 -[#FF8A65]-> S0
+S0 ..[#A1D7CD]..> N11
+S0 ..[#000000]..> N10
+N1 ..[#000000]..> M0
+N0 ..[#FF9800]..> M0
+M0 ..[#FF8A65]..> N3
+N0 -[#000000]-> M2
+N1 -[#A1D7CD]-> M2
+M2 -[#FF8A65]-> N3
+nest1_2 ..[#FF9800]..> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_255.txt b/test/plantuml/scanned_easy/plantuml_255.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1026360983f82912ac0bd3b32c953d5a76176223
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_255.txt
@@ -0,0 +1,34 @@
+<Audience Feedback, connectedTo, Lighting Setup>
+<Budget Planning, connectedTo, Streaming Setup>
+<Budget Planning, connectedTo, Trailer Production>
+<Film Distribution, connectedTo, Budget Planning>
+<Film Distribution, connectedTo, Streaming Setup>
+<Game Development, connectedTo, Visual Effects>
+<Intellectual Property Protection, connectedTo, Licensing Approval>
+<Licensing Approval, connectedTo, Audience Feedback>
+<Lighting Setup, connectedTo, Set Construction>
+<Location Scouting, promotes, Script Writing>
+<Merchandise Creation, connectedTo, Film Distribution>
+<Merchandise Creation, partOf, Press Junket>
+<Music Composition, connectedTo, Talent Management>
+<Music Composition, partOf, Film Festival Submission>
+<Red Carpet Event, connectedTo, Streaming Setup>
+<Script Writing, connectedTo, Scene Shooting>
+<Set Construction, connectedTo, Location Scouting>
+<Set Construction, connectedTo, Script Writing>
+<Set Construction, mixes, Scene Shooting>
+<Sound Engineering, connectedTo, Merchandise Creation>
+<Sound Engineering, partOf, Press Junket>
+<Special Effects Design, connectedTo, Red Carpet Event>
+<Sponsorship Acquisition, connectedTo, Budget Planning>
+<Sponsorship Acquisition, partOf, Film Festival Submission>
+<Streaming Setup, connectedTo, Intellectual Property Protection>
+<Talent Management, connectedTo, Sponsorship Acquisition>
+<Talent Management, partOf, Film Festival Submission>
+<Trailer Production, connectedTo, Intellectual Property Protection>
+<Trailer Production, connectedTo, Lighting Setup>
+<Trailer Production, connectedTo, Sound Engineering>
+<Trailer Production, connectedTo, Special Effects Design>
+<Trailer Production, connectedTo, Streaming Setup>
+<Visual Effects, connectedTo, Film Distribution>
+<Visual Effects, connectedTo, Music Composition>
diff --git a/test/plantuml/scanned_easy/plantuml_258.txt b/test/plantuml/scanned_easy/plantuml_258.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cf541d8673f0a236e31113875964883d8a3e7f2c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_258.txt
@@ -0,0 +1,39 @@
+<Complaint Management, connectedTo, Online Order Pickup>
+<Complaint Management, connectedTo, Shelf Restocking>
+<Complaint Management, connectedTo, Supplier Coordination>
+<Customer Engagement, assists, Warehouse Picking>
+<Customer Engagement, partOf, Barcode Scanning>
+<Customer Loyalty Analytics, connectedTo, Supplier Coordination>
+<Customer Survey, connectedTo, Vendor Managed Inventory>
+<Customer Survey, partOf, Store Layout Design>
+<Daily Report Generation, connectedTo, Customer Checkout>
+<Daily Report Generation, connectedTo, Customer Survey>
+<Daily Report Generation, connectedTo, Price Tagging>
+<Daily Report Generation, connectedTo, Sales Forecasting>
+<Gift Wrapping, connectedTo, Price Tagging>
+<Loss Prevention, connectedTo, Online Order Pickup>
+<Loss Prevention, connectedTo, Promotion Planning>
+<Loyalty Program Update, connectedTo, Supplier Coordination>
+<Loyalty Program Update, packs, Daily Report Generation>
+<Online Order Pickup, connectedTo, Customer Engagement>
+<Online Order Pickup, connectedTo, Loyalty Program Update>
+<Point of Sale System Update, connectedTo, Customer Checkout>
+<Price Tagging, delivers, Point of Sale System Update>
+<Product Demonstration, engages, Sales Forecasting>
+<Product Demonstration, partOf, Store Layout Design>
+<Promotion Planning, connectedTo, Complaint Management>
+<Promotion Planning, connectedTo, Online Order Pickup>
+<Sales Forecasting, connectedTo, Customer Loyalty Analytics>
+<Seasonal Sales Planning, connectedTo, Stock Replenishment>
+<Seasonal Sales Planning, partOf, Barcode Scanning>
+<Shelf Restocking, connectedTo, Stock Replenishment>
+<Stock Replenishment, connectedTo, Daily Report Generation>
+<Stock Replenishment, connectedTo, Gift Wrapping>
+<Stock Replenishment, connectedTo, Online Order Pickup>
+<Stock Replenishment, connectedTo, Price Tagging>
+<Stock Replenishment, connectedTo, Sales Forecasting>
+<Supplier Coordination, connectedTo, Gift Wrapping>
+<Vendor Managed Inventory, connectedTo, Product Demonstration>
+<Vendor Managed Inventory, partOf, Store Layout Design>
+<Warehouse Picking, forecasts, Seasonal Sales Planning>
+<Warehouse Picking, partOf, Barcode Scanning>
diff --git a/test/plantuml/scanned_easy/plantuml_260.puml b/test/plantuml/scanned_easy/plantuml_260.puml
new file mode 100644
index 0000000000000000000000000000000000000000..15e73cb03aea86c985406aa8a02bd0f48d5aef8e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_260.puml
@@ -0,0 +1,82 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Satellite Configuration" as Group0 #E8F5E9 {
+    node "Orbit Adjustment" as nest0_0 #EDE7F6
+    node "Data Transmission" as nest0_1 #FFDAB9
+}
+rectangle "Launch Window Calculation" as Group1 #FCE4EC {
+    artifact "Flight Simulation" as nest1_0 #DED7F0
+    artifact "Telemetry Setup" as nest1_1 #FFDAB9
+    folder "Air Traffic Control Integration" as nest1_2 #FFDAB9
+    folder "Thermal Shield Testing" as nest1_3 #DED7F0
+}
+rectangle "Aviation Safety Audit" as N0 #EDE7F6
+rectangle "New Material Development" as N1 #FFDAB9
+database "International Space Station Resupply" as N2 #FFDAB9
+folder "Launch Execution" as N3 #EDE7F6
+frame "Rocket Assembly" as N4 #DED7F0
+cloud "Extravehicular Activity Planning" as N5 #FFDAB9
+rectangle "Aircraft Manufacturing" as N6 #FFDAB9
+node "Countdown Sequence" as N7 #EDE7F6
+frame "Flight Crew Training" as N8 #DED7F0
+folder "Structural Analysis" as N9 #DED7F0
+component "Astronaut Training" as N10 #FFDAB9
+usecase "Payload Integration" as N11 #DED7F0
+rectangle "Rocket Stage Separation" as N12 #DED7F0
+database "Spacecraft Telemetry Analysis" as N13 #FFDAB9
+usecase "System Reboot" as N14 #DED7F0
+artifact "Avionics Installation" as N15 #DED7F0
+frame "Component Recovery" as N16 #DED7F0
+circle " " as S0 #FFDAB9
+circle " " as S1 #FFDAB9
+circle " " as S2 #EDE7F6
+circle " " as M0 #EDE7F6
+circle " " as M1 #EDE7F6
+circle " " as M2 #FFDAB9
+N0 ..[#7E57C2]..> N1
+N1 -[#A188DB]-> N2
+N2 ..[#FFC085]..> N3
+N3 -[#7E57C2]-> N4
+N4 ..[#FFC085]..> N5 : prototypes
+N5 -[#7E57C2]-> N6
+N6 ..[#A188DB]..> N7
+N7 -[#000000]-> N8
+N8 ..[#FFC085]..> N9
+N9 ..[#FFC085]..> N10
+N10 -[#7E57C2]-> N11
+N11 -[#000000]-> N12
+N12 ..[#000000]..> N13
+N13 ..[#000000]..> N14
+N14 -[#000000]-> N15
+N15 ..[#A188DB]..> N16
+nest0_0 ..[#A188DB]..> nest0_1
+N15 ..[#FFC085]..> nest0_0
+nest0_1 -[#7E57C2]-> N8
+nest1_0 -[#A188DB]-> nest1_1
+nest1_1 ..[#A188DB]..> nest1_2
+nest1_2 ..[#7E57C2]..> nest1_3
+N9 -[#000000]-> nest1_0
+nest1_3 -[#FFC085]-> N9
+N2 -[#000000]-> S0
+S0 -[#7E57C2]-> N9
+S0 ..[#000000]..> N8
+N7 -[#FFC085]-> S1
+S1 -[#7E57C2]-> N16
+S1 ..[#A188DB]..> N15
+S1 ..[#7E57C2]..> N13
+N13 -[#7E57C2]-> S2
+S2 -[#7E57C2]-> N16
+S2 ..[#7E57C2]..> N15
+N0 -[#7E57C2]-> M0
+N1 -[#000000]-> M0
+N3 ..[#A188DB]..> M0
+M0 -[#000000]-> N5
+N0 -[#A188DB]-> M1
+N1 -[#000000]-> M1 : tracks
+M1 -[#7E57C2]-> N3
+N7 ..[#000000]..> M2
+N3 -[#7E57C2]-> M2
+M2 -[#A188DB]-> N14
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_261.txt b/test/plantuml/scanned_easy/plantuml_261.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a322bf57bf3234a2b1d539d39a5ed00cde5fab09
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_261.txt
@@ -0,0 +1,47 @@
+<Benefit Payout, connectedTo, Market Research>
+<Broker Management, connectedTo, Subrogation>
+<Broker Management, partOf, Underwriting>
+<Catastrophe Modeling, connectedTo, Life Insurance Underwriting>
+<Catastrophe Modeling, connectedTo, Telematics Data Analysis>
+<Compliance Reporting, connectedTo, Customer Communication>
+<Coverage Review, connectedTo, Compliance Reporting>
+<Customer Communication, connectedTo, Agent Training>
+<Customer Onboarding, connectedTo, Compliance Reporting>
+<Customer Onboarding, connectedTo, Coverage Review>
+<Customer Onboarding, connectedTo, Digital Policy Management>
+<Customer Onboarding, connectedTo, Loss Prevention>
+<Customer Onboarding, connectedTo, Market Research>
+<Customer Support, connectedTo, Customer Onboarding>
+<Customer Support, connectedTo, Life Insurance Underwriting>
+<Cyber Insurance Policy, connectedTo, Premium Calculation>
+<Cyber Insurance Policy, partOf, Property Damage Assessment>
+<Data Security, connectedTo, Life Insurance Underwriting>
+<Digital Policy Management, connectedTo, Benefit Payout>
+<Digital Policy Management, connectedTo, Life Insurance Underwriting>
+<Digital Policy Management, connectedTo, Loss Prevention>
+<Digital Policy Management, connectedTo, Market Research>
+<Fraud Investigation, connectedTo, Telematics Data Analysis>
+<Fraud Investigation, connectedTo, Third_Party Administrator Liaison>
+<Healthcare Provider Network Management, connectedTo, Customer Communication>
+<Healthcare Provider Network Management, connectedTo, Customer Support>
+<Healthcare Provider Network Management, connectedTo, Cyber Insurance Policy>
+<Healthcare Provider Network Management, connectedTo, Life Insurance Underwriting>
+<Investment Management for Reserves, connectedTo, Customer Onboarding>
+<Investment Management for Reserves, partOf, Property Damage Assessment>
+<Life Insurance Underwriting, connectedTo, Customer Communication>
+<Life Insurance Underwriting, integrates, Benefit Payout>
+<Loss Prevention, connectedTo, Data Security>
+<Market Research, connectedTo, Coverage Review>
+<Policy Cancellation, connectedTo, Agent Training>
+<Policy Cancellation, partOf, Underwriting>
+<Premium Calculation, partOf, Property Damage Assessment>
+<Premium Calculation, verifies, Investment Management for Reserves>
+<Reinsurance Negotiation, connectedTo, Catastrophe Modeling>
+<Reinsurance Negotiation, connectedTo, Life Insurance Underwriting>
+<Reinsurance Negotiation, connectedTo, Telematics Data Analysis>
+<Subrogation, connectedTo, Policy Cancellation>
+<Subrogation, partOf, Underwriting>
+<Telematics Data Analysis, connectedTo, Broker Management>
+<Telematics Data Analysis, connectedTo, Healthcare Provider Network Management>
+<Third_Party Administrator Liaison, connectedTo, Telematics Data Analysis>
+<Third_Party Administrator Liaison, secures, Reinsurance Negotiation>
diff --git a/test/plantuml/scanned_easy/plantuml_262.puml b/test/plantuml/scanned_easy/plantuml_262.puml
new file mode 100644
index 0000000000000000000000000000000000000000..c8ad49b1b067c5322e2aba0a8db4ce5468ee129f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_262.puml
@@ -0,0 +1,72 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Zero Trust Architecture" as Group0 #FCE4EC {
+    folder "Antivirus Management" as nest0_0 #FFFDE7
+    frame "Vulnerability Assessment" as nest0_1 #FFFDE7
+    rectangle "Data Loss Prevention" as nest0_2 #FFCCBC
+    node "Security Operations Center Monitoring" as nest0_3 #FCFCE7
+}
+rectangle "Security Awareness Training" as Group1 #E0F2F1 {
+    cloud "IoT Security" as nest1_0 #FCFCE7
+    frame "Malware Analysis" as nest1_1 #FFFDE7
+    database "Insider Threat Detection" as nest1_2 #FCFCE7
+    cloud "Security Information and Event Management" as nest1_3 #FCFCE7
+}
+folder "Intrusion Prevention" as N0 #FFCCBC
+frame "Identity Management" as N1 #FCFCE7
+artifact "Mobile Security" as N2 #FCFCE7
+database "Penetration Testing" as N3 #FFFDE7
+folder "Threat Intelligence Gathering" as N4 #FFFDE7
+rectangle "Compliance Monitoring" as N5 #FFFDE7
+usecase "Incident Response" as N6 #FFFDE7
+artifact "Dark Web Monitoring" as N7 #FFCCBC
+folder "Risk Management Framework" as N8 #FFCCBC
+database "Network Security" as N9 #FFCCBC
+usecase "Security Policy Development" as N10 #FFFDE7
+folder "DevSecOps Integration" as N11 #FCFCE7
+artifact "Disaster Recovery Planning" as N12 #FFFDE7
+database "Phishing Simulation" as N13 #FFCCBC
+rectangle "Access Control" as N14 #FFCCBC
+database "Firewall Configuration" as N15 #FFFDE7
+circle " " as S0 #FCFCE7
+circle " " as S2 #FFCCBC
+circle " " as M0 #FFCCBC
+N0 -[#FBC02D]-> N1
+N1 ..[#000000]..> N2
+N2 -[#000000]-> N3
+N3 -[#DCE775]-> N4
+N4 ..[#000000]..> N5 : tests
+N5 ..[#DCE775]..> N6
+N6 -[#000000]-> N7
+N7 ..[#FBC02D]..> N8
+N8 ..[#DCE775]..> N9
+N9 ..[#DCE775]..> N10
+N10 -[#DCE775]-> N11
+N11 ..[#FF5722]..> N12
+N12 ..[#FBC02D]..> N13
+N13 -[#DCE775]-> N14 : encrypts
+N14 ..[#DCE775]..> N15
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 -[#DCE775]-> nest0_2
+nest0_2 ..[#FF5722]..> nest0_3
+N10 -[#000000]-> nest0_0
+nest0_3 -[#FBC02D]-> N4
+nest1_0 -[#000000]-> nest1_1
+nest1_1 ..[#FBC02D]..> nest1_2
+nest1_2 ..[#DCE775]..> nest1_3
+N8 ..[#FBC02D]..> nest1_0
+nest1_3 -[#DCE775]-> N9
+N11 ..[#DCE775]..> S0
+S0 -[#FF5722]-> N15
+S0 -[#FF5722]-> N13 : detects
+S0 ..[#000000]..> N14 : optimizes
+N3 -[#FBC02D]-> S2
+S2 -[#000000]-> N5
+S2 -[#DCE775]-> N12
+S2 ..[#FF5722]..> N6
+N0 ..[#FBC02D]..> M0
+N9 ..[#FBC02D]..> M0 : mitigates
+M0 -[#FF5722]-> N11
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_262.txt b/test/plantuml/scanned_easy/plantuml_262.txt
new file mode 100644
index 0000000000000000000000000000000000000000..daa24922f9b281ac6f515f6bb125b5adf012ff63
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_262.txt
@@ -0,0 +1,41 @@
+<Access Control, connectedTo, Firewall Configuration>
+<Antivirus Management, connectedTo, Vulnerability Assessment>
+<Antivirus Management, partOf, Zero Trust Architecture>
+<Compliance Monitoring, connectedTo, Incident Response>
+<Dark Web Monitoring, connectedTo, Risk Management Framework>
+<Data Loss Prevention, connectedTo, Security Operations Center Monitoring>
+<Data Loss Prevention, partOf, Zero Trust Architecture>
+<DevSecOps Integration, connectedTo, Disaster Recovery Planning>
+<DevSecOps Integration, connectedTo, Firewall Configuration>
+<DevSecOps Integration, detects, Phishing Simulation>
+<DevSecOps Integration, optimizes, Access Control>
+<Disaster Recovery Planning, connectedTo, Phishing Simulation>
+<Identity Management, connectedTo, Mobile Security>
+<Incident Response, connectedTo, Dark Web Monitoring>
+<Insider Threat Detection, connectedTo, Security Information and Event Management>
+<Insider Threat Detection, partOf, Security Awareness Training>
+<Intrusion Prevention, connectedTo, DevSecOps Integration>
+<Intrusion Prevention, connectedTo, Identity Management>
+<IoT Security, connectedTo, Malware Analysis>
+<IoT Security, partOf, Security Awareness Training>
+<Malware Analysis, connectedTo, Insider Threat Detection>
+<Malware Analysis, partOf, Security Awareness Training>
+<Mobile Security, connectedTo, Penetration Testing>
+<Network Security, connectedTo, Security Policy Development>
+<Network Security, mitigates, DevSecOps Integration>
+<Penetration Testing, connectedTo, Compliance Monitoring>
+<Penetration Testing, connectedTo, Disaster Recovery Planning>
+<Penetration Testing, connectedTo, Incident Response>
+<Penetration Testing, connectedTo, Threat Intelligence Gathering>
+<Phishing Simulation, encrypts, Access Control>
+<Risk Management Framework, connectedTo, IoT Security>
+<Risk Management Framework, connectedTo, Network Security>
+<Security Information and Event Management, connectedTo, Network Security>
+<Security Information and Event Management, partOf, Security Awareness Training>
+<Security Operations Center Monitoring, connectedTo, Threat Intelligence Gathering>
+<Security Operations Center Monitoring, partOf, Zero Trust Architecture>
+<Security Policy Development, connectedTo, Antivirus Management>
+<Security Policy Development, connectedTo, DevSecOps Integration>
+<Threat Intelligence Gathering, tests, Compliance Monitoring>
+<Vulnerability Assessment, connectedTo, Data Loss Prevention>
+<Vulnerability Assessment, partOf, Zero Trust Architecture>
diff --git a/test/plantuml/scanned_easy/plantuml_266.puml b/test/plantuml/scanned_easy/plantuml_266.puml
new file mode 100644
index 0000000000000000000000000000000000000000..8553832a5c395d05ee7839025ffbc5d65aabe322
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_266.puml
@@ -0,0 +1,58 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Quality Control" as Group0 #E3F2FD {
+    folder "Supply Chain Management" as nest0_0 #FFF9D4
+    folder "Market Access Strategy" as nest0_1 #ECCFF5
+    cloud "Cold Chain Logistics" as nest0_2 #ECCFF5
+}
+rectangle "Cleanroom Operations" as Group1 #E8F5E9 {
+    folder "Good Manufacturing Practices" as nest1_0 #FFF9D4
+    usecase "Packaging" as nest1_1 #F8BBD0
+    component "Patient Adherence Programs" as nest1_2 #ECCFF5
+}
+component "Audit Management" as N0 #ECCFF5
+database "Health Economics Outcomes Research" as N1 #ECCFF5
+folder "Sterile Product Filling" as N2 #F8BBD0
+usecase "Pharmacovigilance" as N3 #ECCFF5
+cloud "Drug Stability Testing" as N4 #FFF9D4
+node "Intellectual Property Litigation" as N5 #F8BBD0
+folder "Clinical Supply Management" as N6 #FFF9D4
+frame "Clinical Trial Phases" as N7 #ECCFF5
+rectangle "Batch Release" as N8 #F8BBD0
+folder "Medical Writing" as N9 #FFF9D4
+circle " " as S0 #FFF9D4
+circle " " as S1 #F8BBD0
+circle " " as M0 #ECCFF5
+N0 ..[#000000]..> N1
+N1 -[#E91E63]-> N2
+N2 ..[#FFE69C]..> N3
+N3 ..[#CD8FF2]..> N4
+N4 -[#E91E63]-> N5
+N5 -[#000000]-> N6
+N6 -[#CD8FF2]-> N7
+N7 -[#E91E63]-> N8
+N8 -[#000000]-> N9
+nest0_0 ..[#FFE69C]..> nest0_1
+nest0_1 -[#000000]-> nest0_2
+N3 ..[#E91E63]..> nest0_0
+nest0_2 ..[#E91E63]..> N2
+nest1_0 -[#E91E63]-> nest1_1
+nest1_1 -[#000000]-> nest1_2
+N5 ..[#FFE69C]..> nest1_0 : stores
+nest1_2 -[#FFE69C]-> N8
+N0 -[#000000]-> S0
+S0 ..[#FFE69C]..> N4
+S0 ..[#E91E63]..> N9
+S0 ..[#CD8FF2]..> N6
+S0 ..[#E91E63]..> N3
+N1 -[#000000]-> S1
+S1 ..[#FFE69C]..> N7
+S1 -[#E91E63]-> N6
+S1 ..[#E91E63]..> N8
+N0 ..[#E91E63]..> M0
+N2 ..[#000000]..> M0
+N4 ..[#FFE69C]..> M0 : patents
+M0 -[#FFE69C]-> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_266.txt b/test/plantuml/scanned_easy/plantuml_266.txt
new file mode 100644
index 0000000000000000000000000000000000000000..afa863d73c43d982754bd8489b95389dc7c1a1ac
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_266.txt
@@ -0,0 +1,33 @@
+<Audit Management, connectedTo, Clinical Supply Management>
+<Audit Management, connectedTo, Clinical Trial Phases>
+<Audit Management, connectedTo, Drug Stability Testing>
+<Audit Management, connectedTo, Health Economics Outcomes Research>
+<Audit Management, connectedTo, Medical Writing>
+<Audit Management, connectedTo, Pharmacovigilance>
+<Batch Release, connectedTo, Medical Writing>
+<Clinical Supply Management, connectedTo, Clinical Trial Phases>
+<Clinical Trial Phases, connectedTo, Batch Release>
+<Cold Chain Logistics, connectedTo, Sterile Product Filling>
+<Cold Chain Logistics, partOf, Quality Control>
+<Drug Stability Testing, connectedTo, Intellectual Property Litigation>
+<Drug Stability Testing, patents, Clinical Trial Phases>
+<Good Manufacturing Practices, connectedTo, Packaging>
+<Good Manufacturing Practices, partOf, Cleanroom Operations>
+<Health Economics Outcomes Research, connectedTo, Batch Release>
+<Health Economics Outcomes Research, connectedTo, Clinical Supply Management>
+<Health Economics Outcomes Research, connectedTo, Clinical Trial Phases>
+<Health Economics Outcomes Research, connectedTo, Sterile Product Filling>
+<Intellectual Property Litigation, connectedTo, Clinical Supply Management>
+<Intellectual Property Litigation, stores, Good Manufacturing Practices>
+<Market Access Strategy, connectedTo, Cold Chain Logistics>
+<Market Access Strategy, partOf, Quality Control>
+<Packaging, connectedTo, Patient Adherence Programs>
+<Packaging, partOf, Cleanroom Operations>
+<Patient Adherence Programs, connectedTo, Batch Release>
+<Patient Adherence Programs, partOf, Cleanroom Operations>
+<Pharmacovigilance, connectedTo, Drug Stability Testing>
+<Pharmacovigilance, connectedTo, Supply Chain Management>
+<Sterile Product Filling, connectedTo, Clinical Trial Phases>
+<Sterile Product Filling, connectedTo, Pharmacovigilance>
+<Supply Chain Management, connectedTo, Market Access Strategy>
+<Supply Chain Management, partOf, Quality Control>
diff --git a/test/plantuml/scanned_easy/plantuml_267.txt b/test/plantuml/scanned_easy/plantuml_267.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5f4296d311bf13663c88e5600001e289ccbe3b82
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_267.txt
@@ -0,0 +1,42 @@
+<Actuator Control, connectedTo, Human_Robot Interaction>
+<Battery Management, connectedTo, Medical Robotics>
+<Calibration, connectedTo, Data Collection>
+<Calibration, partOf, Field Deployment>
+<Collaborative Robotics, connectedTo, Swarm Robotics>
+<Data Collection, connectedTo, Kinematics and Dynamics>
+<Data Collection, partOf, Field Deployment>
+<Drone Control, manipulates, Robotics Simulation>
+<End_Effector Design, connectedTo, Grasping and Manipulation>
+<Fault Detection and Diagnosis, connectedTo, Autonomous Navigation>
+<Fault Detection and Diagnosis, connectedTo, Battery Management>
+<Fault Detection and Diagnosis, connectedTo, Force Control>
+<Fault Detection and Diagnosis, connectedTo, Medical Robotics>
+<Fault Detection and Diagnosis, connectedTo, Robotics Simulation>
+<Fault Detection and Diagnosis, connectedTo, Safety System Implementation>
+<Fault Detection and Diagnosis, connectedTo, Service Robotics>
+<Fault Detection and Diagnosis, connectedTo, Software Development>
+<Force Control, connectedTo, Calibration>
+<Force Control, partOf, Field Deployment>
+<Grasping and Manipulation, connectedTo, Kinematics and Dynamics>
+<Human_Robot Interaction, secures, Fault Detection and Diagnosis>
+<Kinematics and Dynamics, connectedTo, Collaborative Robotics>
+<Learning Algorithms, connectedTo, Autonomous Navigation>
+<Learning Algorithms, repairs, Actuator Control>
+<Machine Vision, connectedTo, Autonomous Navigation>
+<Maintenance, connectedTo, Autonomous Navigation>
+<Maintenance, connectedTo, Software Development>
+<Medical Robotics, connectedTo, Machine Vision>
+<Robot Fleet Management, connectedTo, Sensor Integration>
+<Robot Fleet Management, partOf, Exploration Robotics>
+<Robotics Simulation, connectedTo, End_Effector Design>
+<Robotics Simulation, connectedTo, Grasping and Manipulation>
+<Safety System Implementation, connectedTo, Grasping and Manipulation>
+<Safety System Implementation, connectedTo, Maintenance>
+<Sensor Integration, connectedTo, Collaborative Robotics>
+<Sensor Integration, partOf, Exploration Robotics>
+<Service Robotics, connectedTo, Battery Management>
+<Software Development, connectedTo, Drone Control>
+<Swarm Robotics, connectedTo, System Integration>
+<System Integration, connectedTo, Autonomous Navigation>
+<System Integration, connectedTo, Robot Fleet Management>
+<System Integration, connectedTo, Service Robotics>
diff --git a/test/plantuml/scanned_easy/plantuml_269.puml b/test/plantuml/scanned_easy/plantuml_269.puml
new file mode 100644
index 0000000000000000000000000000000000000000..3d66393f32cb742b499203a84f887a3cd3bac7cf
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_269.puml
@@ -0,0 +1,76 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Digital Marketing" as Group0 #FFF3E0 {
+    frame "Live Streaming" as nest0_0 #FFCDD2
+    database "Cross_Platform Syndication" as nest0_1 #EFEBE9
+    rectangle "Publishing" as nest0_2 #F3E5F5
+}
+rectangle "Broadcasting" as Group1 #E0F2F1 {
+    database "Copyright Management" as nest1_0 #FFCDD2
+    database "Event Organization" as nest1_1 #EFEBE9
+    frame "User Generated Content Curation" as nest1_2 #EFEBE9
+}
+frame "Talent Management" as N0 #EFEBE9
+usecase "Scriptwriting" as N1 #EFEBE9
+rectangle "Data Monetization" as N2 #FFCDD2
+component "Game Streaming" as N3 #FFCDD2
+folder "Platform Development" as N4 #F3E5F5
+database "Advertising Sales" as N5 #FFCDD2
+database "Photojournalism" as N6 #FFCDD2
+folder "Virtual Reality Content Creation" as N7 #EFEBE9
+usecase "Audience Segmentation" as N8 #EFEBE9
+folder "Visual Effects" as N9 #F3E5F5
+node "Music Recording" as N10 #EFEBE9
+rectangle "Audience Engagement" as N11 #F3E5F5
+rectangle "Content Creation" as N12 #FFCDD2
+component "Print Layout" as N13 #F3E5F5
+rectangle "Sound Design" as N14 #EFEBE9
+folder "Crisis Communication" as N15 #EFEBE9
+usecase "Brand Partnerships" as N16 #F3E5F5
+database "Social Media Management" as N17 #F3E5F5
+circle " " as S0 #FFCDD2
+circle " " as S1 #EFEBE9
+circle " " as M1 #EFEBE9
+circle " " as M2 #FFCDD2
+N0 ..[#AB47BC]..> N1
+N1 ..[#000000]..> N2
+N2 ..[#AB47BC]..> N3
+N3 ..[#AB47BC]..> N4
+N4 -[#F44336]-> N5
+N5 -[#000000]-> N6
+N6 -[#A1887F]-> N7
+N7 -[#F44336]-> N8
+N8 ..[#F44336]..> N9
+N9 -[#AB47BC]-> N10
+N10 -[#AB47BC]-> N11
+N11 ..[#000000]..> N12
+N12 -[#AB47BC]-> N13
+N13 -[#AB47BC]-> N14
+N14 -[#000000]-> N15
+N15 ..[#A1887F]..> N16
+N16 ..[#000000]..> N17
+nest0_0 ..[#F44336]..> nest0_1
+nest0_1 ..[#A1887F]..> nest0_2
+N5 ..[#AB47BC]..> nest0_0
+nest0_2 ..[#000000]..> N10
+nest1_0 -[#000000]-> nest1_1
+nest1_1 -[#F44336]-> nest1_2 : reports
+N16 ..[#AB47BC]..> nest1_0 : monetizes
+nest1_2 -[#A1887F]-> N11
+N6 ..[#F44336]..> S0
+S0 -[#A1887F]-> N17 : moderates
+S0 -[#AB47BC]-> N12
+S0 -[#A1887F]-> N10
+N3 ..[#A1887F]..> S1
+S1 -[#A1887F]-> N14
+S1 ..[#000000]..> N9
+N8 -[#A1887F]-> M1
+N13 -[#AB47BC]-> M1
+M1 ..[#000000]..> N17
+N14 ..[#000000]..> M2
+N11 -[#AB47BC]-> M2
+N1 ..[#F44336]..> M2
+M2 -[#000000]-> N17
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_269.txt b/test/plantuml/scanned_easy/plantuml_269.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b81bb898d0197f9cc8ac3c6c5ae5d77abfafab3
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_269.txt
@@ -0,0 +1,41 @@
+<Advertising Sales, connectedTo, Live Streaming>
+<Advertising Sales, connectedTo, Photojournalism>
+<Audience Engagement, connectedTo, Content Creation>
+<Audience Engagement, connectedTo, Social Media Management>
+<Audience Segmentation, connectedTo, Social Media Management>
+<Audience Segmentation, connectedTo, Visual Effects>
+<Brand Partnerships, connectedTo, Social Media Management>
+<Brand Partnerships, monetizes, Copyright Management>
+<Content Creation, connectedTo, Print Layout>
+<Copyright Management, connectedTo, Event Organization>
+<Copyright Management, partOf, Broadcasting>
+<Crisis Communication, connectedTo, Brand Partnerships>
+<Cross_Platform Syndication, connectedTo, Publishing>
+<Cross_Platform Syndication, partOf, Digital Marketing>
+<Data Monetization, connectedTo, Game Streaming>
+<Event Organization, partOf, Broadcasting>
+<Event Organization, reports, User Generated Content Curation>
+<Game Streaming, connectedTo, Platform Development>
+<Game Streaming, connectedTo, Sound Design>
+<Game Streaming, connectedTo, Visual Effects>
+<Live Streaming, connectedTo, Cross_Platform Syndication>
+<Live Streaming, partOf, Digital Marketing>
+<Music Recording, connectedTo, Audience Engagement>
+<Photojournalism, connectedTo, Content Creation>
+<Photojournalism, connectedTo, Music Recording>
+<Photojournalism, connectedTo, Virtual Reality Content Creation>
+<Photojournalism, moderates, Social Media Management>
+<Platform Development, connectedTo, Advertising Sales>
+<Print Layout, connectedTo, Social Media Management>
+<Print Layout, connectedTo, Sound Design>
+<Publishing, connectedTo, Music Recording>
+<Publishing, partOf, Digital Marketing>
+<Scriptwriting, connectedTo, Data Monetization>
+<Scriptwriting, connectedTo, Social Media Management>
+<Sound Design, connectedTo, Crisis Communication>
+<Sound Design, connectedTo, Social Media Management>
+<Talent Management, connectedTo, Scriptwriting>
+<User Generated Content Curation, connectedTo, Audience Engagement>
+<User Generated Content Curation, partOf, Broadcasting>
+<Virtual Reality Content Creation, connectedTo, Audience Segmentation>
+<Visual Effects, connectedTo, Music Recording>
diff --git a/test/plantuml/scanned_easy/plantuml_270.txt b/test/plantuml/scanned_easy/plantuml_270.txt
new file mode 100644
index 0000000000000000000000000000000000000000..26de182cbbb12185b3129bc8e9d7e073aa8bf285
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_270.txt
@@ -0,0 +1,36 @@
+<Beverage Production, connectedTo, Ingredient Sourcing>
+<Beverage Production, connectedTo, Packaging>
+<Branding and Marketing, connectedTo, Food Waste Management System>
+<Branding and Marketing, connectedTo, Packaging>
+<Cooking, connectedTo, Packaging>
+<Cooking, partOf, Catering Operations>
+<Customer Order Taking, connectedTo, Product Shelf_Life Testing>
+<Customer Order Taking, partOf, Consumer Feedback Collection>
+<Food Preparation, connectedTo, Regulatory Compliance>
+<Food Preparation, partOf, Catering Operations>
+<Food Safety Inspection, audits, Nutrition Analysis>
+<Food Safety Inspection, connectedTo, Branding and Marketing>
+<Food Safety Inspection, connectedTo, Food Processing Automation>
+<Food Safety Inspection, connectedTo, Service Delivery>
+<Food Safety Inspection, connectedTo, Storage Solutions>
+<Food Waste Management System, connectedTo, Beverage Production>
+<Ingredient Sourcing, connectedTo, Food Processing Automation>
+<Ingredient Sourcing, connectedTo, Packaging>
+<Ingredient Sourcing, preserves, Product Shelf_Life Testing>
+<Menu Planning, connectedTo, New Product Launch>
+<Menu Planning, connectedTo, Packaging>
+<New Product Launch, connectedTo, Nutrition Analysis>
+<Nutrition Analysis, connectedTo, Service Delivery>
+<Packaging, connectedTo, Product Shelf_Life Testing>
+<Product Shelf_Life Testing, connectedTo, Food Processing Automation>
+<Product Shelf_Life Testing, connectedTo, Quality Control>
+<Quality Control, connectedTo, Restaurant Management>
+<Quality Control, partOf, Consumer Feedback Collection>
+<Regulatory Compliance, connectedTo, Cooking>
+<Regulatory Compliance, partOf, Catering Operations>
+<Restaurant Management, connectedTo, Customer Order Taking>
+<Restaurant Management, partOf, Consumer Feedback Collection>
+<Service Delivery, manufactures, Branding and Marketing>
+<Service Delivery, processes, Food Preparation>
+<Storage Solutions, connectedTo, Sustainable Sourcing>
+<Sustainable Sourcing, connectedTo, Menu Planning>
diff --git a/test/plantuml/scanned_easy/plantuml_273.puml b/test/plantuml/scanned_easy/plantuml_273.puml
new file mode 100644
index 0000000000000000000000000000000000000000..f3b4801413c921edfdf3844d6e6096af2c7ab912
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_273.puml
@@ -0,0 +1,78 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "HR Analytics" as Group0 #E3F2FD {
+    folder "Exit Interviews" as nest0_0 #D3D7EB
+    component "Compensation and Benefits" as nest0_1 #D3D7EB
+    cloud "Remote Work Policy" as nest0_2 #D3D7EB
+    usecase "Payroll Processing" as nest0_3 #FFFCE6
+}
+rectangle "Employee Data Management" as Group1 #ECEFF1 {
+    node "Global Mobility Programs" as nest1_0 #D3D7EB
+    usecase "Employee Relations" as nest1_1 #FFFCE6
+    artifact "Interview Scheduling" as nest1_2 #FFFCE6
+    folder "Union Negotiations" as nest1_3 #D3D7EB
+}
+node "Workforce Planning" as N0 #ECCFF5
+folder "Offer Management" as N1 #D3D7EB
+frame "Health and Safety Management" as N2 #FFFCE6
+component "Leadership Training" as N3 #FFFCE6
+usecase "Employee Recognition Programs" as N4 #D3D7EB
+folder "Diversity and Inclusion Initiatives" as N5 #FFFCE6
+cloud "Performance Appraisal" as N6 #FFFCE6
+frame "Change Management" as N7 #FFFCE6
+folder "Leave Management" as N8 #FFFCE6
+folder "Disciplinary Procedures" as N9 #FFFCE6
+artifact "Team Building Activities" as N10 #ECCFF5
+frame "Candidate Sourcing" as N11 #FFFCE6
+component "Employee Handbook Creation" as N12 #ECCFF5
+circle " " as S0 #FFFCE6
+circle " " as S1 #FFFCE6
+circle " " as S2 #D3D7EB
+circle " " as M0 #FFFCE6
+circle " " as M1 #ECCFF5
+circle " " as M2 #FFFCE6
+N0 ..[#CD8FF2]..> N1
+N1 ..[#FFF9AE]..> N2
+N2 -[#000000]-> N3
+N3 ..[#FFF9AE]..> N4
+N4 ..[#000000]..> N5
+N5 -[#CD8FF2]-> N6
+N6 -[#FFF9AE]-> N7
+N7 ..[#CD8FF2]..> N8
+N8 ..[#8C9EFF]..> N9
+N9 ..[#FFF9AE]..> N10
+N10 ..[#CD8FF2]..> N11 : records
+N11 ..[#8C9EFF]..> N12
+nest0_0 -[#000000]-> nest0_1
+nest0_1 ..[#000000]..> nest0_2
+nest0_2 -[#8C9EFF]-> nest0_3 : develops
+N1 -[#CD8FF2]-> nest0_0 : retains
+nest0_3 ..[#000000]..> N12
+nest1_0 ..[#000000]..> nest1_1
+nest1_1 ..[#8C9EFF]..> nest1_2 : onboards
+nest1_2 -[#8C9EFF]-> nest1_3
+N2 ..[#000000]..> nest1_0
+nest1_3 ..[#FFF9AE]..> N2
+N3 -[#FFF9AE]-> S0
+S0 -[#CD8FF2]-> N7
+S0 ..[#FFF9AE]..> N5
+N1 ..[#000000]..> S1
+S1 -[#FFF9AE]-> N11
+S1 -[#FFF9AE]-> N6
+N4 -[#000000]-> S2
+S2 -[#FFF9AE]-> N7
+S2 ..[#CD8FF2]..> N10
+N7 -[#FFF9AE]-> M0
+N3 ..[#000000]..> M0
+N8 ..[#8C9EFF]..> M0
+M0 -[#000000]-> N11
+N0 -[#000000]-> M1
+N3 -[#FFF9AE]-> M1
+M1 ..[#8C9EFF]..> N6
+N0 -[#000000]-> M2 : communicates
+N5 -[#8C9EFF]-> M2
+N7 ..[#CD8FF2]..> M2
+M2 ..[#000000]..> N10
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_273.txt b/test/plantuml/scanned_easy/plantuml_273.txt
new file mode 100644
index 0000000000000000000000000000000000000000..712b87d1d9202b5b4512895a934452ac5a82481f
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_273.txt
@@ -0,0 +1,44 @@
+<Candidate Sourcing, connectedTo, Employee Handbook Creation>
+<Change Management, connectedTo, Candidate Sourcing>
+<Change Management, connectedTo, Leave Management>
+<Change Management, connectedTo, Team Building Activities>
+<Compensation and Benefits, connectedTo, Remote Work Policy>
+<Compensation and Benefits, partOf, HR Analytics>
+<Disciplinary Procedures, connectedTo, Team Building Activities>
+<Diversity and Inclusion Initiatives, connectedTo, Performance Appraisal>
+<Diversity and Inclusion Initiatives, connectedTo, Team Building Activities>
+<Employee Recognition Programs, connectedTo, Change Management>
+<Employee Recognition Programs, connectedTo, Diversity and Inclusion Initiatives>
+<Employee Recognition Programs, connectedTo, Team Building Activities>
+<Employee Relations, onboards, Interview Scheduling>
+<Employee Relations, partOf, Employee Data Management>
+<Exit Interviews, connectedTo, Compensation and Benefits>
+<Exit Interviews, partOf, HR Analytics>
+<Global Mobility Programs, connectedTo, Employee Relations>
+<Global Mobility Programs, partOf, Employee Data Management>
+<Health and Safety Management, connectedTo, Global Mobility Programs>
+<Health and Safety Management, connectedTo, Leadership Training>
+<Interview Scheduling, connectedTo, Union Negotiations>
+<Interview Scheduling, partOf, Employee Data Management>
+<Leadership Training, connectedTo, Candidate Sourcing>
+<Leadership Training, connectedTo, Change Management>
+<Leadership Training, connectedTo, Diversity and Inclusion Initiatives>
+<Leadership Training, connectedTo, Employee Recognition Programs>
+<Leadership Training, connectedTo, Performance Appraisal>
+<Leave Management, connectedTo, Candidate Sourcing>
+<Leave Management, connectedTo, Disciplinary Procedures>
+<Offer Management, connectedTo, Candidate Sourcing>
+<Offer Management, connectedTo, Health and Safety Management>
+<Offer Management, connectedTo, Performance Appraisal>
+<Offer Management, retains, Exit Interviews>
+<Payroll Processing, connectedTo, Employee Handbook Creation>
+<Payroll Processing, partOf, HR Analytics>
+<Performance Appraisal, connectedTo, Change Management>
+<Remote Work Policy, develops, Payroll Processing>
+<Remote Work Policy, partOf, HR Analytics>
+<Team Building Activities, records, Candidate Sourcing>
+<Union Negotiations, connectedTo, Health and Safety Management>
+<Union Negotiations, partOf, Employee Data Management>
+<Workforce Planning, communicates, Team Building Activities>
+<Workforce Planning, connectedTo, Offer Management>
+<Workforce Planning, connectedTo, Performance Appraisal>
diff --git a/test/plantuml/scanned_easy/plantuml_277.txt b/test/plantuml/scanned_easy/plantuml_277.txt
new file mode 100644
index 0000000000000000000000000000000000000000..54ffc8286e96eb2162b4a0c54da49323481df3f8
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_277.txt
@@ -0,0 +1,36 @@
+<Asset Management, connectedTo, Feasibility Study>
+<Asset Management, connectedTo, Tailings Management>
+<Autonomous Haulage Systems, connectedTo, Robotics in Mining>
+<Autonomous Haulage Systems, partOf, Mine Planning>
+<Drilling and Blasting, connectedTo, Asset Management>
+<Dust Control, connectedTo, Feasibility Study>
+<Dust Control, connectedTo, Haulage>
+<Dust Control, connectedTo, Tailings Management>
+<Emergency Response Planning, connectedTo, Geological Survey>
+<Emergency Response Planning, connectedTo, Reclamation>
+<Equipment Maintenance, connectedTo, Drilling and Blasting>
+<Equipment Maintenance, connectedTo, Feasibility Study>
+<Equipment Maintenance, connectedTo, Geological Survey>
+<Equipment Maintenance, connectedTo, Tailings Management>
+<Feasibility Study, connectedTo, Tailings Management>
+<Haulage, connectedTo, Remote Operations Center>
+<Haulage, connectedTo, Tailings Management>
+<Haulage, drills, Tailings Management>
+<Haulage, funds, Feasibility Study>
+<Mine Dewatering, models, Emergency Response Planning>
+<Mine Dewatering, partOf, Mine Planning>
+<Noise Management, connectedTo, Feasibility Study>
+<Noise Management, connectedTo, Geological Survey>
+<Noise Management, connectedTo, Ore Extraction>
+<Noise Management, smelts, Autonomous Haulage Systems>
+<Ore Extraction, connectedTo, Equipment Maintenance>
+<Ore Sorting, connectedTo, Safety Management>
+<Ore Sorting, partOf, Environmental Impact Assessment>
+<Reclamation, connectedTo, Ore Sorting>
+<Reclamation, partOf, Environmental Impact Assessment>
+<Remote Operations Center, connectedTo, Noise Management>
+<Robotics in Mining, connectedTo, Mine Dewatering>
+<Robotics in Mining, partOf, Mine Planning>
+<Safety Management, partOf, Environmental Impact Assessment>
+<Safety Management, repairs, Feasibility Study>
+<Tailings Management, connectedTo, Emergency Response Planning>
diff --git a/test/plantuml/scanned_easy/plantuml_28.txt b/test/plantuml/scanned_easy/plantuml_28.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7cdfea6dcf1745ba4ba04d965af05817298c26a9
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_28.txt
@@ -0,0 +1,9 @@
+<Equipment Mobilization, inspects, Material Procurement>
+<Equipment Mobilization, installs, Roofing Installation>
+<Excavation, connectedTo, Roofing Installation>
+<Material Procurement, coordinates, Structural Framing>
+<Punch List Completion, connectedTo, Site Logistics>
+<Roofing Installation, estimates, Equipment Mobilization>
+<Structural Framing, develops, Punch List Completion>
+<Subcontractor Management, connectedTo, Sustainable Building Design>
+<Sustainable Building Design, repairs, Excavation>
diff --git a/test/plantuml/scanned_easy/plantuml_280.txt b/test/plantuml/scanned_easy/plantuml_280.txt
new file mode 100644
index 0000000000000000000000000000000000000000..14f82c2c2b998def27bbae5de0f15f9e4fa68dac
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_280.txt
@@ -0,0 +1,42 @@
+<Aerosol Impact Assessment, connectedTo, Cloud Formation Research>
+<Aerosol Impact Assessment, connectedTo, Data Collection>
+<Arctic and Antarctic Research, connectedTo, Extreme Weather Event Analysis>
+<Atmospheric Monitoring, connectedTo, Arctic and Antarctic Research>
+<Atmospheric Monitoring, connectedTo, Climate Impact Assessment>
+<Atmospheric Monitoring, connectedTo, Ocean Acidification Studies>
+<Atmospheric Monitoring, connectedTo, Remote Sensing for Climate>
+<Climate Impact Assessment, connectedTo, Extreme Weather Event Analysis>
+<Climate Impact Assessment, connectedTo, Ocean Acidification Studies>
+<Climate Impact Assessment, connectedTo, Remote Sensing for Climate>
+<Climate Impact Assessment, connectedTo, Satellite Data Interpretation>
+<Climate Impact Assessment, influences, Arctic and Antarctic Research>
+<Climate Modeling, connectedTo, Environmental Justice Study>
+<Climate Policy Analysis, connectedTo, Paleoclimate Reconstruction>
+<Climate Policy Analysis, recommends, Atmospheric Monitoring>
+<Climate Resilient Agriculture, connectedTo, Climate Modeling>
+<Cloud Formation Research, connectedTo, Atmospheric Monitoring>
+<Cloud Formation Research, connectedTo, Ocean Acidification Studies>
+<Data Collection, connectedTo, Sea Level Rise Projection>
+<Data Collection, partOf, Flood Risk Assessment>
+<Environmental Justice Study, connectedTo, Greenhouse Gas Measurement>
+<Environmental Justice Study, connectedTo, Indigenous Knowledge Integration>
+<Extreme Weather Event Analysis, connectedTo, Ocean Acidification Studies>
+<Extreme Weather Event Analysis, connectedTo, Remote Sensing for Climate>
+<Extreme Weather Event Analysis, connectedTo, Satellite Data Interpretation>
+<Glacier Mass Balance Monitoring, connectedTo, Aerosol Impact Assessment>
+<Glacier Mass Balance Monitoring, partOf, Ecosystem Response Modeling>
+<Greenhouse Gas Measurement, connectedTo, Glacier Mass Balance Monitoring>
+<Greenhouse Gas Measurement, partOf, Ecosystem Response Modeling>
+<Ice Sheet Dynamics, connectedTo, Indigenous Knowledge Integration>
+<Ice Sheet Dynamics, partOf, Flood Risk Assessment>
+<Indigenous Knowledge Integration, connectedTo, Ocean Current Analysis>
+<Ocean Acidification Studies, connectedTo, Remote Sensing for Climate>
+<Ocean Current Analysis, connectedTo, Aerosol Impact Assessment>
+<Ocean Current Analysis, connectedTo, Atmospheric Monitoring>
+<Paleoclimate Reconstruction, connectedTo, Atmospheric Monitoring>
+<Paleoclimate Reconstruction, connectedTo, Climate Resilient Agriculture>
+<Satellite Data Interpretation, connectedTo, Ocean Acidification Studies>
+<Sea Level Rise Projection, connectedTo, Water Resource Management under Climate Change>
+<Sea Level Rise Projection, partOf, Flood Risk Assessment>
+<Water Resource Management under Climate Change, connectedTo, Ice Sheet Dynamics>
+<Water Resource Management under Climate Change, partOf, Flood Risk Assessment>
diff --git a/test/plantuml/scanned_easy/plantuml_281.txt b/test/plantuml/scanned_easy/plantuml_281.txt
new file mode 100644
index 0000000000000000000000000000000000000000..65ca312b33d86c583badf506bd777f28a26f1cad
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_281.txt
@@ -0,0 +1,44 @@
+<Air Quality Forecasting, connectedTo, Upper Air Chart Analysis>
+<Atmospheric Data Collection, connectedTo, Public Weather Briefing>
+<Atmospheric Data Collection, connectedTo, Temperature Monitoring>
+<Aviation Weather Briefing, connectedTo, Pollution Dispersion Modeling>
+<Aviation Weather Briefing, connectedTo, Public Weather Briefing>
+<Aviation Weather Briefing, connectedTo, Snowfall Measurement>
+<Climate Data Archiving, connectedTo, Storm Tracking>
+<Climate Data Archiving, partOf, Ocean_Atmosphere Interaction Study>
+<Climate Modeling, connectedTo, Humidity Sensing>
+<Cloud Observation, connectedTo, Aviation Weather Briefing>
+<Flood Prediction, connectedTo, Satellite Meteorology>
+<Humidity Sensing, connectedTo, Hurricane Trajectory Modeling>
+<Humidity Sensing, connectedTo, Nowcasting>
+<Humidity Sensing, connectedTo, Radar Imaging>
+<Humidity Sensing, connectedTo, Satellite Meteorology>
+<Humidity Sensing, connectedTo, Weather Forecasting>
+<Humidity Sensing, transmits, Lightning Detection>
+<Hurricane Trajectory Modeling, researches, Meteorological Station Maintenance>
+<Meteorological Station Maintenance, connectedTo, Radar Imaging>
+<Nowcasting, connectedTo, Lightning Detection>
+<Numerical Weather Prediction, connectedTo, Hurricane Trajectory Modeling>
+<Numerical Weather Prediction, connectedTo, Tornado Watch or Warning>
+<Pollution Dispersion Modeling, connectedTo, Public Weather Briefing>
+<Precipitation Measurement, connectedTo, Pollution Dispersion Modeling>
+<Precipitation Measurement, partOf, Fire Weather Forecasting>
+<Public Weather Briefing, connectedTo, Synoptic Chart Analysis>
+<Radar Imaging, connectedTo, Nowcasting>
+<Satellite Meteorology, connectedTo, Numerical Weather Prediction>
+<Snowfall Measurement, connectedTo, Tropical Cyclone Analysis>
+<Snowfall Measurement, partOf, Fire Weather Forecasting>
+<Storm Tracking, connectedTo, Lightning Detection>
+<Storm Tracking, partOf, Ocean_Atmosphere Interaction Study>
+<Synoptic Chart Analysis, connectedTo, Climate Modeling>
+<Temperature Monitoring, connectedTo, Cloud Observation>
+<Temperature Monitoring, connectedTo, Hurricane Trajectory Modeling>
+<Temperature Monitoring, connectedTo, Lightning Detection>
+<Temperature Monitoring, connectedTo, Nowcasting>
+<Tornado Watch or Warning, connectedTo, Climate Data Archiving>
+<Tornado Watch or Warning, partOf, Ocean_Atmosphere Interaction Study>
+<Tropical Cyclone Analysis, connectedTo, Precipitation Measurement>
+<Tropical Cyclone Analysis, partOf, Fire Weather Forecasting>
+<Upper Air Chart Analysis, connectedTo, Atmospheric Data Collection>
+<Upper Air Chart Analysis, connectedTo, Public Weather Briefing>
+<Weather Forecasting, connectedTo, Flood Prediction>
diff --git a/test/plantuml/scanned_easy/plantuml_284.puml b/test/plantuml/scanned_easy/plantuml_284.puml
new file mode 100644
index 0000000000000000000000000000000000000000..19cf3754dad75b145ecb8317e2663032cead8163
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_284.puml
@@ -0,0 +1,81 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Deposit_Return Schemes" as Group0 #FBE9E7 {
+    cloud "Electronic Waste Recycling" as nest0_0 #DACBE3
+    component "Glass Recycling" as nest0_1 #DACBE3
+    rectangle "Metal Recycling" as nest0_2 #DACBE3
+    folder "Recycling Infrastructure Development" as nest0_3 #EFE6FF
+}
+rectangle "Sorting and Segregation" as Group1 #ECEFF1 {
+    component "Life Cycle Assessment" as nest1_0 #EFE6FF
+    folder "Tyre Recycling" as nest1_1 #ECCFF5
+}
+node "Material Collection" as N0 #DACBE3
+component "Closed_Loop Material Flow" as N1 #EFE6FF
+component "Plastic Recycling" as N2 #EFE6FF
+component "Chemical Recycling" as N3 #EFE6FF
+folder "Construction Waste Recycling" as N4 #ECCFF5
+cloud "Recycling Facility Optimization" as N5 #ECCFF5
+rectangle "New Product Manufacturing" as N6 #ECCFF5
+folder "Recycling Education" as N7 #ECCFF5
+folder "Industrial Recycling Programs" as N8 #EFE6FF
+usecase "Recycling Policy Advocacy" as N9 #EFE6FF
+frame "Material Purity Testing" as N10 #ECCFF5
+component "Recycling Market Development" as N11 #EFE6FF
+folder "Mechanical Recycling" as N12 #EFE6FF
+component "Textile Recycling" as N13 #ECCFF5
+node "Battery Recycling" as N14 #DACBE3
+circle " " as S0 #EFE6FF
+circle " " as S1 #DACBE3
+circle " " as S2 #DACBE3
+circle " " as M0 #EFE6FF
+circle " " as M1 #EFE6FF
+circle " " as M2 #ECCFF5
+N0 ..[#CD8FF2]..> N1
+N1 ..[#000000]..> N2
+N2 -[#C2B2F0]-> N3 : measures
+N3 -[#CD8FF2]-> N4
+N4 -[#CD8FF2]-> N5
+N5 ..[#A188D0]..> N6 : subsidizes
+N6 ..[#000000]..> N7 : recovers
+N7 ..[#000000]..> N8
+N8 ..[#000000]..> N9
+N9 -[#A188D0]-> N10
+N10 ..[#CD8FF2]..> N11
+N11 -[#CD8FF2]-> N12
+N12 -[#C2B2F0]-> N13
+N13 ..[#A188D0]..> N14
+nest0_0 -[#C2B2F0]-> nest0_1
+nest0_1 -[#C2B2F0]-> nest0_2 : audits
+nest0_2 -[#000000]-> nest0_3
+N8 -[#C2B2F0]-> nest0_0 : promotes
+nest0_3 -[#C2B2F0]-> N11
+nest1_0 ..[#A188D0]..> nest1_1
+N7 -[#CD8FF2]-> nest1_0
+nest1_1 -[#C2B2F0]-> N14
+N3 ..[#A188D0]..> S0
+S0 ..[#000000]..> N9
+S0 -[#CD8FF2]-> N7
+N9 -[#000000]-> S1
+S1 -[#000000]-> N13
+S1 ..[#A188D0]..> N12 : certifies
+S1 ..[#A188D0]..> N14
+N5 -[#A188D0]-> S2
+S2 ..[#000000]..> N13
+S2 ..[#C2B2F0]..> N9
+S2 -[#000000]-> N10 : minimizes
+N6 -[#A188D0]-> M0
+N1 -[#000000]-> M0
+N5 -[#000000]-> M0 : manufactures
+M0 ..[#A188D0]..> N14
+N4 ..[#C2B2F0]..> M1
+N6 ..[#CD8FF2]..> M1
+N7 ..[#C2B2F0]..> M1
+N3 ..[#C2B2F0]..> M1
+M1 ..[#C2B2F0]..> N11
+N0 ..[#A188D0]..> M2
+N2 ..[#000000]..> M2
+M2 ..[#000000]..> N4
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_284.txt b/test/plantuml/scanned_easy/plantuml_284.txt
new file mode 100644
index 0000000000000000000000000000000000000000..61db1df1942ebb22f38b188095718746dd8a472e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_284.txt
@@ -0,0 +1,45 @@
+<Chemical Recycling, connectedTo, Construction Waste Recycling>
+<Chemical Recycling, connectedTo, Recycling Education>
+<Chemical Recycling, connectedTo, Recycling Market Development>
+<Chemical Recycling, connectedTo, Recycling Policy Advocacy>
+<Closed_Loop Material Flow, connectedTo, Battery Recycling>
+<Closed_Loop Material Flow, connectedTo, Plastic Recycling>
+<Construction Waste Recycling, connectedTo, Recycling Facility Optimization>
+<Construction Waste Recycling, connectedTo, Recycling Market Development>
+<Electronic Waste Recycling, connectedTo, Glass Recycling>
+<Electronic Waste Recycling, partOf, Deposit_Return Schemes>
+<Glass Recycling, audits, Metal Recycling>
+<Glass Recycling, partOf, Deposit_Return Schemes>
+<Industrial Recycling Programs, connectedTo, Recycling Policy Advocacy>
+<Industrial Recycling Programs, promotes, Electronic Waste Recycling>
+<Life Cycle Assessment, connectedTo, Tyre Recycling>
+<Life Cycle Assessment, partOf, Sorting and Segregation>
+<Material Collection, connectedTo, Closed_Loop Material Flow>
+<Material Collection, connectedTo, Construction Waste Recycling>
+<Material Purity Testing, connectedTo, Recycling Market Development>
+<Mechanical Recycling, connectedTo, Textile Recycling>
+<Metal Recycling, connectedTo, Recycling Infrastructure Development>
+<Metal Recycling, partOf, Deposit_Return Schemes>
+<New Product Manufacturing, connectedTo, Battery Recycling>
+<New Product Manufacturing, connectedTo, Recycling Market Development>
+<New Product Manufacturing, recovers, Recycling Education>
+<Plastic Recycling, connectedTo, Construction Waste Recycling>
+<Plastic Recycling, measures, Chemical Recycling>
+<Recycling Education, connectedTo, Industrial Recycling Programs>
+<Recycling Education, connectedTo, Life Cycle Assessment>
+<Recycling Education, connectedTo, Recycling Market Development>
+<Recycling Facility Optimization, connectedTo, Recycling Policy Advocacy>
+<Recycling Facility Optimization, connectedTo, Textile Recycling>
+<Recycling Facility Optimization, manufactures, Battery Recycling>
+<Recycling Facility Optimization, minimizes, Material Purity Testing>
+<Recycling Facility Optimization, subsidizes, New Product Manufacturing>
+<Recycling Infrastructure Development, connectedTo, Recycling Market Development>
+<Recycling Infrastructure Development, partOf, Deposit_Return Schemes>
+<Recycling Market Development, connectedTo, Mechanical Recycling>
+<Recycling Policy Advocacy, certifies, Mechanical Recycling>
+<Recycling Policy Advocacy, connectedTo, Battery Recycling>
+<Recycling Policy Advocacy, connectedTo, Material Purity Testing>
+<Recycling Policy Advocacy, connectedTo, Textile Recycling>
+<Textile Recycling, connectedTo, Battery Recycling>
+<Tyre Recycling, connectedTo, Battery Recycling>
+<Tyre Recycling, partOf, Sorting and Segregation>
diff --git a/test/plantuml/scanned_easy/plantuml_288.puml b/test/plantuml/scanned_easy/plantuml_288.puml
new file mode 100644
index 0000000000000000000000000000000000000000..335192b5c94a11465cbfc09b5298f78d18f1db22
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_288.puml
@@ -0,0 +1,76 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Nutritional Assessment" as Group0 #E3F2FD {
+    database "Long_Term Care Planning" as nest0_0 #FFF3E0
+    database "Family Communication" as nest0_1 #E8EAF6
+    folder "Nursing Care" as nest0_2 #F5F5F5
+}
+rectangle "Occupational Therapy" as Group1 #E3F2FD {
+    usecase "Physical Therapy" as nest1_0 #E8EAF6
+    folder "Elder Abuse Prevention" as nest1_1 #F5F5F5
+    frame "Caregiver Training" as nest1_2 #FFF3E0
+    frame "Medication Management" as nest1_3 #F5F5F5
+}
+frame "Financial Management Assistance" as N0 #E8EAF6
+folder "Chronic Disease Management" as N1 #FFF3E0
+folder "Emotional Support and Counseling" as N2 #E8EAF6
+node "Mobility Support" as N3 #F5F5F5
+component "Daily Living Assistance" as N4 #E8EAF6
+folder "Cognitive Stimulation Activities" as N5 #FFF3E0
+cloud "Emergency Response System Monitoring" as N6 #FFF3E0
+artifact "Personal Care Assistance" as N7 #E8EAF6
+node "Health Monitoring" as N8 #F5F5F5
+frame "Hospice Care Coordination" as N9 #F5F5F5
+component "Community Resource Connection" as N10 #FFF3E0
+cloud "Memory Care" as N11 #F5F5F5
+folder "Home Health Aide Services" as N12 #E8EAF6
+circle " " as S0 #F5F5F5
+circle " " as S1 #FFF3E0
+circle " " as M0 #F5F5F5
+circle " " as M1 #FFF3E0
+circle " " as M2 #FFF3E0
+N0 ..[#000000]..> N1
+N1 ..[#7986CB]..> N2
+N2 ..[#7986CB]..> N3
+N3 ..[#7986CB]..> N4
+N4 ..[#000000]..> N5
+N5 -[#7986CB]-> N6
+N6 ..[#7986CB]..> N7
+N7 -[#000000]-> N8
+N8 -[#FFA726]-> N9
+N9 ..[#7986CB]..> N10
+N10 ..[#7986CB]..> N11
+N11 -[#BDBDBD]-> N12
+nest0_0 -[#FFA726]-> nest0_1 : accompanies
+nest0_1 ..[#7986CB]..> nest0_2
+N3 -[#000000]-> nest0_0
+nest0_2 ..[#BDBDBD]..> N9
+nest1_0 -[#BDBDBD]-> nest1_1
+nest1_1 -[#7986CB]-> nest1_2
+nest1_2 ..[#BDBDBD]..> nest1_3
+N10 ..[#FFA726]..> nest1_0 : recommends
+nest1_3 -[#BDBDBD]-> N11
+N0 ..[#BDBDBD]..> S0
+S0 ..[#000000]..> N11
+S0 ..[#BDBDBD]..> N6
+S0 ..[#FFA726]..> N8
+N6 -[#FFA726]-> S1
+S1 ..[#7986CB]..> N11
+S1 ..[#BDBDBD]..> N9
+S1 -[#BDBDBD]-> N12
+N1 ..[#FFA726]..> M0
+N0 -[#FFA726]-> M0
+M0 -[#FFA726]-> N3
+N3 -[#FFA726]-> M1
+N0 ..[#7986CB]..> M1
+N5 -[#BDBDBD]-> M1
+N7 -[#BDBDBD]-> M1
+M1 -[#7986CB]-> N10
+N1 ..[#7986CB]..> M2
+N2 -[#000000]-> M2
+N6 ..[#7986CB]..> M2
+N10 ..[#7986CB]..> M2
+M2 ..[#BDBDBD]..> N12
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_288.txt b/test/plantuml/scanned_easy/plantuml_288.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0a924b56853e5678679ab2bb1d1826e7ece9c632
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_288.txt
@@ -0,0 +1,43 @@
+<Caregiver Training, connectedTo, Medication Management>
+<Caregiver Training, partOf, Occupational Therapy>
+<Chronic Disease Management, connectedTo, Emotional Support and Counseling>
+<Chronic Disease Management, connectedTo, Home Health Aide Services>
+<Chronic Disease Management, connectedTo, Mobility Support>
+<Cognitive Stimulation Activities, connectedTo, Community Resource Connection>
+<Cognitive Stimulation Activities, connectedTo, Emergency Response System Monitoring>
+<Community Resource Connection, connectedTo, Home Health Aide Services>
+<Community Resource Connection, connectedTo, Memory Care>
+<Community Resource Connection, recommends, Physical Therapy>
+<Daily Living Assistance, connectedTo, Cognitive Stimulation Activities>
+<Elder Abuse Prevention, connectedTo, Caregiver Training>
+<Elder Abuse Prevention, partOf, Occupational Therapy>
+<Emergency Response System Monitoring, connectedTo, Home Health Aide Services>
+<Emergency Response System Monitoring, connectedTo, Hospice Care Coordination>
+<Emergency Response System Monitoring, connectedTo, Memory Care>
+<Emergency Response System Monitoring, connectedTo, Personal Care Assistance>
+<Emotional Support and Counseling, connectedTo, Home Health Aide Services>
+<Emotional Support and Counseling, connectedTo, Mobility Support>
+<Family Communication, connectedTo, Nursing Care>
+<Family Communication, partOf, Nutritional Assessment>
+<Financial Management Assistance, connectedTo, Chronic Disease Management>
+<Financial Management Assistance, connectedTo, Community Resource Connection>
+<Financial Management Assistance, connectedTo, Emergency Response System Monitoring>
+<Financial Management Assistance, connectedTo, Health Monitoring>
+<Financial Management Assistance, connectedTo, Memory Care>
+<Financial Management Assistance, connectedTo, Mobility Support>
+<Health Monitoring, connectedTo, Hospice Care Coordination>
+<Hospice Care Coordination, connectedTo, Community Resource Connection>
+<Long_Term Care Planning, accompanies, Family Communication>
+<Long_Term Care Planning, partOf, Nutritional Assessment>
+<Medication Management, connectedTo, Memory Care>
+<Medication Management, partOf, Occupational Therapy>
+<Memory Care, connectedTo, Home Health Aide Services>
+<Mobility Support, connectedTo, Community Resource Connection>
+<Mobility Support, connectedTo, Daily Living Assistance>
+<Mobility Support, connectedTo, Long_Term Care Planning>
+<Nursing Care, connectedTo, Hospice Care Coordination>
+<Nursing Care, partOf, Nutritional Assessment>
+<Personal Care Assistance, connectedTo, Community Resource Connection>
+<Personal Care Assistance, connectedTo, Health Monitoring>
+<Physical Therapy, connectedTo, Elder Abuse Prevention>
+<Physical Therapy, partOf, Occupational Therapy>
diff --git a/test/plantuml/scanned_easy/plantuml_289.txt b/test/plantuml/scanned_easy/plantuml_289.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0d4538838657158b911a77c6d3919da7ee3e973d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_289.txt
@@ -0,0 +1,28 @@
+<Community Preparedness, connectedTo, Evacuation Procedures>
+<Community Preparedness, connectedTo, Reconstruction>
+<Debris Management, connectedTo, Public Awareness Campaigns>
+<Early Recovery Actions, connectedTo, Logistics and Supply Chain>
+<Early Recovery Actions, partOf, Cash Transfer Programs>
+<Evacuation Procedures, connectedTo, International Aid Coordination>
+<Evacuation Procedures, connectedTo, Reconstruction>
+<Evacuation Procedures, connectedTo, Volunteer Coordination>
+<Incident Command System, connectedTo, Early Recovery Actions>
+<Incident Command System, partOf, Cash Transfer Programs>
+<Information Dissemination, connectedTo, Debris Management>
+<Information Dissemination, partOf, Policy and Legislation Review>
+<Infrastructure Repair, connectedTo, Vulnerability Analysis>
+<Infrastructure Repair, partOf, Cash Transfer Programs>
+<International Aid Coordination, connectedTo, Debris Management>
+<International Aid Coordination, connectedTo, Public Awareness Campaigns>
+<International Aid Coordination, connectedTo, Shelter Management>
+<International Aid Coordination, rebuilds, Reconstruction>
+<Logistics and Supply Chain, connectedTo, Debris Management>
+<Logistics and Supply Chain, connectedTo, Infrastructure Repair>
+<Psychosocial Support, connectedTo, Information Dissemination>
+<Psychosocial Support, partOf, Policy and Legislation Review>
+<Public Awareness Campaigns, connectedTo, Shelter Management>
+<Reconstruction, connectedTo, Logistics and Supply Chain>
+<Volunteer Coordination, partOf, Policy and Legislation Review>
+<Volunteer Coordination, secures, Psychosocial Support>
+<Vulnerability Analysis, connectedTo, Incident Command System>
+<Vulnerability Analysis, partOf, Cash Transfer Programs>
diff --git a/test/plantuml/scanned_easy/plantuml_29.puml b/test/plantuml/scanned_easy/plantuml_29.puml
new file mode 100644
index 0000000000000000000000000000000000000000..7d128c91bb8f1feca6e73d9ac11053289b19c92e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_29.puml
@@ -0,0 +1,23 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Live Streaming" as N0 #FFE88D
+usecase "Sound Design" as N1 #EDE7F6
+folder "Podcast Production" as N2 #E1F5FE
+frame "Film Production" as N3 #E1F5FE
+artifact "Virtual Reality Content Creation" as N4 #FFE88D
+node "Interactive Storytelling" as N5 #EDE7F6
+frame "Platform Development" as N6 #E1F5FE
+folder "Data Monetization" as N7 #E1F5FE
+folder "Game Streaming" as N8 #FFE88D
+N0 -[#FFDA4E]-> N1 : mixes
+N1 ..[#7E57C2]..> N2 : innovates
+N2 ..[#FFDA4E]..> N3 : films
+N3 ..[#7E57C2]..> N4
+N4 -[#000000]-> N5 : licenses
+N5 ..[#FFDA4E]..> N6 : regulates
+N6 -[#000000]-> N7
+N7 -[#4FC3F7]-> N8 : audits
+N4 ..[#FFDA4E]..> N2
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_292.puml b/test/plantuml/scanned_easy/plantuml_292.puml
new file mode 100644
index 0000000000000000000000000000000000000000..235c3bf260c0ae748cc0d00be4137a32bdec0fee
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_292.puml
@@ -0,0 +1,58 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Offline Map Support" as Group0 #FBE9E7 {
+    artifact "Marine Charting" as nest0_0 #D0EFEE
+    usecase "Reverse Geocoding" as nest0_1 #D0EFEE
+}
+rectangle "Speed Calculation" as Group1 #FCE4EC {
+    rectangle "Augmented Reality Navigation" as nest1_0 #EDE7F6
+    database "Altitude Tracking" as nest1_1 #EDE7F6
+    component "Turn_by_Turn Directions" as nest1_2 #EDE7F6
+    rectangle "Satellite Navigation Systems" as nest1_3 #F1F8E9
+}
+component "Real_Time Re_routing" as N0 #D0EFEE
+artifact "Terrestrial Navigation" as N1 #D0EFEE
+cloud "Geocoding" as N2 #D0EFEE
+node "Route Calculation" as N3 #F1F8E9
+rectangle "Celestial Navigation" as N4 #EDE7F6
+frame "Pedestrian Navigation" as N5 #D0EFEE
+frame "Navigation Data Update" as N6 #EDE7F6
+rectangle "Map Display" as N7 #D0EFEE
+node "Digital Compass Integration" as N8 #F1F8E9
+component "Voice Guidance Customization" as N9 #EDE7F6
+circle " " as S0 #F1F8E9
+circle " " as S1 #D0EFEE
+circle " " as M0 #F1F8E9
+circle " " as M1 #F1F8E9
+N0 -[#7E57C2]-> N1
+N1 -[#388E3C]-> N2
+N2 -[#000000]-> N3
+N3 ..[#73C6BC]..> N4
+N4 ..[#7E57C2]..> N5
+N5 ..[#73C6BC]..> N6
+N6 ..[#000000]..> N7
+N7 ..[#388E3C]..> N8
+N8 -[#000000]-> N9
+nest0_0 ..[#73C6BC]..> nest0_1
+N3 ..[#73C6BC]..> nest0_0
+nest0_1 ..[#73C6BC]..> N6
+nest1_0 ..[#7E57C2]..> nest1_1 : plans
+nest1_1 ..[#388E3C]..> nest1_2
+nest1_2 -[#73C6BC]-> nest1_3
+N2 ..[#7E57C2]..> nest1_0
+nest1_3 -[#73C6BC]-> N2
+N6 -[#73C6BC]-> S0
+S0 -[#388E3C]-> N8
+S0 -[#000000]-> N9
+N6 ..[#000000]..> S1
+S1 -[#000000]-> N8
+S1 -[#7E57C2]-> N9
+N0 ..[#388E3C]..> M0
+N1 -[#000000]-> M0
+M0 ..[#000000]..> N3
+N2 -[#7E57C2]-> M1
+N0 ..[#388E3C]..> M1
+M1 ..[#388E3C]..> N4
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_293.puml b/test/plantuml/scanned_easy/plantuml_293.puml
new file mode 100644
index 0000000000000000000000000000000000000000..2e4e4b190d2b933bc8ecf4d1013460bf609031c6
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_293.puml
@@ -0,0 +1,67 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Food Printing" as Group0 #F1F8E9 {
+    folder "3D Model Design" as nest0_0 #F3E5F5
+    usecase "Scaffolding for Tissue Engineering" as nest0_1 #E0F2F1
+    folder "Medical Device Prototyping" as nest0_2 #E0F2F1
+}
+rectangle "Additive Manufacturing" as Group1 #E8F5E9 {
+    artifact "Maintenance and Repair of Printers" as nest1_0 #F0F4C3
+    database "Selective Laser Sintering" as nest1_1 #E0F2F1
+    node "Printer Setup" as nest1_2 #F0F4C3
+    usecase "On_Demand Production" as nest1_3 #F0F4C3
+}
+artifact "Print Farm Management" as N0 #F3E5F5
+database "Quality Control" as N1 #F3E5F5
+node "Mass Customization" as N2 #F0F4C3
+folder "Slicing Software Operation" as N3 #F3E5F5
+node "Printing Parameter Optimization" as N4 #F3E5F5
+rectangle "Printing Process" as N5 #F3E5F5
+folder "Consumer Product Creation" as N6 #E0F2F1
+folder "Aerospace Part Production" as N7 #F3E5F5
+component "3D Printed Tooling" as N8 #E0F2F1
+rectangle "Bioprinting" as N9 #F0F4C3
+circle " " as S0 #F3E5F5
+circle " " as S1 #E0F2F1
+circle " " as S2 #F3E5F5
+circle " " as M0 #F3E5F5
+N0 ..[#AB47BC]..> N1
+N1 -[#26A69A]-> N2
+N2 -[#AB47BC]-> N3
+N3 -[#26A69A]-> N4
+N4 ..[#AB47BC]..> N5
+N5 ..[#26A69A]..> N6
+N6 ..[#AED581]..> N7
+N7 ..[#AED581]..> N8
+N8 -[#AB47BC]-> N9
+nest0_0 ..[#000000]..> nest0_1
+nest0_1 -[#000000]-> nest0_2
+N1 -[#26A69A]-> nest0_0
+nest0_2 ..[#000000]..> N9
+nest1_0 -[#AED581]-> nest1_1
+nest1_1 ..[#AED581]..> nest1_2
+nest1_2 ..[#AED581]..> nest1_3
+N8 -[#26A69A]-> nest1_0
+nest1_3 ..[#000000]..> N9
+N3 ..[#AED581]..> S0
+S0 ..[#26A69A]..> N8
+S0 ..[#26A69A]..> N6
+S0 ..[#000000]..> N5
+S0 -[#AB47BC]-> N7
+N2 ..[#000000]..> S1
+S1 -[#AB47BC]-> N9
+S1 -[#AB47BC]-> N5
+S1 ..[#AB47BC]..> N4
+S1 -[#AED581]-> N8
+N4 ..[#000000]..> S2
+S2 -[#000000]-> N7
+S2 -[#AB47BC]-> N8
+S2 -[#000000]-> N6
+N1 ..[#AB47BC]..> M0
+N4 -[#AED581]-> M0
+N5 ..[#AED581]..> M0
+N3 ..[#AB47BC]..> M0
+M0 ..[#26A69A]..> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_297.puml b/test/plantuml/scanned_easy/plantuml_297.puml
new file mode 100644
index 0000000000000000000000000000000000000000..d1f88583757d699971970992bea09be749439709
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_297.puml
@@ -0,0 +1,77 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Asset Creation" as Group0 #F1F8E9 {
+    rectangle "User Interface Design" as nest0_0 #D1C4E9
+    frame "Level Design" as nest0_1 #ECCFF5
+    node "Game Balancing" as nest0_2 #ECF0FD
+    node "Live Operations" as nest0_3 #ECF0FD
+}
+rectangle "Augmented Reality Gaming" as Group1 #EDE7F6 {
+    database "Storytelling" as nest1_0 #ECF0FD
+    cloud "Localization" as nest1_1 #D1C4E9
+    rectangle "Community Management" as nest1_2 #ECCFF5
+}
+cloud "Art Direction" as N0 #ECF0FD
+folder "Physics Simulation" as N1 #ECCFF5
+node "Player Progression Systems" as N2 #ECCFF5
+database "Quality Assurance Testing" as N3 #ECF0FD
+rectangle "In_Game Economy Design" as N4 #D1C4E9
+cloud "Marketing and Promotion" as N5 #ECCFF5
+frame "Network Code Optimization" as N6 #D1C4E9
+artifact "AI Behavior Programming" as N7 #D1C4E9
+folder "Mobile Game Development" as N8 #ECCFF5
+database "Voice Acting" as N9 #ECF0FD
+usecase "Player Feedback Integration" as N10 #D1C4E9
+database "Sound Design" as N11 #ECF0FD
+database "Motion Capture" as N12 #D1C4E9
+database "Programming" as N13 #ECCFF5
+artifact "Esports Event Organization" as N14 #ECCFF5
+rectangle "Monetization Strategy" as N15 #ECCFF5
+circle " " as S0 #D1C4E9
+circle " " as S1 #ECCFF5
+circle " " as M0 #ECCFF5
+circle " " as M1 #D1C4E9
+circle " " as M2 #ECF0FD
+N0 -[#CD8FF2]-> N1
+N1 ..[#CD8FF2]..> N2
+N2 ..[#000000]..> N3
+N3 ..[#7E57C2]..> N4
+N4 -[#CD8FF2]-> N5
+N5 -[#7E57C2]-> N6
+N6 ..[#CD8FF2]..> N7
+N7 -[#7E57C2]-> N8
+N8 ..[#B8C0F5]..> N9
+N9 -[#7E57C2]-> N10
+N10 ..[#CD8FF2]..> N11
+N11 ..[#CD8FF2]..> N12
+N12 ..[#B8C0F5]..> N13
+N13 -[#7E57C2]-> N14
+N14 ..[#CD8FF2]..> N15
+nest0_0 -[#7E57C2]-> nest0_1
+nest0_1 -[#CD8FF2]-> nest0_2
+nest0_2 -[#7E57C2]-> nest0_3
+N6 ..[#B8C0F5]..> nest0_0
+nest0_3 ..[#CD8FF2]..> N9 : innovates
+nest1_0 ..[#B8C0F5]..> nest1_1
+nest1_1 ..[#CD8FF2]..> nest1_2
+N9 -[#B8C0F5]-> nest1_0
+nest1_2 ..[#000000]..> N10 : plays
+N8 -[#000000]-> S0
+S0 -[#B8C0F5]-> N11
+S0 ..[#B8C0F5]..> N14
+S0 ..[#B8C0F5]..> N12
+N12 ..[#B8C0F5]..> S1
+S1 -[#B8C0F5]-> N15
+S1 ..[#7E57C2]..> N14
+N4 -[#B8C0F5]-> M0
+N5 -[#7E57C2]-> M0
+M0 -[#B8C0F5]-> N9
+N2 -[#7E57C2]-> M1
+N1 ..[#000000]..> M1 : sponsors
+M1 ..[#CD8FF2]..> N7
+N1 ..[#B8C0F5]..> M2
+N3 ..[#000000]..> M2
+M2 ..[#7E57C2]..> N10
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_3.puml b/test/plantuml/scanned_easy/plantuml_3.puml
new file mode 100644
index 0000000000000000000000000000000000000000..6aeffb7e72a4c20899628d923641f4e27128b6d4
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_3.puml
@@ -0,0 +1,30 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+frame "Production Scheduling" as N0 #FFEBEE
+rectangle "Tool Path Generation" as N1 #F8BBD0
+database "Supply Chain Synchronization" as N2 #F8BBD0
+folder "Procurement" as N3 #F5F5F5
+rectangle "Product Design" as N4 #FFEBEE
+node "Workflow Optimization" as N5 #F8BBD0
+node "Environmental Compliance" as N6 #F8BBD0
+frame "Safety Audit" as N7 #FFEBEE
+cloud "Parts Replacement" as N8 #F8BBD0
+cloud "Recycling Process" as N9 #F5F5F5
+node "Inventory Check" as N10 #FFEBEE
+node "Storage" as N11 #F5F5F5
+N0 -[#E91E63]-> N1
+N1 -[#BDBDBD]-> N2 : dispatches
+N2 -[#E57373]-> N3
+N3 -[#000000]-> N4
+N4 ..[#000000]..> N5
+N5 -[#000000]-> N6 : inspects
+N6 -[#000000]-> N7
+N7 ..[#BDBDBD]..> N8
+N8 ..[#000000]..> N9 : receives
+N9 ..[#E91E63]..> N10 : fabricates
+N10 ..[#BDBDBD]..> N11
+N6 ..[#E91E63]..> N11 : repairs
+N4 -[#E57373]-> N9 : integrates
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_300.puml b/test/plantuml/scanned_easy/plantuml_300.puml
new file mode 100644
index 0000000000000000000000000000000000000000..4549dd7c61c3f0a45b50384ec9b359fd3ebae59e
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_300.puml
@@ -0,0 +1,75 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Audience Analysis" as Group0 #FFF3E0 {
+    rectangle "Voice Acting or Narration" as nest0_0 #FFF9D4
+    artifact "Copywriting" as nest0_1 #E0F2F1
+}
+rectangle "Drafting Content" as Group1 #FBE9E7 {
+    node "Influencer Collaboration" as nest1_0 #FFF9D4
+    artifact "Social Media Post Creation" as nest1_1 #E0F2F1
+    folder "User_Generated Content Curation" as nest1_2 #E0F2F1
+}
+node "Podcast Production" as N0 #C2E8E6
+cloud "E_book Writing" as N1 #C2E8E6
+rectangle "Distribution Planning" as N2 #C2E8E6
+usecase "Content Localization" as N3 #C2E8E6
+database "Ideation and Brainstorming" as N4 #FFF9D4
+cloud "Animation" as N5 #E0F2F1
+rectangle "Search Engine Optimization" as N6 #C2E8E6
+folder "Call to Action Design" as N7 #E0F2F1
+folder "Audience Engagement" as N8 #FFF9D4
+rectangle "Editing and Proofreading" as N9 #C2E8E6
+folder "Graphic Design" as N10 #FFF9D4
+component "Audio Recording" as N11 #FFF9D4
+folder "Content Repurposing" as N12 #C2E8E6
+folder "Webinar Hosting" as N13 #E0F2F1
+circle " " as S0 #FFF9D4
+circle " " as S1 #C2E8E6
+circle " " as S2 #E0F2F1
+circle " " as M0 #E0F2F1
+circle " " as M1 #E0F2F1
+circle " " as M2 #FFF9D4
+N0 ..[#FFE69C]..> N1
+N1 ..[#61CAC3]..> N2
+N2 -[#FFE69C]-> N3
+N3 -[#FFE69C]-> N4
+N4 ..[#FFE69C]..> N5
+N5 ..[#FFE69C]..> N6
+N6 -[#61CAC3]-> N7
+N7 ..[#61CAC3]..> N8
+N8 ..[#FFE69C]..> N9
+N9 -[#FFE69C]-> N10
+N10 -[#61CAC3]-> N11
+N11 -[#FFE69C]-> N12
+N12 ..[#4DB6AC]..> N13
+nest0_0 ..[#61CAC3]..> nest0_1
+N8 ..[#FFE69C]..> nest0_0
+nest0_1 -[#61CAC3]-> N6
+nest1_0 ..[#4DB6AC]..> nest1_1
+nest1_1 -[#000000]-> nest1_2
+N5 -[#000000]-> nest1_0
+nest1_2 -[#000000]-> N8
+N1 ..[#FFE69C]..> S0
+S0 -[#61CAC3]-> N11
+S0 ..[#4DB6AC]..> N5
+S0 -[#61CAC3]-> N13
+N8 -[#4DB6AC]-> S1
+S1 ..[#FFE69C]..> N11
+S1 -[#61CAC3]-> N12
+S1 ..[#61CAC3]..> N13
+N4 ..[#61CAC3]..> S2
+S2 -[#000000]-> N10
+S2 ..[#61CAC3]..> N12
+N0 -[#000000]-> M0
+N1 -[#61CAC3]-> M0
+N5 ..[#000000]..> M0
+M0 -[#61CAC3]-> N7
+N0 ..[#61CAC3]..> M1
+N1 -[#61CAC3]-> M1
+M1 ..[#000000]..> N3
+N4 -[#000000]-> M2
+N3 -[#4DB6AC]-> M2
+M2 -[#4DB6AC]-> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_300.txt b/test/plantuml/scanned_easy/plantuml_300.txt
new file mode 100644
index 0000000000000000000000000000000000000000..638eac91bb84dc9725ee95b5143129ff7bfa4a6b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_300.txt
@@ -0,0 +1,40 @@
+<Animation, connectedTo, Call to Action Design>
+<Animation, connectedTo, Influencer Collaboration>
+<Animation, connectedTo, Search Engine Optimization>
+<Audience Engagement, connectedTo, Audio Recording>
+<Audience Engagement, connectedTo, Content Repurposing>
+<Audience Engagement, connectedTo, Editing and Proofreading>
+<Audience Engagement, connectedTo, Voice Acting or Narration>
+<Audience Engagement, connectedTo, Webinar Hosting>
+<Audio Recording, connectedTo, Content Repurposing>
+<Call to Action Design, connectedTo, Audience Engagement>
+<Content Localization, connectedTo, Audience Engagement>
+<Content Localization, connectedTo, Ideation and Brainstorming>
+<Content Repurposing, connectedTo, Webinar Hosting>
+<Copywriting, connectedTo, Search Engine Optimization>
+<Copywriting, partOf, Audience Analysis>
+<Distribution Planning, connectedTo, Content Localization>
+<E_book Writing, connectedTo, Animation>
+<E_book Writing, connectedTo, Audio Recording>
+<E_book Writing, connectedTo, Call to Action Design>
+<E_book Writing, connectedTo, Content Localization>
+<E_book Writing, connectedTo, Distribution Planning>
+<E_book Writing, connectedTo, Webinar Hosting>
+<Editing and Proofreading, connectedTo, Graphic Design>
+<Graphic Design, connectedTo, Audio Recording>
+<Ideation and Brainstorming, connectedTo, Animation>
+<Ideation and Brainstorming, connectedTo, Audience Engagement>
+<Ideation and Brainstorming, connectedTo, Content Repurposing>
+<Ideation and Brainstorming, connectedTo, Graphic Design>
+<Influencer Collaboration, connectedTo, Social Media Post Creation>
+<Influencer Collaboration, partOf, Drafting Content>
+<Podcast Production, connectedTo, Call to Action Design>
+<Podcast Production, connectedTo, Content Localization>
+<Podcast Production, connectedTo, E_book Writing>
+<Search Engine Optimization, connectedTo, Call to Action Design>
+<Social Media Post Creation, connectedTo, User_Generated Content Curation>
+<Social Media Post Creation, partOf, Drafting Content>
+<User_Generated Content Curation, connectedTo, Audience Engagement>
+<User_Generated Content Curation, partOf, Drafting Content>
+<Voice Acting or Narration, connectedTo, Copywriting>
+<Voice Acting or Narration, partOf, Audience Analysis>
diff --git a/test/plantuml/scanned_easy/plantuml_307.puml b/test/plantuml/scanned_easy/plantuml_307.puml
new file mode 100644
index 0000000000000000000000000000000000000000..0788faeeb0cb559505c71c4cc256ff5f6a1dc27a
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_307.puml
@@ -0,0 +1,65 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Post_Campaign Reporting" as Group0 #F1F8E9 {
+    frame "Video Production for Campaigns" as nest0_0 #E8F0EA
+    rectangle "Equity Crowdfunding" as nest0_1 #E4E0DF
+    frame "Shareholder Management" as nest0_2 #E4E0DF
+    database "Press Outreach" as nest0_3 #E8F0EA
+}
+rectangle "Community Building" as Group1 #FBE9E7 {
+    artifact "Real Estate Crowdfunding" as nest1_0 #E8F0EA
+    database "Email List Building" as nest1_1 #E8F0EA
+}
+frame "Fulfillment Planning" as N0 #F9FBE7
+artifact "Financial Projection Analysis" as N1 #F9FBE7
+usecase "Platform Fee Management" as N2 #F9FBE7
+usecase "Payment Processing" as N3 #E4E0DF
+frame "Pitch Deck Preparation" as N4 #E4E0DF
+folder "Platform Selection" as N5 #F9FBE7
+rectangle "Backer Communication" as N6 #E4E0DF
+database "Funding Period Management" as N7 #F9FBE7
+component "Reward Tier Design" as N8 #E4E0DF
+frame "Marketing Strategy" as N9 #F9FBE7
+node "Donation_Based Crowdfunding" as N10 #E4E0DF
+folder "Customer Support for Backers" as N11 #E4E0DF
+circle " " as S0 #E4E0DF
+circle " " as S1 #E4E0DF
+circle " " as M0 #F9FBE7
+circle " " as M1 #E8F0EA
+N0 ..[#BDAFA8]..> N1
+N1 ..[#000000]..> N2
+N2 -[#000000]-> N3
+N3 ..[#92C79A]..> N4
+N4 -[#DCE775]-> N5
+N5 ..[#000000]..> N6
+N6 -[#BDAFA8]-> N7
+N7 ..[#BDAFA8]..> N8
+N8 -[#DCE775]-> N9
+N9 ..[#000000]..> N10 : updates progress
+N10 -[#DCE775]-> N11
+nest0_0 ..[#92C79A]..> nest0_1
+nest0_1 ..[#92C79A]..> nest0_2
+nest0_2 ..[#BDAFA8]..> nest0_3
+N3 -[#BDAFA8]-> nest0_0
+nest0_3 ..[#000000]..> N7
+nest1_0 -[#DCE775]-> nest1_1
+N6 -[#DCE775]-> nest1_0
+nest1_1 -[#000000]-> N2
+N3 -[#BDAFA8]-> S0
+S0 ..[#92C79A]..> N10
+S0 ..[#92C79A]..> N9
+S0 -[#DCE775]-> N11
+N5 ..[#BDAFA8]..> S1
+S1 -[#92C79A]-> N11
+S1 ..[#DCE775]..> N9
+N0 -[#92C79A]-> M0
+N2 ..[#92C79A]..> M0
+N3 -[#92C79A]-> M0
+M0 -[#000000]-> N8
+N7 ..[#92C79A]..> M1
+N9 -[#92C79A]-> M1
+N0 ..[#000000]..> M1
+M1 -[#DCE775]-> N11
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_311.puml b/test/plantuml/scanned_easy/plantuml_311.puml
new file mode 100644
index 0000000000000000000000000000000000000000..bada42fcd677374d2209e32cf302073c7890969d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_311.puml
@@ -0,0 +1,61 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Firewall Management" as Group0 #FBE9E7 {
+    folder "Storage Solutions" as nest0_0 #F5F5DC
+    frame "Cloud Integration with On_premise" as nest0_1 #EFE6FF
+}
+rectangle "Capacity Planning" as Group1 #F1F8E9 {
+    frame "DNS Management" as nest1_0 #F5F5DC
+    usecase "Backup and Recovery Systems" as nest1_1 #EFE6FF
+    node "Access Control Systems" as nest1_2 #EFE6FF
+    cloud "Database Administration" as nest1_3 #EFE6FF
+}
+node "Proxy Server Configuration" as N0 #EFE6FF
+rectangle "Environmental Monitoring" as N1 #EFE6FF
+database "Network Security" as N2 #F5F5DC
+folder "Patch Management" as N3 #F5F5DC
+folder "VPN Configuration" as N4 #F5F5DC
+artifact "Software Licensing Management" as N5 #F5F5DC
+artifact "Troubleshooting and Support" as N6 #DDCEDD
+node "System Administration" as N7 #DDCEDD
+node "Hardware Procurement" as N8 #F5F5DC
+component "Rack and Cabinet Management" as N9 #EFE6FF
+circle " " as S0 #F5F5DC
+circle " " as S1 #DDCEDD
+circle " " as M0 #DDCEDD
+circle " " as M1 #DDCEDD
+N0 ..[#000000]..> N1
+N1 -[#AF56A6]-> N2
+N2 -[#AF56A6]-> N3
+N3 ..[#C2B2F0]..> N4
+N4 ..[#000000]..> N5
+N5 ..[#BCB88A]..> N6
+N6 -[#AF56A6]-> N7
+N7 ..[#BCB88A]..> N8
+N8 ..[#BCB88A]..> N9
+nest0_0 -[#C2B2F0]-> nest0_1
+N5 -[#C2B2F0]-> nest0_0
+nest0_1 -[#000000]-> N7
+nest1_0 -[#C2B2F0]-> nest1_1
+nest1_1 ..[#C2B2F0]..> nest1_2
+nest1_2 ..[#AF56A6]..> nest1_3
+N6 ..[#000000]..> nest1_0
+nest1_3 ..[#C2B2F0]..> N9
+N6 ..[#AF56A6]..> S0
+S0 -[#C2B2F0]-> N9
+S0 -[#C2B2F0]-> N8
+N1 ..[#AF56A6]..> S1
+S1 -[#BCB88A]-> N5
+S1 -[#BCB88A]-> N6 : plans capacity
+N0 ..[#BCB88A]..> M0
+N3 -[#000000]-> M0
+N2 ..[#BCB88A]..> M0
+N4 ..[#AF56A6]..> M0
+M0 -[#C2B2F0]-> N7
+N3 ..[#C2B2F0]..> M1 : configures web servers
+N1 ..[#000000]..> M1
+N4 ..[#C2B2F0]..> M1
+M1 ..[#C2B2F0]..> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_313.txt b/test/plantuml/scanned_easy/plantuml_313.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fe5472363e7c10445711243540bab4c3410bdc48
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_313.txt
@@ -0,0 +1,33 @@
+<Agile Methodologies, connectedTo, Architecture Planning>
+<Agile Methodologies, connectedTo, Maintenance>
+<Algorithm Design, connectedTo, Agile Methodologies>
+<Algorithm Design, connectedTo, Architecture Planning>
+<Algorithm Design, connectedTo, Continuous Delivery>
+<Algorithm Design, connectedTo, System Design>
+<Architecture Planning, connectedTo, System Design>
+<Backend Development, connectedTo, Architecture Planning>
+<Backend Development, connectedTo, Testing Frameworks>
+<Backend Development, connectedTo, Web Application Development>
+<Bug Fixing, connectedTo, Testing Frameworks>
+<Bug Fixing, partOf, Documentation>
+<Code Review, connectedTo, Web Application Development>
+<Coding, designs APIs, Integration Testing>
+<Coding, partOf, Continuous Integration>
+<Containerization, connectedTo, Agile Methodologies>
+<Containerization, connectedTo, Database Design>
+<Containerization, connectedTo, Version Control>
+<Containerization, connectedTo, Web Application Development>
+<Data Structures Implementation, connectedTo, Algorithm Design>
+<Database Design, connectedTo, Architecture Planning>
+<Database Design, connectedTo, Code Review>
+<Database Design, connectedTo, Web Application Development>
+<Integration Testing, connectedTo, Containerization>
+<Integration Testing, partOf, Continuous Integration>
+<Maintenance, connectedTo, Bug Fixing>
+<Maintenance, partOf, Documentation>
+<System Design, connectedTo, Continuous Delivery>
+<Testing Frameworks, connectedTo, Containerization>
+<Testing Frameworks, connectedTo, Web Application Development>
+<Version Control, connectedTo, Data Structures Implementation>
+<Web Application Development, connectedTo, Coding>
+<Web Application Development, connectedTo, Version Control>
diff --git a/test/plantuml/scanned_easy/plantuml_316.puml b/test/plantuml/scanned_easy/plantuml_316.puml
new file mode 100644
index 0000000000000000000000000000000000000000..45bbbb15b553b291767385072c57c1c816995da5
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_316.puml
@@ -0,0 +1,67 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Reach and Impressions Tracking" as Group0 #E0F2F1 {
+    database "Group Management" as nest0_0 #CADEDE
+    frame "Follower Growth Monitoring" as nest0_1 #FFFDE7
+    rectangle "Community Management" as nest0_2 #DED7F0
+    usecase "Performance Analytics" as nest0_3 #FFFDE7
+}
+rectangle "Audience Engagement" as Group1 #ECEFF1 {
+    cloud "Link_in_Bio Optimization" as nest1_0 #FFFDE7
+    database "Reporting and Optimization" as nest1_1 #DED7F0
+    folder "Brand Voice Development" as nest1_2 #DED7F0
+}
+folder "Hashtag Research" as N0 #CADEDE
+frame "Reels or Short Video Production" as N1 #DED7F0
+database "Social Selling" as N2 #FFFDE7
+component "User_Generated Content Curation" as N3 #CADEDE
+folder "Crisis Management" as N4 #DED7F0
+folder "Story Format Content Creation" as N5 #FFFDE7
+folder "Trend Monitoring" as N6 #DED7F0
+folder "Content Strategy" as N7 #FFFDE7
+artifact "Direct Messaging Strategy" as N8 #CADEDE
+component "Scheduling Posts" as N9 #FFFDE7
+cloud "Content Creation" as N10 #FFFDE7
+folder "Emerging Platform Exploration" as N11 #DED7F0
+folder "Platform Selection" as N12 #CADEDE
+circle " " as S0 #DED7F0
+circle " " as S1 #DED7F0
+circle " " as S2 #FFFDE7
+circle " " as M0 #DED7F0
+N0 ..[#FBC02D]..> N1
+N1 ..[#FBC02D]..> N2
+N2 -[#000000]-> N3
+N3 -[#94C0C0]-> N4
+N4 -[#A188DB]-> N5
+N5 ..[#A188DB]..> N6
+N6 ..[#000000]..> N7
+N7 ..[#FBC02D]..> N8
+N8 -[#A188DB]-> N9
+N9 ..[#A188DB]..> N10
+N10 -[#FBC02D]-> N11
+N11 -[#94C0C0]-> N12
+nest0_0 -[#A188DB]-> nest0_1
+nest0_1 -[#94C0C0]-> nest0_2
+nest0_2 -[#FBC02D]-> nest0_3
+N1 -[#000000]-> nest0_0
+nest0_3 -[#A188DB]-> N3
+nest1_0 -[#A188DB]-> nest1_1
+nest1_1 -[#94C0C0]-> nest1_2
+N8 -[#000000]-> nest1_0
+nest1_2 ..[#FBC02D]..> N11
+N9 ..[#94C0C0]..> S0
+S0 ..[#000000]..> N12
+S0 -[#000000]-> N11
+N9 -[#000000]-> S1
+S1 -[#000000]-> N12
+S1 -[#94C0C0]-> N11
+N5 -[#A188DB]-> S2
+S2 ..[#000000]..> N9
+S2 ..[#94C0C0]..> N10
+N0 ..[#000000]..> M0
+N5 ..[#FBC02D]..> M0
+N7 ..[#FBC02D]..> M0
+M0 ..[#94C0C0]..> N10
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_320.txt b/test/plantuml/scanned_easy/plantuml_320.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5ae6e26eb1305480e04ea314f975ab4fe86b796d
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_320.txt
@@ -0,0 +1,39 @@
+<Content Licensing, connectedTo, Micro_credential Stacking>
+<Content Licensing, partOf, Corporate Training Solutions>
+<Course Audit Options, connectedTo, Micro_credential Stacking>
+<Course Pilot Testing, connectedTo, Learner Analytics>
+<Course Pilot Testing, partOf, Course Content Development>
+<Course Retirement Planning, connectedTo, Content Licensing>
+<Course Retirement Planning, partOf, Corporate Training Solutions>
+<Discussion Forum Management, connectedTo, Course Retirement Planning>
+<Discussion Forum Management, partOf, Corporate Training Solutions>
+<Employer Recognition, connectedTo, Course Audit Options>
+<Employer Recognition, connectedTo, Micro_credential Stacking>
+<Engagement Metrics Tracking, connectedTo, Course Audit Options>
+<Engagement Metrics Tracking, connectedTo, Global Accessibility Features>
+<Engagement Metrics Tracking, connectedTo, University Partnerships>
+<Financial Aid for Learners, connectedTo, Learner Support>
+<Financial Aid for Learners, partOf, Course Content Development>
+<Global Accessibility Features, connectedTo, Course Audit Options>
+<Global Accessibility Features, connectedTo, Employer Recognition>
+<Industry Collaboration for Content, connectedTo, Discussion Forum Management>
+<Industry Collaboration for Content, partOf, Corporate Training Solutions>
+<Learner Analytics, connectedTo, Industry Collaboration for Content>
+<Learner Analytics, connectedTo, Peer Grading Implementation>
+<Learner Feedback Analysis, connectedTo, Engagement Metrics Tracking>
+<Learner Feedback Analysis, connectedTo, Global Accessibility Features>
+<Learner Feedback Analysis, connectedTo, Micro_credential Stacking>
+<Learner Support, connectedTo, Mobile Learning Experience>
+<Learner Support, partOf, Course Content Development>
+<Micro_credential Stacking, connectedTo, Learner Analytics>
+<Mobile Learning Experience, connectedTo, Course Pilot Testing>
+<Mobile Learning Experience, partOf, Course Content Development>
+<Peer Grading Implementation, connectedTo, Financial Aid for Learners>
+<Peer Grading Implementation, connectedTo, Research on MOOC Effectiveness>
+<Research on MOOC Effectiveness, connectedTo, Marketing to Global Audience>
+<University Partnerships, connectedTo, Course Audit Options>
+<University Partnerships, connectedTo, Employer Recognition>
+<University Partnerships, connectedTo, Global Accessibility Features>
+<University Partnerships, connectedTo, Learner Analytics>
+<University Partnerships, connectedTo, Micro_credential Stacking>
+<University Partnerships, connectedTo, Peer Grading Implementation>
diff --git a/test/plantuml/scanned_easy/plantuml_323.puml b/test/plantuml/scanned_easy/plantuml_323.puml
new file mode 100644
index 0000000000000000000000000000000000000000..d0a3cad6163bddcf83cda93f4f9e25d27b8f0c8c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_323.puml
@@ -0,0 +1,80 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Bipolar Disorder Management" as Group0 #FFF3E0 {
+    cloud "Medication Management" as nest0_0 #DFE7EB
+    rectangle "Schizophrenia Management" as nest0_1 #FFF3E0
+    rectangle "Diagnosis and Assessment" as nest0_2 #DFE7EB
+}
+rectangle "Art Therapy" as Group1 #EDE7F6 {
+    folder "Recreational Therapy" as nest1_0 #FFF3E0
+    artifact "Child & Adolescent Therapy" as nest1_1 #DFE7EB
+    usecase "Treatment Plan Development" as nest1_2 #DFE7EB
+}
+usecase "Counseling Services" as N0 #DFE7EB
+folder "Depression Treatment" as N1 #DFE7EB
+database "Peer Support Programs" as N2 #DFE7EB
+frame "Eating Disorder Treatment" as N3 #FFF3E0
+folder "Post_Traumatic Stress Disorder Support" as N4 #E8F5E9
+component "Dialectical Behavior Therapy" as N5 #DFE7EB
+folder "Cognitive Behavioral Therapy" as N6 #E8F5E9
+usecase "Support Group Facilitation" as N7 #E8F5E9
+node "Relapse Prevention" as N8 #DFE7EB
+component "Psychiatric Evaluation" as N9 #DFE7EB
+cloud "Advocacy for Mental Health" as N10 #E8F5E9
+database "Therapy Session" as N11 #FFF3E0
+cloud "Workplace Mental Health Programs" as N12 #E8F5E9
+frame "Mental Health Screening" as N13 #DFE7EB
+artifact "Grief Counseling" as N14 #DFE7EB
+folder "Group Therapy" as N15 #E8F5E9
+folder "Crisis Intervention" as N16 #DFE7EB
+rectangle "Trauma Therapy" as N17 #FFF3E0
+circle " " as S0 #FFF3E0
+circle " " as S1 #DFE7EB
+circle " " as S2 #E8F5E9
+circle " " as M0 #E8F5E9
+circle " " as M1 #DFE7EB
+N0 -[#000000]-> N1
+N1 ..[#B0C5CD]..> N2
+N2 -[#66BB6A]-> N3
+N3 ..[#B0C5CD]..> N4
+N4 -[#000000]-> N5
+N5 ..[#000000]..> N6 : coping
+N6 ..[#66BB6A]..> N7 : advocates
+N7 -[#FFB74D]-> N8
+N8 -[#FFB74D]-> N9
+N9 -[#000000]-> N10
+N10 ..[#FFB74D]..> N11
+N11 ..[#FFB74D]..> N12
+N12 -[#B0C5CD]-> N13
+N13 -[#B0C5CD]-> N14
+N14 -[#66BB6A]-> N15
+N15 -[#B0C5CD]-> N16
+N16 -[#FFB74D]-> N17
+nest0_0 -[#B0C5CD]-> nest0_1 : facilitates
+nest0_1 ..[#B0C5CD]..> nest0_2
+N4 ..[#66BB6A]..> nest0_0
+nest0_2 -[#B0C5CD]-> N17
+nest1_0 ..[#000000]..> nest1_1
+nest1_1 ..[#66BB6A]..> nest1_2
+N4 ..[#000000]..> nest1_0
+nest1_2 -[#B0C5CD]-> N8 : licenses
+N7 -[#B0C5CD]-> S0
+S0 -[#B0C5CD]-> N11
+S0 ..[#FFB74D]..> N9 : prevents
+S0 -[#FFB74D]-> N10
+N6 ..[#B0C5CD]..> S1
+S1 -[#B0C5CD]-> N13
+S1 ..[#B0C5CD]..> N15
+S1 ..[#66BB6A]..> N16
+N10 ..[#000000]..> S2
+S2 -[#FFB74D]-> N15
+S2 -[#B0C5CD]-> N14 : complies
+N8 ..[#FFB74D]..> M0
+N1 ..[#000000]..> M0
+M0 -[#000000]-> N12
+N4 -[#66BB6A]-> M1
+N1 -[#FFB74D]-> M1
+M1 ..[#66BB6A]..> N14
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_329.puml b/test/plantuml/scanned_easy/plantuml_329.puml
new file mode 100644
index 0000000000000000000000000000000000000000..60e3b42ba2785c6c4e2f1bb1e0af7fcba463980b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_329.puml
@@ -0,0 +1,70 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Swarm Robotics for Drones" as Group0 #E0F2F1 {
+    frame "AI for Drone Autonomy" as nest0_0 #FFF3E0
+    usecase "Flight Planning Software" as nest0_1 #FFF3E0
+    artifact "Data Processing from Drones" as nest0_2 #FFF3E0
+    folder "Ethical Drone Use" as nest0_3 #E3F2FD
+}
+rectangle "Urban Air Mobility Planning" as Group1 #EDE7F6 {
+    folder "Airspace Management for Drones" as nest1_0 #FFF3E0
+    database "Drone Regulations Compliance" as nest1_1 #FFF3E0
+    folder "Security Surveillance" as nest1_2 #FFF3E0
+    usecase "Payload Integration" as nest1_3 #FDFCEB
+}
+folder "Navigation System" as N0 #E3F2FD
+cloud "Autonomous Flight" as N1 #E3F2FD
+folder "Collision Avoidance Systems" as N2 #FDFCEB
+rectangle "Ground Control Station Development" as N3 #E3F2FD
+component "Sensor Integration" as N4 #FFF3E0
+database "Remote Piloting Training" as N5 #FDFCEB
+database "Propulsion System Development" as N6 #E3F2FD
+database "Thermal Imaging with Drones" as N7 #FFF3E0
+node "Drone Data Security" as N8 #FFF3E0
+folder "Videography" as N9 #FFF3E0
+cloud "Endurance Optimization" as N10 #E3F2FD
+circle " " as S0 #E3F2FD
+circle " " as S1 #E3F2FD
+circle " " as S2 #FDFCEB
+circle " " as M0 #FFF3E0
+circle " " as M1 #FDFCEB
+N0 -[#64B5F6]-> N1
+N1 -[#64B5F6]-> N2
+N2 -[#EAEFA5]-> N3
+N3 ..[#FFB74D]..> N4
+N4 ..[#000000]..> N5
+N5 ..[#64B5F6]..> N6
+N6 ..[#EAEFA5]..> N7
+N7 ..[#EAEFA5]..> N8
+N8 -[#EAEFA5]-> N9
+N9 -[#000000]-> N10
+nest0_0 -[#FFB74D]-> nest0_1
+nest0_1 ..[#EAEFA5]..> nest0_2 : inspects
+nest0_2 -[#000000]-> nest0_3
+N7 ..[#000000]..> nest0_0
+nest0_3 -[#000000]-> N10
+nest1_0 -[#EAEFA5]-> nest1_1
+nest1_1 -[#000000]-> nest1_2 : sprays
+nest1_2 -[#FFB74D]-> nest1_3
+N7 ..[#000000]..> nest1_0
+nest1_3 ..[#000000]..> N1
+N2 ..[#FFB74D]..> S0
+S0 -[#000000]-> N8
+S0 -[#EAEFA5]-> N6
+S0 -[#000000]-> N4
+N7 ..[#EAEFA5]..> S1
+S1 ..[#64B5F6]..> N9
+S1 ..[#FFB74D]..> N10
+N7 -[#EAEFA5]-> S2
+S2 -[#EAEFA5]-> N9
+S2 ..[#64B5F6]..> N10
+N1 ..[#FFB74D]..> M0
+N0 ..[#000000]..> M0
+M0 -[#64B5F6]-> N3
+N0 ..[#64B5F6]..> M1
+N5 -[#EAEFA5]-> M1
+N6 -[#EAEFA5]-> M1
+M1 -[#000000]-> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_329.txt b/test/plantuml/scanned_easy/plantuml_329.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8713b90aba2c9312a4788ee534f03f9cda6f8c7a
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_329.txt
@@ -0,0 +1,38 @@
+<AI for Drone Autonomy, connectedTo, Flight Planning Software>
+<AI for Drone Autonomy, partOf, Swarm Robotics for Drones>
+<Airspace Management for Drones, connectedTo, Drone Regulations Compliance>
+<Airspace Management for Drones, partOf, Urban Air Mobility Planning>
+<Autonomous Flight, connectedTo, Collision Avoidance Systems>
+<Autonomous Flight, connectedTo, Ground Control Station Development>
+<Collision Avoidance Systems, connectedTo, Drone Data Security>
+<Collision Avoidance Systems, connectedTo, Ground Control Station Development>
+<Collision Avoidance Systems, connectedTo, Propulsion System Development>
+<Collision Avoidance Systems, connectedTo, Sensor Integration>
+<Data Processing from Drones, connectedTo, Ethical Drone Use>
+<Data Processing from Drones, partOf, Swarm Robotics for Drones>
+<Drone Data Security, connectedTo, Videography>
+<Drone Regulations Compliance, partOf, Urban Air Mobility Planning>
+<Drone Regulations Compliance, sprays, Security Surveillance>
+<Ethical Drone Use, connectedTo, Endurance Optimization>
+<Ethical Drone Use, partOf, Swarm Robotics for Drones>
+<Flight Planning Software, inspects, Data Processing from Drones>
+<Flight Planning Software, partOf, Swarm Robotics for Drones>
+<Ground Control Station Development, connectedTo, Sensor Integration>
+<Navigation System, connectedTo, Autonomous Flight>
+<Navigation System, connectedTo, Ground Control Station Development>
+<Navigation System, connectedTo, Videography>
+<Payload Integration, connectedTo, Autonomous Flight>
+<Payload Integration, partOf, Urban Air Mobility Planning>
+<Propulsion System Development, connectedTo, Thermal Imaging with Drones>
+<Propulsion System Development, connectedTo, Videography>
+<Remote Piloting Training, connectedTo, Propulsion System Development>
+<Remote Piloting Training, connectedTo, Videography>
+<Security Surveillance, connectedTo, Payload Integration>
+<Security Surveillance, partOf, Urban Air Mobility Planning>
+<Sensor Integration, connectedTo, Remote Piloting Training>
+<Thermal Imaging with Drones, connectedTo, AI for Drone Autonomy>
+<Thermal Imaging with Drones, connectedTo, Airspace Management for Drones>
+<Thermal Imaging with Drones, connectedTo, Drone Data Security>
+<Thermal Imaging with Drones, connectedTo, Endurance Optimization>
+<Thermal Imaging with Drones, connectedTo, Videography>
+<Videography, connectedTo, Endurance Optimization>
diff --git a/test/plantuml/scanned_easy/plantuml_33.txt b/test/plantuml/scanned_easy/plantuml_33.txt
new file mode 100644
index 0000000000000000000000000000000000000000..baafbefeb3a2cf3c4d3c9d940f7cdaab3d87f123
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_33.txt
@@ -0,0 +1,13 @@
+<Change Management, connectedTo, HR Information System Implementation>
+<Employee Data Management, connectedTo, Wellness Programs>
+<Exit Interviews, hires, Change Management>
+<HR Budgeting, connectedTo, Organizational Development>
+<HR Budgeting, connectedTo, Wellness Programs>
+<HR Information System Implementation, connectedTo, Recruitment Planning>
+<Organizational Development, policies, Candidate Sourcing>
+<Payroll Processing, resolves, Employee Data Management>
+<Recruitment Planning, coaches, Succession Planning>
+<Recruitment Planning, processes, HR Information System Implementation>
+<Succession Planning, motivates, Payroll Processing>
+<Team Building Activities, connectedTo, HR Budgeting>
+<Wellness Programs, connectedTo, Team Building Activities>
diff --git a/test/plantuml/scanned_easy/plantuml_331.txt b/test/plantuml/scanned_easy/plantuml_331.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2b713dc4279f6fce136b5cf87205ffa0044e6f72
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_331.txt
@@ -0,0 +1,42 @@
+<Accessibility for Users, connectedTo, Regulatory Compliance>
+<Accessibility for Users, partOf, Ticketing and Fare Collection>
+<Autonomous Shared Vehicles, connectedTo, Data Analytics for Usage Patterns>
+<Autonomous Shared Vehicles, connectedTo, Scooter_sharing Services>
+<Car_sharing Services, connectedTo, Data Analytics for Usage Patterns>
+<Car_sharing Services, connectedTo, Fraud Prevention>
+<Car_sharing Services, connectedTo, Route Optimization>
+<Charging or Refueling Logistics, connectedTo, Dynamic Pricing>
+<Charging or Refueling Logistics, connectedTo, Fraud Prevention>
+<Charging or Refueling Logistics, connectedTo, Micro_mobility Management>
+<Charging or Refueling Logistics, connectedTo, Regulatory Compliance>
+<Charging or Refueling Logistics, parks, Fraud Prevention>
+<Data Analytics for Usage Patterns, connectedTo, Micro_mobility Management>
+<Data Analytics for Usage Patterns, connectedTo, Public Transit Integration>
+<Data Analytics for Usage Patterns, connectedTo, Regulatory Compliance>
+<Data Analytics for Usage Patterns, connectedTo, Subscription Model Management>
+<Data Analytics for Usage Patterns, pays, Fraud Prevention>
+<Demand Prediction, connectedTo, Autonomous Shared Vehicles>
+<Demand Prediction, connectedTo, Data Analytics for Usage Patterns>
+<Demand Prediction, connectedTo, Fraud Prevention>
+<Driver Management, connectedTo, Public Transit Integration>
+<Fraud Prevention, connectedTo, Dynamic Pricing>
+<Geofencing for Operations, connectedTo, Accessibility for Users>
+<Geofencing for Operations, partOf, Ticketing and Fare Collection>
+<Micro_mobility Management, monitors, Fraud Prevention>
+<Public Transit Integration, connectedTo, User Onboarding>
+<Regulatory Compliance, connectedTo, Micro_mobility Management>
+<Route Optimization, connectedTo, Vehicle Booking>
+<Route Optimization, partOf, Vehicle Location Tracking>
+<Scooter_sharing Services, connectedTo, Car_sharing Services>
+<Scooter_sharing Services, connectedTo, Data Analytics for Usage Patterns>
+<Subscription Model Management, connectedTo, Driver Management>
+<Subscription Model Management, connectedTo, Dynamic Pricing>
+<Subscription Model Management, connectedTo, Fraud Prevention>
+<Subscription Model Management, connectedTo, Micro_mobility Management>
+<Subscription Model Management, connectedTo, Vehicle Rebalancing>
+<User Onboarding, accesses, Charging or Refueling Logistics>
+<User Onboarding, authenticates, Fraud Prevention>
+<Vehicle Booking, connectedTo, Fraud Prevention>
+<Vehicle Booking, partOf, Vehicle Location Tracking>
+<Vehicle Rebalancing, connectedTo, Geofencing for Operations>
+<Vehicle Rebalancing, partOf, Ticketing and Fare Collection>
diff --git a/test/plantuml/scanned_easy/plantuml_332.txt b/test/plantuml/scanned_easy/plantuml_332.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dd71a67d6e0808b027022944e20956700af4cc65
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_332.txt
@@ -0,0 +1,43 @@
+<Automated Parking Garages, connectedTo, Billing and Reconciliation>
+<Automated Parking Garages, connectedTo, Fleet Parking Solutions>
+<Automated Payment, connectedTo, Reservations System>
+<Automated Payment, partOf, Edge Computing for Parking Data>
+<Billing and Reconciliation, connectedTo, Mobile Parking Apps>
+<Emergency Vehicle Access Management, connectedTo, Billing and Reconciliation>
+<Emergency Vehicle Access Management, connectedTo, Maintenance of Systems>
+<Emergency Vehicle Access Management, connectedTo, Ticketing System Integration>
+<Enforcement and Fines Management, connectedTo, Maintenance of Systems>
+<Enforcement and Fines Management, connectedTo, On_Street Parking Management>
+<Event Parking Management, connectedTo, Violation Detection>
+<Event Parking Management, partOf, Barrier Gate Control>
+<Fleet Parking Solutions, connectedTo, Automated Payment>
+<Fleet Parking Solutions, connectedTo, Emergency Vehicle Access Management>
+<Fleet Parking Solutions, connectedTo, Maintenance of Systems>
+<Intelligent Traffic Management Interaction, connectedTo, Billing and Reconciliation>
+<Intelligent Traffic Management Interaction, connectedTo, Mobile Parking Apps>
+<Intelligent Traffic Management Interaction, connectedTo, Security Surveillance>
+<Intelligent Traffic Management Interaction, connectedTo, Vacancy Monitoring>
+<IoT Sensors for Parking, connectedTo, Navigation to Open Space>
+<IoT Sensors for Parking, partOf, Edge Computing for Parking Data>
+<Maintenance of Systems, connectedTo, Smart Parking Meters>
+<Mobile Parking Apps, allocates, Space Detection>
+<Mobile Parking Apps, connectedTo, Event Parking Management>
+<Navigation to Open Space, connectedTo, Smart Parking Meters>
+<Navigation to Open Space, partOf, Edge Computing for Parking Data>
+<On_Street Parking Management, connectedTo, Billing and Reconciliation>
+<On_Street Parking Management, connectedTo, Maintenance of Systems>
+<On_Street Parking Management, connectedTo, Vacancy Monitoring>
+<Parking Guidance Systems, connectedTo, Billing and Reconciliation>
+<Real_Time Information Display, repairs, Intelligent Traffic Management Interaction>
+<Reservations System, connectedTo, IoT Sensors for Parking>
+<Reservations System, partOf, Edge Computing for Parking Data>
+<Security Surveillance, connectedTo, Demand Forecasting>
+<Smart Parking Meters, connectedTo, Parking Guidance Systems>
+<Smart Parking Meters, connectedTo, Security Surveillance>
+<Smart Parking Meters, identifies, User Experience Design for Apps>
+<Space Detection, connectedTo, Security Surveillance>
+<Ticketing System Integration, connectedTo, Enforcement and Fines Management>
+<User Experience Design for Apps, connectedTo, Real_Time Information Display>
+<Vacancy Monitoring, filters, Parking Guidance Systems>
+<Violation Detection, connectedTo, Fleet Parking Solutions>
+<Violation Detection, partOf, Barrier Gate Control>
diff --git a/test/plantuml/scanned_easy/plantuml_338.puml b/test/plantuml/scanned_easy/plantuml_338.puml
new file mode 100644
index 0000000000000000000000000000000000000000..caa5d8c78140c38b67aea09c7f37ebebdd24f2df
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_338.puml
@@ -0,0 +1,52 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Born_Digital Archiving" as Group0 #E8F5E9 {
+    folder "Long_Term Digital Preservation" as nest0_0 #D6D9F0
+    node "Serialization and Item Control" as nest0_1 #FFF0CC
+    folder "Public Access Systems" as nest0_2 #FFF0CC
+}
+rectangle "Preservation Planning" as Group1 #E8F5E9 {
+    folder "Grant Writing for Archives" as nest1_0 #D6D9F0
+    artifact "Exhibition Curation" as nest1_1 #FAEBF3
+}
+node "Access and Reference Services" as N0 #FFF0CC
+folder "Authority Control for Archival Names" as N1 #D6D9F0
+folder "Ethical Use of Archival Materials" as N2 #D6D9F0
+component "Digital Forensics for Archives" as N3 #FAEBF3
+component "Records Retention Scheduling" as N4 #D6D9F0
+frame "Subject Indexing for Archives" as N5 #D6D9F0
+component "Finding Aid Creation" as N6 #D6D9F0
+database "Database Management" as N7 #D6D9F0
+component "Community Archiving Projects" as N8 #FAEBF3
+database "Oral History Collection" as N9 #D6D9F0
+circle " " as S0 #FAEBF3
+circle " " as S1 #FAEBF3
+circle " " as S2 #D6D9F0
+N0 -[#000000]-> N1
+N1 ..[#9FA9E1]..> N2
+N2 ..[#9FA9E1]..> N3
+N3 ..[#F7BEE0]..> N4
+N4 -[#FFCC80]-> N5
+N5 -[#F7BEE0]-> N6
+N6 ..[#F7BEE0]..> N7
+N7 ..[#000000]..> N8
+N8 ..[#FFCC80]..> N9
+nest0_0 -[#F7BEE0]-> nest0_1
+nest0_1 ..[#F7BEE0]..> nest0_2 : implements
+N8 -[#000000]-> nest0_0
+nest0_2 -[#9FA9E1]-> N7
+nest1_0 ..[#000000]..> nest1_1
+N1 ..[#9FA9E1]..> nest1_0
+nest1_1 -[#FFCC80]-> N8
+N6 ..[#FFCC80]..> S0
+S0 ..[#FFCC80]..> N8
+S0 -[#FFCC80]-> N9
+N4 -[#F7BEE0]-> S1
+S1 -[#F7BEE0]-> N6
+S1 ..[#000000]..> N7
+N1 -[#F7BEE0]-> S2
+S2 -[#9FA9E1]-> N8
+S2 -[#F7BEE0]-> N6
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_340.txt b/test/plantuml/scanned_easy/plantuml_340.txt
new file mode 100644
index 0000000000000000000000000000000000000000..db99d65795143d612af653a92b291230f1a9c4df
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_340.txt
@@ -0,0 +1,44 @@
+<Anti_Bribery and Corruption Compliance, connectedTo, Conflict of Interest Management>
+<Anti_Bribery and Corruption Compliance, connectedTo, Data Ethics>
+<Anti_Bribery and Corruption Compliance, connectedTo, Policy Development>
+<Anti_Bribery and Corruption Compliance, connectedTo, Regulatory Interpretation>
+<Anti_Money Laundering Compliance, connectedTo, Healthcare Compliance>
+<Anti_Money Laundering Compliance, partOf, Legal Advisory>
+<Audit Planning, assesses, Ethical Leadership Development>
+<Audit Planning, connectedTo, Corporate Governance Standards>
+<Audit Planning, connectedTo, Data Ethics>
+<Audit Planning, connectedTo, Monitoring and Enforcement>
+<Bias Mitigation, connectedTo, Audit Planning>
+<Bias Mitigation, connectedTo, Data Ethics>
+<CSR Reporting, connectedTo, Corporate Governance Standards>
+<CSR Reporting, partOf, Incident Response Planning>
+<Compliance Hotlines, connectedTo, Bias Mitigation>
+<Compliance Hotlines, connectedTo, Monitoring and Enforcement>
+<Compliance Training, connectedTo, Risk Assessment>
+<Conflict of Interest Management, connectedTo, Labor Law Compliance>
+<Conflict of Interest Management, connectedTo, Policy Development>
+<Corporate Governance Standards, connectedTo, Compliance Training>
+<Corporate Governance Standards, connectedTo, Information Security Compliance>
+<Corporate Governance Standards, educates, Monitoring and Enforcement>
+<Data Ethics, connectedTo, Ethical Decision_Making Frameworks>
+<Environmental Compliance, connectedTo, Regulatory Interpretation>
+<Ethical AI Guidelines, connectedTo, Compliance Training>
+<Ethical Decision_Making Frameworks, connectedTo, Compliance Training>
+<Ethical Decision_Making Frameworks, connectedTo, Conflict of Interest Management>
+<Ethical Decision_Making Frameworks, connectedTo, Policy Development>
+<Ethical Decision_Making Frameworks, connectedTo, Risk Assessment>
+<Ethical Leadership Development, connectedTo, Anti_Money Laundering Compliance>
+<Ethical Leadership Development, partOf, Legal Advisory>
+<Healthcare Compliance, partOf, Legal Advisory>
+<Healthcare Compliance, transparency, Ethical AI Guidelines>
+<Information Security Compliance, connectedTo, Data Ethics>
+<Information Security Compliance, connectedTo, Product Safety Compliance>
+<Labor Law Compliance, connectedTo, CSR Reporting>
+<Labor Law Compliance, partOf, Incident Response Planning>
+<Monitoring and Enforcement, connectedTo, Anti_Bribery and Corruption Compliance>
+<Policy Development, connectedTo, Ethical AI Guidelines>
+<Policy Development, procedures, Compliance Training>
+<Product Safety Compliance, mitigates, Monitoring and Enforcement>
+<Risk Assessment, connectedTo, Transparent Communication>
+<Third_Party Due Diligence, connectedTo, Environmental Compliance>
+<Transparent Communication, connectedTo, Third_Party Due Diligence>
diff --git a/test/plantuml/scanned_easy/plantuml_342.puml b/test/plantuml/scanned_easy/plantuml_342.puml
new file mode 100644
index 0000000000000000000000000000000000000000..f3a745c1c36f3f60889b1412a9cde41f9a4645e3
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_342.puml
@@ -0,0 +1,70 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Information Sharing" as Group0 #E8F5E9 {
+    database "Fusion Center Operations" as nest0_0 #C8E6C9
+    node "Training Exercises" as nest0_1 #C8E6C9
+    usecase "Legislation and Policy Development" as nest0_2 #F1F8FF
+    rectangle "Risk Analysis" as nest0_3 #C8E6C9
+}
+rectangle "Threat Assessment" as Group1 #EDE7F6 {
+    frame "Data Analytics for Terrorism" as nest1_0 #EFE6FF
+    component "Forensic Investigation of Attacks" as nest1_1 #C8E6C9
+    folder "Bomb Disposal" as nest1_2 #EFE6FF
+    artifact "Public Awareness Campaigns" as nest1_3 #F1F8FF
+}
+usecase "Transportation Security" as N0 #F1F8FF
+component "Chemical Biological Radiological Nuclear Defense" as N1 #F1F8FF
+folder "Port Security" as N2 #C8E6C9
+frame "Biometric Screening" as N3 #EFE6FF
+node "Behavioral Threat Assessment" as N4 #EFE6FF
+usecase "Psychological Operations" as N5 #EFE6FF
+artifact "Critical Infrastructure Protection" as N6 #F1F8FF
+rectangle "Homeland Security Planning" as N7 #C8E6C9
+component "Early Warning Systems" as N8 #C8E6C9
+usecase "Emergency Preparedness" as N9 #EFE6FF
+frame "Drone Countermeasures" as N10 #C8E6C9
+usecase "Law Enforcement Operations" as N11 #EFE6FF
+component "International Cooperation" as N12 #F1F8FF
+artifact "Radicalization Prevention" as N13 #EFE6FF
+node "Terrorism Financing Interdiction" as N14 #C8E6C9
+circle " " as S0 #F1F8FF
+circle " " as S1 #C8E6C9
+circle " " as M2 #EFE6FF
+N0 -[#388E3C]-> N1
+N1 ..[#42A5F5]..> N2
+N2 ..[#42A5F5]..> N3
+N3 -[#000000]-> N4
+N4 -[#42A5F5]-> N5
+N5 ..[#000000]..> N6
+N6 -[#000000]-> N7 : monitors
+N7 ..[#42A5F5]..> N8 : shares_info
+N8 -[#C2B2F0]-> N9
+N9 ..[#42A5F5]..> N10
+N10 ..[#388E3C]..> N11
+N11 -[#42A5F5]-> N12
+N12 -[#388E3C]-> N13
+N13 -[#42A5F5]-> N14
+nest0_0 -[#000000]-> nest0_1
+nest0_1 -[#C2B2F0]-> nest0_2 : evidence_collects
+nest0_2 ..[#42A5F5]..> nest0_3 : investigates
+N5 -[#000000]-> nest0_0
+nest0_3 -[#000000]-> N2
+nest1_0 ..[#388E3C]..> nest1_1
+nest1_1 -[#C2B2F0]-> nest1_2
+nest1_2 ..[#C2B2F0]..> nest1_3
+N3 ..[#000000]..> nest1_0
+nest1_3 -[#388E3C]-> N2
+N10 ..[#000000]..> S0
+S0 -[#000000]-> N13
+S0 ..[#388E3C]..> N12
+S0 -[#388E3C]-> N14
+N11 -[#000000]-> S1
+S1 -[#42A5F5]-> N13
+S1 ..[#C2B2F0]..> N14
+N9 ..[#000000]..> M2
+N12 -[#42A5F5]-> M2
+M2 -[#000000]-> N14
+N3 -[#000000]-> N13
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_343.txt b/test/plantuml/scanned_easy/plantuml_343.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fd758f6f847203fd47ba4ed56a95ede4d1f2ef18
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_343.txt
@@ -0,0 +1,33 @@
+<Anomaly Detection, connectedTo, Environmental Monitoring>
+<Anomaly Detection, connectedTo, Industrial Surveillance>
+<Anomaly Detection, connectedTo, Public Space Monitoring>
+<Anomaly Detection, manages, Automated Threat Detection>
+<Automated Threat Detection, connectedTo, Pattern Recognition>
+<Border Surveillance, blocks, Drone Surveillance>
+<Border Surveillance, partOf, Night Vision Technology>
+<Cyber Surveillance, transmits, Anomaly Detection>
+<Drone Surveillance, data_stores, Industrial Surveillance>
+<Drone Surveillance, partOf, Night Vision Technology>
+<Environmental Monitoring, connectedTo, Public Space Monitoring>
+<Ethical Guidelines, connectedTo, Automated Threat Detection>
+<Ethical Guidelines, connectedTo, Security Personnel Operations>
+<Industrial Surveillance, connectedTo, Automated Threat Detection>
+<Internet Traffic Monitoring, connectedTo, Environmental Monitoring>
+<Internet Traffic Monitoring, partOf, Data Collection>
+<Network Monitoring, connectedTo, Internet Traffic Monitoring>
+<Network Monitoring, partOf, Data Collection>
+<Privacy Concerns Mitigation, connectedTo, Automated Threat Detection>
+<Privacy Concerns Mitigation, connectedTo, Cyber Surveillance>
+<Privacy Concerns Mitigation, connectedTo, Ethical Guidelines>
+<Privacy Concerns Mitigation, connectedTo, Thermal Imaging>
+<Public Space Monitoring, connectedTo, Automated Threat Detection>
+<Public Space Monitoring, connectedTo, Industrial Surveillance>
+<Public Space Monitoring, connectedTo, Pattern Recognition>
+<Satellite Imaging, connectedTo, Privacy Concerns Mitigation>
+<Security Personnel Operations, connectedTo, Traffic Surveillance>
+<Sensor Network Deployment, connectedTo, Border Surveillance>
+<Sensor Network Deployment, partOf, Night Vision Technology>
+<Thermal Imaging, connectedTo, Sensor Network Deployment>
+<Thermal Imaging, partOf, Night Vision Technology>
+<Traffic Surveillance, connectedTo, Cyber Surveillance>
+<Traffic Surveillance, connectedTo, Network Monitoring>
diff --git a/test/plantuml/scanned_easy/plantuml_345.puml b/test/plantuml/scanned_easy/plantuml_345.puml
new file mode 100644
index 0000000000000000000000000000000000000000..70f271f68931f4f3ef80afd8c694295a1fa46712
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_345.puml
@@ -0,0 +1,64 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Drone_based Monitoring" as Group0 #E3F2FD {
+    database "Ecosystem Services Valuation" as nest0_0 #FFFDE0
+    folder "Reintroduction Programs" as nest0_1 #FFFDE0
+    frame "Satellite Tracking of Animals" as nest0_2 #E0E6E9
+}
+rectangle "Habitat Restoration" as Group1 #EDE7F6 {
+    node "Grassland Conservation" as nest1_0 #FBE9E7
+    artifact "Human_Wildlife Conflict Mitigation" as nest1_1 #FFFDE0
+    rectangle "Anti_Poaching Operations" as nest1_2 #FBE9E7
+    artifact "Genetic Diversity Analysis" as nest1_3 #E0E6E9
+}
+folder "Carbon Sequestration in Habitats" as N0 #FFFDE0
+database "Population Dynamics Study" as N1 #FBE9E7
+node "Species Monitoring" as N2 #E0E6E9
+rectangle "Translocation of Species" as N3 #FBE9E7
+cloud "Conservation Genetics" as N4 #FFFDE0
+frame "Climate Change Adaptation for Wildlife" as N5 #E0E6E9
+artifact "Captive Breeding Programs" as N6 #E0E6E9
+usecase "Ecotourism Management" as N7 #FBE9E7
+node "Ecological Survey" as N8 #E0E6E9
+rectangle "Marine Conservation" as N9 #FFFDE0
+rectangle "Protected Area Management" as N10 #FFFDE0
+circle " " as S0 #E0E6E9
+circle " " as S1 #FBE9E7
+circle " " as M0 #FBE9E7
+N0 ..[#FFF8A6]..> N1
+N1 ..[#FFF8A6]..> N2
+N2 -[#FFF8A6]-> N3
+N3 ..[#000000]..> N4
+N4 ..[#AABEC6]..> N5
+N5 ..[#AABEC6]..> N6
+N6 ..[#000000]..> N7
+N7 ..[#AABEC6]..> N8
+N8 ..[#FF8A65]..> N9
+N9 ..[#000000]..> N10
+nest0_0 -[#FF8A65]-> nest0_1
+nest0_1 -[#000000]-> nest0_2 : restores
+N1 ..[#FF8A65]..> nest0_0
+nest0_2 -[#000000]-> N10
+nest1_0 ..[#FFF8A6]..> nest1_1
+nest1_1 ..[#FFF8A6]..> nest1_2
+nest1_2 -[#FFF8A6]-> nest1_3
+N7 ..[#FFF8A6]..> nest1_0
+nest1_3 ..[#FF8A65]..> N7
+N4 -[#FF8A65]-> S0
+S0 -[#FF8A65]-> N9
+S0 ..[#FFF8A6]..> N8
+S0 -[#FFF8A6]-> N6
+S0 -[#FFF8A6]-> N10
+N1 ..[#000000]..> S1
+S1 -[#000000]-> N4
+S1 ..[#000000]..> N9
+S1 ..[#AABEC6]..> N6
+S1 -[#FFF8A6]-> N8
+N4 ..[#FF8A65]..> M0
+N5 ..[#AABEC6]..> M0
+N3 ..[#FF8A65]..> M0 : surveys
+N1 -[#AABEC6]-> M0
+M0 -[#000000]-> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_345.txt b/test/plantuml/scanned_easy/plantuml_345.txt
new file mode 100644
index 0000000000000000000000000000000000000000..84ab4695930740434d4ffa77341895ab36a5e24b
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_345.txt
@@ -0,0 +1,38 @@
+<Anti_Poaching Operations, connectedTo, Genetic Diversity Analysis>
+<Anti_Poaching Operations, partOf, Habitat Restoration>
+<Captive Breeding Programs, connectedTo, Ecotourism Management>
+<Carbon Sequestration in Habitats, connectedTo, Population Dynamics Study>
+<Climate Change Adaptation for Wildlife, connectedTo, Captive Breeding Programs>
+<Climate Change Adaptation for Wildlife, connectedTo, Ecotourism Management>
+<Conservation Genetics, connectedTo, Captive Breeding Programs>
+<Conservation Genetics, connectedTo, Climate Change Adaptation for Wildlife>
+<Conservation Genetics, connectedTo, Ecological Survey>
+<Conservation Genetics, connectedTo, Ecotourism Management>
+<Conservation Genetics, connectedTo, Marine Conservation>
+<Conservation Genetics, connectedTo, Protected Area Management>
+<Ecological Survey, connectedTo, Marine Conservation>
+<Ecosystem Services Valuation, connectedTo, Reintroduction Programs>
+<Ecosystem Services Valuation, partOf, Drone_based Monitoring>
+<Ecotourism Management, connectedTo, Ecological Survey>
+<Ecotourism Management, connectedTo, Grassland Conservation>
+<Genetic Diversity Analysis, connectedTo, Ecotourism Management>
+<Genetic Diversity Analysis, partOf, Habitat Restoration>
+<Grassland Conservation, connectedTo, Human_Wildlife Conflict Mitigation>
+<Grassland Conservation, partOf, Habitat Restoration>
+<Human_Wildlife Conflict Mitigation, connectedTo, Anti_Poaching Operations>
+<Human_Wildlife Conflict Mitigation, partOf, Habitat Restoration>
+<Marine Conservation, connectedTo, Protected Area Management>
+<Population Dynamics Study, connectedTo, Captive Breeding Programs>
+<Population Dynamics Study, connectedTo, Conservation Genetics>
+<Population Dynamics Study, connectedTo, Ecological Survey>
+<Population Dynamics Study, connectedTo, Ecosystem Services Valuation>
+<Population Dynamics Study, connectedTo, Ecotourism Management>
+<Population Dynamics Study, connectedTo, Marine Conservation>
+<Population Dynamics Study, connectedTo, Species Monitoring>
+<Reintroduction Programs, partOf, Drone_based Monitoring>
+<Reintroduction Programs, restores, Satellite Tracking of Animals>
+<Satellite Tracking of Animals, connectedTo, Protected Area Management>
+<Satellite Tracking of Animals, partOf, Drone_based Monitoring>
+<Species Monitoring, connectedTo, Translocation of Species>
+<Translocation of Species, connectedTo, Conservation Genetics>
+<Translocation of Species, surveys, Ecotourism Management>
diff --git a/test/plantuml/scanned_easy/plantuml_35.puml b/test/plantuml/scanned_easy/plantuml_35.puml
new file mode 100644
index 0000000000000000000000000000000000000000..07d54f92240a0601212bf4b36fb02ebca8e178b2
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_35.puml
@@ -0,0 +1,23 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+component "Live Chat Support" as N0 #F0F0F0
+usecase "Customer Satisfaction Survey" as N1 #FFE0B2
+folder "Personalized Assistance" as N2 #F0F0F0
+frame "Inquiry Handling" as N3 #FFE0B2
+cloud "Multilingual Support" as N4 #F0F0F0
+artifact "First Contact Resolution Optimization" as N5 #FFE0B2
+cloud "Customer Journey Mapping" as N6 #FFE0B2
+cloud "Cross_selling Opportunities" as N7 #FFE0B2
+node "Customer Onboarding Support" as N8 #FFE0B2
+N0 -[#D2D2D2]-> N1
+N1 -[#FF9800]-> N2 : videos
+N2 -[#FF9800]-> N3 : responds
+N3 ..[#FFD54F]..> N4 : returns
+N4 ..[#D2D2D2]..> N5
+N5 ..[#000000]..> N6
+N6 -[#FFD54F]-> N7 : automates
+N7 -[#FF9800]-> N8
+N6 -[#FF9800]-> N2
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_351.puml b/test/plantuml/scanned_easy/plantuml_351.puml
new file mode 100644
index 0000000000000000000000000000000000000000..d788437b24f0611cefb759c36ae304f7425c6371
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_351.puml
@@ -0,0 +1,71 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Historical Data Analysis" as Group0 #FCE4EC {
+    frame "Healthcare Digital Twins" as nest0_0 #C8E6C9
+    folder "System Integration Architecture" as nest0_1 #C8E6C9
+    cloud "Interoperability Standards" as nest0_2 #C8E6C9
+    node "Predictive Maintenance" as nest0_3 #EBEBEB
+}
+rectangle "Simulation Platform Development" as Group1 #EDE7F6 {
+    folder "Performance Monitoring" as nest1_0 #FFE0B2
+    cloud "What_If Scenario Analysis" as nest1_1 #EBEBEB
+    frame "Risk Assessment" as nest1_2 #EBEBEB
+    cloud "Operational Planning" as nest1_3 #C8E6C9
+}
+node "Cyber_Physical Systems" as N0 #FFE0B2
+artifact "Digital Twin Lifecycle Management" as N1 #FFE0B2
+usecase "Lifecycle Management" as N2 #C8E6C9
+folder "Sensor Data Integration" as N3 #C8E6C9
+rectangle "Data Governance for Twins" as N4 #FFE0B2
+component "Simulation and Prediction" as N5 #FFE0B2
+node "Automotive Digital Twins" as N6 #FFE0B2
+cloud "Asset Optimization" as N7 #FFE0B2
+component "Anomaly Detection" as N8 #C8E6C9
+frame "Augmented Reality Visualization" as N9 #C8E6C9
+rectangle "Maintenance Scheduling" as N10 #EBEBEB
+node "Virtual Reality Interaction" as N11 #C8E6C9
+circle " " as S0 #C8E6C9
+circle " " as S1 #FFE0B2
+circle " " as S2 #FFE0B2
+circle " " as M0 #FFE0B2
+circle " " as M1 #C8E6C9
+N0 ..[#000000]..> N1 : models
+N1 ..[#E0E0E0]..> N2
+N2 -[#388E3C]-> N3
+N3 -[#E0E0E0]-> N4 : risks_mitigates
+N4 -[#000000]-> N5
+N5 ..[#388E3C]..> N6
+N6 -[#FF9800]-> N7
+N7 -[#000000]-> N8
+N8 -[#388E3C]-> N9
+N9 -[#388E3C]-> N10
+N10 ..[#FF9800]..> N11
+nest0_0 -[#000000]-> nest0_1 : assets_manages
+nest0_1 -[#E0E0E0]-> nest0_2
+nest0_2 ..[#E0E0E0]..> nest0_3
+N6 -[#E0E0E0]-> nest0_0
+nest0_3 ..[#388E3C]..> N2 : upgrades
+nest1_0 -[#000000]-> nest1_1
+nest1_1 ..[#E0E0E0]..> nest1_2
+nest1_2 ..[#E0E0E0]..> nest1_3
+N10 -[#388E3C]-> nest1_0 : secures
+nest1_3 -[#388E3C]-> N1
+N8 ..[#388E3C]..> S0
+S0 ..[#000000]..> N11
+S0 ..[#000000]..> N10
+N8 -[#FF9800]-> S1
+S1 ..[#000000]..> N11
+S1 -[#388E3C]-> N10
+N5 -[#E0E0E0]-> S2
+S2 ..[#388E3C]..> N11
+S2 -[#388E3C]-> N8
+S2 ..[#388E3C]..> N7 : AI_applies
+N0 ..[#FF9800]..> M0
+N1 -[#388E3C]-> M0
+M0 -[#E0E0E0]-> N3
+N0 ..[#FF9800]..> M1
+N1 -[#FF9800]-> M1 : sensors_connects
+M1 ..[#E0E0E0]..> N3
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_353.puml b/test/plantuml/scanned_easy/plantuml_353.puml
new file mode 100644
index 0000000000000000000000000000000000000000..75005f2ba3e10a9237eb1786d792f44635e77254
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_353.puml
@@ -0,0 +1,80 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Quality Assurance" as Group0 #ECEFF1 {
+    node "Root Cause Analysis" as nest0_0 #EBEBEB
+    usecase "Six Sigma Methodologies" as nest0_1 #F9FBE7
+    rectangle "Calibration of Instruments" as nest0_2 #F9FBE7
+}
+rectangle "Quality Standards Development" as Group1 #E0F2F1 {
+    frame "Pharmaceutical Quality Control" as nest1_0 #F9FBE7
+    usecase "Automated Optical Inspection" as nest1_1 #CADEDE
+}
+folder "Inspection Procedures" as N0 #EBEBEB
+folder "Supplier Audits" as N1 #EBEBEB
+node "Metrology" as N2 #CADEDE
+artifact "Quality Data Analysis" as N3 #EBEBEB
+artifact "Product Testing" as N4 #EBEBEB
+usecase "Software Quality Assurance" as N5 #EBEBEB
+artifact "Quality Control Tools" as N6 #EBEBEB
+folder "Continuous Improvement" as N7 #CADEDE
+artifact "Risk_Based Quality Control" as N8 #CADEDE
+frame "Non_Destructive Testing" as N9 #EBEBEB
+component "Hardware Quality Testing" as N10 #CADEDE
+frame "Measurement System Analysis" as N11 #F9FBE7
+node "Testing Methods" as N12 #F9FBE7
+cloud "Process Monitoring" as N13 #EBEBEB
+folder "Quality Planning" as N14 #EBEBEB
+database "Non_Conformance Management" as N15 #CADEDE
+folder "Supplier Quality Management" as N16 #CADEDE
+folder "Food Safety Quality Control" as N17 #CADEDE
+rectangle "Quality Management Systems" as N18 #F9FBE7
+frame "Regulatory Compliance for Quality" as N19 #EBEBEB
+circle " " as S0 #CADEDE
+circle " " as S1 #EBEBEB
+circle " " as M1 #F9FBE7
+circle " " as M2 #EBEBEB
+N0 -[#000000]-> N1
+N1 ..[#E0E0E0]..> N2 : measures
+N2 -[#C0CA33]-> N3
+N3 ..[#000000]..> N4
+N4 ..[#E0E0E0]..> N5
+N5 -[#E0E0E0]-> N6
+N6 ..[#C0CA33]..> N7
+N7 ..[#000000]..> N8
+N8 ..[#94C0C0]..> N9 : services_assesses
+N9 -[#E0E0E0]-> N10
+N10 ..[#94C0C0]..> N11 : monitors
+N11 -[#94C0C0]-> N12
+N12 -[#000000]-> N13 : tools_uses
+N13 -[#C0CA33]-> N14
+N14 -[#000000]-> N15
+N15 ..[#94C0C0]..> N16
+N16 -[#000000]-> N17
+N17 ..[#94C0C0]..> N18
+N18 -[#000000]-> N19
+nest0_0 -[#E0E0E0]-> nest0_1
+nest0_1 ..[#000000]..> nest0_2
+N10 ..[#94C0C0]..> nest0_0
+nest0_2 ..[#94C0C0]..> N6
+nest1_0 -[#000000]-> nest1_1
+N2 -[#94C0C0]-> nest1_0
+nest1_1 ..[#C0CA33]..> N10
+N12 -[#C0CA33]-> S0
+S0 ..[#C0CA33]..> N14
+S0 ..[#E0E0E0]..> N16
+S0 ..[#E0E0E0]..> N19
+N12 ..[#C0CA33]..> S1
+S1 ..[#94C0C0]..> N14
+S1 -[#E0E0E0]-> N15 : systems_controls
+N1 ..[#94C0C0]..> M1
+N8 ..[#000000]..> M1
+N14 ..[#94C0C0]..> M1
+M1 ..[#94C0C0]..> N16
+N6 ..[#000000]..> M2
+N9 ..[#94C0C0]..> M2
+N7 ..[#E0E0E0]..> M2
+N2 -[#000000]-> M2
+M2 -[#000000]-> N15
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_355.puml b/test/plantuml/scanned_easy/plantuml_355.puml
new file mode 100644
index 0000000000000000000000000000000000000000..864311aa5335e223c819575b13e478b1ec636378
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_355.puml
@@ -0,0 +1,76 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Herd Health Monitoring" as Group0 #FBE9E7 {
+    folder "Sustainability Metrics Tracking" as nest0_0 #D0EFEE
+    folder "AI for Crop Disease Detection" as nest0_1 #D6D9F0
+}
+rectangle "Automated Irrigation" as Group1 #FBE9E7 {
+    database "Livestock Feeding Automation" as nest1_0 #E0F7FA
+    frame "Variable Rate Application" as nest1_1 #E0F7FA
+    cloud "Yield Mapping" as nest1_2 #E0F7FA
+}
+frame "Resource Optimization" as N0 #D6D9F0
+folder "Sensor Deployment" as N1 #D0EFEE
+cloud "Vertical Farming Technology" as N2 #D6D9F0
+node "Carbon Farming Initiatives" as N3 #E0F7FA
+rectangle "Pest and Disease Management Systems" as N4 #D0EFEE
+cloud "Smart Livestock Monitoring" as N5 #D0EFEE
+frame "Aquaculture Monitoring" as N6 #E0F7FA
+rectangle "Digital Agronomy" as N7 #E0F7FA
+folder "Predictive Analytics for Harvest" as N8 #D6D9F0
+usecase "Data Security in Agriculture" as N9 #D6D9F0
+usecase "Farm Data Integration" as N10 #D6D9F0
+frame "Farm Robotics" as N11 #D6D9F0
+usecase "Automated Farm Machinery" as N12 #E0F7FA
+folder "Crop Insurance Assessment" as N13 #D0EFEE
+folder "Crop Health Monitoring" as N14 #D0EFEE
+circle " " as S0 #E0F7FA
+circle " " as S1 #D6D9F0
+circle " " as S2 #E0F7FA
+circle " " as M0 #E0F7FA
+circle " " as M1 #D6D9F0
+circle " " as M2 #D6D9F0
+N0 ..[#9FA9E1]..> N1
+N1 ..[#00BCD4]..> N2
+N2 -[#00BCD4]-> N3
+N3 -[#000000]-> N4
+N4 -[#9FA9E1]-> N5
+N5 -[#000000]-> N6
+N6 ..[#00BCD4]..> N7
+N7 -[#73C6BC]-> N8
+N8 -[#000000]-> N9
+N9 -[#00BCD4]-> N10
+N10 -[#73C6BC]-> N11
+N11 ..[#000000]..> N12
+N12 -[#73C6BC]-> N13
+N13 -[#000000]-> N14
+nest0_0 ..[#73C6BC]..> nest0_1
+N1 -[#73C6BC]-> nest0_0
+nest0_1 ..[#00BCD4]..> N3
+nest1_0 -[#73C6BC]-> nest1_1
+nest1_1 -[#000000]-> nest1_2
+N7 -[#73C6BC]-> nest1_0
+nest1_2 -[#73C6BC]-> N14
+N0 -[#000000]-> S0
+S0 ..[#000000]..> N9
+S0 ..[#9FA9E1]..> N10
+N1 -[#000000]-> S1
+S1 -[#00BCD4]-> N8
+S1 -[#9FA9E1]-> N4
+N7 -[#9FA9E1]-> S2
+S2 -[#73C6BC]-> N12
+S2 -[#9FA9E1]-> N13
+S2 -[#00BCD4]-> N11
+N5 -[#000000]-> M0
+N8 -[#73C6BC]-> M0
+M0 ..[#9FA9E1]..> N10
+N6 ..[#73C6BC]..> M1
+N0 -[#9FA9E1]-> M1
+N5 -[#000000]-> M1
+M1 ..[#000000]..> N8
+N6 -[#000000]-> M2
+N0 ..[#00BCD4]..> M2
+M2 ..[#00BCD4]..> N12
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_360.puml b/test/plantuml/scanned_easy/plantuml_360.puml
new file mode 100644
index 0000000000000000000000000000000000000000..9d464c0b6ecaf717735771d8324e7a766b75dcdb
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_360.puml
@@ -0,0 +1,62 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "Augmented Reality in Education" as Group0 #E8F5E9 {
+    component "Virtual Reality in Education" as nest0_0 #F3E5F5
+    cloud "Blockchain for Educational Credentials" as nest0_1 #F3E5F5
+}
+rectangle "Professional Development for Educators" as Group1 #FCE4EC {
+    rectangle "Learning Management System Development" as nest1_0 #B3E5FC
+    folder "Virtual Labs" as nest1_1 #E6EE9C
+    usecase "Adaptive Learning Systems" as nest1_2 #E6EE9C
+}
+artifact "Cybersecurity for EdTech" as N0 #B3E5FC
+folder "Assessment Tools" as N1 #B3E5FC
+database "Remote Learning Solutions" as N2 #B3E5FC
+artifact "Educational Apps Development" as N3 #B3E5FC
+database "Badging and Certification Systems" as N4 #F3E5F5
+cloud "Data Privacy in Education" as N5 #F3E5F5
+database "Student Information Systems" as N6 #B3E5FC
+folder "Machine Learning for Learning Analytics" as N7 #E6EE9C
+folder "Educational Robotics" as N8 #E6EE9C
+cloud "Social_Emotional Learning Tools" as N9 #B3E5FC
+component "Online Tutoring Platforms" as N10 #B3E5FC
+node "Digital Textbooks" as N11 #F3E5F5
+frame "Virtual Classrooms" as N12 #E6EE9C
+rectangle "Teacher Training Platforms" as N13 #E6EE9C
+circle " " as S0 #F3E5F5
+circle " " as S1 #F3E5F5
+circle " " as M0 #F3E5F5
+N0 ..[#03A9F4]..> N1
+N1 ..[#CDDC39]..> N2
+N2 ..[#CDDC39]..> N3 : sells
+N3 ..[#CDDC39]..> N4
+N4 ..[#CDDC39]..> N5
+N5 ..[#CDDC39]..> N6 : funds
+N6 ..[#000000]..> N7
+N7 -[#03A9F4]-> N8
+N8 ..[#CDDC39]..> N9
+N9 ..[#BA68C8]..> N10
+N10 ..[#000000]..> N11
+N11 -[#03A9F4]-> N12
+N12 ..[#000000]..> N13
+nest0_0 -[#CDDC39]-> nest0_1
+N5 -[#BA68C8]-> nest0_0
+nest0_1 ..[#03A9F4]..> N11
+nest1_0 ..[#000000]..> nest1_1
+nest1_1 -[#CDDC39]-> nest1_2
+N7 ..[#CDDC39]..> nest1_0
+nest1_2 ..[#CDDC39]..> N13
+N2 ..[#03A9F4]..> S0
+S0 ..[#CDDC39]..> N4
+S0 -[#000000]-> N10
+S0 ..[#BA68C8]..> N6
+N7 ..[#03A9F4]..> S1
+S1 -[#CDDC39]-> N9
+S1 -[#000000]-> N10
+N7 -[#000000]-> M0
+N1 ..[#03A9F4]..> M0
+N2 ..[#BA68C8]..> M0
+M0 ..[#BA68C8]..> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_38.puml b/test/plantuml/scanned_easy/plantuml_38.puml
new file mode 100644
index 0000000000000000000000000000000000000000..1b74153d827da101410ac91ff289ffe2448cdce3
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_38.puml
@@ -0,0 +1,26 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+frame "Voyage Optimization" as N0 #E9F7E8
+rectangle "Customs Clearance" as N1 #E9F7E8
+folder "Marine Data Analytics" as N2 #E9F7E8
+database "Maritime Law Compliance" as N3 #FFFDE7
+node "Freight Forwarding" as N4 #E9F7E8
+folder "Subsea Cable Laying" as N5 #C8EDFF
+database "Port Operations" as N6 #E9F7E8
+folder "Marine Safety Inspection" as N7 #E9F7E8
+node "Fisheries Management" as N8 #FFFDE7
+usecase "Salvage Operations" as N9 #FFFDE7
+N0 -[#000000]-> N1
+N1 -[#FFF176]-> N2
+N2 -[#000000]-> N3 : charts
+N3 -[#82DAFF]-> N4 : optimizes
+N4 -[#6EB76D]-> N5
+N5 ..[#82DAFF]..> N6 : engines
+N6 ..[#000000]..> N7
+N7 ..[#6EB76D]..> N8 : routes
+N8 -[#6EB76D]-> N9
+N1 ..[#FFF176]..> N9 : conserves
+N3 ..[#82DAFF]..> N2
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_41.txt b/test/plantuml/scanned_easy/plantuml_41.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b4ea6218b36e79a80a8347d37f5e2c9ed07c8b34
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_41.txt
@@ -0,0 +1,11 @@
+<Agricultural Weather Advisory, calibrates, Atmospheric Data Collection>
+<Air Quality Forecasting, analyzes, Agricultural Weather Advisory>
+<Atmospheric Data Collection, simulates, Synoptic Chart Analysis>
+<Climate Modeling, connectedTo, Meteorological Station Maintenance>
+<Flood Prediction, archives, Agricultural Weather Advisory>
+<Flood Prediction, maintains, Marine Weather Forecast>
+<Marine Weather Forecast, advises, Climate Modeling>
+<Meteorological Station Maintenance, connectedTo, Snowfall Measurement>
+<Snowfall Measurement, models, Air Quality Forecasting>
+<Synoptic Chart Analysis, connectedTo, Agricultural Weather Advisory>
+<Synoptic Chart Analysis, retrieves, Weather Forecasting>
diff --git a/test/plantuml/scanned_easy/plantuml_42.puml b/test/plantuml/scanned_easy/plantuml_42.puml
new file mode 100644
index 0000000000000000000000000000000000000000..0bbd08551842132690faa91e9d03b591f620190a
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_42.puml
@@ -0,0 +1,22 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+database "Container Management" as N0 #CFD8DC
+database "Landfill Gas Collection" as N1 #C2E8E6
+frame "Smart Waste Bins" as N2 #CFD8DC
+node "Public Education on Waste" as N3 #EDE7F6
+usecase "Hazardous Waste Disposal" as N4 #CFD8DC
+usecase "Waste Collection" as N5 #C2E8E6
+folder "Waste Incineration" as N6 #EDE7F6
+folder "Zero Waste Initiatives" as N7 #CFD8DC
+N0 -[#61CAC3]-> N1
+N1 ..[#000000]..> N2 : inspects
+N2 -[#9575CD]-> N3 : controls
+N3 ..[#607D8B]..> N4 : develops
+N4 -[#000000]-> N5 : reclaims
+N5 -[#000000]-> N6 : minimizes
+N6 -[#61CAC3]-> N7
+N4 ..[#9575CD]..> N1 : measures
+N3 -[#000000]-> N7
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_44.txt b/test/plantuml/scanned_easy/plantuml_44.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d9c031b8c81893adf563cea0089e7828286d1fb7
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_44.txt
@@ -0,0 +1,9 @@
+<Hazardous Material Recovery, manufactures, Recycling Infrastructure Development>
+<Material Collection, supports, Material Purity Testing>
+<New Product Manufacturing, connectedTo, Textile Recycling>
+<Product Design for Recyclability, connectedTo, Material Collection>
+<Recycling Data Tracking, optimizes, Hazardous Material Recovery>
+<Recycling Infrastructure Development, connectedTo, Tyre Recycling>
+<Textile Recycling, collects, Recycling Data Tracking>
+<Textile Recycling, connectedTo, Recycling Infrastructure Development>
+<Tyre Recycling, converts, Product Design for Recyclability>
diff --git a/test/plantuml/scanned_easy/plantuml_45.txt b/test/plantuml/scanned_easy/plantuml_45.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f1dcdfe7d259d9d9a794cd036242f9e6a6902dd
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_45.txt
@@ -0,0 +1,10 @@
+<Agroforestry Systems, removes, Forest Research>
+<Forest Fire Management, transports, Agroforestry Systems>
+<Forest Research, plants, Reforestation>
+<Forestry Equipment Maintenance, connectedTo, Agroforestry Systems>
+<Forestry Equipment Maintenance, connectedTo, Silviculture>
+<Non_Timber Forest Product Collection, restricts, Forestry Equipment Maintenance>
+<Recreation Management, audits, Forest Fire Management>
+<Recreation Management, connectedTo, Reforestation>
+<Reforestation, grades, Watershed Protection>
+<Silviculture, connectedTo, Recreation Management>
diff --git a/test/plantuml/scanned_easy/plantuml_47.puml b/test/plantuml/scanned_easy/plantuml_47.puml
new file mode 100644
index 0000000000000000000000000000000000000000..70deece357befb3d1445e5ebf4d2b86f03c16aa7
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_47.puml
@@ -0,0 +1,28 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+cloud "Toddler Activities" as N0 #D1C4E9
+node "Preschool Education" as N1 #B3E5FC
+artifact "Curriculum Planning" as N2 #D1C4E9
+cloud "Group Activities Coordination" as N3 #D1C4E9
+cloud "Special Needs Accommodation" as N4 #B3E5FC
+folder "Potty Training Assistance" as N5 #E6EE9C
+node "Child Psychology Application" as N6 #B3E5FC
+usecase "Story Time Reading" as N7 #E6EE9C
+rectangle "First Aid Administration" as N8 #D1C4E9
+rectangle "Sensory Play" as N9 #E6EE9C
+artifact "Child Protection Policies" as N10 #E6EE9C
+N0 -[#000000]-> N1 : documents
+N1 -[#CDDC39]-> N2 : guides
+N2 ..[#000000]..> N3
+N3 -[#CDDC39]-> N4 : prepares
+N4 -[#000000]-> N5 : monitors
+N5 -[#CDDC39]-> N6 : plays with
+N6 ..[#7E57C2]..> N7
+N7 -[#CDDC39]-> N8
+N8 ..[#7E57C2]..> N9 : cares for
+N9 ..[#CDDC39]..> N10 : disciplines
+N10 -[#03A9F4]-> N6
+N8 -[#03A9F4]-> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_48.puml b/test/plantuml/scanned_easy/plantuml_48.puml
new file mode 100644
index 0000000000000000000000000000000000000000..2524761203ab968628b508a324f92841a9c0e803
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_48.puml
@@ -0,0 +1,28 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+cloud "Social Engagement Activities" as N0 #FDFCEB
+database "Emergency Response System Monitoring" as N1 #C9F0F0
+artifact "Nutritional Assessment" as N2 #FFCCBC
+folder "Mobility Support" as N3 #FDFCEB
+node "Chronic Disease Management" as N4 #C9F0F0
+folder "Medication Management" as N5 #C9F0F0
+folder "Occupational Therapy" as N6 #FFCCBC
+cloud "Financial Management Assistance" as N7 #C9F0F0
+component "Transportation Assistance" as N8 #FDFCEB
+rectangle "Respite Care" as N9 #FFCCBC
+usecase "Incontinence Care" as N10 #FDFCEB
+N0 ..[#4DD0E1]..> N1 : prevents
+N1 -[#FF5722]-> N2 : counsels
+N2 -[#FF5722]-> N3
+N3 -[#FF5722]-> N4 : administers
+N4 ..[#FF5722]..> N5 : secures
+N5 -[#000000]-> N6
+N6 -[#4DD0E1]-> N7 : manages
+N7 ..[#4DD0E1]..> N8 : oversees
+N8 ..[#FF5722]..> N9
+N9 ..[#000000]..> N10 : accompanies
+N8 ..[#FF5722]..> N2
+N5 -[#FF5722]-> N9 : comforts
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_49.txt b/test/plantuml/scanned_easy/plantuml_49.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ff262bac2c6b8b3ec4dd2149ae46722afb3377d0
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_49.txt
@@ -0,0 +1,12 @@
+<Community Preparedness, locates, Communication Protocols>
+<Economic Recovery Initiatives, analyzes, Medical Aid Deployment>
+<Economic Recovery Initiatives, connectedTo, Emergency Drills and Exercises>
+<Emergency Drills and Exercises, connectedTo, Community Preparedness>
+<Emergency Drills and Exercises, rescues, Medical Aid Deployment>
+<Environmental Remediation, connectedTo, Economic Recovery Initiatives>
+<Infrastructure Repair, connectedTo, Environmental Remediation>
+<International Aid Coordination, trains, Emergency Drills and Exercises>
+<Medical Aid Deployment, evacuates, Volunteer Coordination>
+<Resource Mobilization, connectedTo, Infrastructure Repair>
+<Search and Rescue Operations, connectedTo, Resource Mobilization>
+<Volunteer Coordination, connectedTo, International Aid Coordination>
diff --git a/test/plantuml/scanned_easy/plantuml_5.puml b/test/plantuml/scanned_easy/plantuml_5.puml
new file mode 100644
index 0000000000000000000000000000000000000000..b9cd1214e32970952e085b45bb658b6c5f32ae9c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_5.puml
@@ -0,0 +1,27 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Data Analytics Reporting" as N0 #C8E6C9
+database "Price Adjustment" as N1 #C8E6C9
+node "Delivery Tracking" as N2 #C8EDFF
+cloud "Order Confirmation" as N3 #C8EDFF
+database "Shipment" as N4 #C8E6C9
+database "Refund Process" as N5 #C8EDFF
+frame "Customer Review" as N6 #E8F0EA
+component "Fraud Detection" as N7 #C8E6C9
+cloud "Live Chat Support" as N8 #C8E6C9
+database "Warehouse Management" as N9 #E8F0EA
+folder "Payment Gateway Reconciliation" as N10 #C8E6C9
+N0 -[#000000]-> N1 : supports
+N1 ..[#000000]..> N2
+N2 -[#4CAF50]-> N3 : manages
+N3 -[#4CAF50]-> N4 : bundles
+N4 -[#000000]-> N5 : inquires
+N5 ..[#82DAFF]..> N6
+N6 ..[#92C79A]..> N7 : secures
+N7 -[#92C79A]-> N8 : generates
+N8 -[#92C79A]-> N9 : pays
+N9 -[#82DAFF]-> N10 : notifies
+N0 ..[#92C79A]..> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_53.txt b/test/plantuml/scanned_easy/plantuml_53.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e6565b9ac6b0fa8bd491a9bd59bc3ab2c4445548
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_53.txt
@@ -0,0 +1,12 @@
+<3D Printed Tooling, connectedTo, Printing Parameter Optimization>
+<Aerospace Part Production, connectedTo, 3D Printed Tooling>
+<Aerospace Part Production, protects, Stereolithography>
+<Food Printing, optimizes, Maintenance and Repair of Printers>
+<Maintenance and Repair of Printers, maintains, On_Demand Production>
+<Mass Customization, connectedTo, Aerospace Part Production>
+<On_Demand Production, innovates, Selective Laser Sintering>
+<Rapid Manufacturing, monitors, Stereolithography>
+<Reverse Engineering with 3D Printing, connectedTo, 3D Printed Tooling>
+<Reverse Engineering with 3D Printing, connectedTo, Rapid Manufacturing>
+<Selective Laser Sintering, connectedTo, Mass Customization>
+<Stereolithography, finishes, Food Printing>
diff --git a/test/plantuml/scanned_easy/plantuml_54.puml b/test/plantuml/scanned_easy/plantuml_54.puml
new file mode 100644
index 0000000000000000000000000000000000000000..068d9609c00043dec05935605f6370cd9af949aa
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_54.puml
@@ -0,0 +1,24 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+node "Nanofabrication Techniques" as N0 #FFF6D9
+usecase "Solar Cell Efficiency Enhancement" as N1 #D3F7F9
+rectangle "X_ray Diffraction" as N2 #B2EBF2
+rectangle "Energy Storage Applications" as N3 #D3F7F9
+usecase "Advanced Materials Research" as N4 #D3F7F9
+usecase "Spintronics" as N5 #FFF6D9
+folder "Biosensors" as N6 #D3F7F9
+rectangle "Graphene Production" as N7 #B2EBF2
+artifact "Quantum Dots" as N8 #B2EBF2
+N0 ..[#00BCD4]..> N1
+N1 -[#FFCC7A]-> N2 : complies
+N2 ..[#FFCC7A]..> N3 : produces
+N3 ..[#000000]..> N4 : protects
+N4 ..[#00BCD4]..> N5 : monitors
+N5 -[#FFCC7A]-> N6
+N6 ..[#FFCC7A]..> N7
+N7 ..[#80DDEA]..> N8
+N8 ..[#000000]..> N6 : catalyzes
+N3 ..[#000000]..> N0 : filters
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_60.txt b/test/plantuml/scanned_easy/plantuml_60.txt
new file mode 100644
index 0000000000000000000000000000000000000000..52c06156e40b0aa72e5c06f66a9e880fac3de5f7
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_60.txt
@@ -0,0 +1,8 @@
+<Fact_Checking, audios, Social Media Post Creation>
+<Fact_Checking, connectedTo, Interview Conduct>
+<Graphic Design, connectedTo, Fact_Checking>
+<Ideation and Brainstorming, connectedTo, Keyword Research>
+<Interview Conduct, connectedTo, Search Engine Optimization>
+<Keyword Research, hosts, Voice Acting or Narration>
+<Social Media Post Creation, collaborates, Ideation and Brainstorming>
+<Voice Acting or Narration, outlines, Interview Conduct>
diff --git a/test/plantuml/scanned_easy/plantuml_63.puml b/test/plantuml/scanned_easy/plantuml_63.puml
new file mode 100644
index 0000000000000000000000000000000000000000..98c7a3ea12014b110f581255909abb7aa22272d5
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_63.puml
@@ -0,0 +1,28 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+rectangle "A or B Testing for Marketing" as N0 #D0E0F8
+node "Guerilla Marketing" as N1 #C8E6C9
+artifact "Website Design and Optimization" as N2 #C8E6C9
+folder "Brand Strategy Development" as N3 #EDE7F6
+component "Event Marketing" as N4 #EDE7F6
+folder "Market Research" as N5 #C8E6C9
+node "Social Media Marketing" as N6 #EDE7F6
+cloud "Brand Reputation Management" as N7 #EDE7F6
+rectangle "Target Audience Identification" as N8 #D0E0F8
+folder "Customer Segmentation" as N9 #EDE7F6
+node "Promotional Campaigns" as N10 #C8E6C9
+N0 -[#388E3C]-> N1 : promotes sales
+N1 -[#4285F4]-> N2 : A or B tests
+N2 -[#388E3C]-> N3
+N3 -[#000000]-> N4 : enhances experiences
+N4 -[#9575CD]-> N5
+N5 ..[#000000]..> N6 : researches
+N6 -[#9575CD]-> N7
+N7 -[#388E3C]-> N8 : retargets ads
+N8 ..[#4285F4]..> N9
+N9 ..[#9575CD]..> N10 : mobile marketing
+N10 ..[#388E3C]..> N0
+N0 -[#000000]-> N9
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_64.puml b/test/plantuml/scanned_easy/plantuml_64.puml
new file mode 100644
index 0000000000000000000000000000000000000000..e0298c563e1840d5723013917b62eb159d0789c5
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_64.puml
@@ -0,0 +1,30 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+artifact "Competitor Ad Analysis" as N0 #FDFCEB
+artifact "Interactive Ad Formats" as N1 #FDFCEB
+folder "Outdoor Advertising" as N2 #E3F2FD
+node "Direct Response Campaigns" as N3 #C8EDFF
+cloud "Regulatory Compliance for Ads" as N4 #E3F2FD
+artifact "Ad Copywriting" as N5 #E3F2FD
+folder "Ad Network Management" as N6 #FDFCEB
+frame "Geo_Targeting" as N7 #C8EDFF
+folder "Audience Targeting" as N8 #E3F2FD
+usecase "Performance Tracking" as N9 #FDFCEB
+usecase "Brand Awareness Campaigns" as N10 #FDFCEB
+folder "Ad Placement Optimization" as N11 #FDFCEB
+N0 -[#64B5F6]-> N1 : implements retargeting
+N1 ..[#000000]..> N2
+N2 -[#64B5F6]-> N3 : drives conversions
+N3 ..[#EAEFA5]..> N4 : television ads
+N4 ..[#82DAFF]..> N5
+N5 ..[#82DAFF]..> N6 : search ads
+N6 ..[#000000]..> N7 : uses geo_targeting
+N7 -[#000000]-> N8 : manages budgets
+N8 -[#000000]-> N9
+N9 -[#000000]-> N10 : targets demographics
+N10 ..[#82DAFF]..> N11 : programmatic ads
+N3 ..[#EAEFA5]..> N11
+N6 -[#82DAFF]-> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_67.txt b/test/plantuml/scanned_easy/plantuml_67.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d3b8e7320a86c05d73886f2751c97fd8073d8a5c
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_67.txt
@@ -0,0 +1,12 @@
+<Community Building, connectedTo, Manufacturing Planning>
+<Due Diligence for Projects, connectedTo, Investor Relations>
+<Due Diligence for Projects, connectedTo, Social Media Promotion>
+<Financial Projection Analysis, analyzes data, Social Media Promotion>
+<Investor Relations, conducts outreach, Community Building>
+<Manufacturing Planning, connectedTo, Financial Projection Analysis>
+<Pitch Deck Preparation, connectedTo, Video Production for Campaigns>
+<Platform Fee Management, collects donations, Press Outreach>
+<Press Outreach, facilitates international campaigns, Due Diligence for Projects>
+<Social Media Promotion, produces content, Post_Campaign Updates>
+<Video Production for Campaigns, communicates updates, Platform Fee Management>
+<Video Production for Campaigns, connectedTo, Financial Projection Analysis>
diff --git a/test/plantuml/scanned_easy/plantuml_69.txt b/test/plantuml/scanned_easy/plantuml_69.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5b85900c3e1226fe6bf4e9ff9936fec0d54a28be
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_69.txt
@@ -0,0 +1,11 @@
+<Compliance and Governance at Edge, connectedTo, Sensor Data Aggregation>
+<Connectivity to Cloud, manages APIs, Fault Tolerance at Edge>
+<Containerization at Edge, connectedTo, Compliance and Governance at Edge>
+<Data Filtering at Edge, stores data temporarily, Connectivity to Cloud>
+<Edge Device Deployment, synchronizes data, Containerization at Edge>
+<Edge Device Provisioning, connectedTo, Sensor Data Aggregation>
+<Edge Device Provisioning, optimizes bandwidth, Edge Device Deployment>
+<Fault Tolerance at Edge, connectedTo, Power Consumption Optimization>
+<Fault Tolerance at Edge, connectedTo, Sensor Data Aggregation>
+<Power Consumption Optimization, connectedTo, Edge Device Provisioning>
+<Sensor Data Aggregation, performs real_time analytics, Edge Application Development>
diff --git a/test/plantuml/scanned_easy/plantuml_7.puml b/test/plantuml/scanned_easy/plantuml_7.puml
new file mode 100644
index 0000000000000000000000000000000000000000..7402b1151fc132a96ffd33a29294c9ad6310a4d8
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_7.puml
@@ -0,0 +1,27 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+component "Energy Market Analysis" as N0 #C9EFEC
+frame "Usage Billing" as N1 #FFCCBC
+artifact "Substation Automation" as N2 #C9EFEC
+folder "Grid Balancing" as N3 #F5F5F5
+frame "Demand Forecast" as N4 #FFCCBC
+frame "Circuit Breaker Operation" as N5 #FFCCBC
+folder "Alert Dispatch" as N6 #F5F5F5
+usecase "Oil and Gas Exploration" as N7 #F5F5F5
+rectangle "Energy Trading" as N8 #FFCCBC
+frame "Outage Detection" as N9 #F5F5F5
+usecase "Energy Efficiency Audit" as N10 #F5F5F5
+N0 -[#FF5722]-> N1
+N1 ..[#FF5722]..> N2
+N2 -[#000000]-> N3
+N3 ..[#000000]..> N4
+N4 ..[#000000]..> N5 : consumes
+N5 ..[#BDBDBD]..> N6
+N6 -[#6FE1D5]-> N7 : transforms
+N7 ..[#BDBDBD]..> N8
+N8 -[#6FE1D5]-> N9 : manages
+N9 ..[#FF5722]..> N10 : transmits
+N9 ..[#6FE1D5]..> N4 : secures
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_7.txt b/test/plantuml/scanned_easy/plantuml_7.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ceeca5fb98a76c572cf0b952d22daa46cae4b4f4
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_7.txt
@@ -0,0 +1,11 @@
+<Alert Dispatch, transforms, Oil and Gas Exploration>
+<Circuit Breaker Operation, connectedTo, Alert Dispatch>
+<Demand Forecast, consumes, Circuit Breaker Operation>
+<Energy Market Analysis, connectedTo, Usage Billing>
+<Energy Trading, manages, Outage Detection>
+<Grid Balancing, connectedTo, Demand Forecast>
+<Oil and Gas Exploration, connectedTo, Energy Trading>
+<Outage Detection, secures, Demand Forecast>
+<Outage Detection, transmits, Energy Efficiency Audit>
+<Substation Automation, connectedTo, Grid Balancing>
+<Usage Billing, connectedTo, Substation Automation>
diff --git a/test/plantuml/scanned_easy/plantuml_70.puml b/test/plantuml/scanned_easy/plantuml_70.puml
new file mode 100644
index 0000000000000000000000000000000000000000..38da715ddf62eaf737638f93e9b9671f8a44f820
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_70.puml
@@ -0,0 +1,21 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+component "DevOps on Cloud" as N0 #F5F5F5
+folder "Hybrid Cloud Deployment" as N1 #FFECB3
+frame "Cloud Governance" as N2 #FFE0B2
+rectangle "Compliance in Cloud" as N3 #FFECB3
+node "Cloud Automation" as N4 #FFE0B2
+artifact "CI or CD Pipelines in Cloud" as N5 #FFECB3
+frame "Cloud Backup Solutions" as N6 #FFECB3
+node "API Management in Cloud" as N7 #F5F5F5
+N0 ..[#BDBDBD]..> N1 : ensures governance
+N1 ..[#FF9800]..> N2
+N2 ..[#FF9800]..> N3 : performs backups
+N3 ..[#000000]..> N4
+N4 ..[#000000]..> N5
+N5 ..[#BDBDBD]..> N6
+N6 -[#FFC107]-> N7
+N7 -[#FF9800]-> N1 : optimizes costs
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_71.puml b/test/plantuml/scanned_easy/plantuml_71.puml
new file mode 100644
index 0000000000000000000000000000000000000000..39942420f5cffef4f765d8cfad927f6dfafd12ab
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_71.puml
@@ -0,0 +1,21 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Network Security" as N0 #CFD8DC
+usecase "Cloud Integration with On_premise" as N1 #EFE6FF
+component "Operating System Installation" as N2 #E4E0DF
+folder "Monitoring and Alerting" as N3 #CFD8DC
+frame "Disaster Recovery Planning" as N4 #EFE6FF
+folder "Antivirus and Endpoint Protection" as N5 #EFE6FF
+database "Cabling and Wiring" as N6 #CFD8DC
+component "Patch Management" as N7 #EFE6FF
+N0 ..[#607D8B]..> N1
+N1 ..[#607D8B]..> N2
+N2 ..[#BDAFA8]..> N3 : configures load balancers
+N3 ..[#607D8B]..> N4 : secures systems
+N4 ..[#BDAFA8]..> N5
+N5 ..[#607D8B]..> N6
+N6 -[#C2B2F0]-> N7 : manages access controls
+N7 ..[#C2B2F0]..> N5
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_72.txt b/test/plantuml/scanned_easy/plantuml_72.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5849f4a0fb79d3d832fdfe1bf7cc0b3984538642
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_72.txt
@@ -0,0 +1,12 @@
+<Cloud Native Development, implements CI, Container Orchestration>
+<Configuration Management, connectedTo, Post_Mortem Analysis>
+<Configuration Management, optimizes costs, Pipeline Automation>
+<Container Orchestration, gathers feedback, Infrastructure as Code>
+<Infrastructure as Code, manages environments, Release Management>
+<Microservices Architecture, connectedTo, Security in DevOps>
+<Performance Metrics Analysis, connectedTo, Post_Mortem Analysis>
+<Post_Mortem Analysis, automates pipelines, Cloud Native Development>
+<Post_Mortem Analysis, orchestrates containers, Configuration Management>
+<Release Management, connectedTo, Performance Metrics Analysis>
+<Security in DevOps, implements SRE, Cloud Native Development>
+<Serverless Deployment, practices chaos engineering, Microservices Architecture>
diff --git a/test/plantuml/scanned_easy/plantuml_74.puml b/test/plantuml/scanned_easy/plantuml_74.puml
new file mode 100644
index 0000000000000000000000000000000000000000..c831df1aaa0b78b1a6af6c6f0e07a10cd3bda7e3
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_74.puml
@@ -0,0 +1,26 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+database "Schematic Capture" as N0 #D0E0F8
+cloud "Signal Integrity Analysis" as N1 #FFECB3
+component "Manufacturing Process Planning" as N2 #D0E0F8
+cloud "Component Selection" as N3 #F8FDD3
+artifact "Low_Power Design" as N4 #F8FDD3
+cloud "FPGA Design" as N5 #D0E0F8
+rectangle "Testing and Validation" as N6 #D0E0F8
+folder "Mixed_Signal Design" as N7 #D0E0F8
+usecase "Supply Chain Management for Components" as N8 #F8FDD3
+database "Actuator Control" as N9 #FFECB3
+N0 ..[#FFC107]..> N1
+N1 -[#4285F4]-> N2 : designs optical systems
+N2 -[#000000]-> N3
+N3 ..[#D3EB9F]..> N4 : performs reverse engineering
+N4 -[#D3EB9F]-> N5 : ensures quality
+N5 ..[#D3EB9F]..> N6 : selects components
+N6 -[#D3EB9F]-> N7 : manages EMC
+N7 -[#D3EB9F]-> N8 : ensures compliance
+N8 ..[#000000]..> N9 : controls actuators
+N3 ..[#D3EB9F]..> N5
+N2 ..[#FFC107]..> N6 : analyzes signals
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_79.txt b/test/plantuml/scanned_easy/plantuml_79.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4575c858250cc44bd74ce2a40d4bb6492937cae1
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_79.txt
@@ -0,0 +1,13 @@
+<AI in Online Education, offers professional development, Curriculum Development>
+<Accessibility Features, connectedTo, Certification Issuance>
+<Accessibility Features, uses adaptive systems, Student Progress Tracking>
+<Asynchronous Learning, provides digital textbooks, Language Learning Platforms>
+<Certification Issuance, creates courses, AI in Online Education>
+<Content Creation, connectedTo, Feedback and Grading>
+<Curriculum Development, supports competency_based, Language Learning Platforms>
+<Curriculum Development, trains educators, Student Progress Tracking>
+<Discussion Forum Moderation, connectedTo, Accessibility Features>
+<Feedback and Grading, administers assessments, Technical Support for Students>
+<Language Learning Platforms, connectedTo, Student Engagement Strategies>
+<Student Progress Tracking, manages enrollments, Content Creation>
+<Technical Support for Students, connectedTo, Asynchronous Learning>
diff --git a/test/plantuml/scanned_easy/plantuml_8.puml b/test/plantuml/scanned_easy/plantuml_8.puml
new file mode 100644
index 0000000000000000000000000000000000000000..a399312390f6977ce66b93b1d70c0a3df6cc7320
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_8.puml
@@ -0,0 +1,30 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+artifact "Copyright Infringement" as N0 #E8F5E9
+cloud "Plea Bargain" as N1 #E0F2F1
+folder "Legal Aid Assistance" as N2 #FCFCE7
+usecase "Intel Property Licensing" as N3 #E0F2F1
+cloud "Case Filing" as N4 #E0F2F1
+database "Document Drafting" as N5 #E0F2F1
+cloud "Legal Research" as N6 #E0F2F1
+cloud "Divorce Proceedings" as N7 #E0F2F1
+usecase "Due Diligence" as N8 #FCFCE7
+cloud "Notarization" as N9 #E0F2F1
+usecase "Patent Application" as N10 #E8F5E9
+rectangle "Enforcement" as N11 #E0F2F1
+N0 ..[#DCE775]..> N1 : protects
+N1 ..[#DCE775]..> N2 : testifies
+N2 ..[#26A69A]..> N3
+N3 -[#DCE775]-> N4
+N4 -[#66BB6A]-> N5 : represents
+N5 ..[#DCE775]..> N6
+N6 ..[#000000]..> N7
+N7 ..[#000000]..> N8 : notarizes
+N8 -[#26A69A]-> N9 : audits
+N9 ..[#DCE775]..> N10
+N10 ..[#000000]..> N11 : advises
+N1 ..[#000000]..> N8 : licences
+N10 -[#000000]-> N1
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_8.txt b/test/plantuml/scanned_easy/plantuml_8.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ad466be57514e9e11ca56865a5a1cd9d9ed3fc97
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_8.txt
@@ -0,0 +1,13 @@
+<Case Filing, represents, Document Drafting>
+<Copyright Infringement, protects, Plea Bargain>
+<Divorce Proceedings, notarizes, Due Diligence>
+<Document Drafting, connectedTo, Legal Research>
+<Due Diligence, audits, Notarization>
+<Intel Property Licensing, connectedTo, Case Filing>
+<Legal Aid Assistance, connectedTo, Intel Property Licensing>
+<Legal Research, connectedTo, Divorce Proceedings>
+<Notarization, connectedTo, Patent Application>
+<Patent Application, advises, Enforcement>
+<Patent Application, connectedTo, Plea Bargain>
+<Plea Bargain, licences, Due Diligence>
+<Plea Bargain, testifies, Legal Aid Assistance>
diff --git a/test/plantuml/scanned_easy/plantuml_83.puml b/test/plantuml/scanned_easy/plantuml_83.puml
new file mode 100644
index 0000000000000000000000000000000000000000..794e1689a5b572328dd7f83aa0d09ef4851c4add
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_83.puml
@@ -0,0 +1,23 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Art Therapy" as N0 #FFEBEB
+usecase "Music Therapy" as N1 #C8EDFF
+artifact "Mental Health Screening" as N2 #C5CAE9
+component "Digital Mental Health Tools" as N3 #FFEBEB
+folder "Crisis Intervention" as N4 #C8EDFF
+artifact "Stress Reduction Techniques" as N5 #C8EDFF
+folder "Suicide Prevention" as N6 #C5CAE9
+usecase "Eating Disorder Treatment" as N7 #FFEBEB
+artifact "Mental Health Education" as N8 #C5CAE9
+N0 ..[#82DAFF]..> N1 : guides
+N1 -[#000000]-> N2
+N2 -[#FFC2C2]-> N3
+N3 ..[#82DAFF]..> N4 : supports
+N4 -[#3F51B5]-> N5
+N5 -[#FFC2C2]-> N6 : rehabilitates
+N6 ..[#000000]..> N7 : provides
+N7 ..[#82DAFF]..> N8 : trains
+N2 -[#FFC2C2]-> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_84.puml b/test/plantuml/scanned_easy/plantuml_84.puml
new file mode 100644
index 0000000000000000000000000000000000000000..b8e207a20905326f4cd0f0909069c2820ff19736
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_84.puml
@@ -0,0 +1,29 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+component "Dietary Supplement Review" as N0 #F3E5F5
+component "Community Nutrition Workshops" as N1 #FFF9D4
+artifact "Micronutrient Analysis" as N2 #FFF9D4
+folder "Genetic Nutrition Counseling" as N3 #FCFCE7
+folder "Macronutrient Tracking" as N4 #F3E5F5
+usecase "Food Allergy Management" as N5 #FFF9D4
+cloud "Child Nutrition" as N6 #FFF9D4
+component "Metabolism Rate Assessment" as N7 #FCFCE7
+usecase "Meal Planning" as N8 #FCFCE7
+usecase "Food Waste Reduction" as N9 #F3E5F5
+cloud "Inflammation and Diet" as N10 #FCFCE7
+artifact "Food Preparation Guidance" as N11 #FCFCE7
+N0 ..[#FFE69C]..> N1 : counsels
+N1 -[#FFE69C]-> N2
+N2 -[#AB47BC]-> N3
+N3 ..[#AB47BC]..> N4
+N4 -[#AB47BC]-> N5 : prepares
+N5 -[#000000]-> N6 : improves
+N6 ..[#FFE69C]..> N7 : certifies
+N7 ..[#FFE69C]..> N8
+N8 -[#AB47BC]-> N9 : develops
+N9 -[#000000]-> N10
+N10 ..[#AB47BC]..> N11
+N9 ..[#DCE775]..> N0 : advises
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_86.puml b/test/plantuml/scanned_easy/plantuml_86.puml
new file mode 100644
index 0000000000000000000000000000000000000000..f8f545e4437e79a0c88ad106665197767173eb40
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_86.puml
@@ -0,0 +1,26 @@
+@startuml
+top to bottom direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+node "Community Wellness Programs" as N0 #ECF0FD
+frame "Positive Psychology Application" as N1 #EDE7F6
+folder "Gratitude Practice" as N2 #ECF0FD
+database "Work_Life Balance Coaching" as N3 #ECF0FD
+database "Holistic Health Assessment" as N4 #ECF0FD
+cloud "Resilience Building" as N5 #EDE7F6
+artifact "Environmental Wellness" as N6 #EDE7F6
+folder "Gut Health for Wellness" as N7 #EDE7F6
+database "Personal Growth Planning" as N8 #ECF0FD
+node "Behavior Change Support" as N9 #C8EDFF
+N0 -[#B8C0F5]-> N1
+N1 ..[#9575CD]..> N2 : relaxes
+N2 -[#000000]-> N3 : reduces
+N3 ..[#9575CD]..> N4 : secures
+N4 -[#82DAFF]-> N5 : personalizes
+N5 -[#9575CD]-> N6 : stress_reduces
+N6 ..[#9575CD]..> N7 : coaches
+N7 -[#82DAFF]-> N8 : educates
+N8 ..[#B8C0F5]..> N9
+N0 -[#9575CD]-> N4
+N6 ..[#000000]..> N8
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_86.txt b/test/plantuml/scanned_easy/plantuml_86.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b86772547e28a2a8f0b6051c0a5ba4d93eab7191
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_86.txt
@@ -0,0 +1,11 @@
+<Community Wellness Programs, connectedTo, Holistic Health Assessment>
+<Community Wellness Programs, connectedTo, Positive Psychology Application>
+<Environmental Wellness, coaches, Gut Health for Wellness>
+<Environmental Wellness, connectedTo, Personal Growth Planning>
+<Gratitude Practice, reduces, Work_Life Balance Coaching>
+<Gut Health for Wellness, educates, Personal Growth Planning>
+<Holistic Health Assessment, personalizes, Resilience Building>
+<Personal Growth Planning, connectedTo, Behavior Change Support>
+<Positive Psychology Application, relaxes, Gratitude Practice>
+<Resilience Building, stress_reduces, Environmental Wellness>
+<Work_Life Balance Coaching, secures, Holistic Health Assessment>
diff --git a/test/plantuml/scanned_easy/plantuml_91.txt b/test/plantuml/scanned_easy/plantuml_91.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3c87cb0eaa0f682e0ee1dcef4822f7982496e370
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_91.txt
@@ -0,0 +1,12 @@
+<Carbon Emission Tracking, connectedTo, Vehicle Rebalancing>
+<Maintenance Scheduling, connectedTo, Dynamic Pricing>
+<Micro_mobility Management, connectedTo, Carbon Emission Tracking>
+<Micro_mobility Management, connectedTo, Scooter_sharing Services>
+<Parking Integration, connectedTo, Policy Advocacy for Shared Mobility>
+<Policy Advocacy for Shared Mobility, secures, User Onboarding>
+<Scooter_sharing Services, registers, Maintenance Scheduling>
+<Supply_Demand Balancing, models, Micro_mobility Management>
+<Ticketing and Fare Collection, charges, Parking Integration>
+<Ticketing and Fare Collection, routes, Scooter_sharing Services>
+<User Onboarding, connectedTo, Supply_Demand Balancing>
+<Vehicle Rebalancing, pays, Ticketing and Fare Collection>
diff --git a/test/plantuml/scanned_easy/plantuml_92.puml b/test/plantuml/scanned_easy/plantuml_92.puml
new file mode 100644
index 0000000000000000000000000000000000000000..d3136577a4f96f0f487f5cdc106a67de9dc0ae26
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_92.puml
@@ -0,0 +1,22 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+cloud "Real_Time Information Display" as N0 #ECEFF1
+component "Smart Parking Meters" as N1 #FFF9C4
+cloud "Ticketing System Integration" as N2 #ECEFF1
+component "Reservations System" as N3 #FFF9C4
+rectangle "Valet Parking Automation" as N4 #FFFDE7
+artifact "Navigation to Open Space" as N5 #FFF9C4
+artifact "Space Detection" as N6 #ECEFF1
+rectangle "Billing and Reconciliation" as N7 #FFFDE7
+N0 ..[#FFF176]..> N1 : validates
+N1 -[#FFEB3B]-> N2
+N2 -[#FFEB3B]-> N3 : warns
+N3 -[#90A4AE]-> N4 : monitors
+N4 ..[#90A4AE]..> N5
+N5 -[#FFEB3B]-> N6
+N6 -[#90A4AE]-> N7 : forecasts
+N7 -[#000000]-> N3
+N7 -[#90A4AE]-> N0 : predicts
+@enduml
\ No newline at end of file
diff --git a/test/plantuml/scanned_easy/plantuml_95.txt b/test/plantuml/scanned_easy/plantuml_95.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6d91bf7b57af8ef03eb7c01166b5d3f173c71467
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_95.txt
@@ -0,0 +1,13 @@
+<Advocacy Strategy, models, Public Consultation Process>
+<Communication Strategy, complies, Monitoring and Evaluation Framework>
+<Communication Strategy, connectedTo, Report Drafting>
+<Cost_Benefit Analysis, connectedTo, Stakeholder Analysis>
+<Local Government Policy, connectedTo, Cost_Benefit Analysis>
+<Monitoring and Evaluation Framework, ethics, Recommendation Formulation>
+<Option Generation, connectedTo, Policy Brief Writing>
+<Policy Brief Writing, drafts, Regulatory Impact Assessment>
+<Public Consultation Process, informs, Option Generation>
+<Recommendation Formulation, connectedTo, Regulatory Impact Assessment>
+<Recommendation Formulation, publishes, Report Drafting>
+<Regulatory Impact Assessment, connectedTo, Local Government Policy>
+<Stakeholder Analysis, connectedTo, Communication Strategy>
diff --git a/test/plantuml/scanned_easy/plantuml_98.txt b/test/plantuml/scanned_easy/plantuml_98.txt
new file mode 100644
index 0000000000000000000000000000000000000000..176cd0802b589d22ee3c5e7fb63a6b80d59036cc
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_98.txt
@@ -0,0 +1,13 @@
+<Access and Reference Services, connectedTo, Digital Asset Management>
+<Appraisal and Selection, connectedTo, Born_Digital Archiving>
+<Archival Advocacy, connectedTo, Researchers Support>
+<Born_Digital Archiving, connectedTo, Records Management Integration>
+<Digital Asset Management, references, Grant Writing for Archives>
+<Disaster Preparedness for Archives, accessions, Access and Reference Services>
+<Disaster Preparedness for Archives, connectedTo, Web Archiving>
+<Grant Writing for Archives, researches, Records Transfer Processes>
+<Records Management Integration, retrieves, Disaster Preparedness for Archives>
+<Records Transfer Processes, regulates, Archival Advocacy>
+<Researchers Support, acquires, Disaster Preparedness for Archives>
+<Researchers Support, connectedTo, Web Archiving>
+<Web Archiving, procedures, Environmental Control>
diff --git a/test/plantuml/scanned_easy/plantuml_99.puml b/test/plantuml/scanned_easy/plantuml_99.puml
new file mode 100644
index 0000000000000000000000000000000000000000..f5d62d2d2691000d1deed2f2f1572876044656a8
--- /dev/null
+++ b/test/plantuml/scanned_easy/plantuml_99.puml
@@ -0,0 +1,29 @@
+@startuml
+left to right direction
+skinparam defaultTextAlignment center
+skinparam shadowing false
+folder "Conservation Technology" as N0 #C8EDFF
+folder "Online Shop Integration" as N1 #DED7F0
+cloud "Security Systems Integration" as N2 #C8EDFF
+artifact "Research Databases Access" as N3 #DED7F0
+frame "3D Scanning of Artifacts" as N4 #DED7F0
+cloud "Mobile App Development" as N5 #DED7F0
+usecase "Collection Digitization" as N6 #DED7F0
+frame "Cybersecurity for Museum Data" as N7 #C8EDFF
+folder "Fundraising Technology" as N8 #DED7F0
+node "Augmented Reality Experiences" as N9 #DED7F0
+usecase "Gamification of Museum Experiences" as N10 #C9F0F0
+frame "Virtual Reality Experiences" as N11 #C9F0F0
+N0 ..[#4DD0E1]..> N1 : tracks
+N1 ..[#4DD0E1]..> N2
+N2 -[#000000]-> N3 : documents
+N3 ..[#000000]..> N4
+N4 ..[#82DAFF]..> N5
+N5 ..[#4DD0E1]..> N6
+N6 ..[#A188DB]..> N7 : designs
+N7 ..[#82DAFF]..> N8 : projects
+N8 -[#4DD0E1]-> N9
+N9 -[#000000]-> N10 : visualizes
+N10 -[#000000]-> N11 : curates
+N0 -[#000000]-> N10 : displays
+@enduml
\ No newline at end of file