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diff --git a/test/graphviz/scanned_easy/graphviz_1.dot b/test/graphviz/scanned_easy/graphviz_1.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a1fc6e5d3b9824c2c7702041123b1fa393f9d52d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_1.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="AML Screening" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N1 [label="Debt Collection" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N2 [label="IPO Launch" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N3 [label="Credit Scoring" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N4 [label="Forex Trading" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N5 [label="Approval Decision" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N6 [label="Tax Preparation" color="#00BCD4" fillcolor="#B2EBF2" shape=plaintext style=filled]
+	N7 [label="Treasury Management" color="#A188DB" fillcolor="#DED7F0" shape=parallelogram style=filled]
+	N8 [label="Fraud Check" color="#A188DB" fillcolor="#DED7F0" shape=folder style=filled]
+	N9 [label="Credit Card Application" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N10 [label="Cryptocurrency Exchange" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N11 [label="Budgeting Analysis" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N0 -> N1 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=audits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=forecasts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=complies color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=monitors color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=advises color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=consults color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=disburses color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N10 [label=budgets color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_1.txt b/test/graphviz/scanned_easy/graphviz_1.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a20a15d6b09d985c434cc6d42cd2335c9ae49110
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_1.txt
@@ -0,0 +1,12 @@
+<AML Screening, budgets, Cryptocurrency Exchange>
+<AML Screening, connectedTo, Debt Collection>
+<Approval Decision, forecasts, Tax Preparation>
+<Credit Card Application, consults, Cryptocurrency Exchange>
+<Credit Scoring, connectedTo, Forex Trading>
+<Cryptocurrency Exchange, disburses, Budgeting Analysis>
+<Debt Collection, connectedTo, IPO Launch>
+<Forex Trading, audits, Approval Decision>
+<Fraud Check, advises, Credit Card Application>
+<IPO Launch, connectedTo, Credit Scoring>
+<Tax Preparation, complies, Treasury Management>
+<Treasury Management, monitors, Fraud Check>
diff --git a/test/graphviz/scanned_easy/graphviz_10.dot b/test/graphviz/scanned_easy/graphviz_10.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1460d27b0bb90c8c8c047ad5c2e52d1f0dfe3d75
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_10.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Number Porting" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="MMS Transmission" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N2 [label="Technical Support Escalation" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N3 [label="Antenna Maintenance" color="#2196F3" fillcolor="#BBDEFB" shape=diamond style=filled]
+	N4 [label="Network Upgrade" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N5 [label="SIM Registration" color="#FF8A65" fillcolor="#FBE9E7" shape=diamond style=filled]
+	N6 [label="Service Complaint" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N7 [label="Bill Generation" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N8 [label="Troubleshooting Guide" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=blocks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=selects color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=disconnects color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N6 [label=manages color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_10.txt b/test/graphviz/scanned_easy/graphviz_10.txt
new file mode 100644
index 0000000000000000000000000000000000000000..92ccff85ef0cf1ca92c72ed8e0a7a3c55032debf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_10.txt
@@ -0,0 +1,9 @@
+<Antenna Maintenance, selects, Network Upgrade>
+<Bill Generation, connectedTo, Troubleshooting Guide>
+<MMS Transmission, blocks, Technical Support Escalation>
+<Network Upgrade, connectedTo, SIM Registration>
+<Number Porting, connectedTo, MMS Transmission>
+<SIM Registration, connectedTo, Service Complaint>
+<Service Complaint, disconnects, Bill Generation>
+<Technical Support Escalation, connectedTo, Antenna Maintenance>
+<Technical Support Escalation, manages, Service Complaint>
diff --git a/test/graphviz/scanned_easy/graphviz_100.dot b/test/graphviz/scanned_easy/graphviz_100.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4694a0573c26c492e5af37897116d0a3b9a00583
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_100.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Sanctions Compliance" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Consumer Protection Compliance" color="#92C79A" fillcolor="#E8F0EA" shape=plaintext style=filled]
+	N2 [label="Compliance Software Implementation" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N3 [label="Monitoring and Enforcement" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N4 [label="Stakeholder Engagement on Ethics" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="Product Safety Compliance" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label="Ethical AI Guidelines" color="#92C79A" fillcolor="#E8F0EA" shape=plaintext style=filled]
+	N7 [label="Regulatory Interpretation" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N8 [label="Corporate Governance Standards" color="#FFF176" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N9 [label="Transparent Communication" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N10 [label="Risk Assessment" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N11 [label="Data Ethics" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [label=consults color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=investigates color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=reviews color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=advises color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N8 [label=implements color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N6 -> N4 [label=data color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_101.dot b/test/graphviz/scanned_easy/graphviz_101.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5f771863c5a1c35a7bada9d7635ee539c338e0be
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_101.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Polygraph Examination" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="Crime Scene Investigation" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N2 [label="Ballistics Analysis" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+	N3 [label="Cyber Crime Investigation" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N4 [label="Forensic Entomology" color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+	N5 [label="Expert Witness Testimony" color="#FFE69C" fillcolor="#FFF9D4" shape=octagon style=filled]
+	N6 [label="Laboratory Analysis" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N7 [label="Vehicle Forensics" color="#FFE69C" fillcolor="#FFF9D4" shape=hexagon style=filled]
+	N8 [label="Mobile Device Forensics" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N9 [label="Bloodstain Pattern Analysis" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+	N10 [label="Trace Evidence Analysis" color="#FF5722" fillcolor="#FFCCBC" shape=plaintext style=filled]
+	N11 [label="Forensic Photography" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=analyzes color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=interprets color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=digital_forensics color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=audits color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=collects color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N9 [label=processes color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_101.txt b/test/graphviz/scanned_easy/graphviz_101.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c519ac35fe601fe367792f9a138309403043bc9f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_101.txt
@@ -0,0 +1,13 @@
+<Ballistics Analysis, connectedTo, Vehicle Forensics>
+<Ballistics Analysis, interprets, Cyber Crime Investigation>
+<Bloodstain Pattern Analysis, connectedTo, Trace Evidence Analysis>
+<Crime Scene Investigation, analyzes, Ballistics Analysis>
+<Cyber Crime Investigation, digital_forensics, Forensic Entomology>
+<Expert Witness Testimony, connectedTo, Laboratory Analysis>
+<Forensic Entomology, audits, Expert Witness Testimony>
+<Forensic Photography, processes, Bloodstain Pattern Analysis>
+<Laboratory Analysis, connectedTo, Vehicle Forensics>
+<Mobile Device Forensics, connectedTo, Bloodstain Pattern Analysis>
+<Polygraph Examination, connectedTo, Crime Scene Investigation>
+<Trace Evidence Analysis, connectedTo, Forensic Photography>
+<Vehicle Forensics, collects, Mobile Device Forensics>
diff --git a/test/graphviz/scanned_easy/graphviz_102.txt b/test/graphviz/scanned_easy/graphviz_102.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b684a6788b80b57430c31877c59b51b5695bb426
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_102.txt
@@ -0,0 +1,9 @@
+<Bomb Disposal, connectedTo, International Cooperation>
+<Bomb Disposal, shares_info, Hostage Negotiation>
+<Border Security, exercises_conducts, Terrorism Financing Interdiction>
+<Border Security, responds, Bomb Disposal>
+<Critical Infrastructure Protection, connectedTo, Early Warning Systems>
+<Early Warning Systems, connectedTo, Forensic Investigation of Attacks>
+<Forensic Investigation of Attacks, connectedTo, Terrorism Financing Interdiction>
+<Hostage Negotiation, trains, Border Security>
+<Terrorism Financing Interdiction, connectedTo, Hostage Negotiation>
diff --git a/test/graphviz/scanned_easy/graphviz_103.dot b/test/graphviz/scanned_easy/graphviz_103.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2b0ba0b14af5200f4a08424efa98429044cc868f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_103.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Data Storage and Retention" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Asset Tracking" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N2 [label="Remote Sensing" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N3 [label="Security Personnel Operations" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+	N4 [label="Physical Security Integration" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+	N5 [label="Internet Traffic Monitoring" color="#00BCD4" fillcolor="#E0F7FA" shape=Mdiamond style=filled]
+	N6 [label="Border Surveillance" color="#00BCD4" fillcolor="#E0F7FA" shape=Mdiamond style=filled]
+	N7 [label="Network Monitoring" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N8 [label="Wildlife Tracking" color="#A188DB" fillcolor="#DED7F0" shape=octagon style=filled]
+	N9 [label="Social Media Monitoring" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N0 -> N1 [label=observes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=regulates color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=processes color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=deploys color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=accesses color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_103.txt b/test/graphviz/scanned_easy/graphviz_103.txt
new file mode 100644
index 0000000000000000000000000000000000000000..50eb43d8795fceb31aca49b44422baea28a7fcbd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_103.txt
@@ -0,0 +1,11 @@
+<Asset Tracking, regulates, Remote Sensing>
+<Border Surveillance, deploys, Network Monitoring>
+<Data Storage and Retention, observes, Asset Tracking>
+<Internet Traffic Monitoring, connectedTo, Border Surveillance>
+<Network Monitoring, accesses, Wildlife Tracking>
+<Physical Security Integration, connectedTo, Asset Tracking>
+<Physical Security Integration, connectedTo, Internet Traffic Monitoring>
+<Remote Sensing, processes, Security Personnel Operations>
+<Security Personnel Operations, reports, Physical Security Integration>
+<Wildlife Tracking, analyzes, Asset Tracking>
+<Wildlife Tracking, connectedTo, Social Media Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_104.txt b/test/graphviz/scanned_easy/graphviz_104.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0dd91ced2110f02279da844ff4809e2679fc7a0e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_104.txt
@@ -0,0 +1,10 @@
+<Crime Data Analysis, connectedTo, Patrol Operations>
+<Crime Data Analysis, policies_implements, Crisis Intervention>
+<Crisis Intervention, predicts, Police_Community Relations>
+<Law Enforcement Training, licenses, Situational Crime Prevention>
+<Patrol Operations, evaluates_effectiveness, Crisis Intervention>
+<Police_Community Relations, technologies_deploys, Public Awareness Campaigns>
+<Public Awareness Campaigns, certifies, Law Enforcement Training>
+<Situational Crime Prevention, connectedTo, Early Intervention Programs>
+<Situational Crime Prevention, identifies_risks, Patrol Operations>
+<Youth Programs, connectedTo, Crime Data Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_105.txt b/test/graphviz/scanned_easy/graphviz_105.txt
new file mode 100644
index 0000000000000000000000000000000000000000..75f7a7e8584147960b5b9b53b401c4008f11a886
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_105.txt
@@ -0,0 +1,8 @@
+<Data Management for Conservation, connectedTo, Ecological Survey>
+<Data Management for Conservation, manages, GIS Mapping for Habitats>
+<Ecological Survey, predicts_changes, GIS Mapping for Habitats>
+<Fundraising for Conservation, connectedTo, Human_Wildlife Conflict Mitigation>
+<GIS Mapping for Habitats, restores, Rewilding Initiatives>
+<Human_Wildlife Conflict Mitigation, connectedTo, Grassland Conservation>
+<Policy Advocacy, translocates, Fundraising for Conservation>
+<Rewilding Initiatives, connectedTo, Policy Advocacy>
diff --git a/test/graphviz/scanned_easy/graphviz_106.dot b/test/graphviz/scanned_easy/graphviz_106.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ee7f28ccfc157eb4476dc55077b45aca785139a6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_106.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Deep_Sea Exploration" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Sea Level Monitoring" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N2 [label="Marine Life Observation" color="#5C6BC0" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N3 [label="Coastal Erosion Research" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N4 [label="Coastal Zone Management" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N5 [label="Sediment Analysis" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N6 [label="Buoy Deployment" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N7 [label="Tsunami Prediction" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N8 [label="Fisheries Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [label=surveys color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=develops_instruments color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=climate_impacts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=geology color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=collects_data color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N0 -> N5 [label=reports color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_106.txt b/test/graphviz/scanned_easy/graphviz_106.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2111836b4127119bd1c1a69d094069b3b123cd1f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_106.txt
@@ -0,0 +1,9 @@
+<Buoy Deployment, collects_data, Tsunami Prediction>
+<Coastal Erosion Research, develops_instruments, Coastal Zone Management>
+<Coastal Zone Management, climate_impacts, Sediment Analysis>
+<Deep_Sea Exploration, reports, Sediment Analysis>
+<Deep_Sea Exploration, surveys, Sea Level Monitoring>
+<Marine Life Observation, connectedTo, Coastal Erosion Research>
+<Sea Level Monitoring, connectedTo, Marine Life Observation>
+<Sediment Analysis, geology, Buoy Deployment>
+<Tsunami Prediction, connectedTo, Fisheries Management>
diff --git a/test/graphviz/scanned_easy/graphviz_107.dot b/test/graphviz/scanned_easy/graphviz_107.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cccadb40ad857da04305bc5a6a643cb3c3493d21
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_107.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Seismic Tomography" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Geophysical Exploration" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N2 [label="Aftershock Analysis" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N3 [label="Computational Seismology" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N4 [label="Seismic Hazard Assessment" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N5 [label="Strong Motion Instrumentation" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N6 [label="Structural Response to Earthquakes" color="#FFCC80" fillcolor="#FFF0CC" shape=octagon style=filled]
+	N7 [label="Epicenter Location" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N8 [label="Emergency Preparedness for Earthquakes" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=data_collects color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=calibrates_sensors color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=data_transmits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=measures color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=maintains_networks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N7 [label=predicts color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_108.dot b/test/graphviz/scanned_easy/graphviz_108.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0220544560de7a2199b53377c2a81f526707d955
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_108.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Cloning Technologies" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Data Privacy in Genomics" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N2 [label="Long_Read Sequencing" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N3 [label="Genetic Counseling" color="#CDDC39" fillcolor="#E6EE9C" shape=parallelogram style=filled]
+	N4 [label="Structural Genomics" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N5 [label="Genetic Testing" color="#FFCC7A" fillcolor="#FFF6D9" shape=octagon style=filled]
+	N6 [label="Comparative Genomics" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N7 [label="Gene Expression Profiling" color="#CDDC39" fillcolor="#E6EE9C" shape=folder style=filled]
+	N8 [label="Gene Therapy Development" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N0 -> N1 [label=privacy_protects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=educates color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=patents color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=advises color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_109.txt b/test/graphviz/scanned_easy/graphviz_109.txt
new file mode 100644
index 0000000000000000000000000000000000000000..13530b3c1bcb49d2cca4b00c6e5a7d5b4c45792d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_109.txt
@@ -0,0 +1,10 @@
+<Accent Recognition, connectedTo, Voice Search Optimization>
+<Automatic Speech Recognition, learns, Accent Recognition>
+<Automatic Speech Recognition, personalizes, Prosody Analysis>
+<Call Center Automation, connectedTo, Robust Speech Recognition>
+<Cross_Lingual Speech Recognition, inputs, Natural Language Understanding>
+<Prosody Analysis, connectedTo, Real_Time Captioning>
+<Real_Time Captioning, trains, Call Center Automation>
+<Robust Speech Recognition, connectedTo, Call Center Automation>
+<Robust Speech Recognition, translates, Cross_Lingual Speech Recognition>
+<Voice Search Optimization, connectedTo, Prosody Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_11.dot b/test/graphviz/scanned_easy/graphviz_11.dot
new file mode 100644
index 0000000000000000000000000000000000000000..852bfec92dcb7e1196720f6c536bdfdcc2d7ac5f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_11.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Forestry Management" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Seedling Transplanting" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N2 [label="Subsidy Application" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N3 [label="Hydroponic System Management" color="#AF56A6" fillcolor="#DDCEDD" shape=folder style=filled]
+	N4 [label="Grain Drying" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N5 [label="Livestock Feeding" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N6 [label=Storage color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N7 [label=Harvesting color="#F44336" fillcolor="#FFCDD2" shape=Mdiamond style=filled]
+	N8 [label="Packaging for Sale" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N9 [label="Barn Cleaning" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N10 [label="Farm Maintenance" color="#F44336" fillcolor="#FFCDD2" shape=diamond style=filled]
+	N11 [label="Irrigation Scheduling" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=transports color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=controls color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=harvests color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=develops color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=licenses color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=automates color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N9 -> N7 [label=sells color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_110.txt b/test/graphviz/scanned_easy/graphviz_110.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3de4461dd4ed86ce2e72132790bef7f0683a1da7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_110.txt
@@ -0,0 +1,12 @@
+<Financial Text Analysis, predicts, Social Media Text Analysis>
+<Information Extraction, connectedTo, Vector Space Models>
+<Knowledge Graph Construction, connectedTo, Financial Text Analysis>
+<Lemmatization or Stemming, entities, Information Extraction>
+<Opinion Mining, connectedTo, Knowledge Graph Construction>
+<Regular Expressions for Text, data_collects, Opinion Mining>
+<Regular Expressions for Text, patterns, Relationship Extraction>
+<Social Media Text Analysis, connectedTo, Knowledge Graph Construction>
+<Social Media Text Analysis, connectedTo, Lemmatization or Stemming>
+<Text Preprocessing, extracts, Opinion Mining>
+<Topic Modeling, connectedTo, Regular Expressions for Text>
+<Vector Space Models, integrates, Topic Modeling>
diff --git a/test/graphviz/scanned_easy/graphviz_111.dot b/test/graphviz/scanned_easy/graphviz_111.dot
new file mode 100644
index 0000000000000000000000000000000000000000..779eafb07f0af3898ecaaa5b1e61327e939721ea
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_111.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Autonomous Operations" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Virtual Reality Interaction" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N2 [label="Building Information Modeling Integration" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N3 [label="Lifecycle Management" color="#9575CD" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N4 [label="Smart City Planning" color="#9575CD" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N5 [label="Simulation Platform Development" color="#80DDEA" fillcolor="#D3F7F9" shape=hexagon style=filled]
+	N6 [label="Virtual Prototyping" color="#00BCD4" fillcolor="#E0F7FA" shape=plaintext style=filled]
+	N7 [label="Healthcare Digital Twins" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N8 [label="Scalability of Models" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N9 [label="Asset Optimization" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=validates color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=governs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=models color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=environments_monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N0 [label=maintains color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_111.txt b/test/graphviz/scanned_easy/graphviz_111.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f0460e7948b4c261c2ed9343cb15d8b9ec2df4c9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_111.txt
@@ -0,0 +1,10 @@
+<Autonomous Operations, connectedTo, Virtual Reality Interaction>
+<Building Information Modeling Integration, connectedTo, Lifecycle Management>
+<Healthcare Digital Twins, connectedTo, Scalability of Models>
+<Lifecycle Management, validates, Smart City Planning>
+<Scalability of Models, environments_monitors, Asset Optimization>
+<Scalability of Models, maintains, Autonomous Operations>
+<Simulation Platform Development, governs, Virtual Prototyping>
+<Smart City Planning, connectedTo, Simulation Platform Development>
+<Virtual Prototyping, models, Healthcare Digital Twins>
+<Virtual Reality Interaction, connectedTo, Building Information Modeling Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_112.txt b/test/graphviz/scanned_easy/graphviz_112.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a7904db4d200e4be1a19412707f064b55444c9d5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_112.txt
@@ -0,0 +1,9 @@
+<API Automation, consults, Finance Process Automation>
+<API Automation, increases_efficiency, Hyperautomation>
+<Business Process Management, connectedTo, Supply Chain Automation>
+<Finance Process Automation, streamlines, Business Process Management>
+<HR Process Automation, improves, Finance Process Automation>
+<Hyperautomation, connectedTo, HR Process Automation>
+<IT Operations Automation, connectedTo, API Automation>
+<Security for Automation Bots, data_processes, Compliance in Automation>
+<Supply Chain Automation, connectedTo, Security for Automation Bots>
diff --git a/test/graphviz/scanned_easy/graphviz_113.dot b/test/graphviz/scanned_easy/graphviz_113.dot
new file mode 100644
index 0000000000000000000000000000000000000000..145ce3aab20367d4f106469665a5865d965ac2c1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_113.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Corrective and Preventive Actions" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Audit Planning" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N2 [label="Measurement System Analysis" color="#E0E0E0" fillcolor="#EBEBEB" shape=oval style=filled]
+	N3 [label="Statistical Process Control" color="#E0E0E0" fillcolor="#EBEBEB" shape=Mdiamond style=filled]
+	N4 [label="Sampling Plans" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N5 [label="Service Quality Management" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Quality Assurance" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N7 [label="Six Sigma Methodologies" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=certifies color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=corrective_actions_implements color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=processes_defines color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=preventive_actions_applies color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=reports_generates color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [label=methodologies_applies color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_113.txt b/test/graphviz/scanned_easy/graphviz_113.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cfa06501fcaf7843bc72123f85b849bde86e3500
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_113.txt
@@ -0,0 +1,9 @@
+<Audit Planning, connectedTo, Measurement System Analysis>
+<Corrective and Preventive Actions, certifies, Audit Planning>
+<Measurement System Analysis, corrective_actions_implements, Statistical Process Control>
+<Quality Assurance, reports_generates, Six Sigma Methodologies>
+<Sampling Plans, connectedTo, Service Quality Management>
+<Service Quality Management, connectedTo, Six Sigma Methodologies>
+<Service Quality Management, preventive_actions_applies, Quality Assurance>
+<Six Sigma Methodologies, methodologies_applies, Service Quality Management>
+<Statistical Process Control, processes_defines, Sampling Plans>
diff --git a/test/graphviz/scanned_easy/graphviz_117.dot b/test/graphviz/scanned_easy/graphviz_117.dot
new file mode 100644
index 0000000000000000000000000000000000000000..638445b21628db8d0472d5d79591853e40b33ded
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_117.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label=Optogenetics color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Genetic Basis of Brain Disorders" color="#80DDEA" fillcolor="#D3F7F9" shape=parallelogram style=filled]
+	N2 [label="Synaptic Plasticity Study" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N3 [label="Cognitive Neuroscience" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N4 [label=Electrophysiology color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N5 [label="Systems Neuroscience" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N6 [label=Connectomics color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+	N7 [label="Molecular Neuroscience" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+	N8 [label="Neural Data Analysis" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N0 -> N1 [label=cognition_studies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=privacy_protects color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=therapies_develops color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=neurons_investigates color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=regulates color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N1 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N1 [label=trains color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_117.txt b/test/graphviz/scanned_easy/graphviz_117.txt
new file mode 100644
index 0000000000000000000000000000000000000000..851970bf006b34c0d6a9e5b09e6f49141a3b37ea
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_117.txt
@@ -0,0 +1,10 @@
+<Cognitive Neuroscience, connectedTo, Electrophysiology>
+<Connectomics, neurons_investigates, Molecular Neuroscience>
+<Electrophysiology, connectedTo, Systems Neuroscience>
+<Genetic Basis of Brain Disorders, connectedTo, Connectomics>
+<Genetic Basis of Brain Disorders, privacy_protects, Synaptic Plasticity Study>
+<Molecular Neuroscience, regulates, Neural Data Analysis>
+<Molecular Neuroscience, trains, Genetic Basis of Brain Disorders>
+<Optogenetics, cognition_studies, Genetic Basis of Brain Disorders>
+<Synaptic Plasticity Study, therapies_develops, Cognitive Neuroscience>
+<Systems Neuroscience, connectedTo, Connectomics>
diff --git a/test/graphviz/scanned_easy/graphviz_118.txt b/test/graphviz/scanned_easy/graphviz_118.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f2e29ec6526479073d34da2d642f9d3eb24158dc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_118.txt
@@ -0,0 +1,12 @@
+<Artifact Conservation, connectedTo, Digital Storytelling>
+<Climate Change Impact on Heritage, connectedTo, Underwater Cultural Heritage>
+<Cultural Tourism Development, connectedTo, Climate Change Impact on Heritage>
+<Digital Storytelling, visualizes, Remote Sensing for Heritage>
+<Exhibition Curation, connectedTo, Historical Research>
+<Historical Research, data_collects, Photogrammetry for Documentation>
+<Oral History Collection, connectedTo, Exhibition Curation>
+<Photogrammetry for Documentation, sites_surveys, Artifact Conservation>
+<Remote Sensing for Heritage, preserves, Cultural Tourism Development>
+<Repatriation of Artifacts, connectedTo, Cultural Tourism Development>
+<Repatriation of Artifacts, curates, Oral History Collection>
+<Underwater Cultural Heritage, conserves, Repatriation of Artifacts>
diff --git a/test/graphviz/scanned_easy/graphviz_119.dot b/test/graphviz/scanned_easy/graphviz_119.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d770695e7005932a4713aa0e2f5db7f0b6d0e624
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_119.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Sustainable Chemical Production" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Modular Biology Design" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N2 [label="High_Throughput Screening" color="#FFF8A6" fillcolor="#FFFDE0" shape=parallelogram style=filled]
+	N3 [label="Bioremediation Applications" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N4 [label="Gene Therapy Delivery Systems" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N5 [label="Biosecurity Protocols" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N6 [label="DNA Synthesis" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N7 [label="Microbial Factories" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N8 [label="Computational Design of Biological Systems" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N9 [label="Protein Design" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [label=commercializes color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=engineers color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=therapies_innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=rewrites color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=ferments color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N8 [label=clones color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [label=patents color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_12.dot b/test/graphviz/scanned_easy/graphviz_12.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5e1098760ea5b2e9af3bfd3dd37354be9cfa4a5d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_12.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Travel Blog Creation" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Activity Booking" color="#66BB6A" fillcolor="#E8F5E9" shape=parallelogram style=filled]
+	N2 [label="Travel Advisory Updates" color="#66BB6A" fillcolor="#E8F5E9" shape=parallelogram style=filled]
+	N3 [label="Lost and Found Service" color="#66BB6A" fillcolor="#E8F5E9" shape=folder style=filled]
+	N4 [label="Event Reservation" color="#81C784" fillcolor="#F1F8E9" shape=oval style=filled]
+	N5 [label="Historical Site Exploration" color="#66BB6A" fillcolor="#E8F5E9" shape=folder style=filled]
+	N6 [label="Duty_Free Shopping" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N7 [label="Visa Application" color="#66BB6A" fillcolor="#E8F5E9" shape=octagon style=filled]
+	N8 [label="Concert Ticketing" color="#9C27B0" fillcolor="#E1BEE7" shape=oval style=filled]
+	N9 [label="Trip Sharing" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N10 [label="Custom Tour Package Creation" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N11 [label="Feedback Collection" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N0 -> N1 [label=partners color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=discovers color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="checks in" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=chooses color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N10 [label=consults color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_12.txt b/test/graphviz/scanned_easy/graphviz_12.txt
new file mode 100644
index 0000000000000000000000000000000000000000..789eb6c407ed44d07881565e0e0cd1f91c194741
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_12.txt
@@ -0,0 +1,12 @@
+<Activity Booking, discovers, Travel Advisory Updates>
+<Concert Ticketing, connectedTo, Trip Sharing>
+<Custom Tour Package Creation, connectedTo, Feedback Collection>
+<Duty_Free Shopping, connectedTo, Visa Application>
+<Event Reservation, connectedTo, Historical Site Exploration>
+<Historical Site Exploration, chooses, Duty_Free Shopping>
+<Historical Site Exploration, consults, Custom Tour Package Creation>
+<Lost and Found Service, connectedTo, Event Reservation>
+<Travel Advisory Updates, checks in, Lost and Found Service>
+<Travel Blog Creation, partners, Activity Booking>
+<Trip Sharing, connectedTo, Custom Tour Package Creation>
+<Visa Application, connectedTo, Concert Ticketing>
diff --git a/test/graphviz/scanned_easy/graphviz_120.dot b/test/graphviz/scanned_easy/graphviz_120.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dcf4e7275982528b82fd91e2b98dcae8fe0a8ee2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_120.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Accessibility in EdTech" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Gamified Learning" color="#FFF9AE" fillcolor="#FFFCE6" shape=diamond style=filled]
+	N2 [label="Teacher Training Platforms" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N3 [label="Massive Open Online Courses" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N4 [label="Machine Learning for Learning Analytics" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N5 [label="E_Learning Platform Design" color="#FFF9AE" fillcolor="#FFFCE6" shape=plaintext style=filled]
+	N6 [label="Augmented Reality in Education" color="#42A5F5" fillcolor="#F1F8FF" shape=Mdiamond style=filled]
+	N7 [label="Digital Textbooks" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N8 [label="Learning Analytics Dashboards" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N9 [label="Social_Emotional Learning Tools" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=evaluates color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=learning_gamifies color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reports color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=parents_engages color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N8 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_121.dot b/test/graphviz/scanned_easy/graphviz_121.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ca20954b5a1290b1d7aa566609a88c98257b41c2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_121.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=LR
+	N0 [label="Numerical Weather Prediction" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N1 [label="Synoptic Chart Analysis" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N2 [label="Climate Change Impact Study" color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+	N3 [label="Flood Prediction" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Atmospheric Sounding" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N5 [label="Hurricane Trajectory Modeling" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N6 [label="Climate Modeling" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N7 [label="Storm Tracking" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Upper Air Chart Analysis" color="#BA68C8" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N9 [label="Precipitation Measurement" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N10 [label="Pollution Dispersion Modeling" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S0 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Climate Data Archiving" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Wind Speed and Direction" color="#94C0C0" fillcolor="#CADEDE" shape=parallelogram style=filled]
+		nest0_1 [label="Drought Monitoring" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=charts color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=calibrates color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [label=studies color="#F06292" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [label=updates color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [label=supports color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N10 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_122.dot b/test/graphviz/scanned_easy/graphviz_122.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9af5b8bd1c53d6b4046ff0bb81d306e98e0fa252
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_122.dot
@@ -0,0 +1,33 @@
+digraph {
+	rankdir=TD
+	N0 [label="Snowfall Measurement" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Radar Imaging" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N2 [label="Meteorological Instrument Calibration" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N3 [label="Aviation Weather Briefing" color="#4DB6AC" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N4 [label="Hurricane Trajectory Modeling" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N5 [label="Fire Weather Forecasting" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S0 [label="" color="#6EB76D" fillcolor="#E9F7E8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#5C6BC0" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Synoptic Chart Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Numerical Weather Prediction" color="#4DB6AC" fillcolor="#E0F2F1" shape=oval style=filled]
+		nest0_1 [label="Arctic Weather Research" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+		nest0_2 [label="Agricultural Weather Advisory" color="#5C6BC0" fillcolor="#E8EAF6" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=maps color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=charts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=interprets color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [label=processes color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N2 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_123.dot b/test/graphviz/scanned_easy/graphviz_123.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2bfb1ab9a520df2aa9a26871b970921910339dee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_123.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=TD
+	N0 [label="Pollution Dispersion Modeling" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Atmospheric Sounding" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N2 [label="Fire Weather Forecasting" color="#FF5722" fillcolor="#FFCCBC" shape=plaintext style=filled]
+	N3 [label="Climate Modeling" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N4 [label="Severe Weather Warning" color="#CDDC39" fillcolor="#E6EE9C" shape=diamond style=filled]
+	N5 [label="Snowfall Measurement" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N6 [label="Meteorological Station Maintenance" color="#CDDC39" fillcolor="#E6EE9C" shape=oval style=filled]
+	N7 [label="Tornado Watch or Warning" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N8 [label="Weather Forecasting" color="#CDDC39" fillcolor="#E6EE9C" shape=Mdiamond style=filled]
+	N9 [label="Hurricane Trajectory Modeling" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N10 [label="Wind Speed and Direction" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	S0 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Arctic Weather Research" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Drought Monitoring" color="#CDDC39" fillcolor="#E6EE9C" shape=folder style=filled]
+		nest0_1 [label="Synoptic Chart Analysis" color="#FF5722" fillcolor="#FFCCBC" shape=parallelogram style=filled]
+		nest0_2 [label="Lightning Detection" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+		nest0_3 [label="Air Quality Forecasting" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=collects color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=alerts color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=supports color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=predicts color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [label=models color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [label=reports color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_123.txt b/test/graphviz/scanned_easy/graphviz_123.txt
new file mode 100644
index 0000000000000000000000000000000000000000..438d11e418563a0dddf6ad297c0cfadb0f063ea8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_123.txt
@@ -0,0 +1,25 @@
+<Air Quality Forecasting, partOf, Air Quality Forecasting>
+<Air Quality Forecasting, reports, Fire Weather Forecasting>
+<Atmospheric Sounding, connectedTo, Fire Weather Forecasting>
+<Climate Modeling, connectedTo, Severe Weather Warning>
+<Climate Modeling, connectedTo, Tornado Watch or Warning>
+<Climate Modeling, models, Drought Monitoring>
+<Drought Monitoring, connectedTo, Synoptic Chart Analysis>
+<Drought Monitoring, partOf, Drought Monitoring>
+<Fire Weather Forecasting, connectedTo, Climate Modeling>
+<Hurricane Trajectory Modeling, connectedTo, Wind Speed and Direction>
+<Lightning Detection, alerts, Air Quality Forecasting>
+<Lightning Detection, partOf, Lightning Detection>
+<Meteorological Station Maintenance, connectedTo, Tornado Watch or Warning>
+<Meteorological Station Maintenance, connectedTo, Weather Forecasting>
+<Pollution Dispersion Modeling, connectedTo, Atmospheric Sounding>
+<Pollution Dispersion Modeling, connectedTo, Weather Forecasting>
+<Severe Weather Warning, connectedTo, Tornado Watch or Warning>
+<Severe Weather Warning, supports, Snowfall Measurement>
+<Snowfall Measurement, connectedTo, Meteorological Station Maintenance>
+<Snowfall Measurement, connectedTo, Tornado Watch or Warning>
+<Snowfall Measurement, connectedTo, Wind Speed and Direction>
+<Synoptic Chart Analysis, collects, Lightning Detection>
+<Synoptic Chart Analysis, partOf, Synoptic Chart Analysis>
+<Tornado Watch or Warning, connectedTo, Weather Forecasting>
+<Weather Forecasting, predicts, Hurricane Trajectory Modeling>
diff --git a/test/graphviz/scanned_easy/graphviz_124.txt b/test/graphviz/scanned_easy/graphviz_124.txt
new file mode 100644
index 0000000000000000000000000000000000000000..752b853471bcfe95dfd879842fda496e1454f155
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_124.txt
@@ -0,0 +1,22 @@
+<Circular Economy Initiatives, connectedTo, Hazardous Waste Disposal>
+<Circular Economy Initiatives, minimizes, Metal Recycling>
+<Closed_Loop Systems, connectedTo, Zero Waste Initiatives>
+<Closed_Loop Systems, partOf, Closed_Loop Systems>
+<Community Recycling Programs, connectedTo, Waste Management Data Analytics>
+<Hazardous Waste Disposal, connectedTo, Waste Reduction Planning>
+<Hazardous Waste Disposal, partOf, Hazardous Waste Disposal>
+<Metal Recycling, operates, Waste Characterization Study>
+<Plastic Recycling Technologies, connectedTo, Recycling Processing>
+<Public Education on Waste, connectedTo, Circular Economy Initiatives>
+<Recycling Processing, collects, Public Education on Waste>
+<Textile Recycling, connectedTo, Plastic Recycling Technologies>
+<Waste Characterization Study, reduces, Waste Logistics Optimization>
+<Waste Collection, transports, Zero Waste Initiatives>
+<Waste Logistics Optimization, connectedTo, Waste Collection>
+<Waste Logistics Optimization, connectedTo, Zero Waste Initiatives>
+<Waste Logistics Optimization, licenses, Anaerobic Digestion>
+<Waste Management Data Analytics, tracks, Textile Recycling>
+<Waste Reduction Planning, connectedTo, Closed_Loop Systems>
+<Waste Reduction Planning, partOf, Waste Reduction Planning>
+<Zero Waste Initiatives, connectedTo, Anaerobic Digestion>
+<Zero Waste Initiatives, connectedTo, Textile Recycling>
diff --git a/test/graphviz/scanned_easy/graphviz_125.dot b/test/graphviz/scanned_easy/graphviz_125.dot
new file mode 100644
index 0000000000000000000000000000000000000000..79ef977fcde016921f6a11d1a3a341b0d9d057cb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_125.dot
@@ -0,0 +1,32 @@
+digraph {
+	rankdir=LR
+	N0 [label="Organics Collection" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Landfill Gas Collection" color="#8C9EFF" fillcolor="#D3D7EB" shape=plaintext style=filled]
+	N2 [label="Waste Compaction" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N3 [label="Paper Recycling" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N4 [label="Waste Sorting" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N5 [label=Composting color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Recycling Processing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Metal Recycling" color="#8C9EFF" fillcolor="#D3D7EB" shape=diamond style=filled]
+		nest0_1 [label="Leachate Treatment" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+		nest0_2 [label="Closed_Loop Systems" color="#8C9EFF" fillcolor="#D3D7EB" shape=Mdiamond style=filled]
+		nest0_3 [label="Anaerobic Digestion" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=compresses color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=extracts color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=recovers color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reuses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N1 [label=incinerates color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_2 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N0 -> nest0_3 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_3 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N5 -> N0 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_125.txt b/test/graphviz/scanned_easy/graphviz_125.txt
new file mode 100644
index 0000000000000000000000000000000000000000..eb1dfb887b4e58cacf61aba920d47d832dc5c176
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_125.txt
@@ -0,0 +1,19 @@
+<Anaerobic Digestion, incinerates, Landfill Gas Collection>
+<Anaerobic Digestion, partOf, Anaerobic Digestion>
+<Closed_Loop Systems, partOf, Closed_Loop Systems>
+<Closed_Loop Systems, recovers, Anaerobic Digestion>
+<Composting, connectedTo, Metal Recycling>
+<Composting, connectedTo, Organics Collection>
+<Landfill Gas Collection, connectedTo, Waste Compaction>
+<Leachate Treatment, extracts, Closed_Loop Systems>
+<Leachate Treatment, partOf, Leachate Treatment>
+<Metal Recycling, compresses, Leachate Treatment>
+<Metal Recycling, partOf, Metal Recycling>
+<Organics Collection, connectedTo, Landfill Gas Collection>
+<Organics Collection, manages, Anaerobic Digestion>
+<Paper Recycling, reuses, Waste Sorting>
+<Waste Compaction, connectedTo, Anaerobic Digestion>
+<Waste Compaction, connectedTo, Paper Recycling>
+<Waste Sorting, connectedTo, Closed_Loop Systems>
+<Waste Sorting, connectedTo, Composting>
+<Waste Sorting, connectedTo, Metal Recycling>
diff --git a/test/graphviz/scanned_easy/graphviz_126.dot b/test/graphviz/scanned_easy/graphviz_126.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e548e2ed862c87e5ccc14aff06f7ad22547c66cb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_126.dot
@@ -0,0 +1,56 @@
+digraph {
+	rankdir=BT
+	N0 [label="Extended Producer Responsibility" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N1 [label="Glass Recycling" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N2 [label="Landfill Operation" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N3 [label="Waste Sorting" color="#673AB7" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N4 [label="Waste Management Policy Development" color="#73C6BC" fillcolor="#D0EFEE" shape=folder style=filled]
+	N5 [label="Hazardous Waste Disposal" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N6 [label="Material Recovery Facility Operation" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N7 [label="Waste Audit" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N8 [label="Anaerobic Digestion" color="#73C6BC" fillcolor="#D0EFEE" shape=diamond style=filled]
+	N9 [label="Waste_to_Energy Conversion" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N10 [label="Textile Recycling" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N11 [label="Waste Characterization Study" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N12 [label="Illegal Dumping Monitoring" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	S0 [label="" color="#92C79A" fillcolor="#E8F0EA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#73C6BC" fillcolor="#D0EFEE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#673AB7" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Circular Economy Initiatives" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Construction and Demolition Waste Management" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+		nest0_1 [label="Closed_Loop Systems" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_2 [label="Zero Waste Initiatives" color="#73C6BC" fillcolor="#D0EFEE" shape=folder style=filled]
+		nest0_3 [label="Paper Recycling" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reuses color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=permits color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=processes color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=converts color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label=educates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N11 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [label=grades color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	M0 -> N7 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [label=innovates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_127.txt b/test/graphviz/scanned_easy/graphviz_127.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f8b5b56ef9a01f5eb0215ef4773c0b5c978d1be7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_127.txt
@@ -0,0 +1,18 @@
+<Climate Change Adaptation for Water, connectedTo, Water Rights Management>
+<Dam Management, connectedTo, Agricultural Water Use Efficiency>
+<Drought Management, monitors, Climate Change Adaptation for Water>
+<Ecosystem Protection, connectedTo, Drought Management>
+<Hydroelectric Power Generation, connectedTo, Irrigation Management>
+<Hydrological Modeling, connectedTo, Ecosystem Protection>
+<Hydrological Modeling, connectedTo, Hydroelectric Power Generation>
+<Hydrological Modeling, connectedTo, Watershed Management>
+<Hydrological Modeling, drains, Climate Change Adaptation for Water>
+<Irrigation Management, connectedTo, Public Awareness Campaigns>
+<Public Awareness Campaigns, connectedTo, Smart Water Networks>
+<Public Awareness Campaigns, purifies, Ecosystem Protection>
+<Smart Water Networks, connectedTo, Water Resource Planning>
+<Smart Water Networks, partOf, Smart Water Networks>
+<Water Resource Planning, evaluates, Water Rights Management>
+<Water Resource Planning, partOf, Water Resource Planning>
+<Water Rights Management, connectedTo, Dam Management>
+<Watershed Management, connectedTo, Hydroelectric Power Generation>
diff --git a/test/graphviz/scanned_easy/graphviz_128.dot b/test/graphviz/scanned_easy/graphviz_128.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3d754669283b83266e3675cc17e6bd8687e12142
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_128.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=LR
+	N0 [label="Water Distribution" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N1 [label="Sewer System Inspection" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N2 [label="Water Quality Monitoring" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N3 [label="Water Loss Detection" color="#FFF8A6" fillcolor="#FFFDE0" shape=octagon style=filled]
+	N4 [label="Public Awareness Campaigns" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N5 [label="Hydrological Modeling" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	S0 [label="" color="#FFF8A6" fillcolor="#FFFDE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#BA68C8" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#BA68C8" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Stormwater Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Rainwater Harvesting" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+		nest0_1 [label="Greywater Recycling" color="#BA68C8" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+		nest0_2 [label="Hydroelectric Power Generation" color="#FFF8A6" fillcolor="#FFFDE0" shape=Mdiamond style=filled]
+		nest0_3 [label="Dam Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label=collects color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label=permits color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=secures color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=constructs color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_129.txt b/test/graphviz/scanned_easy/graphviz_129.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4c8b42a81521132b16e3e2c82cbdfe6ac6046d6c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_129.txt
@@ -0,0 +1,21 @@
+<Desalination, connectedTo, Dam Management>
+<Desalination, connectedTo, Industrial Water Use Optimization>
+<Desalination, connectedTo, Water Source Identification>
+<Ecosystem Protection, allocates, Water Quality Monitoring>
+<Ecosystem Protection, partOf, Ecosystem Protection>
+<Environmental Flow Assessment, connectedTo, Watershed Management>
+<Industrial Water Use Optimization, plans, Dam Management>
+<Irrigation Management, connectedTo, Environmental Flow Assessment>
+<Irrigation Management, connectedTo, Water Meter Reading>
+<Water Conservation Planning, audits, Irrigation Management>
+<Water Conservation Planning, connectedTo, Environmental Flow Assessment>
+<Water Conservation Planning, connectedTo, Water Meter Reading>
+<Water Conservation Planning, connectedTo, Water Source Identification>
+<Water Loss Detection, connectedTo, Water Conservation Planning>
+<Water Meter Reading, constructs, Environmental Flow Assessment>
+<Water Quality Monitoring, connectedTo, Water Conservation Planning>
+<Water Quality Monitoring, partOf, Water Quality Monitoring>
+<Water Rights Management, reports, Desalination>
+<Water Source Identification, connectedTo, Ecosystem Protection>
+<Water Source Identification, connectedTo, Industrial Water Use Optimization>
+<Watershed Management, connectedTo, Water Rights Management>
diff --git a/test/graphviz/scanned_easy/graphviz_130.dot b/test/graphviz/scanned_easy/graphviz_130.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a0f690ac41b04be877137e06eb9f3cbc25b15dcc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_130.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=TD
+	N0 [label="Collection Point Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Closed_Loop Material Flow" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N2 [label="Life Cycle Assessment" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N3 [label="Plastic Recycling" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N4 [label="Sorting and Segregation" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N5 [label="Recycling Infrastructure Development" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	S0 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFE69C" fillcolor="#FFF9D4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Textile Recycling" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Reprocessing into Raw Material" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+		nest0_1 [label="Hazardous Material Recovery" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_2 [label="Tyre Recycling" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=tests color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=manufactures color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N2 [label=measures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label=complies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_131.txt b/test/graphviz/scanned_easy/graphviz_131.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1411e6e549743fc3a0747b1b213cc00cfe42da8d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_131.txt
@@ -0,0 +1,22 @@
+<Advanced Sorting Technologies, finances, Composting Organic Waste>
+<Cleaning and Processing, grades, Waste Audit for Recycling>
+<Closed_Loop Material Flow, connectedTo, Mechanical Recycling>
+<Closed_Loop Material Flow, partOf, Closed_Loop Material Flow>
+<Collection Point Management, connectedTo, Life Cycle Assessment>
+<Collection Point Management, treats, Closed_Loop Material Flow>
+<Energy Recovery from Non_Recyclables, cleans, Cleaning and Processing>
+<Energy Recovery from Non_Recyclables, connectedTo, Life Cycle Assessment>
+<Hazardous Material Recovery, connectedTo, Energy Recovery from Non_Recyclables>
+<Hazardous Material Recovery, connectedTo, Life Cycle Assessment>
+<Life Cycle Assessment, connectedTo, Recycling Policy Advocacy>
+<Mechanical Recycling, connectedTo, Recycling Infrastructure Development>
+<Mechanical Recycling, partOf, Mechanical Recycling>
+<Recycling Infrastructure Development, connectedTo, Cleaning and Processing>
+<Recycling Infrastructure Development, partOf, Recycling Infrastructure Development>
+<Recycling Market Development, connectedTo, Advanced Sorting Technologies>
+<Recycling Policy Advocacy, connectedTo, Tyre Recycling>
+<Tyre Recycling, connectedTo, Composting Organic Waste>
+<Tyre Recycling, connectedTo, Recycling Market Development>
+<Tyre Recycling, manufactures, Advanced Sorting Technologies>
+<Waste Audit for Recycling, connectedTo, Collection Point Management>
+<Waste Audit for Recycling, connectedTo, Life Cycle Assessment>
diff --git a/test/graphviz/scanned_easy/graphviz_132.dot b/test/graphviz/scanned_easy/graphviz_132.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d5ab15a4dee692e6065074aa06a320b6910e181f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_132.dot
@@ -0,0 +1,35 @@
+digraph {
+	rankdir=RL
+	N0 [label="Recycling Market Development" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Material Collection" color="#A188D0" fillcolor="#DACBE3" shape=diamond style=filled]
+	N2 [label="Reprocessing into Raw Material" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N3 [label="Commercial Recycling Solutions" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Chemical Recycling" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+	N5 [label="Recycling Policy Advocacy" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N6 [label="Product Design for Recyclability" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N7 [label="Metal Recycling" color="#4DB6AC" fillcolor="#E0F2F1" shape=octagon style=filled]
+	N8 [label="Advanced Sorting Technologies" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	M1 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Material Purity Testing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sorting and Segregation" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_1 [label="Closed_Loop Material Flow" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=partners color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=treats color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=reuses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=recovers color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [label=shreds color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> nest0_0 [label=educates color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N3 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_132.txt b/test/graphviz/scanned_easy/graphviz_132.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e8b0516187124f03f208cec11e4e48fc92bb1100
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_132.txt
@@ -0,0 +1,17 @@
+<Chemical Recycling, connectedTo, Recycling Policy Advocacy>
+<Closed_Loop Material Flow, partOf, Closed_Loop Material Flow>
+<Closed_Loop Material Flow, shreds, Advanced Sorting Technologies>
+<Commercial Recycling Solutions, treats, Chemical Recycling>
+<Material Collection, connectedTo, Advanced Sorting Technologies>
+<Material Collection, connectedTo, Reprocessing into Raw Material>
+<Metal Recycling, recovers, Advanced Sorting Technologies>
+<Product Design for Recyclability, connectedTo, Commercial Recycling Solutions>
+<Product Design for Recyclability, connectedTo, Sorting and Segregation>
+<Product Design for Recyclability, reuses, Metal Recycling>
+<Recycling Market Development, connectedTo, Material Collection>
+<Recycling Market Development, educates, Sorting and Segregation>
+<Recycling Policy Advocacy, connectedTo, Advanced Sorting Technologies>
+<Recycling Policy Advocacy, connectedTo, Product Design for Recyclability>
+<Reprocessing into Raw Material, connectedTo, Commercial Recycling Solutions>
+<Sorting and Segregation, partOf, Sorting and Segregation>
+<Sorting and Segregation, partners, Closed_Loop Material Flow>
diff --git a/test/graphviz/scanned_easy/graphviz_133.dot b/test/graphviz/scanned_easy/graphviz_133.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2d2e2e89b3e7f1ec10b45fb5115b5f20a5c33c8e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_133.dot
@@ -0,0 +1,35 @@
+digraph {
+	rankdir=BT
+	N0 [label="Erosion Control" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N1 [label="Forest Fire Management" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+	N2 [label="Biodiversity Conservation in Forests" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+	N3 [label="Forest Health Monitoring" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N4 [label="Forestry Education" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N5 [label="Illegal Logging Prevention" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N6 [label="Tree Nursery Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N7 [label="Biomass Production from Forests" color="#66BB6A" fillcolor="#E8F5E9" shape=oval style=filled]
+	N8 [label="Sawmill Processing" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	S0 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Forest Inventory" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Drone Surveying for Forests" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+		nest0_1 [label="Forest Land Use Planning" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=irrigates color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=certifies color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=restores color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=prunes color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=constructs color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N6 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N3 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_133.txt b/test/graphviz/scanned_easy/graphviz_133.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fcb51b7b13e06ad041bb202d25f32d2d16a5b79e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_133.txt
@@ -0,0 +1,17 @@
+<Biodiversity Conservation in Forests, certifies, Forest Health Monitoring>
+<Biodiversity Conservation in Forests, connectedTo, Drone Surveying for Forests>
+<Biomass Production from Forests, connectedTo, Sawmill Processing>
+<Drone Surveying for Forests, irrigates, Forest Land Use Planning>
+<Drone Surveying for Forests, partOf, Drone Surveying for Forests>
+<Erosion Control, connectedTo, Biodiversity Conservation in Forests>
+<Erosion Control, connectedTo, Forest Fire Management>
+<Erosion Control, connectedTo, Forest Health Monitoring>
+<Erosion Control, connectedTo, Illegal Logging Prevention>
+<Forest Fire Management, connectedTo, Biodiversity Conservation in Forests>
+<Forest Health Monitoring, restores, Forestry Education>
+<Forest Land Use Planning, connectedTo, Tree Nursery Management>
+<Forest Land Use Planning, partOf, Forest Land Use Planning>
+<Forestry Education, prunes, Illegal Logging Prevention>
+<Illegal Logging Prevention, connectedTo, Biomass Production from Forests>
+<Illegal Logging Prevention, constructs, Tree Nursery Management>
+<Tree Nursery Management, connectedTo, Biomass Production from Forests>
diff --git a/test/graphviz/scanned_easy/graphviz_134.txt b/test/graphviz/scanned_easy/graphviz_134.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c97ecd9f9a2ef95961638584543ce673b03ffc0a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_134.txt
@@ -0,0 +1,19 @@
+<Agroforestry Systems, controls, Watershed Protection>
+<Ecological Restoration, connectedTo, Illegal Logging Prevention>
+<Forest Carbon Accounting, connectedTo, Forest Health Monitoring>
+<Forest Carbon Accounting, connectedTo, Tree Nursery Management>
+<Forest Carbon Accounting, monitors, Forestry Equipment Maintenance>
+<Forest Carbon Accounting, restricts, Public Access Management>
+<Forest Carbon Accounting, thins, Agroforestry Systems>
+<Forest Health Monitoring, connectedTo, Sawmill Processing>
+<Forest Health Monitoring, partOf, Forest Health Monitoring>
+<Forestry Equipment Maintenance, connectedTo, Agroforestry Systems>
+<Illegal Logging Prevention, connectedTo, Public Access Management>
+<Pest and Disease Control, grades, Forest Carbon Accounting>
+<Public Access Management, connectedTo, Forestry Equipment Maintenance>
+<Sawmill Processing, conserves, Forestry Equipment Maintenance>
+<Sawmill Processing, partOf, Sawmill Processing>
+<Tree Nursery Management, connectedTo, Ecological Restoration>
+<Tree Nursery Management, connectedTo, Forestry Equipment Maintenance>
+<Tree Nursery Management, connectedTo, Illegal Logging Prevention>
+<Tree Nursery Management, connectedTo, Public Access Management>
diff --git a/test/graphviz/scanned_easy/graphviz_135.txt b/test/graphviz/scanned_easy/graphviz_135.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6cb23e677ccd58cfaf8e37459100699aae473d06
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_135.txt
@@ -0,0 +1,20 @@
+<Biodiversity Conservation in Forests, connectedTo, Silviculture>
+<Biodiversity Conservation in Forests, partOf, Biodiversity Conservation in Forests>
+<Forestry Education, connectedTo, Timber Harvesting>
+<Forestry Education, partOf, Forestry Education>
+<Forestry Policy Development, partOf, Forestry Policy Development>
+<Forestry Policy Development, treats, Forestry Education>
+<Pest and Disease Control, connectedTo, Tree Planting>
+<Reforestation, connectedTo, Urban Forestry Management>
+<Sawmill Processing, connectedTo, Timber Harvesting>
+<Silviculture, connectedTo, Forestry Policy Development>
+<Silviculture, partOf, Silviculture>
+<Tree Nursery Management, connectedTo, Sawmill Processing>
+<Tree Nursery Management, connectedTo, Watershed Protection>
+<Tree Nursery Management, harvests, Pest and Disease Control>
+<Tree Planting, connectedTo, Sawmill Processing>
+<Urban Forestry Management, connectedTo, Tree Nursery Management>
+<Urban Forestry Management, regulates, Sawmill Processing>
+<Urban Forestry Management, sustains, Tree Planting>
+<Watershed Protection, connectedTo, Biodiversity Conservation in Forests>
+<Watershed Protection, connectedTo, Pest and Disease Control>
diff --git a/test/graphviz/scanned_easy/graphviz_136.txt b/test/graphviz/scanned_easy/graphviz_136.txt
new file mode 100644
index 0000000000000000000000000000000000000000..58edf8fbb2953718a29f09c2040eee32d99a9297
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_136.txt
@@ -0,0 +1,17 @@
+<Biosecurity Measures, partOf, Biosecurity Measures>
+<Biosecurity Measures, vaccinates, Dental Care>
+<Dental Care, connectedTo, Parasite Control>
+<Dental Care, partOf, Dental Care>
+<Equine Care, connectedTo, Biosecurity Measures>
+<Equine Care, partOf, Equine Care>
+<Hospice Care for Animals, tests, Parasite Control>
+<Nutritional Counseling, connectedTo, Pain Management>
+<Pain Management, connectedTo, Client Communication>
+<Pain Management, inspects, Equine Care>
+<Parasite Control, connectedTo, Sterilization Protocols>
+<Parasite Control, monitors, Client Communication>
+<Sterilization Protocols, connectedTo, Client Communication>
+<Sterilization Protocols, connectedTo, Nutritional Counseling>
+<Sterilization Protocols, connectedTo, Pain Management>
+<Sterilization Protocols, orders, Client Communication>
+<Sterilization Protocols, reproduces, Client Communication>
diff --git a/test/graphviz/scanned_easy/graphviz_137.dot b/test/graphviz/scanned_easy/graphviz_137.dot
new file mode 100644
index 0000000000000000000000000000000000000000..14b280a3e0ed9c3ea4ad6c6b30b445cd6733be16
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_137.dot
@@ -0,0 +1,46 @@
+digraph {
+	rankdir=RL
+	N0 [label="Laboratory Testing" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Medical Record Keeping" color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+	N2 [label="Animal Sheltering Consultation" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N3 [label=Diagnosis color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N4 [label="Dental Care" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N5 [label="Emergency Vet Services" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N6 [label="Biosecurity Measures" color="#BDBDBD" fillcolor="#F5F5F5" shape=folder style=filled]
+	N7 [label="Farm Animal Health Management" color="#388E3C" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+	N8 [label=Vaccination color="#388E3C" fillcolor="#C8E6C9" shape=Mdiamond style=filled]
+	N9 [label="Herd Health Programs" color="#BDBDBD" fillcolor="#F5F5F5" shape=octagon style=filled]
+	N10 [label="Euthanasia Services" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	M0 [label="" color="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Pet Check_up" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Allergy Testing" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+		nest0_1 [label="Behavioral Counseling" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+		nest0_2 [label=Surgery color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+		nest0_3 [label="Sterilization Protocols" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [label=sedates color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=treats color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=consults color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N9 [label=shelters color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [label=advises color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [label=stitches color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label=prescribes color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_137.txt b/test/graphviz/scanned_easy/graphviz_137.txt
new file mode 100644
index 0000000000000000000000000000000000000000..13c44ac6dd35a5585e0d6538853148cae3fab861
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_137.txt
@@ -0,0 +1,24 @@
+<Allergy Testing, partOf, Allergy Testing>
+<Allergy Testing, sedates, Behavioral Counseling>
+<Animal Sheltering Consultation, stitches, Biosecurity Measures>
+<Animal Sheltering Consultation, treats, Diagnosis>
+<Behavioral Counseling, connectedTo, Surgery>
+<Behavioral Counseling, partOf, Behavioral Counseling>
+<Biosecurity Measures, manages, Farm Animal Health Management>
+<Dental Care, advises, Biosecurity Measures>
+<Dental Care, connectedTo, Emergency Vet Services>
+<Diagnosis, consults, Dental Care>
+<Emergency Vet Services, connectedTo, Biosecurity Measures>
+<Farm Animal Health Management, connectedTo, Allergy Testing>
+<Farm Animal Health Management, connectedTo, Vaccination>
+<Herd Health Programs, connectedTo, Euthanasia Services>
+<Laboratory Testing, connectedTo, Biosecurity Measures>
+<Laboratory Testing, connectedTo, Medical Record Keeping>
+<Laboratory Testing, prescribes, Dental Care>
+<Medical Record Keeping, connectedTo, Animal Sheltering Consultation>
+<Medical Record Keeping, connectedTo, Dental Care>
+<Sterilization Protocols, partOf, Sterilization Protocols>
+<Sterilization Protocols, shelters, Herd Health Programs>
+<Surgery, connectedTo, Sterilization Protocols>
+<Surgery, partOf, Surgery>
+<Vaccination, connectedTo, Herd Health Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_138.dot b/test/graphviz/scanned_easy/graphviz_138.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b492f886a765ca8c7f06973d5fad13b374568a1a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_138.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=TD
+	N0 [label="Medical Treatment" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label="Veterinary Pathology" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N2 [label="Sterilization Protocols" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N3 [label="Medical Record Keeping" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N4 [label="Parasite Control" color="#FF9800" fillcolor="#FFE0B2" shape=plaintext style=filled]
+	N5 [label="Animal Sheltering Consultation" color="#FF9800" fillcolor="#FFE0B2" shape=Mdiamond style=filled]
+	N6 [label="Laboratory Testing" color="#FF8A65" fillcolor="#FBE9E7" shape=plaintext style=filled]
+	N7 [label="Animal Welfare Assessment" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N8 [label=Microchipping color="#FF9800" fillcolor="#FFE0B2" shape=folder style=filled]
+	N9 [label="Livestock Disease Prevention" color="#FF8A65" fillcolor="#FBE9E7" shape=oval style=filled]
+	N10 [label="Pharmacy Management" color="#FF8A65" fillcolor="#FBE9E7" shape=oval style=filled]
+	N11 [label="Veterinary Technology Training" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N12 [label="Dental Care" color="#FF9800" fillcolor="#FFE0B2" shape=folder style=filled]
+	N13 [label="Equine Care" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	S0 [label="" color="#FF8A65" fillcolor="#FBE9E7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Imaging Services" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Nutritional Counseling" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+		nest0_1 [label="Toxicology Testing" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+		nest0_2 [label="Herd Health Programs" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [label=diagnoses color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=inspects color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=advises color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=consults color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=rescues color="#000000" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N13 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_138.txt b/test/graphviz/scanned_easy/graphviz_138.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cff31704c200a69c3cd8090a66d11bfd7c16d146
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_138.txt
@@ -0,0 +1,24 @@
+<Animal Sheltering Consultation, connectedTo, Equine Care>
+<Animal Sheltering Consultation, connectedTo, Laboratory Testing>
+<Animal Welfare Assessment, consults, Microchipping>
+<Dental Care, connectedTo, Equine Care>
+<Herd Health Programs, connectedTo, Animal Welfare Assessment>
+<Herd Health Programs, partOf, Herd Health Programs>
+<Laboratory Testing, connectedTo, Animal Welfare Assessment>
+<Laboratory Testing, connectedTo, Equine Care>
+<Livestock Disease Prevention, connectedTo, Dental Care>
+<Livestock Disease Prevention, connectedTo, Equine Care>
+<Livestock Disease Prevention, connectedTo, Pharmacy Management>
+<Medical Record Keeping, advises, Parasite Control>
+<Medical Treatment, connectedTo, Veterinary Pathology>
+<Microchipping, connectedTo, Livestock Disease Prevention>
+<Microchipping, connectedTo, Nutritional Counseling>
+<Nutritional Counseling, diagnoses, Toxicology Testing>
+<Nutritional Counseling, partOf, Nutritional Counseling>
+<Parasite Control, connectedTo, Animal Sheltering Consultation>
+<Pharmacy Management, connectedTo, Veterinary Technology Training>
+<Sterilization Protocols, connectedTo, Medical Record Keeping>
+<Toxicology Testing, inspects, Herd Health Programs>
+<Toxicology Testing, partOf, Toxicology Testing>
+<Veterinary Pathology, connectedTo, Sterilization Protocols>
+<Veterinary Technology Training, rescues, Dental Care>
diff --git a/test/graphviz/scanned_easy/graphviz_139.dot b/test/graphviz/scanned_easy/graphviz_139.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f709a2d624b3092a069a89265bda7fa5e2f9c53f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_139.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=RL
+	N0 [label="Child Development Assessment" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Nap Time Supervision" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N2 [label="Motor Skill Development" color="#FFD54F" fillcolor="#FFF8E1" shape=diamond style=filled]
+	N3 [label="Safety Supervision" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N4 [label="Outdoor Play Supervision" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+	N5 [label="Nutritional Meal Preparation" color="#F7BEE0" fillcolor="#FAEBF3" shape=oval style=filled]
+	N6 [label="Group Activities Coordination" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N7 [label="Enrollment and Admissions" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N8 [label="Emergency Evacuation Drills" color="#F7BEE0" fillcolor="#FAEBF3" shape=hexagon style=filled]
+	N9 [label="Parent_Teacher Conferences" color="#4285F4" fillcolor="#D0E0F8" shape=plaintext style=filled]
+	N10 [label="Teacher_Child Ratio Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N11 [label="Learning Material Selection" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N12 [label="First Aid Administration" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	S0 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#F7BEE0" fillcolor="#FAEBF3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Emotional Support" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sensory Play" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+		nest0_1 [label="Creative Arts Activities" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+		nest0_2 [label="Potty Training Assistance" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=safeguards color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=organizes color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=cleans color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N9 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [label=supervises color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [label=enrolls color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_139.txt b/test/graphviz/scanned_easy/graphviz_139.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9790f7c082208ca5fc4e915b44c225c34400d371
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_139.txt
@@ -0,0 +1,23 @@
+<Child Development Assessment, connectedTo, Group Activities Coordination>
+<Child Development Assessment, connectedTo, Nap Time Supervision>
+<Creative Arts Activities, connectedTo, Potty Training Assistance>
+<Creative Arts Activities, partOf, Creative Arts Activities>
+<Emergency Evacuation Drills, connectedTo, Parent_Teacher Conferences>
+<Enrollment and Admissions, connectedTo, Emergency Evacuation Drills>
+<Group Activities Coordination, connectedTo, Enrollment and Admissions>
+<Learning Material Selection, connectedTo, First Aid Administration>
+<Motor Skill Development, connectedTo, Safety Supervision>
+<Motor Skill Development, enrolls, Group Activities Coordination>
+<Nap Time Supervision, connectedTo, Motor Skill Development>
+<Nap Time Supervision, connectedTo, Parent_Teacher Conferences>
+<Nap Time Supervision, supervises, Teacher_Child Ratio Management>
+<Nutritional Meal Preparation, connectedTo, Group Activities Coordination>
+<Outdoor Play Supervision, organizes, Nutritional Meal Preparation>
+<Parent_Teacher Conferences, cleans, Teacher_Child Ratio Management>
+<Potty Training Assistance, connectedTo, Parent_Teacher Conferences>
+<Potty Training Assistance, partOf, Potty Training Assistance>
+<Safety Supervision, connectedTo, Outdoor Play Supervision>
+<Safety Supervision, connectedTo, Sensory Play>
+<Sensory Play, partOf, Sensory Play>
+<Sensory Play, safeguards, Creative Arts Activities>
+<Teacher_Child Ratio Management, connectedTo, Learning Material Selection>
diff --git a/test/graphviz/scanned_easy/graphviz_14.dot b/test/graphviz/scanned_easy/graphviz_14.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ea1f84f5448e33a234cf0715dddcdb44c5b2bdae
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_14.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Responder Alert" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Rescue Coordination" color="#CB9BE1" fillcolor="#F2E6F5" shape=Mdiamond style=filled]
+	N2 [label="Cybersecurity Threat Response" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N3 [label="Inmate Transport" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N4 [label="Shelter Setup" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N5 [label="First Aid Deployment" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N6 [label="Disaster Relief Coordination" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N7 [label="Suspect Identification" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+	N8 [label="Threat Assessment" color="#388E3C" fillcolor="#C8E6C9" shape=octagon style=filled]
+	N9 [label="Witness Interview" color="#CB9BE1" fillcolor="#F2E6F5" shape=Mdiamond style=filled]
+	N10 [label="Hazard Detection" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N11 [label="Bomb Disposal" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=allocates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=responds color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=communicates color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=assesses color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [label=equips color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N0 -> N5 [label=detains color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_14.txt b/test/graphviz/scanned_easy/graphviz_14.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1703a4bf7ae9c023ceac572747cb8bfb7fedd7a7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_14.txt
@@ -0,0 +1,13 @@
+<Cybersecurity Threat Response, connectedTo, Inmate Transport>
+<Disaster Relief Coordination, communicates, Suspect Identification>
+<First Aid Deployment, responds, Disaster Relief Coordination>
+<Hazard Detection, connectedTo, Bomb Disposal>
+<Inmate Transport, allocates, Shelter Setup>
+<Rescue Coordination, connectedTo, Cybersecurity Threat Response>
+<Responder Alert, connectedTo, Rescue Coordination>
+<Responder Alert, detains, First Aid Deployment>
+<Shelter Setup, connectedTo, First Aid Deployment>
+<Suspect Identification, connectedTo, Threat Assessment>
+<Threat Assessment, assesses, Witness Interview>
+<Threat Assessment, equips, Disaster Relief Coordination>
+<Witness Interview, connectedTo, Hazard Detection>
diff --git a/test/graphviz/scanned_easy/graphviz_140.dot b/test/graphviz/scanned_easy/graphviz_140.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3bd0f86349b5b608fd5a873a3e016c6daa9ad631
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_140.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=TD
+	N0 [label="Outdoor Exploration" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Preschool Education" color="#00BCD4" fillcolor="#B2EBF2" shape=Mdiamond style=filled]
+	N2 [label="Enrollment and Admissions" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N3 [label="Potty Training Assistance" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N4 [label="Story Time Reading" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N5 [label="Playground Safety Inspection" color="#7986CB" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N6 [label="Nutritional Meal Preparation" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N7 [label="Infant Care" color="#00BCD4" fillcolor="#B2EBF2" shape=Mdiamond style=filled]
+	N8 [label="Social Skill Development" color="#00BCD4" fillcolor="#B2EBF2" shape=oval style=filled]
+	N9 [label="Group Activities Coordination" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	S0 [label="" color="#7986CB" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#00BCD4" fillcolor="#B2EBF2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFC085" fillcolor="#FFDAB9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFC085" fillcolor="#FFDAB9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Emergency Evacuation Drills" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Music and Movement Activities" color="#00BCD4" fillcolor="#B2EBF2" shape=parallelogram style=filled]
+		nest0_1 [label="Safety Supervision" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=maintains color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=protects color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=supervises color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [label=supports color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [label=educates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label=safeguards color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [label=comforts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_140.txt b/test/graphviz/scanned_easy/graphviz_140.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b2b345dc734f464d628aa320287c123260f6eb1d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_140.txt
@@ -0,0 +1,24 @@
+<Enrollment and Admissions, comforts, Story Time Reading>
+<Enrollment and Admissions, connectedTo, Playground Safety Inspection>
+<Enrollment and Admissions, connectedTo, Potty Training Assistance>
+<Infant Care, connectedTo, Music and Movement Activities>
+<Infant Care, connectedTo, Social Skill Development>
+<Music and Movement Activities, connectedTo, Safety Supervision>
+<Music and Movement Activities, partOf, Music and Movement Activities>
+<Nutritional Meal Preparation, educates, Group Activities Coordination>
+<Nutritional Meal Preparation, protects, Infant Care>
+<Nutritional Meal Preparation, supports, Social Skill Development>
+<Outdoor Exploration, connectedTo, Group Activities Coordination>
+<Outdoor Exploration, connectedTo, Nutritional Meal Preparation>
+<Outdoor Exploration, connectedTo, Playground Safety Inspection>
+<Outdoor Exploration, connectedTo, Story Time Reading>
+<Outdoor Exploration, maintains, Preschool Education>
+<Playground Safety Inspection, connectedTo, Nutritional Meal Preparation>
+<Potty Training Assistance, connectedTo, Story Time Reading>
+<Potty Training Assistance, safeguards, Playground Safety Inspection>
+<Preschool Education, connectedTo, Enrollment and Admissions>
+<Preschool Education, connectedTo, Story Time Reading>
+<Safety Supervision, connectedTo, Potty Training Assistance>
+<Safety Supervision, partOf, Safety Supervision>
+<Social Skill Development, supervises, Group Activities Coordination>
+<Story Time Reading, connectedTo, Playground Safety Inspection>
diff --git a/test/graphviz/scanned_easy/graphviz_141.txt b/test/graphviz/scanned_easy/graphviz_141.txt
new file mode 100644
index 0000000000000000000000000000000000000000..df154e7d10e22ad80f758766065d67f312ddd875
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_141.txt
@@ -0,0 +1,25 @@
+<Child Protection Policies, connectedTo, Child Psychology Application>
+<Child Protection Policies, connectedTo, Curriculum Planning>
+<Child Protection Policies, disciplines, Staff Training and Certification>
+<Child Protection Policies, transports, Safety Supervision>
+<Child Psychology Application, connectedTo, Curriculum Planning>
+<Child Psychology Application, connectedTo, Staff Training and Certification>
+<Creative Arts Activities, connectedTo, Individualized Attention>
+<Creative Arts Activities, partOf, Creative Arts Activities>
+<Curriculum Planning, organizes, Infant Care>
+<Early Literacy Programs, connectedTo, Creative Arts Activities>
+<Early Literacy Programs, partOf, Early Literacy Programs>
+<Enrollment and Admissions, connectedTo, Early Literacy Programs>
+<Enrollment and Admissions, partOf, Enrollment and Admissions>
+<Group Activities Coordination, connectedTo, Enrollment and Admissions>
+<Group Activities Coordination, connectedTo, Outdoor Exploration>
+<Individualized Attention, connectedTo, Outdoor Exploration>
+<Individualized Attention, partOf, Individualized Attention>
+<Infant Care, connectedTo, Staff Training and Certification>
+<Nutritional Meal Preparation, enrolls, Outdoor Play Supervision>
+<Outdoor Exploration, trains, Parent Communication>
+<Outdoor Play Supervision, connectedTo, Special Needs Accommodation>
+<Parent Communication, connectedTo, Nutritional Meal Preparation>
+<Potty Training Assistance, connectedTo, Safety Supervision>
+<Safety Supervision, connectedTo, Group Activities Coordination>
+<Staff Training and Certification, connectedTo, Potty Training Assistance>
diff --git a/test/graphviz/scanned_easy/graphviz_142.dot b/test/graphviz/scanned_easy/graphviz_142.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bdd768747027b2d4cb7cde37ac290fed8f5a05e0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_142.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=BT
+	N0 [label="Transportation Assistance" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Legal Aid Referrals" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N2 [label="Caregiver Training" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N3 [label="Chronic Disease Management" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N4 [label="Occupational Therapy" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N5 [label="Community Resource Connection" color="#D3EB9F" fillcolor="#F8FDD3" shape=parallelogram style=filled]
+	N6 [label="Family Communication" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N7 [label="Personal Care Assistance" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+	N8 [label="Palliative Care" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Daily Living Assistance" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N10 [label="Health Monitoring" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N11 [label="Safety Assessments" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Physical Therapy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Speech Therapy" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+		nest0_1 [label="Medication Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=advises color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=monitors color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> M1 [label=medicates color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	M1 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_143.dot b/test/graphviz/scanned_easy/graphviz_143.dot
new file mode 100644
index 0000000000000000000000000000000000000000..17d3bff51c4dbf79de8f8dd7bf8b37b348420001
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_143.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=TD
+	N0 [label="Social Engagement Activities" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Community Resource Connection" color="#4FC3F7" fillcolor="#E1F5FE" shape=plaintext style=filled]
+	N2 [label="Medication Management" color="#FFE470" fillcolor="#FFFAE0" shape=parallelogram style=filled]
+	N3 [label="Respite Care" color="#FFE470" fillcolor="#FFFAE0" shape=diamond style=filled]
+	N4 [label="Chronic Disease Management" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N5 [label="Meal Preparation" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N6 [label=Companionship color="#FFE470" fillcolor="#FFFAE0" shape=parallelogram style=filled]
+	N7 [label="Pain Management" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N8 [label="Home Health Aide Services" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N9 [label="Financial Management Assistance" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N10 [label="Rehabilitation Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N11 [label="Safety Assessments" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N12 [label="Long_Term Care Planning" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	S0 [label="" color="#26A69A" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Cognitive Stimulation Activities" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Nursing Care" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+		nest0_1 [label="Legal Aid Referrals" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=administers color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=feeds color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=plans color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=engages color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=activates color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [label=dresses color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_143.txt b/test/graphviz/scanned_easy/graphviz_143.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e81e16ec232b74f1ad3980caa712318f8738735f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_143.txt
@@ -0,0 +1,21 @@
+<Chronic Disease Management, connectedTo, Meal Preparation>
+<Community Resource Connection, feeds, Medication Management>
+<Companionship, connectedTo, Financial Management Assistance>
+<Companionship, connectedTo, Home Health Aide Services>
+<Companionship, connectedTo, Pain Management>
+<Companionship, connectedTo, Rehabilitation Support>
+<Financial Management Assistance, activates, Rehabilitation Support>
+<Financial Management Assistance, connectedTo, Nursing Care>
+<Home Health Aide Services, engages, Financial Management Assistance>
+<Legal Aid Referrals, connectedTo, Home Health Aide Services>
+<Legal Aid Referrals, partOf, Legal Aid Referrals>
+<Meal Preparation, plans, Companionship>
+<Medication Management, connectedTo, Respite Care>
+<Medication Management, dresses, Home Health Aide Services>
+<Nursing Care, administers, Legal Aid Referrals>
+<Nursing Care, partOf, Nursing Care>
+<Pain Management, connectedTo, Home Health Aide Services>
+<Rehabilitation Support, connectedTo, Safety Assessments>
+<Respite Care, connectedTo, Chronic Disease Management>
+<Safety Assessments, connectedTo, Long_Term Care Planning>
+<Social Engagement Activities, connectedTo, Community Resource Connection>
diff --git a/test/graphviz/scanned_easy/graphviz_145.txt b/test/graphviz/scanned_easy/graphviz_145.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e7aac4d64a302fe3da431840c678cf6a8f33056a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_145.txt
@@ -0,0 +1,21 @@
+<Cash Transfer Programs, connectedTo, Public Awareness Campaigns>
+<Community Preparedness, partOf, Community Preparedness>
+<Community Preparedness, rescues, Risk Assessment>
+<Drone Deployment for Assessment, connectedTo, Environmental Remediation>
+<Early Warning Systems, secures, Logistics and Supply Chain>
+<Economic Recovery Initiatives, connectedTo, Community Preparedness>
+<Economic Recovery Initiatives, connectedTo, Hazard Identification>
+<Economic Recovery Initiatives, treats, Drone Deployment for Assessment>
+<Emergency Drills and Exercises, connectedTo, Vulnerability Analysis>
+<Environmental Remediation, connectedTo, Hazard Identification>
+<Hazard Identification, connectedTo, Emergency Drills and Exercises>
+<Infrastructure Repair, connectedTo, Policy and Legislation Review>
+<Logistics and Supply Chain, connectedTo, Cash Transfer Programs>
+<Logistics and Supply Chain, connectedTo, Hazard Identification>
+<Logistics and Supply Chain, connectedTo, Infrastructure Repair>
+<Logistics and Supply Chain, donates, Hazard Identification>
+<Policy and Legislation Review, trains, Economic Recovery Initiatives>
+<Public Awareness Campaigns, connectedTo, Psychosocial Support>
+<Risk Assessment, connectedTo, Emergency Drills and Exercises>
+<Risk Assessment, partOf, Risk Assessment>
+<Vulnerability Analysis, locates, Cash Transfer Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_146.dot b/test/graphviz/scanned_easy/graphviz_146.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e6e78c7a911b6c784970293d823c31f92912da11
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_146.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=TD
+	N0 [label="Risk Assessment" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Mitigation Strategies" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N2 [label="Early Warning Systems" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="Volunteer Coordination" color="#CFCFCF" fillcolor="#F6F6F6" shape=Mdiamond style=filled]
+	N4 [label="Early Recovery Actions" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N5 [label="Hazard Mapping" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N6 [label="Debris Management" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Logistics and Supply Chain" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	S0 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Community Preparedness" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Communication Protocols" color="#F06292" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+		nest0_1 [label="Drone Deployment for Assessment" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+		nest0_2 [label="Damage Assessment" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_3 [label="Recovery Planning" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [label=assesses color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=trains color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=distributes color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=reconstructs color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_146.txt b/test/graphviz/scanned_easy/graphviz_146.txt
new file mode 100644
index 0000000000000000000000000000000000000000..032572421fed3123b8b530cb952c51c8c6a31351
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_146.txt
@@ -0,0 +1,20 @@
+<Communication Protocols, assesses, Drone Deployment for Assessment>
+<Communication Protocols, partOf, Communication Protocols>
+<Damage Assessment, connectedTo, Recovery Planning>
+<Damage Assessment, partOf, Damage Assessment>
+<Debris Management, connectedTo, Logistics and Supply Chain>
+<Drone Deployment for Assessment, connectedTo, Damage Assessment>
+<Drone Deployment for Assessment, partOf, Drone Deployment for Assessment>
+<Early Recovery Actions, reconstructs, Hazard Mapping>
+<Early Warning Systems, connectedTo, Communication Protocols>
+<Early Warning Systems, connectedTo, Early Recovery Actions>
+<Early Warning Systems, connectedTo, Logistics and Supply Chain>
+<Early Warning Systems, connectedTo, Volunteer Coordination>
+<Hazard Mapping, connectedTo, Debris Management>
+<Mitigation Strategies, distributes, Early Warning Systems>
+<Recovery Planning, connectedTo, Debris Management>
+<Recovery Planning, partOf, Recovery Planning>
+<Risk Assessment, connectedTo, Hazard Mapping>
+<Risk Assessment, trains, Mitigation Strategies>
+<Volunteer Coordination, connectedTo, Early Recovery Actions>
+<Volunteer Coordination, connectedTo, Hazard Mapping>
diff --git a/test/graphviz/scanned_easy/graphviz_147.txt b/test/graphviz/scanned_easy/graphviz_147.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a38e0d4f639c9e218be3c4353b9d351f7d3e9cbd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_147.txt
@@ -0,0 +1,20 @@
+<Communication Protocols, connectedTo, Incident Command System>
+<Communication Protocols, maps, Vulnerability Analysis>
+<Damage Assessment, connectedTo, Recovery Planning>
+<Damage Assessment, partOf, Damage Assessment>
+<Early Warning Systems, alerts, Communication Protocols>
+<Early Warning Systems, connectedTo, Incident Command System>
+<Early Warning Systems, treats, Public Awareness Campaigns>
+<Emergency Response, connectedTo, Logistics and Supply Chain>
+<Environmental Remediation, simulates, Emergency Response>
+<Hazard Identification, connectedTo, Environmental Remediation>
+<Incident Command System, connectedTo, Shelter Management>
+<Logistics and Supply Chain, audits, Shelter Management>
+<Logistics and Supply Chain, connectedTo, Early Warning Systems>
+<Logistics and Supply Chain, donates, Damage Assessment>
+<Recovery Planning, connectedTo, Logistics and Supply Chain>
+<Recovery Planning, partOf, Recovery Planning>
+<Shelter Management, rebuilds, Public Awareness Campaigns>
+<Volunteer Coordination, connectedTo, Incident Command System>
+<Volunteer Coordination, reports, Shelter Management>
+<Vulnerability Analysis, connectedTo, Volunteer Coordination>
diff --git a/test/graphviz/scanned_easy/graphviz_149.txt b/test/graphviz/scanned_easy/graphviz_149.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bfe52aade195d131e72011d09f8885c796302a83
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_149.txt
@@ -0,0 +1,19 @@
+<Chaplain Services, connectedTo, Cyber Warfare Operations>
+<Chaplain Services, connectedTo, Equipment Maintenance>
+<Chaplain Services, protects, Operations Planning>
+<Chaplain Services, recruits, Cyber Warfare Operations>
+<Combat Operations, partOf, Combat Operations>
+<Combat Operations, reconnoiters, Counter_Terrorism Operations>
+<Counter_Terrorism Operations, connectedTo, Reconnaissance>
+<Counter_Terrorism Operations, partOf, Counter_Terrorism Operations>
+<Cyber Warfare Operations, connectedTo, Equipment Maintenance>
+<Family Support Programs, partOf, Family Support Programs>
+<Family Support Programs, plans, Combat Operations>
+<Logistics Support, connectedTo, Chaplain Services>
+<Naval Operations, connectedTo, Chaplain Services>
+<Naval Operations, logistics, Reconnaissance>
+<Operations Planning, commands, Cyber Warfare Operations>
+<Operations Planning, connectedTo, Family Support Programs>
+<Reconnaissance, connectedTo, Chaplain Services>
+<Reconnaissance, connectedTo, Cyber Warfare Operations>
+<Reconnaissance, coordinates, Logistics Support>
diff --git a/test/graphviz/scanned_easy/graphviz_150.dot b/test/graphviz/scanned_easy/graphviz_150.dot
new file mode 100644
index 0000000000000000000000000000000000000000..432e04f7a0a07bb5ef68d835610fec02ad8b64ce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_150.dot
@@ -0,0 +1,57 @@
+digraph {
+	rankdir=BT
+	N0 [label="Logistics Support" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Counter_Insurgency Operations" color="#FFA726" fillcolor="#FFF3E0" shape=folder style=filled]
+	N2 [label="Crisis Management" color="#82DAFF" fillcolor="#C8EDFF" shape=oval style=filled]
+	N3 [label="Operations Planning" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N4 [label=Targeting color="#6EB76D" fillcolor="#E9F7E8" shape=folder style=filled]
+	N5 [label="Specialized Training" color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+	N6 [label="Peacekeeping Missions" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N7 [label="Force Projection" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N8 [label="Intelligence Gathering" color="#FFA726" fillcolor="#FFF3E0" shape=octagon style=filled]
+	N9 [label="Basic Training" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+	N10 [label="Joint Exercises" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N11 [label="Readiness Assessment" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N12 [label="Medical Support" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N13 [label=Demobilization color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	S0 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Supply Chain Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Ground Operations" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+		nest0_1 [label="Military Law" color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=commands color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=mediates color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=patrols color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=coordinates color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N12 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [label=protects color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [label=deploys color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [label=executes color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [label=interdicts color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label=disarms color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_150.txt b/test/graphviz/scanned_easy/graphviz_150.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4ccc212340b286ff34ccdaf8ccc8b19fa6e2e0f3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_150.txt
@@ -0,0 +1,28 @@
+<Basic Training, mediates, Joint Exercises>
+<Counter_Insurgency Operations, connectedTo, Crisis Management>
+<Counter_Insurgency Operations, connectedTo, Joint Exercises>
+<Counter_Insurgency Operations, disarms, Force Projection>
+<Counter_Insurgency Operations, executes, Medical Support>
+<Crisis Management, connectedTo, Operations Planning>
+<Force Projection, connectedTo, Basic Training>
+<Force Projection, connectedTo, Intelligence Gathering>
+<Ground Operations, connectedTo, Military Law>
+<Ground Operations, partOf, Ground Operations>
+<Intelligence Gathering, commands, Basic Training>
+<Joint Exercises, patrols, Readiness Assessment>
+<Logistics Support, connectedTo, Counter_Insurgency Operations>
+<Medical Support, connectedTo, Demobilization>
+<Medical Support, connectedTo, Ground Operations>
+<Military Law, partOf, Military Law>
+<Military Law, protects, Intelligence Gathering>
+<Operations Planning, connectedTo, Targeting>
+<Peacekeeping Missions, connectedTo, Force Projection>
+<Readiness Assessment, coordinates, Medical Support>
+<Specialized Training, connectedTo, Basic Training>
+<Specialized Training, connectedTo, Peacekeeping Missions>
+<Targeting, connectedTo, Basic Training>
+<Targeting, connectedTo, Demobilization>
+<Targeting, connectedTo, Force Projection>
+<Targeting, connectedTo, Specialized Training>
+<Targeting, deploys, Readiness Assessment>
+<Targeting, interdicts, Basic Training>
diff --git a/test/graphviz/scanned_easy/graphviz_151.dot b/test/graphviz/scanned_easy/graphviz_151.dot
new file mode 100644
index 0000000000000000000000000000000000000000..246ca6ddc00762816b31a4af94d0dfa68a295da8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_151.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=LR
+	N0 [label="Remote Tower Operations" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N1 [label="Flight Simulation" color="#607D8B" fillcolor="#CFD8DC" shape=folder style=filled]
+	N2 [label="Ground Support" color="#607D8B" fillcolor="#CFD8DC" shape=hexagon style=filled]
+	N3 [label="Route Optimization" color="#FFC107" fillcolor="#FFECB3" shape=Mdiamond style=filled]
+	N4 [label="Cargo Loading" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N5 [label="Fleet Management" color="#607D8B" fillcolor="#CFD8DC" shape=Mdiamond style=filled]
+	N6 [label="Unmanned Aerial Vehicle Integration" color="#607D8B" fillcolor="#CFD8DC" shape=diamond style=filled]
+	N7 [label="Air Cargo Logistics" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	S0 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Weather Briefing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Emergency Procedures Training" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+		nest0_1 [label="Noise Abatement Procedures" color="#607D8B" fillcolor="#CFD8DC" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=certifies color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=loads color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=trains color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [label=services color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N4 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label=navigates color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [label=maintains color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N6 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_151.txt b/test/graphviz/scanned_easy/graphviz_151.txt
new file mode 100644
index 0000000000000000000000000000000000000000..92d5323265a32d20425445872d5899ca14a00827
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_151.txt
@@ -0,0 +1,17 @@
+<Cargo Loading, connectedTo, Unmanned Aerial Vehicle Integration>
+<Cargo Loading, maintains, Air Cargo Logistics>
+<Cargo Loading, navigates, Air Cargo Logistics>
+<Cargo Loading, trains, Fleet Management>
+<Emergency Procedures Training, connectedTo, Noise Abatement Procedures>
+<Emergency Procedures Training, partOf, Emergency Procedures Training>
+<Fleet Management, connectedTo, Unmanned Aerial Vehicle Integration>
+<Flight Simulation, connectedTo, Ground Support>
+<Flight Simulation, connectedTo, Unmanned Aerial Vehicle Integration>
+<Ground Support, loads, Route Optimization>
+<Noise Abatement Procedures, connectedTo, Cargo Loading>
+<Noise Abatement Procedures, partOf, Noise Abatement Procedures>
+<Remote Tower Operations, certifies, Flight Simulation>
+<Route Optimization, connectedTo, Cargo Loading>
+<Route Optimization, connectedTo, Unmanned Aerial Vehicle Integration>
+<Unmanned Aerial Vehicle Integration, connectedTo, Air Cargo Logistics>
+<Unmanned Aerial Vehicle Integration, services, Emergency Procedures Training>
diff --git a/test/graphviz/scanned_easy/graphviz_152.txt b/test/graphviz/scanned_easy/graphviz_152.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4695e25590c3b2ca7c714bae9026ab2c26c6279f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_152.txt
@@ -0,0 +1,18 @@
+<Air Cargo Logistics, boards, Delay Management>
+<Aircraft Manufacturing, connectedTo, Airport Operations>
+<Aircraft Manufacturing, inspects, Airworthiness Certification>
+<Airport Operations, connectedTo, Gate Assignment>
+<Airworthiness Certification, connectedTo, Route Optimization>
+<Airworthiness Certification, partOf, Airworthiness Certification>
+<Delay Management, connectedTo, Airport Operations>
+<Delay Management, connectedTo, Gate Assignment>
+<Delay Management, navigates, Aircraft Manufacturing>
+<Navigation System Check, connectedTo, Air Cargo Logistics>
+<Navigation System Check, connectedTo, Aircraft Manufacturing>
+<Navigation System Check, connectedTo, Delay Management>
+<Navigation System Check, connectedTo, Gate Assignment>
+<Navigation System Check, investigates, Unmanned Aerial Vehicle Integration>
+<Route Optimization, partOf, Route Optimization>
+<Route Optimization, tests, Unmanned Aerial Vehicle Integration>
+<Unmanned Aerial Vehicle Integration, connectedTo, Air Cargo Logistics>
+<Unmanned Aerial Vehicle Integration, services, Delay Management>
diff --git a/test/graphviz/scanned_easy/graphviz_153.dot b/test/graphviz/scanned_easy/graphviz_153.dot
new file mode 100644
index 0000000000000000000000000000000000000000..33ca8001eb2e22247869b7b8aa09f3165e1b5401
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_153.dot
@@ -0,0 +1,55 @@
+digraph {
+	rankdir=TD
+	N0 [label="Avionics Repair" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N1 [label="Engine Overhaul" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N2 [label="Fueling Operations" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N3 [label="Aircraft Maintenance" color="#CFCFCF" fillcolor="#F6F6F6" shape=parallelogram style=filled]
+	N4 [label="Baggage Handling" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N5 [label="Regulatory Compliance" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N6 [label="Flight Simulation" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N7 [label="Pilot Training" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N8 [label="Air Cargo Logistics" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N9 [label="Ground Support" color="#FFCC7A" fillcolor="#FFF6D9" shape=oval style=filled]
+	N10 [label="Airport Operations" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	S0 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Air Traffic Control" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Airspace Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=diamond style=filled]
+		nest0_1 [label="Aircraft Manufacturing" color="#CFCFCF" fillcolor="#F6F6F6" shape=octagon style=filled]
+		nest0_2 [label="Passenger Boarding" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+		nest0_3 [label="Runway Management" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=documents color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=audits color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [label=boards color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label=guides color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [label=checks color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [label=regulates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_154.dot b/test/graphviz/scanned_easy/graphviz_154.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f17a8c96950d6c38c07e346eb94c50b455a3107b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_154.dot
@@ -0,0 +1,33 @@
+digraph {
+	rankdir=LR
+	N0 [label="Offline Map Support" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Digital Compass Integration" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N2 [label="Altitude Tracking" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N3 [label="Route Calculation" color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N4 [label="Dead Reckoning" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Satellite Navigation Systems" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N6 [label="Pedestrian Navigation" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N7 [label="Bearing and Distance Calculation" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Hazard Alerts" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Waypoint Setting" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+		nest0_1 [label="ETA Estimation" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=directs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N6 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label=steers color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [label=authenticates color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N2 [label=validates color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=follows color="#2196F3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_154.txt b/test/graphviz/scanned_easy/graphviz_154.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8211708277dd19d72b88e4383440599d11019714
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_154.txt
@@ -0,0 +1,16 @@
+<Altitude Tracking, connectedTo, Route Calculation>
+<Dead Reckoning, connectedTo, Satellite Navigation Systems>
+<Dead Reckoning, follows, Waypoint Setting>
+<Digital Compass Integration, connectedTo, Altitude Tracking>
+<ETA Estimation, connectedTo, Pedestrian Navigation>
+<ETA Estimation, partOf, ETA Estimation>
+<Offline Map Support, connectedTo, Digital Compass Integration>
+<Pedestrian Navigation, connectedTo, Bearing and Distance Calculation>
+<Route Calculation, authenticates, Satellite Navigation Systems>
+<Route Calculation, connectedTo, Dead Reckoning>
+<Route Calculation, steers, Pedestrian Navigation>
+<Route Calculation, validates, Altitude Tracking>
+<Satellite Navigation Systems, connectedTo, Pedestrian Navigation>
+<Satellite Navigation Systems, connectedTo, Waypoint Setting>
+<Waypoint Setting, directs, ETA Estimation>
+<Waypoint Setting, partOf, Waypoint Setting>
diff --git a/test/graphviz/scanned_easy/graphviz_155.dot b/test/graphviz/scanned_easy/graphviz_155.dot
new file mode 100644
index 0000000000000000000000000000000000000000..973924cd5b18048f3d0ec85d7a05f03db4ebcf3b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_155.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=LR
+	N0 [label="Inertial Navigation System" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Waypoint Setting" color="#61CAC3" fillcolor="#C2E8E6" shape=parallelogram style=filled]
+	N2 [label="Marine Charting" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N3 [label="Public Transit Navigation" color="#A1887F" fillcolor="#EFEBE9" shape=Mdiamond style=filled]
+	N4 [label="Cycle Route Planning" color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N5 [label="Location_Based Services" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N6 [label=Geofencing color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N7 [label="Digital Compass Integration" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N8 [label="Reverse Geocoding" color="#6FE1D5" fillcolor="#C9EFEC" shape=oval style=filled]
+	N9 [label="Real_Time Re_routing" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N10 [label="GPS Positioning" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N11 [label="Topographic Mapping" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	S0 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#61CAC3" fillcolor="#C2E8E6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Dead Reckoning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Celestial Navigation" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+		nest0_1 [label="Map Display" color="#61CAC3" fillcolor="#C2E8E6" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=processes color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=updates color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=orients color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=predicts color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=validates color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [label=syncs color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N7 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [label=leads color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [label=displays color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_156.txt b/test/graphviz/scanned_easy/graphviz_156.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e8414bc567efd3aae7261e94042f021087ddbdcf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_156.txt
@@ -0,0 +1,20 @@
+<Altitude Tracking, connectedTo, ETA Estimation>
+<Altitude Tracking, connectedTo, Points of Interest Search>
+<Altitude Tracking, connectedTo, Voice Guidance Customization>
+<Bearing and Distance Calculation, connectedTo, Navigation Data Update>
+<Bearing and Distance Calculation, leads, Altitude Tracking>
+<Digital Compass Integration, connectedTo, Hazard Alerts>
+<Digital Compass Integration, partOf, Digital Compass Integration>
+<GPS Positioning, predicts, Navigation Data Update>
+<Geofencing, integrates, Digital Compass Integration>
+<Geofencing, partOf, Geofencing>
+<Hazard Alerts, connectedTo, Voice Guidance Customization>
+<Hazard Alerts, partOf, Hazard Alerts>
+<Indoor Navigation, connectedTo, Geofencing>
+<Indoor Navigation, connectedTo, Voice Guidance Customization>
+<Navigation Data Update, connectedTo, Indoor Navigation>
+<Points of Interest Search, connectedTo, ETA Estimation>
+<Points of Interest Search, connectedTo, GPS Positioning>
+<Points of Interest Search, connectedTo, Navigation Data Update>
+<Points of Interest Search, connectedTo, Voice Guidance Customization>
+<Voice Guidance Customization, connectedTo, ETA Estimation>
diff --git a/test/graphviz/scanned_easy/graphviz_157.dot b/test/graphviz/scanned_easy/graphviz_157.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6a87b59c9058531d13ba3844ca44643081372bfc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_157.dot
@@ -0,0 +1,40 @@
+digraph {
+	rankdir=LR
+	N0 [label="Material Research and Development" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Food Printing" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N2 [label="Maintenance and Repair of Printers" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N3 [label="Support Structure Design" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N4 [label="Scaffolding for Tissue Engineering" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N5 [label="3D Model Design" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N6 [label="4D Printing" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Additive Manufacturing" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N8 [label=Bioprinting color="#E57373" fillcolor="#FFEBEE" shape=Mdiamond style=filled]
+	N9 [label="Construction 3D Printing" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#673AB7" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#C0CA33" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Consumer Product Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Digital Twin for 3D Prints" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+		nest0_1 [label="Multi_Material Printing" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=designs color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=finishes color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label=slices color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_157.txt b/test/graphviz/scanned_easy/graphviz_157.txt
new file mode 100644
index 0000000000000000000000000000000000000000..32ede302624b1fb05f361f98a0909a9aabef0391
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_157.txt
@@ -0,0 +1,19 @@
+<3D Model Design, finishes, 4D Printing>
+<4D Printing, connectedTo, Additive Manufacturing>
+<Additive Manufacturing, connectedTo, Bioprinting>
+<Bioprinting, connectedTo, Construction 3D Printing>
+<Bioprinting, connectedTo, Digital Twin for 3D Prints>
+<Digital Twin for 3D Prints, designs, Multi_Material Printing>
+<Digital Twin for 3D Prints, partOf, Digital Twin for 3D Prints>
+<Food Printing, connectedTo, Maintenance and Repair of Printers>
+<Maintenance and Repair of Printers, connectedTo, Support Structure Design>
+<Material Research and Development, connectedTo, Additive Manufacturing>
+<Material Research and Development, connectedTo, Construction 3D Printing>
+<Material Research and Development, connectedTo, Food Printing>
+<Material Research and Development, connectedTo, Maintenance and Repair of Printers>
+<Material Research and Development, slices, Bioprinting>
+<Multi_Material Printing, connectedTo, Bioprinting>
+<Multi_Material Printing, partOf, Multi_Material Printing>
+<Scaffolding for Tissue Engineering, connectedTo, 3D Model Design>
+<Scaffolding for Tissue Engineering, connectedTo, Additive Manufacturing>
+<Support Structure Design, optimizes, Scaffolding for Tissue Engineering>
diff --git a/test/graphviz/scanned_easy/graphviz_158.dot b/test/graphviz/scanned_easy/graphviz_158.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f159397ce0fc7b6f0cc48be980fabd477bf0eecd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_158.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=LR
+	N0 [label=Post_Processing color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Medical Device Prototyping" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N2 [label="Quality Control" color="#FFEB3B" fillcolor="#FFF9C4" shape=parallelogram style=filled]
+	N3 [label="3D Printed Tooling" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N4 [label="Material Research and Development" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N5 [label="Reverse Engineering with 3D Printing" color="#03A9F4" fillcolor="#B3E5FC" shape=folder style=filled]
+	N6 [label="Printing Process" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N7 [label="Maintenance and Repair of Printers" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N8 [label="Distributed Manufacturing" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N9 [label="Intellectual Property Protection for Designs" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N10 [label="Construction 3D Printing" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N11 [label=Prototyping color="#4DB6AC" fillcolor="#E0F2F1" shape=oval style=filled]
+	N12 [label="Scaffolding for Tissue Engineering" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	S0 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Custom Part Production" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Support Structure Design" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+		nest0_1 [label="Mass Customization" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+		nest0_2 [label="Print Farm Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=manufactures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=secures color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=slices color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=engineers color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [label=customizes color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N4 [label=tests color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N5 [label=materials color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_159.dot b/test/graphviz/scanned_easy/graphviz_159.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f141fb1596d20a7ec46cd9a2400af4d7e3d1e881
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_159.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=RL
+	N0 [label=Post_Processing color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N1 [label="On_Demand Production" color="#AED581" fillcolor="#F0F4C3" shape=plaintext style=filled]
+	N2 [label="Aerospace Part Production" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N3 [label=Prototyping color="#A1887F" fillcolor="#EFEBE9" shape=parallelogram style=filled]
+	N4 [label=Stereolithography color="#A1887F" fillcolor="#EFEBE9" shape=oval style=filled]
+	N5 [label="Support Structure Design" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	S0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#AABEC6" fillcolor="#E0E6E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Food Printing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Quality Control" color="#A1887F" fillcolor="#EFEBE9" shape=parallelogram style=filled]
+		nest0_1 [label="Printing Process" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+		nest0_2 [label="Reverse Engineering with 3D Printing" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+		nest0_3 [label="Consumer Product Creation" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=controls color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=processes color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=scans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [label=innovates color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [label=models color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_160.dot b/test/graphviz/scanned_easy/graphviz_160.dot
new file mode 100644
index 0000000000000000000000000000000000000000..51cba7b736cd248d28f6aff7b4562f9335c19f01
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_160.dot
@@ -0,0 +1,40 @@
+digraph {
+	rankdir=TD
+	N0 [label=Nanocomposites color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Regulatory Framework for Nanotech" color="#80DDEA" fillcolor="#D3F7F9" shape=plaintext style=filled]
+	N2 [label="Computational Nanotechnology" color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+	N3 [label="Ethical Implications of Nanotech" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N4 [label="Nanomedicine Development" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N5 [label="Catalysis at Nanoscale" color="#AF56A6" fillcolor="#DDCEDD" shape=octagon style=filled]
+	N6 [label=Photovoltaics color="#80DDEA" fillcolor="#D3F7F9" shape=folder style=filled]
+	N7 [label="Water Purification using Nanomaterials" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N8 [label="X_ray Diffraction" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	S0 [label="" color="#AF56A6" fillcolor="#DDCEDD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Food Packaging Improvement" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Drug Delivery Systems" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+		nest0_1 [label="Lab_on_a_Chip Devices" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+		nest0_2 [label="Nanoscale Imaging" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=complies color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=develops color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N4 [label=cleans color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [label=characterizes color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [label=measures color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [label=catalyzes color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [label=assesses color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_160.txt b/test/graphviz/scanned_easy/graphviz_160.txt
new file mode 100644
index 0000000000000000000000000000000000000000..539425598da9fd5ddacae2b05215d7a8c73b1dbd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_160.txt
@@ -0,0 +1,20 @@
+<Catalysis at Nanoscale, assesses, Water Purification using Nanomaterials>
+<Catalysis at Nanoscale, complies, Photovoltaics>
+<Computational Nanotechnology, connectedTo, Ethical Implications of Nanotech>
+<Drug Delivery Systems, connectedTo, Lab_on_a_Chip Devices>
+<Drug Delivery Systems, partOf, Drug Delivery Systems>
+<Ethical Implications of Nanotech, connectedTo, Nanomedicine Development>
+<Ethical Implications of Nanotech, measures, Water Purification using Nanomaterials>
+<Lab_on_a_Chip Devices, connectedTo, Nanoscale Imaging>
+<Lab_on_a_Chip Devices, partOf, Lab_on_a_Chip Devices>
+<Nanocomposites, characterizes, Photovoltaics>
+<Nanocomposites, connectedTo, Regulatory Framework for Nanotech>
+<Nanocomposites, connectedTo, Water Purification using Nanomaterials>
+<Nanomedicine Development, catalyzes, Water Purification using Nanomaterials>
+<Nanomedicine Development, connectedTo, Catalysis at Nanoscale>
+<Nanoscale Imaging, cleans, Nanomedicine Development>
+<Nanoscale Imaging, partOf, Nanoscale Imaging>
+<Photovoltaics, connectedTo, Water Purification using Nanomaterials>
+<Regulatory Framework for Nanotech, connectedTo, Computational Nanotechnology>
+<Regulatory Framework for Nanotech, connectedTo, Drug Delivery Systems>
+<Water Purification using Nanomaterials, develops, X_ray Diffraction>
diff --git a/test/graphviz/scanned_easy/graphviz_161.txt b/test/graphviz/scanned_easy/graphviz_161.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b4a38a2debb81394f088ef9cefa54404a229c89
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_161.txt
@@ -0,0 +1,22 @@
+<Advanced Materials Research, connectedTo, Nanoparticle Characterization>
+<Advanced Materials Research, partOf, Advanced Materials Research>
+<Biosensors, analyzes, Quantum Dots>
+<Energy Storage Applications, connectedTo, Nanoparticle Characterization>
+<Environmental Remediation with Nanomaterials, connectedTo, Nanocoatings>
+<Lab_on_a_Chip Devices, connectedTo, Quantum Computing Integration>
+<Nanocoatings, connectedTo, Biosensors>
+<Nanodevice Fabrication, connectedTo, Environmental Remediation with Nanomaterials>
+<Nanodevice Fabrication, connectedTo, Spectroscopy>
+<Nanodevice Fabrication, connectedTo, X_ray Diffraction>
+<Nanodevice Fabrication, engineers, Nanofabrication Techniques>
+<Nanofabrication Techniques, applies, Surface Functionalization>
+<Nanofabrication Techniques, visualizes, Molecular Self_Assembly>
+<Nanoparticle Characterization, connectedTo, Molecular Self_Assembly>
+<Nanoparticle Characterization, connectedTo, Nanodevice Fabrication>
+<Quantum Computing Integration, connectedTo, Spectroscopy>
+<Quantum Dots, modifies, X_ray Diffraction>
+<Spectroscopy, connectedTo, Molecular Self_Assembly>
+<Spectroscopy, connectedTo, Nanofabrication Techniques>
+<Surface Functionalization, connectedTo, Advanced Materials Research>
+<Surface Functionalization, partOf, Surface Functionalization>
+<X_ray Diffraction, monitors, Lab_on_a_Chip Devices>
diff --git a/test/graphviz/scanned_easy/graphviz_162.txt b/test/graphviz/scanned_easy/graphviz_162.txt
new file mode 100644
index 0000000000000000000000000000000000000000..34a1c54e2c3b4c17b847903191e746cdead46e49
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_162.txt
@@ -0,0 +1,21 @@
+<Atomic Force Microscopy, connectedTo, Nanosensors>
+<Energy Storage Applications, partOf, Energy Storage Applications>
+<Energy Storage Applications, purifies, Nanoscale Imaging>
+<Ethical Implications of Nanotech, connectedTo, Graphene Production>
+<Graphene Production, connectedTo, Drug Delivery Systems>
+<Nanocomposites, connectedTo, Ethical Implications of Nanotech>
+<Nanomedicine Development, connectedTo, Photovoltaics>
+<Nanomedicine Development, delivers, Atomic Force Microscopy>
+<Nanoscale Imaging, deposits, Risk Assessment of Nanomaterials>
+<Nanoscale Imaging, partOf, Nanoscale Imaging>
+<Nanosensors, connectedTo, Nanocomposites>
+<Photovoltaics, connectedTo, Atomic Force Microscopy>
+<Photovoltaics, connectedTo, Public Perception of Nanotechnology>
+<Photovoltaics, connectedTo, Risk Assessment of Nanomaterials>
+<Public Perception of Nanotechnology, designs, Quantum Dots>
+<Public Perception of Nanotechnology, partOf, Public Perception of Nanotechnology>
+<Quantum Dots, connectedTo, Energy Storage Applications>
+<Quantum Dots, partOf, Quantum Dots>
+<Risk Assessment of Nanomaterials, connectedTo, Atomic Force Microscopy>
+<Risk Assessment of Nanomaterials, connectedTo, Ethical Implications of Nanotech>
+<Risk Assessment of Nanomaterials, connectedTo, Nanosensors>
diff --git a/test/graphviz/scanned_easy/graphviz_163.dot b/test/graphviz/scanned_easy/graphviz_163.dot
new file mode 100644
index 0000000000000000000000000000000000000000..84f7ff13751c48d5652db235e0c8b28f49f675e9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_163.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=LR
+	N0 [label="Microwave Control for Qubits" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Quantum Key Distribution" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N2 [label="Optimization Problems with Quantum Annealing" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N3 [label="Quantum Communication Protocols" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N4 [label="Post_Quantum Cryptography" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N5 [label="Quantum Cryptography" color="#FFF9AE" fillcolor="#FFFCE6" shape=plaintext style=filled]
+	N6 [label="Quantum Programming Languages" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Vacuum Systems for Trapped Ions" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N8 [label="Quantum Supremacy Claims" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N9 [label="Quantum Bit Design" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
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+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
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+		nest0_1 [label="Cryogenic Systems for Qubits" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest0_2 [label="Laser Cooling for Ions" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
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+	S0 -> N8 [label=analyzes color="#E91E63" dir=forward penwidth=1.5 style=solid]
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+	S1 -> N4 [label=transmits color="#000000" dir=forward penwidth=1.5 style=solid]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_163.txt b/test/graphviz/scanned_easy/graphviz_163.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e0137740fb24f951b4825f561be34f7773a26921
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_163.txt
@@ -0,0 +1,24 @@
+<Cryogenic Systems for Qubits, partOf, Cryogenic Systems for Qubits>
+<Cryogenic Systems for Qubits, solves, Laser Cooling for Ions>
+<Laser Cooling for Ions, entangles, Quantum Advantage Demonstration>
+<Laser Cooling for Ions, partOf, Laser Cooling for Ions>
+<Microwave Control for Qubits, connectedTo, Post_Quantum Cryptography>
+<Microwave Control for Qubits, connectedTo, Quantum Key Distribution>
+<Optimization Problems with Quantum Annealing, connectedTo, Quantum Communication Protocols>
+<Optimization Problems with Quantum Annealing, connectedTo, Quantum Supremacy Claims>
+<Optimization Problems with Quantum Annealing, connectedTo, Topological Qubits>
+<Optimization Problems with Quantum Annealing, transmits, Post_Quantum Cryptography>
+<Post_Quantum Cryptography, connectedTo, Quantum Cryptography>
+<Quantum Advantage Demonstration, connectedTo, Optimization Problems with Quantum Annealing>
+<Quantum Advantage Demonstration, partOf, Quantum Advantage Demonstration>
+<Quantum Communication Protocols, develops, Post_Quantum Cryptography>
+<Quantum Cryptography, simulates, Quantum Programming Languages>
+<Quantum Key Distribution, connectedTo, Optimization Problems with Quantum Annealing>
+<Quantum Key Distribution, connectedTo, Post_Quantum Cryptography>
+<Quantum Programming Languages, analyzes, Quantum Supremacy Claims>
+<Quantum Programming Languages, applies, Quantum Bit Design>
+<Quantum Programming Languages, connectedTo, Vacuum Systems for Trapped Ions>
+<Quantum Supremacy Claims, connectedTo, Quantum Bit Design>
+<Topological Qubits, connectedTo, Cryogenic Systems for Qubits>
+<Topological Qubits, partOf, Topological Qubits>
+<Vacuum Systems for Trapped Ions, decrypts, Quantum Supremacy Claims>
diff --git a/test/graphviz/scanned_easy/graphviz_165.dot b/test/graphviz/scanned_easy/graphviz_165.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8b1f99e0f8d32354f0dc7d97b8fdd2d5207063c2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_165.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=TD
+	N0 [label="Quantum Computing for AI" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Material Science Simulations" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N2 [label="Quantum Entanglement Generation" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
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+	N5 [label="Financial Modeling with Quantum Computing" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
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+	N8 [label="Microwave Control for Qubits" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
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+		nest0_2 [label="Quantum Computing Benchmarking" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
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+		nest0_1 -> nest0_2 [label=verifies color="#DCE775" dir=forward penwidth=1.5 style=solid]
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+	nest0_2 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
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+	S1 -> N8 [label=downloads color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_165.txt b/test/graphviz/scanned_easy/graphviz_165.txt
new file mode 100644
index 0000000000000000000000000000000000000000..67e782db93efeb2d82f1e3d6bbd8df3b89d58574
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_165.txt
@@ -0,0 +1,19 @@
+<Financial Modeling with Quantum Computing, connectedTo, Trapped Ion Qubits>
+<Financial Modeling with Quantum Computing, downloads, Microwave Control for Qubits>
+<Financial Modeling with Quantum Computing, factors, Quantum Cloud Computing Services>
+<Material Science Simulations, models, Quantum Entanglement Generation>
+<Quantum Cloud Computing Services, connectedTo, Microwave Control for Qubits>
+<Quantum Coherence Management, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Communication Protocols, connectedTo, Quantum Teleportation Research>
+<Quantum Communication Protocols, partOf, Quantum Communication Protocols>
+<Quantum Computing Benchmarking, connectedTo, Trapped Ion Qubits>
+<Quantum Computing Benchmarking, partOf, Quantum Computing Benchmarking>
+<Quantum Computing for AI, secures, Material Science Simulations>
+<Quantum Computing in Drug Discovery, connectedTo, Quantum Coherence Management>
+<Quantum Entanglement Generation, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Entanglement Generation, connectedTo, Quantum Coherence Management>
+<Quantum Entanglement Generation, connectedTo, Quantum Communication Protocols>
+<Quantum Entanglement Generation, connectedTo, Quantum Computing in Drug Discovery>
+<Quantum Teleportation Research, partOf, Quantum Teleportation Research>
+<Quantum Teleportation Research, verifies, Quantum Computing Benchmarking>
+<Trapped Ion Qubits, connectedTo, Quantum Cloud Computing Services>
diff --git a/test/graphviz/scanned_easy/graphviz_167.dot b/test/graphviz/scanned_easy/graphviz_167.dot
new file mode 100644
index 0000000000000000000000000000000000000000..efca307716c77ea71df663af70c024525757ebc4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_167.dot
@@ -0,0 +1,50 @@
+digraph {
+	rankdir=LR
+	N0 [label="Haptic Feedback Integration" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
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+	N7 [label="Tracking System Calibration" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
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+	N9 [label="3D Model Creation" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
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diff --git a/test/graphviz/scanned_easy/graphviz_168.txt b/test/graphviz/scanned_easy/graphviz_168.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d89a628e17cf800b7597f6f9d846748344792bce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_168.txt
@@ -0,0 +1,18 @@
+<Educational Content Development, connectedTo, Virtual Reality Game Development>
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+<Eye Tracking, connectedTo, Haptic Feedback Integration>
+<Eye Tracking, partOf, Eye Tracking>
+<Gesture Recognition, connectedTo, Educational Content Development>
+<Gesture Recognition, connectedTo, Virtual Reality Game Development>
+<Haptic Feedback Integration, connectedTo, Ethical Considerations in AR or VR>
+<Haptic Feedback Integration, connectedTo, Headset Development>
+<Haptic Feedback Integration, connectedTo, Performance Optimization>
+<Headset Development, connectedTo, Performance Optimization>
+<Neuro_VR Interfaces, visualizes, Virtual Reality Game Development>
+<Retail Experience Enhancement, connectedTo, Virtual Showrooms>
+<Retail Experience Enhancement, partOf, Retail Experience Enhancement>
+<Virtual Reality Game Development, deploys, Haptic Feedback Integration>
+<Virtual Showrooms, entertains, Eye Tracking>
+<Virtual Showrooms, partOf, Virtual Showrooms>
diff --git a/test/graphviz/scanned_easy/graphviz_169.dot b/test/graphviz/scanned_easy/graphviz_169.dot
new file mode 100644
index 0000000000000000000000000000000000000000..33ae9030b3ca30e657aa6a455920b78ce1cf4156
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_169.dot
@@ -0,0 +1,46 @@
+digraph {
+	rankdir=BT
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+	N7 [label="Multiplayer Game Development" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N8 [label=Localization color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	S0 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Level Design" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Esports Event Organization" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+		nest0_1 [label="Augmented Reality Gaming" color="#CD8FF2" fillcolor="#ECCFF5" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=tests color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=monetizes color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [label=creates color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [label=reviews color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_169.txt b/test/graphviz/scanned_easy/graphviz_169.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1391557aea105252fb6a562d88a5a46aad9d7ab9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_169.txt
@@ -0,0 +1,20 @@
+<Asset Creation, connectedTo, PC Game Development>
+<Asset Creation, reviews, Multiplayer Game Development>
+<Augmented Reality Gaming, connectedTo, Localization>
+<Augmented Reality Gaming, partOf, Augmented Reality Gaming>
+<Bug Fixing, connectedTo, Localization>
+<Bug Fixing, connectedTo, Monetization Strategy>
+<Bug Fixing, tests, Motion Capture>
+<Esports Event Organization, connectedTo, Augmented Reality Gaming>
+<Esports Event Organization, partOf, Esports Event Organization>
+<Live Operations, connectedTo, Bug Fixing>
+<Live Operations, connectedTo, Monetization Strategy>
+<Monetization Strategy, connectedTo, Multiplayer Game Development>
+<Monetization Strategy, monetizes, Asset Creation>
+<Motion Capture, connectedTo, Monetization Strategy>
+<Multiplayer Game Development, connectedTo, Esports Event Organization>
+<Multiplayer Game Development, connectedTo, Localization>
+<PC Game Development, connectedTo, Multiplayer Game Development>
+<PC Game Development, connectedTo, User Experience Design>
+<PC Game Development, creates, Localization>
+<User Experience Design, connectedTo, Multiplayer Game Development>
diff --git a/test/graphviz/scanned_easy/graphviz_171.txt b/test/graphviz/scanned_easy/graphviz_171.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e4360f46a7afcaa9b76c769269f05279475aa1f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_171.txt
@@ -0,0 +1,26 @@
+<Art Direction, connectedTo, Mobile Game Development>
+<Art Direction, partOf, Art Direction>
+<Community Management, connectedTo, Storytelling>
+<Community Management, connectedTo, Virtual Reality Gaming>
+<Engine Development, connectedTo, Player Progression Systems>
+<Esports Event Organization, streams, Motion Capture>
+<Game Analytics, advertises, Marketing and Promotion>
+<Game Analytics, connectedTo, Storytelling>
+<Game Analytics, designs, Virtual Reality Gaming>
+<Game Design, connectedTo, Game Analytics>
+<Game Design, connectedTo, Virtual Reality Gaming>
+<Live Operations, connectedTo, Marketing and Promotion>
+<Live Operations, partOf, Live Operations>
+<Marketing and Promotion, connectedTo, Storytelling>
+<Marketing and Promotion, engineers, Community Management>
+<Mobile Game Development, connectedTo, Live Operations>
+<Mobile Game Development, partOf, Mobile Game Development>
+<Motion Capture, communicates, Virtual Reality Gaming>
+<PC Game Development, connectedTo, Art Direction>
+<PC Game Development, partOf, PC Game Development>
+<Storytelling, connectedTo, Engine Development>
+<Storytelling, connectedTo, Esports Event Organization>
+<Storytelling, connectedTo, Motion Capture>
+<Storytelling, connectedTo, PC Game Development>
+<Storytelling, programs, Player Progression Systems>
+<Virtual Reality Gaming, connectedTo, Engine Development>
diff --git a/test/graphviz/scanned_easy/graphviz_173.dot b/test/graphviz/scanned_easy/graphviz_173.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0f1fee336f050bb293ac243e62da76a3ff6aa2f9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_173.dot
@@ -0,0 +1,46 @@
+digraph {
+	rankdir=TD
+	N0 [label="Music Festival Organization" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label=Songwriting color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N2 [label="Music for Film or TV or Games" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N3 [label="Concert Promotion" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N4 [label=Ticketing color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N5 [label="Music Production" color="#FF9800" fillcolor="#FFE0B2" shape=oval style=filled]
+	N6 [label="Lyric Writing" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N7 [label="Tour Management" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N8 [label="Music Therapy" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N9 [label="Vocal Performance" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+	N10 [label=Mastering color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	S0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Digital Audio Workstation Operation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Performance color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+		nest0_1 [label=Recording color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_2 [label="Royalty Collection" color="#CD8FF2" fillcolor="#ECCFF5" shape=plaintext style=filled]
+		nest0_3 [label="Crowdfunding for Music Projects" color="#FF9800" fillcolor="#FFE0B2" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=streams color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=manages color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [label=distributes color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [label=transcribes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_173.txt b/test/graphviz/scanned_easy/graphviz_173.txt
new file mode 100644
index 0000000000000000000000000000000000000000..def2e41704fd7a71e732001faa6a4c5fe7f4247a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_173.txt
@@ -0,0 +1,24 @@
+<Concert Promotion, manages, Ticketing>
+<Crowdfunding for Music Projects, connectedTo, Ticketing>
+<Crowdfunding for Music Projects, partOf, Crowdfunding for Music Projects>
+<Lyric Writing, connectedTo, Music Therapy>
+<Lyric Writing, connectedTo, Performance>
+<Lyric Writing, connectedTo, Tour Management>
+<Lyric Writing, distributes, Vocal Performance>
+<Music Festival Organization, connectedTo, Songwriting>
+<Music Production, connectedTo, Lyric Writing>
+<Music Therapy, connectedTo, Vocal Performance>
+<Music for Film or TV or Games, analyzes, Concert Promotion>
+<Music for Film or TV or Games, connectedTo, Tour Management>
+<Music for Film or TV or Games, connectedTo, Vocal Performance>
+<Music for Film or TV or Games, transcribes, Music Therapy>
+<Performance, connectedTo, Recording>
+<Performance, partOf, Performance>
+<Recording, connectedTo, Royalty Collection>
+<Recording, partOf, Recording>
+<Royalty Collection, connectedTo, Crowdfunding for Music Projects>
+<Royalty Collection, partOf, Royalty Collection>
+<Songwriting, streams, Music for Film or TV or Games>
+<Ticketing, connectedTo, Music Production>
+<Tour Management, connectedTo, Music Therapy>
+<Vocal Performance, connectedTo, Mastering>
diff --git a/test/graphviz/scanned_easy/graphviz_174.dot b/test/graphviz/scanned_easy/graphviz_174.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1ebf5281f77bafd942fc6578833a10822bb00991
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_174.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=BT
+	N0 [label="Live Sound Engineering" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N1 [label="Fan Engagement Strategy" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N2 [label="Audio Engineering" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N3 [label="Music Therapy" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N4 [label="Streaming Platform Management" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N5 [label="Music Licensing" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N6 [label=Arrangement color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+	N7 [label="Instrumental Performance" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N8 [label="Vocal Performance" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N9 [label="Royalty Collection" color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N10 [label=Mixing color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N11 [label="Music Education" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	S1 [label="" color="#61CAC3" fillcolor="#C2E8E6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Music Production" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Mastering color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+		nest0_1 [label="Music for Film or TV or Games" color="#94C0C0" fillcolor="#CADEDE" shape=oval style=filled]
+		nest0_0 -> nest0_1 [label=learns color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=generates color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=captures color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=protects color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=records color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N4 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N10 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label=plays color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [label=publishes color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_174.txt b/test/graphviz/scanned_easy/graphviz_174.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d057deee5e84bdb11e5f6be10f644a96b1798f81
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_174.txt
@@ -0,0 +1,22 @@
+<Arrangement, captures, Instrumental Performance>
+<Audio Engineering, connectedTo, Music Therapy>
+<Audio Engineering, plays, Streaming Platform Management>
+<Fan Engagement Strategy, connectedTo, Audio Engineering>
+<Instrumental Performance, connectedTo, Mixing>
+<Instrumental Performance, connectedTo, Music Education>
+<Instrumental Performance, connectedTo, Royalty Collection>
+<Instrumental Performance, protects, Vocal Performance>
+<Live Sound Engineering, generates, Fan Engagement Strategy>
+<Live Sound Engineering, publishes, Streaming Platform Management>
+<Mastering, learns, Music for Film or TV or Games>
+<Mastering, partOf, Mastering>
+<Mixing, connectedTo, Music Education>
+<Music Licensing, connectedTo, Arrangement>
+<Music Therapy, connectedTo, Streaming Platform Management>
+<Music for Film or TV or Games, connectedTo, Streaming Platform Management>
+<Music for Film or TV or Games, partOf, Music for Film or TV or Games>
+<Royalty Collection, connectedTo, Mastering>
+<Royalty Collection, connectedTo, Mixing>
+<Streaming Platform Management, connectedTo, Mixing>
+<Streaming Platform Management, connectedTo, Music Licensing>
+<Vocal Performance, records, Royalty Collection>
diff --git a/test/graphviz/scanned_easy/graphviz_175.dot b/test/graphviz/scanned_easy/graphviz_175.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d18375d3dbd79cb0869ca956b82be47ce19683d0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_175.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=BT
+	N0 [label="Audience Research" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Sound Recording" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N2 [label="Crew Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N3 [label=Directing color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N4 [label="Legal Compliance" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N5 [label="Production Scheduling" color="#F7BEE0" fillcolor="#FAEBF3" shape=Mdiamond style=filled]
+	N6 [label="Makeup and Hair Design" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N7 [label="Special Effects" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N8 [label="Digital Asset Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Post_production Audio" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Remote Collaboration Tools" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+		nest0_1 [label="Archiving and Preservation" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+		nest0_2 [label="Budget Management" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="color grades" color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=publishes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=designs color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N6 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label=licenses color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [label=renders color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_175.txt b/test/graphviz/scanned_easy/graphviz_175.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5398c5ea5caaf6964898f8849590a79452e04508
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_175.txt
@@ -0,0 +1,19 @@
+<Archiving and Preservation, partOf, Archiving and Preservation>
+<Archiving and Preservation, publishes, Budget Management>
+<Audience Research, connectedTo, Sound Recording>
+<Budget Management, connectedTo, Makeup and Hair Design>
+<Budget Management, partOf, Budget Management>
+<Crew Management, connectedTo, Directing>
+<Directing, connectedTo, Legal Compliance>
+<Directing, connectedTo, Remote Collaboration Tools>
+<Directing, connectedTo, Special Effects>
+<Directing, licenses, Makeup and Hair Design>
+<Legal Compliance, connectedTo, Digital Asset Management>
+<Legal Compliance, connectedTo, Production Scheduling>
+<Legal Compliance, renders, Special Effects>
+<Makeup and Hair Design, connectedTo, Special Effects>
+<Production Scheduling, connectedTo, Makeup and Hair Design>
+<Remote Collaboration Tools, color grades, Archiving and Preservation>
+<Remote Collaboration Tools, partOf, Remote Collaboration Tools>
+<Sound Recording, connectedTo, Crew Management>
+<Special Effects, designs, Digital Asset Management>
diff --git a/test/graphviz/scanned_easy/graphviz_176.dot b/test/graphviz/scanned_easy/graphviz_176.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aca5706b1490c392b8e291e6a225a7b53d401a07
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_176.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=BT
+	N0 [label="Digital Asset Management" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Art Direction" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N2 [label="Lighting Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+	N3 [label="Location Scouting" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N4 [label="Screenwriting Workshops" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+	N5 [label="Film Scoring" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N6 [label="Special Effects" color="#B0C5CD" fillcolor="#DFE7EB" shape=octagon style=filled]
+	N7 [label="Script Development" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N8 [label="Film Financing" color="#FFB2A5" fillcolor="#FFDCD6" shape=parallelogram style=filled]
+	N9 [label="Marketing and Publicity" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N10 [label=Editing color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+	N11 [label="Film Festival Submission" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N12 [label="Virtual Production Techniques" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N13 [label=Casting color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N14 [label="Post_production Audio" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	S0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Audience Research" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Prop Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+		nest0_1 [label="Talent Negotiation" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+		nest0_2 [label="Budget Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [label=writes color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=captures color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=coordinates color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label=sounds color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N8 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [label=promotes color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N1 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N13 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_177.dot b/test/graphviz/scanned_easy/graphviz_177.dot
new file mode 100644
index 0000000000000000000000000000000000000000..83ba8bd50f1ae741863210699a688d3aeb1dfe21
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_177.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=RL
+	N0 [label="Virtual Production Techniques" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Production Scheduling" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N2 [label="Stunt Coordination" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N3 [label="Remote Collaboration Tools" color="#4CAF50" fillcolor="#C8E6C9" shape=Mdiamond style=filled]
+	N4 [label="Makeup and Hair Design" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N5 [label="Special Effects" color="#E91E63" fillcolor="#F8BBD0" shape=folder style=filled]
+	N6 [label=Editing color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+	N7 [label="Film Financing" color="#4CAF50" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+	N8 [label=Cinematography color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#4285F4" fillcolor="#D0E0F8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Set Construction" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Film Festival Submission" color="#4285F4" fillcolor="#D0E0F8" shape=plaintext style=filled]
+		nest0_1 [label="Production Accounting" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+		nest0_2 [label="Budget Management" color="#4CAF50" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+		nest0_3 [label="Art Direction" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=audits color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [label=produces color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N3 [label=reviews color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [label=lights color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [label=dresses color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [label=records color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_177.txt b/test/graphviz/scanned_easy/graphviz_177.txt
new file mode 100644
index 0000000000000000000000000000000000000000..55c599d2bda58549b32a990f89bce939c539c9e3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_177.txt
@@ -0,0 +1,23 @@
+<Art Direction, partOf, Art Direction>
+<Art Direction, reviews, Remote Collaboration Tools>
+<Budget Management, connectedTo, Art Direction>
+<Budget Management, partOf, Budget Management>
+<Editing, connectedTo, Film Financing>
+<Film Festival Submission, connectedTo, Production Accounting>
+<Film Festival Submission, partOf, Film Festival Submission>
+<Film Financing, connectedTo, Cinematography>
+<Film Financing, produces, Film Festival Submission>
+<Makeup and Hair Design, connectedTo, Special Effects>
+<Production Accounting, connectedTo, Budget Management>
+<Production Accounting, partOf, Production Accounting>
+<Production Scheduling, audits, Stunt Coordination>
+<Production Scheduling, connectedTo, Special Effects>
+<Production Scheduling, lights, Remote Collaboration Tools>
+<Remote Collaboration Tools, connectedTo, Film Financing>
+<Remote Collaboration Tools, connectedTo, Makeup and Hair Design>
+<Remote Collaboration Tools, dresses, Cinematography>
+<Special Effects, connectedTo, Editing>
+<Stunt Coordination, connectedTo, Makeup and Hair Design>
+<Stunt Coordination, connectedTo, Remote Collaboration Tools>
+<Virtual Production Techniques, connectedTo, Production Scheduling>
+<Virtual Production Techniques, records, Makeup and Hair Design>
diff --git a/test/graphviz/scanned_easy/graphviz_178.dot b/test/graphviz/scanned_easy/graphviz_178.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ec69a6caa5bd66a1da44baf463ab2edb60679131
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_178.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=TD
+	N0 [label=Branding color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label=Photography color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N2 [label="Content Repurposing" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N3 [label="Keyword Research" color="#FFA726" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N4 [label="Graphic Design" color="#DCE775" fillcolor="#F9FBE7" shape=folder style=filled]
+	N5 [label="Blog Post Writing" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N6 [label=Copywriting color="#E0E0E0" fillcolor="#EBEBEB" shape=diamond style=filled]
+	N7 [label=Publishing color="#FFA726" fillcolor="#FFF3E0" shape=oval style=filled]
+	N8 [label="Live Streaming Content" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N9 [label="E_book Writing" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Content Localization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Podcast Production" color="#DCE775" fillcolor="#F9FBE7" shape=octagon style=filled]
+		nest0_1 [label="Interactive Content Development" color="#E0E0E0" fillcolor="#EBEBEB" shape=diamond style=filled]
+		nest0_2 [label="Audio Recording" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+		nest0_3 [label="Content Strategy Development" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=illustrates color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=videos color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=engages color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=audios color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=localizes color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label=collaborates color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_178.txt b/test/graphviz/scanned_easy/graphviz_178.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f581d48a64faa173709126b4ecae1845c9492e56
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_178.txt
@@ -0,0 +1,22 @@
+<Audio Recording, illustrates, Content Strategy Development>
+<Audio Recording, partOf, Audio Recording>
+<Blog Post Writing, connectedTo, Copywriting>
+<Branding, connectedTo, Photography>
+<Branding, connectedTo, Publishing>
+<Content Repurposing, connectedTo, Keyword Research>
+<Content Strategy Development, connectedTo, Graphic Design>
+<Content Strategy Development, partOf, Content Strategy Development>
+<Copywriting, connectedTo, Publishing>
+<Graphic Design, collaborates, Publishing>
+<Graphic Design, engages, Blog Post Writing>
+<Graphic Design, localizes, Podcast Production>
+<Interactive Content Development, connectedTo, Audio Recording>
+<Interactive Content Development, partOf, Interactive Content Development>
+<Keyword Research, videos, Graphic Design>
+<Live Streaming Content, audios, E_book Writing>
+<Photography, connectedTo, Content Repurposing>
+<Photography, connectedTo, E_book Writing>
+<Photography, connectedTo, Publishing>
+<Podcast Production, connectedTo, Interactive Content Development>
+<Podcast Production, partOf, Podcast Production>
+<Publishing, connectedTo, Live Streaming Content>
diff --git a/test/graphviz/scanned_easy/graphviz_18.dot b/test/graphviz/scanned_easy/graphviz_18.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cb43f8c4841c59c411cdd6652796f0490819adea
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_18.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Product Demonstration" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Receipt Issuing" color="#00BCD4" fillcolor="#B2EBF2" shape=plaintext style=filled]
+	N2 [label="Barcode Scanning" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N3 [label="Seasonal Sales Planning" color="#00BCD4" fillcolor="#B2EBF2" shape=octagon style=filled]
+	N4 [label="Payment Processing" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Shelf Restocking" color="#00BCD4" fillcolor="#B2EBF2" shape=parallelogram style=filled]
+	N6 [label="Order Fulfillment" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N7 [label="Loyalty Program Update" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N8 [label="Stock Replenishment" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N9 [label="Product Listing" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N0 -> N1 [label=inventories color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=lists color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=assists color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=returns color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=forecasts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_18.txt b/test/graphviz/scanned_easy/graphviz_18.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e1eb0348287b69643c24835ee41e70549c1c3100
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_18.txt
@@ -0,0 +1,10 @@
+<Barcode Scanning, connectedTo, Seasonal Sales Planning>
+<Loyalty Program Update, connectedTo, Stock Replenishment>
+<Order Fulfillment, connectedTo, Loyalty Program Update>
+<Payment Processing, connectedTo, Receipt Issuing>
+<Payment Processing, connectedTo, Shelf Restocking>
+<Product Demonstration, inventories, Receipt Issuing>
+<Receipt Issuing, lists, Barcode Scanning>
+<Seasonal Sales Planning, assists, Payment Processing>
+<Shelf Restocking, returns, Order Fulfillment>
+<Stock Replenishment, forecasts, Product Listing>
diff --git a/test/graphviz/scanned_easy/graphviz_180.dot b/test/graphviz/scanned_easy/graphviz_180.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cc1b327d79aa7fddc05cc7f741d08cac3744cc2b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_180.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=TD
+	N0 [label="Monetization Strategy" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Influencer Collaboration" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+	N2 [label="Video Scripting" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N3 [label=Publishing color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+	N4 [label="Content Management System Operation" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N5 [label="Content Localization" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N6 [label=Photography color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N7 [label=Copywriting color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N8 [label="Drafting Content" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+	N9 [label="Distribution Planning" color="#80DDEA" fillcolor="#D3F7F9" shape=diamond style=filled]
+	N10 [label="Blog Post Writing" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N11 [label="Content Repurposing" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	S0 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Voice Acting or Narration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Videography color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+		nest0_1 [label="Ideation and Brainstorming" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+		nest0_2 [label="User_Generated Content Curation" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+		nest0_3 [label=Animation color="#4FC3F7" fillcolor="#E1F5FE" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=monetizes color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [label=automates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [label=measures color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_181.dot b/test/graphviz/scanned_easy/graphviz_181.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b0c0baf69d054378a2833814163f8eafb0fac7fd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_181.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=LR
+	N0 [label="Dashboard Creation" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Web Analytics" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N2 [label="A or B Testing Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=diamond style=filled]
+	N3 [label="Data Pipeline Development" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N4 [label="Data Quality Assurance" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N5 [label="Business User Training on Analytics" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N6 [label="Report Generation" color="#FFB74D" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N7 [label="Sentiment Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N8 [label="Machine Learning Integration" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	S0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Social Media Analytics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Geospatial Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+		nest0_1 [label="Healthcare Data Analysis" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=prepares color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=develops color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=educates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=accesses color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=stores color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_181.txt b/test/graphviz/scanned_easy/graphviz_181.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d770a1978d3d0e9cfd88a087ff80270b5404615c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_181.txt
@@ -0,0 +1,17 @@
+<A or B Testing Analysis, connectedTo, Business User Training on Analytics>
+<A or B Testing Analysis, develops, Data Pipeline Development>
+<Business User Training on Analytics, accesses, Report Generation>
+<Dashboard Creation, connectedTo, Web Analytics>
+<Data Pipeline Development, connectedTo, Business User Training on Analytics>
+<Data Pipeline Development, connectedTo, Data Quality Assurance>
+<Data Pipeline Development, connectedTo, Machine Learning Integration>
+<Data Pipeline Development, connectedTo, Report Generation>
+<Data Quality Assurance, educates, Business User Training on Analytics>
+<Geospatial Analysis, partOf, Geospatial Analysis>
+<Geospatial Analysis, prepares, Healthcare Data Analysis>
+<Healthcare Data Analysis, connectedTo, Data Quality Assurance>
+<Healthcare Data Analysis, partOf, Healthcare Data Analysis>
+<Report Generation, connectedTo, Sentiment Analysis>
+<Sentiment Analysis, stores, Machine Learning Integration>
+<Web Analytics, connectedTo, A or B Testing Analysis>
+<Web Analytics, connectedTo, Geospatial Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_182.dot b/test/graphviz/scanned_easy/graphviz_182.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1fb0ce325c5a6e8be02e3280e815ed73b563a5ee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_182.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=TD
+	N0 [label="Dashboard Creation" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N1 [label="Business User Training on Analytics" color="#A188DB" fillcolor="#DED7F0" shape=plaintext style=filled]
+	N2 [label="Real_time Analytics" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N3 [label="Statistical Modeling" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+	N4 [label="Natural Language Processing for Data" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N5 [label="Exploratory Data Analysis" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N6 [label="Healthcare Data Analysis" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N7 [label="Prescriptive Analytics" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N8 [label="Cloud_based Data Platforms" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N9 [label="Data Security Best Practices" color="#FFDA4E" fillcolor="#FFE88D" shape=folder style=filled]
+	N10 [label="Risk Analytics" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N11 [label="HR Data Analytics" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N12 [label="Data Collection" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	S0 [label="" color="#EAEFA5" fillcolor="#FDFCEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M1 [label="" color="#EAEFA5" fillcolor="#FDFCEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Data Cleaning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Customer Analytics" color="#A188DB" fillcolor="#DED7F0" shape=octagon style=filled]
+		nest0_1 [label="Data Warehouse Design" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=educates color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=communicates color="#A188DB" dir=forward penwidth=1.5 style=solid]
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+	N3 -> N4 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
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+	N6 -> N7 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=researches color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label=visualizes color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [label=measures color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N9 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [label=integrates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	M1 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_183.dot b/test/graphviz/scanned_easy/graphviz_183.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ac673f7494ecabf2d8771e8d85214b7179544434
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_183.dot
@@ -0,0 +1,55 @@
+digraph {
+	rankdir=TD
+	N0 [label="Data Collection" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Statistical Modeling" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N2 [label="Predictive Analytics" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N3 [label="Exploratory Data Analysis" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N4 [label="Operational Efficiency Metrics" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N5 [label="Marketing Campaign Analysis" color="#A188DB" fillcolor="#DED7F0" shape=parallelogram style=filled]
+	N6 [label="Web Analytics" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N7 [label="Data Quality Assurance" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N8 [label="Data Cleaning" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N9 [label="Data Governance" color="#FFC085" fillcolor="#FFDAB9" shape=diamond style=filled]
+	N10 [label="Cloud_based Data Platforms" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N11 [label="Data Storytelling" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N12 [label="Sentiment Analysis" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	S0 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFC085" fillcolor="#FFDAB9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#A188DB" fillcolor="#DED7F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="HR Data Analytics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
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+		nest0_1 [label="Prescriptive Analytics" color="#FFC085" fillcolor="#FFDAB9" shape=hexagon style=filled]
+		nest0_2 [label="Text Analytics" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=analyzes color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=prepares color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=tracks color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=extracts color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=processes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=measures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [label=cleans color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S0 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [label=architects color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=transforms color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_183.txt b/test/graphviz/scanned_easy/graphviz_183.txt
new file mode 100644
index 0000000000000000000000000000000000000000..40e6854f15167e03972c69ac93d96056ec388878
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_183.txt
@@ -0,0 +1,27 @@
+<Big Data Processing, connectedTo, Prescriptive Analytics>
+<Big Data Processing, partOf, Big Data Processing>
+<Cloud_based Data Platforms, measures, Data Storytelling>
+<Data Cleaning, connectedTo, Data Governance>
+<Data Cleaning, connectedTo, Data Storytelling>
+<Data Cleaning, connectedTo, Sentiment Analysis>
+<Data Collection, architects, Marketing Campaign Analysis>
+<Data Collection, connectedTo, Statistical Modeling>
+<Data Governance, cleans, Big Data Processing>
+<Data Governance, processes, Cloud_based Data Platforms>
+<Data Quality Assurance, connectedTo, Cloud_based Data Platforms>
+<Data Quality Assurance, extracts, Data Cleaning>
+<Data Storytelling, connectedTo, Sentiment Analysis>
+<Exploratory Data Analysis, prepares, Operational Efficiency Metrics>
+<Marketing Campaign Analysis, tracks, Web Analytics>
+<Operational Efficiency Metrics, connectedTo, Marketing Campaign Analysis>
+<Predictive Analytics, connectedTo, Exploratory Data Analysis>
+<Predictive Analytics, connectedTo, Marketing Campaign Analysis>
+<Prescriptive Analytics, connectedTo, Text Analytics>
+<Prescriptive Analytics, partOf, Prescriptive Analytics>
+<Statistical Modeling, analyzes, Predictive Analytics>
+<Statistical Modeling, connectedTo, Cloud_based Data Platforms>
+<Statistical Modeling, connectedTo, Exploratory Data Analysis>
+<Statistical Modeling, transforms, Cloud_based Data Platforms>
+<Text Analytics, connectedTo, Web Analytics>
+<Text Analytics, partOf, Text Analytics>
+<Web Analytics, connectedTo, Data Quality Assurance>
diff --git a/test/graphviz/scanned_easy/graphviz_184.dot b/test/graphviz/scanned_easy/graphviz_184.dot
new file mode 100644
index 0000000000000000000000000000000000000000..61cc97a930286ab2ee84228feeb4b7bed8332440
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_184.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=RL
+	N0 [label="Business Process Improvement" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="HR Analytics Dashboards" color="#8C9EFF" fillcolor="#D3D7EB" shape=diamond style=filled]
+	N2 [label="Data Source Integration" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N3 [label="Market Trend Analysis" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N4 [label="Data Mart Design" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+	N5 [label="Financial Performance Reporting" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N6 [label="Executive Summary Reporting" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+	N7 [label="Budget Performance Analysis" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N8 [label="BI Platform Administration" color="#4FC3F7" fillcolor="#E1F5FE" shape=plaintext style=filled]
+	N9 [label="Data Quality Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N10 [label="KPI Definition" color="#8C9EFF" fillcolor="#D3D7EB" shape=octagon style=filled]
+	N11 [label="OLAP Cube Creation" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N12 [label="Data Lineage Tracking" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
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+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
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+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Customer Behavior Insights" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Query Optimization" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+		nest0_1 [label="Data Storytelling for Business" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+		nest0_2 [label="Prescriptive Analytics Implementation" color="#FFEB3B" fillcolor="#FFF9C4" shape=diamond style=filled]
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+		nest0_1 -> nest0_2 [label=strategies color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
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+	nest0_2 -> N2 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [label=presents color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_184.txt b/test/graphviz/scanned_easy/graphviz_184.txt
new file mode 100644
index 0000000000000000000000000000000000000000..99253e19dfd376e994c35dba8f2f59b880ccd56a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_184.txt
@@ -0,0 +1,25 @@
+<BI Platform Administration, connectedTo, Data Quality Management>
+<Budget Performance Analysis, connectedTo, BI Platform Administration>
+<Business Process Improvement, connectedTo, BI Platform Administration>
+<Business Process Improvement, connectedTo, Budget Performance Analysis>
+<Business Process Improvement, connectedTo, KPI Definition>
+<Business Process Improvement, monitors, HR Analytics Dashboards>
+<Data Mart Design, connectedTo, Financial Performance Reporting>
+<Data Quality Management, connectedTo, KPI Definition>
+<Data Source Integration, automates, Market Trend Analysis>
+<Data Source Integration, connectedTo, Budget Performance Analysis>
+<Data Storytelling for Business, partOf, Data Storytelling for Business>
+<Data Storytelling for Business, strategies, Prescriptive Analytics Implementation>
+<Executive Summary Reporting, connectedTo, Budget Performance Analysis>
+<Financial Performance Reporting, connectedTo, Executive Summary Reporting>
+<HR Analytics Dashboards, connectedTo, Data Source Integration>
+<KPI Definition, connectedTo, OLAP Cube Creation>
+<KPI Definition, connectedTo, Query Optimization>
+<Market Trend Analysis, connectedTo, Budget Performance Analysis>
+<Market Trend Analysis, connectedTo, Data Mart Design>
+<Market Trend Analysis, presents, OLAP Cube Creation>
+<OLAP Cube Creation, connectedTo, Data Lineage Tracking>
+<Prescriptive Analytics Implementation, connectedTo, Data Source Integration>
+<Prescriptive Analytics Implementation, partOf, Prescriptive Analytics Implementation>
+<Query Optimization, defines, Data Storytelling for Business>
+<Query Optimization, partOf, Query Optimization>
diff --git a/test/graphviz/scanned_easy/graphviz_185.dot b/test/graphviz/scanned_easy/graphviz_185.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4fe3085057b45a5a398cb3bf6afcf0bde31d42b6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_185.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=BT
+	N0 [label="Market Trend Analysis" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Financial Performance Reporting" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
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+	N3 [label="Data Warehousing" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N4 [label="Executive Summary Reporting" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="Dashboard Design" color="#CD8FF2" fillcolor="#ECCFF5" shape=parallelogram style=filled]
+	N6 [label="Query Optimization" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N7 [label="OLAP Cube Creation" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N8 [label="KPI Definition" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N9 [label="Self_Service BI Tools" color="#CD8FF2" fillcolor="#ECCFF5" shape=parallelogram style=filled]
+	N10 [label="Supply Chain Optimization" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	M0 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Data Lineage Tracking" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Embedded Analytics" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+		nest0_1 [label="User Training and Support" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+		nest0_2 [label="Strategic Planning Support" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=designs color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
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+	N0 -> N1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
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+	N6 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
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+	N8 -> N9 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [label=dashboards color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [label=supports color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N8 [label=evaluates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N5 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_186.dot b/test/graphviz/scanned_easy/graphviz_186.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7c768f54da35c3dd1043864136b1b324cfbfb6b5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_186.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=RL
+	N0 [label="Operational Efficiency Measurement" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N1 [label="Data Lineage Tracking" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+	N2 [label="Query Optimization" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N3 [label="Risk Assessment Reporting" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N4 [label="Data Storytelling for Business" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N5 [label="Competitive Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=folder style=filled]
+	N6 [label="KPI Definition" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N7 [label="HR Analytics Dashboards" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N8 [label="Budget Performance Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N9 [label="Data Mart Design" color="#00BCD4" fillcolor="#B2EBF2" shape=diamond style=filled]
+	N10 [label="Self_Service BI Tools" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N11 [label="Supply Chain Optimization" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
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+		nest0_1 [label="Performance Monitoring" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+		nest0_2 [label="Real_time BI Dashboards" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+		nest0_3 [label="Sales Forecasting" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
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+	N0 -> N1 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=audits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=automates color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=insights color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=models color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> S1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [label=processes color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_186.txt b/test/graphviz/scanned_easy/graphviz_186.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0a398ea733a5d0a962446d98036194dda77993d8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_186.txt
@@ -0,0 +1,26 @@
+<Budget Performance Analysis, connectedTo, Data Mart Design>
+<Competitive Analysis, automates, KPI Definition>
+<Competitive Analysis, connectedTo, Data Mart Design>
+<Competitive Analysis, connectedTo, Supply Chain Optimization>
+<Competitive Analysis, processes, HR Analytics Dashboards>
+<Data Lineage Tracking, connectedTo, HR Analytics Dashboards>
+<Data Lineage Tracking, connectedTo, Query Optimization>
+<Data Mart Design, insights, Self_Service BI Tools>
+<Data Storytelling for Business, connectedTo, Competitive Analysis>
+<Embedded Analytics, connectedTo, Performance Monitoring>
+<Embedded Analytics, partOf, Embedded Analytics>
+<HR Analytics Dashboards, connectedTo, Budget Performance Analysis>
+<HR Analytics Dashboards, connectedTo, Self_Service BI Tools>
+<HR Analytics Dashboards, connectedTo, Supply Chain Optimization>
+<KPI Definition, connectedTo, HR Analytics Dashboards>
+<Operational Efficiency Measurement, connectedTo, Data Lineage Tracking>
+<Performance Monitoring, connectedTo, Real_time BI Dashboards>
+<Performance Monitoring, partOf, Performance Monitoring>
+<Query Optimization, audits, Risk Assessment Reporting>
+<Real_time BI Dashboards, connectedTo, Sales Forecasting>
+<Real_time BI Dashboards, partOf, Real_time BI Dashboards>
+<Risk Assessment Reporting, connectedTo, Data Storytelling for Business>
+<Sales Forecasting, connectedTo, Query Optimization>
+<Sales Forecasting, partOf, Sales Forecasting>
+<Self_Service BI Tools, connectedTo, Embedded Analytics>
+<Self_Service BI Tools, models, Supply Chain Optimization>
diff --git a/test/graphviz/scanned_easy/graphviz_188.dot b/test/graphviz/scanned_easy/graphviz_188.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aa7830445e212cecaa6b1b517897e3ede53978fa
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_188.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=RL
+	N0 [label="Conversion Rate Optimization" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Affiliate Marketing" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Product Launch Strategy" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N3 [label="Marketing Automation" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N4 [label="Website Design and Optimization" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N5 [label="Marketing Budget Allocation" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N6 [label="Event Marketing" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N7 [label="Distribution Channel Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=parallelogram style=filled]
+	N8 [label="Content Marketing" color="#6FE1D5" fillcolor="#C9EFEC" shape=plaintext style=filled]
+	N9 [label=Telemarketing color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N10 [label="Promotional Campaigns" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N11 [label="Partnership Marketing" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	M0 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Public Relations" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Influencer Marketing" color="#FFB74D" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+		nest0_1 [label="A or B Testing for Marketing" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+		nest0_2 [label="Personalization Strategies" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label="manages social media" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
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+	N0 -> N1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
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+	N3 -> N4 [label="converts customers" color="#000000" dir=forward penwidth=1.5 style=solid]
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+	N9 -> N10 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [label="creates content" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_2 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_188.txt b/test/graphviz/scanned_easy/graphviz_188.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2a0a0aa98d4a2985ea742d3e396f798b89a07675
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_188.txt
@@ -0,0 +1,22 @@
+<A or B Testing for Marketing, manages social media, Personalization Strategies>
+<A or B Testing for Marketing, partOf, A or B Testing for Marketing>
+<Affiliate Marketing, connectedTo, Marketing Automation>
+<Affiliate Marketing, connectedTo, Product Launch Strategy>
+<Content Marketing, connectedTo, Telemarketing>
+<Conversion Rate Optimization, connectedTo, Affiliate Marketing>
+<Conversion Rate Optimization, connectedTo, Marketing Automation>
+<Distribution Channel Management, runs SEM, Content Marketing>
+<Event Marketing, connectedTo, Distribution Channel Management>
+<Event Marketing, creates content, Influencer Marketing>
+<Influencer Marketing, connectedTo, A or B Testing for Marketing>
+<Influencer Marketing, partOf, Influencer Marketing>
+<Marketing Automation, connectedTo, Marketing Budget Allocation>
+<Marketing Automation, converts customers, Website Design and Optimization>
+<Marketing Budget Allocation, connectedTo, Event Marketing>
+<Personalization Strategies, connectedTo, Affiliate Marketing>
+<Personalization Strategies, partOf, Personalization Strategies>
+<Product Launch Strategy, mobile marketing, Marketing Automation>
+<Promotional Campaigns, connectedTo, Partnership Marketing>
+<Telemarketing, connectedTo, Personalization Strategies>
+<Telemarketing, connectedTo, Promotional Campaigns>
+<Website Design and Optimization, connectedTo, Marketing Budget Allocation>
diff --git a/test/graphviz/scanned_easy/graphviz_19.txt b/test/graphviz/scanned_easy/graphviz_19.txt
new file mode 100644
index 0000000000000000000000000000000000000000..da48cce44fdc9c408d61fcf411b4a355c6846340
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_19.txt
@@ -0,0 +1,12 @@
+<Autonomous Driving Software Development, designs, Research and Development>
+<Body Shop Repair, connectedTo, Autonomous Driving Software Development>
+<Customer Test Drive, distributes, Safety Inspection>
+<Diagnostic Trouble Code Reading, connectedTo, Customer Test Drive>
+<Electric Vehicle Battery Production, connectedTo, Parts Distribution>
+<Engine Installation, recalls, Diagnostic Trouble Code Reading>
+<Fuel Efficiency Check, tests, Electric Vehicle Battery Production>
+<Inventory Tracking, connectedTo, Engine Installation>
+<Parts Distribution, optimizes, Body Shop Repair>
+<Research and Development, connectedTo, Inventory Tracking>
+<Safety Inspection, connectedTo, Diagnostic Trouble Code Reading>
+<Supplier Selection, delivers, Fuel Efficiency Check>
diff --git a/test/graphviz/scanned_easy/graphviz_190.dot b/test/graphviz/scanned_easy/graphviz_190.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9fe2b89c33a8e6cbb6a5bd708653a5e6b4774a15
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_190.dot
@@ -0,0 +1,53 @@
+digraph {
+	rankdir=TD
+	N0 [label="Visual Design for Ads" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
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+	N2 [label="Competitor Ad Analysis" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N3 [label="Media Buying" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N4 [label="Audience Targeting" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N5 [label="Budget Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+	N6 [label="Search Engine Ads" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
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+	N10 [label="Print Advertising" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N11 [label="Radio Advertising" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N12 [label="Direct Response Campaigns" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
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+	S0 -> N8 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
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+	S1 -> N8 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
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+	N0 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_191.dot b/test/graphviz/scanned_easy/graphviz_191.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a25ec43a644ca04e8b829b658446836d889e933e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_191.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=LR
+	N0 [label="Ad Copywriting" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Conversion Tracking" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N2 [label="Regulatory Compliance for Ads" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N3 [label="Direct Response Campaigns" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N4 [label="Print Advertising" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N5 [label="Interactive Ad Formats" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N6 [label="Privacy Concerns in Ads" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Audience Targeting" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N8 [label="Fraud Detection in Ads" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N9 [label="Competitor Ad Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N10 [label="Ad Placement Optimization" color="#AF56A6" fillcolor="#DDCEDD" shape=diamond style=filled]
+	N11 [label="Display Advertising" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N12 [label="Retargeting Campaigns" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N13 [label="Video Advertising" color="#388E3C" fillcolor="#F1F8E9" shape=oval style=filled]
+	N14 [label="Media Buying" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	M0 [label="" color="#A188D0" fillcolor="#DACBE3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#A188D0" fillcolor="#DACBE3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Ad Analytics Reporting" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Search Engine Ads" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+		nest0_1 [label=Geo_Targeting color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="selects platforms" color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="protects privacy" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="buys media" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="video ads" color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="radio ads" color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label="builds awareness" color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label="creates landing pages" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N11 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N9 -> M0 [label="writes copy" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label="monitors competitors" color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_191.txt b/test/graphviz/scanned_easy/graphviz_191.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5029506fc4431b819d5e2c2e1a2a75d9d9df47ea
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_191.txt
@@ -0,0 +1,23 @@
+<Ad Copywriting, connectedTo, Conversion Tracking>
+<Ad Copywriting, connectedTo, Video Advertising>
+<Ad Placement Optimization, connectedTo, Display Advertising>
+<Audience Targeting, radio ads, Fraud Detection in Ads>
+<Competitor Ad Analysis, connectedTo, Ad Placement Optimization>
+<Competitor Ad Analysis, writes copy, Video Advertising>
+<Conversion Tracking, connectedTo, Regulatory Compliance for Ads>
+<Conversion Tracking, monitors competitors, Print Advertising>
+<Direct Response Campaigns, selects platforms, Print Advertising>
+<Display Advertising, connectedTo, Retargeting Campaigns>
+<Fraud Detection in Ads, connectedTo, Competitor Ad Analysis>
+<Geo_Targeting, connectedTo, Display Advertising>
+<Geo_Targeting, partOf, Geo_Targeting>
+<Interactive Ad Formats, buys media, Privacy Concerns in Ads>
+<Print Advertising, protects privacy, Interactive Ad Formats>
+<Privacy Concerns in Ads, video ads, Audience Targeting>
+<Regulatory Compliance for Ads, connectedTo, Direct Response Campaigns>
+<Regulatory Compliance for Ads, connectedTo, Print Advertising>
+<Regulatory Compliance for Ads, connectedTo, Search Engine Ads>
+<Retargeting Campaigns, builds awareness, Video Advertising>
+<Search Engine Ads, connectedTo, Geo_Targeting>
+<Search Engine Ads, partOf, Search Engine Ads>
+<Video Advertising, creates landing pages, Media Buying>
diff --git a/test/graphviz/scanned_easy/graphviz_192.txt b/test/graphviz/scanned_easy/graphviz_192.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3131f67923dab074d274991bdb74b3ba6609fa49
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_192.txt
@@ -0,0 +1,23 @@
+<Ad Creative Development, optimizes campaigns, Fraud Detection in Ads>
+<Campaign Planning, connectedTo, Ad Creative Development>
+<Customer Acquisition Cost Analysis, connectedTo, A or B Testing for Ads>
+<Customer Acquisition Cost Analysis, connectedTo, Search Engine Ads>
+<Demographic Targeting, connectedTo, Fraud Detection in Ads>
+<Demographic Targeting, partOf, Demographic Targeting>
+<Direct Response Campaigns, native ads, Demographic Targeting>
+<Direct Response Campaigns, partOf, Direct Response Campaigns>
+<Fraud Detection in Ads, connectedTo, A or B Testing for Ads>
+<Fraud Detection in Ads, manages budgets, Regulatory Compliance for Ads>
+<Geo_Targeting, buys media, A or B Testing for Ads>
+<Psychographic Targeting, connectedTo, Geo_Targeting>
+<Psychographic Targeting, connectedTo, Return on Ad Spend Calculation>
+<Regulatory Compliance for Ads, connectedTo, Psychographic Targeting>
+<Return on Ad Spend Calculation, connectedTo, Direct Response Campaigns>
+<Return on Ad Spend Calculation, partOf, Return on Ad Spend Calculation>
+<Search Engine Ads, connectedTo, A or B Testing for Ads>
+<Search Engine Ads, connectedTo, Visual Design for Ads>
+<Video Advertising, connectedTo, Campaign Planning>
+<Video Advertising, connectedTo, Customer Acquisition Cost Analysis>
+<Video Advertising, connectedTo, Geo_Targeting>
+<Video Advertising, connectedTo, Psychographic Targeting>
+<Visual Design for Ads, connectedTo, Campaign Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_193.dot b/test/graphviz/scanned_easy/graphviz_193.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a85e1a987183a07a95e5d3da30ac0acced6b346d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_193.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=RL
+	N0 [label="Cross_Chain Bridges" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Consortium Blockchain Setup" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+	N2 [label="Governance Models for Blockchains" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N3 [label="Gaming on Blockchain" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N4 [label="Oracles Integration" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N5 [label="Decentralized Finance Protocols" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N6 [label="Interoperability Solutions" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N7 [label="Voting Systems on Blockchain" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	S0 [label="" color="#4DD0E1" fillcolor="#C9F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#A188DB" fillcolor="#DED7F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#4DD0E1" fillcolor="#C9F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Initial Coin Offerings" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Zero_Knowledge Proofs" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest0_1 [label="Financial Asset Tokenization" color="#A188DB" fillcolor="#DED7F0" shape=octagon style=filled]
+		nest0_2 [label="Regulatory Compliance for Blockchain" color="#4DD0E1" fillcolor="#C9F0F0" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="identifies users" color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [label="ensures interoperability" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N7 [label="develops DApps" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="protects IPs" color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_193.txt b/test/graphviz/scanned_easy/graphviz_193.txt
new file mode 100644
index 0000000000000000000000000000000000000000..32fa945677eb78e40d9dc4c9dd8121a216c3a104
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_193.txt
@@ -0,0 +1,22 @@
+<Consortium Blockchain Setup, connectedTo, Governance Models for Blockchains>
+<Consortium Blockchain Setup, ensures interoperability, Zero_Knowledge Proofs>
+<Consortium Blockchain Setup, protects IPs, Interoperability Solutions>
+<Cross_Chain Bridges, connectedTo, Consortium Blockchain Setup>
+<Cross_Chain Bridges, connectedTo, Decentralized Finance Protocols>
+<Cross_Chain Bridges, connectedTo, Governance Models for Blockchains>
+<Cross_Chain Bridges, connectedTo, Oracles Integration>
+<Decentralized Finance Protocols, connectedTo, Interoperability Solutions>
+<Financial Asset Tokenization, identifies users, Regulatory Compliance for Blockchain>
+<Financial Asset Tokenization, partOf, Financial Asset Tokenization>
+<Gaming on Blockchain, connectedTo, Decentralized Finance Protocols>
+<Gaming on Blockchain, connectedTo, Interoperability Solutions>
+<Gaming on Blockchain, connectedTo, Oracles Integration>
+<Governance Models for Blockchains, connectedTo, Decentralized Finance Protocols>
+<Governance Models for Blockchains, connectedTo, Gaming on Blockchain>
+<Interoperability Solutions, connectedTo, Voting Systems on Blockchain>
+<Oracles Integration, connectedTo, Decentralized Finance Protocols>
+<Oracles Integration, connectedTo, Interoperability Solutions>
+<Regulatory Compliance for Blockchain, develops DApps, Voting Systems on Blockchain>
+<Regulatory Compliance for Blockchain, partOf, Regulatory Compliance for Blockchain>
+<Zero_Knowledge Proofs, connectedTo, Financial Asset Tokenization>
+<Zero_Knowledge Proofs, partOf, Zero_Knowledge Proofs>
diff --git a/test/graphviz/scanned_easy/graphviz_195.dot b/test/graphviz/scanned_easy/graphviz_195.dot
new file mode 100644
index 0000000000000000000000000000000000000000..407b6ee9abdb3465c8db7eab058b999caf7f01e4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_195.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=TD
+	N0 [label="Sidechains and Layer 2 Solutions" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Regulatory Compliance for Blockchain" color="#42A5F5" fillcolor="#F1F8FF" shape=octagon style=filled]
+	N2 [label="Security Auditing for Blockchains" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N3 [label="Digital Identity Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N4 [label="Decentralized Network Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=oval style=filled]
+	N5 [label="Zero_Knowledge Proofs" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N6 [label="Financial Asset Tokenization" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N7 [label="Smart Contract Development" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N8 [label="Private Blockchain Implementation" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N9 [label="Energy Trading on Blockchain" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N10 [label="Intellectual Property Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N11 [label="Supply Chain Traceability" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	S0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#5C6BC0" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#5C6BC0" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Non_Fungible Token Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Initial Coin Offerings" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+		nest0_1 [label="Blockchain Node Operation" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="traces provenance" color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [label="scales systems" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N5 [label="develops layer_2s" color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N10 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label="governs DAOs" color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_195.txt b/test/graphviz/scanned_easy/graphviz_195.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7f0dea383d0d1275c477772725851eccbb7281db
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_195.txt
@@ -0,0 +1,24 @@
+<Blockchain Node Operation, develops layer_2s, Zero_Knowledge Proofs>
+<Blockchain Node Operation, partOf, Blockchain Node Operation>
+<Decentralized Network Design, connectedTo, Intellectual Property Management>
+<Decentralized Network Design, connectedTo, Zero_Knowledge Proofs>
+<Decentralized Network Design, scales systems, Initial Coin Offerings>
+<Digital Identity Management, connectedTo, Decentralized Network Design>
+<Digital Identity Management, connectedTo, Intellectual Property Management>
+<Digital Identity Management, connectedTo, Supply Chain Traceability>
+<Energy Trading on Blockchain, connectedTo, Intellectual Property Management>
+<Financial Asset Tokenization, connectedTo, Intellectual Property Management>
+<Financial Asset Tokenization, connectedTo, Smart Contract Development>
+<Initial Coin Offerings, connectedTo, Blockchain Node Operation>
+<Initial Coin Offerings, partOf, Initial Coin Offerings>
+<Intellectual Property Management, connectedTo, Supply Chain Traceability>
+<Private Blockchain Implementation, connectedTo, Energy Trading on Blockchain>
+<Regulatory Compliance for Blockchain, connectedTo, Digital Identity Management>
+<Regulatory Compliance for Blockchain, connectedTo, Security Auditing for Blockchains>
+<Security Auditing for Blockchains, connectedTo, Digital Identity Management>
+<Sidechains and Layer 2 Solutions, governs DAOs, Digital Identity Management>
+<Sidechains and Layer 2 Solutions, traces provenance, Regulatory Compliance for Blockchain>
+<Smart Contract Development, connectedTo, Private Blockchain Implementation>
+<Zero_Knowledge Proofs, connectedTo, Energy Trading on Blockchain>
+<Zero_Knowledge Proofs, connectedTo, Financial Asset Tokenization>
+<Zero_Knowledge Proofs, connectedTo, Intellectual Property Management>
diff --git a/test/graphviz/scanned_easy/graphviz_196.txt b/test/graphviz/scanned_easy/graphviz_196.txt
new file mode 100644
index 0000000000000000000000000000000000000000..72b9bf62819084d49ce5d6e5d993677b9196d989
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_196.txt
@@ -0,0 +1,17 @@
+<Blockchain Explorers, partOf, Blockchain Explorers>
+<Blockchain Explorers, secures private keys, Transaction Processing>
+<Coin Creation, connectedTo, Custodial Services>
+<Coin Creation, governs DAOs, Liquidity Provision>
+<Cold Storage Solutions, connectedTo, Blockchain Explorers>
+<Cold Storage Solutions, connectedTo, Portfolio Management>
+<Custodial Services, connectedTo, Community Building>
+<Custodial Services, connectedTo, Liquidity Provision>
+<Custodial Services, processes transactions, Legal Advisory for Crypto>
+<Decentralized Autonomous Organizations, connectedTo, Coin Creation>
+<Legal Advisory for Crypto, facilitates trades, Liquidity Provision>
+<Liquidity Provision, connectedTo, Community Building>
+<Portfolio Management, connectedTo, Decentralized Autonomous Organizations>
+<Portfolio Management, connectedTo, Liquidity Provision>
+<Transaction Processing, designs tokens, Coin Creation>
+<Transaction Processing, partOf, Transaction Processing>
+<Venture Capital Funding, borrows capital, Cold Storage Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_197.dot b/test/graphviz/scanned_easy/graphviz_197.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f1d1f447bee1fe2cae65f7e6e4f8b96e8b0c2145
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_197.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=LR
+	N0 [label="Transaction Processing" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Venture Capital Funding" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N2 [label="Airdrop Campaigns" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N3 [label="KYC or AML Procedures" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N4 [label="Liquidity Provision" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N5 [label="Web3 Integration" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N6 [label="NFT Marketplace Development" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N7 [label="Wallet Development" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N8 [label="Market Analysis" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N9 [label="Blockchain Integration" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N10 [label="Cross_chain Swaps" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Legal Advisory for Crypto" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Interoperability Solutions" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+		nest0_1 [label="Decentralized Autonomous Organizations" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+		nest0_2 [label="Exchange Listing" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="audits security" color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="integrates wallets" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [label="enables swaps" color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N9 [label="designs tokenomics" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label="ensures interoperability" color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N0 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_197.txt b/test/graphviz/scanned_easy/graphviz_197.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d02ead8c77bea834618abbf326ce0a86131b2eb2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_197.txt
@@ -0,0 +1,21 @@
+<Airdrop Campaigns, audits security, KYC or AML Procedures>
+<Blockchain Integration, connectedTo, Cross_chain Swaps>
+<Decentralized Autonomous Organizations, connectedTo, Exchange Listing>
+<Decentralized Autonomous Organizations, partOf, Decentralized Autonomous Organizations>
+<Exchange Listing, designs tokenomics, Blockchain Integration>
+<Exchange Listing, partOf, Exchange Listing>
+<Interoperability Solutions, connectedTo, Decentralized Autonomous Organizations>
+<Interoperability Solutions, partOf, Interoperability Solutions>
+<KYC or AML Procedures, connectedTo, Liquidity Provision>
+<Liquidity Provision, connectedTo, Web3 Integration>
+<Market Analysis, connectedTo, Blockchain Integration>
+<Market Analysis, enables swaps, Interoperability Solutions>
+<NFT Marketplace Development, connectedTo, Cross_chain Swaps>
+<NFT Marketplace Development, connectedTo, Wallet Development>
+<NFT Marketplace Development, ensures interoperability, Market Analysis>
+<Transaction Processing, connectedTo, Airdrop Campaigns>
+<Transaction Processing, connectedTo, Venture Capital Funding>
+<Venture Capital Funding, connectedTo, Airdrop Campaigns>
+<Wallet Development, integrates wallets, Market Analysis>
+<Web3 Integration, connectedTo, Airdrop Campaigns>
+<Web3 Integration, connectedTo, NFT Marketplace Development>
diff --git a/test/graphviz/scanned_easy/graphviz_198.dot b/test/graphviz/scanned_easy/graphviz_198.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44f45b088e0b4530a875379b9575b48730974ff6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_198.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=TD
+	N0 [label="NFT Marketplace Development" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Yield Farming" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N2 [label="Fiat On or Off Ramps" color="#3F51B5" fillcolor="#C5CAE9" shape=folder style=filled]
+	N3 [label="Liquidity Provision" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N4 [label="Security Audits" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N5 [label="Cold Storage Solutions" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N6 [label="Hot Wallet Security" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N7 [label="Coin Creation" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N8 [label="Blockchain Integration" color="#FFF9AE" fillcolor="#FFFCE6" shape=folder style=filled]
+	N9 [label="Cryptocurrency Education" color="#FFF9AE" fillcolor="#FFFCE6" shape=octagon style=filled]
+	N10 [label="KYC or AML Procedures" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N11 [label="Airdrop Campaigns" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N12 [label="Smart Contract Auditing" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N13 [label="Interoperability Solutions" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	M0 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Market Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Staking color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+		nest0_1 [label="Wallet Development" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+		nest0_2 [label="Portfolio Management" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="creates NFTs" color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="builds Web3 applications" color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="processes transactions" color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="explores new chains" color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label="builds communities" color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [label="manages TGEs" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="develops exchanges" color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [label="enables swaps" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	M0 -> N9 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N9 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_2.txt b/test/graphviz/scanned_easy/graphviz_2.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7d81046916ea12d8bf3070a4f0429da02c6d9fc2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_2.txt
@@ -0,0 +1,12 @@
+<Biopsy, connectedTo, Pharmacy Order>
+<Dental Check_up, coordinates, Biopsy>
+<Diagnosis, connectedTo, Wound Care>
+<Discharge, connectedTo, Diagnosis>
+<Emergency Response, connectedTo, Pain Management>
+<Home Care Visit, connectedTo, Medical Record Keeping>
+<Medical Record Keeping, reviews, Pharmacy Order>
+<Pain Management, prevents, Discharge>
+<Pharmacy Order, implements, Emergency Response>
+<Pharmacy Order, tests, Home Care Visit>
+<Symptom Monitoring, operates, Home Care Visit>
+<Wound Care, records, Symptom Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_20.dot b/test/graphviz/scanned_easy/graphviz_20.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dd3b38ce9a41734202c12b49cb1631876d9e5d44
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_20.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Flight Simulation" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label="Mission Debriefing" color="#FF9800" fillcolor="#FFE0B2" shape=octagon style=filled]
+	N2 [label="Satellite Configuration" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N3 [label="Orbit Adjustment" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N4 [label="Drone System Development" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N5 [label="Component Recovery" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N6 [label="Thermal Shield Testing" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N7 [label="Payload Integration" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N8 [label="Mission Planning" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N9 [label="Hypersonic Flight Testing" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N0 -> N1 [label=monitors color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=tests color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=manufactures color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=predicts color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=reboots color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=navigates color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N2 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_20.txt b/test/graphviz/scanned_easy/graphviz_20.txt
new file mode 100644
index 0000000000000000000000000000000000000000..24872726b1afbb4660e6ad76a040346e22f42865
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_20.txt
@@ -0,0 +1,10 @@
+<Component Recovery, predicts, Thermal Shield Testing>
+<Drone System Development, manufactures, Component Recovery>
+<Flight Simulation, monitors, Mission Debriefing>
+<Hypersonic Flight Testing, connectedTo, Satellite Configuration>
+<Mission Debriefing, tests, Satellite Configuration>
+<Mission Planning, navigates, Hypersonic Flight Testing>
+<Orbit Adjustment, connectedTo, Drone System Development>
+<Payload Integration, reboots, Mission Planning>
+<Satellite Configuration, connectedTo, Orbit Adjustment>
+<Thermal Shield Testing, connectedTo, Payload Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_200.txt b/test/graphviz/scanned_easy/graphviz_200.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fa6d5056c97b2eec9a310afb9d74699ccc73ef2a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_200.txt
@@ -0,0 +1,22 @@
+<Campaign Creation, connectedTo, Success Fee Structures>
+<Debt Crowdfunding, connectedTo, Campaign Creation>
+<Debt Crowdfunding, connectedTo, Securities Regulations Adherence>
+<Debt Crowdfunding, funds real estate, Press Outreach>
+<Debt Crowdfunding, sends emails, Funding Period Management>
+<Due Diligence for Projects, connectedTo, Logistics for Rewards>
+<Due Diligence for Projects, partOf, Due Diligence for Projects>
+<Funding Period Management, connectedTo, Campaign Creation>
+<Investor Verification, connectedTo, Fulfillment Planning>
+<Logistics for Rewards, connectedTo, Real Estate Crowdfunding>
+<Logistics for Rewards, partOf, Logistics for Rewards>
+<Pitch Deck Preparation, connectedTo, Funding Period Management>
+<Pitch Deck Preparation, connectedTo, Real Estate Crowdfunding>
+<Post_Campaign Reporting, connectedTo, Press Outreach>
+<Press Outreach, connectedTo, Investor Verification>
+<Real Estate Crowdfunding, connectedTo, Funding Period Management>
+<Real Estate Crowdfunding, connectedTo, Tax Implications of Crowdfunding>
+<Securities Regulations Adherence, connectedTo, Due Diligence for Projects>
+<Securities Regulations Adherence, partOf, Securities Regulations Adherence>
+<Success Fee Structures, prepares pitches, Post_Campaign Reporting>
+<Tax Implications of Crowdfunding, connectedTo, Funding Period Management>
+<Tax Implications of Crowdfunding, sets goals, Debt Crowdfunding>
diff --git a/test/graphviz/scanned_easy/graphviz_202.dot b/test/graphviz/scanned_easy/graphviz_202.dot
new file mode 100644
index 0000000000000000000000000000000000000000..834f4f0ba33d55ea1de2209439d285702d9177fe
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_202.dot
@@ -0,0 +1,35 @@
+digraph {
+	rankdir=LR
+	N0 [label="Connectivity Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Network Protocol Selection" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N2 [label="Asset Tracking" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N3 [label="Supply Chain Optimization" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N4 [label="Energy Management Systems" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N5 [label="Connected Vehicles" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N6 [label="Compliance with IoT Regulations" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	S0 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Cloud Platform Integration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Data Analysis in Cloud" color="#82DAFF" fillcolor="#C8EDFF" shape=oval style=filled]
+		nest0_1 [label="Wearable Technology" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+		nest0_2 [label="Transportation IoT" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+		nest0_3 [label="Data Collection" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [label="manufactures devices" color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="manages deployments" color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="uses blockchain" color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="prototypes devices" color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [label="predicts events" color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_202.txt b/test/graphviz/scanned_easy/graphviz_202.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f4d446c9a014d0e71dac7d45d19937bc4de1361
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_202.txt
@@ -0,0 +1,19 @@
+<Asset Tracking, connectedTo, Data Analysis in Cloud>
+<Asset Tracking, connectedTo, Supply Chain Optimization>
+<Connected Vehicles, connectedTo, Compliance with IoT Regulations>
+<Connectivity Management, connectedTo, Network Protocol Selection>
+<Data Analysis in Cloud, manufactures devices, Wearable Technology>
+<Data Analysis in Cloud, partOf, Data Analysis in Cloud>
+<Data Collection, connectedTo, Supply Chain Optimization>
+<Data Collection, partOf, Data Collection>
+<Energy Management Systems, connectedTo, Supply Chain Optimization>
+<Energy Management Systems, prototypes devices, Connected Vehicles>
+<Network Protocol Selection, connectedTo, Asset Tracking>
+<Network Protocol Selection, connectedTo, Compliance with IoT Regulations>
+<Network Protocol Selection, connectedTo, Connected Vehicles>
+<Network Protocol Selection, predicts events, Supply Chain Optimization>
+<Supply Chain Optimization, connectedTo, Energy Management Systems>
+<Transportation IoT, partOf, Transportation IoT>
+<Transportation IoT, uses blockchain, Data Collection>
+<Wearable Technology, manages deployments, Transportation IoT>
+<Wearable Technology, partOf, Wearable Technology>
diff --git a/test/graphviz/scanned_easy/graphviz_203.dot b/test/graphviz/scanned_easy/graphviz_203.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d7a4f0b4ab549333953fbaea4119fb412e0dc5c1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_203.dot
@@ -0,0 +1,42 @@
+digraph {
+	rankdir=LR
+	N0 [label="Environmental Monitoring" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Transportation IoT" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N2 [label="Industrial IoT" color="#FFD54F" fillcolor="#FFF8E1" shape=parallelogram style=filled]
+	N3 [label="Smart City Sensors" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N4 [label="Real_time Data Streaming" color="#FFD54F" fillcolor="#FFF8E1" shape=oval style=filled]
+	N5 [label="Retail IoT" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N6 [label="Smart Manufacturing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Data Collection" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N8 [label="Data Privacy in IoT" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="AI at the Edge" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Energy Management Systems" color="#2196F3" fillcolor="#BBDEFB" shape=parallelogram style=filled]
+		nest0_1 [label="API Development for IoT" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+		nest0_2 [label="Security Implementation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+		nest0_3 [label="Cloud Platform Integration" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="integrates sensors" color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="improves retail" color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [label="prototypes devices" color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N8 [label="controls devices" color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [label="develops solutions" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [label="optimizes industrial processes" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label="performs OTAs" color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_203.txt b/test/graphviz/scanned_easy/graphviz_203.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4132697093d1be9133a023f0325f20c97d578bf5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_203.txt
@@ -0,0 +1,22 @@
+<API Development for IoT, connectedTo, Security Implementation>
+<API Development for IoT, partOf, API Development for IoT>
+<Cloud Platform Integration, controls devices, Data Privacy in IoT>
+<Cloud Platform Integration, partOf, Cloud Platform Integration>
+<Data Collection, improves retail, Data Privacy in IoT>
+<Energy Management Systems, connectedTo, API Development for IoT>
+<Energy Management Systems, partOf, Energy Management Systems>
+<Environmental Monitoring, integrates sensors, Transportation IoT>
+<Environmental Monitoring, optimizes industrial processes, Data Collection>
+<Industrial IoT, connectedTo, Smart City Sensors>
+<Real_time Data Streaming, connectedTo, Data Collection>
+<Real_time Data Streaming, connectedTo, Retail IoT>
+<Retail IoT, connectedTo, Data Collection>
+<Retail IoT, connectedTo, Smart Manufacturing>
+<Retail IoT, develops solutions, Data Privacy in IoT>
+<Security Implementation, connectedTo, Cloud Platform Integration>
+<Security Implementation, partOf, Security Implementation>
+<Smart City Sensors, connectedTo, Real_time Data Streaming>
+<Smart City Sensors, performs OTAs, Data Collection>
+<Smart City Sensors, prototypes devices, Energy Management Systems>
+<Smart Manufacturing, connectedTo, Data Collection>
+<Transportation IoT, connectedTo, Industrial IoT>
diff --git a/test/graphviz/scanned_easy/graphviz_204.dot b/test/graphviz/scanned_easy/graphviz_204.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e954a50813b6019f34e01619c133e5a1d4ee67d8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_204.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=LR
+	N0 [label="Blockchain for IoT Security" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Industrial IoT" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N2 [label="Retail IoT" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N3 [label="Smart City Sensors" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N4 [label="Transportation IoT" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Environmental Monitoring" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N6 [label="Real_time Data Streaming" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S0 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Data Processing at Edge" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Healthcare IoT Devices" color="#4DB6AC" fillcolor="#E0F2F1" shape=oval style=filled]
+		nest0_1 [label="Sensor Integration" color="#5C6BC0" fillcolor="#E8EAF6" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [label="enables wearables" color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="connects endpoints" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="configures APIs" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [label="enhances agriculture" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N4 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [label="automates homes" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [label="integrates AI" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label="improves retail" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="manages energy grids" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_204.txt b/test/graphviz/scanned_easy/graphviz_204.txt
new file mode 100644
index 0000000000000000000000000000000000000000..69914c0896eda02073500c7d02f9525063daa496
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_204.txt
@@ -0,0 +1,21 @@
+<Blockchain for IoT Security, connectedTo, Transportation IoT>
+<Blockchain for IoT Security, connects endpoints, Industrial IoT>
+<Environmental Monitoring, connectedTo, Real_time Data Streaming>
+<Environmental Monitoring, enhances agriculture, Healthcare IoT Devices>
+<Healthcare IoT Devices, enables wearables, Sensor Integration>
+<Healthcare IoT Devices, partOf, Healthcare IoT Devices>
+<Industrial IoT, connectedTo, Retail IoT>
+<Industrial IoT, connectedTo, Transportation IoT>
+<Industrial IoT, manages energy grids, Environmental Monitoring>
+<Retail IoT, connectedTo, Environmental Monitoring>
+<Retail IoT, connectedTo, Smart City Sensors>
+<Retail IoT, connectedTo, Transportation IoT>
+<Sensor Integration, connectedTo, Transportation IoT>
+<Sensor Integration, partOf, Sensor Integration>
+<Smart City Sensors, automates homes, Environmental Monitoring>
+<Smart City Sensors, configures APIs, Transportation IoT>
+<Smart City Sensors, connectedTo, Environmental Monitoring>
+<Smart City Sensors, connectedTo, Real_time Data Streaming>
+<Smart City Sensors, improves retail, Environmental Monitoring>
+<Smart City Sensors, integrates AI, Real_time Data Streaming>
+<Transportation IoT, connectedTo, Environmental Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_205.txt b/test/graphviz/scanned_easy/graphviz_205.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f5b18a87870fd7a4668165ed727cc357e773c3c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_205.txt
@@ -0,0 +1,26 @@
+<Bandwidth Optimization, connectedTo, Resource Management at Edge>
+<Connectivity to Cloud, builds smart cities, Healthcare Edge Computing>
+<Connectivity to Cloud, ensures compliance, Edge Device Deployment>
+<Edge Device Analytics, connectedTo, Connectivity to Cloud>
+<Edge Device Analytics, connectedTo, Healthcare Edge Computing>
+<Edge Device Deployment, connectedTo, Healthcare Edge Computing>
+<Edge Device Deployment, processes events, Security for Edge Devices>
+<Edge Security Analytics, connectedTo, Bandwidth Optimization>
+<Edge_to_Cloud Data Transfer Optimization, connectedTo, Distributed Data Storage>
+<Event_Driven Architectures at Edge, connectedTo, Local AI or ML Inference>
+<Event_Driven Architectures at Edge, partOf, Event_Driven Architectures at Edge>
+<Fleet Management for Edge Devices, connectedTo, Smart City Edge Solutions>
+<Fleet Management for Edge Devices, partOf, Fleet Management for Edge Devices>
+<Healthcare Edge Computing, filters data, Edge Security Analytics>
+<Local AI or ML Inference, deploys analytics, Fleet Management for Edge Devices>
+<Local AI or ML Inference, partOf, Local AI or ML Inference>
+<Network Optimization for Edge, connectedTo, Event_Driven Architectures at Edge>
+<Network Optimization for Edge, enhances privacy, Real_time Analytics at Edge>
+<Real_time Analytics at Edge, connectedTo, Bandwidth Optimization>
+<Real_time Analytics at Edge, connectedTo, Healthcare Edge Computing>
+<Real_time Analytics at Edge, connectedTo, Resource Management at Edge>
+<Real_time Analytics at Edge, manages devices, Distributed Data Storage>
+<Resource Management at Edge, designs architectures, Edge_to_Cloud Data Transfer Optimization>
+<Security for Edge Devices, connectedTo, Network Optimization for Edge>
+<Smart City Edge Solutions, analyzes data at edge, Connectivity to Cloud>
+<Smart City Edge Solutions, partOf, Smart City Edge Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_206.dot b/test/graphviz/scanned_easy/graphviz_206.dot
new file mode 100644
index 0000000000000000000000000000000000000000..630ca05c536ea88f4f0d668e70978251413ed065
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_206.dot
@@ -0,0 +1,34 @@
+digraph {
+	rankdir=BT
+	N0 [label="Local AI or ML Inference" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Compliance and Governance at Edge" color="#FFCC7A" fillcolor="#FFF6D9" shape=parallelogram style=filled]
+	N2 [label="Connectivity to Cloud" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N3 [label="Containerization at Edge" color="#CB9BE1" fillcolor="#F2E6F5" shape=folder style=filled]
+	N4 [label="Resource Management at Edge" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Real_time Analytics at Edge" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N6 [label="Fleet Management for Edge Devices" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Power Consumption Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Healthcare Edge Computing" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest0_1 [label="Network Optimization for Edge" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest0_2 [label="Offline Functionality" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest0_3 [label="Industrial Edge Computing" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [label="filters data" color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N1 [label="processes data locally" color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N0 -> nest0_3 [label="synchronizes data" color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N3 -> N6 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N2 [label="provides fault tolerance" color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N6 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N6 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_206.txt b/test/graphviz/scanned_easy/graphviz_206.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6476f8d2484e09e24d6554b75dfa19f2604f1811
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_206.txt
@@ -0,0 +1,20 @@
+<Compliance and Governance at Edge, connectedTo, Connectivity to Cloud>
+<Compliance and Governance at Edge, filters data, Healthcare Edge Computing>
+<Connectivity to Cloud, connectedTo, Containerization at Edge>
+<Containerization at Edge, connectedTo, Fleet Management for Edge Devices>
+<Containerization at Edge, connectedTo, Resource Management at Edge>
+<Healthcare Edge Computing, connectedTo, Network Optimization for Edge>
+<Healthcare Edge Computing, partOf, Healthcare Edge Computing>
+<Industrial Edge Computing, connectedTo, Fleet Management for Edge Devices>
+<Industrial Edge Computing, partOf, Industrial Edge Computing>
+<Industrial Edge Computing, processes data locally, Compliance and Governance at Edge>
+<Local AI or ML Inference, connectedTo, Compliance and Governance at Edge>
+<Local AI or ML Inference, connectedTo, Fleet Management for Edge Devices>
+<Local AI or ML Inference, synchronizes data, Industrial Edge Computing>
+<Network Optimization for Edge, connectedTo, Offline Functionality>
+<Network Optimization for Edge, partOf, Network Optimization for Edge>
+<Offline Functionality, connectedTo, Industrial Edge Computing>
+<Offline Functionality, partOf, Offline Functionality>
+<Real_time Analytics at Edge, connectedTo, Fleet Management for Edge Devices>
+<Resource Management at Edge, connectedTo, Real_time Analytics at Edge>
+<Resource Management at Edge, provides fault tolerance, Connectivity to Cloud>
diff --git a/test/graphviz/scanned_easy/graphviz_207.dot b/test/graphviz/scanned_easy/graphviz_207.dot
new file mode 100644
index 0000000000000000000000000000000000000000..df6544e80adb1e8e588327141bbfe0e3cfe285b2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_207.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=BT
+	N0 [label="Data Filtering at Edge" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label="Fault Tolerance at Edge" color="#AED581" fillcolor="#F0F4C3" shape=diamond style=filled]
+	N2 [label="Edge Application Development" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N3 [label="Edge Security Analytics" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N4 [label="Sensor Data Aggregation" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N5 [label="Retail Edge Computing" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N6 [label="Remote Device Management" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N7 [label="Edge Device Provisioning" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	S0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Edge API Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Edge Computing Hardware Selection" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+		nest0_1 [label="Edge Network Topology Design" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages distributed systems" color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="performs real_time analytics" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [label="manages microservices" color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_207.txt b/test/graphviz/scanned_easy/graphviz_207.txt
new file mode 100644
index 0000000000000000000000000000000000000000..11b823463624ea582f7da68ee98beec297ae41ad
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_207.txt
@@ -0,0 +1,17 @@
+<Data Filtering at Edge, connectedTo, Fault Tolerance at Edge>
+<Data Filtering at Edge, connectedTo, Retail Edge Computing>
+<Data Filtering at Edge, connectedTo, Sensor Data Aggregation>
+<Edge Application Development, manages distributed systems, Edge Security Analytics>
+<Edge Computing Hardware Selection, connectedTo, Edge Network Topology Design>
+<Edge Computing Hardware Selection, partOf, Edge Computing Hardware Selection>
+<Edge Network Topology Design, connectedTo, Retail Edge Computing>
+<Edge Network Topology Design, partOf, Edge Network Topology Design>
+<Edge Security Analytics, connectedTo, Edge Computing Hardware Selection>
+<Edge Security Analytics, connectedTo, Sensor Data Aggregation>
+<Fault Tolerance at Edge, connectedTo, Edge Application Development>
+<Fault Tolerance at Edge, connectedTo, Edge Security Analytics>
+<Fault Tolerance at Edge, connectedTo, Sensor Data Aggregation>
+<Fault Tolerance at Edge, manages microservices, Remote Device Management>
+<Remote Device Management, performs real_time analytics, Edge Device Provisioning>
+<Retail Edge Computing, connectedTo, Remote Device Management>
+<Sensor Data Aggregation, connectedTo, Retail Edge Computing>
diff --git a/test/graphviz/scanned_easy/graphviz_208.txt b/test/graphviz/scanned_easy/graphviz_208.txt
new file mode 100644
index 0000000000000000000000000000000000000000..55854705c3080b5c98744dc8d135674dcd623e5d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_208.txt
@@ -0,0 +1,18 @@
+<API Management in Cloud, connectedTo, DevOps on Cloud>
+<API Management in Cloud, partOf, API Management in Cloud>
+<Auto_Scaling Configurations, integrates edge, Cloud_based VPN Setup>
+<Cloud Automation, offers MLaaS, Auto_Scaling Configurations>
+<Cloud FinOps, connectedTo, Auto_Scaling Configurations>
+<Cloud FinOps, connectedTo, Cloud Native Application Development>
+<Cloud FinOps, connectedTo, Load Balancing in Cloud>
+<Cloud Native Application Development, avoids lock_ins, Platform as a Service>
+<Cloud_based VPN Setup, connectedTo, Cloud Native Application Development>
+<Cloud_based VPN Setup, delivers SaaS, Data Storage in Cloud>
+<Data Storage in Cloud, connectedTo, API Management in Cloud>
+<Data Storage in Cloud, partOf, Data Storage in Cloud>
+<DevOps on Cloud, connectedTo, Identity and Access Management>
+<DevOps on Cloud, partOf, DevOps on Cloud>
+<Identity and Access Management, deploys private clouds, Cloud Native Application Development>
+<Identity and Access Management, partOf, Identity and Access Management>
+<Load Balancing in Cloud, connectedTo, Auto_Scaling Configurations>
+<Load Balancing in Cloud, connectedTo, Cloud Automation>
diff --git a/test/graphviz/scanned_easy/graphviz_209.dot b/test/graphviz/scanned_easy/graphviz_209.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bf01455b28ef1117114ed591bddfa0a2428972e9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_209.dot
@@ -0,0 +1,35 @@
+digraph {
+	rankdir=BT
+	N0 [label="Cloud Governance" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Cloud Marketplace Integration" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N2 [label="Platform as a Service" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N3 [label="Serverless Computing" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N4 [label="Compliance in Cloud" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+	N5 [label="Resource Tagging for Cost Allocation" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S1 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Cloud Migration Strategy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Cloud Native Application Development" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+		nest0_1 [label="Identity and Access Management" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+		nest0_2 [label="Auto_Scaling Configurations" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+		nest0_3 [label="Cloud Firewall Configuration" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="integrates edge" color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label="avoids lock_ins" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [label="optimizes costs" color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="secures environments" color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_21.txt b/test/graphviz/scanned_easy/graphviz_21.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9e656d73ecab9d4a9106e8abca473d10bba80347
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_21.txt
@@ -0,0 +1,12 @@
+<Annuity Sales, connectedTo, Policy Renewal>
+<Benefit Payout, connectedTo, Risk Assessment>
+<Broker Management, connectedTo, Claim Adjustment>
+<Catastrophe Modeling, connectedTo, Annuity Sales>
+<Claims Litigation Management, approves, Policy Cancellation>
+<Customer Communication, audits, Broker Management>
+<Customer Communication, regulates, Claim Adjustment>
+<Loss Prevention, certifies, Claims Litigation Management>
+<Policy Cancellation, documents, Risk Assessment>
+<Policy Cancellation, prevents, Customer Communication>
+<Policy Renewal, models, Loss Prevention>
+<Risk Assessment, connectedTo, Catastrophe Modeling>
diff --git a/test/graphviz/scanned_easy/graphviz_210.dot b/test/graphviz/scanned_easy/graphviz_210.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2b3b203c9ad826fe88db287efb5956d287632b4e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_210.dot
@@ -0,0 +1,38 @@
+digraph {
+	rankdir=BT
+	N0 [label="Cloud Monitoring and Logging" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N1 [label="Compliance in Cloud" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N2 [label="Cloud Backup Solutions" color="#388E3C" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N3 [label="Big Data Services in Cloud" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N4 [label="Cloud Firewall Configuration" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N5 [label="Platform as a Service" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N6 [label="Serverless Computing" color="#388E3C" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+	N7 [label="Public Cloud Management" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S0 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Multi_Cloud Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="API Management in Cloud" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+		nest0_1 [label="Cloud Native Application Development" color="#CDDC39" fillcolor="#E6EE9C" shape=folder style=filled]
+		nest0_2 [label="Hybrid Cloud Deployment" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+		nest0_3 [label="Virtual Machine Management" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_0 [label="implements DevOps" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="delivers SaaS" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="builds hybrid clouds" color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="uses marketplaces" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N6 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_3 [label="ensures governance" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_211.dot b/test/graphviz/scanned_easy/graphviz_211.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3e18d234494fb24a8d89110eff8364301fd262f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_211.dot
@@ -0,0 +1,34 @@
+digraph {
+	rankdir=LR
+	N0 [label="Storage Solutions" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="DNS Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N2 [label="Proxy Server Configuration" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N3 [label="Hardware Procurement" color="#CFCFCF" fillcolor="#F6F6F6" shape=parallelogram style=filled]
+	N4 [label="Network Design" color="#A1887F" fillcolor="#EFEBE9" shape=octagon style=filled]
+	N5 [label=Virtualization color="#B8C0F5" fillcolor="#ECF0FD" shape=parallelogram style=filled]
+	N6 [label="IT Asset Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	M0 [label="" color="#A1887F" fillcolor="#EFEBE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="System Administration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Web Server Configuration" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_1 [label="Network Security" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_2 [label="Antivirus and Endpoint Protection" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+		nest0_3 [label="Firewall Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label="sets up DNS" color="#A1887F" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label="automates tasks" color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="configures load balancers" color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [label="manages remote access" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_0 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_212.dot b/test/graphviz/scanned_easy/graphviz_212.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0d0e74baaeef0aadde656a6bc492325bc13551e8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_212.dot
@@ -0,0 +1,36 @@
+digraph {
+	rankdir=TD
+	N0 [label="Directory Services" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N1 [label="Database Administration" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N2 [label="Access Control Systems" color="#2196F3" fillcolor="#BBDEFB" shape=oval style=filled]
+	N3 [label="User Account Management" color="#E91E63" fillcolor="#F8BBD0" shape=parallelogram style=filled]
+	N4 [label="Operating System Installation" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N5 [label="VPN Configuration" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Server Deployment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Capacity Planning" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+		nest0_1 [label="Antivirus and Endpoint Protection" color="#E91E63" fillcolor="#F8BBD0" shape=parallelogram style=filled]
+		nest0_2 [label="Network Performance Tuning" color="#E91E63" fillcolor="#F8BBD0" shape=Mdiamond style=filled]
+		nest0_3 [label="Troubleshooting and Support" color="#2196F3" fillcolor="#BBDEFB" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="virtualizes resources" color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [label="applies patches" color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N2 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_213.txt b/test/graphviz/scanned_easy/graphviz_213.txt
new file mode 100644
index 0000000000000000000000000000000000000000..944bc6faeb8aa4605dcfeb9a0ba5fafb2b9bdbc1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_213.txt
@@ -0,0 +1,19 @@
+<Capacity Planning, manages proxies, Server Deployment>
+<Cloud Integration with On_premise, connectedTo, Software Licensing Management>
+<Cloud Integration with On_premise, connectedTo, User Account Management>
+<Environmental Monitoring, connectedTo, Cloud Integration with On_premise>
+<Hardware Procurement, connectedTo, Capacity Planning>
+<IT Asset Management, manages remote access, Hardware Procurement>
+<Load Balancer Setup, connectedTo, Environmental Monitoring>
+<Load Balancer Setup, connectedTo, Web Server Configuration>
+<Mail Server Management, connectedTo, Capacity Planning>
+<Mail Server Management, partOf, Mail Server Management>
+<Server Deployment, connectedTo, Cloud Integration with On_premise>
+<Server Deployment, connectedTo, Environmental Monitoring>
+<Server Deployment, connectedTo, Load Balancer Setup>
+<User Account Management, connectedTo, Mail Server Management>
+<User Account Management, partOf, User Account Management>
+<Web Server Configuration, connectedTo, Cloud Integration with On_premise>
+<Web Server Configuration, connectedTo, Software Licensing Management>
+<Web Server Configuration, procures equipment, Environmental Monitoring>
+<Web Server Configuration, tracks assets, Cloud Integration with On_premise>
diff --git a/test/graphviz/scanned_easy/graphviz_214.dot b/test/graphviz/scanned_easy/graphviz_214.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c124c3616713b511b66891972bda519cb17018d9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_214.dot
@@ -0,0 +1,40 @@
+digraph {
+	rankdir=LR
+	N0 [label="Site Reliability Engineering Principles" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Configuration Management" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N2 [label="Monitoring and Logging" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N3 [label="Automated Testing" color="#4285F4" fillcolor="#D0E0F8" shape=diamond style=filled]
+	N4 [label="Continuous Delivery" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N5 [label="Environment Management" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N6 [label="Cloud Native Development" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="Secrets Management" color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+	N8 [label="Microservices Architecture" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N9 [label="Collaboration Tools" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	S0 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Feature Flags" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Blue_Green Deployments" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest0_1 [label="Immutable Infrastructure" color="#CFCFCF" fillcolor="#F6F6F6" shape=octagon style=filled]
+		nest0_2 [label="Performance Metrics Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+		nest0_3 [label="Release Management" color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label="performs static analysis" color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="conducts post_mortems" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="deploys canaries" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="configures environments" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="automates tests" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_214.txt b/test/graphviz/scanned_easy/graphviz_214.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6044c4e376dc23c07ba9b9cd7ae120d82cd55747
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_214.txt
@@ -0,0 +1,21 @@
+<Automated Testing, configures environments, Continuous Delivery>
+<Blue_Green Deployments, partOf, Blue_Green Deployments>
+<Blue_Green Deployments, performs static analysis, Immutable Infrastructure>
+<Cloud Native Development, connectedTo, Secrets Management>
+<Configuration Management, connectedTo, Blue_Green Deployments>
+<Configuration Management, connectedTo, Monitoring and Logging>
+<Continuous Delivery, connectedTo, Environment Management>
+<Environment Management, connectedTo, Cloud Native Development>
+<Immutable Infrastructure, conducts post_mortems, Performance Metrics Analysis>
+<Immutable Infrastructure, partOf, Immutable Infrastructure>
+<Microservices Architecture, connectedTo, Collaboration Tools>
+<Monitoring and Logging, deploys canaries, Automated Testing>
+<Performance Metrics Analysis, connectedTo, Monitoring and Logging>
+<Performance Metrics Analysis, connectedTo, Release Management>
+<Performance Metrics Analysis, partOf, Performance Metrics Analysis>
+<Release Management, connectedTo, Configuration Management>
+<Release Management, partOf, Release Management>
+<Secrets Management, automates tests, Microservices Architecture>
+<Site Reliability Engineering Principles, connectedTo, Collaboration Tools>
+<Site Reliability Engineering Principles, connectedTo, Configuration Management>
+<Site Reliability Engineering Principles, connectedTo, Secrets Management>
diff --git a/test/graphviz/scanned_easy/graphviz_215.txt b/test/graphviz/scanned_easy/graphviz_215.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ccebf622438ee9ca2ea142b4116033e7af882360
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_215.txt
@@ -0,0 +1,20 @@
+<Automated Deployment, connectedTo, Environment Management>
+<Automated Rollbacks, automates operations, Static Code Analysis>
+<Automated Rollbacks, connectedTo, Canary Releases>
+<Automated Rollbacks, connectedTo, Infrastructure as Code>
+<Canary Releases, connectedTo, Automated Deployment>
+<Cloud Native Development, connectedTo, Canary Releases>
+<Cloud Native Development, connectedTo, GitOps>
+<Cross_Functional Team Collaboration, connectedTo, Automated Deployment>
+<Cross_Functional Team Collaboration, partOf, Cross_Functional Team Collaboration>
+<Environment Management, fosters cross_functional teams, Monitoring and Logging>
+<GitOps, connectedTo, Automated Rollbacks>
+<GitOps, enables ChatOps, Canary Releases>
+<Infrastructure Provisioning, connectedTo, Automated Testing>
+<Infrastructure as Code, connectedTo, Cross_Functional Team Collaboration>
+<Infrastructure as Code, partOf, Infrastructure as Code>
+<Microservices Architecture, implements blue_green, Infrastructure Provisioning>
+<Monitoring and Logging, connectedTo, Microservices Architecture>
+<Monitoring and Logging, performs rollbacks, Infrastructure Provisioning>
+<Monitoring and Logging, provisions infrastructure, Automated Testing>
+<Static Code Analysis, connectedTo, Canary Releases>
diff --git a/test/graphviz/scanned_easy/graphviz_217.dot b/test/graphviz/scanned_easy/graphviz_217.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1b94a1060d876d489df5f2cec11a7331e8f88762
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_217.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=RL
+	N0 [label="Compiler Design" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Scalability Design" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N2 [label="Backend Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N3 [label="Algorithm Design" color="#C0CA33" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N4 [label="Continuous Integration" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N5 [label="Performance Optimization" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N6 [label="Integration Testing" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N7 [label=Documentation color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N8 [label="User Interface Design" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N9 [label="User Experience Design" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N10 [label="Operating System Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N11 [label="Version Control" color="#4DB6AC" fillcolor="#E0F2F1" shape=octagon style=filled]
+	N12 [label="Embedded Systems Development" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#C0CA33" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#C0CA33" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Data Structures Implementation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Database Design" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+		nest0_1 [label="Testing Frameworks" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+		nest0_2 [label="Frontend Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="compiles code" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="manages technical debt" color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="fixes bugs" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="implements security" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [label="interacts with OSs" color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N7 -> S1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [label="conducts code reviews" color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_217.txt b/test/graphviz/scanned_easy/graphviz_217.txt
new file mode 100644
index 0000000000000000000000000000000000000000..24f8d61353f7f9d03b6dd690f7c468dc8c296122
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_217.txt
@@ -0,0 +1,25 @@
+<Algorithm Design, connectedTo, Continuous Integration>
+<Backend Development, manages technical debt, Algorithm Design>
+<Compiler Design, connectedTo, Scalability Design>
+<Continuous Integration, connectedTo, Integration Testing>
+<Continuous Integration, fixes bugs, Performance Optimization>
+<Database Design, compiles code, Testing Frameworks>
+<Database Design, partOf, Database Design>
+<Documentation, conducts code reviews, Operating System Development>
+<Documentation, connectedTo, User Interface Design>
+<Documentation, connectedTo, Version Control>
+<Frontend Development, connectedTo, Integration Testing>
+<Frontend Development, partOf, Frontend Development>
+<Integration Testing, connectedTo, Documentation>
+<Operating System Development, connectedTo, Version Control>
+<Performance Optimization, implements security, Integration Testing>
+<Scalability Design, connectedTo, Backend Development>
+<Scalability Design, connectedTo, Integration Testing>
+<Testing Frameworks, connectedTo, Frontend Development>
+<Testing Frameworks, partOf, Testing Frameworks>
+<User Experience Design, connectedTo, Operating System Development>
+<User Experience Design, connectedTo, Version Control>
+<User Experience Design, interacts with OSs, Embedded Systems Development>
+<User Interface Design, connectedTo, User Experience Design>
+<Version Control, connectedTo, Database Design>
+<Version Control, connectedTo, Embedded Systems Development>
diff --git a/test/graphviz/scanned_easy/graphviz_218.txt b/test/graphviz/scanned_easy/graphviz_218.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0284638fa68e165770e85bf09477a64adf9ee17a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_218.txt
@@ -0,0 +1,24 @@
+<Architecture Planning, connectedTo, Data Structures Implementation>
+<Bug Fixing, connectedTo, Architecture Planning>
+<Bug Fixing, connectedTo, System Testing>
+<Bug Fixing, maintains code, Coding>
+<Bug Fixing, manages databases, Deployment>
+<Cloud_Native Development, connectedTo, Architecture Planning>
+<Cloud_Native Development, connectedTo, Microservices Architecture>
+<Coding, optimizes performance, Unit Testing>
+<Compiler Design, partOf, Compiler Design>
+<Compiler Design, tests systems, Embedded Systems Development>
+<Data Structures Implementation, connectedTo, User Interface Design>
+<Database Design, connectedTo, System Testing>
+<Database Design, writes documentation, Bug Fixing>
+<Deployment, connectedTo, Compiler Design>
+<Deployment, partOf, Deployment>
+<Embedded Systems Development, connectedTo, Mobile Application Development>
+<Embedded Systems Development, partOf, Embedded Systems Development>
+<Microservices Architecture, codes features, Architecture Planning>
+<Mobile Application Development, connectedTo, User Interface Design>
+<Mobile Application Development, partOf, Mobile Application Development>
+<System Testing, connectedTo, Cloud_Native Development>
+<Unit Testing, connectedTo, Architecture Planning>
+<Unit Testing, connectedTo, System Testing>
+<Unit Testing, develops embedded systems, Data Structures Implementation>
diff --git a/test/graphviz/scanned_easy/graphviz_219.txt b/test/graphviz/scanned_easy/graphviz_219.txt
new file mode 100644
index 0000000000000000000000000000000000000000..15af8b6555e6cef6803a0e5746c2077b26711ce2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_219.txt
@@ -0,0 +1,23 @@
+<API Development, connectedTo, Backend Development>
+<API Development, partOf, API Development>
+<Algorithm Design, connectedTo, Operating System Development>
+<Algorithm Design, partOf, Algorithm Design>
+<Architecture Planning, builds desktop apps, Mobile Application Development>
+<Architecture Planning, builds microservices, Database Design>
+<Architecture Planning, integrates modules, System Design>
+<Backend Development, connectedTo, Algorithm Design>
+<Backend Development, partOf, Backend Development>
+<Coding, connectedTo, Mobile Application Development>
+<Database Design, implements CD, User Experience Design>
+<Documentation, connectedTo, API Development>
+<Documentation, partOf, Documentation>
+<Frontend Development, connectedTo, Database Design>
+<Frontend Development, connectedTo, Operating System Development>
+<Game Development, connectedTo, System Design>
+<Integration Testing, connectedTo, Documentation>
+<Integration Testing, tests systems, Coding>
+<Operating System Development, connectedTo, Architecture Planning>
+<Requirements Gathering, connectedTo, Database Design>
+<Requirements Gathering, develops embedded systems, Frontend Development>
+<System Design, uses agile methodologies, Integration Testing>
+<User Experience Design, connectedTo, Game Development>
diff --git a/test/graphviz/scanned_easy/graphviz_22.txt b/test/graphviz/scanned_easy/graphviz_22.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3de732436bde1091c8fe64a31bfd5a99f5faab56
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_22.txt
@@ -0,0 +1,8 @@
+<Antivirus Management, alerts, Security Policy Development>
+<Antivirus Management, filters, IoT Security>
+<Cryptography Implementation, responds, Incident Response>
+<Incident Response, connectedTo, Endpoint Protection>
+<IoT Security, connectedTo, Phishing Simulation>
+<Phishing Simulation, authorizes, Security Policy Development>
+<Security Policy Development, connectedTo, Cryptography Implementation>
+<Threat Intelligence Gathering, connectedTo, Antivirus Management>
diff --git a/test/graphviz/scanned_easy/graphviz_220.txt b/test/graphviz/scanned_easy/graphviz_220.txt
new file mode 100644
index 0000000000000000000000000000000000000000..524c295ffc3faef144e30a7a8cc187f2653a9153
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_220.txt
@@ -0,0 +1,23 @@
+<Actuator Control, connectedTo, Thermal Management>
+<Environmental Testing, connectedTo, Mixed_Signal Design>
+<High_Speed Digital Design, partOf, High_Speed Digital Design>
+<High_Speed Digital Design, troubleshoots issues, Power Integrity Analysis>
+<Low_Power Design, connectedTo, Environmental Testing>
+<Low_Power Design, connectedTo, Schematic Capture>
+<Low_Power Design, protects IPs, Troubleshooting and Debugging>
+<Low_Power Design, supervises assembly, Quality Control>
+<Mixed_Signal Design, connectedTo, Cost Optimization>
+<Power Integrity Analysis, partOf, Power Integrity Analysis>
+<Power Integrity Analysis, tests hardware, Reverse Engineering>
+<Quality Control, designs circuits, Troubleshooting and Debugging>
+<Regulatory Compliance, connectedTo, Low_Power Design>
+<Reliability Testing, connectedTo, High_Speed Digital Design>
+<Reliability Testing, partOf, Reliability Testing>
+<Reverse Engineering, connectedTo, Regulatory Compliance>
+<Reverse Engineering, connectedTo, Test Fixture Design>
+<Schematic Capture, manages cables, Quality Control>
+<Test Fixture Design, connectedTo, Reverse Engineering>
+<Test Fixture Design, integrates sensors, Reliability Testing>
+<Test Fixture Design, partOf, Test Fixture Design>
+<Thermal Management, connectedTo, Reverse Engineering>
+<Troubleshooting and Debugging, connectedTo, Environmental Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_221.dot b/test/graphviz/scanned_easy/graphviz_221.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9502e319a094944f637f7670dc9326955cbe6d6f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_221.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=TD
+	N0 [label="Cost Optimization" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Test Fixture Design" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N2 [label=Prototyping color="#DCE775" fillcolor="#FCFCE7" shape=parallelogram style=filled]
+	N3 [label="Assembly Line Optimization" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N4 [label="Quality Control" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+	N5 [label="Regulatory Compliance" color="#DCE775" fillcolor="#FCFCE7" shape=diamond style=filled]
+	N6 [label="Firmware Development" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N7 [label="Supply Chain Management for Components" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N8 [label="Reliability Testing" color="#A1D7CD" fillcolor="#EDF5F3" shape=oval style=filled]
+	N9 [label="Component Selection" color="#A1D7CD" fillcolor="#EDF5F3" shape=parallelogram style=filled]
+	N10 [label="Enclosure Design" color="#A1D7CD" fillcolor="#EDF5F3" shape=folder style=filled]
+	N11 [label="Thermal Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N12 [label="Environmental Testing" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	S0 [label="" color="#A1D7CD" fillcolor="#EDF5F3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#A1D7CD" fillcolor="#EDF5F3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#DCE775" fillcolor="#FCFCE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Mixed_Signal Design" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Microcontroller Programming" color="#DCE775" fillcolor="#FCFCE7" shape=folder style=filled]
+		nest0_1 [label="Reverse Engineering" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+		nest0_2 [label="Optical Module Design" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label="manages EMC" color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="programs microcontrollers" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="analyzes failures" color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="controls actuators" color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [label="optimizes costs" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label="analyzes thermals" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label="supervises assembly" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_223.dot b/test/graphviz/scanned_easy/graphviz_223.dot
new file mode 100644
index 0000000000000000000000000000000000000000..428ea1522161d5dac9a6443f815259b5198b1b3b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_223.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=TD
+	N0 [label="Offline Mode Development" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N1 [label="Microphone Integration" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N2 [label="Deployment to App Stores" color="#03A9F4" fillcolor="#B3E5FC" shape=diamond style=filled]
+	N3 [label="Widget Development" color="#CFCFCF" fillcolor="#F6F6F6" shape=parallelogram style=filled]
+	N4 [label="User Experience Design" color="#CFCFCF" fillcolor="#F6F6F6" shape=Mdiamond style=filled]
+	N5 [label="Cross_Platform Development" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N6 [label="Subscription Management" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N7 [label="Database Design for Mobile" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N8 [label="Gamification Elements" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N9 [label="Concept Development" color="#FFF9AE" fillcolor="#FFFCE6" shape=hexagon style=filled]
+	N10 [label="User Feedback Collection" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N11 [label="Deep Linking" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	S0 [label="" color="#FFF9AE" fillcolor="#FFFCE6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Cloud Backend for Mobile" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Push Notification Implementation" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_1 [label="Testing and Debugging" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_2 [label="Biometric Authentication" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+		nest0_3 [label="User Interface Design" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="deploys to stores" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="concepts ideas" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="designs widgets" color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [label="conducts tests" color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N11 [label="integrates chat" color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_225.txt b/test/graphviz/scanned_easy/graphviz_225.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4c3de05ebcb24fdd0b3d998b08df9dc4882c682c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_225.txt
@@ -0,0 +1,21 @@
+<Biometric Authentication, integrates chat, User Feedback Collection>
+<Chat Functionality, connectedTo, Updates and Maintenance>
+<Chat Functionality, manages databases, In_App Purchase Integration>
+<Chat Functionality, partOf, Chat Functionality>
+<Database Design for Mobile, connectedTo, Updates and Maintenance>
+<Database Design for Mobile, enables real_time features, In_App Purchase Integration>
+<Deployment to App Stores, connectedTo, Performance Optimization>
+<Deployment to App Stores, manages subscriptions, Chat Functionality>
+<Gamification Elements, connectedTo, Testing and Debugging>
+<Geolocation Services, connectedTo, Chat Functionality>
+<Geolocation Services, uses microphone, Deployment to App Stores>
+<Native App Development, optimizes ASO, Wireframing>
+<Performance Optimization, connectedTo, Database Design for Mobile>
+<Performance Optimization, connectedTo, Native App Development>
+<Prototyping, connectedTo, Wearable Device Integration>
+<Testing and Debugging, connectedTo, Biometric Authentication>
+<Updates and Maintenance, connectedTo, Chat Functionality>
+<Updates and Maintenance, partOf, Updates and Maintenance>
+<User Feedback Collection, connectedTo, Database Design for Mobile>
+<Wearable Device Integration, connectedTo, Gamification Elements>
+<Wireframing, connectedTo, Prototyping>
diff --git a/test/graphviz/scanned_easy/graphviz_226.dot b/test/graphviz/scanned_easy/graphviz_226.dot
new file mode 100644
index 0000000000000000000000000000000000000000..03801c5c75567eac4959020caacab476b8a1a21c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_226.dot
@@ -0,0 +1,35 @@
+digraph {
+	rankdir=TD
+	N0 [label="Audience Engagement" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Trend Monitoring" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N2 [label="Content Strategy" color="#FBC02D" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N3 [label="Brand Voice Development" color="#80DDEA" fillcolor="#D3F7F9" shape=oval style=filled]
+	N4 [label="Follower Growth Monitoring" color="#FBC02D" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N5 [label="Reputation Management" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	S0 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Platform Algorithm Understanding" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Personal Branding on Social Media" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+		nest0_1 [label="Reach and Impressions Tracking" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+		nest0_2 [label="Content Moderation" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+		nest0_3 [label="Crisis Communication Plan" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="drives sales" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="produces reels" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="measures reach" color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="understands algorithms" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [label="schedules posts" color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_226.txt b/test/graphviz/scanned_easy/graphviz_226.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dbbd1851f0646763a9a9d1461cd6f40238863512
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_226.txt
@@ -0,0 +1,18 @@
+<Audience Engagement, connectedTo, Trend Monitoring>
+<Brand Voice Development, connectedTo, Follower Growth Monitoring>
+<Brand Voice Development, connectedTo, Personal Branding on Social Media>
+<Content Moderation, connectedTo, Crisis Communication Plan>
+<Content Moderation, partOf, Content Moderation>
+<Content Strategy, connectedTo, Follower Growth Monitoring>
+<Content Strategy, connectedTo, Reputation Management>
+<Content Strategy, measures reach, Brand Voice Development>
+<Crisis Communication Plan, connectedTo, Follower Growth Monitoring>
+<Crisis Communication Plan, partOf, Crisis Communication Plan>
+<Follower Growth Monitoring, understands algorithms, Reputation Management>
+<Personal Branding on Social Media, connectedTo, Reach and Impressions Tracking>
+<Personal Branding on Social Media, partOf, Personal Branding on Social Media>
+<Reach and Impressions Tracking, drives sales, Content Moderation>
+<Reach and Impressions Tracking, partOf, Reach and Impressions Tracking>
+<Trend Monitoring, connectedTo, Brand Voice Development>
+<Trend Monitoring, produces reels, Content Strategy>
+<Trend Monitoring, schedules posts, Follower Growth Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_227.dot b/test/graphviz/scanned_easy/graphviz_227.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fcf1e409d1b55b57edb134d63284cebc0f1e7694
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_227.dot
@@ -0,0 +1,53 @@
+digraph {
+	rankdir=BT
+	N0 [label="Emerging Platform Exploration" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Hashtag Research" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N2 [label="Reels or Short Video Production" color="#B8C0F5" fillcolor="#ECF0FD" shape=diamond style=filled]
+	N3 [label="Social Media Audits" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N4 [label="Engagement Rate Calculation" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N5 [label="Platform Selection" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N6 [label="Direct Messaging Strategy" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N7 [label="Story Format Content Creation" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N8 [label="Crisis Management" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N9 [label="Link_in_Bio Optimization" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N10 [label="Group Management" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	S0 [label="" color="#FFC107" fillcolor="#FFECB3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFC107" fillcolor="#FFECB3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Polls and Quizzes Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Customer Service on Social Media" color="#FFC107" fillcolor="#FFECB3" shape=plaintext style=filled]
+		nest0_1 [label="Reach and Impressions Tracking" color="#B8C0F5" fillcolor="#ECF0FD" shape=diamond style=filled]
+		nest0_2 [label="Social Listening" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+		nest0_3 [label="Content Strategy" color="#B8C0F5" fillcolor="#ECF0FD" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="manages profiles" color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="creates content" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="monitors trends" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [label="builds personal brands" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [label="performs social listening" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label="runs ads" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_227.txt b/test/graphviz/scanned_easy/graphviz_227.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e2a611d43ed8fab9ba0d5220d3b9fe7ea60bb90d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_227.txt
@@ -0,0 +1,27 @@
+<Content Strategy, connectedTo, Engagement Rate Calculation>
+<Content Strategy, partOf, Content Strategy>
+<Crisis Management, connectedTo, Link_in_Bio Optimization>
+<Customer Service on Social Media, connectedTo, Reach and Impressions Tracking>
+<Customer Service on Social Media, partOf, Customer Service on Social Media>
+<Direct Messaging Strategy, connectedTo, Story Format Content Creation>
+<Emerging Platform Exploration, connectedTo, Crisis Management>
+<Emerging Platform Exploration, connectedTo, Link_in_Bio Optimization>
+<Emerging Platform Exploration, connectedTo, Social Media Audits>
+<Emerging Platform Exploration, connectedTo, Story Format Content Creation>
+<Emerging Platform Exploration, manages profiles, Hashtag Research>
+<Engagement Rate Calculation, connectedTo, Customer Service on Social Media>
+<Engagement Rate Calculation, creates content, Platform Selection>
+<Engagement Rate Calculation, performs social listening, Link_in_Bio Optimization>
+<Hashtag Research, connectedTo, Reels or Short Video Production>
+<Hashtag Research, runs ads, Social Media Audits>
+<Link_in_Bio Optimization, monitors trends, Group Management>
+<Platform Selection, connectedTo, Direct Messaging Strategy>
+<Reach and Impressions Tracking, connectedTo, Social Listening>
+<Reach and Impressions Tracking, partOf, Reach and Impressions Tracking>
+<Reels or Short Video Production, connectedTo, Social Media Audits>
+<Social Listening, connectedTo, Content Strategy>
+<Social Listening, partOf, Social Listening>
+<Social Media Audits, builds personal brands, Crisis Management>
+<Social Media Audits, connectedTo, Engagement Rate Calculation>
+<Social Media Audits, connectedTo, Platform Selection>
+<Story Format Content Creation, connectedTo, Crisis Management>
diff --git a/test/graphviz/scanned_easy/graphviz_228.dot b/test/graphviz/scanned_easy/graphviz_228.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6acc060cdb68f9f98cf8c76a7938ce902133bd54
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_228.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=BT
+	N0 [label="Link_in_Bio Optimization" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Content Creation" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N2 [label="Social Listening" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label="Reels or Short Video Production" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N4 [label="Story Format Content Creation" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N5 [label="Scheduling Posts" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N6 [label=Cross_Promotion color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N7 [label="User_Generated Content Curation" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N8 [label="Hashtag Research" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Follower Growth Monitoring" color="#FFCC7A" fillcolor="#FFF6D9" shape=Mdiamond style=filled]
+	N10 [label="Competitor Analysis" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	S0 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Crisis Communication Plan" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Polls and Quizzes Creation" color="#FBC02D" fillcolor="#FFFDE7" shape=plaintext style=filled]
+		nest0_1 [label="Platform Selection" color="#D3EB9F" fillcolor="#F8FDD3" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [label="supports customers" color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="drives sales" color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="develops crisis plans" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N6 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S0 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [label="measures reach" color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [label="manages campaigns" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_228.txt b/test/graphviz/scanned_easy/graphviz_228.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cf647e59036b2f0b9de5be3e38d3800137867b2a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_228.txt
@@ -0,0 +1,21 @@
+<Content Creation, connectedTo, Polls and Quizzes Creation>
+<Content Creation, connectedTo, Social Listening>
+<Cross_Promotion, connectedTo, Follower Growth Monitoring>
+<Cross_Promotion, connectedTo, Hashtag Research>
+<Cross_Promotion, connectedTo, User_Generated Content Curation>
+<Follower Growth Monitoring, connectedTo, Competitor Analysis>
+<Hashtag Research, connectedTo, Follower Growth Monitoring>
+<Link_in_Bio Optimization, drives sales, Content Creation>
+<Platform Selection, connectedTo, Cross_Promotion>
+<Platform Selection, partOf, Platform Selection>
+<Polls and Quizzes Creation, partOf, Polls and Quizzes Creation>
+<Polls and Quizzes Creation, supports customers, Platform Selection>
+<Reels or Short Video Production, connectedTo, Story Format Content Creation>
+<Reels or Short Video Production, manages campaigns, Follower Growth Monitoring>
+<Scheduling Posts, connectedTo, Cross_Promotion>
+<Scheduling Posts, connectedTo, Follower Growth Monitoring>
+<Social Listening, develops crisis plans, Reels or Short Video Production>
+<Story Format Content Creation, connectedTo, Scheduling Posts>
+<User_Generated Content Curation, connectedTo, Follower Growth Monitoring>
+<User_Generated Content Curation, connectedTo, Hashtag Research>
+<User_Generated Content Curation, measures reach, Competitor Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_23.txt b/test/graphviz/scanned_easy/graphviz_23.txt
new file mode 100644
index 0000000000000000000000000000000000000000..415b569a3a76e3abaf71252cf873fce3e0724706
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_23.txt
@@ -0,0 +1,9 @@
+<Device Pairing, connectedTo, Home Security System Activation>
+<Geofencing Trigger, installs, Sound System Integration>
+<Home Security System Activation, closes, Centralized Hub Configuration>
+<Intercom System, connectedTo, Pet Feeder Automation>
+<Leak Detection, connectedTo, Device Pairing>
+<Pet Feeder Automation, schedules, Remote Control>
+<Remote Control, connectedTo, Geofencing Trigger>
+<Sound System Integration, connectedTo, Leak Detection>
+<Sound System Integration, visualizes, Device Pairing>
diff --git a/test/graphviz/scanned_easy/graphviz_230.dot b/test/graphviz/scanned_easy/graphviz_230.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e80501db89c888a4fd0412362150a525671114c7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_230.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=BT
+	N0 [label="Query Processing" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Google My Business Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+	N2 [label="Google Analytics Integration" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N3 [label="Indexing Content" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N4 [label="Penalties Recovery" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N5 [label="Mobile_First Indexing" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N6 [label="Keyword Research" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N7 [label="News Search" color="#CFCFCF" fillcolor="#F6F6F6" shape=octagon style=filled]
+	N8 [label="Search Console Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N9 [label="Featured Snippets Optimization" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N10 [label="Image Search" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	M0 [label="" color="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Click_Through Rate Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Schema Markup Implementation" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+		nest0_1 [label="Content Quality Assessment" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="uses schema markup" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="builds knowledge graphs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="manages SEM" color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label="manages international SEO" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_230.txt b/test/graphviz/scanned_easy/graphviz_230.txt
new file mode 100644
index 0000000000000000000000000000000000000000..24fcb788ae7879c8fd41596e0bbff833c2e8253a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_230.txt
@@ -0,0 +1,19 @@
+<Content Quality Assessment, connectedTo, Search Console Management>
+<Content Quality Assessment, partOf, Content Quality Assessment>
+<Featured Snippets Optimization, connectedTo, Image Search>
+<Google Analytics Integration, connectedTo, Indexing Content>
+<Google Analytics Integration, connectedTo, Penalties Recovery>
+<Google Analytics Integration, connectedTo, Schema Markup Implementation>
+<Google My Business Management, builds knowledge graphs, Google Analytics Integration>
+<Image Search, connectedTo, Content Quality Assessment>
+<Indexing Content, connectedTo, Penalties Recovery>
+<Keyword Research, connectedTo, News Search>
+<Mobile_First Indexing, manages SEM, Keyword Research>
+<News Search, connectedTo, Search Console Management>
+<Penalties Recovery, connectedTo, Content Quality Assessment>
+<Penalties Recovery, connectedTo, Mobile_First Indexing>
+<Query Processing, manages international SEO, Penalties Recovery>
+<Query Processing, uses schema markup, Google My Business Management>
+<Schema Markup Implementation, connectedTo, Content Quality Assessment>
+<Schema Markup Implementation, partOf, Schema Markup Implementation>
+<Search Console Management, connectedTo, Featured Snippets Optimization>
diff --git a/test/graphviz/scanned_easy/graphviz_231.dot b/test/graphviz/scanned_easy/graphviz_231.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5938125fad5dc5a6abf5173942825baf399a3068
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_231.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=LR
+	N0 [label="Search Console Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="On_Page SEO" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N2 [label="Core Web Vitals Optimization" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N3 [label="Google Analytics Integration" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N4 [label="Schema Markup Implementation" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N5 [label="Google My Business Management" color="#73C6BC" fillcolor="#D0EFEE" shape=oval style=filled]
+	N6 [label="Shopping Search" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="Click_Through Rate Optimization" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N8 [label="Content Quality Assessment" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N9 [label="Featured Snippets Optimization" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N10 [label="Voice Search Optimization" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N11 [label="Video Search" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N12 [label="Semantic Search" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	S0 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Local SEO" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="User Experience for Search" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+		nest0_1 [label="International SEO" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [label="indexes images" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="manages technical SEO" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="designs site architecture" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N12 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [label="indexes content" color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [label="crawls websites" color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="indexes academic papers" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_232.dot b/test/graphviz/scanned_easy/graphviz_232.dot
new file mode 100644
index 0000000000000000000000000000000000000000..be5f50a6400ce41e77090a50ad401c7ac78fdd19
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_232.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=BT
+	N0 [label="Customer Identity and Access Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Adaptive Authentication" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N2 [label="Privileged Access Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N3 [label="Blockchain_based Identity" color="#A1D7CD" fillcolor="#EDF5F3" shape=oval style=filled]
+	N4 [label="Single Sign_On" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N5 [label="Verifiable Credentials" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N6 [label=Non_Repudiation color="#C2B2F0" fillcolor="#EFE6FF" shape=Mdiamond style=filled]
+	N7 [label="Digital Wallets for Identity" color="#C2B2F0" fillcolor="#EFE6FF" shape=folder style=filled]
+	N8 [label="Biometric Authentication" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N9 [label="Identity Proofing" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N10 [label="Fraud Detection in Identity" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N11 [label=De_provisioning color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N12 [label="Consent Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	S1 [label="" color="#A1D7CD" fillcolor="#EDF5F3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Attribute Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Access Governance" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+		nest0_1 [label="Credential Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_2 [label="Identity Lifecycle Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="encrypts data" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [label="implements DIDs" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [label="detects fraud" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_232.txt b/test/graphviz/scanned_easy/graphviz_232.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4833950493601c657b1866122f3058c628d8d49c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_232.txt
@@ -0,0 +1,25 @@
+<Access Governance, connectedTo, Credential Management>
+<Access Governance, partOf, Access Governance>
+<Adaptive Authentication, connectedTo, Privileged Access Management>
+<Biometric Authentication, connectedTo, Identity Proofing>
+<Blockchain_based Identity, connectedTo, Digital Wallets for Identity>
+<Blockchain_based Identity, connectedTo, Single Sign_On>
+<Blockchain_based Identity, connectedTo, Verifiable Credentials>
+<Credential Management, connectedTo, Identity Lifecycle Management>
+<Credential Management, partOf, Credential Management>
+<Customer Identity and Access Management, connectedTo, Adaptive Authentication>
+<Customer Identity and Access Management, connectedTo, Verifiable Credentials>
+<Customer Identity and Access Management, detects fraud, Non_Repudiation>
+<Customer Identity and Access Management, implements DIDs, Verifiable Credentials>
+<De_provisioning, connectedTo, Consent Management>
+<Digital Wallets for Identity, connectedTo, Biometric Authentication>
+<Fraud Detection in Identity, connectedTo, Access Governance>
+<Fraud Detection in Identity, encrypts data, De_provisioning>
+<Identity Lifecycle Management, connectedTo, Biometric Authentication>
+<Identity Lifecycle Management, partOf, Identity Lifecycle Management>
+<Identity Proofing, connectedTo, Fraud Detection in Identity>
+<Non_Repudiation, connectedTo, Digital Wallets for Identity>
+<Privileged Access Management, connectedTo, Blockchain_based Identity>
+<Single Sign_On, connectedTo, Verifiable Credentials>
+<Verifiable Credentials, connectedTo, Digital Wallets for Identity>
+<Verifiable Credentials, connectedTo, Non_Repudiation>
diff --git a/test/graphviz/scanned_easy/graphviz_233.dot b/test/graphviz/scanned_easy/graphviz_233.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2435522ddacaf14e040562746449cb79b094ecbe
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_233.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=BT
+	N0 [label="Adaptive Authentication" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Risk_Based Authentication" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N2 [label="Identity as a Service" color="#9575CD" fillcolor="#EDE7F6" shape=plaintext style=filled]
+	N3 [label="Access Governance" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N4 [label=Authentication color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N5 [label="Consent Management" color="#9575CD" fillcolor="#EDE7F6" shape=oval style=filled]
+	N6 [label="Digital Signatures" color="#A1D7CD" fillcolor="#EDF5F3" shape=plaintext style=filled]
+	N7 [label="Identity Proofing" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	S0 [label="" color="#9575CD" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#9575CD" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#9575CD" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Federated Identity Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Credential Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_1 [label=De_provisioning color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="revokes access" color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="encrypts data" color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label="uses blockchain" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_233.txt b/test/graphviz/scanned_easy/graphviz_233.txt
new file mode 100644
index 0000000000000000000000000000000000000000..422f78a2ebad3f2efb9c8539a31fbe8ffdb903f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_233.txt
@@ -0,0 +1,19 @@
+<Access Governance, connectedTo, Authentication>
+<Adaptive Authentication, connectedTo, Consent Management>
+<Adaptive Authentication, connectedTo, Risk_Based Authentication>
+<Authentication, connectedTo, Consent Management>
+<Consent Management, connectedTo, Digital Signatures>
+<Credential Management, connectedTo, De_provisioning>
+<Credential Management, partOf, Credential Management>
+<De_provisioning, connectedTo, Risk_Based Authentication>
+<De_provisioning, partOf, De_provisioning>
+<Digital Signatures, revokes access, Identity Proofing>
+<Identity as a Service, connectedTo, Access Governance>
+<Identity as a Service, connectedTo, Consent Management>
+<Identity as a Service, connectedTo, Credential Management>
+<Risk_Based Authentication, connectedTo, Access Governance>
+<Risk_Based Authentication, connectedTo, Digital Signatures>
+<Risk_Based Authentication, connectedTo, Identity Proofing>
+<Risk_Based Authentication, connectedTo, Identity as a Service>
+<Risk_Based Authentication, encrypts data, Consent Management>
+<Risk_Based Authentication, uses blockchain, Consent Management>
diff --git a/test/graphviz/scanned_easy/graphviz_234.dot b/test/graphviz/scanned_easy/graphviz_234.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3f7d6eafd257855c90fc18c72a50918e2b535f83
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_234.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=LR
+	N0 [label="Multi_Factor Authentication" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Identity Verification" color="#6EB76D" fillcolor="#E9F7E8" shape=plaintext style=filled]
+	N2 [label="Social Login Integration" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N3 [label="Single Sign_On" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N4 [label="Compliance with Data Protection Regulations" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N5 [label="User Registration" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+	N6 [label="Portable Identities" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N7 [label="Data Encryption for Identity" color="#E91E63" fillcolor="#F8BBD0" shape=octagon style=filled]
+	N8 [label="Privacy Management" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label="Fraud Detection in Identity" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Federated Identity Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Blockchain_based Identity" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+		nest0_1 [label="Digital Wallets for Identity" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+		nest0_2 [label=Non_Repudiation color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest0_3 [label="Attribute Management" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label="minimizes data" color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="governs access" color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="detects fraud" color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="de_provisions users" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="audits access" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N8 [label="ensures non_repudiation" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [label="assesses risks" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_234.txt b/test/graphviz/scanned_easy/graphviz_234.txt
new file mode 100644
index 0000000000000000000000000000000000000000..73a39aeb6be3d7e21cfa8a0a756633479cd7e02c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_234.txt
@@ -0,0 +1,24 @@
+<Attribute Management, ensures non_repudiation, Privacy Management>
+<Attribute Management, partOf, Attribute Management>
+<Blockchain_based Identity, connectedTo, Digital Wallets for Identity>
+<Blockchain_based Identity, partOf, Blockchain_based Identity>
+<Compliance with Data Protection Regulations, connectedTo, Privacy Management>
+<Compliance with Data Protection Regulations, de_provisions users, User Registration>
+<Data Encryption for Identity, audits access, Privacy Management>
+<Digital Wallets for Identity, minimizes data, Non_Repudiation>
+<Digital Wallets for Identity, partOf, Digital Wallets for Identity>
+<Identity Verification, assesses risks, Single Sign_On>
+<Identity Verification, connectedTo, Compliance with Data Protection Regulations>
+<Identity Verification, connectedTo, Portable Identities>
+<Identity Verification, connectedTo, Privacy Management>
+<Identity Verification, connectedTo, Social Login Integration>
+<Multi_Factor Authentication, connectedTo, Identity Verification>
+<Non_Repudiation, governs access, Attribute Management>
+<Non_Repudiation, partOf, Non_Repudiation>
+<Portable Identities, connectedTo, Data Encryption for Identity>
+<Privacy Management, connectedTo, Blockchain_based Identity>
+<Privacy Management, connectedTo, Fraud Detection in Identity>
+<Single Sign_On, detects fraud, Compliance with Data Protection Regulations>
+<Social Login Integration, connectedTo, Single Sign_On>
+<User Registration, connectedTo, Portable Identities>
+<User Registration, connectedTo, Privacy Management>
diff --git a/test/graphviz/scanned_easy/graphviz_235.dot b/test/graphviz/scanned_easy/graphviz_235.dot
new file mode 100644
index 0000000000000000000000000000000000000000..23774a6f6cb5d1241b584ffb293d1543ab93ae92
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_235.dot
@@ -0,0 +1,40 @@
+digraph {
+	rankdir=TD
+	N0 [label="Certification Issuance" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N1 [label="Professional Development Courses" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Virtual Field Trips" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N3 [label="Learning Analytics" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N4 [label="Curriculum Development" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N5 [label="Content Creation" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N6 [label="AI in Online Education" color="#9FA9E1" fillcolor="#D6D9F0" shape=Mdiamond style=filled]
+	N7 [label="Course Evaluation" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	S0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Peer_to_Peer Learning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Personalized Learning Paths" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+		nest0_1 [label="Technical Support for Students" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="ensures accessibility" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="integrates robotics" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [label="administers assessments" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [label="provides feedback" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="analyzes learning data" color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label="personalizes learning" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_235.txt b/test/graphviz/scanned_easy/graphviz_235.txt
new file mode 100644
index 0000000000000000000000000000000000000000..00995351b1403d6ee16897c785fe30f5c902cf3d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_235.txt
@@ -0,0 +1,19 @@
+<AI in Online Education, connectedTo, Course Evaluation>
+<Certification Issuance, connectedTo, Professional Development Courses>
+<Certification Issuance, personalizes learning, Learning Analytics>
+<Content Creation, integrates robotics, AI in Online Education>
+<Curriculum Development, connectedTo, Content Creation>
+<Learning Analytics, connectedTo, Personalized Learning Paths>
+<Learning Analytics, ensures accessibility, Curriculum Development>
+<Personalized Learning Paths, connectedTo, Technical Support for Students>
+<Personalized Learning Paths, partOf, Personalized Learning Paths>
+<Professional Development Courses, analyzes learning data, Learning Analytics>
+<Professional Development Courses, connectedTo, Learning Analytics>
+<Professional Development Courses, connectedTo, Virtual Field Trips>
+<Professional Development Courses, provides feedback, AI in Online Education>
+<Technical Support for Students, connectedTo, AI in Online Education>
+<Technical Support for Students, partOf, Technical Support for Students>
+<Virtual Field Trips, administers assessments, Content Creation>
+<Virtual Field Trips, connectedTo, AI in Online Education>
+<Virtual Field Trips, connectedTo, Course Evaluation>
+<Virtual Field Trips, connectedTo, Learning Analytics>
diff --git a/test/graphviz/scanned_easy/graphviz_236.dot b/test/graphviz/scanned_easy/graphviz_236.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bd090a44f6b415b5f8611a2b7bb7b89a8fb994e8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_236.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=BT
+	N0 [label="Learning Management System Administration" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Personalized Learning Paths" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N2 [label="Accreditation Management" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N3 [label="Blended Learning Models" color="#FFCC80" fillcolor="#FFF0CC" shape=Mdiamond style=filled]
+	N4 [label="Discussion Forum Moderation" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N5 [label="Virtual Field Trips" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N6 [label="AI in Online Education" color="#FF9800" fillcolor="#FFE0B2" shape=plaintext style=filled]
+	N7 [label="Curriculum Development" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N8 [label="Gamification in Education" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N9 [label="Learning Analytics" color="#FF9800" fillcolor="#FFE0B2" shape=octagon style=filled]
+	N10 [label="Asynchronous Learning" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	S0 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFE470" fillcolor="#FFFAE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Peer_to_Peer Learning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Interactive Learning Activities" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+		nest0_1 [label="Virtual Labs and Simulations" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="develops educational apps" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="creates analytics dashboards" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="uses machine learning" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="trains educators" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="integrates AI" color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N5 [label="uses blockchain for credentials" color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label="manages student info" color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label="secures platforms" color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_236.txt b/test/graphviz/scanned_easy/graphviz_236.txt
new file mode 100644
index 0000000000000000000000000000000000000000..057a23cd7686a06936752f239350980adef19512
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_236.txt
@@ -0,0 +1,23 @@
+<AI in Online Education, integrates AI, Curriculum Development>
+<Accreditation Management, connectedTo, AI in Online Education>
+<Accreditation Management, connectedTo, Asynchronous Learning>
+<Accreditation Management, connectedTo, Curriculum Development>
+<Accreditation Management, manages student info, Virtual Field Trips>
+<Accreditation Management, uses machine learning, Blended Learning Models>
+<Blended Learning Models, connectedTo, Discussion Forum Moderation>
+<Curriculum Development, connectedTo, Gamification in Education>
+<Discussion Forum Moderation, connectedTo, Curriculum Development>
+<Discussion Forum Moderation, trains educators, Virtual Field Trips>
+<Gamification in Education, connectedTo, Learning Analytics>
+<Interactive Learning Activities, develops educational apps, Virtual Labs and Simulations>
+<Interactive Learning Activities, partOf, Interactive Learning Activities>
+<Learning Analytics, connectedTo, Asynchronous Learning>
+<Learning Analytics, connectedTo, Interactive Learning Activities>
+<Learning Management System Administration, connectedTo, Blended Learning Models>
+<Learning Management System Administration, creates analytics dashboards, Personalized Learning Paths>
+<Personalized Learning Paths, connectedTo, Accreditation Management>
+<Personalized Learning Paths, secures platforms, Blended Learning Models>
+<Virtual Field Trips, connectedTo, AI in Online Education>
+<Virtual Field Trips, connectedTo, Curriculum Development>
+<Virtual Labs and Simulations, partOf, Virtual Labs and Simulations>
+<Virtual Labs and Simulations, uses blockchain for credentials, Virtual Field Trips>
diff --git a/test/graphviz/scanned_easy/graphviz_237.txt b/test/graphviz/scanned_easy/graphviz_237.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6ae797ab77ce28e9cd3f8bc8308362385c53d044
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_237.txt
@@ -0,0 +1,20 @@
+<AI in Online Education, analyzes learning data, Bootcamp Development>
+<AI in Online Education, connectedTo, Online Tutoring>
+<AI in Online Education, hosts MOOCs, Accessibility Features>
+<AI in Online Education, provides feedback, Test Preparation Courses>
+<Accessibility Features, connectedTo, Online Tutoring>
+<Accessibility Features, connectedTo, Professional Development Courses>
+<Accessibility Features, offers professional development, Digital Badges>
+<Asynchronous Learning, connectedTo, Discussion Forum Moderation>
+<Asynchronous Learning, partOf, Asynchronous Learning>
+<Bootcamp Development, uses AR or VR for learning, Accessibility Features>
+<Certification Issuance, connectedTo, Asynchronous Learning>
+<Certification Issuance, partOf, Certification Issuance>
+<Digital Badges, connectedTo, Professional Development Courses>
+<Discussion Forum Moderation, connectedTo, Digital Badges>
+<Discussion Forum Moderation, partOf, Discussion Forum Moderation>
+<Instructor Training, provides formative assessment, AI in Online Education>
+<Learning Analytics, connectedTo, Instructor Training>
+<Professional Development Courses, connectedTo, Online Tutoring>
+<Test Preparation Courses, connectedTo, Certification Issuance>
+<Test Preparation Courses, partOf, Test Preparation Courses>
diff --git a/test/graphviz/scanned_easy/graphviz_238.dot b/test/graphviz/scanned_easy/graphviz_238.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a43b9bdae38acc2856a3168b9d9224a85006e6cb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_238.dot
@@ -0,0 +1,53 @@
+digraph {
+	rankdir=LR
+	N0 [label="Assessment Creation" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Micro_credential Stacking" color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+	N2 [label="Learner Support" color="#7E57C2" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N3 [label="Course Promotion" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+	N4 [label="Financial Aid for Learners" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N5 [label="Discussion Forum Management" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N6 [label="Instructor_Led Sessions" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N7 [label="Forum Moderation" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N8 [label="Instructor Recruitment for MOOCs" color="#AABEC6" fillcolor="#E0E6E9" shape=folder style=filled]
+	N9 [label="Course Content Development" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	S0 [label="" color="#7E57C2" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AABEC6" fillcolor="#E0E6E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#AABEC6" fillcolor="#E0E6E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#7E57C2" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Employer Recognition" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Peer Grading Implementation" color="#AABEC6" fillcolor="#E0E6E9" shape=parallelogram style=filled]
+		nest0_1 [label="Certificate of Completion Issuance" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+		nest0_2 [label="Global Accessibility Features" color="#A1887F" fillcolor="#EFEBE9" shape=parallelogram style=filled]
+		nest0_3 [label="Course Audit Options" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="complies with regulations" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="supports learners" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="researches impact" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="manages registrations" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label="personalizes learning" color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="integrates videos" color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label="updates content" color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_239.dot b/test/graphviz/scanned_easy/graphviz_239.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d0df79760e1dccd31aa5047ef503550c996d9883
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_239.dot
@@ -0,0 +1,46 @@
+digraph {
+	rankdir=RL
+	N0 [label="Engagement Metrics Tracking" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Learner Analytics" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N2 [label="Mobile Learning Experience" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N3 [label="Completion Rate Optimization" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N4 [label="Gamification for Engagement" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N5 [label="Course Audit Options" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N6 [label="Industry Collaboration for Content" color="#E91E63" fillcolor="#F8BBD0" shape=octagon style=filled]
+	N7 [label="Learner Feedback Analysis" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	S0 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Course Promotion" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Research on MOOC Effectiveness" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest0_1 [label="Subscription Models" color="#E91E63" fillcolor="#F8BBD0" shape=plaintext style=filled]
+		nest0_2 [label="Global Accessibility Features" color="#E91E63" fillcolor="#F8BBD0" shape=parallelogram style=filled]
+		nest0_3 [label="Learner Support" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="issues statements of accomplishment" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="hosts platforms" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="manages registrations" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [label="delivers lectures" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label="supports learners" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="promotes courses" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label="evaluates effectiveness" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	M1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_239.txt b/test/graphviz/scanned_easy/graphviz_239.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9203b3f663b19cc8f9a15747cbd0c088f3668196
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_239.txt
@@ -0,0 +1,25 @@
+<Completion Rate Optimization, connectedTo, Industry Collaboration for Content>
+<Completion Rate Optimization, delivers lectures, Course Audit Options>
+<Completion Rate Optimization, evaluates effectiveness, Course Audit Options>
+<Completion Rate Optimization, hosts platforms, Gamification for Engagement>
+<Completion Rate Optimization, supports learners, Learner Feedback Analysis>
+<Course Audit Options, connectedTo, Industry Collaboration for Content>
+<Engagement Metrics Tracking, connectedTo, Course Audit Options>
+<Engagement Metrics Tracking, connectedTo, Learner Analytics>
+<Engagement Metrics Tracking, connectedTo, Learner Feedback Analysis>
+<Gamification for Engagement, connectedTo, Course Audit Options>
+<Gamification for Engagement, connectedTo, Learner Feedback Analysis>
+<Global Accessibility Features, connectedTo, Learner Support>
+<Global Accessibility Features, partOf, Global Accessibility Features>
+<Industry Collaboration for Content, manages registrations, Learner Feedback Analysis>
+<Learner Analytics, connectedTo, Learner Feedback Analysis>
+<Learner Analytics, issues statements of accomplishment, Mobile Learning Experience>
+<Learner Analytics, promotes courses, Course Audit Options>
+<Learner Support, connectedTo, Gamification for Engagement>
+<Learner Support, partOf, Learner Support>
+<Mobile Learning Experience, connectedTo, Completion Rate Optimization>
+<Mobile Learning Experience, connectedTo, Research on MOOC Effectiveness>
+<Research on MOOC Effectiveness, connectedTo, Subscription Models>
+<Research on MOOC Effectiveness, partOf, Research on MOOC Effectiveness>
+<Subscription Models, connectedTo, Global Accessibility Features>
+<Subscription Models, partOf, Subscription Models>
diff --git a/test/graphviz/scanned_easy/graphviz_24.dot b/test/graphviz/scanned_easy/graphviz_24.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e02c4dd3d79899cc97f019ba1940c9d6fe6c0c20
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_24.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Smart Lighting" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Noise Pollution Monitoring" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N2 [label="Air Quality Index Reporting" color="#FFB74D" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N3 [label="Sustainable Resource Management" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N4 [label="E_governance Services" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N5 [label="Environmental Sensor Network" color="#00BCD4" fillcolor="#E0F7FA" shape=hexagon style=filled]
+	N6 [label="Citizen Engagement Platform" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N7 [label="Waste Management Optimization" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N8 [label="Waste Recycling Program" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N9 [label="Public Health Monitoring" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=secures color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=alerts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=innovates color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=analyzes color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N6 [label=educates color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_24.txt b/test/graphviz/scanned_easy/graphviz_24.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb3d2a19639d4731237463bfee7c8cf14d846006
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_24.txt
@@ -0,0 +1,11 @@
+<Air Quality Index Reporting, connectedTo, Sustainable Resource Management>
+<Citizen Engagement Platform, innovates, Waste Management Optimization>
+<E_governance Services, connectedTo, Environmental Sensor Network>
+<E_governance Services, educates, Citizen Engagement Platform>
+<Environmental Sensor Network, connectedTo, Citizen Engagement Platform>
+<Noise Pollution Monitoring, connectedTo, Environmental Sensor Network>
+<Noise Pollution Monitoring, secures, Air Quality Index Reporting>
+<Smart Lighting, connectedTo, Noise Pollution Monitoring>
+<Sustainable Resource Management, alerts, E_governance Services>
+<Waste Management Optimization, connectedTo, Waste Recycling Program>
+<Waste Recycling Program, analyzes, Public Health Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_240.dot b/test/graphviz/scanned_easy/graphviz_240.dot
new file mode 100644
index 0000000000000000000000000000000000000000..736c70fe1ad2850ff28f4524f6d6b7ce569f2b79
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_240.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=RL
+	N0 [label="Course Promotion" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N1 [label="Verified Track Management" color="#673AB7" fillcolor="#D1C4E9" shape=plaintext style=filled]
+	N2 [label="Research on MOOC Effectiveness" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N3 [label="Employer Recognition" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N4 [label="Translation and Localization" color="#42A5F5" fillcolor="#F1F8FF" shape=folder style=filled]
+	N5 [label="Learner Analytics" color="#FFCC80" fillcolor="#FFF0CC" shape=oval style=filled]
+	N6 [label="Skill_Based Learning Outcomes" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N7 [label="University Partnerships" color="#673AB7" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N8 [label="Course Pilot Testing" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N9 [label="Career Pathway Mapping" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N10 [label="Discussion Forum Management" color="#42A5F5" fillcolor="#F1F8FF" shape=parallelogram style=filled]
+	N11 [label="Assessment Creation" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	S0 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Continuous Course Improvement" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Corporate Training Solutions" color="#673AB7" fillcolor="#D1C4E9" shape=parallelogram style=filled]
+		nest0_1 [label="Platform Selection" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+		nest0_2 [label="Mobile Learning Experience" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+		nest0_3 [label="Micro_credential Stacking" color="#673AB7" fillcolor="#D1C4E9" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="supports diverse learners" color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="hosts platforms" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="provides forums" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="promotes courses" color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="issues statements of accomplishment" color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="innovates pedagogy" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N6 [label="tracks completion" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_240.txt b/test/graphviz/scanned_easy/graphviz_240.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ac47b3174130fb82c8b4cde1242f6033aa0f5088
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_240.txt
@@ -0,0 +1,26 @@
+<Career Pathway Mapping, connectedTo, Corporate Training Solutions>
+<Career Pathway Mapping, innovates pedagogy, Discussion Forum Management>
+<Corporate Training Solutions, connectedTo, Platform Selection>
+<Corporate Training Solutions, partOf, Corporate Training Solutions>
+<Course Pilot Testing, issues statements of accomplishment, Career Pathway Mapping>
+<Course Promotion, connectedTo, Skill_Based Learning Outcomes>
+<Course Promotion, hosts platforms, Verified Track Management>
+<Discussion Forum Management, connectedTo, Assessment Creation>
+<Employer Recognition, connectedTo, Assessment Creation>
+<Employer Recognition, connectedTo, Course Pilot Testing>
+<Employer Recognition, connectedTo, Discussion Forum Management>
+<Employer Recognition, connectedTo, Skill_Based Learning Outcomes>
+<Employer Recognition, connectedTo, Translation and Localization>
+<Learner Analytics, connectedTo, Skill_Based Learning Outcomes>
+<Micro_credential Stacking, partOf, Micro_credential Stacking>
+<Micro_credential Stacking, tracks completion, Skill_Based Learning Outcomes>
+<Mobile Learning Experience, partOf, Mobile Learning Experience>
+<Mobile Learning Experience, supports diverse learners, Micro_credential Stacking>
+<Platform Selection, connectedTo, Mobile Learning Experience>
+<Platform Selection, partOf, Platform Selection>
+<Research on MOOC Effectiveness, connectedTo, Skill_Based Learning Outcomes>
+<Research on MOOC Effectiveness, provides forums, Employer Recognition>
+<Skill_Based Learning Outcomes, connectedTo, University Partnerships>
+<Translation and Localization, connectedTo, Learner Analytics>
+<University Partnerships, promotes courses, Course Pilot Testing>
+<Verified Track Management, connectedTo, Research on MOOC Effectiveness>
diff --git a/test/graphviz/scanned_easy/graphviz_241.dot b/test/graphviz/scanned_easy/graphviz_241.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cfd3592120b3d7a26ebb4dc258edcb9311ec14ba
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_241.dot
@@ -0,0 +1,81 @@
+digraph {
+	rankdir=LR
+	N0 [label="Market Analysis" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="IPO Launch" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N2 [label="Transaction Logging" color="#673AB7" fillcolor="#D1C4E9" shape=oval style=filled]
+	N3 [label="Payment Gateway Integration" color="#FFF176" fillcolor="#FFFDE7" shape=folder style=filled]
+	N4 [label="Tax Preparation" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N5 [label="Income Verification" color="#FFE69C" fillcolor="#FFF9D4" shape=folder style=filled]
+	N6 [label="Fund Disbursement" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N7 [label="Account Verification" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N8 [label="Securities Trading" color="#FFF176" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N9 [label="Loan Processing" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N10 [label="Cryptocurrency Exchange" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N11 [label="Financial Advisory" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N12 [label="Customer Onboarding" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N13 [label="Treasury Management" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	S0 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFE69C" fillcolor="#FFF9D4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Credit Scoring" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Forex Trading" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_1 [label="Transaction Audit" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+		nest0_2 [label="Compliance Review" color="#673AB7" fillcolor="#D1C4E9" shape=octagon style=filled]
+		nest0_3 [label="AML Screening" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Merger and Acquisition" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Debt Collection" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest1_1 [label="Investment Planning" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest1_2 [label="Account Closure" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest1_3 [label="Portfolio Management" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=executes color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=budgets color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label=models color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N12 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [label=checks color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label=evaluates color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N10 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N7 -> M2 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N5 -> M2 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	M2 -> N11 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_243.txt b/test/graphviz/scanned_easy/graphviz_243.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1566af423de8ceeac28fd9b2cfa41e9bc71b39e9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_243.txt
@@ -0,0 +1,50 @@
+<Assembly, connectedTo, Batch Tracking>
+<Assembly, connectedTo, Logistics Planning>
+<Assembly, connectedTo, Serialization>
+<Batch Tracking, connectedTo, Work_in_Progress Monitoring>
+<Bills of Material Generation, repairs, Batch Tracking>
+<Component Sourcing, connectedTo, Machine Calibration>
+<Component Sourcing, partOf, Component Sourcing>
+<Defect Analysis, connectedTo, Tool Path Generation>
+<Design Review, connectedTo, Defect Analysis>
+<Design Review, connectedTo, Quality Control>
+<Design Review, connectedTo, Tool Path Generation>
+<Ergonomics Assessment, cuts, Robotics Integration>
+<Ergonomics Assessment, partOf, Ergonomics Assessment>
+<Inventory Check, connectedTo, Design Review>
+<Inventory Check, connectedTo, Quality Control>
+<Inventory Check, connectedTo, Tool Path Generation>
+<Machine Calibration, connectedTo, Ergonomics Assessment>
+<Machine Calibration, partOf, Machine Calibration>
+<Maintenance, partOf, Maintenance>
+<Maintenance, secures, Design Review>
+<Parts Replacement, connectedTo, Component Sourcing>
+<Parts Replacement, partOf, Parts Replacement>
+<Predictive Maintenance, connectedTo, Assembly>
+<Predictive Maintenance, connectedTo, Production Scheduling>
+<Procurement, partOf, Procurement>
+<Procurement, prototypes, Maintenance>
+<Production Scheduling, connectedTo, Quality Control>
+<Production Scheduling, connectedTo, Welding>
+<Quality Control, paints, Logistics Planning>
+<Robotics Integration, designs, Inventory Check>
+<Robotics Integration, disposes, Parts Replacement>
+<Serialization, connectedTo, Bills of Material Generation>
+<Shipping, connectedTo, Batch Tracking>
+<Shipping, connectedTo, Robotics Integration>
+<Shipping, connectedTo, Tool Path Generation>
+<Shipping, connectedTo, Work_in_Progress Monitoring>
+<Shipping, plans, Quality Control>
+<Supply Chain Synchronization, analyzes, Quality Control>
+<Tool Path Generation, connectedTo, Assembly>
+<Tool Path Generation, connectedTo, Procurement>
+<Welding, connectedTo, Assembly>
+<Welding, connectedTo, Batch Tracking>
+<Welding, connectedTo, Defect Analysis>
+<Welding, connectedTo, Design Review>
+<Welding, connectedTo, Logistics Planning>
+<Welding, connectedTo, Shipping>
+<Welding, connectedTo, Tool Path Generation>
+<Work_in_Progress Monitoring, connectedTo, Supply Chain Synchronization>
+<Yield Optimization, connectedTo, Assembly>
+<Yield Optimization, connectedTo, Predictive Maintenance>
diff --git a/test/graphviz/scanned_easy/graphviz_244.txt b/test/graphviz/scanned_easy/graphviz_244.txt
new file mode 100644
index 0000000000000000000000000000000000000000..df2df3f5cc82663ac84c6ca5e4ab33c60cba33a8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_244.txt
@@ -0,0 +1,31 @@
+<Academic Review, connectedTo, Graduation Approval>
+<Advisory Committee Meeting, connectedTo, Academic Review>
+<Advisory Committee Meeting, connectedTo, Transcript Issuance>
+<Certificate Issuance, connectedTo, Advisory Committee Meeting>
+<Certificate Issuance, connectedTo, Library Registration>
+<Course Material Preparation, connectedTo, Advisory Committee Meeting>
+<Course Material Preparation, connectedTo, Certificate Issuance>
+<Course Material Preparation, connectedTo, Graduation Approval>
+<Course Material Preparation, connectedTo, Library Registration>
+<Digital Resource Management, connectedTo, Disciplinary Action>
+<Digital Resource Management, partOf, Digital Resource Management>
+<Disciplinary Action, connectedTo, Course Material Preparation>
+<Faculty Recruitment, connectedTo, Digital Resource Management>
+<Faculty Recruitment, partOf, Faculty Recruitment>
+<Field Trip Coordination, connectedTo, Advisory Committee Meeting>
+<Field Trip Coordination, connectedTo, Disciplinary Action>
+<Field Trip Coordination, connectedTo, Faculty Recruitment>
+<Graduation Approval, connectedTo, Orientation>
+<Library Registration, connectedTo, Advisory Committee Meeting>
+<Online Learning Platform Management, connectedTo, Result Declaration>
+<Online Learning Platform Management, partOf, Online Learning Platform Management>
+<Parent_Teacher Conference, connectedTo, School Accreditation>
+<Peer Tutoring, connectedTo, Online Learning Platform Management>
+<Peer Tutoring, partOf, Peer Tutoring>
+<Result Declaration, connectedTo, Field Trip Coordination>
+<Result Declaration, partOf, Result Declaration>
+<School Accreditation, connectedTo, Academic Review>
+<School Accreditation, connectedTo, Certificate Issuance>
+<School Accreditation, connectedTo, Field Trip Coordination>
+<Transcript Issuance, connectedTo, Peer Tutoring>
+<Transcript Issuance, partOf, Transcript Issuance>
diff --git a/test/graphviz/scanned_easy/graphviz_245.dot b/test/graphviz/scanned_easy/graphviz_245.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bae171edd77241e74ad224df6b3caafc87ce2e05
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_245.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=BT
+	N0 [label="Cross_selling Recommendation" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N1 [label="User Account Management" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+	N2 [label="Delivery Rescheduling" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N3 [label="Invoice Generation" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N4 [label=Shipment color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N5 [label="Stock Replenishment" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N6 [label="Promotion Application" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N7 [label="Search Engine Optimization" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N8 [label="Wishlist Management" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N9 [label="Warehouse Management" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N10 [label="Up_selling Offer" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N11 [label="Cart Abandonment" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N12 [label="Return Merchandise Authorization" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#66BB6A" fillcolor="#E8F5E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#92C79A" fillcolor="#E8F0EA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label=Payment labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Social Media Integration" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+		nest0_1 [label="Marketing Campaign Launch" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+		nest0_2 [label="Live Chat Support" color="#66BB6A" fillcolor="#E8F5E9" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Customer Review" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Data Analytics Reporting" color="#E91E63" fillcolor="#F8BBD0" shape=parallelogram style=filled]
+		nest1_1 [label="Add to Cart" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+		nest1_2 [label="A or B Testing" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest1_3 [label="Supplier Onboarding" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [label=promotes color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N10 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest1_0 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N11 [label=delivers color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_246.dot b/test/graphviz/scanned_easy/graphviz_246.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3b1efc14e4342910790e5e503f3caed5b4185a80
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_246.dot
@@ -0,0 +1,54 @@
+digraph {
+	rankdir=LR
+	N0 [label="Passenger Boarding Pass Issuance" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Schedule Generation" color="#8C9EFF" fillcolor="#D3D7EB" shape=folder style=filled]
+	N2 [label="Platform Assignment" color="#8C9EFF" fillcolor="#D3D7EB" shape=octagon style=filled]
+	N3 [label="Weather Impact Assessment" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N4 [label="Navigation Update" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N5 [label="Intermodal Transfer" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N6 [label="Air Traffic Control" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	S0 [label="" color="#FFE69C" fillcolor="#FFF9D4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFE69C" fillcolor="#FFF9D4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Passenger Feedback" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Boarding color="#FFE69C" fillcolor="#FFF9D4" shape=hexagon style=filled]
+		nest0_1 [label="Public Transport Ticketing" color="#8C9EFF" fillcolor="#D3D7EB" shape=octagon style=filled]
+		nest0_2 [label="Traffic Monitoring" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest0_3 [label=Fueling color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Parking Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Location Input" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+		nest1_1 [label="Luggage Handling" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+		nest1_2 [label="Accident Reconstruction" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+		nest1_3 [label="Vehicle Tracking" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [label=assesses color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=audits color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N5 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label=reports color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_247.dot b/test/graphviz/scanned_easy/graphviz_247.dot
new file mode 100644
index 0000000000000000000000000000000000000000..97d96b94c4fc1187dec4a26392523d508a9c8564
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_247.dot
@@ -0,0 +1,74 @@
+digraph {
+	rankdir=RL
+	N0 [label="Generator Check" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Consumption Logging" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N2 [label="Energy Market Analysis" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N3 [label="Oil and Gas Exploration" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N4 [label="Load Shedding" color="#F44336" fillcolor="#FFCDD2" shape=parallelogram style=filled]
+	N5 [label="Battery Monitoring" color="#BDBDBD" fillcolor="#F5F5F5" shape=folder style=filled]
+	N6 [label="Solar Panel Installation" color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N7 [label="Fuel Delivery" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N8 [label="Hydropower Generation" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N9 [label="Grid Modernization" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N10 [label="Regulatory Compliance" color="#BDBDBD" fillcolor="#F5F5F5" shape=diamond style=filled]
+	N11 [label="Nuclear Reactor Control" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N12 [label="Smart Metering" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N13 [label="Demand Forecast" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N14 [label="Power Purchase" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	S0 [label="" color="#F44336" fillcolor="#FFCDD2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#A188DB" fillcolor="#DED7F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Geothermal Power" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Energy Infrastructure Planning" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+		nest0_1 [label="Transmission Line Maintenance" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Load Distribution" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Power Plant" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+		nest1_1 [label="Energy Trading" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+		nest1_2 [label="Energy Efficiency Audit" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=audits color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=distributes color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N10 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N10 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S2 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	S2 -> N7 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_247.txt b/test/graphviz/scanned_easy/graphviz_247.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fd83a263128f2f66b3ae8815d9068f0fee294efd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_247.txt
@@ -0,0 +1,40 @@
+<Battery Monitoring, connectedTo, Grid Modernization>
+<Battery Monitoring, distributes, Solar Panel Installation>
+<Consumption Logging, audits, Energy Market Analysis>
+<Consumption Logging, connectedTo, Demand Forecast>
+<Consumption Logging, connectedTo, Regulatory Compliance>
+<Demand Forecast, connectedTo, Power Purchase>
+<Energy Efficiency Audit, connectedTo, Regulatory Compliance>
+<Energy Efficiency Audit, partOf, Energy Efficiency Audit>
+<Energy Infrastructure Planning, connectedTo, Transmission Line Maintenance>
+<Energy Infrastructure Planning, partOf, Energy Infrastructure Planning>
+<Energy Market Analysis, connectedTo, Grid Modernization>
+<Energy Market Analysis, connectedTo, Oil and Gas Exploration>
+<Energy Trading, connectedTo, Energy Efficiency Audit>
+<Energy Trading, partOf, Energy Trading>
+<Fuel Delivery, connectedTo, Hydropower Generation>
+<Fuel Delivery, connectedTo, Power Plant>
+<Generator Check, connectedTo, Consumption Logging>
+<Generator Check, connectedTo, Demand Forecast>
+<Generator Check, connectedTo, Fuel Delivery>
+<Generator Check, connectedTo, Grid Modernization>
+<Generator Check, connectedTo, Oil and Gas Exploration>
+<Grid Modernization, connectedTo, Demand Forecast>
+<Grid Modernization, connectedTo, Energy Infrastructure Planning>
+<Grid Modernization, connectedTo, Nuclear Reactor Control>
+<Grid Modernization, connectedTo, Power Purchase>
+<Grid Modernization, connectedTo, Regulatory Compliance>
+<Grid Modernization, connectedTo, Smart Metering>
+<Hydropower Generation, connectedTo, Grid Modernization>
+<Load Shedding, connectedTo, Battery Monitoring>
+<Nuclear Reactor Control, connectedTo, Smart Metering>
+<Oil and Gas Exploration, connectedTo, Grid Modernization>
+<Oil and Gas Exploration, connectedTo, Load Shedding>
+<Power Plant, connectedTo, Energy Trading>
+<Power Plant, partOf, Power Plant>
+<Regulatory Compliance, connectedTo, Nuclear Reactor Control>
+<Smart Metering, connectedTo, Demand Forecast>
+<Solar Panel Installation, connectedTo, Fuel Delivery>
+<Solar Panel Installation, connectedTo, Grid Modernization>
+<Transmission Line Maintenance, connectedTo, Regulatory Compliance>
+<Transmission Line Maintenance, partOf, Transmission Line Maintenance>
diff --git a/test/graphviz/scanned_easy/graphviz_248.txt b/test/graphviz/scanned_easy/graphviz_248.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e42df832cd0398b98b631439f968ca502198a6eb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_248.txt
@@ -0,0 +1,31 @@
+<Bankruptcy Filing, connectedTo, Legal Consultation>
+<Bankruptcy Filing, connectedTo, Trademark Registration>
+<Case Filing, connectedTo, Witness Testimony>
+<Case Filing, partOf, Case Filing>
+<Child Custody, connectedTo, Corporate Formation>
+<Closing Argument, connectedTo, Case Filing>
+<Closing Argument, connectedTo, Pro Bono Work>
+<Copyright Infringement, connectedTo, Child Custody>
+<Copyright Infringement, connectedTo, Corporate Formation>
+<Copyright Infringement, connectedTo, Witness Testimony>
+<Corporate Formation, connectedTo, Bankruptcy Filing>
+<Cross_Examination, connectedTo, Closing Argument>
+<Cross_Examination, connectedTo, Corporate Formation>
+<Cross_Examination, connectedTo, Legal Aid Assistance>
+<Discovery Process, connectedTo, Evidence Collection>
+<Discovery Process, partOf, Discovery Process>
+<Estate Planning, connectedTo, Immigration Petition>
+<Estate Planning, partOf, Estate Planning>
+<Evidence Collection, connectedTo, Closing Argument>
+<Evidence Collection, connectedTo, Corporate Formation>
+<Immigration Petition, connectedTo, Trademark Registration>
+<Immigration Petition, partOf, Immigration Petition>
+<Legal Aid Assistance, connectedTo, Closing Argument>
+<Legal Aid Assistance, connectedTo, Evidence Collection>
+<Legal Consultation, connectedTo, Estate Planning>
+<Legal Consultation, partOf, Legal Consultation>
+<Pro Bono Work, connectedTo, Copyright Infringement>
+<Pro Bono Work, connectedTo, Corporate Formation>
+<Trademark Registration, executes, Divorce Proceedings>
+<Witness Testimony, connectedTo, Discovery Process>
+<Witness Testimony, partOf, Witness Testimony>
diff --git a/test/graphviz/scanned_easy/graphviz_249.dot b/test/graphviz/scanned_easy/graphviz_249.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dc015e2e4e6e091017ea8bb2ccaca842f45cf504
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_249.dot
@@ -0,0 +1,88 @@
+digraph {
+	rankdir=RL
+	N0 [label="Barcode Scanning" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Cargo Tracking" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N2 [label="Proof of Delivery" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Customs Clearance" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N4 [label="Freight Booking" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="Fleet Maintenance Scheduling" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N6 [label="Air Cargo Handling" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N7 [label="Sorting Center" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N8 [label="Route Optimization Software" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N9 [label="Demand Forecasting Integration" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N10 [label=Deconsolidation color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N11 [label="Warehouse Entry" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+	N12 [label="Global Trade Compliance" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N13 [label="Vehicle Loading" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N14 [label="Customs Declaration" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N15 [label="Cold Chain Management" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N16 [label="Delivery Confirmation" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N17 [label="Yard Management" color="#607D8B" fillcolor="#CFD8DC" shape=folder style=filled]
+	N18 [label="Carrier Selection" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#92C79A" fillcolor="#E8F0EA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#92C79A" fillcolor="#E8F0EA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Hazardous Material Transport" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Last_mile Dispatch" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+		nest0_1 [label="Pallet Stacking" color="#607D8B" fillcolor="#CFD8DC" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Supply Chain Visibility" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Pickup Request" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+		nest1_1 [label="Ocean Freight Management" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+		nest1_2 [label="Container Loading" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N18 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N12 -> nest1_0 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N15 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N9 -> S0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S1 -> N17 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N12 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N16 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N14 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N10 -> M0 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	M0 -> N16 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N13 -> M2 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N11 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M2 -> N17 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_249.txt b/test/graphviz/scanned_easy/graphviz_249.txt
new file mode 100644
index 0000000000000000000000000000000000000000..53278b7581d0d3d0e464f95da55192d3bc45a8ef
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_249.txt
@@ -0,0 +1,45 @@
+<Air Cargo Handling, connectedTo, Sorting Center>
+<Barcode Scanning, connectedTo, Cargo Tracking>
+<Barcode Scanning, connectedTo, Fleet Maintenance Scheduling>
+<Cargo Tracking, connectedTo, Proof of Delivery>
+<Cold Chain Management, connectedTo, Delivery Confirmation>
+<Container Loading, connectedTo, Cold Chain Management>
+<Container Loading, partOf, Container Loading>
+<Customs Clearance, connectedTo, Delivery Confirmation>
+<Customs Clearance, connectedTo, Fleet Maintenance Scheduling>
+<Customs Clearance, connectedTo, Freight Booking>
+<Customs Declaration, connectedTo, Cold Chain Management>
+<Deconsolidation, connectedTo, Delivery Confirmation>
+<Deconsolidation, connectedTo, Warehouse Entry>
+<Delivery Confirmation, connectedTo, Yard Management>
+<Demand Forecasting Integration, connectedTo, Customs Declaration>
+<Demand Forecasting Integration, connectedTo, Deconsolidation>
+<Demand Forecasting Integration, connectedTo, Delivery Confirmation>
+<Demand Forecasting Integration, connectedTo, Global Trade Compliance>
+<Demand Forecasting Integration, connectedTo, Last_mile Dispatch>
+<Demand Forecasting Integration, connectedTo, Warehouse Entry>
+<Demand Forecasting Integration, connectedTo, Yard Management>
+<Fleet Maintenance Scheduling, connectedTo, Air Cargo Handling>
+<Freight Booking, connectedTo, Fleet Maintenance Scheduling>
+<Global Trade Compliance, connectedTo, Cold Chain Management>
+<Global Trade Compliance, connectedTo, Customs Declaration>
+<Global Trade Compliance, connectedTo, Delivery Confirmation>
+<Global Trade Compliance, connectedTo, Pickup Request>
+<Global Trade Compliance, connectedTo, Vehicle Loading>
+<Last_mile Dispatch, connectedTo, Pallet Stacking>
+<Last_mile Dispatch, partOf, Last_mile Dispatch>
+<Ocean Freight Management, connectedTo, Container Loading>
+<Ocean Freight Management, partOf, Ocean Freight Management>
+<Pallet Stacking, connectedTo, Carrier Selection>
+<Pallet Stacking, partOf, Pallet Stacking>
+<Pickup Request, connectedTo, Ocean Freight Management>
+<Pickup Request, partOf, Pickup Request>
+<Proof of Delivery, connectedTo, Customs Clearance>
+<Proof of Delivery, connectedTo, Fleet Maintenance Scheduling>
+<Route Optimization Software, connectedTo, Demand Forecasting Integration>
+<Sorting Center, connectedTo, Route Optimization Software>
+<Vehicle Loading, connectedTo, Customs Declaration>
+<Vehicle Loading, connectedTo, Yard Management>
+<Warehouse Entry, connectedTo, Global Trade Compliance>
+<Warehouse Entry, connectedTo, Yard Management>
+<Yard Management, connectedTo, Carrier Selection>
diff --git a/test/graphviz/scanned_easy/graphviz_25.txt b/test/graphviz/scanned_easy/graphviz_25.txt
new file mode 100644
index 0000000000000000000000000000000000000000..84cffe133254fbf28917546d540af5e95c147a48
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_25.txt
@@ -0,0 +1,13 @@
+<Assay Development, tests, Lab Automation>
+<CRISPR Technology Application, analyzes, Genomic Editing>
+<Clinical Trial Design, connectedTo, Microbial Fermentation>
+<Drug Discovery, secures, Drug Repurposing>
+<Drug Repurposing, simulates, Preclinical Testing>
+<Genomic Editing, produces, Bioreactor Operation>
+<Lab Automation, connectedTo, CRISPR Technology Application>
+<Lab Automation, connectedTo, Clinical Trial Design>
+<Microbial Fermentation, synthesizes, Stem Cell Research>
+<Preclinical Testing, engineers, Clinical Trial Design>
+<Stem Cell Research, connectedTo, Target Identification>
+<Stem Cell Research, processes, Assay Development>
+<Target Identification, connectedTo, Assay Development>
diff --git a/test/graphviz/scanned_easy/graphviz_250.txt b/test/graphviz/scanned_easy/graphviz_250.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c73a184406ca5376dbbe226aa71fc86fa096cc86
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_250.txt
@@ -0,0 +1,41 @@
+<Bandwidth Allocation, connectedTo, Fraudulent Call Blocking>
+<Bandwidth Allocation, partOf, Bandwidth Allocation>
+<Bill Generation, connectedTo, Plan Renewal>
+<Bill Generation, connectedTo, Spectrum Management>
+<Call Recording, connectedTo, Mobile Top_up>
+<Call Recording, connectedTo, Network Security Monitoring>
+<Call Recording, connectedTo, Number Porting>
+<Call Recording, connectedTo, Plan Renewal>
+<Call Recording, connectedTo, Technical Support Escalation>
+<Customer Relationship Management, connectedTo, Fiber Optic Deployment>
+<Fraudulent Call Blocking, connectedTo, Fiber Optic Deployment>
+<Fraudulent Call Blocking, partOf, Fraudulent Call Blocking>
+<Issue Resolution, connectedTo, Roaming Activation>
+<Issue Resolution, partOf, Issue Resolution>
+<Mobile Top_up, connectedTo, Number Porting>
+<Network Activation, connectedTo, Customer Relationship Management>
+<Network Activation, connectedTo, Fiber Optic Deployment>
+<Network Activation, connectedTo, Plan Renewal>
+<Network Activation, connectedTo, Speed Throttling>
+<Network Activation, connectedTo, Technical Support Escalation>
+<Network Security Monitoring, connectedTo, Troubleshooting Guide>
+<Number Porting, connectedTo, Fiber Optic Deployment>
+<Number Porting, connectedTo, Network Activation>
+<Number Porting, connectedTo, Technical Support Escalation>
+<Payment Received, connectedTo, Issue Resolution>
+<Payment Received, partOf, Payment Received>
+<Plan Renewal, connectedTo, Technical Support Escalation>
+<Plan Selection, connectedTo, Payment Received>
+<Plan Selection, partOf, Plan Selection>
+<Plan Suspension, connectedTo, Bandwidth Allocation>
+<Plan Suspension, partOf, Plan Suspension>
+<Roaming Activation, connectedTo, Call Recording>
+<Service Activation Request, connectedTo, Bill Generation>
+<Service Activation Request, connectedTo, Number Porting>
+<Spectrum Management, connectedTo, Plan Renewal>
+<Spectrum Management, connectedTo, Plan Suspension>
+<Spectrum Management, connectedTo, Roaming Activation>
+<Speed Throttling, connectedTo, Plan Selection>
+<Speed Throttling, partOf, Speed Throttling>
+<Technical Support Escalation, connectedTo, Customer Relationship Management>
+<Troubleshooting Guide, connectedTo, Mobile Top_up>
diff --git a/test/graphviz/scanned_easy/graphviz_251.dot b/test/graphviz/scanned_easy/graphviz_251.dot
new file mode 100644
index 0000000000000000000000000000000000000000..395454be0c0688a377b6a6e694a17228562fe843
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_251.dot
@@ -0,0 +1,87 @@
+digraph {
+	rankdir=TD
+	N0 [label="Livestock Feeding" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Farm Machinery Operation" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N2 [label="Automated Milking" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N3 [label="Traceability System" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N4 [label="Grain Drying" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N5 [label="Equipment Repair" color="#6FE1D5" fillcolor="#C9EFEC" shape=folder style=filled]
+	N6 [label="Weather Tracking" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N7 [label="Pest Spraying" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N8 [label="Packaging for Sale" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N9 [label="Farm Maintenance" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N10 [label=Storage color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N11 [label="Animal Health Monitoring" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N12 [label="Forestry Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=folder style=filled]
+	N13 [label="Food Processing" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N14 [label="Yield Prediction" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N15 [label="Seed Sowing" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N16 [label="Market Transportation" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N17 [label="Aquaculture Farming" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	S0 [label="" color="#6EB76D" fillcolor="#E9F7E8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#6FE1D5" fillcolor="#C9EFEC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Greenhouse Control" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Subsidy Application" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+		nest0_1 [label="Supply Chain to Retailers" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+		nest0_2 [label="Soil Nutrient Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+		nest0_3 [label="Disease Detection" color="#6FE1D5" fillcolor="#C9EFEC" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=educates color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Crop Monitoring" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Hydroponic System Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+		nest1_1 [label="Organic Certification" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=innovates color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N15 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest1_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N17 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N6 -> S2 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N5 -> M2 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_252.dot b/test/graphviz/scanned_easy/graphviz_252.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bcdf10b68a252883ad12711f89e9ed77834b2ab5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_252.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=BT
+	N0 [label="Adventure Sports Booking" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N1 [label="Cultural Immersion Program" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N2 [label="Cruise Ship Boarding" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N3 [label="Return Trip" color="#94C0C0" fillcolor="#CADEDE" shape=octagon style=filled]
+	N4 [label="Booking Modification" color="#FF8A65" fillcolor="#FBE9E7" shape=diamond style=filled]
+	N5 [label="Language Translation Service" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+	N6 [label="Restaurant Reservation" color="#94C0C0" fillcolor="#CADEDE" shape=oval style=filled]
+	N7 [label="Tour Guide Assignment" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N8 [label="Spa Appointment" color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+	N9 [label="Group Tour Coordination" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N10 [label="Rental Car Pickup" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N11 [label="Flight Booking" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N12 [label="Activity Booking" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N13 [label="Hotel Check_in" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N14 [label="Currency Exchange" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N15 [label="Itinerary Planning" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	S0 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#00BCD4" fillcolor="#B2EBF2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#00BCD4" fillcolor="#B2EBF2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Loyalty Program Enrollment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Baggage Handling" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+		nest0_1 [label="Travel Blog Creation" color="#94C0C0" fillcolor="#CADEDE" shape=diamond style=filled]
+		nest0_2 [label="Trip Sharing" color="#00BCD4" fillcolor="#B2EBF2" shape=parallelogram style=filled]
+		nest0_3 [label="Feedback Collection" color="#FF8A65" fillcolor="#FBE9E7" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Historical Site Exploration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Duty_Free Shopping" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+		nest1_1 [label="Destination Selection" color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+		nest1_2 [label="Souvenir Shopping" color="#00BCD4" fillcolor="#B2EBF2" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=exchanges color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label=analyzes color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest0_0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N11 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest1_0 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N12 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> M1 [label=guides color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> M1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N14 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_252.txt b/test/graphviz/scanned_easy/graphviz_252.txt
new file mode 100644
index 0000000000000000000000000000000000000000..71823d12da214149da80753bd0e50382a7694d2c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_252.txt
@@ -0,0 +1,39 @@
+<Activity Booking, connectedTo, Hotel Check_in>
+<Adventure Sports Booking, connectedTo, Booking Modification>
+<Adventure Sports Booking, exchanges, Cultural Immersion Program>
+<Baggage Handling, connectedTo, Travel Blog Creation>
+<Baggage Handling, partOf, Baggage Handling>
+<Booking Modification, connectedTo, Duty_Free Shopping>
+<Booking Modification, connectedTo, Language Translation Service>
+<Cruise Ship Boarding, connectedTo, Booking Modification>
+<Cruise Ship Boarding, connectedTo, Itinerary Planning>
+<Cruise Ship Boarding, connectedTo, Restaurant Reservation>
+<Cruise Ship Boarding, connectedTo, Return Trip>
+<Cultural Immersion Program, connectedTo, Booking Modification>
+<Cultural Immersion Program, connectedTo, Cruise Ship Boarding>
+<Currency Exchange, connectedTo, Baggage Handling>
+<Currency Exchange, connectedTo, Itinerary Planning>
+<Destination Selection, connectedTo, Souvenir Shopping>
+<Destination Selection, partOf, Destination Selection>
+<Duty_Free Shopping, connectedTo, Destination Selection>
+<Duty_Free Shopping, partOf, Duty_Free Shopping>
+<Feedback Collection, connectedTo, Flight Booking>
+<Feedback Collection, partOf, Feedback Collection>
+<Flight Booking, connectedTo, Activity Booking>
+<Group Tour Coordination, connectedTo, Rental Car Pickup>
+<Hotel Check_in, analyzes, Currency Exchange>
+<Language Translation Service, connectedTo, Currency Exchange>
+<Language Translation Service, connectedTo, Restaurant Reservation>
+<Rental Car Pickup, connectedTo, Flight Booking>
+<Rental Car Pickup, guides, Currency Exchange>
+<Restaurant Reservation, connectedTo, Tour Guide Assignment>
+<Return Trip, connectedTo, Booking Modification>
+<Souvenir Shopping, connectedTo, Activity Booking>
+<Souvenir Shopping, partOf, Souvenir Shopping>
+<Spa Appointment, connectedTo, Currency Exchange>
+<Spa Appointment, connectedTo, Group Tour Coordination>
+<Tour Guide Assignment, connectedTo, Spa Appointment>
+<Travel Blog Creation, connectedTo, Trip Sharing>
+<Travel Blog Creation, partOf, Travel Blog Creation>
+<Trip Sharing, connectedTo, Feedback Collection>
+<Trip Sharing, partOf, Trip Sharing>
diff --git a/test/graphviz/scanned_easy/graphviz_253.dot b/test/graphviz/scanned_easy/graphviz_253.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0469aa86a2a6ee96b5363a080534fc0ffb99fb2a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_253.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=RL
+	N0 [label="Property Tax Payment" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Investment Property Analysis" color="#03A9F4" fillcolor="#B3E5FC" shape=octagon style=filled]
+	N2 [label="Lease Renewal" color="#7E57C2" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N3 [label="Loan Pre_Approval" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N4 [label="Land Acquisition" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N5 [label="Property Marketing" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N6 [label="Property Insurance" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Price Negotiation" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N8 [label="Agent Assignment" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N9 [label="Site Visit Scheduling" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N10 [label="Brokerage License Renewal" color="#03A9F4" fillcolor="#B3E5FC" shape=hexagon style=filled]
+	N11 [label="Open House Event" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N12 [label="Tax Assessment" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N13 [label="Document Signing" color="#7E57C2" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N14 [label="Closing Meeting" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S1 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#7E57C2" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#7E57C2" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#03A9F4" fillcolor="#B3E5FC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#7E57C2" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Tenant Screening" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Eviction Process" color="#7E57C2" fillcolor="#EDE7F6" shape=Mdiamond style=filled]
+		nest0_1 [label="Home Inspection" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest0_2 [label="Virtual Tour Creation" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=rents color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Escrow Setup" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Mortgage Application Assistance" color="#81C784" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+		nest1_1 [label="Property Valuation" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_2 [label="Commercial Lease Negotiation" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_3 [label="Zoning Compliance" color="#03A9F4" fillcolor="#B3E5FC" shape=Mdiamond style=filled]
+		nest1_0 -> nest1_1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [label=renovates color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=negotiates color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label=secures color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest1_0 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> S2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [label=markets color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S2 -> N10 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label=acquires color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [label=leases color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	M2 -> N6 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_254.txt b/test/graphviz/scanned_easy/graphviz_254.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dd20d31a42e749581db5eb910945d19d4cce60f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_254.txt
@@ -0,0 +1,40 @@
+<Border Security, connectedTo, Court Testimony>
+<Community Outreach, connectedTo, Law Enforcement Database Check>
+<Court Testimony, connectedTo, Public Safety Training>
+<Crime Scene Analysis, connectedTo, Cybersecurity Threat Response>
+<Crowd Management, connectedTo, Crime Scene Analysis>
+<Cybersecurity Threat Response, connectedTo, Hostage Negotiation>
+<Disaster Relief Coordination, connectedTo, Hazard Detection>
+<Emergency Dispatch, connectedTo, Responder Alert>
+<Emergency Dispatch, partOf, Emergency Dispatch>
+<Evacuation Planning, connectedTo, Hazard Detection>
+<Evacuation Planning, partOf, Evacuation Planning>
+<Evidence Collection, connectedTo, Incident Command System Activation>
+<Evidence Collection, connectedTo, Suspect Identification>
+<Hazard Detection, arrests, Cybersecurity Threat Response>
+<Hazard Detection, connectedTo, Resource Allocation>
+<Incident Command System Activation, connectedTo, Emergency Dispatch>
+<Incident Command System Activation, partOf, Incident Command System Activation>
+<Law Enforcement Database Check, connectedTo, Crowd Management>
+<Public Safety Training, connectedTo, Cybersecurity Threat Response>
+<Public Safety Training, connectedTo, Search and Rescue Operations>
+<Public Safety Training, connectedTo, Traffic Control>
+<Rescue Coordination, connectedTo, Cybersecurity Threat Response>
+<Rescue Coordination, connectedTo, Evidence Collection>
+<Resource Allocation, connectedTo, Border Security>
+<Resource Allocation, connectedTo, Hostage Negotiation>
+<Resource Allocation, connectedTo, Shelter Setup>
+<Resource Allocation, connectedTo, Victim Support Services>
+<Responder Alert, equips, Evacuation Planning>
+<Responder Alert, partOf, Responder Alert>
+<SWAT Team Activation, connectedTo, Hostage Negotiation>
+<SWAT Team Activation, partOf, SWAT Team Activation>
+<Search and Rescue Operations, connectedTo, SWAT Team Activation>
+<Search and Rescue Operations, partOf, Search and Rescue Operations>
+<Shelter Setup, connectedTo, Surveillance Review>
+<Surveillance Review, connectedTo, Victim Support Services>
+<Suspect Identification, connectedTo, Disaster Relief Coordination>
+<Traffic Control, connectedTo, Community Outreach>
+<Traffic Control, connectedTo, Hostage Negotiation>
+<Traffic Control, connectedTo, Law Enforcement Database Check>
+<Victim Support Services, connectedTo, Border Security>
diff --git a/test/graphviz/scanned_easy/graphviz_255.dot b/test/graphviz/scanned_easy/graphviz_255.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f17b7d4b28ea205468a739a9a01204b86b409a84
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_255.dot
@@ -0,0 +1,66 @@
+digraph {
+	rankdir=TD
+	N0 [label="Lighting Setup" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Awards Ceremony Production" color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+	N2 [label="Marketing Campaign" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Post_Production Audio Mixing" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N4 [label="Licensing Approval" color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+	N5 [label="Film Distribution" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N6 [label="Red Carpet Event" color="#7E57C2" fillcolor="#D1C4E9" shape=oval style=filled]
+	N7 [label="Editing Process" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N8 [label="Budget Planning" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N9 [label="Sound Engineering" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	S0 [label="" color="#DCE775" fillcolor="#FCFCE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#7E57C2" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#7E57C2" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Actor Rehearsal" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Intellectual Property Protection" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest0_1 [label="Streaming Setup" color="#7E57C2" fillcolor="#D1C4E9" shape=diamond style=filled]
+		nest0_2 [label="Concert Promotion" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+		nest0_3 [label="Film Festival Submission" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Talent Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Sponsorship Acquisition" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+		nest1_1 [label="Footage Review" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest1_2 [label="Live Performance" color="#DCE775" fillcolor="#FCFCE7" shape=folder style=filled]
+		nest1_0 -> nest1_1 [label=monetizes color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=innovates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=auditions color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> S2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S2 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label=schedules color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=licenses color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_255.txt b/test/graphviz/scanned_easy/graphviz_255.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b2db98ef005f52d7e0649a1a05467c7985e238ce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_255.txt
@@ -0,0 +1,37 @@
+<Awards Ceremony Production, connectedTo, Budget Planning>
+<Awards Ceremony Production, connectedTo, Editing Process>
+<Awards Ceremony Production, connectedTo, Licensing Approval>
+<Awards Ceremony Production, connectedTo, Marketing Campaign>
+<Awards Ceremony Production, licenses, Film Distribution>
+<Budget Planning, auditions, Sound Engineering>
+<Budget Planning, connectedTo, Intellectual Property Protection>
+<Concert Promotion, connectedTo, Film Festival Submission>
+<Concert Promotion, partOf, Concert Promotion>
+<Editing Process, connectedTo, Budget Planning>
+<Film Distribution, connectedTo, Editing Process>
+<Film Distribution, connectedTo, Sound Engineering>
+<Film Distribution, connectedTo, Sponsorship Acquisition>
+<Film Distribution, innovates, Red Carpet Event>
+<Film Festival Submission, connectedTo, Film Distribution>
+<Film Festival Submission, partOf, Film Festival Submission>
+<Footage Review, connectedTo, Live Performance>
+<Footage Review, partOf, Footage Review>
+<Intellectual Property Protection, connectedTo, Streaming Setup>
+<Intellectual Property Protection, partOf, Intellectual Property Protection>
+<Licensing Approval, connectedTo, Film Distribution>
+<Licensing Approval, schedules, Editing Process>
+<Lighting Setup, connectedTo, Awards Ceremony Production>
+<Lighting Setup, connectedTo, Editing Process>
+<Lighting Setup, connectedTo, Film Distribution>
+<Live Performance, connectedTo, Marketing Campaign>
+<Live Performance, partOf, Live Performance>
+<Marketing Campaign, connectedTo, Editing Process>
+<Marketing Campaign, connectedTo, Film Distribution>
+<Marketing Campaign, connectedTo, Post_Production Audio Mixing>
+<Post_Production Audio Mixing, connectedTo, Film Distribution>
+<Post_Production Audio Mixing, connectedTo, Licensing Approval>
+<Red Carpet Event, connectedTo, Editing Process>
+<Sponsorship Acquisition, monetizes, Footage Review>
+<Sponsorship Acquisition, partOf, Sponsorship Acquisition>
+<Streaming Setup, connectedTo, Concert Promotion>
+<Streaming Setup, partOf, Streaming Setup>
diff --git a/test/graphviz/scanned_easy/graphviz_256.dot b/test/graphviz/scanned_easy/graphviz_256.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fccb7578ea7e795c0a816946737664870432fb57
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_256.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=BT
+	N0 [label="Coastal Erosion Control" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Sustainability Review" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N2 [label="Ecosystem Restoration" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N3 [label="Policy Advocacy" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N4 [label="Pollution Alert" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N5 [label="Emission Reporting" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label="Regulatory Compliance" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N7 [label="Renewable Energy Grid Integration" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N8 [label="Hazardous Material Handling" color="#FFF176" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N9 [label="Sustainable Agriculture Practices" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N10 [label="Public Awareness Campaign" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N11 [label="Stormwater Management" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N12 [label="Biodiversity Conservation" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N13 [label="Carbon Footprint Calculation" color="#CB9BE1" fillcolor="#F2E6F5" shape=folder style=filled]
+	N14 [label="Climate Modeling" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N15 [label="Ecological Footprint Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N16 [label="Ocean Cleanup" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	S0 [label="" color="#AF56A6" fillcolor="#DDCEDD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#CB9BE1" fillcolor="#F2E6F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CB9BE1" fillcolor="#F2E6F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#CB9BE1" fillcolor="#F2E6F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Landfill Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Wildlife Survey" color="#CB9BE1" fillcolor="#F2E6F5" shape=plaintext style=filled]
+		nest0_1 [label="Waste Collection" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Noise Pollution Measurement" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Soil Testing" color="#FFF176" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+		nest1_1 [label="Reforestation Planning" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=treats color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N14 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N15 -> nest1_0 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N5 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N12 -> S0 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_256.txt b/test/graphviz/scanned_easy/graphviz_256.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2af569de976fc7c274a16b3999bd302f13faaf0a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_256.txt
@@ -0,0 +1,35 @@
+<Biodiversity Conservation, connectedTo, Carbon Footprint Calculation>
+<Biodiversity Conservation, connectedTo, Climate Modeling>
+<Biodiversity Conservation, connectedTo, Ocean Cleanup>
+<Carbon Footprint Calculation, connectedTo, Climate Modeling>
+<Climate Modeling, connectedTo, Ecological Footprint Analysis>
+<Coastal Erosion Control, connectedTo, Policy Advocacy>
+<Coastal Erosion Control, connectedTo, Sustainability Review>
+<Ecological Footprint Analysis, connectedTo, Ocean Cleanup>
+<Ecological Footprint Analysis, connectedTo, Soil Testing>
+<Ecosystem Restoration, connectedTo, Policy Advocacy>
+<Emission Reporting, connectedTo, Biodiversity Conservation>
+<Emission Reporting, connectedTo, Climate Modeling>
+<Emission Reporting, connectedTo, Ocean Cleanup>
+<Emission Reporting, connectedTo, Regulatory Compliance>
+<Hazardous Material Handling, connectedTo, Carbon Footprint Calculation>
+<Hazardous Material Handling, connectedTo, Sustainable Agriculture Practices>
+<Hazardous Material Handling, connectedTo, Wildlife Survey>
+<Policy Advocacy, treats, Pollution Alert>
+<Pollution Alert, connectedTo, Emission Reporting>
+<Public Awareness Campaign, connectedTo, Stormwater Management>
+<Reforestation Planning, connectedTo, Emission Reporting>
+<Reforestation Planning, partOf, Reforestation Planning>
+<Regulatory Compliance, connectedTo, Carbon Footprint Calculation>
+<Regulatory Compliance, connectedTo, Renewable Energy Grid Integration>
+<Renewable Energy Grid Integration, connectedTo, Hazardous Material Handling>
+<Soil Testing, connectedTo, Reforestation Planning>
+<Soil Testing, partOf, Soil Testing>
+<Stormwater Management, connectedTo, Biodiversity Conservation>
+<Sustainability Review, connectedTo, Ecosystem Restoration>
+<Sustainability Review, connectedTo, Policy Advocacy>
+<Sustainable Agriculture Practices, connectedTo, Public Awareness Campaign>
+<Waste Collection, connectedTo, Climate Modeling>
+<Waste Collection, partOf, Waste Collection>
+<Wildlife Survey, connectedTo, Waste Collection>
+<Wildlife Survey, partOf, Wildlife Survey>
diff --git a/test/graphviz/scanned_easy/graphviz_257.dot b/test/graphviz/scanned_easy/graphviz_257.dot
new file mode 100644
index 0000000000000000000000000000000000000000..32b61b974ce67972ae188880842fb1e4a9b8a9ec
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_257.dot
@@ -0,0 +1,81 @@
+digraph {
+	rankdir=LR
+	N0 [label="Public Health Initiative" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Data Publishing" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+	N2 [label="Citizen Feedback" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Open Government Data Initiative" color="#BDBDBD" fillcolor="#F5F5F5" shape=folder style=filled]
+	N4 [label="Permit Application" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+	N5 [label="ID Verification" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N6 [label="International Relations" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N7 [label="Tax Filing" color="#BDBDBD" fillcolor="#F5F5F5" shape=Mdiamond style=filled]
+	N8 [label="Urban Planning" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+	N9 [label="Social Program Review" color="#C2B2F0" fillcolor="#EFE6FF" shape=plaintext style=filled]
+	N10 [label="Education Policy" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N11 [label="Emergency Preparedness" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N12 [label="Infrastructure Planning" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+	N13 [label="Public Records Request" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N14 [label="Legal Advisory" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+	N15 [label="Election Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N16 [label="Veterans Affairs" color="#C2B2F0" fillcolor="#EFE6FF" shape=diamond style=filled]
+	N17 [label="Interdepartmental Approval" color="#C2B2F0" fillcolor="#EFE6FF" shape=octagon style=filled]
+	N18 [label="Business Licensing" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S0 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Passport Issuance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Public Hearing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_1 [label="Legislation Review" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_2 [label="Border Control" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=plans color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Public Consultation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Diplomatic Negotiation" color="#C2B2F0" fillcolor="#EFE6FF" shape=oval style=filled]
+		nest1_1 [label="National Defense" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+		nest1_2 [label="Social Security Administration" color="#E91E63" fillcolor="#FCE4EC" shape=octagon style=filled]
+		nest1_3 [label="Grant Distribution" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=approves color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [label=partners color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest0_0 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N17 -> nest1_0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N18 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N18 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N17 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N10 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N12 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_257.txt b/test/graphviz/scanned_easy/graphviz_257.txt
new file mode 100644
index 0000000000000000000000000000000000000000..15f415daabd752893a22b40e61d9647f6fc45ada
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_257.txt
@@ -0,0 +1,44 @@
+<Border Control, connectedTo, Tax Filing>
+<Border Control, partOf, Border Control>
+<Citizen Feedback, connectedTo, Open Government Data Initiative>
+<Data Publishing, connectedTo, Citizen Feedback>
+<Data Publishing, connectedTo, Infrastructure Planning>
+<Diplomatic Negotiation, connectedTo, National Defense>
+<Diplomatic Negotiation, partOf, Diplomatic Negotiation>
+<Education Policy, connectedTo, Business Licensing>
+<Education Policy, connectedTo, Election Management>
+<Education Policy, connectedTo, Emergency Preparedness>
+<Education Policy, connectedTo, Infrastructure Planning>
+<Education Policy, connectedTo, Interdepartmental Approval>
+<Election Management, connectedTo, Veterans Affairs>
+<Emergency Preparedness, approves, Infrastructure Planning>
+<Grant Distribution, connectedTo, Data Publishing>
+<Grant Distribution, partOf, Grant Distribution>
+<ID Verification, connectedTo, International Relations>
+<Infrastructure Planning, connectedTo, Public Records Request>
+<Interdepartmental Approval, connectedTo, Business Licensing>
+<Interdepartmental Approval, connectedTo, Diplomatic Negotiation>
+<International Relations, connectedTo, Tax Filing>
+<Legal Advisory, connectedTo, Public Hearing>
+<Legal Advisory, partners, Election Management>
+<Legislation Review, partOf, Legislation Review>
+<Legislation Review, plans, Border Control>
+<National Defense, connectedTo, Social Security Administration>
+<National Defense, partOf, National Defense>
+<Open Government Data Initiative, connectedTo, Permit Application>
+<Permit Application, connectedTo, ID Verification>
+<Public Health Initiative, connectedTo, Business Licensing>
+<Public Health Initiative, connectedTo, Data Publishing>
+<Public Health Initiative, connectedTo, Interdepartmental Approval>
+<Public Health Initiative, connectedTo, International Relations>
+<Public Health Initiative, connectedTo, Permit Application>
+<Public Health Initiative, manages, Infrastructure Planning>
+<Public Hearing, connectedTo, Legislation Review>
+<Public Hearing, partOf, Public Hearing>
+<Public Records Request, connectedTo, Legal Advisory>
+<Social Program Review, connectedTo, Education Policy>
+<Social Security Administration, connectedTo, Grant Distribution>
+<Social Security Administration, partOf, Social Security Administration>
+<Tax Filing, connectedTo, Urban Planning>
+<Urban Planning, connectedTo, Social Program Review>
+<Veterans Affairs, connectedTo, Interdepartmental Approval>
diff --git a/test/graphviz/scanned_easy/graphviz_258.dot b/test/graphviz/scanned_easy/graphviz_258.dot
new file mode 100644
index 0000000000000000000000000000000000000000..019381b66a200a4c6f5b8483f4a1a16a4d19a567
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_258.dot
@@ -0,0 +1,81 @@
+digraph {
+	rankdir=RL
+	N0 [label="Return Handling" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Online Order Pickup" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N2 [label="Receipt Issuing" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N3 [label="Complaint Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N4 [label="Security Tagging" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N5 [label="Staff Training" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N6 [label="Loss Prevention" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N7 [label="Visual Merchandising" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N8 [label="Supplier Payment" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N9 [label="Customer Loyalty Analytics" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N10 [label="Order Fulfillment" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N11 [label="Inventory Check" color="#B8C0F5" fillcolor="#ECF0FD" shape=Mdiamond style=filled]
+	N12 [label="Stock Replenishment" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N13 [label="Point of Sale System Update" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N14 [label="E_commerce Platform Integration" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N15 [label="Product Demonstration" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N16 [label="Warehouse Picking" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N17 [label="Shelf Restocking" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N18 [label="Store Layout Design" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N19 [label="Loyalty Program Update" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N20 [label="Supply Chain Optimization" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	S0 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#CD8FF2" fillcolor="#ECCFF5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#CD8FF2" fillcolor="#ECCFF5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CD8FF2" fillcolor="#ECCFF5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Sales Forecasting" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Vendor Managed Inventory" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+		nest0_1 [label="Gift Wrapping" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Daily Report Generation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Customer Engagement" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+		nest1_1 [label="Barcode Scanning" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [label=receives color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label=prices color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N19 -> N20 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N19 -> nest0_0 [label=assists color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N11 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N19 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N18 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [label=discounts color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	S2 -> N19 [label=displays color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N18 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_258.txt b/test/graphviz/scanned_easy/graphviz_258.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3975bf5df725148f80b48b715e50d31fae3ca3e0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_258.txt
@@ -0,0 +1,40 @@
+<Barcode Scanning, connectedTo, Customer Loyalty Analytics>
+<Barcode Scanning, partOf, Barcode Scanning>
+<Complaint Management, connectedTo, Security Tagging>
+<Customer Engagement, partOf, Customer Engagement>
+<Customer Engagement, receives, Barcode Scanning>
+<Customer Loyalty Analytics, connectedTo, Order Fulfillment>
+<E_commerce Platform Integration, connectedTo, Product Demonstration>
+<Gift Wrapping, connectedTo, Inventory Check>
+<Gift Wrapping, partOf, Gift Wrapping>
+<Inventory Check, connectedTo, Stock Replenishment>
+<Loss Prevention, connectedTo, Customer Loyalty Analytics>
+<Loss Prevention, connectedTo, Loyalty Program Update>
+<Loss Prevention, connectedTo, Point of Sale System Update>
+<Loss Prevention, connectedTo, Store Layout Design>
+<Loss Prevention, connectedTo, Supplier Payment>
+<Loss Prevention, connectedTo, Visual Merchandising>
+<Loyalty Program Update, assists, Vendor Managed Inventory>
+<Loyalty Program Update, connectedTo, Supply Chain Optimization>
+<Online Order Pickup, connectedTo, Receipt Issuing>
+<Order Fulfillment, connectedTo, E_commerce Platform Integration>
+<Order Fulfillment, connectedTo, Inventory Check>
+<Order Fulfillment, discounts, Stock Replenishment>
+<Order Fulfillment, displays, Loyalty Program Update>
+<Point of Sale System Update, connectedTo, E_commerce Platform Integration>
+<Product Demonstration, connectedTo, Warehouse Picking>
+<Receipt Issuing, connectedTo, Complaint Management>
+<Return Handling, connectedTo, Online Order Pickup>
+<Return Handling, connectedTo, Store Layout Design>
+<Security Tagging, connectedTo, Customer Engagement>
+<Security Tagging, connectedTo, Staff Training>
+<Shelf Restocking, connectedTo, Store Layout Design>
+<Staff Training, connectedTo, Loss Prevention>
+<Staff Training, connectedTo, Store Layout Design>
+<Stock Replenishment, prices, Point of Sale System Update>
+<Store Layout Design, connectedTo, Loyalty Program Update>
+<Supplier Payment, connectedTo, Customer Loyalty Analytics>
+<Vendor Managed Inventory, connectedTo, Gift Wrapping>
+<Vendor Managed Inventory, partOf, Vendor Managed Inventory>
+<Visual Merchandising, connectedTo, Supplier Payment>
+<Warehouse Picking, connectedTo, Shelf Restocking>
diff --git a/test/graphviz/scanned_easy/graphviz_259.txt b/test/graphviz/scanned_easy/graphviz_259.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d7124e324d8dfca1e5df9dae2cf4d7c851d19e7d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_259.txt
@@ -0,0 +1,36 @@
+<Assembly Line Setup, connectedTo, Safety Inspection>
+<Autonomous Driving Software Development, connectedTo, Fluid Level Check>
+<Autonomous Driving Software Development, connectedTo, Maintenance Scheduling>
+<Customer Relationship Management, connectedTo, Emission Testing>
+<Customer Relationship Management, partOf, Customer Relationship Management>
+<Dealership Sales, connectedTo, Recall Management>
+<Emission Testing, partOf, Emission Testing>
+<Emission Testing, registers, Assembly Line Setup>
+<Global Supply Chain Management, connectedTo, Customer Relationship Management>
+<Global Supply Chain Management, partOf, Global Supply Chain Management>
+<Inventory Tracking, connectedTo, Vehicle Financing>
+<Maintenance Scheduling, connectedTo, Fluid Level Check>
+<Maintenance Scheduling, connectedTo, Inventory Tracking>
+<Maintenance Scheduling, connectedTo, Research and Development>
+<Maintenance Scheduling, connectedTo, Spare Parts Order>
+<Maintenance Scheduling, connectedTo, Vehicle Financing>
+<Recall Management, connectedTo, Assembly Line Setup>
+<Recall Management, connectedTo, Fluid Level Check>
+<Recall Management, connectedTo, Maintenance Scheduling>
+<Recall Management, connectedTo, Safety Inspection>
+<Recall Management, connectedTo, Spare Parts Order>
+<Recall Management, simulates, Autonomous Driving Software Development>
+<Research and Development, connectedTo, Fluid Level Check>
+<Research and Development, connectedTo, Global Supply Chain Management>
+<Research and Development, connectedTo, Inventory Tracking>
+<Research and Development, maintains, Road Testing>
+<Road Testing, connectedTo, Vehicle Connectivity>
+<Road Testing, partOf, Road Testing>
+<Safety Inspection, connectedTo, Autonomous Driving Software Development>
+<Safety Inspection, connectedTo, Maintenance Scheduling>
+<Spare Parts Order, connectedTo, Fluid Level Check>
+<Vehicle Connectivity, advertises, Vehicle Financing>
+<Vehicle Connectivity, partOf, Vehicle Connectivity>
+<Vehicle Financing, connectedTo, Spare Parts Order>
+<Vehicle Registration, cleans, Dealership Sales>
+<Vehicle Registration, connectedTo, Maintenance Scheduling>
diff --git a/test/graphviz/scanned_easy/graphviz_26.txt b/test/graphviz/scanned_easy/graphviz_26.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d6c584c14a89dd0decc2be90fccd065311ee53f9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_26.txt
@@ -0,0 +1,12 @@
+<Active Pharmaceutical Ingredient Production, evaluates, Cold Chain Logistics>
+<Active Pharmaceutical Ingredient Production, trials, Clinical Supply Management>
+<Audit Management, connectedTo, Pharmacovigilance>
+<Batch Release, connectedTo, Distribution>
+<Clinical Supply Management, connectedTo, Post_Marketing Surveillance>
+<Cold Chain Logistics, connectedTo, Post_Approval Commitment Tracking>
+<Compound Synthesis, connectedTo, Audit Management>
+<Distribution, partners, Cold Chain Logistics>
+<Injectable Drug Manufacturing, optimizes, Batch Release>
+<Pharmacovigilance, transports, Active Pharmaceutical Ingredient Production>
+<Post_Approval Commitment Tracking, connectedTo, Supply Chain Management>
+<Post_Marketing Surveillance, advises, Injectable Drug Manufacturing>
diff --git a/test/graphviz/scanned_easy/graphviz_260.dot b/test/graphviz/scanned_easy/graphviz_260.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c29aae070f6296136811efa6898f35f754443a11
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_260.dot
@@ -0,0 +1,64 @@
+digraph {
+	rankdir=TD
+	N0 [label="Re_entry Vehicle Design" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Propulsion Testing" color="#6EB76D" fillcolor="#E9F7E8" shape=folder style=filled]
+	N2 [label="Air Traffic Control Integration" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N3 [label="Launch Execution" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N4 [label="Astronaut Training" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N5 [label="Structural Analysis" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N6 [label="Telemetry Setup" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+	N7 [label="Data Transmission" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N8 [label="Space Debris Tracking" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N9 [label="Hypersonic Flight Testing" color="#AED581" fillcolor="#F0F4C3" shape=diamond style=filled]
+	N10 [label="Rocket Assembly" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N11 [label="Spacecraft Telemetry Analysis" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N12 [label="Aircraft Maintenance Log" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	S0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#6EB76D" fillcolor="#E9F7E8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Fueling Procedure" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Rocket Stage Separation" color="#BDAFA8" fillcolor="#E4E0DF" shape=plaintext style=filled]
+		nest0_1 [label="Runway Inspection" color="#AED581" fillcolor="#F0F4C3" shape=octagon style=filled]
+		nest0_2 [label="Thermal Shield Testing" color="#AED581" fillcolor="#F0F4C3" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Extravehicular Activity Planning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Satellite Data Processing" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+		nest1_1 [label="Airframe Assembly" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+		nest1_2 [label="Aviation Safety Audit" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+		nest1_3 [label="International Space Station Resupply" color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=certifies color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=licenses color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=communicates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_260.txt b/test/graphviz/scanned_easy/graphviz_260.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e3099bb60fc03ba3f60d4026d155a708017a23dd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_260.txt
@@ -0,0 +1,34 @@
+<Air Traffic Control Integration, connectedTo, Aircraft Maintenance Log>
+<Air Traffic Control Integration, connectedTo, Launch Execution>
+<Air Traffic Control Integration, connectedTo, Space Debris Tracking>
+<Airframe Assembly, connectedTo, Aviation Safety Audit>
+<Airframe Assembly, partOf, Airframe Assembly>
+<Astronaut Training, connectedTo, Structural Analysis>
+<Aviation Safety Audit, connectedTo, International Space Station Resupply>
+<Aviation Safety Audit, partOf, Aviation Safety Audit>
+<Data Transmission, connectedTo, Aircraft Maintenance Log>
+<Data Transmission, connectedTo, Rocket Assembly>
+<Data Transmission, connectedTo, Space Debris Tracking>
+<Hypersonic Flight Testing, connectedTo, Rocket Assembly>
+<International Space Station Resupply, connectedTo, Air Traffic Control Integration>
+<International Space Station Resupply, partOf, International Space Station Resupply>
+<Launch Execution, connectedTo, Astronaut Training>
+<Propulsion Testing, connectedTo, Air Traffic Control Integration>
+<Propulsion Testing, connectedTo, Astronaut Training>
+<Propulsion Testing, connectedTo, Rocket Stage Separation>
+<Re_entry Vehicle Design, certifies, Propulsion Testing>
+<Re_entry Vehicle Design, connectedTo, Astronaut Training>
+<Rocket Assembly, connectedTo, Spacecraft Telemetry Analysis>
+<Rocket Stage Separation, connectedTo, Runway Inspection>
+<Rocket Stage Separation, partOf, Rocket Stage Separation>
+<Runway Inspection, connectedTo, Thermal Shield Testing>
+<Runway Inspection, partOf, Runway Inspection>
+<Satellite Data Processing, connectedTo, Airframe Assembly>
+<Satellite Data Processing, partOf, Satellite Data Processing>
+<Space Debris Tracking, communicates, Hypersonic Flight Testing>
+<Spacecraft Telemetry Analysis, connectedTo, Aircraft Maintenance Log>
+<Structural Analysis, connectedTo, Satellite Data Processing>
+<Structural Analysis, connectedTo, Telemetry Setup>
+<Telemetry Setup, licenses, Data Transmission>
+<Thermal Shield Testing, connectedTo, Spacecraft Telemetry Analysis>
+<Thermal Shield Testing, partOf, Thermal Shield Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_261.dot b/test/graphviz/scanned_easy/graphviz_261.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e62a7b780c5cd112e03bb10b8414323073e1b258
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_261.dot
@@ -0,0 +1,62 @@
+digraph {
+	rankdir=TD
+	N0 [label="Compliance Reporting" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N1 [label=Subrogation color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N2 [label="Policy Issuance" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N3 [label="Customer Onboarding" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+	N4 [label="Business Interruption Coverage" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N5 [label="Broker Management" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N6 [label="Third_Party Administrator Liaison" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N7 [label="Annuity Sales" color="#00BCD4" fillcolor="#B2EBF2" shape=plaintext style=filled]
+	N8 [label="Customer Communication" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N9 [label="Claim Adjustment" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	S1 [label="" color="#00BCD4" fillcolor="#B2EBF2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#00BCD4" fillcolor="#B2EBF2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Premium Calculation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Policy Cancellation" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+		nest0_1 [label="Coverage Review" color="#A2D0FF" fillcolor="#E8F0FF" shape=diamond style=filled]
+		nest0_2 [label="Auto Accident Claims" color="#A2D0FF" fillcolor="#E8F0FF" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Market Research" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Claim Submission" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+		nest1_1 [label="Actuarial Analysis" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+		nest1_2 [label="Benefit Payout" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+		nest1_0 -> nest1_1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	M2 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_262.dot b/test/graphviz/scanned_easy/graphviz_262.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aa9870bb17a81bf117950d6a1684c1316feb7dcf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_262.dot
@@ -0,0 +1,80 @@
+digraph {
+	rankdir=TD
+	N0 [label="Identity Management" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N1 [label="Security Awareness Training" color="#9FA9E1" fillcolor="#D6D9F0" shape=plaintext style=filled]
+	N2 [label="Security Audit" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N3 [label="Network Security" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N4 [label="Disaster Recovery Planning" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N5 [label="Physical Security Integration" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N6 [label="Supply Chain Security" color="#FFC107" fillcolor="#FFECB3" shape=folder style=filled]
+	N7 [label="Compliance Monitoring" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N8 [label="Vulnerability Assessment" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N9 [label="Application Security" color="#FFC107" fillcolor="#FFECB3" shape=parallelogram style=filled]
+	N10 [label="Incident Response" color="#FFC107" fillcolor="#FFECB3" shape=hexagon style=filled]
+	N11 [label="Backup and Recovery" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N12 [label="Digital Forensics" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N13 [label="Insider Threat Detection" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N14 [label="Penetration Testing" color="#9FA9E1" fillcolor="#D6D9F0" shape=octagon style=filled]
+	N15 [label="Mobile Security" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N16 [label="Zero Trust Architecture" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	S0 [label="" color="#FFC107" fillcolor="#FFECB3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFC107" fillcolor="#FFECB3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="User Training" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Phishing Simulation" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+		nest0_1 [label="Security Patch Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_2 [label="Data Loss Prevention" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Security Policy Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Malware Analysis" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+		nest1_1 [label="Threat Detection" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N4 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest1_0 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N13 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N15 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N15 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	S2 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N9 -> M0 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N15 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_262.txt b/test/graphviz/scanned_easy/graphviz_262.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0e37d03aa6fba4d209deb59e829f5bf690197292
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_262.txt
@@ -0,0 +1,39 @@
+<Application Security, connectedTo, Incident Response>
+<Application Security, connectedTo, Mobile Security>
+<Backup and Recovery, connectedTo, Digital Forensics>
+<Compliance Monitoring, connectedTo, Vulnerability Assessment>
+<Data Loss Prevention, connectedTo, Disaster Recovery Planning>
+<Data Loss Prevention, partOf, Data Loss Prevention>
+<Digital Forensics, connectedTo, Insider Threat Detection>
+<Disaster Recovery Planning, connectedTo, Physical Security Integration>
+<Identity Management, connectedTo, Disaster Recovery Planning>
+<Identity Management, connectedTo, Security Awareness Training>
+<Incident Response, connectedTo, Backup and Recovery>
+<Insider Threat Detection, connectedTo, Mobile Security>
+<Insider Threat Detection, connectedTo, Penetration Testing>
+<Insider Threat Detection, connectedTo, Zero Trust Architecture>
+<Malware Analysis, connectedTo, Threat Detection>
+<Malware Analysis, partOf, Malware Analysis>
+<Mobile Security, connectedTo, Zero Trust Architecture>
+<Network Security, connectedTo, Digital Forensics>
+<Network Security, connectedTo, Disaster Recovery Planning>
+<Network Security, connectedTo, Insider Threat Detection>
+<Network Security, connectedTo, Mobile Security>
+<Network Security, connectedTo, Phishing Simulation>
+<Network Security, connectedTo, Zero Trust Architecture>
+<Penetration Testing, connectedTo, Malware Analysis>
+<Penetration Testing, connectedTo, Mobile Security>
+<Phishing Simulation, connectedTo, Security Patch Management>
+<Phishing Simulation, partOf, Phishing Simulation>
+<Physical Security Integration, connectedTo, Supply Chain Security>
+<Security Audit, connectedTo, Disaster Recovery Planning>
+<Security Audit, connectedTo, Network Security>
+<Security Awareness Training, connectedTo, Disaster Recovery Planning>
+<Security Awareness Training, connectedTo, Mobile Security>
+<Security Awareness Training, connectedTo, Security Audit>
+<Security Patch Management, connectedTo, Data Loss Prevention>
+<Security Patch Management, partOf, Security Patch Management>
+<Supply Chain Security, connectedTo, Compliance Monitoring>
+<Threat Detection, connectedTo, Security Awareness Training>
+<Threat Detection, partOf, Threat Detection>
+<Vulnerability Assessment, connectedTo, Application Security>
diff --git a/test/graphviz/scanned_easy/graphviz_263.dot b/test/graphviz/scanned_easy/graphviz_263.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bb5fc768e2c6c760ebadb728228af27fc0a7665e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_263.dot
@@ -0,0 +1,78 @@
+digraph {
+	rankdir=RL
+	N0 [label="Window Sensor Monitoring" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Smoke Alarm Integration" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N2 [label="Water Heater Control" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N3 [label="Curtain Automation" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N4 [label="Leak Detection" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N5 [label="Routine Scheduling" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N6 [label="Doorbell Camera Alert" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N7 [label="Power Outage Notification" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+	N8 [label="Smart Appliance Control" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N9 [label="Elderly Care Monitoring" color="#A2D0FF" fillcolor="#E8F0FF" shape=parallelogram style=filled]
+	N10 [label="Remote Control" color="#A2D0FF" fillcolor="#E8F0FF" shape=plaintext style=filled]
+	N11 [label="Home Security System Activation" color="#FFB2A5" fillcolor="#FFDCD6" shape=diamond style=filled]
+	N12 [label="Energy Monitoring" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N13 [label="App Control" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N14 [label="Emergency Service Connection" color="#A2D0FF" fillcolor="#E8F0FF" shape=parallelogram style=filled]
+	N15 [label="Irrigation System Control" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N16 [label="Air Quality Monitoring" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N17 [label="Lighting Automation" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N18 [label="Video Surveillance" color="#FFB2A5" fillcolor="#FFDCD6" shape=folder style=filled]
+	N19 [label="Motion Detection" color="#FF9800" fillcolor="#FFE0B2" shape=folder style=filled]
+	N20 [label="Guest Access Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	S1 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Energy Consumption Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Child Monitoring" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+		nest0_1 [label="Intercom System" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Personalized Comfort Settings" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Firmware Update" color="#A2D0FF" fillcolor="#E8F0FF" shape=diamond style=filled]
+		nest1_1 [label="Geofencing Trigger" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest1_2 [label="Device Pairing" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=cools color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=adjusts color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N19 -> N20 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N1 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N2 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N19 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N18 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N14 -> N3 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N19 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_1 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_263.txt b/test/graphviz/scanned_easy/graphviz_263.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ad63d0bb61290df025e6a52c29b3276768abef99
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_263.txt
@@ -0,0 +1,42 @@
+<Air Quality Monitoring, connectedTo, Lighting Automation>
+<App Control, connectedTo, Emergency Service Connection>
+<Child Monitoring, connectedTo, Intercom System>
+<Child Monitoring, partOf, Child Monitoring>
+<Curtain Automation, connectedTo, Leak Detection>
+<Device Pairing, connectedTo, Water Heater Control>
+<Device Pairing, partOf, Device Pairing>
+<Doorbell Camera Alert, connectedTo, Intercom System>
+<Doorbell Camera Alert, connectedTo, Power Outage Notification>
+<Elderly Care Monitoring, connectedTo, Remote Control>
+<Elderly Care Monitoring, connectedTo, Video Surveillance>
+<Emergency Service Connection, connectedTo, Curtain Automation>
+<Emergency Service Connection, connectedTo, Firmware Update>
+<Emergency Service Connection, connectedTo, Irrigation System Control>
+<Energy Monitoring, connectedTo, App Control>
+<Firmware Update, connectedTo, Geofencing Trigger>
+<Firmware Update, partOf, Firmware Update>
+<Geofencing Trigger, connectedTo, Device Pairing>
+<Geofencing Trigger, partOf, Geofencing Trigger>
+<Home Security System Activation, connectedTo, Energy Monitoring>
+<Intercom System, connectedTo, Smoke Alarm Integration>
+<Intercom System, partOf, Intercom System>
+<Irrigation System Control, connectedTo, Air Quality Monitoring>
+<Leak Detection, connectedTo, Routine Scheduling>
+<Lighting Automation, connectedTo, Video Surveillance>
+<Motion Detection, connectedTo, Guest Access Management>
+<Motion Detection, connectedTo, Water Heater Control>
+<Power Outage Notification, connectedTo, Smart Appliance Control>
+<Remote Control, connectedTo, Home Security System Activation>
+<Routine Scheduling, connectedTo, Doorbell Camera Alert>
+<Routine Scheduling, connectedTo, Emergency Service Connection>
+<Routine Scheduling, connectedTo, Home Security System Activation>
+<Routine Scheduling, connectedTo, Irrigation System Control>
+<Routine Scheduling, connectedTo, Motion Detection>
+<Smart Appliance Control, adjusts, Elderly Care Monitoring>
+<Smart Appliance Control, connectedTo, Child Monitoring>
+<Smoke Alarm Integration, connectedTo, Video Surveillance>
+<Smoke Alarm Integration, connectedTo, Water Heater Control>
+<Video Surveillance, connectedTo, Motion Detection>
+<Water Heater Control, connectedTo, Video Surveillance>
+<Water Heater Control, cools, Curtain Automation>
+<Window Sensor Monitoring, connectedTo, Smoke Alarm Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_264.dot b/test/graphviz/scanned_easy/graphviz_264.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d20c46a10034cc450c7c1a5827999990bf99fc0e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_264.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=RL
+	N0 [label="Smart Grid Security" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Renewable Energy Integration" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N2 [label="Public Transport Tracking" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N3 [label="Public Wi_Fi Deployment" color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N4 [label="Traffic Flow Optimization" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N5 [label="Waste Management Optimization" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N6 [label="Emergency Response System" color="#FFF8A6" fillcolor="#FFFDE0" shape=plaintext style=filled]
+	N7 [label="Public Health Monitoring" color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N8 [label="Citizen Feedback Loop" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N9 [label="Smart Street Furniture" color="#FFF8A6" fillcolor="#FFFDE0" shape=octagon style=filled]
+	N10 [label="Water Management System" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N11 [label="Digital Kiosk Information" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N12 [label="Public Safety Monitoring" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N13 [label="E_governance Services" color="#3F51B5" fillcolor="#C5CAE9" shape=octagon style=filled]
+	N14 [label="Cybersecurity for Infrastructure" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N15 [label="Urban Mobility Solutions" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N16 [label="Intelligent Public Safety Cameras" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N17 [label="Smart Water Meters" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N18 [label="Air Quality Index Reporting" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S0 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#7986CB" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#7986CB" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFF8A6" fillcolor="#FFFDE0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Smart Building Integration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Data Privacy Protection" color="#FFF8A6" fillcolor="#FFFDE0" shape=parallelogram style=filled]
+		nest0_1 [label="Smart Lighting" color="#3F51B5" fillcolor="#C5CAE9" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="City_wide Sensor Network Deployment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Digital Twins of City" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+		nest1_1 [label="Smart Education Initiatives" color="#FFF8A6" fillcolor="#FFFDE0" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N16 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N12 -> nest1_0 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N17 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N12 -> S0 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [label=optimizes color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_264.txt b/test/graphviz/scanned_easy/graphviz_264.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d5ac0527f9aee9e60935c619c7acfd7616b4fd5b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_264.txt
@@ -0,0 +1,37 @@
+<Citizen Feedback Loop, connectedTo, Smart Street Furniture>
+<Cybersecurity for Infrastructure, connectedTo, Urban Mobility Solutions>
+<Data Privacy Protection, connectedTo, Smart Lighting>
+<Data Privacy Protection, partOf, Data Privacy Protection>
+<Digital Kiosk Information, connectedTo, Public Safety Monitoring>
+<Digital Twins of City, connectedTo, Smart Education Initiatives>
+<Digital Twins of City, partOf, Digital Twins of City>
+<E_governance Services, connectedTo, Cybersecurity for Infrastructure>
+<Emergency Response System, connectedTo, Public Health Monitoring>
+<Intelligent Public Safety Cameras, connectedTo, Smart Water Meters>
+<Public Health Monitoring, connectedTo, Citizen Feedback Loop>
+<Public Safety Monitoring, connectedTo, Digital Twins of City>
+<Public Safety Monitoring, connectedTo, E_governance Services>
+<Public Safety Monitoring, connectedTo, Intelligent Public Safety Cameras>
+<Public Safety Monitoring, connectedTo, Smart Water Meters>
+<Public Safety Monitoring, connectedTo, Urban Mobility Solutions>
+<Public Transport Tracking, connectedTo, Public Wi_Fi Deployment>
+<Public Wi_Fi Deployment, connectedTo, Emergency Response System>
+<Public Wi_Fi Deployment, connectedTo, Traffic Flow Optimization>
+<Renewable Energy Integration, connectedTo, Public Transport Tracking>
+<Renewable Energy Integration, connectedTo, Public Wi_Fi Deployment>
+<Smart Education Initiatives, connectedTo, Smart Water Meters>
+<Smart Education Initiatives, partOf, Smart Education Initiatives>
+<Smart Grid Security, connectedTo, Emergency Response System>
+<Smart Grid Security, connectedTo, Public Wi_Fi Deployment>
+<Smart Grid Security, connectedTo, Renewable Energy Integration>
+<Smart Grid Security, optimizes, Public Wi_Fi Deployment>
+<Smart Lighting, connectedTo, Intelligent Public Safety Cameras>
+<Smart Lighting, partOf, Smart Lighting>
+<Smart Street Furniture, connectedTo, Water Management System>
+<Smart Water Meters, connectedTo, Air Quality Index Reporting>
+<Traffic Flow Optimization, connectedTo, Emergency Response System>
+<Traffic Flow Optimization, connectedTo, Waste Management Optimization>
+<Urban Mobility Solutions, connectedTo, Intelligent Public Safety Cameras>
+<Waste Management Optimization, connectedTo, Data Privacy Protection>
+<Waste Management Optimization, connectedTo, Emergency Response System>
+<Water Management System, connectedTo, Digital Kiosk Information>
diff --git a/test/graphviz/scanned_easy/graphviz_265.txt b/test/graphviz/scanned_easy/graphviz_265.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f0a2ab90b3429a8a19d0c53cc2ff4c1749f116e7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_265.txt
@@ -0,0 +1,48 @@
+<Assay Development, connectedTo, Microbial Fermentation>
+<Assay Development, partOf, Assay Development>
+<Bioimaging, analyzes, Ethical Review Board Approval>
+<Bioinformatics Analysis, connectedTo, Preclinical Testing>
+<Bioprocess Optimization, connectedTo, Biosensor Development>
+<Bioreactor Operation, connectedTo, Clinical Data Interpretation>
+<Bioreactor Operation, connectedTo, Preclinical Testing>
+<Bioreactor Operation, optimizes, Bioprocess Optimization>
+<Biosafety Protocol, connectedTo, Nanobiotechnology Application>
+<Biosensor Development, connectedTo, Preclinical Testing>
+<Biosensor Development, educates, Pharmacogenomics>
+<Cell Culture, connectedTo, Monoclonal Antibody Production>
+<Cell Culture, partOf, Cell Culture>
+<Clinical Data Interpretation, connectedTo, Bioprocess Optimization>
+<Clinical Data Interpretation, connectedTo, Biosafety Protocol>
+<Clinical Trial Design, applies, Bioprocess Optimization>
+<Clinical Trial Design, connectedTo, Bioprocess Optimization>
+<Clinical Trial Design, connectedTo, Cell Culture>
+<Clinical Trial Design, connectedTo, Computational Biology Modeling>
+<Clinical Trial Design, connectedTo, Personalized Medicine Formulation>
+<Clinical Trial Design, connectedTo, Pharmacogenomics>
+<Clinical Trial Design, connectedTo, Vaccine Development>
+<Clinical Trial Design, delivers, Vaccine Development>
+<Computational Biology Modeling, simulates, Vaccine Development>
+<Ethical Review Board Approval, connectedTo, Lab Automation>
+<Genomic Editing, connectedTo, Structural Biology>
+<Genomic Editing, partOf, Genomic Editing>
+<Microbial Fermentation, connectedTo, Bioprocess Optimization>
+<Microbial Fermentation, partOf, Microbial Fermentation>
+<Monoclonal Antibody Production, connectedTo, Preclinical Testing>
+<Monoclonal Antibody Production, partOf, Monoclonal Antibody Production>
+<Nanobiotechnology Application, connectedTo, Bioinformatics Analysis>
+<Nanobiotechnology Application, connectedTo, Ethical Review Board Approval>
+<Nanobiotechnology Application, connectedTo, Genomic Editing>
+<Nanobiotechnology Application, connectedTo, Preclinical Testing>
+<Nanobiotechnology Application, models, Bioprocess Optimization>
+<Personalized Medicine Formulation, connectedTo, Bioprocess Optimization>
+<Personalized Medicine Formulation, connectedTo, Bioreactor Operation>
+<Personalized Medicine Formulation, connectedTo, Biosafety Protocol>
+<Personalized Medicine Formulation, connectedTo, Nanobiotechnology Application>
+<Personalized Medicine Formulation, connectedTo, Pharmacogenomics>
+<Pharmacogenomics, connectedTo, Bioinformatics Analysis>
+<Preclinical Testing, connectedTo, Bioimaging>
+<Quality Control, connectedTo, Clinical Trial Design>
+<Quality Control, connectedTo, Vaccine Development>
+<Structural Biology, connectedTo, Assay Development>
+<Structural Biology, partOf, Structural Biology>
+<Vaccine Development, connectedTo, Personalized Medicine Formulation>
diff --git a/test/graphviz/scanned_easy/graphviz_266.txt b/test/graphviz/scanned_easy/graphviz_266.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b176326def220da033dc4b49ddc727624e90f117
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_266.txt
@@ -0,0 +1,46 @@
+<Active Pharmaceutical Ingredient Production, connectedTo, Drug Device Combination>
+<Active Pharmaceutical Ingredient Production, connectedTo, Regulatory Approval>
+<Batch Release, connectedTo, Intellectual Property Litigation>
+<Batch Release, partOf, Batch Release>
+<Biostatistics, connectedTo, Clinical Supply Management>
+<Biostatistics, partOf, Biostatistics>
+<Cleanroom Operations, connectedTo, Batch Release>
+<Cleanroom Operations, partOf, Cleanroom Operations>
+<Clinical Data Management, distributes, Medical Writing>
+<Clinical Supply Management, connectedTo, Good Manufacturing Practices>
+<Clinical Trial Phases, connectedTo, Biostatistics>
+<Clinical Trial Phases, partOf, Clinical Trial Phases>
+<Compound Synthesis, connectedTo, Clinical Trial Phases>
+<Compound Synthesis, connectedTo, Market Access Strategy>
+<Counterfeit Drug Detection, connectedTo, Clinical Data Management>
+<Counterfeit Drug Detection, connectedTo, Market Access Strategy>
+<Counterfeit Drug Detection, connectedTo, Medical Writing>
+<Counterfeit Drug Detection, connectedTo, Patient Adherence Programs>
+<Counterfeit Drug Detection, connectedTo, Preclinical Testing>
+<Drug Device Combination, connectedTo, Clinical Data Management>
+<Drug Research, connectedTo, Counterfeit Drug Detection>
+<Drug Research, connectedTo, Preclinical Testing>
+<Drug Stability Testing, connectedTo, Compound Synthesis>
+<Drug Stability Testing, reports, Manufacturing Scale_up>
+<Global Regulatory Affairs, connectedTo, Pharmacovigilance>
+<Good Manufacturing Practices, connectedTo, Post_Marketing Surveillance>
+<Health Economics Outcomes Research, connectedTo, Drug Device Combination>
+<Health Economics Outcomes Research, consults, Injectable Drug Manufacturing>
+<Injectable Drug Manufacturing, connectedTo, Intellectual Property Litigation>
+<Injectable Drug Manufacturing, connectedTo, Preclinical Testing>
+<Intellectual Property Litigation, connectedTo, Active Pharmaceutical Ingredient Production>
+<Intellectual Property Litigation, connectedTo, Preclinical Testing>
+<Manufacturing Scale_up, connectedTo, Cleanroom Operations>
+<Manufacturing Scale_up, partOf, Manufacturing Scale_up>
+<Medical Writing, connectedTo, Preclinical Testing>
+<Patient Adherence Programs, connectedTo, Clinical Data Management>
+<Patient Adherence Programs, connectedTo, Compound Synthesis>
+<Patient Adherence Programs, connectedTo, Drug Device Combination>
+<Patient Adherence Programs, connectedTo, Market Access Strategy>
+<Patient Adherence Programs, connectedTo, Preclinical Testing>
+<Pharmacovigilance, connectedTo, Drug Research>
+<Post_Approval Commitment Tracking, connectedTo, Clinical Supply Management>
+<Post_Marketing Surveillance, connectedTo, Health Economics Outcomes Research>
+<Preclinical Testing, connectedTo, Drug Stability Testing>
+<Regulatory Approval, connectedTo, Global Regulatory Affairs>
+<Regulatory Approval, connectedTo, Preclinical Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_267.txt b/test/graphviz/scanned_easy/graphviz_267.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9ee51e946db77badd54b42e1b1f6c99584d23cc8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_267.txt
@@ -0,0 +1,43 @@
+<Artificial Intelligence Integration, connectedTo, Medical Robotics>
+<Autonomous Navigation, connectedTo, Calibration>
+<Autonomous Navigation, partOf, Autonomous Navigation>
+<Battery Management, connectedTo, Artificial Intelligence Integration>
+<Battery Management, connectedTo, Drone Control>
+<Battery Management, connectedTo, Force Control>
+<Battery Management, connectedTo, Safety System Implementation>
+<Battery Management, connectedTo, System Integration>
+<Calibration, connectedTo, Path Planning>
+<Calibration, partOf, Calibration>
+<Data Collection, connectedTo, Robot Fleet Management>
+<Drone Control, connectedTo, Industrial Automation>
+<Exploration Robotics, connectedTo, Service Robotics>
+<Exploration Robotics, partOf, Exploration Robotics>
+<Force Control, connectedTo, Software Development>
+<Force Control, connectedTo, System Integration>
+<Human_Robot Interaction, connectedTo, Machine Vision>
+<Human_Robot Interaction, partOf, Human_Robot Interaction>
+<Industrial Automation, connectedTo, Robot Design>
+<Machine Vision, connectedTo, Autonomous Navigation>
+<Machine Vision, connectedTo, Data Collection>
+<Medical Robotics, connectedTo, Sensor Integration>
+<Path Planning, connectedTo, Human_Robot Interaction>
+<Path Planning, partOf, Path Planning>
+<Performance Testing, connectedTo, Force Control>
+<Robot Assembly, connectedTo, Machine Vision>
+<Robot Design, connectedTo, Safety System Implementation>
+<Robot Fleet Management, connectedTo, Battery Management>
+<Robot Fleet Management, connectedTo, System Integration>
+<Robot Programming, connectedTo, Drone Control>
+<Robot Programming, partOf, Robot Programming>
+<Robotics Simulation, connectedTo, Exploration Robotics>
+<Robotics Simulation, partOf, Robotics Simulation>
+<Sensor Integration, connectedTo, Performance Testing>
+<Service Robotics, connectedTo, Robot Programming>
+<Service Robotics, partOf, Service Robotics>
+<Software Development, connectedTo, Safety System Implementation>
+<Software Development, connectedTo, System Integration>
+<System Integration, connectedTo, Drone Control>
+<System Integration, connectedTo, Industrial Automation>
+<System Integration, connectedTo, Robot Design>
+<System Integration, connectedTo, Robotics Simulation>
+<System Integration, connectedTo, Safety System Implementation>
diff --git a/test/graphviz/scanned_easy/graphviz_268.txt b/test/graphviz/scanned_easy/graphviz_268.txt
new file mode 100644
index 0000000000000000000000000000000000000000..086d67f6cab225474fbd5fdd8ebffa244426fed1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_268.txt
@@ -0,0 +1,30 @@
+<Budget Tracking, connectedTo, Site Logistics>
+<Budget Tracking, partOf, Budget Tracking>
+<Change Order Management, connectedTo, Roofing Installation>
+<Change Order Management, partOf, Change Order Management>
+<Concrete Pouring, connectedTo, Roofing Installation>
+<Demolition, connectedTo, Concrete Pouring>
+<Demolition, connectedTo, Electrical Wiring>
+<Demolition, connectedTo, Equipment Mobilization>
+<Drone Surveying, connectedTo, Budget Tracking>
+<Drone Surveying, connectedTo, Project Scheduling>
+<Drone Surveying, connectedTo, Roofing Installation>
+<Drone Surveying, connectedTo, Tunneling>
+<Electrical Wiring, connectedTo, Concrete Pouring>
+<Electrical Wiring, connectedTo, Equipment Mobilization>
+<Electrical Wiring, connectedTo, Safety Inspection>
+<Equipment Mobilization, connectedTo, Drone Surveying>
+<Equipment Mobilization, connectedTo, Project Scheduling>
+<Equipment Mobilization, connectedTo, Roofing Installation>
+<Project Scheduling, connectedTo, Roofing Installation>
+<Project Scheduling, connectedTo, Tunneling>
+<Punch List Completion, connectedTo, Sustainable Building Design>
+<Punch List Completion, partOf, Punch List Completion>
+<Roofing Installation, connectedTo, Robotics in Construction>
+<Safety Inspection, connectedTo, Equipment Mobilization>
+<Safety Inspection, connectedTo, Punch List Completion>
+<Site Logistics, connectedTo, Change Order Management>
+<Site Logistics, partOf, Site Logistics>
+<Sustainable Building Design, connectedTo, Robotics in Construction>
+<Sustainable Building Design, partOf, Sustainable Building Design>
+<Tunneling, connectedTo, Concrete Pouring>
diff --git a/test/graphviz/scanned_easy/graphviz_269.dot b/test/graphviz/scanned_easy/graphviz_269.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4556a640d0947f33364cb97fcd3550a23651e786
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_269.dot
@@ -0,0 +1,86 @@
+digraph {
+	rankdir=RL
+	N0 [label=Distribution color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Content Licensing" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N2 [label="Cross_Platform Syndication" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Talent Management" color="#795548" fillcolor="#D7CCC8" shape=Mdiamond style=filled]
+	N4 [label="Augmented Reality Experiences" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N5 [label="Digital Marketing" color="#795548" fillcolor="#D7CCC8" shape=oval style=filled]
+	N6 [label="Media Consumption Trends Analysis" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N7 [label="Virtual Reality Content Creation" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N8 [label="Audience Segmentation" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N9 [label="Analytics Reporting" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N10 [label="Music Recording" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N11 [label="Live Streaming" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N12 [label="Film Production" color="#795548" fillcolor="#D7CCC8" shape=octagon style=filled]
+	N13 [label="Sound Design" color="#81C784" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N14 [label="Event Organization" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S0 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#795548" fillcolor="#D7CCC8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Brand Partnerships" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Interactive Storytelling" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+		nest0_1 [label=Broadcasting color="#81C784" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+		nest0_2 [label="Content Moderation" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+		nest0_3 [label="Game Streaming" color="#4CAF50" fillcolor="#C8E6C9" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=moderates color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Podcast Production" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Journalism color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+		nest1_1 [label=Publishing color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
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+	N1 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N7 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_269.txt b/test/graphviz/scanned_easy/graphviz_269.txt
new file mode 100644
index 0000000000000000000000000000000000000000..460dfc412e6af57fc180faa6582c51c321d5b74c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_269.txt
@@ -0,0 +1,46 @@
+<Analytics Reporting, connectedTo, Music Recording>
+<Audience Segmentation, connectedTo, Analytics Reporting>
+<Audience Segmentation, connectedTo, Event Organization>
+<Audience Segmentation, connectedTo, Film Production>
+<Audience Segmentation, connectedTo, Journalism>
+<Audience Segmentation, connectedTo, Music Recording>
+<Audience Segmentation, connectedTo, Sound Design>
+<Augmented Reality Experiences, connectedTo, Analytics Reporting>
+<Augmented Reality Experiences, connectedTo, Digital Marketing>
+<Augmented Reality Experiences, connectedTo, Music Recording>
+<Broadcasting, moderates, Content Moderation>
+<Broadcasting, partOf, Broadcasting>
+<Content Licensing, connectedTo, Analytics Reporting>
+<Content Licensing, connectedTo, Augmented Reality Experiences>
+<Content Licensing, connectedTo, Cross_Platform Syndication>
+<Content Licensing, connectedTo, Film Production>
+<Content Licensing, connectedTo, Music Recording>
+<Content Licensing, connectedTo, Sound Design>
+<Content Licensing, connectedTo, Virtual Reality Content Creation>
+<Content Moderation, connectedTo, Game Streaming>
+<Content Moderation, partOf, Content Moderation>
+<Cross_Platform Syndication, connectedTo, Augmented Reality Experiences>
+<Cross_Platform Syndication, connectedTo, Talent Management>
+<Digital Marketing, connectedTo, Media Consumption Trends Analysis>
+<Digital Marketing, connectedTo, Music Recording>
+<Distribution, connectedTo, Content Licensing>
+<Film Production, connectedTo, Sound Design>
+<Game Streaming, partOf, Game Streaming>
+<Game Streaming, protects, Music Recording>
+<Interactive Storytelling, connectedTo, Broadcasting>
+<Interactive Storytelling, partOf, Interactive Storytelling>
+<Journalism, connectedTo, Publishing>
+<Journalism, partOf, Journalism>
+<Live Streaming, connectedTo, Film Production>
+<Media Consumption Trends Analysis, connectedTo, Film Production>
+<Media Consumption Trends Analysis, connectedTo, Music Recording>
+<Media Consumption Trends Analysis, connectedTo, Sound Design>
+<Media Consumption Trends Analysis, connectedTo, Virtual Reality Content Creation>
+<Music Recording, connectedTo, Live Streaming>
+<Publishing, connectedTo, Analytics Reporting>
+<Publishing, partOf, Publishing>
+<Sound Design, connectedTo, Event Organization>
+<Sound Design, connectedTo, Interactive Storytelling>
+<Talent Management, connectedTo, Augmented Reality Experiences>
+<Virtual Reality Content Creation, connectedTo, Analytics Reporting>
+<Virtual Reality Content Creation, connectedTo, Audience Segmentation>
diff --git a/test/graphviz/scanned_easy/graphviz_27.dot b/test/graphviz/scanned_easy/graphviz_27.dot
new file mode 100644
index 0000000000000000000000000000000000000000..77fe1a350451e27c74cb64f871a1ea8c43c050e3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_27.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Underwater Robotics" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N1 [label="Performance Testing" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N2 [label="Ethical Robotics Development" color="#90A4AE" fillcolor="#ECEFF1" shape=plaintext style=filled]
+	N3 [label="Medical Robotics" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N4 [label="System Integration" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N5 [label="Robotics Simulation" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N6 [label="Field Deployment" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N7 [label="Safety System Implementation" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N8 [label="Human_Robot Interaction" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N9 [label="Data Collection" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N10 [label="Sensor Integration" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N0 -> N1 [label=assembles color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=simulates color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=maintains color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=senses color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=actuates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=welds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=automates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N6 [label=communicates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_27.txt b/test/graphviz/scanned_easy/graphviz_27.txt
new file mode 100644
index 0000000000000000000000000000000000000000..141376a6412bf7f5b4fce03d82eada8242135459
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_27.txt
@@ -0,0 +1,12 @@
+<Data Collection, automates, Sensor Integration>
+<Ethical Robotics Development, simulates, Medical Robotics>
+<Field Deployment, actuates, Safety System Implementation>
+<Human_Robot Interaction, welds, Data Collection>
+<Medical Robotics, maintains, System Integration>
+<Performance Testing, connectedTo, Ethical Robotics Development>
+<Robotics Simulation, connectedTo, Field Deployment>
+<Safety System Implementation, connectedTo, Human_Robot Interaction>
+<Sensor Integration, communicates, Field Deployment>
+<System Integration, senses, Robotics Simulation>
+<Underwater Robotics, assembles, Performance Testing>
+<Underwater Robotics, connectedTo, Ethical Robotics Development>
diff --git a/test/graphviz/scanned_easy/graphviz_270.dot b/test/graphviz/scanned_easy/graphviz_270.dot
new file mode 100644
index 0000000000000000000000000000000000000000..32e7d1c308855262430c5df84b8a7eab54b65848
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_270.dot
@@ -0,0 +1,65 @@
+digraph {
+	rankdir=TD
+	N0 [label=Baking color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Menu Planning" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N2 [label="Food Safety Inspection" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N3 [label="Recipe Development" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N4 [label=Brewing color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Catering Operations" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N6 [label="Restaurant Management" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Sensory Evaluation" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N8 [label="Customer Order Taking" color="#7E57C2" fillcolor="#D1C4E9" shape=folder style=filled]
+	N9 [label="Waste Reduction" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N10 [label="Service Delivery" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N11 [label="Supplier Management" color="#7E57C2" fillcolor="#D1C4E9" shape=parallelogram style=filled]
+	N12 [label="Allergen Management" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N13 [label="Kitchen Hygiene" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S0 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#7E57C2" fillcolor="#D1C4E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Food Preservation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sustainable Sourcing" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_1 [label="New Product Launch" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label=distributes color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Ingredient Traceability" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Regulatory Compliance" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+		nest1_1 [label="Food Waste Management System" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+		nest1_2 [label="Restaurant Reservation System" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=brands color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N12 -> nest1_0 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N7 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_270.txt b/test/graphviz/scanned_easy/graphviz_270.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8d808b03b5b305bc300bf82a9c7fbc7a4e847643
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_270.txt
@@ -0,0 +1,34 @@
+<Allergen Management, connectedTo, Kitchen Hygiene>
+<Allergen Management, connectedTo, Regulatory Compliance>
+<Baking, connectedTo, Menu Planning>
+<Baking, connectedTo, Waste Reduction>
+<Brewing, connectedTo, Allergen Management>
+<Brewing, connectedTo, Catering Operations>
+<Brewing, connectedTo, Sensory Evaluation>
+<Brewing, connectedTo, Service Delivery>
+<Brewing, connectedTo, Supplier Management>
+<Catering Operations, connectedTo, Restaurant Management>
+<Catering Operations, connectedTo, Waste Reduction>
+<Customer Order Taking, connectedTo, Sustainable Sourcing>
+<Customer Order Taking, connectedTo, Waste Reduction>
+<Food Safety Inspection, connectedTo, Allergen Management>
+<Food Safety Inspection, connectedTo, Customer Order Taking>
+<Food Safety Inspection, connectedTo, Recipe Development>
+<Food Waste Management System, connectedTo, Restaurant Reservation System>
+<Food Waste Management System, partOf, Food Waste Management System>
+<Menu Planning, connectedTo, Food Safety Inspection>
+<New Product Launch, connectedTo, Brewing>
+<New Product Launch, partOf, New Product Launch>
+<Recipe Development, brands, Brewing>
+<Recipe Development, connectedTo, Waste Reduction>
+<Regulatory Compliance, connectedTo, Food Waste Management System>
+<Regulatory Compliance, partOf, Regulatory Compliance>
+<Restaurant Management, connectedTo, Sensory Evaluation>
+<Restaurant Reservation System, connectedTo, Sensory Evaluation>
+<Restaurant Reservation System, partOf, Restaurant Reservation System>
+<Sensory Evaluation, connectedTo, Customer Order Taking>
+<Service Delivery, connectedTo, Supplier Management>
+<Supplier Management, connectedTo, Allergen Management>
+<Sustainable Sourcing, distributes, New Product Launch>
+<Sustainable Sourcing, partOf, Sustainable Sourcing>
+<Waste Reduction, connectedTo, Service Delivery>
diff --git a/test/graphviz/scanned_easy/graphviz_272.txt b/test/graphviz/scanned_easy/graphviz_272.txt
new file mode 100644
index 0000000000000000000000000000000000000000..abd494666405d8b0b8313250f3884cdbbe375622
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_272.txt
@@ -0,0 +1,30 @@
+<Customer Loyalty Programs, connectedTo, Garment Production>
+<Customer Loyalty Programs, partOf, Customer Loyalty Programs>
+<E_commerce Management, connectedTo, Footwear Production>
+<E_commerce Management, connectedTo, Retail Sales>
+<Footwear Production, connectedTo, Retail Sales>
+<Footwear Production, connectedTo, Return Processing>
+<Footwear Production, markets, Material Sourcing>
+<Garment Production, licenses, Quality Check>
+<Garment Production, partOf, Garment Production>
+<Marketing Campaign, connectedTo, Influencer Collaboration>
+<Marketing Campaign, partOf, Marketing Campaign>
+<Material Sourcing, connectedTo, Customer Loyalty Programs>
+<Material Sourcing, connectedTo, Pattern Making>
+<Material Sourcing, connectedTo, Retail Sales>
+<Material Sourcing, connectedTo, Return Processing>
+<Material Sourcing, retails, Influencer Collaboration>
+<Packaging, connectedTo, Sample Creation>
+<Packaging, partOf, Packaging>
+<Pattern Making, connectedTo, Influencer Collaboration>
+<Pattern Making, connectedTo, Packaging>
+<Quality Check, connectedTo, Marketing Campaign>
+<Quality Check, partOf, Quality Check>
+<Retail Sales, connectedTo, Return Processing>
+<Return Processing, connectedTo, Pattern Making>
+<Sample Creation, connectedTo, Wholesale Distribution>
+<Sample Creation, partOf, Sample Creation>
+<Seasonal Collection Planning, connectedTo, Retail Sales>
+<Seasonal Collection Planning, partOf, Seasonal Collection Planning>
+<Wholesale Distribution, connectedTo, Seasonal Collection Planning>
+<Wholesale Distribution, partOf, Wholesale Distribution>
diff --git a/test/graphviz/scanned_easy/graphviz_274.txt b/test/graphviz/scanned_easy/graphviz_274.txt
new file mode 100644
index 0000000000000000000000000000000000000000..86e8d96fd40bf4bc9da329d3e552d0796d80ec47
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_274.txt
@@ -0,0 +1,44 @@
+<Applicant Tracking System Management, connectedTo, Candidate Assessment Design>
+<Background Check, connectedTo, Recruitment Marketing>
+<Background Check, connectedTo, Reference Checking>
+<Campus Recruitment, connectedTo, Reference Checking>
+<Campus Recruitment, partOf, Campus Recruitment>
+<Candidate Assessment Design, connectedTo, Candidate Feedback Collection>
+<Candidate Feedback Collection, matches, Background Check>
+<Candidate Relationship Management, connectedTo, Candidate Tracking>
+<Candidate Tracking, connectedTo, Social Recruiting>
+<Candidate Tracking, connectedTo, Video Interviewing>
+<Diversity Sourcing, optimizes, Onboarding Handoff>
+<Employee Referral Program, connectedTo, Interview Panel Coordination>
+<Employee Referral Program, partOf, Employee Referral Program>
+<Employer Branding, connectedTo, Executive Search>
+<Employer Branding, connectedTo, Reference Checking>
+<Executive Search, connectedTo, Reference Checking>
+<Internal Mobility, connectedTo, Campus Recruitment>
+<Internal Mobility, partOf, Internal Mobility>
+<Interview Panel Coordination, connectedTo, Recruiter Training>
+<Interview Panel Coordination, partOf, Interview Panel Coordination>
+<Offer Extension, connectedTo, Job Description Creation>
+<Offer Extension, connectedTo, Temporary Staffing>
+<Offer Extension, consults, Diversity Sourcing>
+<Onboarding Handoff, connectedTo, Job Description Creation>
+<Passive Candidate Engagement, connectedTo, Internal Mobility>
+<Passive Candidate Engagement, partOf, Passive Candidate Engagement>
+<Psychometric Testing, brands, Job Description Creation>
+<Psychometric Testing, connectedTo, Applicant Tracking System Management>
+<Psychometric Testing, connectedTo, Candidate Feedback Collection>
+<Psychometric Testing, connectedTo, Executive Search>
+<Psychometric Testing, connectedTo, Reference Checking>
+<Recruiter Training, connectedTo, Job Description Creation>
+<Recruiter Training, partOf, Recruiter Training>
+<Recruitment Marketing, connectedTo, Candidate Relationship Management>
+<Recruitment Marketing, connectedTo, Employer Branding>
+<Recruitment Marketing, connectedTo, Executive Search>
+<Recruitment Marketing, connectedTo, Reference Checking>
+<Reference Checking, connectedTo, Diversity Sourcing>
+<Reference Checking, connectedTo, Passive Candidate Engagement>
+<Social Recruiting, connectedTo, Employee Referral Program>
+<Social Recruiting, partOf, Social Recruiting>
+<Temporary Staffing, connectedTo, Employer Branding>
+<Video Interviewing, connectedTo, Executive Search>
+<Video Interviewing, connectedTo, Offer Extension>
diff --git a/test/graphviz/scanned_easy/graphviz_275.dot b/test/graphviz/scanned_easy/graphviz_275.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b20f610e38b7e9f0a812af0446440993f1ef30a5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_275.dot
@@ -0,0 +1,53 @@
+digraph {
+	rankdir=TD
+	N0 [label="Personalized Assistance" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Customer Onboarding Support" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N2 [label="Self_Service Portal Management" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N3 [label="Customer Journey Mapping" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N4 [label="Customer Retention Strategies" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N5 [label="Issue Escalation" color="#FF9800" fillcolor="#FFE0B2" shape=Mdiamond style=filled]
+	N6 [label="Email Support" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	S0 [label="" color="#A188D0" fillcolor="#DACBE3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Technical Support" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Post_Service Follow_up" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+		nest0_1 [label="Complaint Trend Analysis" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+		nest0_2 [label="Service Blueprinting" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=satisfies color="#FF9800" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Phone Support" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Feedback Loop to Product Development" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest1_1 [label="Proactive Communication" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+		nest1_2 [label="Multilingual Support" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+		nest1_3 [label="Feedback Collection" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [label=consults color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=diagnoses color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest1_0 [label=personals color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N2 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N2 -> S2 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	S2 -> N5 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N6 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_276.txt b/test/graphviz/scanned_easy/graphviz_276.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9d7f0bf3e95d1ac26f4ca5e8b9ec1d17447eac4b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_276.txt
@@ -0,0 +1,40 @@
+<Collaborative Planning, connectedTo, Global Sourcing Strategy>
+<Collaborative Planning, partOf, Collaborative Planning>
+<Container Tracking, analyzes, Warehousing>
+<Customs Compliance, optimizes, Contract Manufacturing Oversight>
+<Demand Planning, connectedTo, Container Tracking>
+<Distribution Network Design, connectedTo, Logistics Optimization>
+<Distribution Network Design, forecasts, Intermodal Transportation>
+<Freight Auditing, connectedTo, Demand Planning>
+<Freight Auditing, connectedTo, Resilience Planning>
+<Freight Auditing, connectedTo, Risk Management>
+<Freight Auditing, connectedTo, Supply Chain Finance>
+<Freight Auditing, connectedTo, Third_Party Logistics Management>
+<Global Sourcing Strategy, connectedTo, Performance Monitoring>
+<Global Sourcing Strategy, partOf, Global Sourcing Strategy>
+<Intermodal Transportation, connectedTo, Last_Mile Delivery Optimization>
+<Last_Mile Delivery Optimization, connectedTo, Sustainability Initiatives>
+<Last_Mile Delivery Optimization, procures, Customs Compliance>
+<Logistics Optimization, connectedTo, Demand Planning>
+<Order Fulfillment, connectedTo, Intermodal Transportation>
+<Order Fulfillment, tracks, Risk Management>
+<Performance Monitoring, connectedTo, Third_Party Logistics Management>
+<Performance Monitoring, partOf, Performance Monitoring>
+<Resilience Planning, connectedTo, Supplier Selection>
+<Resilience Planning, connectedTo, Vendor Managed Inventory>
+<Reverse Logistics, connectedTo, Demand Planning>
+<Reverse Logistics, partOf, Reverse Logistics>
+<Risk Management, connectedTo, Intermodal Transportation>
+<Supplier Relationship Management, connectedTo, Third_Party Logistics Management>
+<Supplier Selection, connectedTo, Distribution Network Design>
+<Supply Chain Finance, connectedTo, Supplier Relationship Management>
+<Supply Chain Finance, connectedTo, Third_Party Logistics Management>
+<Sustainability Initiatives, connectedTo, Reverse Logistics>
+<Sustainability Initiatives, partOf, Sustainability Initiatives>
+<Third_Party Logistics Management, connectedTo, Intermodal Transportation>
+<Third_Party Logistics Management, connectedTo, Resilience Planning>
+<Vendor Managed Inventory, connectedTo, Collaborative Planning>
+<Vendor Managed Inventory, partOf, Vendor Managed Inventory>
+<Warehousing, connectedTo, Contract Manufacturing Oversight>
+<Warehousing, connectedTo, Customs Compliance>
+<Warehousing, connectedTo, Order Fulfillment>
diff --git a/test/graphviz/scanned_easy/graphviz_278.dot b/test/graphviz/scanned_easy/graphviz_278.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fccfe0ac6d770db67a49e551a42836cb11c6ae58
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_278.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=BT
+	N0 [label="Maritime Law Compliance" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Fleet Management" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N2 [label="Pollution Control" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N3 [label="Vessel Maintenance" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N4 [label="Voyage Optimization" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N5 [label="Hydrographic Surveying" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N6 [label="Fuel Consumption Optimization" color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N7 [label="Maritime Security" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N8 [label="Subsea Cable Laying" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+	N9 [label="Salvage Operations" color="#4FC3F7" fillcolor="#E1F5FE" shape=plaintext style=filled]
+	N10 [label="Terminal Management" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N11 [label="Vessel Chartering" color="#A2D0FF" fillcolor="#E8F0FF" shape=plaintext style=filled]
+	N12 [label="Ballast Water Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N13 [label="Marine Research" color="#A2D0FF" fillcolor="#E8F0FF" shape=plaintext style=filled]
+	N14 [label="Container Tracking" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N15 [label="Marine Data Analytics" color="#4FC3F7" fillcolor="#E1F5FE" shape=plaintext style=filled]
+	N16 [label=Pilotage color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N17 [label=Shipbuilding color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	M0 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#A2D0FF" fillcolor="#E8F0FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Offshore Operations" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Port Congestion Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+		nest0_1 [label="Digitalization of Shipping" color="#A2D0FF" fillcolor="#E8F0FF" shape=folder style=filled]
+		nest0_2 [label="Marine Insurance" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=complies color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Inland Waterway Transport" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Navigation color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+		nest1_1 [label="Customs Clearance" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+		nest1_2 [label="Cargo Loading" color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=builds color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [label=fuels color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N11 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N13 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N3 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M1 [label=navigates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N13 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N14 -> nest1_1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_278.txt b/test/graphviz/scanned_easy/graphviz_278.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1a4beee7a3d7282d1f790ab37093bf362624c164
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_278.txt
@@ -0,0 +1,38 @@
+<Ballast Water Management, connectedTo, Marine Research>
+<Cargo Loading, connectedTo, Vessel Maintenance>
+<Cargo Loading, partOf, Cargo Loading>
+<Container Tracking, connectedTo, Customs Clearance>
+<Container Tracking, connectedTo, Marine Data Analytics>
+<Customs Clearance, connectedTo, Cargo Loading>
+<Customs Clearance, partOf, Customs Clearance>
+<Digitalization of Shipping, complies, Marine Insurance>
+<Digitalization of Shipping, partOf, Digitalization of Shipping>
+<Fleet Management, connectedTo, Pollution Control>
+<Fuel Consumption Optimization, connectedTo, Maritime Security>
+<Fuel Consumption Optimization, connectedTo, Terminal Management>
+<Hydrographic Surveying, connectedTo, Fuel Consumption Optimization>
+<Marine Data Analytics, connectedTo, Pilotage>
+<Marine Insurance, connectedTo, Vessel Chartering>
+<Marine Insurance, partOf, Marine Insurance>
+<Marine Research, connectedTo, Container Tracking>
+<Marine Research, connectedTo, Navigation>
+<Maritime Law Compliance, connectedTo, Fleet Management>
+<Maritime Law Compliance, connectedTo, Terminal Management>
+<Maritime Security, builds, Subsea Cable Laying>
+<Maritime Security, connectedTo, Marine Research>
+<Maritime Security, connectedTo, Terminal Management>
+<Navigation, connectedTo, Customs Clearance>
+<Navigation, partOf, Navigation>
+<Pilotage, connectedTo, Shipbuilding>
+<Pollution Control, connectedTo, Marine Research>
+<Pollution Control, connectedTo, Vessel Maintenance>
+<Port Congestion Management, connectedTo, Digitalization of Shipping>
+<Port Congestion Management, partOf, Port Congestion Management>
+<Salvage Operations, connectedTo, Terminal Management>
+<Subsea Cable Laying, connectedTo, Salvage Operations>
+<Subsea Cable Laying, fuels, Port Congestion Management>
+<Subsea Cable Laying, navigates, Marine Research>
+<Terminal Management, connectedTo, Vessel Chartering>
+<Vessel Chartering, connectedTo, Ballast Water Management>
+<Vessel Maintenance, connectedTo, Voyage Optimization>
+<Voyage Optimization, connectedTo, Hydrographic Surveying>
diff --git a/test/graphviz/scanned_easy/graphviz_279.dot b/test/graphviz/scanned_easy/graphviz_279.dot
new file mode 100644
index 0000000000000000000000000000000000000000..12045ced957f218d4e4b3339853a4158356e4601
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_279.dot
@@ -0,0 +1,73 @@
+digraph {
+	rankdir=RL
+	N0 [label="Astronaut Training" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Mars Mission Planning" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+	N2 [label="Data Acquisition" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N3 [label="Mission Design" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N4 [label="Life Support Systems" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N5 [label="Space Tourism Development" color="#FBC02D" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N6 [label="Launch Vehicle Integration" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N7 [label="Microgravity Experiments" color="#FBC02D" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N8 [label="Extravehicular Activity Planning" color="#5C6BC0" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N9 [label="Spacecraft Control" color="#5C6BC0" fillcolor="#E8EAF6" shape=diamond style=filled]
+	N10 [label="Autonomous Rendezvous and Docking" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+	N11 [label="Space Station Operations" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N12 [label="Ground Station Operations" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S0 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#5C6BC0" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Launch Operations" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Orbital Mechanics" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+		nest0_1 [label="Deep Space Communications" color="#FBC02D" fillcolor="#FFFDE7" shape=hexagon style=filled]
+		nest0_2 [label="New Space Technology Development" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Rocket Propulsion Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Lunar Exploration" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+		nest1_1 [label="Mission Control Center Management" color="#FBC02D" fillcolor="#FFFDE7" shape=plaintext style=filled]
+		nest1_2 [label="Scientific Data Analysis" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=explores color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=calibrates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=educates color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest1_0 [label=funds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N4 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [label=partners color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [label=predicts color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N5 -> M2 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N4 -> M2 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	M2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_28.dot b/test/graphviz/scanned_easy/graphviz_28.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c6eba7c24957d65eecdef17aac5c23895cc6c976
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_28.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Interior Finishing" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Road Construction" color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N2 [label="Bridge Building" color="#FFC085" fillcolor="#FFDAB9" shape=hexagon style=filled]
+	N3 [label="Electrical Wiring" color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N4 [label="Structural Framing" color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+	N5 [label="Subcontractor Management" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N6 [label="Project Scheduling" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N7 [label="Quality Assurance" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N8 [label="Plumbing Work" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N9 [label="Facade Installation" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N10 [label="Concrete Pouring" color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N11 [label="Risk Assessment" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=audits color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=estimates color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=contracts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=repairs color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=lays color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=demolishes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N11 [label=renovates color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N11 [label=secures color="#FFC085" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_280.dot b/test/graphviz/scanned_easy/graphviz_280.dot
new file mode 100644
index 0000000000000000000000000000000000000000..74f616398c0578f73b29d5878aa8f1a32bcf10f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_280.dot
@@ -0,0 +1,67 @@
+digraph {
+	rankdir=RL
+	N0 [label="Indigenous Knowledge Integration" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Arctic and Antarctic Research" color="#FF9800" fillcolor="#FFE0B2" shape=oval style=filled]
+	N2 [label="Extreme Weather Event Analysis" color="#FF9800" fillcolor="#FFE0B2" shape=octagon style=filled]
+	N3 [label="Carbon Sequestration Technologies" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N4 [label="Water Resource Management under Climate Change" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="Greenhouse Gas Measurement" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N6 [label="Paleoclimate Reconstruction" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N7 [label="Data Collection" color="#26A69A" fillcolor="#E0F2F1" shape=oval style=filled]
+	N8 [label="Remote Sensing for Climate" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N9 [label="Climate Change Vulnerability Assessment" color="#26A69A" fillcolor="#E0F2F1" shape=octagon style=filled]
+	N10 [label="Ocean Acidification Studies" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	S0 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#26A69A" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Public Engagement on Climate" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Adaptation Strategy Development" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+		nest0_1 [label="Flood Risk Assessment" color="#607D8B" fillcolor="#CFD8DC" shape=octagon style=filled]
+		nest0_2 [label="Ice Sheet Dynamics" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+		nest0_3 [label="Green Technology Incubation" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=collects color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Carbon Cycle Research" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Climate Modeling" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+		nest1_1 [label="Climate Policy Analysis" color="#26A69A" fillcolor="#E0F2F1" shape=diamond style=filled]
+		nest1_2 [label="Atmospheric Monitoring" color="#607D8B" fillcolor="#CFD8DC" shape=hexagon style=filled]
+		nest1_3 [label="Climate Education Programs" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=quantifies color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N3 [label=recommends color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [label=visualizes color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [label=validates color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label=studies color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_281.dot b/test/graphviz/scanned_easy/graphviz_281.dot
new file mode 100644
index 0000000000000000000000000000000000000000..61bc10a41ee2c0da7329e3526b0faf647ccbd01f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_281.dot
@@ -0,0 +1,66 @@
+digraph {
+	rankdir=LR
+	N0 [label="Humidity Sensing" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N1 [label="Weather Forecasting" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N2 [label="Synoptic Chart Analysis" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N3 [label="Air Quality Forecasting" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N4 [label="Meteorological Station Maintenance" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N5 [label="Boundary Layer Study" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N6 [label="Tornado Watch or Warning" color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+	N7 [label="Pollution Dispersion Modeling" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N8 [label="Radar Imaging" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+	N9 [label="Wind Speed and Direction" color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+	N10 [label=Nowcasting color="#03A9F4" fillcolor="#B3E5FC" shape=diamond style=filled]
+	N11 [label="Climate Modeling" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N12 [label="Fire Weather Forecasting" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	S0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#03A9F4" fillcolor="#B3E5FC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Storm Tracking" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Atmospheric Sounding" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+		nest0_1 [label="Cloud Observation" color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [label=transmits color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Upper Air Chart Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Public Weather Briefing" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+		nest1_1 [label="Seasonal Outlook Preparation" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+		nest1_2 [label="Lightning Detection" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=maps color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N3 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N10 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [label=interprets color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [label=calibrates color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	M0 -> N7 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> M1 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	M1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_282.txt b/test/graphviz/scanned_easy/graphviz_282.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2a4293892ab5a54ca7ab9f76b5d474b1a9c586d4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_282.txt
@@ -0,0 +1,35 @@
+<Biomedical Waste Handling, connectedTo, Waste Reduction Planning>
+<Biomedical Waste Handling, partOf, Biomedical Waste Handling>
+<Closed_Loop Systems, inspects, Textile Recycling>
+<Community Recycling Programs, connectedTo, Waste Collection>
+<Community Recycling Programs, partOf, Community Recycling Programs>
+<Construction and Demolition Waste Management, connectedTo, Paper Recycling>
+<Construction and Demolition Waste Management, maintains, Waste Reduction Planning>
+<Electronic Waste Recycling, connectedTo, Industrial Waste Management>
+<Electronic Waste Recycling, partOf, Electronic Waste Recycling>
+<Illegal Dumping Monitoring, connectedTo, Biomedical Waste Handling>
+<Illegal Dumping Monitoring, partOf, Illegal Dumping Monitoring>
+<Industrial Waste Management, connectedTo, Closed_Loop Systems>
+<Industrial Waste Management, partOf, Industrial Waste Management>
+<Landfill Gas Collection, connectedTo, Community Recycling Programs>
+<Landfill Gas Collection, connectedTo, Construction and Demolition Waste Management>
+<Landfill Gas Collection, connectedTo, Waste Logistics Optimization>
+<Leachate Treatment, connectedTo, Waste Sorting>
+<Leachate Treatment, partOf, Leachate Treatment>
+<Organics Collection, connectedTo, Landfill Gas Collection>
+<Organics Collection, connectedTo, Waste Logistics Optimization>
+<Organics Collection, connectedTo, Waste Reduction Planning>
+<Paper Recycling, connectedTo, Waste Logistics Optimization>
+<Paper Recycling, connectedTo, Waste Reduction Planning>
+<Waste Characterization Study, connectedTo, Organics Collection>
+<Waste Characterization Study, connectedTo, Waste Reduction Planning>
+<Waste Collection, connectedTo, Illegal Dumping Monitoring>
+<Waste Collection, partOf, Waste Collection>
+<Waste Logistics Optimization, connectedTo, Closed_Loop Systems>
+<Waste Reduction Planning, compacts, Closed_Loop Systems>
+<Waste Reduction Planning, connectedTo, Closed_Loop Systems>
+<Waste Reduction Planning, connectedTo, Leachate Treatment>
+<Waste Reduction Planning, connectedTo, Textile Recycling>
+<Waste Reduction Planning, connectedTo, Waste Logistics Optimization>
+<Waste Sorting, connectedTo, Electronic Waste Recycling>
+<Waste Sorting, partOf, Waste Sorting>
diff --git a/test/graphviz/scanned_easy/graphviz_283.txt b/test/graphviz/scanned_easy/graphviz_283.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4915a3e40ef4d61f552f65d1fd0125371d6ec6ef
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_283.txt
@@ -0,0 +1,42 @@
+<Agricultural Water Use Efficiency, connectedTo, Drought Management>
+<Agricultural Water Use Efficiency, connectedTo, Groundwater Management>
+<Aquifer Recharge, connectedTo, Sewer System Inspection>
+<Aquifer Recharge, partOf, Aquifer Recharge>
+<Billing and Revenue Management, connectedTo, Greywater Recycling>
+<Billing and Revenue Management, partOf, Billing and Revenue Management>
+<Climate Change Adaptation for Water, connectedTo, Water Meter Reading>
+<Drinking Water Standards Compliance, connectedTo, Water Meter Reading>
+<Drinking Water Standards Compliance, irrigates, Hydrological Modeling>
+<Ecosystem Protection, connectedTo, Aquifer Recharge>
+<Ecosystem Protection, partOf, Ecosystem Protection>
+<Greywater Recycling, connectedTo, Climate Change Adaptation for Water>
+<Greywater Recycling, partOf, Greywater Recycling>
+<Groundwater Management, connectedTo, Climate Change Adaptation for Water>
+<Groundwater Management, connectedTo, Water Quality Monitoring>
+<Groundwater Management, monitors, Drinking Water Standards Compliance>
+<Hydroelectric Power Generation, connectedTo, Climate Change Adaptation for Water>
+<Hydroelectric Power Generation, connectedTo, Drought Management>
+<Hydrological Modeling, connectedTo, Climate Change Adaptation for Water>
+<Hydrological Modeling, connectedTo, Drought Management>
+<Hydrological Modeling, connectedTo, Transboundary Water Management>
+<Hydrological Modeling, connectedTo, Water Scarcity Mitigation>
+<Public Awareness Campaigns, connectedTo, Billing and Revenue Management>
+<Public Awareness Campaigns, partOf, Public Awareness Campaigns>
+<Rainwater Harvesting, connectedTo, Water Scarcity Mitigation>
+<Sewer System Inspection, connectedTo, Watershed Management>
+<Sewer System Inspection, partOf, Sewer System Inspection>
+<Transboundary Water Management, connectedTo, Drought Management>
+<Transboundary Water Management, connectedTo, Rainwater Harvesting>
+<Transboundary Water Management, connectedTo, Wastewater Treatment>
+<Transboundary Water Management, connectedTo, Water Meter Reading>
+<Wastewater Treatment, connectedTo, Climate Change Adaptation for Water>
+<Wastewater Treatment, connectedTo, Ecosystem Protection>
+<Wastewater Treatment, connectedTo, Rainwater Harvesting>
+<Water Meter Reading, connectedTo, Water Rights Management>
+<Water Quality Monitoring, connectedTo, Public Awareness Campaigns>
+<Water Quality Monitoring, partOf, Water Quality Monitoring>
+<Water Rights Management, connectedTo, Drought Management>
+<Water Scarcity Mitigation, connectedTo, Hydroelectric Power Generation>
+<Water Scarcity Mitigation, connectedTo, Water Meter Reading>
+<Watershed Management, connectedTo, Water Meter Reading>
+<Watershed Management, partOf, Watershed Management>
diff --git a/test/graphviz/scanned_easy/graphviz_284.txt b/test/graphviz/scanned_easy/graphviz_284.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a958ac6062a21c95164c0899471268a478c66c1a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_284.txt
@@ -0,0 +1,43 @@
+<Advanced Sorting Technologies, connectedTo, Metal Recycling>
+<Advanced Sorting Technologies, connectedTo, Product Design for Recyclability>
+<Advanced Sorting Technologies, connectedTo, Sorting and Segregation>
+<Battery Recycling, connectedTo, Commercial Recycling Solutions>
+<Chemical Recycling, connectedTo, Glass Recycling>
+<Chemical Recycling, connectedTo, Recycling Market Development>
+<Circular Economy Implementation, connectedTo, Industrial Recycling Programs>
+<Circular Economy Implementation, partOf, Circular Economy Implementation>
+<Cleaning and Processing, connectedTo, Sorting and Segregation>
+<Cleaning and Processing, connectedTo, Textile Recycling>
+<Commercial Recycling Solutions, connectedTo, Chemical Recycling>
+<Commercial Recycling Solutions, connectedTo, Composting Organic Waste>
+<Commercial Recycling Solutions, connectedTo, Hazardous Material Recovery>
+<Commercial Recycling Solutions, connectedTo, New Product Manufacturing>
+<Commercial Recycling Solutions, connectedTo, Recycling Market Development>
+<Contamination Reduction, connectedTo, Battery Recycling>
+<Contamination Reduction, partOf, Contamination Reduction>
+<Glass Recycling, connectedTo, Material Purity Testing>
+<Glass Recycling, partOf, Glass Recycling>
+<Hazardous Material Recovery, connectedTo, Chemical Recycling>
+<Industrial Recycling Programs, connectedTo, Life Cycle Assessment>
+<Life Cycle Assessment, connectedTo, Sorting and Segregation>
+<Life Cycle Assessment, connectedTo, Tyre Recycling>
+<Material Purity Testing, connectedTo, Contamination Reduction>
+<Material Purity Testing, partOf, Material Purity Testing>
+<Metal Recycling, connectedTo, Product Design for Recyclability>
+<Metal Recycling, connectedTo, Recycling Infrastructure Development>
+<New Product Manufacturing, connectedTo, Composting Organic Waste>
+<Product Design for Recyclability, connectedTo, Cleaning and Processing>
+<Recycling Infrastructure Development, audits, Product Design for Recyclability>
+<Recycling Market Development, connectedTo, New Product Manufacturing>
+<Recycling Policy Advocacy, connectedTo, Industrial Recycling Programs>
+<Sorting and Segregation, connectedTo, Chemical Recycling>
+<Sorting and Segregation, connectedTo, Composting Organic Waste>
+<Sorting and Segregation, connectedTo, Hazardous Material Recovery>
+<Sorting and Segregation, connectedTo, Recycling Market Development>
+<Sorting and Segregation, grades, Battery Recycling>
+<Textile Recycling, connectedTo, Recycling Policy Advocacy>
+<Textile Recycling, connectedTo, Sorting and Segregation>
+<Tyre Recycling, connectedTo, Waste Audit for Recycling>
+<Tyre Recycling, partOf, Tyre Recycling>
+<Waste Audit for Recycling, connectedTo, Circular Economy Implementation>
+<Waste Audit for Recycling, partOf, Waste Audit for Recycling>
diff --git a/test/graphviz/scanned_easy/graphviz_285.txt b/test/graphviz/scanned_easy/graphviz_285.txt
new file mode 100644
index 0000000000000000000000000000000000000000..04f9825d29ddca50141b58f226f9aea2e1220827
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_285.txt
@@ -0,0 +1,44 @@
+<Biodiversity Conservation in Forests, connectedTo, Tree Nursery Management>
+<Biodiversity Conservation in Forests, partOf, Biodiversity Conservation in Forests>
+<Biomass Production from Forests, connectedTo, Ecological Restoration>
+<Biomass Production from Forests, connectedTo, Forest Inventory>
+<Biomass Production from Forests, connectedTo, Forest Road Construction>
+<Carbon Sequestration Monitoring, connectedTo, Forestry Policy Development>
+<Carbon Sequestration Monitoring, connectedTo, Timber Harvesting>
+<Climate Change Adaptation in Forests, connectedTo, Biomass Production from Forests>
+<Climate Change Adaptation in Forests, connectedTo, Forest Fire Management>
+<Climate Change Adaptation in Forests, connectedTo, Timber Harvesting>
+<Ecological Restoration, connectedTo, Non_Timber Forest Product Collection>
+<Ecological Restoration, identifies, Timber Harvesting>
+<Forest Carbon Accounting, connectedTo, Urban Forestry Management>
+<Forest Carbon Accounting, partOf, Forest Carbon Accounting>
+<Forest Fire Management, connectedTo, Forest Research>
+<Forest Inventory, connectedTo, Forest Road Construction>
+<Forest Research, connectedTo, Biomass Production from Forests>
+<Forest Research, connectedTo, Forestry Equipment Maintenance>
+<Forest Research, connectedTo, Non_Timber Forest Product Collection>
+<Forest Research, connectedTo, Timber Harvesting>
+<Forest Road Construction, connectedTo, Pest and Disease Control>
+<Forestry Education, connectedTo, Forest Research>
+<Forestry Education, partOf, Forestry Education>
+<Forestry Equipment Maintenance, connectedTo, Biodiversity Conservation in Forests>
+<Forestry Equipment Maintenance, connectedTo, Biomass Production from Forests>
+<Forestry Equipment Maintenance, connectedTo, Forest Inventory>
+<Forestry Equipment Maintenance, connectedTo, Pest and Disease Control>
+<Forestry Equipment Maintenance, enforces, Non_Timber Forest Product Collection>
+<Forestry Equipment Maintenance, prevents, Forest Road Construction>
+<Forestry Policy Development, connectedTo, Reforestation>
+<Forestry Policy Development, controls, Biomass Production from Forests>
+<Indigenous Forestry Practices, connectedTo, Biomass Production from Forests>
+<Indigenous Forestry Practices, connectedTo, Carbon Sequestration Monitoring>
+<Indigenous Forestry Practices, monitors, Non_Timber Forest Product Collection>
+<Non_Timber Forest Product Collection, connectedTo, Timber Harvesting>
+<Non_Timber Forest Product Collection, maps, Forest Carbon Accounting>
+<Recreation Management, connectedTo, Forest Research>
+<Recreation Management, partOf, Recreation Management>
+<Reforestation, connectedTo, Climate Change Adaptation in Forests>
+<Timber Harvesting, assesses, Forest Inventory>
+<Tree Nursery Management, connectedTo, Forestry Education>
+<Tree Nursery Management, partOf, Tree Nursery Management>
+<Urban Forestry Management, connectedTo, Recreation Management>
+<Urban Forestry Management, partOf, Urban Forestry Management>
diff --git a/test/graphviz/scanned_easy/graphviz_287.dot b/test/graphviz/scanned_easy/graphviz_287.dot
new file mode 100644
index 0000000000000000000000000000000000000000..05e4e9276e4700ee1c09d5fa321fc7bf38700232
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_287.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=TD
+	N0 [label="After_School Programs" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N1 [label="Infant Care" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N2 [label="Nap Time Supervision" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N3 [label="Child Psychology Application" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N4 [label="Enrollment and Admissions" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N5 [label="Teacher_Child Ratio Management" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N6 [label="Preschool Education" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N7 [label="Group Activities Coordination" color="#FFEB3B" fillcolor="#FFF9C4" shape=oval style=filled]
+	N8 [label="Staff Training and Certification" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N9 [label="Early Literacy Programs" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N10 [label="Curriculum Planning" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	S0 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Learning Material Selection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sensory Play" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+		nest0_1 [label="Outdoor Play Supervision" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+		nest0_2 [label="Story Time Reading" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Potty Training Assistance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Safety Supervision" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+		nest1_1 [label="Individualized Attention" color="#FFEB3B" fillcolor="#FFF9C4" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest1_0 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_288.txt b/test/graphviz/scanned_easy/graphviz_288.txt
new file mode 100644
index 0000000000000000000000000000000000000000..93aa6c9e776220f140449df0f3f198d0d471b41e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_288.txt
@@ -0,0 +1,37 @@
+<Care Plan Development, connectedTo, Occupational Therapy>
+<Care Plan Development, partOf, Care Plan Development>
+<Chronic Disease Management, assists, Recreational Activities Planning>
+<Chronic Disease Management, connectedTo, Memory Care>
+<Community Resource Connection, connectedTo, Hospice Care Coordination>
+<Community Resource Connection, connectedTo, Pain Management>
+<Emergency Response System Monitoring, connectedTo, Home Health Aide Services>
+<Emergency Response System Monitoring, connectedTo, Recreational Activities Planning>
+<Financial Management Assistance, connectedTo, Community Resource Connection>
+<Financial Management Assistance, connectedTo, Companionship>
+<Home Health Aide Services, connectedTo, Hospice Care Coordination>
+<Home Health Aide Services, connectedTo, Personal Care Assistance>
+<Home Health Aide Services, connectedTo, Recreational Activities Planning>
+<Hospice Care Coordination, connectedTo, Companionship>
+<Legal Aid Referrals, connectedTo, Companionship>
+<Legal Aid Referrals, connectedTo, Emergency Response System Monitoring>
+<Legal Aid Referrals, connectedTo, Hospice Care Coordination>
+<Long_Term Care Planning, connectedTo, Care Plan Development>
+<Long_Term Care Planning, partOf, Long_Term Care Planning>
+<Memory Care, connectedTo, Companionship>
+<Memory Care, connectedTo, Financial Management Assistance>
+<Memory Care, connectedTo, Home Health Aide Services>
+<Memory Care, connectedTo, Long_Term Care Planning>
+<Memory Care, connectedTo, Recreational Activities Planning>
+<Memory Care, trains, Recreational Activities Planning>
+<Occupational Therapy, connectedTo, Hospice Care Coordination>
+<Occupational Therapy, partOf, Occupational Therapy>
+<Pain Management, connectedTo, Companionship>
+<Pain Management, connectedTo, Hospice Care Coordination>
+<Pain Management, connectedTo, Legal Aid Referrals>
+<Pain Management, optimizes, Emergency Response System Monitoring>
+<Personal Care Assistance, connectedTo, Respite Care>
+<Personal Care Assistance, partOf, Personal Care Assistance>
+<Recreational Activities Planning, connectedTo, Companionship>
+<Recreational Activities Planning, connectedTo, Hospice Care Coordination>
+<Respite Care, connectedTo, Hospice Care Coordination>
+<Respite Care, partOf, Respite Care>
diff --git a/test/graphviz/scanned_easy/graphviz_289.dot b/test/graphviz/scanned_easy/graphviz_289.dot
new file mode 100644
index 0000000000000000000000000000000000000000..51c90f71992af964b66001e4fbcd63fbda8467d2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_289.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=LR
+	N0 [label="Logistics and Supply Chain" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N1 [label="Information Dissemination" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N2 [label="Emergency Planning" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N3 [label="Damage Assessment" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N4 [label="Emergency Drills and Exercises" color="#E0E0E0" fillcolor="#EBEBEB" shape=parallelogram style=filled]
+	N5 [label="Mitigation Strategies" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N6 [label="Environmental Remediation" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Infrastructure Repair" color="#E0E0E0" fillcolor="#EBEBEB" shape=Mdiamond style=filled]
+	N8 [label="Volunteer Coordination" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N9 [label="Debris Management" color="#E0E0E0" fillcolor="#EBEBEB" shape=diamond style=filled]
+	N10 [label="Shelter Management" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N11 [label="Early Warning Systems" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N12 [label="Resource Mobilization" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N13 [label="Medical Aid Deployment" color="#AED581" fillcolor="#F0F4C3" shape=plaintext style=filled]
+	N14 [label=Reconstruction color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N15 [label="Satellite Imagery Analysis" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N16 [label="International Aid Coordination" color="#AED581" fillcolor="#F0F4C3" shape=parallelogram style=filled]
+	N17 [label="Community Preparedness" color="#AED581" fillcolor="#F0F4C3" shape=parallelogram style=filled]
+	N18 [label="Recovery Planning" color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N19 [label="Public Awareness Campaigns" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	S0 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Vulnerability Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Risk Assessment" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+		nest0_1 [label="Psychosocial Support" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+		nest0_2 [label="Evacuation Procedures" color="#81C784" fillcolor="#F1F8E9" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Incident Command System" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Early Recovery Actions" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+		nest1_1 [label="Search and Rescue Operations" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=supports color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=audits color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest0_0 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N8 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N12 -> nest1_0 [label=distributes color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N16 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N11 -> S0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S0 -> N18 [label=identifies color="#AED581" dir=forward penwidth=1.5 style=solid]
+	S0 -> N19 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N18 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [label=communicates color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N10 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N12 -> M1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N15 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_29.dot b/test/graphviz/scanned_easy/graphviz_29.dot
new file mode 100644
index 0000000000000000000000000000000000000000..48b80598016d0cdaeb76e1d85cdbe8c630088d30
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_29.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Audience Segmentation" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N1 [label="Music Recording" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N2 [label=Journalism color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N3 [label="Augmented Reality Experiences" color="#A188DB" fillcolor="#DED7F0" shape=folder style=filled]
+	N4 [label="Content Licensing" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N5 [label="Event Organization" color="#FFF9AE" fillcolor="#FFFCE6" shape=octagon style=filled]
+	N6 [label="Audience Engagement" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N7 [label="Content Creation" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N8 [label=Publishing color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N9 [label=Photojournalism color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N10 [label="Copyright Management" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N11 [label=Scriptwriting color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N0 -> N1 [label=licenses color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=moderates color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=streams color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=engages color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=collects color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=sponsors color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N1 [label=complies color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_29.txt b/test/graphviz/scanned_easy/graphviz_29.txt
new file mode 100644
index 0000000000000000000000000000000000000000..12b63e181c2864e937f8deadf4b619794d4dfd8c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_29.txt
@@ -0,0 +1,12 @@
+<Audience Engagement, engages, Content Creation>
+<Audience Segmentation, licenses, Music Recording>
+<Augmented Reality Experiences, connectedTo, Content Licensing>
+<Content Creation, collects, Publishing>
+<Content Licensing, streams, Event Organization>
+<Copyright Management, complies, Music Recording>
+<Copyright Management, sponsors, Scriptwriting>
+<Event Organization, connectedTo, Audience Engagement>
+<Journalism, connectedTo, Augmented Reality Experiences>
+<Music Recording, moderates, Journalism>
+<Photojournalism, connectedTo, Copyright Management>
+<Publishing, connectedTo, Photojournalism>
diff --git a/test/graphviz/scanned_easy/graphviz_290.txt b/test/graphviz/scanned_easy/graphviz_290.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cf0ed60a4fb221ef704a5d7ad50c2fa2d94b68a5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_290.txt
@@ -0,0 +1,34 @@
+<Basic Training, commands, Electronic Warfare>
+<Basic Training, connectedTo, Chaplain Services>
+<Basic Training, connectedTo, Military Strategy Development>
+<Basic Training, connectedTo, Supply Chain Management>
+<Chaplain Services, connectedTo, Counter_Terrorism Operations>
+<Chaplain Services, connectedTo, Readiness Assessment>
+<Combat Operations, connectedTo, Readiness Assessment>
+<Counter_Terrorism Operations, connectedTo, Readiness Assessment>
+<Counter_Terrorism Operations, connectedTo, Recruitment>
+<Crisis Management, connectedTo, Logistics Support>
+<Crisis Management, partOf, Crisis Management>
+<Defense Procurement, connectedTo, Chaplain Services>
+<Defense Procurement, connectedTo, Joint Exercises>
+<Defense Procurement, connectedTo, Readiness Assessment>
+<Electronic Warfare, connectedTo, Chaplain Services>
+<Electronic Warfare, connectedTo, Veteran Support>
+<Ground Operations, connectedTo, Recruitment>
+<Ground Operations, partOf, Ground Operations>
+<Joint Exercises, connectedTo, Logistics Support>
+<Joint Exercises, connectedTo, Military Strategy Development>
+<Logistics Support, connectedTo, Basic Training>
+<Logistics Support, connectedTo, Chaplain Services>
+<Logistics Support, connectedTo, Readiness Assessment>
+<Medical Support, connectedTo, Military Strategy Development>
+<Military Strategy Development, connectedTo, Combat Operations>
+<Recruitment, connectedTo, Combat Operations>
+<Recruitment, connectedTo, Medical Support>
+<Recruitment, connectedTo, Military Strategy Development>
+<Recruitment, coordinates, Readiness Assessment>
+<Recruitment, tests, Readiness Assessment>
+<Supply Chain Management, connectedTo, Ground Operations>
+<Supply Chain Management, partOf, Supply Chain Management>
+<Veteran Support, connectedTo, Crisis Management>
+<Veteran Support, partOf, Veteran Support>
diff --git a/test/graphviz/scanned_easy/graphviz_291.dot b/test/graphviz/scanned_easy/graphviz_291.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3ab589befdd655ecc3ffd89f11296d90fd36fa4d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_291.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=LR
+	N0 [label="Regulatory Compliance" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Airspace Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N2 [label="Remote Tower Operations" color="#F7BEE0" fillcolor="#FAEBF3" shape=diamond style=filled]
+	N3 [label="Flight Planning" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N4 [label="Airport Operations" color="#795548" fillcolor="#D7CCC8" shape=folder style=filled]
+	N5 [label="Runway Management" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N6 [label="Pilot Training" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Airworthiness Certification" color="#795548" fillcolor="#D7CCC8" shape=Mdiamond style=filled]
+	N8 [label="Crew Resource Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=hexagon style=filled]
+	N9 [label="Engine Overhaul" color="#795548" fillcolor="#D7CCC8" shape=parallelogram style=filled]
+	N10 [label="Weather Briefing" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N11 [label="Fueling Operations" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	S0 [label="" color="#F7BEE0" fillcolor="#FAEBF3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#795548" fillcolor="#D7CCC8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Unmanned Aerial Vehicle Integration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Route Optimization" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+		nest0_1 [label="Noise Abatement Procedures" color="#F06292" fillcolor="#FCE4EC" shape=diamond style=filled]
+		nest0_2 [label="In_flight Service" color="#795548" fillcolor="#D7CCC8" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Navigation System Check" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Aircraft De_icing" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+		nest1_1 [label="Gate Assignment" color="#F7BEE0" fillcolor="#FAEBF3" shape=hexagon style=filled]
+		nest1_2 [label="Flight Simulation" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+		nest1_3 [label="Crew Scheduling" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [label=guides color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=reports color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=lands color="#795548" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N8 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N2 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N8 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N3 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_291.txt b/test/graphviz/scanned_easy/graphviz_291.txt
new file mode 100644
index 0000000000000000000000000000000000000000..771fa2df4723ba8570dc47b74046db1d499196ec
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_291.txt
@@ -0,0 +1,35 @@
+<Aircraft De_icing, connectedTo, Gate Assignment>
+<Aircraft De_icing, partOf, Aircraft De_icing>
+<Airport Operations, connectedTo, Runway Management>
+<Airspace Management, connectedTo, Flight Planning>
+<Airspace Management, connectedTo, Remote Tower Operations>
+<Airworthiness Certification, connectedTo, Crew Resource Management>
+<Crew Resource Management, connectedTo, Fueling Operations>
+<Crew Resource Management, connectedTo, Weather Briefing>
+<Crew Resource Management, lands, Engine Overhaul>
+<Crew Scheduling, connectedTo, Remote Tower Operations>
+<Crew Scheduling, partOf, Crew Scheduling>
+<Engine Overhaul, connectedTo, Weather Briefing>
+<Flight Planning, connectedTo, Airport Operations>
+<Flight Simulation, connectedTo, Crew Scheduling>
+<Flight Simulation, partOf, Flight Simulation>
+<Gate Assignment, guides, Flight Simulation>
+<Gate Assignment, partOf, Gate Assignment>
+<In_flight Service, manages, Crew Resource Management>
+<In_flight Service, partOf, In_flight Service>
+<Noise Abatement Procedures, connectedTo, In_flight Service>
+<Noise Abatement Procedures, partOf, Noise Abatement Procedures>
+<Pilot Training, connectedTo, Airworthiness Certification>
+<Pilot Training, connectedTo, Crew Resource Management>
+<Pilot Training, connectedTo, Engine Overhaul>
+<Pilot Training, connectedTo, Fueling Operations>
+<Regulatory Compliance, connectedTo, Flight Planning>
+<Regulatory Compliance, reports, Airspace Management>
+<Remote Tower Operations, connectedTo, Flight Planning>
+<Remote Tower Operations, connectedTo, Route Optimization>
+<Route Optimization, connectedTo, Noise Abatement Procedures>
+<Route Optimization, partOf, Route Optimization>
+<Runway Management, connectedTo, Aircraft De_icing>
+<Runway Management, connectedTo, Crew Resource Management>
+<Runway Management, connectedTo, Pilot Training>
+<Weather Briefing, connectedTo, Fueling Operations>
diff --git a/test/graphviz/scanned_easy/graphviz_292.dot b/test/graphviz/scanned_easy/graphviz_292.dot
new file mode 100644
index 0000000000000000000000000000000000000000..11fa10c567c6ea1ebb779244ff8293b38408dc86
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_292.dot
@@ -0,0 +1,59 @@
+digraph {
+	rankdir=TD
+	N0 [label="Indoor Navigation" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Traffic Information" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N2 [label="Voice Guidance Customization" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N3 [label="Map Display" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N4 [label="Lane Guidance" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N5 [label="Turn_by_Turn Directions" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N6 [label="Offline Map Support" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N7 [label="Bearing and Distance Calculation" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N8 [label="Route Calculation" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N9 [label="Wearable Device Navigation" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N10 [label="Augmented Reality Navigation" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N11 [label="Multi_modal Navigation" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	S0 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Satellite Navigation Systems" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Altitude Tracking" color="#AB47BC" fillcolor="#F3E5F5" shape=oval style=filled]
+		nest0_1 [label="Dead Reckoning" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+		nest0_2 [label="Waypoint Setting" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Celestial Navigation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Digital Compass Integration" color="#6FE1D5" fillcolor="#C9EFEC" shape=plaintext style=filled]
+		nest1_1 [label="Topographic Mapping" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=authenticates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=predicts color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_292.txt b/test/graphviz/scanned_easy/graphviz_292.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8902740b85c9d14fb9bb2955c56a639498bdf782
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_292.txt
@@ -0,0 +1,30 @@
+<Altitude Tracking, connectedTo, Dead Reckoning>
+<Altitude Tracking, partOf, Altitude Tracking>
+<Augmented Reality Navigation, predicts, Multi_modal Navigation>
+<Bearing and Distance Calculation, connectedTo, Route Calculation>
+<Dead Reckoning, connectedTo, Waypoint Setting>
+<Dead Reckoning, partOf, Dead Reckoning>
+<Digital Compass Integration, connectedTo, Topographic Mapping>
+<Digital Compass Integration, partOf, Digital Compass Integration>
+<Indoor Navigation, connectedTo, Offline Map Support>
+<Indoor Navigation, connectedTo, Traffic Information>
+<Indoor Navigation, connectedTo, Turn_by_Turn Directions>
+<Indoor Navigation, connectedTo, Voice Guidance Customization>
+<Lane Guidance, connectedTo, Turn_by_Turn Directions>
+<Map Display, connectedTo, Lane Guidance>
+<Map Display, connectedTo, Turn_by_Turn Directions>
+<Offline Map Support, connectedTo, Bearing and Distance Calculation>
+<Route Calculation, connectedTo, Wearable Device Navigation>
+<Topographic Mapping, connectedTo, Augmented Reality Navigation>
+<Topographic Mapping, partOf, Topographic Mapping>
+<Traffic Information, connectedTo, Turn_by_Turn Directions>
+<Traffic Information, connectedTo, Voice Guidance Customization>
+<Turn_by_Turn Directions, authenticates, Offline Map Support>
+<Turn_by_Turn Directions, connectedTo, Altitude Tracking>
+<Turn_by_Turn Directions, connectedTo, Augmented Reality Navigation>
+<Turn_by_Turn Directions, connectedTo, Wearable Device Navigation>
+<Voice Guidance Customization, connectedTo, Map Display>
+<Waypoint Setting, connectedTo, Augmented Reality Navigation>
+<Waypoint Setting, partOf, Waypoint Setting>
+<Wearable Device Navigation, connectedTo, Augmented Reality Navigation>
+<Wearable Device Navigation, connectedTo, Digital Compass Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_293.dot b/test/graphviz/scanned_easy/graphviz_293.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c7eec8aa02b217ecbcd27ae6d25046508247e2a0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_293.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=RL
+	N0 [label=Bioprinting color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Rapid Manufacturing" color="#AB47BC" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N2 [label="Multi_Material Printing" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+	N3 [label="Slicing Software Operation" color="#AB47BC" fillcolor="#F3E5F5" shape=folder style=filled]
+	N4 [label="Print Farm Management" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="On_Demand Production" color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+	N6 [label="Material Selection" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N7 [label="Digital Twin for 3D Prints" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="3D Model Design" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N9 [label="Printing Process" color="#64B5F6" fillcolor="#E3F2FD" shape=oval style=filled]
+	N10 [label="Medical Device Prototyping" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N11 [label="Educational Applications" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N12 [label="Printer Setup" color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+	N13 [label="Intellectual Property Protection for Designs" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N14 [label=Prototyping color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N15 [label="Support Structure Design" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N16 [label="Printing Parameter Optimization" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	S0 [label="" color="#BCB88A" fillcolor="#F5F5DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AB47BC" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#BCB88A" fillcolor="#F5F5DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Mass Customization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Maintenance and Repair of Printers" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+		nest0_1 [label="Troubleshooting Print Errors" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Material Research and Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Custom Part Production" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+		nest1_1 [label="Additive Manufacturing" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+		nest1_2 [label="Distributed Manufacturing" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest1_3 [label="4D Printing" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=licenses color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [label=produces color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest1_0 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N16 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S0 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [label=shares color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> S1 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	S1 -> N15 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N7 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N13 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N14 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N10 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	M1 -> N14 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_293.txt b/test/graphviz/scanned_easy/graphviz_293.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4cc10d8c9cc750b969abeef524c85df3670bd454
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_293.txt
@@ -0,0 +1,43 @@
+<3D Model Design, connectedTo, Medical Device Prototyping>
+<3D Model Design, connectedTo, Printing Process>
+<3D Model Design, connectedTo, Prototyping>
+<3D Model Design, shares, Printing Parameter Optimization>
+<4D Printing, connectedTo, Printing Parameter Optimization>
+<4D Printing, partOf, 4D Printing>
+<Additive Manufacturing, connectedTo, Distributed Manufacturing>
+<Additive Manufacturing, partOf, Additive Manufacturing>
+<Bioprinting, connectedTo, Rapid Manufacturing>
+<Custom Part Production, connectedTo, Additive Manufacturing>
+<Custom Part Production, partOf, Custom Part Production>
+<Digital Twin for 3D Prints, connectedTo, 3D Model Design>
+<Digital Twin for 3D Prints, connectedTo, Intellectual Property Protection for Designs>
+<Digital Twin for 3D Prints, connectedTo, Printer Setup>
+<Digital Twin for 3D Prints, connectedTo, Prototyping>
+<Distributed Manufacturing, connectedTo, 4D Printing>
+<Distributed Manufacturing, partOf, Distributed Manufacturing>
+<Educational Applications, connectedTo, Intellectual Property Protection for Designs>
+<Educational Applications, connectedTo, Printer Setup>
+<Educational Applications, connectedTo, Printing Parameter Optimization>
+<Educational Applications, connectedTo, Support Structure Design>
+<Intellectual Property Protection for Designs, connectedTo, Prototyping>
+<Maintenance and Repair of Printers, connectedTo, Troubleshooting Print Errors>
+<Maintenance and Repair of Printers, partOf, Maintenance and Repair of Printers>
+<Material Selection, connectedTo, Digital Twin for 3D Prints>
+<Medical Device Prototyping, connectedTo, Educational Applications>
+<Medical Device Prototyping, connectedTo, Prototyping>
+<Multi_Material Printing, licenses, Slicing Software Operation>
+<On_Demand Production, connectedTo, Maintenance and Repair of Printers>
+<On_Demand Production, connectedTo, Material Selection>
+<On_Demand Production, connectedTo, Prototyping>
+<Print Farm Management, connectedTo, On_Demand Production>
+<Print Farm Management, connectedTo, Prototyping>
+<Printer Setup, connectedTo, Intellectual Property Protection for Designs>
+<Printing Process, connectedTo, Medical Device Prototyping>
+<Prototyping, connectedTo, Support Structure Design>
+<Rapid Manufacturing, connectedTo, Multi_Material Printing>
+<Slicing Software Operation, connectedTo, Custom Part Production>
+<Slicing Software Operation, connectedTo, Print Farm Management>
+<Slicing Software Operation, connectedTo, Prototyping>
+<Support Structure Design, produces, Printing Parameter Optimization>
+<Troubleshooting Print Errors, connectedTo, Rapid Manufacturing>
+<Troubleshooting Print Errors, partOf, Troubleshooting Print Errors>
diff --git a/test/graphviz/scanned_easy/graphviz_294.txt b/test/graphviz/scanned_easy/graphviz_294.txt
new file mode 100644
index 0000000000000000000000000000000000000000..78d2530e305fd89dd62716c0c63064556ab495da
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_294.txt
@@ -0,0 +1,35 @@
+<Advanced Materials Research, connectedTo, Scanning Electron Microscopy>
+<Advanced Materials Research, partOf, Advanced Materials Research>
+<Bio_Nanotechnology Interface, connectedTo, Spectroscopy>
+<Bio_Nanotechnology Interface, connectedTo, X_ray Diffraction>
+<Biosensors, connectedTo, Scanning Electron Microscopy>
+<Biosensors, partOf, Biosensors>
+<Computational Nanotechnology, connectedTo, Lab_on_a_Chip Devices>
+<Computational Nanotechnology, connectedTo, Nanosensors>
+<Ethical Implications of Nanotech, connectedTo, Bio_Nanotechnology Interface>
+<Ethical Implications of Nanotech, connectedTo, Spectroscopy>
+<Ethical Implications of Nanotech, connectedTo, Water Purification using Nanomaterials>
+<Lab_on_a_Chip Devices, connectedTo, Nanosensors>
+<Molecular Self_Assembly, communicates, Surface Functionalization>
+<Molecular Self_Assembly, connectedTo, Nanosensors>
+<Nanomedicine Development, connectedTo, Advanced Materials Research>
+<Nanomedicine Development, partOf, Nanomedicine Development>
+<Nanoscale Imaging, connectedTo, Biosensors>
+<Nanoscale Imaging, partOf, Nanoscale Imaging>
+<Nanosensors, connectedTo, Ethical Implications of Nanotech>
+<Public Perception of Nanotechnology, connectedTo, Risk Assessment of Nanomaterials>
+<Public Perception of Nanotechnology, partOf, Public Perception of Nanotechnology>
+<Quantum Computing Integration, connectedTo, Quantum Dots>
+<Quantum Computing Integration, connectedTo, Spectroscopy>
+<Quantum Dots, partOf, Quantum Dots>
+<Quantum Dots, protects, Nanomedicine Development>
+<Risk Assessment of Nanomaterials, connectedTo, Nanoscale Imaging>
+<Risk Assessment of Nanomaterials, partOf, Risk Assessment of Nanomaterials>
+<Scanning Electron Microscopy, connectedTo, Computational Nanotechnology>
+<Spectroscopy, connectedTo, Nanomaterial Synthesis>
+<Surface Functionalization, connectedTo, Nanosensors>
+<Surface Functionalization, connectedTo, Public Perception of Nanotechnology>
+<Surface Functionalization, connectedTo, Scanning Electron Microscopy>
+<Water Purification using Nanomaterials, connectedTo, Bio_Nanotechnology Interface>
+<Water Purification using Nanomaterials, connectedTo, Spectroscopy>
+<X_ray Diffraction, connectedTo, Quantum Computing Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_295.dot b/test/graphviz/scanned_easy/graphviz_295.dot
new file mode 100644
index 0000000000000000000000000000000000000000..28b93c03c88328dde623c06c76c4bf6212c009f3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_295.dot
@@ -0,0 +1,81 @@
+digraph {
+	rankdir=BT
+	N0 [label="Quantum Advantage Demonstration" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Photonic Qubits" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N2 [label="Quantum Software Development Kit" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N3 [label="Material Science Simulations" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N4 [label="Trapped Ion Qubits" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N5 [label="Quantum Circuit Design" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N6 [label="Quantum Entanglement Generation" color="#FF8A65" fillcolor="#FBE9E7" shape=plaintext style=filled]
+	N7 [label="Quantum Computing Benchmarking" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N8 [label="Quantum Error Correction" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N9 [label="Quantum Teleportation Research" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+	N10 [label="Quantum Computing for AI" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N11 [label="Laser Cooling for Ions" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N12 [label="Decoherence Mitigation" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N13 [label="Cryogenic Systems for Qubits" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N14 [label="Quantum Key Distribution" color="#FFCC7A" fillcolor="#FFF6D9" shape=oval style=filled]
+	N15 [label="Financial Modeling with Quantum Computing" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N16 [label="Quantum Annealing" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	S0 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FF8A65" fillcolor="#FBE9E7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Microwave Control for Qubits" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Quantum Hardware Control" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest0_1 [label="Quantum Programming Languages" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+		nest0_2 [label="Quantum Network Development" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+		nest0_3 [label="Quantum Computing in Drug Discovery" color="#FF8A65" fillcolor="#FBE9E7" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Superconducting Qubits" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Quantum Machine Learning" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+		nest1_1 [label="Quantum Coherence Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+		nest1_2 [label="Quantum Communication Protocols" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+		nest1_3 [label="Quantum Bit Design" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=controls color="#64B5F6" dir=forward penwidth=1.5 style=solid]
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+	N5 -> N6 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=processes color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N14 -> nest0_0 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N5 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N7 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N12 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [label=programs color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> M0 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N10 -> M0 [label=educates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> M1 [label=innovates color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	M1 -> N12 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_295.txt b/test/graphviz/scanned_easy/graphviz_295.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c039713c55c40af40baea8ca92d5d97c8e899275
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_295.txt
@@ -0,0 +1,45 @@
+<Cryogenic Systems for Qubits, connectedTo, Quantum Key Distribution>
+<Decoherence Mitigation, connectedTo, Cryogenic Systems for Qubits>
+<Decoherence Mitigation, connectedTo, Quantum Key Distribution>
+<Decoherence Mitigation, programs, Financial Modeling with Quantum Computing>
+<Financial Modeling with Quantum Computing, connectedTo, Quantum Annealing>
+<Laser Cooling for Ions, processes, Decoherence Mitigation>
+<Material Science Simulations, connectedTo, Trapped Ion Qubits>
+<Photonic Qubits, connectedTo, Financial Modeling with Quantum Computing>
+<Photonic Qubits, connectedTo, Quantum Annealing>
+<Photonic Qubits, connectedTo, Quantum Entanglement Generation>
+<Photonic Qubits, connectedTo, Quantum Software Development Kit>
+<Quantum Advantage Demonstration, connectedTo, Decoherence Mitigation>
+<Quantum Advantage Demonstration, controls, Photonic Qubits>
+<Quantum Bit Design, connectedTo, Quantum Computing Benchmarking>
+<Quantum Bit Design, partOf, Quantum Bit Design>
+<Quantum Circuit Design, connectedTo, Quantum Entanglement Generation>
+<Quantum Coherence Management, connectedTo, Quantum Communication Protocols>
+<Quantum Coherence Management, partOf, Quantum Coherence Management>
+<Quantum Communication Protocols, connectedTo, Quantum Bit Design>
+<Quantum Communication Protocols, partOf, Quantum Communication Protocols>
+<Quantum Computing Benchmarking, connectedTo, Quantum Error Correction>
+<Quantum Computing Benchmarking, connectedTo, Quantum Machine Learning>
+<Quantum Computing for AI, connectedTo, Laser Cooling for Ions>
+<Quantum Computing for AI, educates, Cryogenic Systems for Qubits>
+<Quantum Computing in Drug Discovery, connectedTo, Quantum Circuit Design>
+<Quantum Computing in Drug Discovery, partOf, Quantum Computing in Drug Discovery>
+<Quantum Entanglement Generation, connectedTo, Quantum Computing Benchmarking>
+<Quantum Error Correction, connectedTo, Decoherence Mitigation>
+<Quantum Error Correction, connectedTo, Quantum Teleportation Research>
+<Quantum Hardware Control, connectedTo, Quantum Programming Languages>
+<Quantum Hardware Control, partOf, Quantum Hardware Control>
+<Quantum Key Distribution, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Key Distribution, connectedTo, Quantum Hardware Control>
+<Quantum Machine Learning, connectedTo, Quantum Coherence Management>
+<Quantum Machine Learning, partOf, Quantum Machine Learning>
+<Quantum Network Development, connectedTo, Quantum Computing in Drug Discovery>
+<Quantum Network Development, partOf, Quantum Network Development>
+<Quantum Programming Languages, connectedTo, Quantum Network Development>
+<Quantum Programming Languages, partOf, Quantum Programming Languages>
+<Quantum Software Development Kit, connectedTo, Material Science Simulations>
+<Quantum Teleportation Research, connectedTo, Cryogenic Systems for Qubits>
+<Quantum Teleportation Research, connectedTo, Quantum Computing for AI>
+<Quantum Teleportation Research, innovates, Decoherence Mitigation>
+<Trapped Ion Qubits, connectedTo, Cryogenic Systems for Qubits>
+<Trapped Ion Qubits, connectedTo, Quantum Circuit Design>
diff --git a/test/graphviz/scanned_easy/graphviz_296.dot b/test/graphviz/scanned_easy/graphviz_296.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8b5142b3448ac09c3aebee37b332c17e5b83e443
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_296.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=RL
+	N0 [label="Spatial Audio Implementation" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="User Experience Testing" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N2 [label="Architectural Visualization" color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+	N3 [label="Ethical Considerations in AR or VR" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N4 [label="Virtual Showrooms" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N5 [label="Cloud_based AR or VR Rendering" color="#00BCD4" fillcolor="#E0F7FA" shape=parallelogram style=filled]
+	N6 [label="Industrial Maintenance Support" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N7 [label="Environment Mapping" color="#00BCD4" fillcolor="#E0F7FA" shape=folder style=filled]
+	N8 [label="Live Event Streaming in VR" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N9 [label="Haptic Feedback Integration" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N10 [label="Tracking System Calibration" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N11 [label="Mixed Reality Solutions" color="#4CAF50" fillcolor="#C8E6C9" shape=oval style=filled]
+	N12 [label="Multiplayer Experience Design" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N13 [label="Performance Optimization" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	S0 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M1 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
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+		nest0_1 [label="Hardware Prototyping" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
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+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
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+		nest1_0 [label="Content Creation for AR or VR" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+		nest1_1 [label="User Interface Design" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+		nest1_2 [label="Educational Content Development" color="#4CAF50" fillcolor="#C8E6C9" shape=diamond style=filled]
+		nest1_3 [label="Comfort and Ergonomics Design" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	}
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+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
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+	N10 -> N11 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
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+	N1 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N13 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
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+	S0 -> N9 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N7 -> S1 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_296.txt b/test/graphviz/scanned_easy/graphviz_296.txt
new file mode 100644
index 0000000000000000000000000000000000000000..31e53db2393d3f2a9317f5bb527008a4e4e7a2ba
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_296.txt
@@ -0,0 +1,38 @@
+<Architectural Visualization, connectedTo, Ethical Considerations in AR or VR>
+<Cloud_based AR or VR Rendering, connectedTo, Industrial Maintenance Support>
+<Cloud_based AR or VR Rendering, connectedTo, Live Event Streaming in VR>
+<Comfort and Ergonomics Design, connectedTo, Performance Optimization>
+<Comfort and Ergonomics Design, partOf, Comfort and Ergonomics Design>
+<Content Creation for AR or VR, connectedTo, User Interface Design>
+<Content Creation for AR or VR, partOf, Content Creation for AR or VR>
+<Educational Content Development, connectedTo, Comfort and Ergonomics Design>
+<Educational Content Development, partOf, Educational Content Development>
+<Environment Mapping, connectedTo, Live Event Streaming in VR>
+<Environment Mapping, connectedTo, Mixed Reality Solutions>
+<Environment Mapping, connectedTo, Multiplayer Experience Design>
+<Environment Mapping, connectedTo, Performance Optimization>
+<Ethical Considerations in AR or VR, connectedTo, Virtual Showrooms>
+<Gesture Recognition, connectedTo, Hardware Prototyping>
+<Gesture Recognition, partOf, Gesture Recognition>
+<Haptic Feedback Integration, connectedTo, Tracking System Calibration>
+<Hardware Prototyping, connectedTo, Multiplayer Experience Design>
+<Hardware Prototyping, partOf, Hardware Prototyping>
+<Industrial Maintenance Support, connectedTo, Environment Mapping>
+<Industrial Maintenance Support, connectedTo, Live Event Streaming in VR>
+<Industrial Maintenance Support, connectedTo, Multiplayer Experience Design>
+<Live Event Streaming in VR, connectedTo, Haptic Feedback Integration>
+<Mixed Reality Solutions, connectedTo, Multiplayer Experience Design>
+<Multiplayer Experience Design, creates, Performance Optimization>
+<Spatial Audio Implementation, connectedTo, User Experience Testing>
+<Tracking System Calibration, connectedTo, Mixed Reality Solutions>
+<Tracking System Calibration, connectedTo, Multiplayer Experience Design>
+<User Experience Testing, connectedTo, Architectural Visualization>
+<User Experience Testing, connectedTo, Content Creation for AR or VR>
+<User Interface Design, connectedTo, Educational Content Development>
+<User Interface Design, partOf, User Interface Design>
+<Virtual Showrooms, connectedTo, Cloud_based AR or VR Rendering>
+<Virtual Showrooms, connectedTo, Gesture Recognition>
+<Virtual Showrooms, connectedTo, Haptic Feedback Integration>
+<Virtual Showrooms, connectedTo, Live Event Streaming in VR>
+<Virtual Showrooms, connectedTo, Mixed Reality Solutions>
+<Virtual Showrooms, connectedTo, Performance Optimization>
diff --git a/test/graphviz/scanned_easy/graphviz_297.dot b/test/graphviz/scanned_easy/graphviz_297.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bea4c20511c5fab8a62cd0e01fb38b8ca1cc3b43
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_297.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=BT
+	N0 [label=Programming color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Asset Creation" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N2 [label="Game Balancing" color="#B0C5CD" fillcolor="#DFE7EB" shape=folder style=filled]
+	N3 [label="Narrative Design" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N4 [label="Physics Simulation" color="#B0C5CD" fillcolor="#DFE7EB" shape=octagon style=filled]
+	N5 [label="Level Design" color="#CDDC39" fillcolor="#E6EE9C" shape=diamond style=filled]
+	N6 [label=Storytelling color="#FFA726" fillcolor="#FFF3E0" shape=oval style=filled]
+	N7 [label="Art Direction" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N8 [label="PC Game Development" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N9 [label="Multiplayer Game Development" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N10 [label="Engine Development" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N11 [label=Localization color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N12 [label="Sound Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N13 [label="Community Management" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N14 [label="In_Game Economy Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	S0 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Monetization Strategy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Bug Fixing" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_1 [label="AI Behavior Programming" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+		nest0_2 [label="Voice Acting" color="#CDDC39" fillcolor="#E6EE9C" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Console Game Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Game Engine Customization" color="#FFA726" fillcolor="#FFF3E0" shape=octagon style=filled]
+		nest1_1 [label="Quality Assurance Testing" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=organizes color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label=markets color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N11 -> S2 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S2 -> N13 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	M0 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_298.dot b/test/graphviz/scanned_easy/graphviz_298.dot
new file mode 100644
index 0000000000000000000000000000000000000000..da56ccb663173cfa917c45d441cca5bc3737fa76
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_298.dot
@@ -0,0 +1,75 @@
+digraph {
+	rankdir=RL
+	N0 [label=Composition color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Beat Making" color="#2196F3" fillcolor="#BBDEFB" shape=diamond style=filled]
+	N2 [label="Sound System Design" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N3 [label=Songwriting color="#AED581" fillcolor="#F0F4C3" shape=parallelogram style=filled]
+	N4 [label="Music for Film or TV or Games" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N5 [label="Music Festival Organization" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N6 [label=Performance color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+	N7 [label="Audio Engineering" color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N8 [label="A&R" color="#2196F3" fillcolor="#BBDEFB" shape=Mdiamond style=filled]
+	N9 [label="Artist Management" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N10 [label="Music Education" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N11 [label="Instrumental Performance" color="#2196F3" fillcolor="#BBDEFB" shape=Mdiamond style=filled]
+	N12 [label="Music Licensing" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N13 [label="Copyright Management" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N14 [label="Music Publishing" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	S0 [label="" color="#A1887F" fillcolor="#EFEBE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#2196F3" fillcolor="#BBDEFB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label=Sampling labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Concert Promotion" color="#A1887F" fillcolor="#EFEBE9" shape=parallelogram style=filled]
+		nest0_1 [label=Ticketing color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Sound Design for Media" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Recording color="#2196F3" fillcolor="#BBDEFB" shape=Mdiamond style=filled]
+		nest1_1 [label="Music Distribution" color="#A1887F" fillcolor="#EFEBE9" shape=Mdiamond style=filled]
+		nest1_2 [label="Music Video Production" color="#AED581" fillcolor="#F0F4C3" shape=Mdiamond style=filled]
+		nest1_3 [label="Music Theory Analysis" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=publishes color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=generates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=captures color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N9 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest1_0 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N2 [label=composes color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N9 -> S0 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_298.txt b/test/graphviz/scanned_easy/graphviz_298.txt
new file mode 100644
index 0000000000000000000000000000000000000000..987ec9e2411efb02d9e974c767fd2ba5b6637b06
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_298.txt
@@ -0,0 +1,41 @@
+<A&R, connectedTo, Artist Management>
+<Artist Management, connectedTo, Concert Promotion>
+<Artist Management, connectedTo, Copyright Management>
+<Artist Management, connectedTo, Instrumental Performance>
+<Artist Management, connectedTo, Music Licensing>
+<Artist Management, connectedTo, Music Publishing>
+<Artist Management, generates, Music Education>
+<Audio Engineering, connectedTo, A&R>
+<Beat Making, connectedTo, A&R>
+<Beat Making, connectedTo, Sound System Design>
+<Composition, connectedTo, Beat Making>
+<Composition, connectedTo, Music Festival Organization>
+<Concert Promotion, connectedTo, Ticketing>
+<Concert Promotion, partOf, Concert Promotion>
+<Copyright Management, connectedTo, Music Publishing>
+<Instrumental Performance, connectedTo, Music Licensing>
+<Music Distribution, connectedTo, Music Video Production>
+<Music Distribution, partOf, Music Distribution>
+<Music Education, connectedTo, Instrumental Performance>
+<Music Festival Organization, connectedTo, Recording>
+<Music Festival Organization, publishes, Performance>
+<Music Licensing, captures, Copyright Management>
+<Music Theory Analysis, composes, Sound System Design>
+<Music Theory Analysis, partOf, Music Theory Analysis>
+<Music Video Production, connectedTo, Music Theory Analysis>
+<Music Video Production, partOf, Music Video Production>
+<Music for Film or TV or Games, connectedTo, A&R>
+<Music for Film or TV or Games, connectedTo, Copyright Management>
+<Music for Film or TV or Games, connectedTo, Music Festival Organization>
+<Music for Film or TV or Games, connectedTo, Music Licensing>
+<Music for Film or TV or Games, connectedTo, Music Publishing>
+<Performance, connectedTo, A&R>
+<Performance, connectedTo, Audio Engineering>
+<Recording, connectedTo, Music Distribution>
+<Recording, partOf, Recording>
+<Songwriting, connectedTo, Music Festival Organization>
+<Songwriting, connectedTo, Music for Film or TV or Games>
+<Sound System Design, connectedTo, Music Festival Organization>
+<Sound System Design, connectedTo, Songwriting>
+<Ticketing, connectedTo, Artist Management>
+<Ticketing, partOf, Ticketing>
diff --git a/test/graphviz/scanned_easy/graphviz_299.txt b/test/graphviz/scanned_easy/graphviz_299.txt
new file mode 100644
index 0000000000000000000000000000000000000000..498da7c62da4375044de073bb3366b11d2278578
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_299.txt
@@ -0,0 +1,40 @@
+<Archiving and Preservation, connectedTo, Stunt Coordination>
+<Art Direction, connectedTo, Location Scouting>
+<Art Direction, partOf, Art Direction>
+<Audience Research, connectedTo, Makeup and Hair Design>
+<Audience Research, produces, Digital Asset Management>
+<Casting, connectedTo, Tax Incentive Management>
+<Cinematography, captures, Post_production Audio>
+<Cinematography, connectedTo, Archiving and Preservation>
+<Cinematography, connectedTo, Stunt Coordination>
+<Color Grading, negotiates, Film Scoring>
+<Crew Management, connectedTo, Casting>
+<Digital Asset Management, connectedTo, Production Accounting>
+<Digital Asset Management, connectedTo, Set Construction>
+<Directing, connectedTo, Insurance Management>
+<Directing, connectedTo, Remote Collaboration Tools>
+<Film Scoring, connectedTo, Crew Management>
+<Film Scoring, schedules, Art Direction>
+<Insurance Management, connectedTo, Archiving and Preservation>
+<Insurance Management, connectedTo, Cinematography>
+<Insurance Management, connectedTo, Post_production Audio>
+<Insurance Management, connectedTo, Stunt Coordination>
+<Insurance Management, connectedTo, Virtual Production Techniques>
+<Location Scouting, casts, Storyboarding>
+<Location Scouting, partOf, Location Scouting>
+<Makeup and Hair Design, edits, Production Accounting>
+<Post_production Audio, dresses, Archiving and Preservation>
+<Production Accounting, connectedTo, Directing>
+<Remote Collaboration Tools, connectedTo, Visual Effects>
+<Remote Collaboration Tools, partOf, Remote Collaboration Tools>
+<Set Construction, connectedTo, Production Accounting>
+<Set Construction, uploads, Makeup and Hair Design>
+<Special Effects, connectedTo, Archiving and Preservation>
+<Special Effects, partOf, Special Effects>
+<Storyboarding, connectedTo, Archiving and Preservation>
+<Storyboarding, partOf, Storyboarding>
+<Tax Incentive Management, connectedTo, Audience Research>
+<Tax Incentive Management, connectedTo, Makeup and Hair Design>
+<Virtual Production Techniques, connectedTo, Cinematography>
+<Visual Effects, connectedTo, Special Effects>
+<Visual Effects, partOf, Visual Effects>
diff --git a/test/graphviz/scanned_easy/graphviz_3.dot b/test/graphviz/scanned_easy/graphviz_3.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3d2a9438d315332e361e37c2bbba3c988d8e3514
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_3.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label=Shipping color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Factory Layout Planning" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N2 [label="Product Design" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N3 [label="Bills of Material Generation" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N4 [label="Automated Guided Vehicle Operation" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N5 [label="Logistics Planning" color="#388E3C" fillcolor="#C8E6C9" shape=plaintext style=filled]
+	N6 [label="Work_in_Progress Monitoring" color="#388E3C" fillcolor="#C8E6C9" shape=diamond style=filled]
+	N7 [label=Inspection color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N8 [label="Defect Analysis" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N9 [label="Final Testing" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N10 [label=Maintenance color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N0 -> N1 [label=procures color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=fabricates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=secures color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=improves color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=cuts color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N1 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N4 [label=stores color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_3.txt b/test/graphviz/scanned_easy/graphviz_3.txt
new file mode 100644
index 0000000000000000000000000000000000000000..513046f5e0925a436d64fb40981e6f87987ab08e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_3.txt
@@ -0,0 +1,12 @@
+<Automated Guided Vehicle Operation, connectedTo, Logistics Planning>
+<Bills of Material Generation, analyzes, Factory Layout Planning>
+<Bills of Material Generation, connectedTo, Automated Guided Vehicle Operation>
+<Defect Analysis, cuts, Final Testing>
+<Factory Layout Planning, fabricates, Product Design>
+<Final Testing, connectedTo, Maintenance>
+<Inspection, plans, Defect Analysis>
+<Logistics Planning, improves, Work_in_Progress Monitoring>
+<Maintenance, stores, Automated Guided Vehicle Operation>
+<Product Design, secures, Bills of Material Generation>
+<Shipping, procures, Factory Layout Planning>
+<Work_in_Progress Monitoring, connectedTo, Inspection>
diff --git a/test/graphviz/scanned_easy/graphviz_30.dot b/test/graphviz/scanned_easy/graphviz_30.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d0b3ad9754e13545b4c87f0bd768b44c79534d65
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_30.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="Food Packaging Design" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Kitchen Hygiene" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N2 [label=Cooking color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N3 [label=Packaging color="#FF8A65" fillcolor="#FBE9E7" shape=plaintext style=filled]
+	N4 [label="Branding and Marketing" color="#FF8A65" fillcolor="#FBE9E7" shape=folder style=filled]
+	N5 [label="Menu Planning" color="#FF8A65" fillcolor="#FBE9E7" shape=octagon style=filled]
+	N6 [label="Food Waste Management System" color="#FF8A65" fillcolor="#FBE9E7" shape=diamond style=filled]
+	N7 [label=Brewing color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N0 -> N1 [label=grows color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=heats color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=traces color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=flavors color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N2 [label=innovates color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_30.txt b/test/graphviz/scanned_easy/graphviz_30.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d08e230347519624609a8e1db4d4151e8e0d153f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_30.txt
@@ -0,0 +1,9 @@
+<Branding and Marketing, connectedTo, Menu Planning>
+<Cooking, traces, Packaging>
+<Food Packaging Design, connectedTo, Food Waste Management System>
+<Food Packaging Design, grows, Kitchen Hygiene>
+<Food Waste Management System, connectedTo, Brewing>
+<Food Waste Management System, innovates, Cooking>
+<Kitchen Hygiene, heats, Cooking>
+<Menu Planning, connectedTo, Food Waste Management System>
+<Packaging, flavors, Branding and Marketing>
diff --git a/test/graphviz/scanned_easy/graphviz_300.dot b/test/graphviz/scanned_easy/graphviz_300.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b32ba7fde02136a7858d14694204e0f91a1843c7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_300.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=TD
+	N0 [label="Content Localization" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N1 [label="Audio Recording" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N2 [label=Publishing color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N3 [label="Video Scripting" color="#FFC107" fillcolor="#FFECB3" shape=plaintext style=filled]
+	N4 [label=Photography color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N5 [label="Monetization Strategy" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N6 [label="Graphic Design" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N7 [label=Animation color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N8 [label=Branding color="#FFC107" fillcolor="#FFECB3" shape=folder style=filled]
+	N9 [label="Drafting Content" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	S0 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Search Engine Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Live Streaming Content" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+		nest0_1 [label="Content Strategy Development" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+		nest0_2 [label="Transcribing Audio or Video" color="#FFC107" fillcolor="#FFECB3" shape=oval style=filled]
+		nest0_3 [label="Ideation and Brainstorming" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=illustrates color="#AED581" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Call to Action Design" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Content Management System Operation" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+		nest1_1 [label="Content Repurposing" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+		nest1_2 [label="Interactive Content Development" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+		nest1_3 [label="Newsletter Creation" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=moderates color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N2 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest1_0 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N8 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [label=localizes color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_301.dot b/test/graphviz/scanned_easy/graphviz_301.dot
new file mode 100644
index 0000000000000000000000000000000000000000..56191e5988ead0044a13d8b82fd99bea44e1a450
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_301.dot
@@ -0,0 +1,70 @@
+digraph {
+	rankdir=RL
+	N0 [label="Healthcare Data Analysis" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Predictive Analytics" color="#4DD0E1" fillcolor="#C9F0F0" shape=parallelogram style=filled]
+	N2 [label="Machine Learning Integration" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N3 [label="Data Warehouse Design" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N4 [label="Natural Language Processing for Data" color="#4DD0E1" fillcolor="#C9F0F0" shape=diamond style=filled]
+	N5 [label="Geospatial Analysis" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N6 [label="Web Analytics" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N7 [label="Data Visualization" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N8 [label="Prescriptive Analytics" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+	N9 [label="Financial Data Analysis" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N10 [label="Customer Analytics" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N11 [label="Time Series Forecasting" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N12 [label="Social Media Analytics" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N13 [label="Sales Performance Analysis" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N14 [label="HR Data Analytics" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	S0 [label="" color="#DCE775" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#4DD0E1" fillcolor="#C9F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#DCE775" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Marketing Campaign Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Big Data Processing" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+		nest0_1 [label="Supply Chain Analytics" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Text Analytics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Business User Training on Analytics" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+		nest1_1 [label="ETL Process Management" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+		nest1_2 [label="Data Transformation" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [label=transforms color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=accesses color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=collects color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=dashboards color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N13 -> nest0_0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N1 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [label=educates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [label=tracks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	M1 -> N5 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_301.txt b/test/graphviz/scanned_easy/graphviz_301.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3c10bf0ed73d0bd5644314e2100d83494c9b22bf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_301.txt
@@ -0,0 +1,35 @@
+<Big Data Processing, connectedTo, Supply Chain Analytics>
+<Big Data Processing, partOf, Big Data Processing>
+<Business User Training on Analytics, partOf, Business User Training on Analytics>
+<Business User Training on Analytics, transforms, ETL Process Management>
+<Customer Analytics, dashboards, Time Series Forecasting>
+<Data Transformation, connectedTo, Predictive Analytics>
+<Data Transformation, partOf, Data Transformation>
+<Data Visualization, connectedTo, Prescriptive Analytics>
+<Data Warehouse Design, collects, Natural Language Processing for Data>
+<Data Warehouse Design, connectedTo, Geospatial Analysis>
+<ETL Process Management, connectedTo, Data Transformation>
+<ETL Process Management, partOf, ETL Process Management>
+<Financial Data Analysis, connectedTo, Customer Analytics>
+<Geospatial Analysis, connectedTo, Business User Training on Analytics>
+<Geospatial Analysis, connectedTo, Customer Analytics>
+<Geospatial Analysis, connectedTo, Web Analytics>
+<Geospatial Analysis, educates, Social Media Analytics>
+<Healthcare Data Analysis, connectedTo, Predictive Analytics>
+<Healthcare Data Analysis, connectedTo, Time Series Forecasting>
+<Machine Learning Integration, accesses, Data Warehouse Design>
+<Machine Learning Integration, connectedTo, Geospatial Analysis>
+<Machine Learning Integration, connectedTo, Time Series Forecasting>
+<Natural Language Processing for Data, connectedTo, Geospatial Analysis>
+<Natural Language Processing for Data, connectedTo, Social Media Analytics>
+<Natural Language Processing for Data, connectedTo, Time Series Forecasting>
+<Natural Language Processing for Data, tracks, Customer Analytics>
+<Predictive Analytics, connectedTo, Machine Learning Integration>
+<Prescriptive Analytics, connectedTo, Financial Data Analysis>
+<Sales Performance Analysis, connectedTo, Big Data Processing>
+<Sales Performance Analysis, connectedTo, HR Data Analytics>
+<Social Media Analytics, connectedTo, Sales Performance Analysis>
+<Supply Chain Analytics, connectedTo, Data Warehouse Design>
+<Supply Chain Analytics, partOf, Supply Chain Analytics>
+<Time Series Forecasting, connectedTo, Social Media Analytics>
+<Web Analytics, connectedTo, Data Visualization>
diff --git a/test/graphviz/scanned_easy/graphviz_302.dot b/test/graphviz/scanned_easy/graphviz_302.dot
new file mode 100644
index 0000000000000000000000000000000000000000..08b70ddc6aeb9d2b38008c737d90f1aecbc18783
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_302.dot
@@ -0,0 +1,75 @@
+digraph {
+	rankdir=RL
+	N0 [label="Risk Assessment Reporting" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Sales Forecasting" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N2 [label="Data Lineage Tracking" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N3 [label="Data Source Integration" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N4 [label="Data Storytelling for Business" color="#B0C5CD" fillcolor="#DFE7EB" shape=folder style=filled]
+	N5 [label="Business Process Improvement" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+	N6 [label="Strategic Planning Support" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N7 [label="Real_time BI Dashboards" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N8 [label="Executive Summary Reporting" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label="HR Analytics Dashboards" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N10 [label="Dashboard Design" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N11 [label="Customer Behavior Insights" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N12 [label="OLAP Cube Creation" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N13 [label="Market Trend Analysis" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N14 [label="Competitive Analysis" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N15 [label="Data Warehousing" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S1 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Master Data Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Self_Service BI Tools" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_1 [label="ETL Development" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest0_2 [label="Embedded Analytics" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_3 [label="Query Optimization" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Actionable Insights Generation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="KPI Definition" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+		nest1_1 [label="Financial Performance Reporting" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+		nest1_2 [label="Operational Efficiency Measurement" color="#FFB74D" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N12 [label=measures color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	M1 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_302.txt b/test/graphviz/scanned_easy/graphviz_302.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c4613b70a69aabd42487dcb7c958c77db1e0b5b0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_302.txt
@@ -0,0 +1,40 @@
+<Business Process Improvement, connectedTo, Strategic Planning Support>
+<Competitive Analysis, connectedTo, Data Warehousing>
+<Customer Behavior Insights, connectedTo, OLAP Cube Creation>
+<Dashboard Design, connectedTo, Customer Behavior Insights>
+<Data Lineage Tracking, connectedTo, Data Source Integration>
+<Data Lineage Tracking, connectedTo, Strategic Planning Support>
+<Data Source Integration, connectedTo, Dashboard Design>
+<Data Source Integration, connectedTo, Data Storytelling for Business>
+<Data Source Integration, connectedTo, Executive Summary Reporting>
+<Data Source Integration, connectedTo, OLAP Cube Creation>
+<Data Source Integration, connectedTo, Self_Service BI Tools>
+<Data Source Integration, connectedTo, Strategic Planning Support>
+<Data Storytelling for Business, connectedTo, Business Process Improvement>
+<Data Storytelling for Business, connectedTo, Competitive Analysis>
+<Data Storytelling for Business, connectedTo, Executive Summary Reporting>
+<Data Storytelling for Business, connectedTo, Real_time BI Dashboards>
+<ETL Development, connectedTo, Embedded Analytics>
+<ETL Development, partOf, ETL Development>
+<Embedded Analytics, connectedTo, Query Optimization>
+<Embedded Analytics, partOf, Embedded Analytics>
+<Executive Summary Reporting, connectedTo, HR Analytics Dashboards>
+<Financial Performance Reporting, connectedTo, Operational Efficiency Measurement>
+<Financial Performance Reporting, partOf, Financial Performance Reporting>
+<HR Analytics Dashboards, connectedTo, Dashboard Design>
+<HR Analytics Dashboards, connectedTo, KPI Definition>
+<KPI Definition, connectedTo, Financial Performance Reporting>
+<KPI Definition, partOf, KPI Definition>
+<Market Trend Analysis, connectedTo, Competitive Analysis>
+<OLAP Cube Creation, connectedTo, Market Trend Analysis>
+<Operational Efficiency Measurement, connectedTo, Real_time BI Dashboards>
+<Operational Efficiency Measurement, partOf, Operational Efficiency Measurement>
+<Query Optimization, measures, OLAP Cube Creation>
+<Query Optimization, partOf, Query Optimization>
+<Real_time BI Dashboards, connectedTo, Executive Summary Reporting>
+<Risk Assessment Reporting, connectedTo, Sales Forecasting>
+<Sales Forecasting, connectedTo, Data Lineage Tracking>
+<Sales Forecasting, connectedTo, Real_time BI Dashboards>
+<Self_Service BI Tools, connectedTo, ETL Development>
+<Self_Service BI Tools, partOf, Self_Service BI Tools>
+<Strategic Planning Support, connectedTo, Real_time BI Dashboards>
diff --git a/test/graphviz/scanned_easy/graphviz_303.dot b/test/graphviz/scanned_easy/graphviz_303.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fba9121f2dfe421cc11fedc0a03b16553aa76160
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_303.dot
@@ -0,0 +1,67 @@
+digraph {
+	rankdir=RL
+	N0 [label="Social Media Marketing" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Marketing Automation" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N2 [label="Video Marketing" color="#FFE69C" fillcolor="#FFF9D4" shape=oval style=filled]
+	N3 [label="Conversion Rate Optimization" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N4 [label="Lead Generation" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N5 [label=Telemarketing color="#FFE69C" fillcolor="#FFF9D4" shape=hexagon style=filled]
+	N6 [label="Direct Mail Marketing" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+	N7 [label="Email Marketing" color="#FFDA4E" fillcolor="#FFE88D" shape=diamond style=filled]
+	N8 [label="Customer Relationship Management" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N9 [label="Search Engine Marketing" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	S0 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FF5722" fillcolor="#FFCCBC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFE69C" fillcolor="#FFF9D4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Brand Strategy Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Public Relations" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+		nest0_1 [label="Customer Segmentation" color="#FFDA4E" fillcolor="#FFE88D" shape=octagon style=filled]
+		nest0_2 [label="Search Engine Optimization" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Customer Journey Mapping" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Experiential Marketing" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+		nest1_1 [label="Influencer Marketing" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+		nest1_2 [label="Marketing Analytics" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+		nest1_3 [label="Product Launch Strategy" color="#FFDA4E" fillcolor="#FFE88D" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="mobile marketing" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N7 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N6 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_303.txt b/test/graphviz/scanned_easy/graphviz_303.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cab58740f8eb691753cf86427f75f3a9eff125a1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_303.txt
@@ -0,0 +1,34 @@
+<Conversion Rate Optimization, connectedTo, Direct Mail Marketing>
+<Conversion Rate Optimization, connectedTo, Lead Generation>
+<Customer Relationship Management, connectedTo, Search Engine Marketing>
+<Customer Segmentation, connectedTo, Search Engine Optimization>
+<Customer Segmentation, partOf, Customer Segmentation>
+<Direct Mail Marketing, connectedTo, Customer Relationship Management>
+<Direct Mail Marketing, connectedTo, Email Marketing>
+<Direct Mail Marketing, connectedTo, Search Engine Marketing>
+<Email Marketing, connectedTo, Customer Relationship Management>
+<Experiential Marketing, connectedTo, Influencer Marketing>
+<Experiential Marketing, partOf, Experiential Marketing>
+<Influencer Marketing, connectedTo, Marketing Analytics>
+<Influencer Marketing, partOf, Influencer Marketing>
+<Lead Generation, connectedTo, Experiential Marketing>
+<Lead Generation, connectedTo, Public Relations>
+<Lead Generation, connectedTo, Telemarketing>
+<Marketing Analytics, connectedTo, Product Launch Strategy>
+<Marketing Analytics, partOf, Marketing Analytics>
+<Marketing Automation, connectedTo, Conversion Rate Optimization>
+<Marketing Automation, connectedTo, Direct Mail Marketing>
+<Marketing Automation, connectedTo, Search Engine Marketing>
+<Marketing Automation, connectedTo, Telemarketing>
+<Marketing Automation, connectedTo, Video Marketing>
+<Product Launch Strategy, connectedTo, Marketing Automation>
+<Product Launch Strategy, partOf, Product Launch Strategy>
+<Public Relations, connectedTo, Customer Segmentation>
+<Public Relations, partOf, Public Relations>
+<Search Engine Optimization, connectedTo, Email Marketing>
+<Search Engine Optimization, partOf, Search Engine Optimization>
+<Social Media Marketing, connectedTo, Direct Mail Marketing>
+<Social Media Marketing, connectedTo, Marketing Automation>
+<Telemarketing, connectedTo, Direct Mail Marketing>
+<Video Marketing, connectedTo, Direct Mail Marketing>
+<Video Marketing, mobile marketing, Conversion Rate Optimization>
diff --git a/test/graphviz/scanned_easy/graphviz_304.txt b/test/graphviz/scanned_easy/graphviz_304.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b3ef369cef6fa0eb6d8b12f0976a343f27443cbf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_304.txt
@@ -0,0 +1,39 @@
+<A or B Testing for Ads, connectedTo, Display Advertising>
+<A or B Testing for Ads, connectedTo, Regulatory Compliance for Ads>
+<Ad Analytics Reporting, connectedTo, Audience Segmentation for Ads>
+<Ad Analytics Reporting, connectedTo, Campaign Planning>
+<Ad Network Management, connectedTo, Geo_Targeting>
+<Ad Placement Optimization, connectedTo, Media Buying>
+<Ad Platform Management, connectedTo, A or B Testing for Ads>
+<Audience Segmentation for Ads, connectedTo, Demographic Targeting>
+<Audience Segmentation for Ads, connectedTo, Social Media Ads>
+<Budget Management, connectedTo, Fraud Detection in Ads>
+<Campaign Planning, connectedTo, Audience Segmentation for Ads>
+<Competitor Ad Analysis, connectedTo, Ad Platform Management>
+<Competitor Ad Analysis, connectedTo, Display Advertising>
+<Conversion Tracking, connectedTo, Ad Network Management>
+<Demographic Targeting, connectedTo, Competitor Ad Analysis>
+<Digital Advertising, connectedTo, Audience Segmentation for Ads>
+<Digital Advertising, partOf, Digital Advertising>
+<Direct Response Campaigns, connectedTo, Audience Segmentation for Ads>
+<Direct Response Campaigns, connectedTo, Display Advertising>
+<Direct Response Campaigns, connectedTo, Search Engine Ads>
+<Display Advertising, connectedTo, Ad Placement Optimization>
+<Geo_Targeting, connectedTo, Return on Ad Spend Calculation>
+<Media Buying, connectedTo, Fraud Detection in Ads>
+<Media Buying, connectedTo, Geo_Targeting>
+<Media Buying, connectedTo, Retargeting Campaigns>
+<Performance Tracking, connectedTo, Privacy Concerns in Ads>
+<Performance Tracking, partOf, Performance Tracking>
+<Privacy Concerns in Ads, connectedTo, Ad Placement Optimization>
+<Privacy Concerns in Ads, partOf, Privacy Concerns in Ads>
+<Regulatory Compliance for Ads, connectedTo, Display Advertising>
+<Retargeting Campaigns, connectedTo, Conversion Tracking>
+<Return on Ad Spend Calculation, manages ad networks, Budget Management>
+<Search Engine Ads, connectedTo, Ad Analytics Reporting>
+<Search Engine Ads, connectedTo, Ad Network Management>
+<Search Engine Ads, connectedTo, Ad Platform Management>
+<Search Engine Ads, connectedTo, Audience Segmentation for Ads>
+<Search Engine Ads, connectedTo, Performance Tracking>
+<Social Media Ads, connectedTo, Digital Advertising>
+<Social Media Ads, partOf, Social Media Ads>
diff --git a/test/graphviz/scanned_easy/graphviz_305.dot b/test/graphviz/scanned_easy/graphviz_305.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3e154c830f015af0a4852e2b29c832f320a9fc30
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_305.dot
@@ -0,0 +1,62 @@
+digraph {
+	rankdir=BT
+	N0 [label="Decentralized Finance Protocols" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Initial Coin Offerings" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N2 [label="Consortium Blockchain Setup" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N3 [label="Oracles Integration" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N4 [label="Smart Contract Development" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N5 [label="Financial Asset Tokenization" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N6 [label="Real Estate Tokenization" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+	N7 [label="Cryptographic Hashing" color="#FFC2C2" fillcolor="#FFEBEB" shape=Mdiamond style=filled]
+	N8 [label="Decentralized Applications Development" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N9 [label="Regulatory Compliance for Blockchain" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S0 [label="" color="#FFC2C2" fillcolor="#FFEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFC2C2" fillcolor="#FFEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Non_Fungible Token Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Governance Models for Blockchains" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+		nest0_1 [label="Zero_Knowledge Proofs" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Healthcare Data Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Gaming on Blockchain" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest1_1 [label="Interoperability Solutions" color="#FFC2C2" fillcolor="#FFEBEB" shape=oval style=filled]
+		nest1_2 [label="Cross_Border Payments" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest1_3 [label="Public Blockchain Deployment" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="operates nodes" color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest1_0 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N2 [label="implements sharding" color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [label="uses ZKPs" color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_305.txt b/test/graphviz/scanned_easy/graphviz_305.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c20078101e584d3509bcff8c5e87f477a09c6ac1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_305.txt
@@ -0,0 +1,33 @@
+<Consortium Blockchain Setup, connectedTo, Cryptographic Hashing>
+<Consortium Blockchain Setup, connectedTo, Oracles Integration>
+<Cross_Border Payments, connectedTo, Public Blockchain Deployment>
+<Cross_Border Payments, partOf, Cross_Border Payments>
+<Cryptographic Hashing, connectedTo, Decentralized Applications Development>
+<Decentralized Applications Development, connectedTo, Regulatory Compliance for Blockchain>
+<Decentralized Finance Protocols, connectedTo, Cryptographic Hashing>
+<Decentralized Finance Protocols, connectedTo, Decentralized Applications Development>
+<Decentralized Finance Protocols, connectedTo, Initial Coin Offerings>
+<Decentralized Finance Protocols, connectedTo, Oracles Integration>
+<Decentralized Finance Protocols, connectedTo, Regulatory Compliance for Blockchain>
+<Financial Asset Tokenization, connectedTo, Cryptographic Hashing>
+<Financial Asset Tokenization, operates nodes, Real Estate Tokenization>
+<Gaming on Blockchain, connectedTo, Interoperability Solutions>
+<Gaming on Blockchain, partOf, Gaming on Blockchain>
+<Governance Models for Blockchains, connectedTo, Zero_Knowledge Proofs>
+<Governance Models for Blockchains, partOf, Governance Models for Blockchains>
+<Initial Coin Offerings, connectedTo, Consortium Blockchain Setup>
+<Initial Coin Offerings, connectedTo, Governance Models for Blockchains>
+<Initial Coin Offerings, connectedTo, Oracles Integration>
+<Interoperability Solutions, connectedTo, Cross_Border Payments>
+<Interoperability Solutions, partOf, Interoperability Solutions>
+<Oracles Integration, connectedTo, Cryptographic Hashing>
+<Oracles Integration, connectedTo, Smart Contract Development>
+<Public Blockchain Deployment, implements sharding, Consortium Blockchain Setup>
+<Public Blockchain Deployment, partOf, Public Blockchain Deployment>
+<Real Estate Tokenization, connectedTo, Cryptographic Hashing>
+<Real Estate Tokenization, connectedTo, Gaming on Blockchain>
+<Real Estate Tokenization, connectedTo, Regulatory Compliance for Blockchain>
+<Real Estate Tokenization, uses ZKPs, Decentralized Applications Development>
+<Smart Contract Development, connectedTo, Financial Asset Tokenization>
+<Zero_Knowledge Proofs, connectedTo, Decentralized Applications Development>
+<Zero_Knowledge Proofs, partOf, Zero_Knowledge Proofs>
diff --git a/test/graphviz/scanned_easy/graphviz_306.dot b/test/graphviz/scanned_easy/graphviz_306.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9c14c04b9700537b57b7fd23f84539dd30397643
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_306.dot
@@ -0,0 +1,56 @@
+digraph {
+	rankdir=BT
+	N0 [label="Mining Algorithm Design" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Cross_chain Swaps" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N2 [label="Lending and Borrowing Protocols" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N3 [label="Liquidity Provision" color="#5C6BC0" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N4 [label="Wallet Development" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Cold Storage Solutions" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+	N6 [label="Initial Exchange Offering" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N7 [label="Portfolio Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S2 [label="" color="#8C9EFF" fillcolor="#D3D7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#8C9EFF" fillcolor="#D3D7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#5C6BC0" fillcolor="#E8EAF6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Yield Farming" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Market Analysis" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest0_1 [label="Blockchain Integration" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest0_2 [label="Tax Reporting for Crypto" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+		nest0_3 [label="NFT Marketplace Development" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="manages portfolios" color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Legal Advisory for Crypto" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Interoperability Solutions" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+		nest1_1 [label="Decentralized Exchange Operation" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest1_2 [label="Hot Wallet Security" color="#8C9EFF" fillcolor="#D3D7EB" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="analyzes markets" color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest1_0 [label="secures funds" color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> S2 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N4 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S2 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N7 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="ensures compliance" color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	M1 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_306.txt b/test/graphviz/scanned_easy/graphviz_306.txt
new file mode 100644
index 0000000000000000000000000000000000000000..613b40617d76fa1ee410d6493339a5f796127dad
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_306.txt
@@ -0,0 +1,31 @@
+<Blockchain Integration, connectedTo, Tax Reporting for Crypto>
+<Blockchain Integration, partOf, Blockchain Integration>
+<Cold Storage Solutions, connectedTo, Initial Exchange Offering>
+<Cross_chain Swaps, connectedTo, Initial Exchange Offering>
+<Cross_chain Swaps, connectedTo, Lending and Borrowing Protocols>
+<Cross_chain Swaps, ensures compliance, Liquidity Provision>
+<Decentralized Exchange Operation, connectedTo, Hot Wallet Security>
+<Decentralized Exchange Operation, partOf, Decentralized Exchange Operation>
+<Hot Wallet Security, connectedTo, Initial Exchange Offering>
+<Hot Wallet Security, partOf, Hot Wallet Security>
+<Initial Exchange Offering, connectedTo, Portfolio Management>
+<Initial Exchange Offering, secures funds, Interoperability Solutions>
+<Interoperability Solutions, connectedTo, Decentralized Exchange Operation>
+<Interoperability Solutions, partOf, Interoperability Solutions>
+<Lending and Borrowing Protocols, connectedTo, Cold Storage Solutions>
+<Lending and Borrowing Protocols, connectedTo, Initial Exchange Offering>
+<Lending and Borrowing Protocols, connectedTo, Liquidity Provision>
+<Lending and Borrowing Protocols, connectedTo, Portfolio Management>
+<Lending and Borrowing Protocols, connectedTo, Wallet Development>
+<Liquidity Provision, analyzes markets, Wallet Development>
+<Market Analysis, manages portfolios, Blockchain Integration>
+<Market Analysis, partOf, Market Analysis>
+<Mining Algorithm Design, connectedTo, Cross_chain Swaps>
+<Mining Algorithm Design, connectedTo, Initial Exchange Offering>
+<Mining Algorithm Design, connectedTo, Liquidity Provision>
+<NFT Marketplace Development, connectedTo, Lending and Borrowing Protocols>
+<NFT Marketplace Development, partOf, NFT Marketplace Development>
+<Tax Reporting for Crypto, connectedTo, NFT Marketplace Development>
+<Tax Reporting for Crypto, partOf, Tax Reporting for Crypto>
+<Wallet Development, connectedTo, Cold Storage Solutions>
+<Wallet Development, connectedTo, Market Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_307.dot b/test/graphviz/scanned_easy/graphviz_307.dot
new file mode 100644
index 0000000000000000000000000000000000000000..38718d983364f2466a11b085cd9f706a309dc2f6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_307.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=LR
+	N0 [label="Email List Building" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N1 [label="Donation_Based Crowdfunding" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N2 [label="Success Fee Structures" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N3 [label="Equity Crowdfunding" color="#FF8A65" fillcolor="#FBE9E7" shape=folder style=filled]
+	N4 [label="Securities Regulations Adherence" color="#9FA9E1" fillcolor="#D6D9F0" shape=oval style=filled]
+	N5 [label="Funding Period Management" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N6 [label="Post_Campaign Reporting" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N7 [label="Press Outreach" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N8 [label="Payment Processing" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+	N9 [label="Legal Compliance" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N10 [label="Project Vetting" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N11 [label="Fulfillment Planning" color="#FF8A65" fillcolor="#FBE9E7" shape=hexagon style=filled]
+	N12 [label="Debt Crowdfunding" color="#9FA9E1" fillcolor="#D6D9F0" shape=folder style=filled]
+	N13 [label="Pitch Deck Preparation" color="#9FA9E1" fillcolor="#D6D9F0" shape=plaintext style=filled]
+	N14 [label="Investor Relations" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N15 [label="Platform Selection" color="#9FA9E1" fillcolor="#D6D9F0" shape=hexagon style=filled]
+	N16 [label="Goal Setting" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N17 [label="Customer Support for Backers" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N18 [label="Platform Fee Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	S0 [label="" color="#90A4AE" fillcolor="#ECEFF1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FF8A65" fillcolor="#FBE9E7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#90A4AE" fillcolor="#ECEFF1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#9FA9E1" fillcolor="#D6D9F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Intellectual Property Protection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Social Media Promotion" color="#FF8A65" fillcolor="#FBE9E7" shape=hexagon style=filled]
+		nest0_1 [label="Community Building" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Investor Verification" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Tax Implications of Crowdfunding" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+		nest1_1 [label="Backer Communication" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+		nest1_2 [label="Due Diligence for Projects" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="generates reports" color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="vets projects" color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [label="performs due diligence" color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N13 -> nest0_0 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest1_0 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N3 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N16 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N11 -> S1 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [label="analyzes data" color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M2 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M2 -> N14 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_307.txt b/test/graphviz/scanned_easy/graphviz_307.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3980a77731d9c1b4ebce2badbb86e54d81614a8e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_307.txt
@@ -0,0 +1,39 @@
+<Backer Communication, connectedTo, Due Diligence for Projects>
+<Backer Communication, partOf, Backer Communication>
+<Community Building, connectedTo, Payment Processing>
+<Community Building, partOf, Community Building>
+<Customer Support for Backers, performs due diligence, Platform Fee Management>
+<Debt Crowdfunding, connectedTo, Pitch Deck Preparation>
+<Donation_Based Crowdfunding, connectedTo, Investor Relations>
+<Donation_Based Crowdfunding, connectedTo, Success Fee Structures>
+<Due Diligence for Projects, connectedTo, Equity Crowdfunding>
+<Due Diligence for Projects, partOf, Due Diligence for Projects>
+<Email List Building, connectedTo, Donation_Based Crowdfunding>
+<Equity Crowdfunding, connectedTo, Securities Regulations Adherence>
+<Fulfillment Planning, analyzes data, Platform Selection>
+<Fulfillment Planning, connectedTo, Debt Crowdfunding>
+<Fulfillment Planning, connectedTo, Goal Setting>
+<Funding Period Management, connectedTo, Goal Setting>
+<Funding Period Management, connectedTo, Legal Compliance>
+<Funding Period Management, connectedTo, Press Outreach>
+<Funding Period Management, generates reports, Post_Campaign Reporting>
+<Goal Setting, connectedTo, Customer Support for Backers>
+<Investor Relations, connectedTo, Platform Selection>
+<Investor Relations, connectedTo, Tax Implications of Crowdfunding>
+<Legal Compliance, connectedTo, Project Vetting>
+<Payment Processing, connectedTo, Investor Relations>
+<Payment Processing, connectedTo, Legal Compliance>
+<Pitch Deck Preparation, connectedTo, Investor Relations>
+<Pitch Deck Preparation, connectedTo, Social Media Promotion>
+<Platform Selection, connectedTo, Goal Setting>
+<Post_Campaign Reporting, connectedTo, Payment Processing>
+<Post_Campaign Reporting, connectedTo, Press Outreach>
+<Press Outreach, connectedTo, Payment Processing>
+<Project Vetting, vets projects, Fulfillment Planning>
+<Securities Regulations Adherence, connectedTo, Funding Period Management>
+<Social Media Promotion, connectedTo, Community Building>
+<Social Media Promotion, partOf, Social Media Promotion>
+<Success Fee Structures, connectedTo, Equity Crowdfunding>
+<Success Fee Structures, connectedTo, Payment Processing>
+<Tax Implications of Crowdfunding, connectedTo, Backer Communication>
+<Tax Implications of Crowdfunding, partOf, Tax Implications of Crowdfunding>
diff --git a/test/graphviz/scanned_easy/graphviz_308.dot b/test/graphviz/scanned_easy/graphviz_308.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d363ee148ff48c15721e47dae746be2adfa98179
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_308.dot
@@ -0,0 +1,65 @@
+digraph {
+	rankdir=RL
+	N0 [label="Healthcare IoT Devices" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="IoT Device Certification" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N2 [label="Data Processing at Edge" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N3 [label="Connected Vehicles" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N4 [label="Agricultural IoT" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N5 [label="Blockchain for IoT Security" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N6 [label="Data Analysis in Cloud" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N7 [label="Security Implementation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N8 [label="Real_time Data Streaming" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N9 [label="AI at the Edge" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N10 [label="Edge Computing for IoT" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S0 [label="" color="#FFF9AE" fillcolor="#FFFCE6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFF9AE" fillcolor="#FFFCE6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFF9AE" fillcolor="#FFFCE6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Supply Chain Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Asset Tracking" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+		nest0_1 [label="Compliance with IoT Regulations" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+		nest0_2 [label="Retail IoT" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Gateway Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Environmental Monitoring" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+		nest1_1 [label="User Interface for IoT Apps" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label="updates firmware" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S1 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_308.txt b/test/graphviz/scanned_easy/graphviz_308.txt
new file mode 100644
index 0000000000000000000000000000000000000000..56805fd6e500a5f5fea2ea6a6d0dafa921dfc9fc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_308.txt
@@ -0,0 +1,33 @@
+<AI at the Edge, connectedTo, Edge Computing for IoT>
+<Agricultural IoT, connectedTo, Blockchain for IoT Security>
+<Asset Tracking, connectedTo, Compliance with IoT Regulations>
+<Asset Tracking, partOf, Asset Tracking>
+<Blockchain for IoT Security, connectedTo, Data Analysis in Cloud>
+<Compliance with IoT Regulations, connectedTo, Retail IoT>
+<Compliance with IoT Regulations, partOf, Compliance with IoT Regulations>
+<Connected Vehicles, connectedTo, AI at the Edge>
+<Connected Vehicles, connectedTo, Agricultural IoT>
+<Connected Vehicles, connectedTo, Data Analysis in Cloud>
+<Data Analysis in Cloud, connectedTo, Security Implementation>
+<Data Processing at Edge, connectedTo, Agricultural IoT>
+<Data Processing at Edge, connectedTo, Asset Tracking>
+<Data Processing at Edge, connectedTo, Connected Vehicles>
+<Environmental Monitoring, connectedTo, User Interface for IoT Apps>
+<Environmental Monitoring, partOf, Environmental Monitoring>
+<Healthcare IoT Devices, connectedTo, AI at the Edge>
+<Healthcare IoT Devices, connectedTo, Agricultural IoT>
+<Healthcare IoT Devices, connectedTo, Connected Vehicles>
+<Healthcare IoT Devices, connectedTo, IoT Device Certification>
+<Healthcare IoT Devices, updates firmware, Security Implementation>
+<IoT Device Certification, connectedTo, Agricultural IoT>
+<IoT Device Certification, connectedTo, Connected Vehicles>
+<IoT Device Certification, connectedTo, Data Processing at Edge>
+<Real_time Data Streaming, connectedTo, AI at the Edge>
+<Real_time Data Streaming, connectedTo, Environmental Monitoring>
+<Retail IoT, connectedTo, Agricultural IoT>
+<Retail IoT, partOf, Retail IoT>
+<Security Implementation, connectedTo, AI at the Edge>
+<Security Implementation, connectedTo, Edge Computing for IoT>
+<Security Implementation, connectedTo, Real_time Data Streaming>
+<User Interface for IoT Apps, connectedTo, Security Implementation>
+<User Interface for IoT Apps, partOf, User Interface for IoT Apps>
diff --git a/test/graphviz/scanned_easy/graphviz_309.dot b/test/graphviz/scanned_easy/graphviz_309.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1f7c1686f580d46eec3fe2abd2396bd5f4603393
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_309.dot
@@ -0,0 +1,85 @@
+digraph {
+	rankdir=BT
+	N0 [label="Power Consumption Optimization" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Telecom Edge Computing" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N2 [label="Security for Edge Devices" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N3 [label="Edge Device Deployment" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N4 [label="Edge Network Topology Design" color="#388E3C" fillcolor="#C8E6C9" shape=hexagon style=filled]
+	N5 [label="Edge_to_Cloud Data Transfer Optimization" color="#7E57C2" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N6 [label="Edge Application Development" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N7 [label="Edge Security Analytics" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N8 [label="Virtualization at Edge" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label="Smart City Edge Solutions" color="#7E57C2" fillcolor="#EDE7F6" shape=folder style=filled]
+	N10 [label="Resource Management at Edge" color="#7E57C2" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N11 [label="Remote Device Management" color="#7E57C2" fillcolor="#EDE7F6" shape=Mdiamond style=filled]
+	N12 [label="Event_Driven Architectures at Edge" color="#FFA726" fillcolor="#FFF3E0" shape=folder style=filled]
+	N13 [label="Data Filtering at Edge" color="#7E57C2" fillcolor="#EDE7F6" shape=Mdiamond style=filled]
+	N14 [label="Microservices on Edge Devices" color="#388E3C" fillcolor="#C8E6C9" shape=oval style=filled]
+	N15 [label="Distributed Data Storage" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N16 [label="Network Optimization for Edge" color="#FFA726" fillcolor="#FFF3E0" shape=octagon style=filled]
+	N17 [label="Offline Functionality" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N18 [label="Edge Data Processing" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	S0 [label="" color="#7E57C2" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#7E57C2" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Edge AI Model Deployment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Fleet Management for Edge Devices" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+		nest0_1 [label="Local AI or ML Inference" color="#388E3C" fillcolor="#C8E6C9" shape=oval style=filled]
+		nest0_2 [label="Bandwidth Optimization" color="#388E3C" fillcolor="#C8E6C9" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Compliance and Governance at Edge" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Retail Edge Computing" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+		nest1_1 [label="Healthcare Edge Computing" color="#388E3C" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+		nest1_2 [label="Orchestration of Edge Workloads" color="#FFA726" fillcolor="#FFF3E0" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="orchestrates containers" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N3 [label="transfers data efficiently" color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest1_0 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N13 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N15 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N18 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S0 -> N17 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N13 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> S2 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N14 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N15 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [label="enhances privacy" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	M0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_309.txt b/test/graphviz/scanned_easy/graphviz_309.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ec91419cc7a5a0f900bc871c5bcc1d18190f440f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_309.txt
@@ -0,0 +1,45 @@
+<Bandwidth Optimization, partOf, Bandwidth Optimization>
+<Bandwidth Optimization, transfers data efficiently, Edge Device Deployment>
+<Data Filtering at Edge, connectedTo, Distributed Data Storage>
+<Data Filtering at Edge, connectedTo, Microservices on Edge Devices>
+<Data Filtering at Edge, connectedTo, Network Optimization for Edge>
+<Distributed Data Storage, connectedTo, Edge Data Processing>
+<Distributed Data Storage, connectedTo, Network Optimization for Edge>
+<Distributed Data Storage, connectedTo, Offline Functionality>
+<Edge Application Development, connectedTo, Edge Security Analytics>
+<Edge Application Development, connectedTo, Fleet Management for Edge Devices>
+<Edge Device Deployment, connectedTo, Edge Network Topology Design>
+<Edge Device Deployment, connectedTo, Smart City Edge Solutions>
+<Edge Network Topology Design, connectedTo, Edge_to_Cloud Data Transfer Optimization>
+<Edge Security Analytics, enhances privacy, Smart City Edge Solutions>
+<Edge Security Analytics, orchestrates containers, Virtualization at Edge>
+<Edge_to_Cloud Data Transfer Optimization, connectedTo, Edge Application Development>
+<Event_Driven Architectures at Edge, connectedTo, Data Filtering at Edge>
+<Fleet Management for Edge Devices, connectedTo, Local AI or ML Inference>
+<Fleet Management for Edge Devices, partOf, Fleet Management for Edge Devices>
+<Healthcare Edge Computing, connectedTo, Orchestration of Edge Workloads>
+<Healthcare Edge Computing, partOf, Healthcare Edge Computing>
+<Local AI or ML Inference, connectedTo, Bandwidth Optimization>
+<Local AI or ML Inference, partOf, Local AI or ML Inference>
+<Microservices on Edge Devices, connectedTo, Distributed Data Storage>
+<Network Optimization for Edge, connectedTo, Offline Functionality>
+<Offline Functionality, connectedTo, Edge Data Processing>
+<Orchestration of Edge Workloads, connectedTo, Data Filtering at Edge>
+<Orchestration of Edge Workloads, partOf, Orchestration of Edge Workloads>
+<Power Consumption Optimization, connectedTo, Edge Network Topology Design>
+<Power Consumption Optimization, connectedTo, Smart City Edge Solutions>
+<Power Consumption Optimization, connectedTo, Telecom Edge Computing>
+<Remote Device Management, connectedTo, Event_Driven Architectures at Edge>
+<Resource Management at Edge, connectedTo, Remote Device Management>
+<Retail Edge Computing, connectedTo, Healthcare Edge Computing>
+<Retail Edge Computing, partOf, Retail Edge Computing>
+<Security for Edge Devices, connectedTo, Distributed Data Storage>
+<Security for Edge Devices, connectedTo, Edge Application Development>
+<Security for Edge Devices, connectedTo, Edge Device Deployment>
+<Security for Edge Devices, connectedTo, Edge Network Topology Design>
+<Security for Edge Devices, connectedTo, Microservices on Edge Devices>
+<Security for Edge Devices, connectedTo, Retail Edge Computing>
+<Smart City Edge Solutions, connectedTo, Resource Management at Edge>
+<Telecom Edge Computing, connectedTo, Edge Network Topology Design>
+<Telecom Edge Computing, connectedTo, Security for Edge Devices>
+<Virtualization at Edge, connectedTo, Smart City Edge Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_31.txt b/test/graphviz/scanned_easy/graphviz_31.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e1bd5c5e8eaebe83ec2b5accb16dacb31410f199
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_31.txt
@@ -0,0 +1,9 @@
+<Community Sports Programs, broadcasts, Match Play>
+<Fan Experience Enhancement, connectedTo, Injury Management>
+<Injury Management, trains, Community Sports Programs>
+<Merchandise Sales, recruits, Sports Analytics>
+<Player Transfer, advertises, Ticketing Sales>
+<Sports Analytics, connectedTo, Fan Experience Enhancement>
+<Talent Scouting, connectedTo, Player Transfer>
+<Talent Scouting, plays, Fan Experience Enhancement>
+<Ticketing Sales, connectedTo, Merchandise Sales>
diff --git a/test/graphviz/scanned_easy/graphviz_310.dot b/test/graphviz/scanned_easy/graphviz_310.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e5a064c96f790d25ae12518d015359ea31d6e33d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_310.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=TD
+	N0 [label="DevOps on Cloud" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N1 [label="Hybrid Cloud Deployment" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N2 [label="Cloud Backup Solutions" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+	N3 [label="Virtual Machine Management" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N4 [label="Cloud Monitoring and Logging" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N5 [label="Disaster Recovery in Cloud" color="#CFCFCF" fillcolor="#F6F6F6" shape=Mdiamond style=filled]
+	N6 [label="Multi_Cloud Management" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+	N7 [label="Public Cloud Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N8 [label="Big Data Services in Cloud" color="#FFCC80" fillcolor="#FFF0CC" shape=oval style=filled]
+	N9 [label="Cloud Governance" color="#CDDC39" fillcolor="#E6EE9C" shape=plaintext style=filled]
+	N10 [label="Cloud FinOps" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N11 [label="Cloud Migration Strategy" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N12 [label="Resource Tagging for Cost Allocation" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+	N13 [label="Data Storage in Cloud" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N14 [label="Cost Optimization in Cloud" color="#FFCC80" fillcolor="#FFF0CC" shape=plaintext style=filled]
+	N15 [label="Cloud Audit Trails" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N16 [label="CI or CD Pipelines in Cloud" color="#CDDC39" fillcolor="#E6EE9C" shape=folder style=filled]
+	N17 [label="Container Orchestration" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N18 [label="Network Configuration in Cloud" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N19 [label="Cloud Automation" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	S0 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Infrastructure as a Service" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Platform as a Service" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_1 [label="Private Cloud Management" color="#FFCC80" fillcolor="#FFF0CC" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Cloud Security" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Cloud_based VPN Setup" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+		nest1_1 [label="Cloud Architecture Design" color="#FFCC80" fillcolor="#FFF0CC" shape=Mdiamond style=filled]
+		nest1_2 [label="Serverless Computing" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+		nest1_3 [label="Cloud Vendor Lock_in Mitigation" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [label="integrates edge" color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="develops cloud_native apps" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N19 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N13 -> nest1_0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N18 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N16 -> S0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N18 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N19 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N11 -> S1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N18 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N15 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N9 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N18 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M1 -> N13 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_311.dot b/test/graphviz/scanned_easy/graphviz_311.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6b1e093588b9296c3e762daf3f3c8536aafc04a2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_311.dot
@@ -0,0 +1,66 @@
+digraph {
+	rankdir=TD
+	N0 [label="Virtual Desktop Infrastructure" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Access Control Systems" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N2 [label="VPN Configuration" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N3 [label="User Account Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N4 [label="Power and Cooling Management" color="#00BCD4" fillcolor="#E0F7FA" shape=plaintext style=filled]
+	N5 [label="Hardware Procurement" color="#00BCD4" fillcolor="#E0F7FA" shape=hexagon style=filled]
+	N6 [label="Cloud Integration with On_premise" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N7 [label="Troubleshooting and Support" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N8 [label="Patch Management" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	S0 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#00BCD4" fillcolor="#E0F7FA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#00BCD4" fillcolor="#E0F7FA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#00BCD4" fillcolor="#E0F7FA" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Network Performance Tuning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Software Licensing Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+		nest0_1 [label="Cabling and Wiring" color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+		nest0_2 [label="Load Balancer Setup" color="#388E3C" fillcolor="#C8E6C9" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="System Administration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Virtualization color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+		nest1_1 [label="Proxy Server Configuration" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+		nest1_2 [label="Database Administration" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest1_0 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N7 [label="deploys servers" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M2 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_311.txt b/test/graphviz/scanned_easy/graphviz_311.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e5e7d26d1b63a6cd54128d6e812bf88ebc66486b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_311.txt
@@ -0,0 +1,31 @@
+<Access Control Systems, connectedTo, Hardware Procurement>
+<Access Control Systems, connectedTo, Software Licensing Management>
+<Access Control Systems, connectedTo, VPN Configuration>
+<Cabling and Wiring, connectedTo, Load Balancer Setup>
+<Cabling and Wiring, partOf, Cabling and Wiring>
+<Cloud Integration with On_premise, connectedTo, Troubleshooting and Support>
+<Cloud Integration with On_premise, connectedTo, Virtualization>
+<Database Administration, deploys servers, Troubleshooting and Support>
+<Database Administration, partOf, Database Administration>
+<Hardware Procurement, connectedTo, Cloud Integration with On_premise>
+<Load Balancer Setup, connectedTo, Power and Cooling Management>
+<Load Balancer Setup, partOf, Load Balancer Setup>
+<Power and Cooling Management, connectedTo, Hardware Procurement>
+<Proxy Server Configuration, connectedTo, Database Administration>
+<Proxy Server Configuration, partOf, Proxy Server Configuration>
+<Software Licensing Management, connectedTo, Cabling and Wiring>
+<Software Licensing Management, partOf, Software Licensing Management>
+<Troubleshooting and Support, connectedTo, Patch Management>
+<User Account Management, connectedTo, Cloud Integration with On_premise>
+<User Account Management, connectedTo, Hardware Procurement>
+<User Account Management, connectedTo, Patch Management>
+<User Account Management, connectedTo, Power and Cooling Management>
+<User Account Management, connectedTo, Troubleshooting and Support>
+<VPN Configuration, connectedTo, Hardware Procurement>
+<VPN Configuration, connectedTo, User Account Management>
+<Virtual Desktop Infrastructure, connectedTo, Access Control Systems>
+<Virtual Desktop Infrastructure, connectedTo, Hardware Procurement>
+<Virtual Desktop Infrastructure, connectedTo, User Account Management>
+<Virtual Desktop Infrastructure, connectedTo, VPN Configuration>
+<Virtualization, connectedTo, Proxy Server Configuration>
+<Virtualization, partOf, Virtualization>
diff --git a/test/graphviz/scanned_easy/graphviz_312.dot b/test/graphviz/scanned_easy/graphviz_312.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5e42a3c2023249fc7f9b5d157993348db32b90b6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_312.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=RL
+	N0 [label="Continuous Integration" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N1 [label="Monitoring and Logging" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N2 [label="Release Management" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N3 [label="Version Control" color="#CFCFCF" fillcolor="#F6F6F6" shape=Mdiamond style=filled]
+	N4 [label="Performance Metrics Analysis" color="#D2D2D2" fillcolor="#F0F0F0" shape=plaintext style=filled]
+	N5 [label="Infrastructure Provisioning" color="#D2D2D2" fillcolor="#F0F0F0" shape=parallelogram style=filled]
+	N6 [label="Configuration Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N7 [label=Containerization color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N8 [label="Pipeline Automation" color="#D3EB9F" fillcolor="#F8FDD3" shape=parallelogram style=filled]
+	N9 [label=ChatOps color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	S0 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#CFCFCF" fillcolor="#F6F6F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Immutable Infrastructure" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Cross_Functional Team Collaboration" color="#D3EB9F" fillcolor="#F8FDD3" shape=folder style=filled]
+		nest0_1 [label="Canary Releases" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+		nest0_2 [label="Static Code Analysis" color="#D3EB9F" fillcolor="#F8FDD3" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [label="uses serverless" color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Automated Rollbacks" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Feature Flags" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+		nest1_1 [label="Serverless Deployment" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="implements SRE" color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S2 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [label="ensures observability" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label="orchestrates containers" color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_312.txt b/test/graphviz/scanned_easy/graphviz_312.txt
new file mode 100644
index 0000000000000000000000000000000000000000..08e06f5e18d25c8993482978fe6ceca5ccde4d66
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_312.txt
@@ -0,0 +1,30 @@
+<Canary Releases, connectedTo, Static Code Analysis>
+<Canary Releases, partOf, Canary Releases>
+<Configuration Management, implements SRE, Containerization>
+<Containerization, connectedTo, Pipeline Automation>
+<Continuous Integration, connectedTo, Containerization>
+<Continuous Integration, connectedTo, Infrastructure Provisioning>
+<Continuous Integration, connectedTo, Monitoring and Logging>
+<Continuous Integration, connectedTo, Version Control>
+<Cross_Functional Team Collaboration, partOf, Cross_Functional Team Collaboration>
+<Cross_Functional Team Collaboration, uses serverless, Canary Releases>
+<Feature Flags, connectedTo, Serverless Deployment>
+<Feature Flags, partOf, Feature Flags>
+<Infrastructure Provisioning, connectedTo, ChatOps>
+<Infrastructure Provisioning, connectedTo, Configuration Management>
+<Infrastructure Provisioning, connectedTo, Cross_Functional Team Collaboration>
+<Infrastructure Provisioning, connectedTo, Pipeline Automation>
+<Infrastructure Provisioning, ensures observability, Pipeline Automation>
+<Monitoring and Logging, connectedTo, Infrastructure Provisioning>
+<Monitoring and Logging, connectedTo, Release Management>
+<Monitoring and Logging, orchestrates containers, Version Control>
+<Performance Metrics Analysis, connectedTo, Feature Flags>
+<Performance Metrics Analysis, connectedTo, Infrastructure Provisioning>
+<Pipeline Automation, connectedTo, ChatOps>
+<Release Management, connectedTo, Infrastructure Provisioning>
+<Release Management, connectedTo, Version Control>
+<Serverless Deployment, connectedTo, Release Management>
+<Serverless Deployment, partOf, Serverless Deployment>
+<Static Code Analysis, connectedTo, Configuration Management>
+<Static Code Analysis, partOf, Static Code Analysis>
+<Version Control, connectedTo, Performance Metrics Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_313.dot b/test/graphviz/scanned_easy/graphviz_313.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0842e8a20ec01582f73360115bea979a07f2f55e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_313.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=RL
+	N0 [label="Cloud_Native Development" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Game Development" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N2 [label="Compiler Design" color="#DCE775" fillcolor="#F9FBE7" shape=folder style=filled]
+	N3 [label=Documentation color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N4 [label="Architecture Planning" color="#DCE775" fillcolor="#F9FBE7" shape=folder style=filled]
+	N5 [label="System Testing" color="#388E3C" fillcolor="#C8E6C9" shape=oval style=filled]
+	N6 [label="Web Application Development" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N7 [label="Data Structures Implementation" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N8 [label="Testing Frameworks" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	S0 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#388E3C" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Frontend Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Integration Testing" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+		nest0_1 [label="Mobile Application Development" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="develops frontends" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Embedded Systems Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="API Development" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+		nest1_1 [label=Refactoring color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+		nest1_2 [label="Security Hardening" color="#388E3C" fillcolor="#C8E6C9" shape=oval style=filled]
+		nest1_0 -> nest1_1 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N0 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N5 [label="manages versions" color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	S2 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M2 [label="manages databases" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_314.dot b/test/graphviz/scanned_easy/graphviz_314.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e53151dc40289f87c792c64c0f16223ab706f323
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_314.dot
@@ -0,0 +1,70 @@
+digraph {
+	rankdir=RL
+	N0 [label="Assembly Line Optimization" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Environmental Testing" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N2 [label="Testing and Validation" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N3 [label=Prototyping color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N4 [label="Firmware Development" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N5 [label="Circuit Design" color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N6 [label="Cost Optimization" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N7 [label="Thermal Management" color="#61CAC3" fillcolor="#C2E8E6" shape=Mdiamond style=filled]
+	N8 [label="Enclosure Design" color="#F44336" fillcolor="#FFCDD2" shape=folder style=filled]
+	N9 [label="FPGA Design" color="#61CAC3" fillcolor="#C2E8E6" shape=hexagon style=filled]
+	N10 [label="ASIC Design" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N11 [label="Reliability Testing" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N12 [label="Electromagnetic Compatibility Testing" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N13 [label=Documentation color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N14 [label="Component Selection" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N15 [label="Material Selection" color="#61CAC3" fillcolor="#C2E8E6" shape=plaintext style=filled]
+	N16 [label="Schematic Capture" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S1 [label="" color="#61CAC3" fillcolor="#C2E8E6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#E91E63" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Regulatory Compliance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="RF Circuit Design" color="#61CAC3" fillcolor="#C2E8E6" shape=Mdiamond style=filled]
+		nest0_1 [label="Mechanical Design Integration" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+		nest0_2 [label="Low_Power Design" color="#61CAC3" fillcolor="#C2E8E6" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Failure Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Power Integrity Analysis" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest1_1 [label="Optical Module Design" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="creates documentation" color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label="develops firmware" color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label="designs for high speed" color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_314.txt b/test/graphviz/scanned_easy/graphviz_314.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f0d58af0a623a5206e498e82997ef9a026bc2a49
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_314.txt
@@ -0,0 +1,36 @@
+<ASIC Design, connectedTo, Reliability Testing>
+<Assembly Line Optimization, connectedTo, Environmental Testing>
+<Assembly Line Optimization, designs for high speed, Cost Optimization>
+<Circuit Design, creates documentation, Cost Optimization>
+<Component Selection, connectedTo, Material Selection>
+<Cost Optimization, connectedTo, Thermal Management>
+<Documentation, connectedTo, Component Selection>
+<Electromagnetic Compatibility Testing, connectedTo, Documentation>
+<Electromagnetic Compatibility Testing, connectedTo, Power Integrity Analysis>
+<Enclosure Design, connectedTo, FPGA Design>
+<Environmental Testing, connectedTo, Enclosure Design>
+<Environmental Testing, connectedTo, Testing and Validation>
+<FPGA Design, connectedTo, ASIC Design>
+<FPGA Design, connectedTo, RF Circuit Design>
+<Firmware Development, connectedTo, Circuit Design>
+<Firmware Development, connectedTo, Cost Optimization>
+<Firmware Development, develops firmware, Enclosure Design>
+<Low_Power Design, connectedTo, FPGA Design>
+<Low_Power Design, partOf, Low_Power Design>
+<Material Selection, connectedTo, Schematic Capture>
+<Mechanical Design Integration, connectedTo, Low_Power Design>
+<Mechanical Design Integration, partOf, Mechanical Design Integration>
+<Optical Module Design, connectedTo, Enclosure Design>
+<Optical Module Design, partOf, Optical Module Design>
+<Power Integrity Analysis, connectedTo, Optical Module Design>
+<Power Integrity Analysis, partOf, Power Integrity Analysis>
+<Prototyping, connectedTo, Cost Optimization>
+<Prototyping, connectedTo, Firmware Development>
+<RF Circuit Design, connectedTo, Mechanical Design Integration>
+<RF Circuit Design, partOf, RF Circuit Design>
+<Reliability Testing, connectedTo, Electromagnetic Compatibility Testing>
+<Testing and Validation, connectedTo, ASIC Design>
+<Testing and Validation, connectedTo, Cost Optimization>
+<Testing and Validation, connectedTo, Prototyping>
+<Testing and Validation, connectedTo, Schematic Capture>
+<Thermal Management, connectedTo, Enclosure Design>
diff --git a/test/graphviz/scanned_easy/graphviz_315.dot b/test/graphviz/scanned_easy/graphviz_315.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7df64a689d97ae6423782271c5814c5dab5a2156
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_315.dot
@@ -0,0 +1,55 @@
+digraph {
+	rankdir=BT
+	N0 [label="IoT Device Control via App" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Geolocation Services" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N2 [label="Wearable Device Integration" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N3 [label="Cloud Backend for Mobile" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N4 [label="Gamification Elements" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="Database Design for Mobile" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N6 [label="Real_time Communication Features" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N7 [label="Accessibility Features" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N8 [label="Subscription Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	S0 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#BA68C8" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Testing and Debugging" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Backend Integration" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_1 [label="AR or VR Features in Mobile" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest0_2 [label="Payment Gateway Integration" color="#4DB6AC" fillcolor="#E0F2F1" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="processes payments" color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Cross_Platform Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Widget Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest1_1 [label="Deployment to App Stores" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+		nest1_2 [label="Chat Functionality" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="monitors crashes" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest1_0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label="manages permissions" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [label="deploys to stores" color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> S2 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_315.txt b/test/graphviz/scanned_easy/graphviz_315.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dc31308d4102dbc72ec9d9e29c5330c71f1d3a50
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_315.txt
@@ -0,0 +1,28 @@
+<AR or VR Features in Mobile, partOf, AR or VR Features in Mobile>
+<AR or VR Features in Mobile, processes payments, Payment Gateway Integration>
+<Accessibility Features, connectedTo, Subscription Management>
+<Backend Integration, connectedTo, AR or VR Features in Mobile>
+<Backend Integration, partOf, Backend Integration>
+<Chat Functionality, connectedTo, Geolocation Services>
+<Chat Functionality, partOf, Chat Functionality>
+<Cloud Backend for Mobile, connectedTo, Backend Integration>
+<Cloud Backend for Mobile, connectedTo, Gamification Elements>
+<Database Design for Mobile, connectedTo, Real_time Communication Features>
+<Database Design for Mobile, connectedTo, Widget Development>
+<Deployment to App Stores, connectedTo, Chat Functionality>
+<Deployment to App Stores, partOf, Deployment to App Stores>
+<Gamification Elements, connectedTo, Accessibility Features>
+<Gamification Elements, connectedTo, Real_time Communication Features>
+<Gamification Elements, connectedTo, Subscription Management>
+<Gamification Elements, manages permissions, Real_time Communication Features>
+<Gamification Elements, monitors crashes, Database Design for Mobile>
+<Geolocation Services, connectedTo, Wearable Device Integration>
+<IoT Device Control via App, connectedTo, Geolocation Services>
+<Payment Gateway Integration, connectedTo, Subscription Management>
+<Payment Gateway Integration, partOf, Payment Gateway Integration>
+<Real_time Communication Features, connectedTo, Accessibility Features>
+<Wearable Device Integration, connectedTo, Cloud Backend for Mobile>
+<Wearable Device Integration, connectedTo, Database Design for Mobile>
+<Wearable Device Integration, deploys to stores, Subscription Management>
+<Widget Development, connectedTo, Deployment to App Stores>
+<Widget Development, partOf, Widget Development>
diff --git a/test/graphviz/scanned_easy/graphviz_317.txt b/test/graphviz/scanned_easy/graphviz_317.txt
new file mode 100644
index 0000000000000000000000000000000000000000..10e39e89c7a08ed38daaa41ebe03aefbe725eb84
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_317.txt
@@ -0,0 +1,42 @@
+<Competitor Keyword Analysis, connectedTo, International SEO>
+<Content Quality Assessment, connectedTo, Core Web Vitals Optimization>
+<Content Quality Assessment, connectedTo, International SEO>
+<Content Quality Assessment, connectedTo, Ranking Algorithms>
+<Core Web Vitals Optimization, connectedTo, Competitor Keyword Analysis>
+<Core Web Vitals Optimization, connectedTo, Indexing Content>
+<Core Web Vitals Optimization, connectedTo, Penalties Recovery>
+<Featured Snippets Optimization, processes queries, Schema Markup Implementation>
+<Google Analytics Integration, connectedTo, Mobile_First Indexing>
+<Google My Business Management, connectedTo, Personalized Search Results>
+<Google My Business Management, partOf, Google My Business Management>
+<Indexing Content, connectedTo, Ranking Algorithms>
+<International SEO, connectedTo, Google Analytics Integration>
+<Keyword Research, connectedTo, International SEO>
+<Keyword Research, connectedTo, Search Result Display>
+<Keyword Research, uses schema markup, Competitor Keyword Analysis>
+<Local SEO, manages technical SEO, Search Result Display>
+<Local SEO, partOf, Local SEO>
+<Mobile_First Indexing, connectedTo, Featured Snippets Optimization>
+<Mobile_First Indexing, connectedTo, Technical SEO>
+<Negative SEO Prevention, connectedTo, Keyword Research>
+<Negative SEO Prevention, handles negative SEO, Competitor Keyword Analysis>
+<Paid Search Advertising, connectedTo, Rank Tracking>
+<Paid Search Advertising, partOf, Paid Search Advertising>
+<Personalized Search Results, connectedTo, User Intent Understanding>
+<Personalized Search Results, partOf, Personalized Search Results>
+<Rank Tracking, connectedTo, Local SEO>
+<Rank Tracking, partOf, Rank Tracking>
+<Ranking Algorithms, connectedTo, User Experience for Search>
+<Schema Markup Implementation, connectedTo, Penalties Recovery>
+<Search Result Display, connectedTo, Paid Search Advertising>
+<Search Result Display, connectedTo, Voice Search Optimization>
+<Technical SEO, connectedTo, Google My Business Management>
+<Technical SEO, partOf, Technical SEO>
+<User Experience for Search, connectedTo, Competitor Keyword Analysis>
+<User Intent Understanding, connectedTo, International SEO>
+<User Intent Understanding, partOf, User Intent Understanding>
+<Voice Search Optimization, connectedTo, Competitor Keyword Analysis>
+<Voice Search Optimization, connectedTo, Content Quality Assessment>
+<Voice Search Optimization, connectedTo, Indexing Content>
+<Voice Search Optimization, connectedTo, International SEO>
+<Voice Search Optimization, connectedTo, Ranking Algorithms>
diff --git a/test/graphviz/scanned_easy/graphviz_319.dot b/test/graphviz/scanned_easy/graphviz_319.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aeff58fc0f56cbba07c208522d58b04562ed1618
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_319.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=BT
+	N0 [label="Micro_credential Programs" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label="Synchronous Learning" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N2 [label="Technical Support for Students" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N3 [label="Professional Development Courses" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N4 [label="Discussion Forum Moderation" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N5 [label="Student Progress Tracking" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+	N6 [label="Accessibility Features" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N7 [label="AI in Online Education" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N8 [label="Peer_to_Peer Learning" color="#DCE775" fillcolor="#FCFCE7" shape=octagon style=filled]
+	N9 [label="Collaborative Projects" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N10 [label="Assessment Design" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N11 [label="Language Learning Platforms" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	S0 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#DCE775" fillcolor="#FCFCE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#DCE775" fillcolor="#FCFCE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Interactive Learning Activities" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Student Engagement Strategies" color="#E91E63" fillcolor="#F8BBD0" shape=parallelogram style=filled]
+		nest0_1 [label="Virtual Classroom Facilitation" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+		nest0_2 [label="Digital Badges" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Test Preparation Courses" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Learning Management System Administration" color="#E91E63" fillcolor="#F8BBD0" shape=diamond style=filled]
+		nest1_1 [label="Bootcamp Development" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+		nest1_2 [label="Accreditation Management" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+		nest1_3 [label="Content Creation" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [label="integrates AI" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest1_0 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S2 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	S2 -> N11 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_319.txt b/test/graphviz/scanned_easy/graphviz_319.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0231ed68d4d5466c7951cfbc3fa21e2ecee82af7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_319.txt
@@ -0,0 +1,36 @@
+<AI in Online Education, connectedTo, Peer_to_Peer Learning>
+<Accessibility Features, connectedTo, AI in Online Education>
+<Accessibility Features, connectedTo, Learning Management System Administration>
+<Accreditation Management, connectedTo, Content Creation>
+<Accreditation Management, partOf, Accreditation Management>
+<Assessment Design, connectedTo, Language Learning Platforms>
+<Bootcamp Development, connectedTo, Accreditation Management>
+<Bootcamp Development, partOf, Bootcamp Development>
+<Collaborative Projects, connectedTo, Assessment Design>
+<Content Creation, connectedTo, Discussion Forum Moderation>
+<Content Creation, partOf, Content Creation>
+<Digital Badges, connectedTo, Discussion Forum Moderation>
+<Digital Badges, partOf, Digital Badges>
+<Discussion Forum Moderation, connectedTo, Assessment Design>
+<Discussion Forum Moderation, connectedTo, Collaborative Projects>
+<Discussion Forum Moderation, connectedTo, Language Learning Platforms>
+<Discussion Forum Moderation, connectedTo, Student Progress Tracking>
+<Learning Management System Administration, connectedTo, Bootcamp Development>
+<Learning Management System Administration, partOf, Learning Management System Administration>
+<Micro_credential Programs, connectedTo, Peer_to_Peer Learning>
+<Micro_credential Programs, connectedTo, Synchronous Learning>
+<Peer_to_Peer Learning, connectedTo, Assessment Design>
+<Peer_to_Peer Learning, connectedTo, Collaborative Projects>
+<Peer_to_Peer Learning, connectedTo, Language Learning Platforms>
+<Peer_to_Peer Learning, integrates AI, Student Engagement Strategies>
+<Professional Development Courses, connectedTo, Discussion Forum Moderation>
+<Student Engagement Strategies, connectedTo, Virtual Classroom Facilitation>
+<Student Engagement Strategies, partOf, Student Engagement Strategies>
+<Student Progress Tracking, connectedTo, Accessibility Features>
+<Synchronous Learning, connectedTo, Peer_to_Peer Learning>
+<Synchronous Learning, connectedTo, Technical Support for Students>
+<Technical Support for Students, connectedTo, Accessibility Features>
+<Technical Support for Students, connectedTo, Peer_to_Peer Learning>
+<Technical Support for Students, connectedTo, Professional Development Courses>
+<Virtual Classroom Facilitation, connectedTo, Digital Badges>
+<Virtual Classroom Facilitation, partOf, Virtual Classroom Facilitation>
diff --git a/test/graphviz/scanned_easy/graphviz_32.txt b/test/graphviz/scanned_easy/graphviz_32.txt
new file mode 100644
index 0000000000000000000000000000000000000000..70f05a36ce5505069ff46406a4252bdc9f4d2e5f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_32.txt
@@ -0,0 +1,11 @@
+<Customer Loyalty Programs, licenses, Sustainable Fashion Practices>
+<Customer Loyalty Programs, patterns, Return Processing>
+<Distribution, connectedTo, Customer Loyalty Programs>
+<Footwear Production, sells, Styling>
+<Influencer Collaboration, sketches, Distribution>
+<Marketing Campaign, connectedTo, Color Palette Selection>
+<Quality Check, blogs, Sustainable Fashion Practices>
+<Return Processing, audits, Marketing Campaign>
+<Sample Creation, connectedTo, Quality Check>
+<Styling, trends, Influencer Collaboration>
+<Sustainable Fashion Practices, sews, Footwear Production>
diff --git a/test/graphviz/scanned_easy/graphviz_320.dot b/test/graphviz/scanned_easy/graphviz_320.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d0e45bfdbc1e5439c6ad48fe0f1b3168eccd2bed
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_320.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=BT
+	N0 [label="Continuous Course Improvement" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Employer Recognition" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+	N2 [label="Research on MOOC Effectiveness" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+	N3 [label="Platform Selection" color="#E91E63" fillcolor="#FCE4EC" shape=octagon style=filled]
+	N4 [label="Self_Paced Learning Tracks" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Video Lecture Production" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N6 [label="Corporate Training Solutions" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N7 [label="Course Retirement Planning" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N8 [label="Marketing to Global Audience" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+	N9 [label="Course Pilot Testing" color="#4FC3F7" fillcolor="#E1F5FE" shape=octagon style=filled]
+	N10 [label="Financial Aid for Learners" color="#4DB6AC" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N11 [label="Learner Support" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N12 [label="Subscription Models" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N13 [label="Certificate of Completion Issuance" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N14 [label="Assessment Creation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N15 [label="Course Content Development" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
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+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
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+		nest0_0 [label="Discussion Forum Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_1 [label="Specialization or Professional Certificate Programs" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+		nest0_2 [label="Career Pathway Mapping" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Translation and Localization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Gamification for Engagement" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+		nest1_1 [label="Learner Feedback Analysis" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+		nest1_2 [label="University Partnerships" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+		nest1_3 [label="Global Accessibility Features" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="tracks completion" color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="updates content" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="provides readings" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="expands reach" color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
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+	N12 -> N13 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
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+	N14 -> N15 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
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+	S0 -> N7 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [label="translates content" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> S1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [label="analyzes data" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	M0 -> N12 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N12 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_320.txt b/test/graphviz/scanned_easy/graphviz_320.txt
new file mode 100644
index 0000000000000000000000000000000000000000..248ee15cc92b53dd9225e1b3ddd1b1887a1959e2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_320.txt
@@ -0,0 +1,41 @@
+<Assessment Creation, connectedTo, Course Content Development>
+<Career Pathway Mapping, connectedTo, Course Content Development>
+<Career Pathway Mapping, partOf, Career Pathway Mapping>
+<Certificate of Completion Issuance, connectedTo, Assessment Creation>
+<Continuous Course Improvement, analyzes data, Corporate Training Solutions>
+<Continuous Course Improvement, connectedTo, Course Content Development>
+<Continuous Course Improvement, connectedTo, Employer Recognition>
+<Continuous Course Improvement, connectedTo, Platform Selection>
+<Corporate Training Solutions, connectedTo, Course Retirement Planning>
+<Course Pilot Testing, connectedTo, Discussion Forum Management>
+<Course Pilot Testing, connectedTo, Financial Aid for Learners>
+<Course Retirement Planning, provides readings, Marketing to Global Audience>
+<Discussion Forum Management, connectedTo, Specialization or Professional Certificate Programs>
+<Discussion Forum Management, partOf, Discussion Forum Management>
+<Employer Recognition, connectedTo, Research on MOOC Effectiveness>
+<Employer Recognition, connectedTo, Subscription Models>
+<Financial Aid for Learners, connectedTo, Learner Support>
+<Gamification for Engagement, connectedTo, Learner Feedback Analysis>
+<Gamification for Engagement, partOf, Gamification for Engagement>
+<Global Accessibility Features, connectedTo, Financial Aid for Learners>
+<Global Accessibility Features, partOf, Global Accessibility Features>
+<Learner Feedback Analysis, connectedTo, University Partnerships>
+<Learner Feedback Analysis, partOf, Learner Feedback Analysis>
+<Learner Support, connectedTo, Subscription Models>
+<Marketing to Global Audience, expands reach, Course Pilot Testing>
+<Platform Selection, connectedTo, Self_Paced Learning Tracks>
+<Platform Selection, connectedTo, Subscription Models>
+<Research on MOOC Effectiveness, connectedTo, Gamification for Engagement>
+<Research on MOOC Effectiveness, connectedTo, Subscription Models>
+<Research on MOOC Effectiveness, tracks completion, Platform Selection>
+<Self_Paced Learning Tracks, connectedTo, Video Lecture Production>
+<Specialization or Professional Certificate Programs, connectedTo, Career Pathway Mapping>
+<Specialization or Professional Certificate Programs, partOf, Specialization or Professional Certificate Programs>
+<Subscription Models, connectedTo, Certificate of Completion Issuance>
+<University Partnerships, connectedTo, Global Accessibility Features>
+<University Partnerships, partOf, University Partnerships>
+<Video Lecture Production, connectedTo, Assessment Creation>
+<Video Lecture Production, connectedTo, Course Retirement Planning>
+<Video Lecture Production, connectedTo, Subscription Models>
+<Video Lecture Production, translates content, Certificate of Completion Issuance>
+<Video Lecture Production, updates content, Corporate Training Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_321.dot b/test/graphviz/scanned_easy/graphviz_321.dot
new file mode 100644
index 0000000000000000000000000000000000000000..992aaa63c3a87ac236c07322ddb06bd391a53d35
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_321.dot
@@ -0,0 +1,52 @@
+digraph {
+	rankdir=LR
+	N0 [label="Online Course Delivery" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="History Topic Mastery" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N2 [label="Diagnostic Assessment" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N3 [label="Performance Prediction Models" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N4 [label="Stress Management for Exams" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N5 [label="Virtual Proctoring" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N6 [label="Video Lecture Production" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N7 [label="Adaptive Learning Algorithms" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N8 [label="Subject Matter Review" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	S0 [label="" color="#AABEC6" fillcolor="#E0E6E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
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+		nest0_0 [label="Curriculum Development" color="#B8C0F5" fillcolor="#ECF0FD" shape=diamond style=filled]
+		nest0_1 [label="Motivation Coaching" color="#AABEC6" fillcolor="#E0E6E9" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
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+	subgraph cluster_Group1 {
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+		nest1_1 [label="Math Skills Refresher" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+		nest1_2 [label="Parent or Guardian Updates" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+		nest1_3 [label="Time Management Coaching" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+		nest1_0 -> nest1_1 [label=motivates color="#000000" dir=forward penwidth=1.5 style=solid]
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+	nest1_3 -> N3 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
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+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
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+	N3 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
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+	nest1_0 -> N6 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_321.txt b/test/graphviz/scanned_easy/graphviz_321.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f7d732ca6ea1b1e1620839b200d4e95f9a0f43b9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_321.txt
@@ -0,0 +1,28 @@
+<Adaptive Learning Algorithms, connectedTo, Subject Matter Review>
+<Curriculum Development, connectedTo, Motivation Coaching>
+<Curriculum Development, partOf, Curriculum Development>
+<Diagnostic Assessment, connectedTo, Performance Prediction Models>
+<Diagnostic Assessment, connectedTo, Virtual Proctoring>
+<Exam Day Tips, connectedTo, Video Lecture Production>
+<Exam Day Tips, motivates, Math Skills Refresher>
+<Exam Day Tips, partOf, Exam Day Tips>
+<History Topic Mastery, connectedTo, Diagnostic Assessment>
+<History Topic Mastery, connectedTo, Performance Prediction Models>
+<History Topic Mastery, connectedTo, Subject Matter Review>
+<Math Skills Refresher, connectedTo, Parent or Guardian Updates>
+<Math Skills Refresher, partOf, Math Skills Refresher>
+<Motivation Coaching, connectedTo, Stress Management for Exams>
+<Motivation Coaching, partOf, Motivation Coaching>
+<Online Course Delivery, connectedTo, History Topic Mastery>
+<Online Course Delivery, connectedTo, Virtual Proctoring>
+<Parent or Guardian Updates, connectedTo, Time Management Coaching>
+<Parent or Guardian Updates, partOf, Parent or Guardian Updates>
+<Performance Prediction Models, connectedTo, Stress Management for Exams>
+<Performance Prediction Models, connectedTo, Virtual Proctoring>
+<Performance Prediction Models, enrolls, Curriculum Development>
+<Stress Management for Exams, connectedTo, Virtual Proctoring>
+<Time Management Coaching, connectedTo, Performance Prediction Models>
+<Time Management Coaching, partOf, Time Management Coaching>
+<Video Lecture Production, guides, Adaptive Learning Algorithms>
+<Virtual Proctoring, connectedTo, Exam Day Tips>
+<Virtual Proctoring, connectedTo, Video Lecture Production>
diff --git a/test/graphviz/scanned_easy/graphviz_322.dot b/test/graphviz/scanned_easy/graphviz_322.dot
new file mode 100644
index 0000000000000000000000000000000000000000..abe70fe6e18d2e544871bb62375b5ef1fff898eb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_322.dot
@@ -0,0 +1,73 @@
+digraph {
+	rankdir=BT
+	N0 [label="Self_Study Modules" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Interactive Dialogues" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N2 [label="Video Lessons" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N3 [label="Accent Reduction Coaching" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N4 [label="Business Language Training" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N5 [label="Speaking Practice" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
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+	N7 [label="Certification Exam Preparation" color="#FFE69C" fillcolor="#FFF9D4" shape=hexagon style=filled]
+	N8 [label="Gamified Learning Activities" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
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+	N12 [label="Native Speaker Interaction" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N13 [label="Sentence Construction Practice" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
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+		nest1_1 [label="Role_Playing Scenarios" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
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+	N9 -> S0 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [label=reads color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	S1 -> N15 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N9 -> M0 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	M0 -> N13 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N9 -> M1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	M1 -> N11 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_323.dot b/test/graphviz/scanned_easy/graphviz_323.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4d746dce6fdec7151a1c98a80007b66cd3c2dea3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_323.dot
@@ -0,0 +1,78 @@
+digraph {
+	rankdir=LR
+	N0 [label="Recreational Therapy" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Psychiatric Evaluation" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N2 [label="Coping Skill Development" color="#42A5F5" fillcolor="#F1F8FF" shape=octagon style=filled]
+	N3 [label="Anxiety Management" color="#AED581" fillcolor="#F0F4C3" shape=parallelogram style=filled]
+	N4 [label="Counseling Services" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N5 [label="Workplace Mental Health Programs" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N6 [label="Outpatient Program Management" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+	N7 [label="Group Therapy" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N8 [label="Schizophrenia Management" color="#42A5F5" fillcolor="#F1F8FF" shape=octagon style=filled]
+	N9 [label="Trauma Therapy" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N10 [label="Mindfulness Practice" color="#42A5F5" fillcolor="#F1F8FF" shape=oval style=filled]
+	N11 [label="Telehealth Counseling" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+	N12 [label="Depression Treatment" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N13 [label="Diagnosis and Assessment" color="#FFEB3B" fillcolor="#FFF9C4" shape=oval style=filled]
+	N14 [label="Cognitive Behavioral Therapy" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N15 [label="Medication Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N16 [label="Emotional Regulation Training" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+	N17 [label="Relapse Prevention" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N18 [label="Inpatient Treatment Coordination" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	S0 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#AED581" fillcolor="#F0F4C3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Dialectical Behavior Therapy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Digital Mental Health Tools" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+		nest0_1 [label="Peer Support Programs" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+		nest0_2 [label="Bipolar Disorder Management" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Treatment Plan Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Stress Reduction Techniques" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+		nest1_1 [label="Advocacy for Mental Health" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+		nest1_2 [label="Music Therapy" color="#AED581" fillcolor="#F0F4C3" shape=diamond style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [label=coordinates color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=assesses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=advocates color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [label=licenses color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N14 -> nest0_0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [label=records color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest1_0 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N2 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [label=monitors color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N17 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label=integrates color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_324.dot b/test/graphviz/scanned_easy/graphviz_324.dot
new file mode 100644
index 0000000000000000000000000000000000000000..55161ecac83b193d14fecd104a57ad24cfc03cab
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_324.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=LR
+	N0 [label="Dietary Software Usage" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Meal Planning" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N2 [label="Community Nutrition Workshops" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N3 [label="Genetic Nutrition Counseling" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N4 [label="Public Health Nutrition Programs" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N5 [label="Inflammation and Diet" color="#66BB6A" fillcolor="#E8F5E9" shape=parallelogram style=filled]
+	N6 [label="Nutrigenomics Research" color="#AF56A6" fillcolor="#DDCEDD" shape=octagon style=filled]
+	N7 [label="Dietary Supplement Review" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N8 [label="Metabolism Rate Assessment" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N9 [label="Food Fortification Strategies" color="#66BB6A" fillcolor="#E8F5E9" shape=plaintext style=filled]
+	N10 [label="Food Waste Reduction" color="#66BB6A" fillcolor="#E8F5E9" shape=folder style=filled]
+	N11 [label="Micronutrient Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N12 [label="Grocery Shopping Guidance" color="#B8C0F5" fillcolor="#ECF0FD" shape=Mdiamond style=filled]
+	N13 [label="Food Safety Education" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N14 [label="Elderly Nutrition" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	S0 [label="" color="#AF56A6" fillcolor="#DDCEDD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#66BB6A" fillcolor="#E8F5E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#66BB6A" fillcolor="#E8F5E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Personalized Nutrition Plans" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Nutritional Biomarker Analysis" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+		nest0_1 [label="Supplement Recommendation" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Child Nutrition" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Nutritional Counseling" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+		nest1_1 [label="Clinical Nutrition Support" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=supports color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [label=prescribes color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N10 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N1 [label=personalizes color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [label=identifies color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [label=calculates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M1 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	M1 -> N9 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_325.dot b/test/graphviz/scanned_easy/graphviz_325.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7fb01d82aeed36d6f949230e9de993aff5d3e595
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_325.dot
@@ -0,0 +1,70 @@
+digraph {
+	rankdir=BT
+	N0 [label="Workout Planning" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="Personalized Exercise Prescriptions" color="#61CAC3" fillcolor="#C2E8E6" shape=hexagon style=filled]
+	N2 [label="Online Fitness Coaching" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N3 [label="Corporate Wellness Programs" color="#D2D2D2" fillcolor="#F0F0F0" shape=plaintext style=filled]
+	N4 [label="Posture Correction" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N5 [label="Workout Tracking Apps" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N6 [label="Virtual Fitness Classes" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N7 [label="Yoga Instruction" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+	N8 [label="Injury Prevention" color="#D2D2D2" fillcolor="#F0F0F0" shape=parallelogram style=filled]
+	N9 [label="Running Coaching" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	S0 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#61CAC3" fillcolor="#C2E8E6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Pilates Instruction" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Weightlifting Techniques" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+		nest0_1 [label="Cardiovascular Training" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+		nest0_2 [label="Home Workout Programs" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+		nest0_3 [label="Recovery Strategies" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=strengthens color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Functional Fitness Training" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Rehabilitation Exercises" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+		nest1_1 [label="Fitness Assessment" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+		nest1_2 [label="Wearable Fitness Devices" color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+		nest1_3 [label="Mind_Body Connection" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=automates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N9 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [label=stretches color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	S2 -> N7 [label=designs color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label=distributes color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_326.dot b/test/graphviz/scanned_easy/graphviz_326.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f54ac7cff494f833a6b3813e23cad4c0b3ebf8b4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_326.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=TD
+	N0 [label="Nutrition Guidance" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Burnout Prevention" color="#FFCC80" fillcolor="#FFF0CC" shape=Mdiamond style=filled]
+	N2 [label="Massage Therapy" color="#FFCC80" fillcolor="#FFF0CC" shape=octagon style=filled]
+	N3 [label="Biofeedback Training" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N4 [label="Mindfulness Practice" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N5 [label="Detox Programs" color="#4CAF50" fillcolor="#C8E6C9" shape=diamond style=filled]
+	N6 [label="Gratitude Practice" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N7 [label="Longevity Planning" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N8 [label="Breathwork Exercises" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N9 [label="Positive Psychology Application" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N10 [label="Proactive Health Management" color="#4CAF50" fillcolor="#C8E6C9" shape=diamond style=filled]
+	N11 [label="Digital Detox" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N12 [label="Employee Wellness Programs" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N13 [label="Resilience Building" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N14 [label="Work_Life Balance Coaching" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#CD8FF2" fillcolor="#ECCFF5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#4CAF50" fillcolor="#C8E6C9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Gut Health for Wellness" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Nature Connection" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest0_1 [label="Immune System Support" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Stress Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Emotional Well_being" color="#CD8FF2" fillcolor="#ECCFF5" shape=oval style=filled]
+		nest1_1 [label="Financial Wellness Planning" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=engages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N12 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S2 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N4 -> M2 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M2 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	M2 -> N13 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_326.txt b/test/graphviz/scanned_easy/graphviz_326.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1617fcbd141d41208b22864745be1f4acef4eca0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_326.txt
@@ -0,0 +1,34 @@
+<Biofeedback Training, connectedTo, Mindfulness Practice>
+<Breathwork Exercises, connectedTo, Emotional Well_being>
+<Breathwork Exercises, connectedTo, Positive Psychology Application>
+<Burnout Prevention, connectedTo, Massage Therapy>
+<Burnout Prevention, connectedTo, Resilience Building>
+<Detox Programs, connectedTo, Gratitude Practice>
+<Detox Programs, connectedTo, Nature Connection>
+<Detox Programs, connectedTo, Resilience Building>
+<Digital Detox, connectedTo, Employee Wellness Programs>
+<Emotional Well_being, connectedTo, Financial Wellness Planning>
+<Emotional Well_being, partOf, Emotional Well_being>
+<Employee Wellness Programs, engages, Resilience Building>
+<Financial Wellness Planning, connectedTo, Employee Wellness Programs>
+<Financial Wellness Planning, partOf, Financial Wellness Planning>
+<Gratitude Practice, connectedTo, Longevity Planning>
+<Immune System Support, connectedTo, Employee Wellness Programs>
+<Immune System Support, partOf, Immune System Support>
+<Longevity Planning, connectedTo, Breathwork Exercises>
+<Longevity Planning, connectedTo, Positive Psychology Application>
+<Longevity Planning, connectedTo, Resilience Building>
+<Massage Therapy, connectedTo, Biofeedback Training>
+<Massage Therapy, connectedTo, Breathwork Exercises>
+<Massage Therapy, connectedTo, Gratitude Practice>
+<Massage Therapy, connectedTo, Mindfulness Practice>
+<Mindfulness Practice, connectedTo, Detox Programs>
+<Mindfulness Practice, connectedTo, Resilience Building>
+<Nature Connection, connectedTo, Immune System Support>
+<Nature Connection, partOf, Nature Connection>
+<Nutrition Guidance, connectedTo, Burnout Prevention>
+<Positive Psychology Application, connectedTo, Digital Detox>
+<Positive Psychology Application, connectedTo, Employee Wellness Programs>
+<Positive Psychology Application, connectedTo, Proactive Health Management>
+<Proactive Health Management, connectedTo, Digital Detox>
+<Resilience Building, connectedTo, Work_Life Balance Coaching>
diff --git a/test/graphviz/scanned_easy/graphviz_327.dot b/test/graphviz/scanned_easy/graphviz_327.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44212034b70dad419214e02d929ad09c8160d2d4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_327.dot
@@ -0,0 +1,74 @@
+digraph {
+	rankdir=TD
+	N0 [label="Universal Design Principles" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N1 [label="Lighting Design" color="#FFA726" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N2 [label="Healthcare Interior Design" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N3 [label="Commercial Interior Design" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N4 [label="Budget Management" color="#FFA726" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N5 [label="Post_Occupancy Evaluation" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N6 [label="Client Consultation" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N7 [label="Material and Finish Specification" color="#CDDC39" fillcolor="#E6EE9C" shape=hexagon style=filled]
+	N8 [label="Art and Accessory Curation" color="#CDDC39" fillcolor="#E6EE9C" shape=hexagon style=filled]
+	N9 [label="Smart Home Technology Integration" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N10 [label="Construction Documentation" color="#FFA726" fillcolor="#FFF3E0" shape=folder style=filled]
+	N11 [label="Project Management" color="#CDDC39" fillcolor="#E6EE9C" shape=diamond style=filled]
+	N12 [label="Mood Board Creation" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N13 [label="Hospitality Interior Design" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	S0 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFA726" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#CDDC39" fillcolor="#E6EE9C" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#E91E63" fillcolor="#F8BBD0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Installation Supervision" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Space Planning" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+		nest0_1 [label="Color Scheme Selection" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Concept Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Residential Interior Design" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest1_1 [label="Ventilation Planning" color="#CDDC39" fillcolor="#E6EE9C" shape=diamond style=filled]
+		nest1_2 [label="Furniture Selection" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=promotes color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=sketches color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label=audits color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N12 [label=styles color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [label=licenses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [label=designs color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S2 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	M1 -> N5 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_327.txt b/test/graphviz/scanned_easy/graphviz_327.txt
new file mode 100644
index 0000000000000000000000000000000000000000..147c3ab7149d16a801ca83814a2b0076fdadfecb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_327.txt
@@ -0,0 +1,38 @@
+<Art and Accessory Curation, connectedTo, Residential Interior Design>
+<Art and Accessory Curation, connectedTo, Smart Home Technology Integration>
+<Budget Management, connectedTo, Post_Occupancy Evaluation>
+<Budget Management, connectedTo, Space Planning>
+<Client Consultation, connectedTo, Material and Finish Specification>
+<Color Scheme Selection, partOf, Color Scheme Selection>
+<Color Scheme Selection, styles, Mood Board Creation>
+<Commercial Interior Design, connectedTo, Art and Accessory Curation>
+<Commercial Interior Design, connectedTo, Budget Management>
+<Commercial Interior Design, connectedTo, Client Consultation>
+<Commercial Interior Design, connectedTo, Construction Documentation>
+<Commercial Interior Design, connectedTo, Hospitality Interior Design>
+<Commercial Interior Design, connectedTo, Post_Occupancy Evaluation>
+<Construction Documentation, connectedTo, Project Management>
+<Furniture Selection, connectedTo, Hospitality Interior Design>
+<Furniture Selection, partOf, Furniture Selection>
+<Healthcare Interior Design, connectedTo, Commercial Interior Design>
+<Healthcare Interior Design, connectedTo, Post_Occupancy Evaluation>
+<Lighting Design, connectedTo, Healthcare Interior Design>
+<Lighting Design, connectedTo, Hospitality Interior Design>
+<Lighting Design, connectedTo, Post_Occupancy Evaluation>
+<Lighting Design, licenses, Project Management>
+<Material and Finish Specification, sketches, Art and Accessory Curation>
+<Mood Board Creation, audits, Hospitality Interior Design>
+<Post_Occupancy Evaluation, connectedTo, Client Consultation>
+<Post_Occupancy Evaluation, connectedTo, Project Management>
+<Post_Occupancy Evaluation, connectedTo, Smart Home Technology Integration>
+<Post_Occupancy Evaluation, designs, Hospitality Interior Design>
+<Project Management, connectedTo, Mood Board Creation>
+<Residential Interior Design, connectedTo, Ventilation Planning>
+<Residential Interior Design, partOf, Residential Interior Design>
+<Smart Home Technology Integration, connectedTo, Construction Documentation>
+<Space Planning, connectedTo, Color Scheme Selection>
+<Space Planning, partOf, Space Planning>
+<Universal Design Principles, connectedTo, Smart Home Technology Integration>
+<Universal Design Principles, promotes, Lighting Design>
+<Ventilation Planning, connectedTo, Furniture Selection>
+<Ventilation Planning, partOf, Ventilation Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_328.dot b/test/graphviz/scanned_easy/graphviz_328.dot
new file mode 100644
index 0000000000000000000000000000000000000000..382ba22fb19fa1ec5344c8e9cf3f2e019bb03c93
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_328.dot
@@ -0,0 +1,85 @@
+digraph {
+	rankdir=RL
+	N0 [label="Statistical Machine Translation" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Technical Manual Translation" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N2 [label="Simultaneous Interpretation" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label="Offline Translation Capabilities" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N4 [label="Custom Vocabulary Integration" color="#A1887F" fillcolor="#EFEBE9" shape=plaintext style=filled]
+	N5 [label="Customer Support Translation" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N6 [label="Accent Adaptation" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N7 [label="Legal Document Translation" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N8 [label="Sentiment Analysis in Translation" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Language Detection" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N10 [label="Meeting Translation Systems" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N11 [label="Pronunciation Correction" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N12 [label="Speaker Diarization" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N13 [label="Neural Machine Translation" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N14 [label="Noise Reduction for Speech Input" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N15 [label="Glossary Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	S1 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M0 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Social Media Translation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Emotion Detection in Speech" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+		nest0_1 [label="Voice Biometrics" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+		nest0_2 [label="Domain_Specific Translation Models" color="#A1887F" fillcolor="#EFEBE9" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
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+		nest1_0 [label="Rule_Based Machine Translation" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+		nest1_1 [label="Real_Time Captioning" color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+		nest1_2 [label="Continuous Learning Models for Translation" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+		nest1_3 [label="Contextual Understanding" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
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+	nest1_3 -> N2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [label=supports color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N8 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [label=secures color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	M0 -> N15 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N6 -> M2 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N10 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_328.txt b/test/graphviz/scanned_easy/graphviz_328.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9b1a7eaddce8e53483b301f2db0d506ef9ce3a5f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_328.txt
@@ -0,0 +1,48 @@
+<Accent Adaptation, connectedTo, Legal Document Translation>
+<Accent Adaptation, connectedTo, Meeting Translation Systems>
+<Contextual Understanding, connectedTo, Simultaneous Interpretation>
+<Contextual Understanding, partOf, Contextual Understanding>
+<Continuous Learning Models for Translation, connectedTo, Contextual Understanding>
+<Continuous Learning Models for Translation, partOf, Continuous Learning Models for Translation>
+<Custom Vocabulary Integration, connectedTo, Accent Adaptation>
+<Custom Vocabulary Integration, connectedTo, Customer Support Translation>
+<Customer Support Translation, connectedTo, Accent Adaptation>
+<Customer Support Translation, secures, Glossary Management>
+<Domain_Specific Translation Models, connectedTo, Legal Document Translation>
+<Domain_Specific Translation Models, partOf, Domain_Specific Translation Models>
+<Emotion Detection in Speech, connectedTo, Voice Biometrics>
+<Emotion Detection in Speech, partOf, Emotion Detection in Speech>
+<Language Detection, connectedTo, Emotion Detection in Speech>
+<Language Detection, connectedTo, Meeting Translation Systems>
+<Legal Document Translation, connectedTo, Sentiment Analysis in Translation>
+<Meeting Translation Systems, connectedTo, Pronunciation Correction>
+<Neural Machine Translation, connectedTo, Noise Reduction for Speech Input>
+<Noise Reduction for Speech Input, connectedTo, Glossary Management>
+<Offline Translation Capabilities, connectedTo, Accent Adaptation>
+<Offline Translation Capabilities, connectedTo, Custom Vocabulary Integration>
+<Offline Translation Capabilities, connectedTo, Language Detection>
+<Offline Translation Capabilities, connectedTo, Rule_Based Machine Translation>
+<Offline Translation Capabilities, connectedTo, Sentiment Analysis in Translation>
+<Offline Translation Capabilities, supports, Accent Adaptation>
+<Pronunciation Correction, connectedTo, Speaker Diarization>
+<Real_Time Captioning, connectedTo, Continuous Learning Models for Translation>
+<Real_Time Captioning, partOf, Real_Time Captioning>
+<Rule_Based Machine Translation, connectedTo, Real_Time Captioning>
+<Rule_Based Machine Translation, partOf, Rule_Based Machine Translation>
+<Sentiment Analysis in Translation, connectedTo, Glossary Management>
+<Sentiment Analysis in Translation, connectedTo, Language Detection>
+<Simultaneous Interpretation, connectedTo, Accent Adaptation>
+<Simultaneous Interpretation, connectedTo, Meeting Translation Systems>
+<Simultaneous Interpretation, connectedTo, Offline Translation Capabilities>
+<Speaker Diarization, connectedTo, Neural Machine Translation>
+<Statistical Machine Translation, connectedTo, Technical Manual Translation>
+<Technical Manual Translation, connectedTo, Accent Adaptation>
+<Technical Manual Translation, connectedTo, Custom Vocabulary Integration>
+<Technical Manual Translation, connectedTo, Customer Support Translation>
+<Technical Manual Translation, connectedTo, Glossary Management>
+<Technical Manual Translation, connectedTo, Meeting Translation Systems>
+<Technical Manual Translation, connectedTo, Offline Translation Capabilities>
+<Technical Manual Translation, connectedTo, Pronunciation Correction>
+<Technical Manual Translation, connectedTo, Simultaneous Interpretation>
+<Voice Biometrics, connectedTo, Domain_Specific Translation Models>
+<Voice Biometrics, partOf, Voice Biometrics>
diff --git a/test/graphviz/scanned_easy/graphviz_329.dot b/test/graphviz/scanned_easy/graphviz_329.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fbf17dac91e0128f0e060633d9e1cf168a296231
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_329.dot
@@ -0,0 +1,60 @@
+digraph {
+	rankdir=LR
+	N0 [label="Propulsion System Development" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N1 [label="Swarm Robotics for Drones" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N2 [label="Drone Regulations Compliance" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N3 [label="Drone Data Security" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N4 [label="Sensor Integration" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N5 [label="Wildlife Tracking" color="#26A69A" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N6 [label="Precision Agriculture" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N7 [label="Payload Integration" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N8 [label="Battery Management System" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	S0 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#26A69A" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Navigation System" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Ground Control Station Development" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+		nest0_1 [label="Thermal Imaging with Drones" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Data Processing from Drones" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Collision Avoidance Systems" color="#66BB6A" fillcolor="#E8F5E9" shape=Mdiamond style=filled]
+		nest1_1 [label="Flight Planning Software" color="#66BB6A" fillcolor="#E8F5E9" shape=oval style=filled]
+		nest1_2 [label="Urban Air Mobility Planning" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+		nest1_3 [label="Search and Rescue Operations" color="#66BB6A" fillcolor="#E8F5E9" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=licenses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest1_0 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S2 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_33.dot b/test/graphviz/scanned_easy/graphviz_33.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e7a6b8be4866c85dd2a6e4f1184c6e10a3ddca6d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_33.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Employee Engagement Surveys" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N1 [label="Leave Management" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N2 [label="Skill Development Programs" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N3 [label="Succession Planning" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N4 [label="Performance Appraisal" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N5 [label="HR Analytics" color="#E57373" fillcolor="#FFEBEE" shape=Mdiamond style=filled]
+	N6 [label="Exit Interviews" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N7 [label="Employee Relations" color="#9575CD" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N8 [label="Employee Handbook Creation" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N9 [label="HR Policy Development" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=onboards color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=motivates color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=retains color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=policies color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=administers color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=disciplines color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_33.txt b/test/graphviz/scanned_easy/graphviz_33.txt
new file mode 100644
index 0000000000000000000000000000000000000000..56849a34ca756177b9dad3f53625425e928fba42
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_33.txt
@@ -0,0 +1,10 @@
+<Employee Engagement Surveys, connectedTo, Leave Management>
+<Employee Handbook Creation, disciplines, HR Policy Development>
+<Employee Relations, connectedTo, Employee Handbook Creation>
+<Employee Relations, connectedTo, Skill Development Programs>
+<Exit Interviews, connectedTo, Employee Relations>
+<HR Analytics, administers, Exit Interviews>
+<Leave Management, onboards, Skill Development Programs>
+<Performance Appraisal, policies, HR Analytics>
+<Skill Development Programs, motivates, Succession Planning>
+<Succession Planning, retains, Performance Appraisal>
diff --git a/test/graphviz/scanned_easy/graphviz_330.dot b/test/graphviz/scanned_easy/graphviz_330.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ad33a51c9ea9fbf3deb6b1bf559f67364d7776ea
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_330.dot
@@ -0,0 +1,65 @@
+digraph {
+	rankdir=TD
+	N0 [label="Cybersecurity for AVs" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Path Planning" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N2 [label="Automatic Emergency Braking" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N3 [label="Adaptive Cruise Control" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N4 [label="Localization and Mapping" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N5 [label="Software Development" color="#FFEB3B" fillcolor="#FFF9C4" shape=plaintext style=filled]
+	N6 [label="Data Collection and Annotation" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N7 [label="Decision_Making Algorithms" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N8 [label="Vehicle_to_Vehicle Communication" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N9 [label="Fail_Safe Systems" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N10 [label="Insurance Models for AVs" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+	N11 [label="Driver Monitoring Systems" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N12 [label="Accident Reconstruction for AVs" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	S1 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#AABEC6" fillcolor="#E0E6E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Perception System" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Lane Keeping Assist" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+		nest0_1 [label="Predictive Maintenance" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Hardware Design" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Remote Operation Capability" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+		nest1_1 [label="Vehicle_to_Infrastructure Communication" color="#FFEB3B" fillcolor="#FFF9C4" shape=oval style=filled]
+		nest1_2 [label="Motion Control" color="#AABEC6" fillcolor="#E0E6E9" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label=controls color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N11 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N2 [label=fuels color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label=maintains color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M2 -> N8 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_331.dot b/test/graphviz/scanned_easy/graphviz_331.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1eb61bfd3e27c1549ed6afa3df8762a76d657c78
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_331.dot
@@ -0,0 +1,64 @@
+digraph {
+	rankdir=RL
+	N0 [label="Customer Support" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Carbon Emission Tracking" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N2 [label="Accessibility for Users" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N3 [label="Platform Development" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N4 [label="User Rating and Feedback Systems" color="#FFF176" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N5 [label="Geofencing for Operations" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N6 [label="User Registration" color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+	N7 [label="Sustainability Initiatives" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N8 [label="Data Analytics for Usage Patterns" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N9 [label="Car_sharing Services" color="#3F51B5" fillcolor="#C5CAE9" shape=oval style=filled]
+	N10 [label="Fleet Management" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	S0 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Route Optimization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Regulatory Compliance" color="#607D8B" fillcolor="#CFD8DC" shape=oval style=filled]
+		nest0_1 [label="Policy Advocacy for Shared Mobility" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Dynamic Pricing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Maintenance Scheduling" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+		nest1_1 [label="Scooter_sharing Services" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=pays color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=supports color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=services color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest1_0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N6 [label=drives color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S0 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N6 -> S2 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N10 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label=partners color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label=responds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_331.txt b/test/graphviz/scanned_easy/graphviz_331.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aaaf1d6b6dc3fc06e9e0fa6296d109419d3c9dc2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_331.txt
@@ -0,0 +1,32 @@
+<Accessibility for Users, connectedTo, Platform Development>
+<Accessibility for Users, connectedTo, User Rating and Feedback Systems>
+<Car_sharing Services, connectedTo, Fleet Management>
+<Car_sharing Services, connectedTo, Maintenance Scheduling>
+<Carbon Emission Tracking, connectedTo, Accessibility for Users>
+<Carbon Emission Tracking, connectedTo, Data Analytics for Usage Patterns>
+<Carbon Emission Tracking, connectedTo, Platform Development>
+<Carbon Emission Tracking, connectedTo, Sustainability Initiatives>
+<Carbon Emission Tracking, partners, User Rating and Feedback Systems>
+<Customer Support, connectedTo, Carbon Emission Tracking>
+<Customer Support, connectedTo, User Rating and Feedback Systems>
+<Customer Support, responds, Platform Development>
+<Data Analytics for Usage Patterns, services, Car_sharing Services>
+<Geofencing for Operations, connectedTo, User Registration>
+<Maintenance Scheduling, connectedTo, Scooter_sharing Services>
+<Maintenance Scheduling, partOf, Maintenance Scheduling>
+<Platform Development, connectedTo, User Rating and Feedback Systems>
+<Policy Advocacy for Shared Mobility, connectedTo, Geofencing for Operations>
+<Policy Advocacy for Shared Mobility, partOf, Policy Advocacy for Shared Mobility>
+<Regulatory Compliance, connectedTo, Policy Advocacy for Shared Mobility>
+<Regulatory Compliance, partOf, Regulatory Compliance>
+<Scooter_sharing Services, drives, User Registration>
+<Scooter_sharing Services, partOf, Scooter_sharing Services>
+<Sustainability Initiatives, connectedTo, Car_sharing Services>
+<Sustainability Initiatives, connectedTo, Fleet Management>
+<Sustainability Initiatives, connectedTo, Regulatory Compliance>
+<Sustainability Initiatives, supports, Data Analytics for Usage Patterns>
+<User Rating and Feedback Systems, pays, Geofencing for Operations>
+<User Registration, connectedTo, Car_sharing Services>
+<User Registration, connectedTo, Data Analytics for Usage Patterns>
+<User Registration, connectedTo, Fleet Management>
+<User Registration, connectedTo, Sustainability Initiatives>
diff --git a/test/graphviz/scanned_easy/graphviz_332.dot b/test/graphviz/scanned_easy/graphviz_332.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2437f43db87b89e598b63d25042a9b05540ab91c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_332.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=BT
+	N0 [label="Fleet Parking Solutions" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Event Parking Management" color="#81C784" fillcolor="#F1F8E9" shape=oval style=filled]
+	N2 [label="Billing and Reconciliation" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N3 [label="Cloud_based Parking Platforms" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N4 [label="Off_Street Parking Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N5 [label="Permit Management" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N6 [label="Environmental Impact Monitoring" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N7 [label="Smart City Integration for Parking" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N8 [label="Automated Parking Garages" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N9 [label="IoT Sensors for Parking" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N10 [label="Customer Support" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S0 [label="" color="#D3EB9F" fillcolor="#F8FDD3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Dynamic Pricing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Electric Vehicle Charging Integration" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+		nest0_1 [label="Integration with Navigation Apps" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+		nest0_2 [label="Mobile Parking Apps" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+		nest0_3 [label="Maintenance of Systems" color="#B0C5CD" fillcolor="#DFE7EB" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="License Plate Recognition" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Navigation to Open Space" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_1 [label="User Experience Design for Apps" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_2 [label="Real_Time Information Display" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_3 [label="Barrier Gate Control" color="#B0C5CD" fillcolor="#DFE7EB" shape=oval style=filled]
+		nest1_0 -> nest1_1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=measures color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=upgrades color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N2 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N9 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N1 -> S2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S2 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_332.txt b/test/graphviz/scanned_easy/graphviz_332.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3f0e35e95f6e8435800444902acd62ae218156a8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_332.txt
@@ -0,0 +1,41 @@
+<Automated Parking Garages, upgrades, IoT Sensors for Parking>
+<Barrier Gate Control, connectedTo, IoT Sensors for Parking>
+<Barrier Gate Control, partOf, Barrier Gate Control>
+<Billing and Reconciliation, connectedTo, Cloud_based Parking Platforms>
+<Billing and Reconciliation, connectedTo, Environmental Impact Monitoring>
+<Billing and Reconciliation, connectedTo, IoT Sensors for Parking>
+<Billing and Reconciliation, connectedTo, Off_Street Parking Management>
+<Billing and Reconciliation, connectedTo, Permit Management>
+<Billing and Reconciliation, connectedTo, Smart City Integration for Parking>
+<Cloud_based Parking Platforms, connectedTo, Off_Street Parking Management>
+<Electric Vehicle Charging Integration, connectedTo, Integration with Navigation Apps>
+<Electric Vehicle Charging Integration, partOf, Electric Vehicle Charging Integration>
+<Environmental Impact Monitoring, connectedTo, Smart City Integration for Parking>
+<Event Parking Management, connectedTo, Billing and Reconciliation>
+<Event Parking Management, connectedTo, Customer Support>
+<Event Parking Management, connectedTo, Environmental Impact Monitoring>
+<Event Parking Management, connectedTo, Navigation to Open Space>
+<Event Parking Management, connectedTo, Permit Management>
+<Fleet Parking Solutions, connectedTo, Event Parking Management>
+<Fleet Parking Solutions, connectedTo, Permit Management>
+<Integration with Navigation Apps, connectedTo, Mobile Parking Apps>
+<Integration with Navigation Apps, partOf, Integration with Navigation Apps>
+<IoT Sensors for Parking, connectedTo, Customer Support>
+<IoT Sensors for Parking, connectedTo, Electric Vehicle Charging Integration>
+<Maintenance of Systems, connectedTo, Billing and Reconciliation>
+<Maintenance of Systems, partOf, Maintenance of Systems>
+<Mobile Parking Apps, connectedTo, Maintenance of Systems>
+<Mobile Parking Apps, partOf, Mobile Parking Apps>
+<Navigation to Open Space, connectedTo, User Experience Design for Apps>
+<Navigation to Open Space, partOf, Navigation to Open Space>
+<Off_Street Parking Management, connectedTo, Permit Management>
+<Permit Management, connectedTo, Automated Parking Garages>
+<Permit Management, connectedTo, Customer Support>
+<Permit Management, connectedTo, Environmental Impact Monitoring>
+<Permit Management, connectedTo, IoT Sensors for Parking>
+<Permit Management, connectedTo, Smart City Integration for Parking>
+<Real_Time Information Display, connectedTo, Barrier Gate Control>
+<Real_Time Information Display, partOf, Real_Time Information Display>
+<Smart City Integration for Parking, measures, Automated Parking Garages>
+<User Experience Design for Apps, connectedTo, Real_Time Information Display>
+<User Experience Design for Apps, partOf, User Experience Design for Apps>
diff --git a/test/graphviz/scanned_easy/graphviz_333.txt b/test/graphviz/scanned_easy/graphviz_333.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d9a720baa5804843270578b2a9644c18f1b7281e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_333.txt
@@ -0,0 +1,37 @@
+<API Integration for Partners, connectedTo, Audience Segmentation>
+<API Integration for Partners, connectedTo, Biometric Ticketing>
+<Agent Network Management, connectedTo, Event Creation>
+<Agent Network Management, partOf, Agent Network Management>
+<Airline Ticketing, connectedTo, Theater Ticketing>
+<Analytics on Sales Data, connectedTo, Venue Capacity Management>
+<Analytics on Sales Data, partOf, Analytics on Sales Data>
+<Audience Segmentation, connectedTo, Promotional Code Management>
+<Audience Segmentation, connectedTo, Queue Management>
+<Biometric Ticketing, connectedTo, Scalper Prevention>
+<Customer Relationship Management Integration, connectedTo, Pricing Configuration>
+<Dynamic Pricing, connectedTo, Analytics on Sales Data>
+<Dynamic Pricing, partOf, Dynamic Pricing>
+<Event Creation, connectedTo, Post_Event Feedback Collection>
+<Event Creation, partOf, Event Creation>
+<Fan Loyalty Programs, connectedTo, API Integration for Partners>
+<Fan Loyalty Programs, connectedTo, Customer Relationship Management Integration>
+<Fan Loyalty Programs, connectedTo, Pricing Configuration>
+<Fan Loyalty Programs, connectedTo, Theater Ticketing>
+<Personalized Ticket Offers, connectedTo, Biometric Ticketing>
+<Personalized Ticket Offers, connectedTo, Dynamic Pricing>
+<Personalized Ticket Offers, connectedTo, Fan Loyalty Programs>
+<Personalized Ticket Offers, connectedTo, Queue Management>
+<Post_Event Feedback Collection, connectedTo, Scalper Prevention>
+<Post_Event Feedback Collection, partOf, Post_Event Feedback Collection>
+<Pricing Configuration, connectedTo, Ticket Delivery>
+<Promotional Code Management, connectedTo, Ticket Delivery>
+<Promotional Code Management, connectedTo, Venue Capacity Management>
+<Queue Management, connectedTo, Airline Ticketing>
+<Scalper Prevention, connectedTo, Agent Network Management>
+<Scalper Prevention, connectedTo, Queue Management>
+<Sports Event Ticketing, connectedTo, Customer Relationship Management Integration>
+<Theater Ticketing, connectedTo, Sports Event Ticketing>
+<Ticket Sales, connectedTo, Biometric Ticketing>
+<Ticket Sales, connectedTo, Personalized Ticket Offers>
+<Venue Capacity Management, connectedTo, Biometric Ticketing>
+<Venue Capacity Management, connectedTo, Ticket Delivery>
diff --git a/test/graphviz/scanned_easy/graphviz_334.dot b/test/graphviz/scanned_easy/graphviz_334.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e7e48831bb5cb43794ff4317624606dc4b6175ae
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_334.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=RL
+	N0 [label="Blockchain for Voting" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Voting Machine Design" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N2 [label="Voter Privacy Protection" color="#FBC02D" fillcolor="#FFFDE7" shape=oval style=filled]
+	N3 [label=Auditability color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N4 [label="Vote Counting" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N5 [label="Hardware Tamper Detection" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N6 [label="Ballot Creation" color="#FBC02D" fillcolor="#FFFDE7" shape=oval style=filled]
+	N7 [label="Post_Election Audits" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N8 [label="Election Official Training" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N9 [label="Cryptographic Security" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N10 [label="Public Trust Building" color="#AB47BC" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N11 [label="Voter Authentication" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N12 [label="Results Aggregation" color="#FBC02D" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N13 [label="Software Integrity Checks" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N14 [label="Remote Voting Solutions" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N15 [label="Secure Data Transmission" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N16 [label="Zero_Knowledge Proofs for Privacy" color="#FBC02D" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N17 [label="Security Protocols" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	S0 [label="" color="#AB47BC" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AB47BC" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#F06292" fillcolor="#FCE4EC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Risk Management for Elections" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Undue Influence Prevention" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_1 [label="Accessibility Features" color="#AB47BC" fillcolor="#F3E5F5" shape=diamond style=filled]
+		nest0_2 [label="Optical Scan Systems" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+		nest0_3 [label="Penetration Testing" color="#F06292" fillcolor="#FCE4EC" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Online Voting Systems" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Cybersecurity for Voting Systems" color="#FBC02D" fillcolor="#FFFDE7" shape=folder style=filled]
+		nest1_1 [label="Biometric Voter ID" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+		nest1_2 [label="Anonymous Credential Systems" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=reports color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=casts color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [label=upgrades color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [label=educates color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N13 -> nest0_0 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest1_0 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N17 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [label=prevents color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> S1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N17 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N10 -> M0 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N14 -> M0 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N17 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_334.txt b/test/graphviz/scanned_easy/graphviz_334.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e08c5c52239b1830066d482a8aed47c596b181c0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_334.txt
@@ -0,0 +1,42 @@
+<Accessibility Features, connectedTo, Optical Scan Systems>
+<Accessibility Features, partOf, Accessibility Features>
+<Anonymous Credential Systems, connectedTo, Security Protocols>
+<Anonymous Credential Systems, partOf, Anonymous Credential Systems>
+<Auditability, connectedTo, Vote Counting>
+<Ballot Creation, connectedTo, Post_Election Audits>
+<Biometric Voter ID, connectedTo, Anonymous Credential Systems>
+<Biometric Voter ID, partOf, Biometric Voter ID>
+<Blockchain for Voting, reports, Voting Machine Design>
+<Cryptographic Security, connectedTo, Public Trust Building>
+<Cybersecurity for Voting Systems, connectedTo, Biometric Voter ID>
+<Cybersecurity for Voting Systems, partOf, Cybersecurity for Voting Systems>
+<Election Official Training, connectedTo, Cryptographic Security>
+<Election Official Training, connectedTo, Cybersecurity for Voting Systems>
+<Hardware Tamper Detection, connectedTo, Ballot Creation>
+<Hardware Tamper Detection, connectedTo, Security Protocols>
+<Hardware Tamper Detection, connectedTo, Zero_Knowledge Proofs for Privacy>
+<Optical Scan Systems, connectedTo, Penetration Testing>
+<Optical Scan Systems, partOf, Optical Scan Systems>
+<Penetration Testing, connectedTo, Public Trust Building>
+<Penetration Testing, partOf, Penetration Testing>
+<Post_Election Audits, connectedTo, Election Official Training>
+<Public Trust Building, casts, Voter Authentication>
+<Public Trust Building, connectedTo, Security Protocols>
+<Remote Voting Solutions, connectedTo, Security Protocols>
+<Remote Voting Solutions, upgrades, Secure Data Transmission>
+<Results Aggregation, connectedTo, Software Integrity Checks>
+<Secure Data Transmission, connectedTo, Zero_Knowledge Proofs for Privacy>
+<Software Integrity Checks, connectedTo, Remote Voting Solutions>
+<Software Integrity Checks, connectedTo, Undue Influence Prevention>
+<Undue Influence Prevention, connectedTo, Accessibility Features>
+<Undue Influence Prevention, partOf, Undue Influence Prevention>
+<Vote Counting, connectedTo, Hardware Tamper Detection>
+<Vote Counting, connectedTo, Security Protocols>
+<Voter Authentication, connectedTo, Results Aggregation>
+<Voter Privacy Protection, connectedTo, Auditability>
+<Voting Machine Design, connectedTo, Hardware Tamper Detection>
+<Voting Machine Design, connectedTo, Results Aggregation>
+<Voting Machine Design, connectedTo, Software Integrity Checks>
+<Voting Machine Design, connectedTo, Voter Privacy Protection>
+<Voting Machine Design, prevents, Secure Data Transmission>
+<Zero_Knowledge Proofs for Privacy, educates, Security Protocols>
diff --git a/test/graphviz/scanned_easy/graphviz_336.dot b/test/graphviz/scanned_easy/graphviz_336.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7dc361771ae4004878ae58c49fd72ce09a961527
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_336.dot
@@ -0,0 +1,64 @@
+digraph {
+	rankdir=BT
+	N0 [label="Poster Session Preparation" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N1 [label="Data Management Plan" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N2 [label="Plagiarism Detection" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N3 [label="Thesis or Dissertation Writing" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N4 [label="Experiment Design" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N5 [label="Theory Development" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N6 [label="Intellectual Property in Research" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N7 [label="Open Science Practices" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N8 [label="Reproducibility Studies" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N9 [label="Academic Mentorship" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	S0 [label="" color="#4285F4" fillcolor="#D0E0F8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#4285F4" fillcolor="#D0E0F8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Research Collaboration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Qualitative Analysis" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+		nest0_1 [label="Research Design" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Grant Proposal Writing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Citation Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+		nest1_1 [label="Survey Design" color="#CFCFCF" fillcolor="#F6F6F6" shape=parallelogram style=filled]
+		nest1_2 [label="Presentation at Conferences" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N6 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N3 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N5 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M1 -> N6 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	M2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_337.dot b/test/graphviz/scanned_easy/graphviz_337.dot
new file mode 100644
index 0000000000000000000000000000000000000000..19f13ef6c3a52ce3684d0346b8a5aa57ce04a67b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_337.dot
@@ -0,0 +1,67 @@
+digraph {
+	rankdir=TD
+	N0 [label="Personalized Recommendations" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N1 [label="Search Functionality" color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+	N2 [label="Open Access Repository Management" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N3 [label="Federated Search" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N4 [label="User Training on Systems" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N5 [label="Circulation Management" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N6 [label="System Security" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Cataloging and Classification" color="#94C0C0" fillcolor="#CADEDE" shape=oval style=filled]
+	N8 [label="User Account Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+	N9 [label="Online Public Access Catalog" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N10 [label="Metadata Creation" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N11 [label="Digital Resource Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N12 [label=Acquisitions color="#4FC3F7" fillcolor="#E1F5FE" shape=octagon style=filled]
+	N13 [label="Interlibrary Loan" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	S0 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#4FC3F7" fillcolor="#E1F5FE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Serials Control" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Reporting and Analytics" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+		nest0_1 [label="Subject Indexing" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+		nest0_2 [label="Preservation of Materials" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+		nest0_3 [label="Resource Sharing Networks" color="#94C0C0" fillcolor="#CADEDE" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Collection Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Technical Support for Systems" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+		nest1_1 [label="Digitization Projects" color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+		nest1_2 [label="Patron Services" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest1_0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N12 [label=digitizes color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N10 -> S0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [label=migrates color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N9 -> S2 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	S2 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_337.txt b/test/graphviz/scanned_easy/graphviz_337.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e915c21c1aa9e05d3d32ad34a3a409c8107eaf5a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_337.txt
@@ -0,0 +1,36 @@
+<Acquisitions, connectedTo, Interlibrary Loan>
+<Cataloging and Classification, connectedTo, User Account Management>
+<Circulation Management, connectedTo, System Security>
+<Digital Resource Management, connectedTo, Acquisitions>
+<Digital Resource Management, connectedTo, Reporting and Analytics>
+<Digitization Projects, connectedTo, Patron Services>
+<Digitization Projects, partOf, Digitization Projects>
+<Federated Search, connectedTo, User Training on Systems>
+<Metadata Creation, connectedTo, Acquisitions>
+<Metadata Creation, connectedTo, Digital Resource Management>
+<Metadata Creation, connectedTo, Interlibrary Loan>
+<Metadata Creation, connectedTo, Technical Support for Systems>
+<Online Public Access Catalog, connectedTo, Digital Resource Management>
+<Online Public Access Catalog, connectedTo, Interlibrary Loan>
+<Online Public Access Catalog, connectedTo, Metadata Creation>
+<Open Access Repository Management, connectedTo, Federated Search>
+<Patron Services, digitizes, Acquisitions>
+<Patron Services, partOf, Patron Services>
+<Personalized Recommendations, connectedTo, Search Functionality>
+<Preservation of Materials, connectedTo, Resource Sharing Networks>
+<Preservation of Materials, partOf, Preservation of Materials>
+<Reporting and Analytics, connectedTo, Subject Indexing>
+<Reporting and Analytics, partOf, Reporting and Analytics>
+<Resource Sharing Networks, connectedTo, User Training on Systems>
+<Resource Sharing Networks, partOf, Resource Sharing Networks>
+<Search Functionality, connectedTo, Open Access Repository Management>
+<Subject Indexing, connectedTo, Preservation of Materials>
+<Subject Indexing, partOf, Subject Indexing>
+<System Security, connectedTo, Cataloging and Classification>
+<Technical Support for Systems, connectedTo, Digitization Projects>
+<Technical Support for Systems, partOf, Technical Support for Systems>
+<User Account Management, connectedTo, Acquisitions>
+<User Account Management, connectedTo, Metadata Creation>
+<User Account Management, connectedTo, Online Public Access Catalog>
+<User Account Management, migrates, Interlibrary Loan>
+<User Training on Systems, connectedTo, Circulation Management>
diff --git a/test/graphviz/scanned_easy/graphviz_339.dot b/test/graphviz/scanned_easy/graphviz_339.dot
new file mode 100644
index 0000000000000000000000000000000000000000..89f17f406650ea55abe06668a32eeb8373a86edd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_339.dot
@@ -0,0 +1,62 @@
+digraph {
+	rankdir=RL
+	N0 [label="Collection Digitization" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="Visitor Analytics" color="#FFB74D" fillcolor="#FFF3E0" shape=octagon style=filled]
+	N2 [label="Security Systems Integration" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N3 [label="3D Printing for Replicas" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N4 [label="Ticketing and Visitor Systems" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N5 [label="Environmental Control Systems" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+	N6 [label="Wayfinding Systems" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N7 [label="Online Shop Integration" color="#8C9EFF" fillcolor="#D3D7EB" shape=plaintext style=filled]
+	N8 [label="RFID for Object Tracking" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#D2D2D2" fillcolor="#F0F0F0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFB74D" fillcolor="#FFF3E0" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Cybersecurity for Museum Data" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Crowdsourcing for Collections" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_1 [label="3D Scanning of Artifacts" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_2 [label="Exhibition Design" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+		nest0_3 [label="Augmented Reality Experiences" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label=designs color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Digital Signage" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Multisensory Exhibits" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+		nest1_1 [label="Fundraising Technology" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+		nest1_2 [label="Visitor Flow Analysis" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
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+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=guides color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [label=restores color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_339.txt b/test/graphviz/scanned_easy/graphviz_339.txt
new file mode 100644
index 0000000000000000000000000000000000000000..60243f252cb608e386594d9d029423c34e676031
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_339.txt
@@ -0,0 +1,34 @@
+<3D Printing for Replicas, connectedTo, Crowdsourcing for Collections>
+<3D Printing for Replicas, connectedTo, Multisensory Exhibits>
+<3D Printing for Replicas, connectedTo, Ticketing and Visitor Systems>
+<3D Scanning of Artifacts, connectedTo, Exhibition Design>
+<3D Scanning of Artifacts, partOf, 3D Scanning of Artifacts>
+<Augmented Reality Experiences, connectedTo, Online Shop Integration>
+<Augmented Reality Experiences, partOf, Augmented Reality Experiences>
+<Collection Digitization, connectedTo, 3D Printing for Replicas>
+<Collection Digitization, connectedTo, RFID for Object Tracking>
+<Collection Digitization, connectedTo, Visitor Analytics>
+<Collection Digitization, connectedTo, Wayfinding Systems>
+<Crowdsourcing for Collections, designs, 3D Scanning of Artifacts>
+<Crowdsourcing for Collections, partOf, Crowdsourcing for Collections>
+<Environmental Control Systems, connectedTo, RFID for Object Tracking>
+<Environmental Control Systems, guides, Wayfinding Systems>
+<Exhibition Design, connectedTo, Augmented Reality Experiences>
+<Exhibition Design, partOf, Exhibition Design>
+<Fundraising Technology, connectedTo, Visitor Flow Analysis>
+<Fundraising Technology, partOf, Fundraising Technology>
+<Multisensory Exhibits, connectedTo, Fundraising Technology>
+<Multisensory Exhibits, partOf, Multisensory Exhibits>
+<Online Shop Integration, connectedTo, RFID for Object Tracking>
+<Security Systems Integration, connectedTo, 3D Printing for Replicas>
+<Ticketing and Visitor Systems, connectedTo, Environmental Control Systems>
+<Ticketing and Visitor Systems, connectedTo, Online Shop Integration>
+<Ticketing and Visitor Systems, connectedTo, RFID for Object Tracking>
+<Ticketing and Visitor Systems, connectedTo, Wayfinding Systems>
+<Ticketing and Visitor Systems, restores, RFID for Object Tracking>
+<Visitor Analytics, connectedTo, 3D Printing for Replicas>
+<Visitor Analytics, connectedTo, Security Systems Integration>
+<Visitor Flow Analysis, connectedTo, Ticketing and Visitor Systems>
+<Visitor Flow Analysis, partOf, Visitor Flow Analysis>
+<Wayfinding Systems, connectedTo, Online Shop Integration>
+<Wayfinding Systems, connectedTo, RFID for Object Tracking>
diff --git a/test/graphviz/scanned_easy/graphviz_34.dot b/test/graphviz/scanned_easy/graphviz_34.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1db3d662ac704f787bc1efe56594e2c671905239
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_34.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Interview Panel Coordination" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Executive Search" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+	N2 [label="Internal Mobility" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N3 [label="Offer Extension" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N4 [label="Campus Recruitment" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N5 [label="Psychometric Testing" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N6 [label="Passive Candidate Engagement" color="#FFF176" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N7 [label="Interview Conducting" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N8 [label="Job Description Creation" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N9 [label="Reference Checking" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+	N10 [label="Video Interviewing" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=matches color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=headhunts color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=interviews color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=consults color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=educates color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=communicates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N10 -> N7 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_340.txt b/test/graphviz/scanned_easy/graphviz_340.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ef0b64aaee13c05fc1dd234b2496551b43d31985
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_340.txt
@@ -0,0 +1,30 @@
+<CSR Reporting, connectedTo, Reporting Mechanisms>
+<CSR Reporting, partOf, CSR Reporting>
+<Code of Conduct Implementation, connectedTo, Policy Development>
+<Code of Conduct Implementation, detects, Data Ethics>
+<Compliance Software Implementation, connectedTo, Ethical Decision_Making Frameworks>
+<Compliance Software Implementation, partOf, Compliance Software Implementation>
+<Data Ethics, connectedTo, ESG Integration>
+<Data Ethics, partOf, Data Ethics>
+<Data Privacy Compliance, connectedTo, Regulatory Interpretation>
+<ESG Integration, connectedTo, Compliance Software Implementation>
+<ESG Integration, partOf, ESG Integration>
+<Environmental Compliance, connectedTo, Third_Party Due Diligence>
+<Ethical AI Guidelines, connectedTo, Code of Conduct Implementation>
+<Ethical Decision_Making Frameworks, connectedTo, CSR Reporting>
+<Ethical Decision_Making Frameworks, connectedTo, Incident Response Planning>
+<Ethical Leadership Development, connectedTo, Ethics Committee Formation>
+<Ethical Leadership Development, partOf, Ethical Leadership Development>
+<Ethics Committee Formation, connectedTo, Data Privacy Compliance>
+<Incident Response Planning, reports, Ethics Committee Formation>
+<Legal Advisory, connectedTo, Environmental Compliance>
+<Legal Advisory, connectedTo, Incident Response Planning>
+<Policy Development, prevents, Ethical Decision_Making Frameworks>
+<Reporting Mechanisms, connectedTo, Ethical Leadership Development>
+<Reporting Mechanisms, partOf, Reporting Mechanisms>
+<Stakeholder Engagement on Ethics, connectedTo, Ethical Decision_Making Frameworks>
+<Stakeholder Engagement on Ethics, connectedTo, Legal Advisory>
+<Stakeholder Engagement on Ethics, connectedTo, Policy Development>
+<Stakeholder Engagement on Ethics, connectedTo, Regulatory Interpretation>
+<Third_Party Due Diligence, connectedTo, Ethical AI Guidelines>
+<Third_Party Due Diligence, connectedTo, Policy Development>
diff --git a/test/graphviz/scanned_easy/graphviz_341.dot b/test/graphviz/scanned_easy/graphviz_341.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dd2afa12d8f79a97c5de546a87014926bd9af2ac
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_341.dot
@@ -0,0 +1,61 @@
+digraph {
+	rankdir=LR
+	N0 [label="Forensic Entomology" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Courtroom Presentation" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N2 [label="Polygraph Examination" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N3 [label="Trace Evidence Analysis" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+	N4 [label="Chain of Custody Management" color="#26A69A" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N5 [label="Fingerprint Analysis" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N6 [label="Forensic Anthropology" color="#388E3C" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N7 [label="Cloud Forensics" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N8 [label="Document Examination" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N9 [label="Forensic Photography" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N10 [label="Forensic Interviewing" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N11 [label="Forensic Odontology" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	S0 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#26A69A" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#26A69A" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#64B5F6" fillcolor="#E3F2FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Vehicle Forensics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Mobile Device Forensics" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+		nest0_1 [label="Forensic Botany" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FCE4EC" fontname=Helvetica fontsize=10 label="Evidence Collection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Crime Database Search" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+		nest1_1 [label="Network Forensics" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=reconstructs color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N11 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N11 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N8 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> S1 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	S2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=fingerprints color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_341.txt b/test/graphviz/scanned_easy/graphviz_341.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6492c21b84af30b8f8a07452b9fc6f590383b366
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_341.txt
@@ -0,0 +1,28 @@
+<Chain of Custody Management, connectedTo, Cloud Forensics>
+<Chain of Custody Management, connectedTo, Fingerprint Analysis>
+<Chain of Custody Management, connectedTo, Forensic Odontology>
+<Chain of Custody Management, connectedTo, Forensic Photography>
+<Cloud Forensics, connectedTo, Document Examination>
+<Courtroom Presentation, connectedTo, Crime Database Search>
+<Courtroom Presentation, connectedTo, Mobile Device Forensics>
+<Courtroom Presentation, connectedTo, Polygraph Examination>
+<Courtroom Presentation, fingerprints, Trace Evidence Analysis>
+<Crime Database Search, connectedTo, Network Forensics>
+<Crime Database Search, partOf, Crime Database Search>
+<Document Examination, connectedTo, Forensic Interviewing>
+<Document Examination, connectedTo, Forensic Odontology>
+<Document Examination, connectedTo, Forensic Photography>
+<Fingerprint Analysis, connectedTo, Forensic Anthropology>
+<Forensic Anthropology, connectedTo, Cloud Forensics>
+<Forensic Botany, connectedTo, Forensic Odontology>
+<Forensic Botany, partOf, Forensic Botany>
+<Forensic Entomology, connectedTo, Courtroom Presentation>
+<Forensic Entomology, connectedTo, Trace Evidence Analysis>
+<Forensic Interviewing, connectedTo, Forensic Odontology>
+<Forensic Photography, reconstructs, Forensic Interviewing>
+<Mobile Device Forensics, connectedTo, Forensic Botany>
+<Mobile Device Forensics, partOf, Mobile Device Forensics>
+<Network Forensics, connectedTo, Forensic Odontology>
+<Network Forensics, partOf, Network Forensics>
+<Polygraph Examination, connectedTo, Trace Evidence Analysis>
+<Trace Evidence Analysis, connectedTo, Chain of Custody Management>
diff --git a/test/graphviz/scanned_easy/graphviz_342.dot b/test/graphviz/scanned_easy/graphviz_342.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4e4bc4168a58226bf80dff006219658b86f36788
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_342.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=BT
+	N0 [label="Post_Incident Recovery" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Early Warning Systems" color="#6EB76D" fillcolor="#E9F7E8" shape=parallelogram style=filled]
+	N2 [label="Cybersecurity Defense" color="#6EB76D" fillcolor="#E9F7E8" shape=parallelogram style=filled]
+	N3 [label="Surveillance and Monitoring" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N4 [label="Chemical Biological Radiological Nuclear Defense" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N5 [label="Military Counterterrorism" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N6 [label="Radicalization Prevention" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N7 [label="Homeland Security Planning" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N8 [label="Drone Countermeasures" color="#FFCC7A" fillcolor="#FFF6D9" shape=parallelogram style=filled]
+	N9 [label="Intelligence Gathering" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+	N10 [label="Law Enforcement Operations" color="#8C9EFF" fillcolor="#D3D7EB" shape=Mdiamond style=filled]
+	N11 [label="Biometric Screening" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N12 [label=Counter_Propaganda color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	S0 [label="" color="#6EB76D" fillcolor="#E9F7E8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#6EB76D" fillcolor="#E9F7E8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#8C9EFF" fillcolor="#D3D7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Behavioral Threat Assessment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Risk_Based Security Measures" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+		nest0_1 [label="Target Hardening" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label=trains color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Hostage Negotiation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Crisis Response Planning" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+		nest1_1 [label="Data Analytics for Terrorism" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=policies_develops color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=prevents color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest1_0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N4 [label=technologies_applies color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_342.txt b/test/graphviz/scanned_easy/graphviz_342.txt
new file mode 100644
index 0000000000000000000000000000000000000000..058c67c0bcfaee905ef39b37f2d85ca3b8598f60
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_342.txt
@@ -0,0 +1,29 @@
+<Biometric Screening, connectedTo, Counter_Propaganda>
+<Chemical Biological Radiological Nuclear Defense, connectedTo, Military Counterterrorism>
+<Crisis Response Planning, connectedTo, Data Analytics for Terrorism>
+<Crisis Response Planning, partOf, Crisis Response Planning>
+<Cybersecurity Defense, connectedTo, Chemical Biological Radiological Nuclear Defense>
+<Cybersecurity Defense, connectedTo, Surveillance and Monitoring>
+<Data Analytics for Terrorism, connectedTo, Surveillance and Monitoring>
+<Data Analytics for Terrorism, partOf, Data Analytics for Terrorism>
+<Drone Countermeasures, connectedTo, Intelligence Gathering>
+<Early Warning Systems, connectedTo, Chemical Biological Radiological Nuclear Defense>
+<Early Warning Systems, connectedTo, Cybersecurity Defense>
+<Homeland Security Planning, policies_develops, Drone Countermeasures>
+<Intelligence Gathering, prevents, Law Enforcement Operations>
+<Law Enforcement Operations, connectedTo, Biometric Screening>
+<Military Counterterrorism, connectedTo, Crisis Response Planning>
+<Military Counterterrorism, connectedTo, Radicalization Prevention>
+<Military Counterterrorism, connectedTo, Risk_Based Security Measures>
+<Post_Incident Recovery, connectedTo, Biometric Screening>
+<Post_Incident Recovery, connectedTo, Chemical Biological Radiological Nuclear Defense>
+<Post_Incident Recovery, connectedTo, Drone Countermeasures>
+<Post_Incident Recovery, connectedTo, Early Warning Systems>
+<Post_Incident Recovery, connectedTo, Homeland Security Planning>
+<Post_Incident Recovery, technologies_applies, Chemical Biological Radiological Nuclear Defense>
+<Radicalization Prevention, connectedTo, Homeland Security Planning>
+<Risk_Based Security Measures, partOf, Risk_Based Security Measures>
+<Risk_Based Security Measures, trains, Target Hardening>
+<Surveillance and Monitoring, connectedTo, Chemical Biological Radiological Nuclear Defense>
+<Target Hardening, connectedTo, Drone Countermeasures>
+<Target Hardening, partOf, Target Hardening>
diff --git a/test/graphviz/scanned_easy/graphviz_343.txt b/test/graphviz/scanned_easy/graphviz_343.txt
new file mode 100644
index 0000000000000000000000000000000000000000..23d2ada23869817e2351c7bd3cf6a6319bc8de82
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_343.txt
@@ -0,0 +1,41 @@
+<Access Control Systems, connectedTo, Traffic Surveillance>
+<Asset Tracking, partOf, Asset Tracking>
+<Asset Tracking, regulates, Data Storage and Retention>
+<Behavioral Analytics, connectedTo, Remote Sensing>
+<Behavioral Analytics, partOf, Behavioral Analytics>
+<Biometric Data Analysis, connectedTo, Ethical Guidelines>
+<Border Surveillance, alerts, Cyber Surveillance>
+<Border Surveillance, connectedTo, Biometric Data Analysis>
+<Border Surveillance, connectedTo, Environmental Monitoring>
+<Border Surveillance, connectedTo, Pattern Recognition>
+<Border Surveillance, connectedTo, Traffic Surveillance>
+<Border Surveillance, connectedTo, Video Analytics>
+<Border Surveillance, identifies, Access Control Systems>
+<Cyber Surveillance, connectedTo, Data Storage and Retention>
+<Cyber Surveillance, connectedTo, Video Analytics>
+<Cyber Surveillance, integrates, Traffic Surveillance>
+<Cyber Surveillance, retrieves, Biometric Data Analysis>
+<Data Storage and Retention, connectedTo, Behavioral Analytics>
+<Data Storage and Retention, connectedTo, Biometric Data Analysis>
+<Drone Surveillance, connectedTo, Mobile Phone Interception>
+<Drone Surveillance, partOf, Drone Surveillance>
+<Environmental Monitoring, connectedTo, Data Storage and Retention>
+<Environmental Monitoring, connectedTo, Predictive Policing>
+<Ethical Guidelines, connectedTo, Access Control Systems>
+<Intrusion Detection, connectedTo, Cyber Surveillance>
+<Mobile Phone Interception, connectedTo, Biometric Data Analysis>
+<Mobile Phone Interception, partOf, Mobile Phone Interception>
+<Night Vision Technology, connectedTo, Asset Tracking>
+<Night Vision Technology, partOf, Night Vision Technology>
+<Pattern Recognition, connectedTo, Cyber Surveillance>
+<Pattern Recognition, connectedTo, Security Personnel Operations>
+<Predictive Policing, connectedTo, Real_time Alerts>
+<Predictive Policing, partOf, Predictive Policing>
+<Real_time Alerts, connectedTo, Night Vision Technology>
+<Real_time Alerts, partOf, Real_time Alerts>
+<Remote Sensing, connectedTo, Drone Surveillance>
+<Remote Sensing, partOf, Remote Sensing>
+<Satellite Imaging, blocks, Cyber Surveillance>
+<Satellite Imaging, connectedTo, Border Surveillance>
+<Security Personnel Operations, connectedTo, Intrusion Detection>
+<Video Analytics, connectedTo, Environmental Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_344.dot b/test/graphviz/scanned_easy/graphviz_344.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d9e96defcb1d694e8bf32e31bf6ea89111eeef26
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_344.dot
@@ -0,0 +1,68 @@
+digraph {
+	rankdir=TD
+	N0 [label="Crime Prevention Through Education" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Data Sharing Initiatives" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N2 [label="Environmental Design" color="#DCE775" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N3 [label="Identity Theft Prevention" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N4 [label="School Safety Programs" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N5 [label="Security Lighting" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Crime Data Analysis" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N7 [label="Drug Prevention Initiatives" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N8 [label="Mediation Services" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N9 [label="Behavioral Science in Prevention" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N10 [label="Reintegration Programs" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#DCE775" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#C0CA33" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#DCE775" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#C2B2F0" fillcolor="#EFE6FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Sexual Assault Prevention" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Youth Programs" color="#C2B2F0" fillcolor="#EFE6FF" shape=diamond style=filled]
+		nest0_1 [label="Technology for Prevention" color="#C2B2F0" fillcolor="#EFE6FF" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Policy Development for Prevention" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Situational Crime Prevention" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+		nest1_1 [label="Conflict Resolution Training" color="#C2B2F0" fillcolor="#EFE6FF" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest1_0 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N9 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S2 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	S2 -> N5 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N3 -> M2 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_345.dot b/test/graphviz/scanned_easy/graphviz_345.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cb180379346fa7a36a4fd3d90939ebda6e02bced
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_345.dot
@@ -0,0 +1,85 @@
+digraph {
+	rankdir=BT
+	N0 [label="Marine Conservation" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Anti_Poaching Operations" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N2 [label="Community Engagement" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N3 [label="Policy Advocacy" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+	N4 [label="Habitat Restoration" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N5 [label="Law Enforcement" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N6 [label="Pollution Impact Assessment" color="#B8C0F5" fillcolor="#ECF0FD" shape=parallelogram style=filled]
+	N7 [label="Reintroduction Programs" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N8 [label="Research and Development in Conservation" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N9 [label="Captive Breeding Programs" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N10 [label="Climate Change Adaptation for Wildlife" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N11 [label="Protected Area Management" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N12 [label="Data Management for Conservation" color="#B8C0F5" fillcolor="#ECF0FD" shape=Mdiamond style=filled]
+	N13 [label="Disease Surveillance" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N14 [label="Translocation of Species" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N15 [label="Species Monitoring" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N16 [label="Wildlife Rescue and Rehabilitation" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N17 [label="Forestry Practices for Conservation" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+	N18 [label="Satellite Tracking of Animals" color="#73C6BC" fillcolor="#D0EFEE" shape=folder style=filled]
+	N19 [label="Ecotourism Management" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	S0 [label="" color="#73C6BC" fillcolor="#D0EFEE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#73C6BC" fillcolor="#D0EFEE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#B8C0F5" fillcolor="#ECF0FD" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Ecosystem Services Valuation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Fundraising for Conservation" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+		nest0_1 [label="Population Dynamics Study" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+		nest0_2 [label="Carbon Sequestration in Habitats" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F1F8E9" fontname=Helvetica fontsize=10 label="Freshwater Conservation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Drone_based Monitoring" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+		nest1_1 [label="Rewilding Initiatives" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
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+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
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+	N6 -> N7 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [label=sustainable_uses color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [label=surveys color="#000000" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
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+	N17 -> N18 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> nest0_0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N11 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N19 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N11 -> S0 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N17 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N12 -> S1 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N19 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N17 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N10 -> M0 [label=technologies_applies color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N14 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> M2 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N8 -> M2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	M2 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_345.txt b/test/graphviz/scanned_easy/graphviz_345.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0f31092a9f7582a51541296a7a0c80ba8e5302c2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_345.txt
@@ -0,0 +1,44 @@
+<Anti_Poaching Operations, connectedTo, Captive Breeding Programs>
+<Anti_Poaching Operations, connectedTo, Community Engagement>
+<Captive Breeding Programs, connectedTo, Climate Change Adaptation for Wildlife>
+<Carbon Sequestration in Habitats, connectedTo, Protected Area Management>
+<Carbon Sequestration in Habitats, partOf, Carbon Sequestration in Habitats>
+<Climate Change Adaptation for Wildlife, connectedTo, Protected Area Management>
+<Climate Change Adaptation for Wildlife, technologies_applies, Translocation of Species>
+<Community Engagement, connectedTo, Policy Advocacy>
+<Data Management for Conservation, connectedTo, Ecotourism Management>
+<Data Management for Conservation, connectedTo, Forestry Practices for Conservation>
+<Data Management for Conservation, sustainable_uses, Disease Surveillance>
+<Disease Surveillance, connectedTo, Fundraising for Conservation>
+<Disease Surveillance, connectedTo, Translocation of Species>
+<Drone_based Monitoring, connectedTo, Rewilding Initiatives>
+<Drone_based Monitoring, partOf, Drone_based Monitoring>
+<Forestry Practices for Conservation, connectedTo, Satellite Tracking of Animals>
+<Fundraising for Conservation, connectedTo, Population Dynamics Study>
+<Fundraising for Conservation, partOf, Fundraising for Conservation>
+<Habitat Restoration, connectedTo, Climate Change Adaptation for Wildlife>
+<Habitat Restoration, connectedTo, Law Enforcement>
+<Law Enforcement, connectedTo, Captive Breeding Programs>
+<Law Enforcement, connectedTo, Pollution Impact Assessment>
+<Marine Conservation, connectedTo, Anti_Poaching Operations>
+<Policy Advocacy, connectedTo, Habitat Restoration>
+<Policy Advocacy, connectedTo, Translocation of Species>
+<Pollution Impact Assessment, connectedTo, Captive Breeding Programs>
+<Pollution Impact Assessment, connectedTo, Reintroduction Programs>
+<Pollution Impact Assessment, connectedTo, Translocation of Species>
+<Population Dynamics Study, connectedTo, Carbon Sequestration in Habitats>
+<Population Dynamics Study, partOf, Population Dynamics Study>
+<Protected Area Management, connectedTo, Data Management for Conservation>
+<Protected Area Management, connectedTo, Disease Surveillance>
+<Protected Area Management, connectedTo, Forestry Practices for Conservation>
+<Protected Area Management, connectedTo, Wildlife Rescue and Rehabilitation>
+<Reintroduction Programs, connectedTo, Research and Development in Conservation>
+<Research and Development in Conservation, connectedTo, Captive Breeding Programs>
+<Research and Development in Conservation, connectedTo, Climate Change Adaptation for Wildlife>
+<Research and Development in Conservation, connectedTo, Drone_based Monitoring>
+<Rewilding Initiatives, connectedTo, Ecotourism Management>
+<Rewilding Initiatives, partOf, Rewilding Initiatives>
+<Satellite Tracking of Animals, connectedTo, Ecotourism Management>
+<Species Monitoring, connectedTo, Wildlife Rescue and Rehabilitation>
+<Translocation of Species, surveys, Species Monitoring>
+<Wildlife Rescue and Rehabilitation, connectedTo, Forestry Practices for Conservation>
diff --git a/test/graphviz/scanned_easy/graphviz_346.dot b/test/graphviz/scanned_easy/graphviz_346.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d1391a709cd37d0ca240f8ef6c61199ed4783785
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_346.dot
@@ -0,0 +1,54 @@
+digraph {
+	rankdir=RL
+	N0 [label="ROV or AUV Operations" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Climate Change Impact Study" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N2 [label="Coastal Erosion Research" color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N3 [label="Seabed Resource Exploration" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N4 [label="Marine Protected Area Planning" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N5 [label="Salinity Measurement" color="#7E57C2" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N6 [label="Marine Hazards Assessment" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N7 [label="Satellite Oceanography" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N8 [label="Acoustic Oceanography" color="#7E57C2" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N9 [label="Ocean Modeling" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	S0 [label="" color="#F44336" fillcolor="#FFCDD2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#03A9F4" fillcolor="#B3E5FC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="Ocean Temperature Sensing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Tsunami Prediction" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+		nest0_1 [label="Coastal Zone Management" color="#F44336" fillcolor="#FFCDD2" shape=octagon style=filled]
+		nest0_2 [label="Marine Remote Sensing" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest0_3 [label="Ocean Carbon Cycle" color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [label=collaborates color="#000000" dir=forward penwidth=1.5 style=dashed]
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+		nest0_2 -> nest0_3 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Marine Biodiversity Assessment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Sea Level Monitoring" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+		nest1_1 [label="Data Visualization" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N7 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label=geology color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	nest0_0 -> N7 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_1 [label=studies color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_348.dot b/test/graphviz/scanned_easy/graphviz_348.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e9b058e09a2831f65ba9158f5aeef05ae5c23c75
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_348.dot
@@ -0,0 +1,64 @@
+digraph {
+	rankdir=RL
+	N0 [label="Genomic Data Visualization" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Disease Gene Identification" color="#607D8B" fillcolor="#CFD8DC" shape=oval style=filled]
+	N2 [label="Population Genomics" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N3 [label="Bioinformatics Pipeline Development" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N4 [label="Genetic Testing" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N5 [label="Gene Annotation" color="#BCB88A" fillcolor="#F5F5DC" shape=oval style=filled]
+	N6 [label="Cloning Technologies" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N7 [label="Biomarker Discovery" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+	N8 [label="Genome_Wide Association Studies" color="#BCB88A" fillcolor="#F5F5DC" shape=parallelogram style=filled]
+	N9 [label="Genomic Editing" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	S0 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#607D8B" fillcolor="#CFD8DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#BCB88A" fillcolor="#F5F5DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Genetic Counseling" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Single_Cell Genomics" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+		nest0_1 [label="Genomic Data Analysis" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Cancer Genomics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="CRISPR Gene Drive Research" color="#82DAFF" fillcolor="#C8EDFF" shape=diamond style=filled]
+		nest1_1 [label="Computational Genomics" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+		nest1_2 [label="Personalized Medicine" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+		nest1_3 [label="Social Implications" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N8 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M2 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_348.txt b/test/graphviz/scanned_easy/graphviz_348.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d890b6d699bf50cd41c83755a41d461c79fc8309
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_348.txt
@@ -0,0 +1,34 @@
+<Bioinformatics Pipeline Development, connectedTo, Cloning Technologies>
+<Bioinformatics Pipeline Development, connectedTo, Gene Annotation>
+<Bioinformatics Pipeline Development, connectedTo, Genetic Testing>
+<Bioinformatics Pipeline Development, connectedTo, Genomic Editing>
+<Biomarker Discovery, connectedTo, Genome_Wide Association Studies>
+<CRISPR Gene Drive Research, connectedTo, Computational Genomics>
+<CRISPR Gene Drive Research, partOf, CRISPR Gene Drive Research>
+<Cloning Technologies, connectedTo, Biomarker Discovery>
+<Computational Genomics, connectedTo, Personalized Medicine>
+<Computational Genomics, partOf, Computational Genomics>
+<Disease Gene Identification, connectedTo, Bioinformatics Pipeline Development>
+<Disease Gene Identification, connectedTo, Biomarker Discovery>
+<Disease Gene Identification, connectedTo, Gene Annotation>
+<Disease Gene Identification, connectedTo, Genetic Testing>
+<Disease Gene Identification, connectedTo, Genome_Wide Association Studies>
+<Disease Gene Identification, connectedTo, Population Genomics>
+<Gene Annotation, connectedTo, Cloning Technologies>
+<Gene Annotation, connectedTo, Genome_Wide Association Studies>
+<Genetic Testing, connectedTo, CRISPR Gene Drive Research>
+<Genetic Testing, connectedTo, Gene Annotation>
+<Genome_Wide Association Studies, connectedTo, Genomic Editing>
+<Genome_Wide Association Studies, connectedTo, Single_Cell Genomics>
+<Genomic Data Analysis, connectedTo, Genome_Wide Association Studies>
+<Genomic Data Analysis, partOf, Genomic Data Analysis>
+<Genomic Data Visualization, connectedTo, Disease Gene Identification>
+<Genomic Data Visualization, connectedTo, Genetic Testing>
+<Personalized Medicine, connectedTo, Social Implications>
+<Personalized Medicine, partOf, Personalized Medicine>
+<Population Genomics, connectedTo, Bioinformatics Pipeline Development>
+<Population Genomics, connectedTo, Genetic Testing>
+<Single_Cell Genomics, connectedTo, Genomic Data Analysis>
+<Single_Cell Genomics, partOf, Single_Cell Genomics>
+<Social Implications, connectedTo, Genome_Wide Association Studies>
+<Social Implications, partOf, Social Implications>
diff --git a/test/graphviz/scanned_easy/graphviz_349.dot b/test/graphviz/scanned_easy/graphviz_349.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7f31388e81bb6be4e10d7f7eb2f103f21e2ec432
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_349.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=TD
+	N0 [label="Real_Time Captioning" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N1 [label="Text_to_Speech Synthesis" color="#BCB88A" fillcolor="#F5F5DC" shape=parallelogram style=filled]
+	N2 [label="Embedded Speech Recognition" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N3 [label="Multimodal Speech Processing" color="#42A5F5" fillcolor="#F1F8FF" shape=diamond style=filled]
+	N4 [label="Emotion Recognition from Voice" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N5 [label="Medical Transcription" color="#BCB88A" fillcolor="#F5F5DC" shape=oval style=filled]
+	N6 [label="Automatic Speech Recognition" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N7 [label="Language Modeling" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N8 [label="Speech Data Annotation" color="#A188DB" fillcolor="#DED7F0" shape=Mdiamond style=filled]
+	N9 [label="Phonetic Transcription" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N10 [label="Children's Speech Recognition" color="#BCB88A" fillcolor="#F5F5DC" shape=folder style=filled]
+	N11 [label="Accent Recognition" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	S0 [label="" color="#BCB88A" fillcolor="#F5F5DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#42A5F5" fillcolor="#F1F8FF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#BCB88A" fillcolor="#F5F5DC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Feature Extraction" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Voice Search Optimization" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+		nest0_1 [label="Prosody Analysis" color="#42A5F5" fillcolor="#F1F8FF" shape=oval style=filled]
+		nest0_2 [label="Disordered Speech Recognition" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+		nest0_3 [label="Contextual Understanding" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_0 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E0F2F1" fontname=Helvetica fontsize=10 label="Linguistic Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Speech Analytics" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+		nest1_1 [label="Call Center Automation" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+		nest1_2 [label="Voice User Interface Design" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=supports color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N8 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest1_0 [label=updates color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=inputs color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M2 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_349.txt b/test/graphviz/scanned_easy/graphviz_349.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fedca5c6e445385995013834ad7d3b378fb7d8dc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_349.txt
@@ -0,0 +1,34 @@
+<Automatic Speech Recognition, connectedTo, Accent Recognition>
+<Automatic Speech Recognition, connectedTo, Language Modeling>
+<Automatic Speech Recognition, connectedTo, Speech Data Annotation>
+<Call Center Automation, connectedTo, Voice User Interface Design>
+<Call Center Automation, partOf, Call Center Automation>
+<Children's Speech Recognition, connectedTo, Accent Recognition>
+<Contextual Understanding, connectedTo, Speech Data Annotation>
+<Contextual Understanding, partOf, Contextual Understanding>
+<Disordered Speech Recognition, connectedTo, Contextual Understanding>
+<Disordered Speech Recognition, connectedTo, Voice Search Optimization>
+<Disordered Speech Recognition, partOf, Disordered Speech Recognition>
+<Embedded Speech Recognition, connectedTo, Emotion Recognition from Voice>
+<Embedded Speech Recognition, connectedTo, Language Modeling>
+<Embedded Speech Recognition, connectedTo, Multimodal Speech Processing>
+<Emotion Recognition from Voice, connectedTo, Medical Transcription>
+<Language Modeling, connectedTo, Speech Data Annotation>
+<Medical Transcription, connectedTo, Automatic Speech Recognition>
+<Multimodal Speech Processing, connectedTo, Emotion Recognition from Voice>
+<Phonetic Transcription, connectedTo, Voice Search Optimization>
+<Phonetic Transcription, supports, Children's Speech Recognition>
+<Prosody Analysis, connectedTo, Disordered Speech Recognition>
+<Prosody Analysis, partOf, Prosody Analysis>
+<Real_Time Captioning, connectedTo, Language Modeling>
+<Real_Time Captioning, connectedTo, Text_to_Speech Synthesis>
+<Speech Analytics, connectedTo, Call Center Automation>
+<Speech Analytics, partOf, Speech Analytics>
+<Speech Data Annotation, connectedTo, Phonetic Transcription>
+<Text_to_Speech Synthesis, connectedTo, Embedded Speech Recognition>
+<Text_to_Speech Synthesis, inputs, Emotion Recognition from Voice>
+<Text_to_Speech Synthesis, updates, Speech Analytics>
+<Voice Search Optimization, connectedTo, Prosody Analysis>
+<Voice Search Optimization, partOf, Voice Search Optimization>
+<Voice User Interface Design, connectedTo, Speech Data Annotation>
+<Voice User Interface Design, partOf, Voice User Interface Design>
diff --git a/test/graphviz/scanned_easy/graphviz_35.dot b/test/graphviz/scanned_easy/graphviz_35.dot
new file mode 100644
index 0000000000000000000000000000000000000000..15bebf5b02fe7310f7523c6436036d7c2f7ef23c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_35.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Complaint Trend Analysis" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Knowledge Base Creation" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N2 [label="Training Customer Service Agents" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N3 [label="Accessibility Support" color="#A188D0" fillcolor="#DACBE3" shape=Mdiamond style=filled]
+	N4 [label="Customer Relationship Management System Use" color="#A188D0" fillcolor="#DACBE3" shape=plaintext style=filled]
+	N5 [label="FAQ Management" color="#A188D0" fillcolor="#DACBE3" shape=Mdiamond style=filled]
+	N6 [label="Service Level Agreement Monitoring" color="#A188D0" fillcolor="#DACBE3" shape=octagon style=filled]
+	N7 [label="Virtual Assistant Interaction" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N8 [label="Feedback Loop to Product Development" color="#A188D0" fillcolor="#DACBE3" shape=Mdiamond style=filled]
+	N9 [label="Email Support" color="#A188D0" fillcolor="#DACBE3" shape=octagon style=filled]
+	N10 [label="Customer Journey Mapping" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=resolves color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=personals color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=exchanges color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=listens color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=supports color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N3 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_350.txt b/test/graphviz/scanned_easy/graphviz_350.txt
new file mode 100644
index 0000000000000000000000000000000000000000..705c2405fb3e6710c680ef5cfc48f49e0e95c580
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_350.txt
@@ -0,0 +1,33 @@
+<Author Attribution, connectedTo, Vector Space Models>
+<Author Attribution, partOf, Author Attribution>
+<Automated Content Tagging, connectedTo, Lemmatization or Stemming>
+<Automated Content Tagging, connectedTo, Tokenization>
+<Biomedical Text Mining, connectedTo, Automated Content Tagging>
+<Corpus Creation, connectedTo, Natural Language Processing>
+<Corpus Creation, partOf, Corpus Creation>
+<Customer Feedback Analysis, connectedTo, Resume Parsing>
+<Customer Feedback Analysis, partOf, Customer Feedback Analysis>
+<Deep Learning for NLP, connectedTo, Automated Content Tagging>
+<Deep Learning for NLP, partOf, Deep Learning for NLP>
+<Financial Text Analysis, connectedTo, Corpus Creation>
+<Financial Text Analysis, partOf, Financial Text Analysis>
+<Knowledge Graph Construction, connectedTo, Keyword Extraction>
+<Lemmatization or Stemming, connectedTo, Keyword Extraction>
+<Lemmatization or Stemming, connectedTo, Tokenization>
+<Natural Language Processing, connectedTo, Deep Learning for NLP>
+<Natural Language Processing, partOf, Natural Language Processing>
+<Opinion Mining, connectedTo, Automated Content Tagging>
+<Opinion Mining, connectedTo, Biomedical Text Mining>
+<Opinion Mining, connectedTo, Keyword Extraction>
+<Opinion Mining, connectedTo, Lemmatization or Stemming>
+<Opinion Mining, connectedTo, Tokenization>
+<Resume Parsing, connectedTo, Tokenization>
+<Resume Parsing, partOf, Resume Parsing>
+<Social Media Text Analysis, connectedTo, Financial Text Analysis>
+<Social Media Text Analysis, connectedTo, Knowledge Graph Construction>
+<Tokenization, connectedTo, Author Attribution>
+<Tokenization, connectedTo, Keyword Extraction>
+<Tokenization, connectedTo, Knowledge Graph Construction>
+<Tokenization, connectedTo, Social Media Text Analysis>
+<Vector Space Models, connectedTo, Customer Feedback Analysis>
+<Vector Space Models, partOf, Vector Space Models>
diff --git a/test/graphviz/scanned_easy/graphviz_351.dot b/test/graphviz/scanned_easy/graphviz_351.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4d04282b95c2a5dd6bd51fe7a99ef9f7dc197f5a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_351.dot
@@ -0,0 +1,72 @@
+digraph {
+	rankdir=RL
+	N0 [label="Maintenance Scheduling" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Asset Optimization" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+	N2 [label="Virtual Prototyping" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Cyber_Physical Systems" color="#FFCC80" fillcolor="#FFF0CC" shape=octagon style=filled]
+	N4 [label="Anomaly Detection" color="#F06292" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N5 [label="Edge Computing for Twins" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N6 [label="Predictive Maintenance" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N7 [label="Healthcare Digital Twins" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N8 [label="Risk Assessment" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N9 [label="Automotive Digital Twins" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FF9800" fillcolor="#FFE0B2" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#EDE7F6" fontname=Helvetica fontsize=10 label="Operational Planning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="What_If Scenario Analysis" color="#FF9800" fillcolor="#FFE0B2" shape=octagon style=filled]
+		nest0_1 [label="Performance Monitoring" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+		nest0_2 [label="Aerospace Digital Twins" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+		nest0_3 [label="Augmented Reality Visualization" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E3F2FD" fontname=Helvetica fontsize=10 label="Smart City Planning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="AI or ML Model Integration" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+		nest1_1 [label="Remote Control Capabilities" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest1_2 [label="Interoperability Standards" color="#F06292" fillcolor="#FCE4EC" shape=oval style=filled]
+		nest1_3 [label="Sensor Data Integration" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [label=visualizes color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [label=risks_mitigates color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N2 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N6 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_351.txt b/test/graphviz/scanned_easy/graphviz_351.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2ea46fb15921488c16e2f57365ae21124b1ac64e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_351.txt
@@ -0,0 +1,40 @@
+<AI or ML Model Integration, partOf, AI or ML Model Integration>
+<AI or ML Model Integration, visualizes, Remote Control Capabilities>
+<Aerospace Digital Twins, connectedTo, Augmented Reality Visualization>
+<Aerospace Digital Twins, partOf, Aerospace Digital Twins>
+<Anomaly Detection, connectedTo, Edge Computing for Twins>
+<Asset Optimization, connectedTo, Automotive Digital Twins>
+<Asset Optimization, connectedTo, Cyber_Physical Systems>
+<Asset Optimization, connectedTo, Virtual Prototyping>
+<Augmented Reality Visualization, connectedTo, Risk Assessment>
+<Augmented Reality Visualization, partOf, Augmented Reality Visualization>
+<Cyber_Physical Systems, connectedTo, Anomaly Detection>
+<Cyber_Physical Systems, connectedTo, Automotive Digital Twins>
+<Cyber_Physical Systems, connectedTo, Predictive Maintenance>
+<Cyber_Physical Systems, connectedTo, Risk Assessment>
+<Edge Computing for Twins, connectedTo, Automotive Digital Twins>
+<Edge Computing for Twins, connectedTo, Healthcare Digital Twins>
+<Edge Computing for Twins, connectedTo, Predictive Maintenance>
+<Edge Computing for Twins, connectedTo, Risk Assessment>
+<Healthcare Digital Twins, connectedTo, Automotive Digital Twins>
+<Healthcare Digital Twins, connectedTo, Risk Assessment>
+<Interoperability Standards, partOf, Interoperability Standards>
+<Interoperability Standards, risks_mitigates, Sensor Data Integration>
+<Maintenance Scheduling, connectedTo, Asset Optimization>
+<Maintenance Scheduling, connectedTo, Cyber_Physical Systems>
+<Performance Monitoring, connectedTo, Aerospace Digital Twins>
+<Performance Monitoring, partOf, Performance Monitoring>
+<Predictive Maintenance, connectedTo, Healthcare Digital Twins>
+<Remote Control Capabilities, connectedTo, Interoperability Standards>
+<Remote Control Capabilities, partOf, Remote Control Capabilities>
+<Risk Assessment, connectedTo, Automotive Digital Twins>
+<Sensor Data Integration, connectedTo, Risk Assessment>
+<Sensor Data Integration, partOf, Sensor Data Integration>
+<Virtual Prototyping, connectedTo, AI or ML Model Integration>
+<Virtual Prototyping, connectedTo, Cyber_Physical Systems>
+<Virtual Prototyping, connectedTo, Healthcare Digital Twins>
+<Virtual Prototyping, connectedTo, Predictive Maintenance>
+<Virtual Prototyping, connectedTo, Risk Assessment>
+<Virtual Prototyping, connectedTo, What_If Scenario Analysis>
+<What_If Scenario Analysis, connectedTo, Performance Monitoring>
+<What_If Scenario Analysis, partOf, What_If Scenario Analysis>
diff --git a/test/graphviz/scanned_easy/graphviz_352.dot b/test/graphviz/scanned_easy/graphviz_352.dot
new file mode 100644
index 0000000000000000000000000000000000000000..10d5f275be20a76147aa627794c2cf923551dc77
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_352.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=TD
+	N0 [label="Natural Language Processing for Automation" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Automated Data Validation" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N2 [label="User Training for Automated Systems" color="#FFCC80" fillcolor="#FFF0CC" shape=Mdiamond style=filled]
+	N3 [label="Business Rule Engines" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N4 [label="Return on Investment Calculation" color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+	N5 [label="Finance Process Automation" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N6 [label="Workflow Analysis" color="#C0CA33" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N7 [label="Error Handling in Automation" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N8 [label="API Automation" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N9 [label="Customer Service Automation" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N10 [label="IT Operations Automation" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N11 [label="Automated Testing" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFCC80" fillcolor="#FFF0CC" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#94C0C0" fillcolor="#CADEDE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Performance Monitoring of Bots" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Supply Chain Automation" color="#FFCC80" fillcolor="#FFF0CC" shape=oval style=filled]
+		nest0_1 [label="Change Management for Automation" color="#94C0C0" fillcolor="#CADEDE" shape=oval style=filled]
+		nest0_2 [label="Business Process Management" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest0_3 [label="Security for Automation Bots" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Report Generation Automation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Scalability of Automation" color="#FFCC80" fillcolor="#FFF0CC" shape=plaintext style=filled]
+		nest1_1 [label="Audit Trail for Automation" color="#94C0C0" fillcolor="#CADEDE" shape=oval style=filled]
+		nest1_0 -> nest1_1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N6 [label=reports_generates color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label=maintains color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N10 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [label=advises color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_353.txt b/test/graphviz/scanned_easy/graphviz_353.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4a4153f6c19c0a59cebbc83c7c1f9ee6a8fdb146
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_353.txt
@@ -0,0 +1,42 @@
+<Audit Planning, connectedTo, Component Inspection>
+<Audit Planning, connectedTo, Pharmaceutical Quality Control>
+<Audit Planning, connectedTo, Supplier Quality Management>
+<Automated Optical Inspection, connectedTo, Continuous Improvement>
+<Automated Optical Inspection, connectedTo, Defect Detection>
+<Component Inspection, audits, Quality Data Analysis>
+<Component Inspection, connectedTo, Automated Optical Inspection>
+<Component Inspection, connectedTo, Defect Detection>
+<Component Inspection, connectedTo, Pharmaceutical Quality Control>
+<Continuous Improvement, connectedTo, Pharmaceutical Quality Control>
+<Continuous Improvement, connectedTo, Service Quality Management>
+<Continuous Improvement, connectedTo, Supplier Quality Management>
+<Corrective and Preventive Actions, connectedTo, Process Monitoring>
+<Customer Feedback Analysis, connectedTo, Trend Analysis>
+<Customer Feedback Analysis, partOf, Customer Feedback Analysis>
+<Defect Detection, measures, Six Sigma Methodologies>
+<Lean Principles in Quality, connectedTo, Non_Conformance Management>
+<Lean Principles in Quality, connectedTo, Supplier Quality Management>
+<Metrology, connectedTo, Defect Detection>
+<Non_Conformance Management, connectedTo, Trend Analysis>
+<Pharmaceutical Quality Control, connectedTo, Defect Detection>
+<Pharmaceutical Quality Control, connectedTo, Lean Principles in Quality>
+<Pharmaceutical Quality Control, connectedTo, Metrology>
+<Pharmaceutical Quality Control, connectedTo, Non_Conformance Management>
+<Pharmaceutical Quality Control, connectedTo, Supplier Quality Management>
+<Process Monitoring, connectedTo, Lean Principles in Quality>
+<Process Monitoring, connectedTo, Testing Methods>
+<Quality Data Analysis, partOf, Quality Data Analysis>
+<Quality Data Analysis, validates, Customer Feedback Analysis>
+<Quality Planning, innovates, Software Quality Assurance>
+<Quality Planning, partOf, Quality Planning>
+<Service Quality Management, connectedTo, Lean Principles in Quality>
+<Service Quality Management, connectedTo, Pharmaceutical Quality Control>
+<Service Quality Management, connectedTo, Supplier Quality Management>
+<Service Quality Management, connectedTo, Trend Analysis>
+<Six Sigma Methodologies, connectedTo, Corrective and Preventive Actions>
+<Six Sigma Methodologies, connectedTo, Supplier Quality Management>
+<Software Quality Assurance, connectedTo, Continuous Improvement>
+<Software Quality Assurance, partOf, Software Quality Assurance>
+<Testing Methods, connectedTo, Quality Planning>
+<Testing Methods, partOf, Testing Methods>
+<Trend Analysis, connectedTo, Supplier Quality Management>
diff --git a/test/graphviz/scanned_easy/graphviz_354.txt b/test/graphviz/scanned_easy/graphviz_354.txt
new file mode 100644
index 0000000000000000000000000000000000000000..68298b56621417d58d68a779d6fa838ac7554a76
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_354.txt
@@ -0,0 +1,41 @@
+<AI or ML in ERP, connectedTo, Mobile ERP Access>
+<Asset Management, connectedTo, Performance Optimization>
+<Business Intelligence Integration, connectedTo, System Configuration>
+<Business Intelligence Integration, partOf, Business Intelligence Integration>
+<Business Process Re_engineering, connectedTo, AI or ML in ERP>
+<Cloud ERP Deployment, connectedTo, Security Management>
+<Cloud ERP Deployment, partOf, Cloud ERP Deployment>
+<Compliance Reporting, connectedTo, Vendor Management>
+<ERP Consulting, connectedTo, Hybrid ERP Models>
+<Human Capital Management, connectedTo, Business Process Re_engineering>
+<Hybrid ERP Models, implements, User Acceptance Testing>
+<Implementation Roadmap Development, connectedTo, Business Process Re_engineering>
+<Implementation Roadmap Development, connectedTo, Project Management>
+<Inventory Management, connectedTo, Asset Management>
+<Master Data Management, connectedTo, Business Intelligence Integration>
+<Master Data Management, connectedTo, Sales and Distribution>
+<Mobile ERP Access, connectedTo, Compliance Reporting>
+<Mobile ERP Access, connectedTo, User Training>
+<Module Implementation, connectedTo, Asset Management>
+<Module Implementation, connectedTo, Inventory Management>
+<Module Implementation, connectedTo, Performance Optimization>
+<On_Premise ERP Solutions, connectedTo, ERP Consulting>
+<Performance Optimization, connectedTo, Procurement Management>
+<Project Management, connectedTo, Security Management>
+<Sales and Distribution, connectedTo, Asset Management>
+<Sales and Distribution, connectedTo, Inventory Management>
+<Sales and Distribution, connectedTo, Module Implementation>
+<Sales and Distribution, connectedTo, Performance Optimization>
+<Security Management, connectedTo, Business Process Re_engineering>
+<Security Management, connectedTo, Human Capital Management>
+<Supply Chain Management, connectedTo, Business Process Re_engineering>
+<Supply Chain Management, connectedTo, Implementation Roadmap Development>
+<System Configuration, connectedTo, Inventory Management>
+<System Configuration, partOf, System Configuration>
+<User Acceptance Testing, connectedTo, Master Data Management>
+<User Training, connectedTo, Cloud ERP Deployment>
+<User Training, partOf, User Training>
+<Vendor Management, connectedTo, Hybrid ERP Models>
+<Vendor Management, connectedTo, Inventory Management>
+<Vendor Management, connectedTo, Module Implementation>
+<Vendor Management, connectedTo, On_Premise ERP Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_355.txt b/test/graphviz/scanned_easy/graphviz_355.txt
new file mode 100644
index 0000000000000000000000000000000000000000..46062906fcc364f008ab5fa7cd37170ca3e6ced0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_355.txt
@@ -0,0 +1,42 @@
+<Aquaculture Monitoring, connectedTo, Digital Soil Mapping>
+<Aquaculture Monitoring, connectedTo, Livestock Feeding Automation>
+<Automated Farm Machinery, connectedTo, Carbon Farming Initiatives>
+<Automated Farm Machinery, partOf, Automated Farm Machinery>
+<Automated Irrigation, connectedTo, Drone Monitoring>
+<Automated Irrigation, connectedTo, Sustainability Metrics Tracking>
+<Big Data Analytics for Farms, connectedTo, Crop Health Monitoring>
+<Carbon Farming Initiatives, connectedTo, Weather Station Data Integration>
+<Carbon Farming Initiatives, partOf, Carbon Farming Initiatives>
+<Connectivity Solutions, connectedTo, Farm Data Integration>
+<Connectivity Solutions, connectedTo, Herd Health Monitoring>
+<Connectivity Solutions, connectedTo, Pest and Disease Management Systems>
+<Connectivity Solutions, connectedTo, Yield Mapping>
+<Connectivity Solutions, crops_grows, Drone Monitoring>
+<Crop Health Monitoring, connectedTo, Automated Farm Machinery>
+<Crop Health Monitoring, connectedTo, Digital Soil Mapping>
+<Crop Health Monitoring, connectedTo, Farm Labor Management Software>
+<Crop Insurance Assessment, connectedTo, Aquaculture Monitoring>
+<Crop Insurance Assessment, connectedTo, Drone Monitoring>
+<Crop Insurance Assessment, connectedTo, Sustainability Metrics Tracking>
+<Digital Soil Mapping, connectedTo, Weather Station Data Integration>
+<Farm Data Integration, sustainability_ensures, Pest and Disease Management Systems>
+<Farm Labor Management Software, connectedTo, Digital Soil Mapping>
+<Farm Management Software, connectedTo, Connectivity Solutions>
+<Herd Health Monitoring, connectedTo, Resource Optimization>
+<Herd Health Monitoring, partOf, Herd Health Monitoring>
+<IoT in Agriculture, connectedTo, Variable Rate Application>
+<Livestock Feeding Automation, connectedTo, Big Data Analytics for Farms>
+<Pest and Disease Management Systems, connectedTo, Drone Monitoring>
+<Precision Farming, connectedTo, Farm Management Software>
+<Resource Optimization, connectedTo, Big Data Analytics for Farms>
+<Resource Optimization, partOf, Resource Optimization>
+<Smart Greenhouses, connectedTo, Sustainability Metrics Tracking>
+<Smart Greenhouses, connectedTo, Vertical Farming Technology>
+<Sustainability Metrics Tracking, connectedTo, Precision Farming>
+<Variable Rate Application, connectedTo, Automated Irrigation>
+<Vertical Farming Technology, connectedTo, Crop Insurance Assessment>
+<Weather Station Data Integration, connectedTo, Connectivity Solutions>
+<Weather Station Data Integration, connectedTo, Drone Monitoring>
+<Weather Station Data Integration, connectedTo, IoT in Agriculture>
+<Weather Station Data Integration, connectedTo, Variable Rate Application>
+<Yield Mapping, connectedTo, Farm Data Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_356.dot b/test/graphviz/scanned_easy/graphviz_356.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a3800a2dada136be1b17a1222de6b4d6f2c1f844
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_356.dot
@@ -0,0 +1,75 @@
+digraph {
+	rankdir=RL
+	N0 [label="Prize Pool Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Talent Representation" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N2 [label="Nutrition for Esports Athletes" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N3 [label="Network Infrastructure for Tournaments" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N4 [label="Data Security for Competitions" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+	N5 [label="Anti_Cheat Measures" color="#FFB2A5" fillcolor="#FFDCD6" shape=folder style=filled]
+	N6 [label="Social Media Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N7 [label="Performance Analysis" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N8 [label="Merchandise Sales" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N9 [label="Brand Partnerships" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N10 [label="Live Streaming Production" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N11 [label="Content Creation" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N12 [label="Coaching Staff Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N13 [label="Legal Advisory for Esports" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N14 [label="Ticketing Sales" color="#FFD54F" fillcolor="#FFF8E1" shape=folder style=filled]
+	N15 [label="Game Strategy Development" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+	N16 [label="Mental Health Support for Players" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N17 [label="Gaming Hardware Optimization" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N18 [label="Event Broadcasting" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	S0 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#EAEFA5" fillcolor="#FDFCEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Fan Community Building" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Player Wellness Programs" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_1 [label="Esports Analytics" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#FBE9E7" fontname=Helvetica fontsize=10 label="Esports Team Ownership" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Media Rights Negotiation" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+		nest1_1 [label="Training Regimen" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+		nest1_2 [label="Game Publisher Relations" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+		nest1_3 [label="Gambling and Betting Regulation" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=organizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=leagues_creates color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N13 -> nest0_0 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N17 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest1_0 [label=integrity_ensures color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N13 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N14 -> S0 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N18 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N13 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N18 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N8 -> M0 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N12 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_356.txt b/test/graphviz/scanned_easy/graphviz_356.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a9cf254f9f2197a0fbc55aecdd7ffe8288d23ca6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_356.txt
@@ -0,0 +1,39 @@
+<Anti_Cheat Measures, connectedTo, Social Media Management>
+<Brand Partnerships, leagues_creates, Live Streaming Production>
+<Coaching Staff Management, connectedTo, Legal Advisory for Esports>
+<Content Creation, connectedTo, Coaching Staff Management>
+<Data Security for Competitions, connectedTo, Coaching Staff Management>
+<Data Security for Competitions, organizes, Anti_Cheat Measures>
+<Esports Analytics, connectedTo, Gaming Hardware Optimization>
+<Esports Analytics, partOf, Esports Analytics>
+<Gambling and Betting Regulation, connectedTo, Legal Advisory for Esports>
+<Gambling and Betting Regulation, partOf, Gambling and Betting Regulation>
+<Game Publisher Relations, connectedTo, Gambling and Betting Regulation>
+<Game Publisher Relations, partOf, Game Publisher Relations>
+<Game Strategy Development, connectedTo, Mental Health Support for Players>
+<Gaming Hardware Optimization, connectedTo, Event Broadcasting>
+<Legal Advisory for Esports, connectedTo, Event Broadcasting>
+<Legal Advisory for Esports, connectedTo, Game Strategy Development>
+<Legal Advisory for Esports, connectedTo, Player Wellness Programs>
+<Legal Advisory for Esports, connectedTo, Ticketing Sales>
+<Live Streaming Production, connectedTo, Content Creation>
+<Media Rights Negotiation, connectedTo, Training Regimen>
+<Media Rights Negotiation, partOf, Media Rights Negotiation>
+<Mental Health Support for Players, connectedTo, Gaming Hardware Optimization>
+<Merchandise Sales, connectedTo, Brand Partnerships>
+<Merchandise Sales, connectedTo, Coaching Staff Management>
+<Network Infrastructure for Tournaments, connectedTo, Data Security for Competitions>
+<Nutrition for Esports Athletes, connectedTo, Network Infrastructure for Tournaments>
+<Performance Analysis, connectedTo, Merchandise Sales>
+<Performance Analysis, integrity_ensures, Media Rights Negotiation>
+<Player Wellness Programs, connectedTo, Esports Analytics>
+<Player Wellness Programs, partOf, Player Wellness Programs>
+<Prize Pool Management, connectedTo, Coaching Staff Management>
+<Prize Pool Management, connectedTo, Talent Representation>
+<Social Media Management, connectedTo, Performance Analysis>
+<Talent Representation, connectedTo, Nutrition for Esports Athletes>
+<Ticketing Sales, connectedTo, Event Broadcasting>
+<Ticketing Sales, connectedTo, Game Strategy Development>
+<Ticketing Sales, connectedTo, Mental Health Support for Players>
+<Training Regimen, connectedTo, Game Publisher Relations>
+<Training Regimen, partOf, Training Regimen>
diff --git a/test/graphviz/scanned_easy/graphviz_358.dot b/test/graphviz/scanned_easy/graphviz_358.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b59df0e857996260a9fb0cda6fb7cb89cf3bb1a9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_358.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=TD
+	N0 [label="Digital Storytelling" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label="World Heritage Site Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N2 [label="Historical Research" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N3 [label="Exhibition Curation" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N4 [label="Public Education Programs" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N5 [label="Climate Change Impact on Heritage" color="#E0E0E0" fillcolor="#EBEBEB" shape=oval style=filled]
+	N6 [label="Intangible Cultural Heritage Preservation" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N7 [label="Artifact Conservation" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N8 [label="Traditional Knowledge Documentation" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N9 [label="Risk Assessment for Heritage" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N10 [label="Illicit Trafficking Control" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N11 [label="Legal Protection for Heritage" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	S0 [label="" color="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFDA4E" fillcolor="#FFE88D" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#FFF3E0" fontname=Helvetica fontsize=10 label="Material Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Disaster Preparedness for Heritage" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+		nest0_1 [label="Site Preservation" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+		nest0_2 [label="Dating Techniques" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_3 [label="Adaptive Reuse of Heritage Buildings" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#E8F5E9" fontname=Helvetica fontsize=10 label="Sustainable Heritage Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Digital Documentation" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+		nest1_1 [label="Archival Management" color="#FFDA4E" fillcolor="#FFE88D" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N2 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N8 -> M0 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M2 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_358.txt b/test/graphviz/scanned_easy/graphviz_358.txt
new file mode 100644
index 0000000000000000000000000000000000000000..49767658eff5e871b8ce6c843a9c1753c5f36122
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_358.txt
@@ -0,0 +1,33 @@
+<Adaptive Reuse of Heritage Buildings, connectedTo, Historical Research>
+<Adaptive Reuse of Heritage Buildings, partOf, Adaptive Reuse of Heritage Buildings>
+<Archival Management, connectedTo, Traditional Knowledge Documentation>
+<Archival Management, partOf, Archival Management>
+<Artifact Conservation, connectedTo, Disaster Preparedness for Heritage>
+<Artifact Conservation, connectedTo, Risk Assessment for Heritage>
+<Artifact Conservation, connectedTo, Traditional Knowledge Documentation>
+<Climate Change Impact on Heritage, connectedTo, Artifact Conservation>
+<Climate Change Impact on Heritage, connectedTo, Illicit Trafficking Control>
+<Climate Change Impact on Heritage, connectedTo, Intangible Cultural Heritage Preservation>
+<Climate Change Impact on Heritage, connectedTo, Traditional Knowledge Documentation>
+<Dating Techniques, connectedTo, Adaptive Reuse of Heritage Buildings>
+<Dating Techniques, partOf, Dating Techniques>
+<Digital Documentation, connectedTo, Archival Management>
+<Digital Documentation, partOf, Digital Documentation>
+<Digital Storytelling, connectedTo, World Heritage Site Management>
+<Disaster Preparedness for Heritage, connectedTo, Site Preservation>
+<Disaster Preparedness for Heritage, partOf, Disaster Preparedness for Heritage>
+<Exhibition Curation, connectedTo, Public Education Programs>
+<Historical Research, connectedTo, Digital Documentation>
+<Historical Research, connectedTo, Exhibition Curation>
+<Historical Research, connectedTo, Risk Assessment for Heritage>
+<Illicit Trafficking Control, connectedTo, Legal Protection for Heritage>
+<Intangible Cultural Heritage Preservation, connectedTo, Artifact Conservation>
+<Intangible Cultural Heritage Preservation, connectedTo, Illicit Trafficking Control>
+<Public Education Programs, connectedTo, Climate Change Impact on Heritage>
+<Risk Assessment for Heritage, connectedTo, Illicit Trafficking Control>
+<Site Preservation, connectedTo, Dating Techniques>
+<Site Preservation, partOf, Site Preservation>
+<Traditional Knowledge Documentation, connectedTo, Illicit Trafficking Control>
+<Traditional Knowledge Documentation, connectedTo, Legal Protection for Heritage>
+<Traditional Knowledge Documentation, connectedTo, Risk Assessment for Heritage>
+<World Heritage Site Management, connectedTo, Historical Research>
diff --git a/test/graphviz/scanned_easy/graphviz_36.dot b/test/graphviz/scanned_easy/graphviz_36.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2c060db0e8e43f1179f86e34e63297a8fd925a4d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_36.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Warehouse Automation" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label=Procurement color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N2 [label="Blockchain for Traceability" color="#7E57C2" fillcolor="#EDE7F6" shape=Mdiamond style=filled]
+	N3 [label="Freight Auditing" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N4 [label="Supplier Selection" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N5 [label="Predictive Analytics" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N6 [label="Collaborative Planning" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N7 [label="Last_Mile Delivery Optimization" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N8 [label="Reverse Logistics" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N9 [label="Distribution Network Design" color="#73C6BC" fillcolor="#D0EFEE" shape=oval style=filled]
+	N10 [label="Inventory Management" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [label=communicates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=designs color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=integrates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=secures color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=licenses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=innovates color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N0 [label=transports color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=regulates color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_360.dot b/test/graphviz/scanned_easy/graphviz_360.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d434a2774a056122c2656aa6be36c3c665ab93c9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_360.dot
@@ -0,0 +1,72 @@
+digraph {
+	rankdir=BT
+	N0 [label="Educational Apps Development" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Interactive Content Creation" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N2 [label="Learning Analytics Dashboards" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N3 [label="Professional Development for Educators" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N4 [label="Blockchain for Educational Credentials" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N5 [label="Formative Assessment Tools" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N6 [label="Competency_Based Learning Platforms" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N7 [label="Virtual Classrooms" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N8 [label="Social_Emotional Learning Tools" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+	N9 [label="Remote Learning Solutions" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N10 [label="Learning Management System Development" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N11 [label="Virtual Labs" color="#3F51B5" fillcolor="#C5CAE9" shape=Mdiamond style=filled]
+	N12 [label="Learning Design Principles" color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+	N13 [label="AI in Education" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N14 [label="E_Learning Platform Design" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC7A" fillcolor="#FFF6D9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#3F51B5" fillcolor="#C5CAE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	subgraph_anchor_Group0 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group0 {
+		color=gray50 fillcolor="#ECEFF1" fontname=Helvetica fontsize=10 label="EdTech Hardware Solutions" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Parent Engagement Tools" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+		nest0_1 [label="Online Tutoring Platforms" color="#FFCC7A" fillcolor="#FFF6D9" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
+		color=gray50 fillcolor="#F3E5F5" fontname=Helvetica fontsize=10 label="Gamified Learning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Curriculum Digitization" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+		nest1_1 [label="Personalized Learning Paths" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=integrates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=publishes color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=teachers_trains color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N3 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N12 -> nest1_0 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N3 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N11 -> S0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [label=learning_gamifies color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> S2 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N10 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label=implements color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_37.dot b/test/graphviz/scanned_easy/graphviz_37.dot
new file mode 100644
index 0000000000000000000000000000000000000000..392a54582892d4f36f2ccb99a2f3704dacb0691a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_37.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Asset Management" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Energy Management" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N2 [label="Dust Control" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N3 [label="Drilling and Blasting" color="#64B5F6" fillcolor="#E3F2FD" shape=diamond style=filled]
+	N4 [label="Autonomous Haulage Systems" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N5 [label="Exploration Drilling" color="#FF9800" fillcolor="#FFE0B2" shape=diamond style=filled]
+	N6 [label="Resource Estimation" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N7 [label="Remote Operations Center" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N8 [label="Underground Mining Operations" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N9 [label="Ore Sorting" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N10 [label="Mine Closure Planning" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N0 -> N1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=refines color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=operates color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=develops color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=licenses color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N10 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_37.txt b/test/graphviz/scanned_easy/graphviz_37.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c131f603c985b2fa2ae18d357eba8c4dcbf34257
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_37.txt
@@ -0,0 +1,11 @@
+<Asset Management, connectedTo, Energy Management>
+<Autonomous Haulage Systems, connectedTo, Exploration Drilling>
+<Drilling and Blasting, operates, Autonomous Haulage Systems>
+<Dust Control, manages, Drilling and Blasting>
+<Energy Management, connectedTo, Mine Closure Planning>
+<Energy Management, refines, Dust Control>
+<Exploration Drilling, develops, Resource Estimation>
+<Ore Sorting, licenses, Mine Closure Planning>
+<Remote Operations Center, connectedTo, Underground Mining Operations>
+<Resource Estimation, connectedTo, Remote Operations Center>
+<Underground Mining Operations, connectedTo, Ore Sorting>
diff --git a/test/graphviz/scanned_easy/graphviz_38.dot b/test/graphviz/scanned_easy/graphviz_38.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cec62abb57d0499b810b752e436facfb6615e59e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_38.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Vessel Maintenance" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Port Operations" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N2 [label="Fisheries Management" color="#FFC107" fillcolor="#FFECB3" shape=folder style=filled]
+	N3 [label="Autonomous Vessels" color="#FFC107" fillcolor="#FFECB3" shape=Mdiamond style=filled]
+	N4 [label="Customs Clearance" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N5 [label=Bunkering color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N6 [label=Pilotage color="#9575CD" fillcolor="#EDE7F6" shape=plaintext style=filled]
+	N7 [label="Cargo Loading" color="#6FE1D5" fillcolor="#C9EFEC" shape=octagon style=filled]
+	N8 [label="Hydrographic Surveying" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=transports color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=supplies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=analyzes color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=manages color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N7 [label=maintains color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_39.dot b/test/graphviz/scanned_easy/graphviz_39.dot
new file mode 100644
index 0000000000000000000000000000000000000000..989bc7edb38998a8c38b5bd3556d763936a8649f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_39.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Space Station Operations" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N1 [label="Deep Space Communications" color="#42A5F5" fillcolor="#F1F8FF" shape=parallelogram style=filled]
+	N2 [label="Launch Operations" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N3 [label="Launch Vehicle Integration" color="#42A5F5" fillcolor="#F1F8FF" shape=plaintext style=filled]
+	N4 [label="Space Debris Mitigation" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N5 [label="Mission Control Center Management" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N6 [label="Extravehicular Activity Planning" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N7 [label="Astronaut Training" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N8 [label="Asteroid Mining Feasibility" color="#42A5F5" fillcolor="#F1F8FF" shape=diamond style=filled]
+	N9 [label="Propellant Management" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N10 [label="New Space Technology Development" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+	N11 [label="Life Support Systems" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N0 -> N1 [label=develops color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=repairs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=simulates color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=regulates color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=navigates color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=builds color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N4 [label=analyzes color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_39.txt b/test/graphviz/scanned_easy/graphviz_39.txt
new file mode 100644
index 0000000000000000000000000000000000000000..323806b259f343e47201825efc0a592a4cc7a66b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_39.txt
@@ -0,0 +1,12 @@
+<Asteroid Mining Feasibility, regulates, Propellant Management>
+<Astronaut Training, connectedTo, Asteroid Mining Feasibility>
+<Deep Space Communications, analyzes, Space Debris Mitigation>
+<Deep Space Communications, connectedTo, Launch Operations>
+<Extravehicular Activity Planning, connectedTo, Astronaut Training>
+<Launch Operations, repairs, Launch Vehicle Integration>
+<Launch Vehicle Integration, simulates, Space Debris Mitigation>
+<Mission Control Center Management, connectedTo, Extravehicular Activity Planning>
+<New Space Technology Development, builds, Life Support Systems>
+<Propellant Management, navigates, New Space Technology Development>
+<Space Debris Mitigation, connectedTo, Mission Control Center Management>
+<Space Station Operations, develops, Deep Space Communications>
diff --git a/test/graphviz/scanned_easy/graphviz_4.dot b/test/graphviz/scanned_easy/graphviz_4.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fefb8cd0810630368f30580dda1d2d0204c7b337
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_4.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Scholarship Evaluation" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Online Learning Platform Management" color="#388E3C" fillcolor="#C8E6C9" shape=hexagon style=filled]
+	N2 [label="Digital Resource Management" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="School Accreditation" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N4 [label="Thesis Submission" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N5 [label="Result Declaration" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N6 [label="Faculty Recruitment" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N7 [label=Orientation color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N8 [label="Grade Entry" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N9 [label="Lecture Delivery" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N10 [label="Student Enrollment" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=coordinates color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=schedules color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=advises color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=teaches color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N0 -> N8 [label=publishes color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N9 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_40.dot b/test/graphviz/scanned_easy/graphviz_40.dot
new file mode 100644
index 0000000000000000000000000000000000000000..efc97c239b097d7c92d7b79b65c4f16bcb8636fa
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_40.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=BT
+	N0 [label="Environmental Justice Study" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N1 [label="Climate Policy Analysis" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+	N2 [label="Adaptation Strategy Development" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N3 [label="Satellite Data Interpretation" color="#BDBDBD" fillcolor="#F5F5F5" shape=octagon style=filled]
+	N4 [label="Paleoclimate Reconstruction" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N5 [label="Renewable Energy Potential Assessment" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N6 [label="Mitigation Technology Evaluation" color="#BCB88A" fillcolor="#F5F5DC" shape=diamond style=filled]
+	N7 [label="Sea Level Rise Projection" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N0 -> N1 [label=warns color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=simulates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=quantifies color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=measures color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=collects color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N5 [label=observes color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N2 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_41.dot b/test/graphviz/scanned_easy/graphviz_41.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fdb10b7211a98c057fc4234cae8ac8c238ade6d0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_41.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Weather Forecasting" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Mesoscale Meteorology" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="Cloud Observation" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N3 [label="Flood Prediction" color="#EAEFA5" fillcolor="#FDFCEB" shape=parallelogram style=filled]
+	N4 [label="Meteorological Station Maintenance" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N5 [label="Marine Weather Forecast" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N6 [label="Severe Weather Warning" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N7 [label="Climate Data Archiving" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N8 [label="Precipitation Measurement" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N9 [label=Nowcasting color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N10 [label="Lightning Detection" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [label=maintains color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=classifies color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=supports color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=calculates color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=measures color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=interprets color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=predicts color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N9 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_41.txt b/test/graphviz/scanned_easy/graphviz_41.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e0405ac89383f4c973c9a0a1b46e4d4ce76c3ba9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_41.txt
@@ -0,0 +1,11 @@
+<Climate Data Archiving, measures, Precipitation Measurement>
+<Cloud Observation, connectedTo, Flood Prediction>
+<Flood Prediction, connectedTo, Meteorological Station Maintenance>
+<Marine Weather Forecast, supports, Severe Weather Warning>
+<Mesoscale Meteorology, classifies, Cloud Observation>
+<Meteorological Station Maintenance, connectedTo, Marine Weather Forecast>
+<Meteorological Station Maintenance, connectedTo, Nowcasting>
+<Nowcasting, predicts, Lightning Detection>
+<Precipitation Measurement, interprets, Nowcasting>
+<Severe Weather Warning, calculates, Climate Data Archiving>
+<Weather Forecasting, maintains, Mesoscale Meteorology>
diff --git a/test/graphviz/scanned_easy/graphviz_42.dot b/test/graphviz/scanned_easy/graphviz_42.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a3bfdbe5f02e3614112b0951dec7be1601360623
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_42.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Textile Recycling" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Public Education on Waste" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N2 [label="Waste Management Data Analytics" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N3 [label="Glass Recycling" color="#FFF176" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N4 [label="Waste Characterization Study" color="#FFC2C2" fillcolor="#FFEBEB" shape=folder style=filled]
+	N5 [label="Waste Compaction" color="#FFF176" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N6 [label="Construction and Demolition Waste Management" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N7 [label="Waste Management Policy Development" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=separates color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=recovers color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=processes color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=manages color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N7 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_43.dot b/test/graphviz/scanned_easy/graphviz_43.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fb5a15bcce2c32e04b40f0e0f4d7e0efd69696d8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_43.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label="Hydroelectric Power Generation" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label=Desalination color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+	N2 [label="Water Quality Monitoring" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+	N3 [label="Flood Control" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N4 [label="Piping Network Repair" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N5 [label="Water Infrastructure Maintenance" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N6 [label="Greywater Recycling" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N7 [label="Stormwater Management" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=reports color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=plans color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N0 [label=filters color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [label=licenses color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_44.txt b/test/graphviz/scanned_easy/graphviz_44.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a42d8d07a3da73ae63b27361e8cdd34ef4ba6c92
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_44.txt
@@ -0,0 +1,11 @@
+<Chemical Recycling, reduces, Metal Recycling>
+<Cleaning and Processing, processes, Recycling Education>
+<Closed_Loop Material Flow, connectedTo, Commercial Recycling Solutions>
+<Commercial Recycling Solutions, connectedTo, Battery Recycling>
+<Industrial Recycling Programs, connectedTo, Reprocessing into Raw Material>
+<Life Cycle Assessment, reuses, Sorting and Segregation>
+<Metal Recycling, connectedTo, Life Cycle Assessment>
+<Recycling Education, connectedTo, Closed_Loop Material Flow>
+<Reprocessing into Raw Material, cleans, Battery Recycling>
+<Reprocessing into Raw Material, connectedTo, Chemical Recycling>
+<Sorting and Segregation, tracks, Cleaning and Processing>
diff --git a/test/graphviz/scanned_easy/graphviz_46.dot b/test/graphviz/scanned_easy/graphviz_46.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1dfb4a7ad8b1b28a701031e71bbafde307cac19d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_46.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label=Prescription color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Anesthesia Administration" color="#CDDC39" fillcolor="#E6EE9C" shape=hexagon style=filled]
+	N2 [label="Medical Treatment" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Wildlife Rehabilitation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Allergy Testing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label=Microchipping color="#CDDC39" fillcolor="#E6EE9C" shape=octagon style=filled]
+	N6 [label=Diagnosis color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N7 [label="Veterinary Pathology" color="#CDDC39" fillcolor="#E6EE9C" shape=octagon style=filled]
+	N8 [label="Farm Animal Health Management" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=consults color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=orders color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=records color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=communicates color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=operates color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=admits color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N4 -> N8 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_46.txt b/test/graphviz/scanned_easy/graphviz_46.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aa9299f1700ea7a12a05253af4f282f428927dd4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_46.txt
@@ -0,0 +1,9 @@
+<Allergy Testing, connectedTo, Farm Animal Health Management>
+<Allergy Testing, connectedTo, Microchipping>
+<Anesthesia Administration, consults, Medical Treatment>
+<Diagnosis, operates, Veterinary Pathology>
+<Medical Treatment, orders, Wildlife Rehabilitation>
+<Microchipping, communicates, Diagnosis>
+<Prescription, connectedTo, Anesthesia Administration>
+<Veterinary Pathology, admits, Farm Animal Health Management>
+<Wildlife Rehabilitation, records, Allergy Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_49.dot b/test/graphviz/scanned_easy/graphviz_49.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f9213e900ea1d3322198aeb889cbe56e1733451e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_49.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Emergency Drills and Exercises" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Emergency Response" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Information Dissemination" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label=Reconstruction color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Risk Assessment" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="Search and Rescue Operations" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N6 [label="Psychosocial Support" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N7 [label="Geographic Information Systems for Disasters" color="#FFF176" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N8 [label="Resource Mobilization" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=protects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=mitigates color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=enforces color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N5 -> N2 [label=recovers color="#26A69A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_5.dot b/test/graphviz/scanned_easy/graphviz_5.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2f18b661b9435914a370bdc735b3844a65177a53
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_5.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Up_selling Offer" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label=Shipment color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N2 [label="A or B Testing" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N3 [label="Cart Abandonment" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N4 [label="Promotion Application" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N5 [label="Delivery Tracking" color="#6FE1D5" fillcolor="#C9EFEC" shape=folder style=filled]
+	N6 [label="Refund Process" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N7 [label="Payment Gateway Reconciliation" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N8 [label="Affiliate Marketing" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=generates color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=authenticates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=adds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N6 [label=lists color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_5.txt b/test/graphviz/scanned_easy/graphviz_5.txt
new file mode 100644
index 0000000000000000000000000000000000000000..feddc0cbb19cdbed78da0aae8b7184f686688f15
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_5.txt
@@ -0,0 +1,9 @@
+<A or B Testing, connectedTo, Cart Abandonment>
+<Cart Abandonment, authenticates, Promotion Application>
+<Delivery Tracking, connectedTo, Refund Process>
+<Payment Gateway Reconciliation, connectedTo, Affiliate Marketing>
+<Promotion Application, adds, Delivery Tracking>
+<Promotion Application, lists, Refund Process>
+<Refund Process, connectedTo, Payment Gateway Reconciliation>
+<Shipment, generates, A or B Testing>
+<Up_selling Offer, connectedTo, Shipment>
diff --git a/test/graphviz/scanned_easy/graphviz_50.dot b/test/graphviz/scanned_easy/graphviz_50.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2f70796f21d18645abb0367ee5a2116686c3a500
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_50.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Weapon Systems Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Crisis Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=parallelogram style=filled]
+	N2 [label="Space Operations" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N3 [label="Electronic Warfare" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N4 [label=Reconnaissance color="#F06292" fillcolor="#FCE4EC" shape=oval style=filled]
+	N5 [label="Air Operations" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N6 [label="Unmanned Systems Operation" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Counter_Terrorism Operations" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N8 [label="Peacekeeping Missions" color="#4DB6AC" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N9 [label="Chaplain Services" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N10 [label="Personnel Management" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N11 [label="Troop Deployment" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [label=researches color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=disarms color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=negotiates color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=protects color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=recruits color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=operates color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N6 -> N3 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N7 [label=commands color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_50.txt b/test/graphviz/scanned_easy/graphviz_50.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7987e1fa69c7a3742f5bf869fe6931800cc7bcbf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_50.txt
@@ -0,0 +1,13 @@
+<Air Operations, negotiates, Unmanned Systems Operation>
+<Chaplain Services, operates, Personnel Management>
+<Counter_Terrorism Operations, recruits, Peacekeeping Missions>
+<Crisis Management, disarms, Space Operations>
+<Electronic Warfare, monitors, Reconnaissance>
+<Peacekeeping Missions, connectedTo, Chaplain Services>
+<Personnel Management, commands, Counter_Terrorism Operations>
+<Personnel Management, connectedTo, Troop Deployment>
+<Reconnaissance, connectedTo, Air Operations>
+<Space Operations, connectedTo, Electronic Warfare>
+<Unmanned Systems Operation, connectedTo, Electronic Warfare>
+<Unmanned Systems Operation, protects, Counter_Terrorism Operations>
+<Weapon Systems Development, researches, Crisis Management>
diff --git a/test/graphviz/scanned_easy/graphviz_51.dot b/test/graphviz/scanned_easy/graphviz_51.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e60c55986151732615766f3e1b7e4cbc1f32f5d0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_51.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Aerospace Engineering" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Gate Assignment" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N2 [label="Regulatory Compliance" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N3 [label="Crew Resource Management" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N4 [label="Next_Generation Air Traffic Management" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N5 [label="Flight Simulation" color="#AF56A6" fillcolor="#DDCEDD" shape=Mdiamond style=filled]
+	N6 [label="In_flight Service" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N7 [label="Passenger Check_in" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=lands color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=certifies color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=inspects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N6 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_51.txt b/test/graphviz/scanned_easy/graphviz_51.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c69307ab38e9ce38a80721f7833ec686dbca8403
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_51.txt
@@ -0,0 +1,8 @@
+<Aerospace Engineering, connectedTo, Gate Assignment>
+<Crew Resource Management, certifies, Next_Generation Air Traffic Management>
+<Crew Resource Management, connectedTo, In_flight Service>
+<Flight Simulation, connectedTo, In_flight Service>
+<Gate Assignment, lands, Regulatory Compliance>
+<In_flight Service, inspects, Passenger Check_in>
+<Next_Generation Air Traffic Management, connectedTo, Flight Simulation>
+<Regulatory Compliance, monitors, Crew Resource Management>
diff --git a/test/graphviz/scanned_easy/graphviz_54.dot b/test/graphviz/scanned_easy/graphviz_54.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e5286b4581af8dc6d121ed6cf499c8ab269f4388
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_54.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Carbon Nanotube Synthesis" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label=Nanocoatings color="#FFEB3B" fillcolor="#FFF9C4" shape=plaintext style=filled]
+	N2 [label="Graphene Production" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N3 [label="X_ray Diffraction" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N4 [label="Nanofabrication Techniques" color="#26A69A" fillcolor="#E0F2F1" shape=octagon style=filled]
+	N5 [label="Environmental Remediation with Nanomaterials" color="#FFEB3B" fillcolor="#FFF9C4" shape=octagon style=filled]
+	N6 [label=Spintronics color="#26A69A" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N7 [label="Food Packaging Improvement" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N8 [label="Ethical Implications of Nanotech" color="#FFEB3B" fillcolor="#FFF9C4" shape=plaintext style=filled]
+	N9 [label="Bio_Nanotechnology Interface" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N0 -> N1 [label=protects color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=fabricates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=educates color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=measures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=complies color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=engineers color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [label=delivers color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_55.dot b/test/graphviz/scanned_easy/graphviz_55.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bfdb02273080d5c8ce02a455146e54e436eefeca
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_55.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Decoherence Mitigation" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Cryogenic Systems for Qubits" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N2 [label="Material Science Simulations" color="#BA68C8" fillcolor="#F3E5F5" shape=octagon style=filled]
+	N3 [label="Quantum Computing Education" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N4 [label="Vacuum Systems for Trapped Ions" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N5 [label="Quantum Software Development Kit" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N6 [label="Superconducting Qubits" color="#BA68C8" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N7 [label="Quantum Communication Protocols" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Quantum Entanglement Generation" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N9 [label="Laser Cooling for Ions" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=accesses color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=optimizes color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=benchmarks color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=simulates color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=develops color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=transmits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_55.txt b/test/graphviz/scanned_easy/graphviz_55.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8623534356e939cfad2734ae390cfb9c793eb530
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_55.txt
@@ -0,0 +1,10 @@
+<Cryogenic Systems for Qubits, accesses, Material Science Simulations>
+<Cryogenic Systems for Qubits, connectedTo, Quantum Entanglement Generation>
+<Decoherence Mitigation, connectedTo, Cryogenic Systems for Qubits>
+<Material Science Simulations, optimizes, Quantum Computing Education>
+<Quantum Communication Protocols, develops, Quantum Entanglement Generation>
+<Quantum Computing Education, benchmarks, Vacuum Systems for Trapped Ions>
+<Quantum Entanglement Generation, transmits, Laser Cooling for Ions>
+<Quantum Software Development Kit, simulates, Superconducting Qubits>
+<Superconducting Qubits, connectedTo, Quantum Communication Protocols>
+<Vacuum Systems for Trapped Ions, connectedTo, Quantum Software Development Kit>
diff --git a/test/graphviz/scanned_easy/graphviz_56.dot b/test/graphviz/scanned_easy/graphviz_56.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c0ef133c6f8adf80f2c8f80b18f6b9cb6187f638
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_56.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=BT
+	N0 [label="Immersive Storytelling" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Facial Recognition in AR or VR" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N2 [label="Data Visualization in AR or VR" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N3 [label="Haptic Feedback Integration" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N4 [label="Mixed Reality Solutions" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N5 [label="Eye Tracking" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N6 [label="Wearable AR Devices" color="#FF5722" fillcolor="#FFCCBC" shape=folder style=filled]
+	N7 [label="Training Simulations" color="#81C784" fillcolor="#F1F8E9" shape=oval style=filled]
+	N8 [label="Software Development Kit Integration" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N9 [label="Spatial Audio Implementation" color="#64B5F6" fillcolor="#E3F2FD" shape=octagon style=filled]
+	N10 [label="Tracking System Calibration" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N11 [label="Cloud_based AR or VR Rendering" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=renders color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=collaborates color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=analyzes color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=monitors color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=integrates color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N6 -> N4 [label=processes color="#FF5722" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_57.txt b/test/graphviz/scanned_easy/graphviz_57.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9dd3b48a0b1bb8626c3fe9f085756c7f2910bd25
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_57.txt
@@ -0,0 +1,10 @@
+<AI Behavior Programming, connectedTo, In_Game Economy Design>
+<AI Behavior Programming, connectedTo, Multiplayer Game Development>
+<Engine Development, connectedTo, Narrative Design>
+<Esports Event Organization, broadcasts, Mobile Game Development>
+<Game Publishing, develops, AI Behavior Programming>
+<In_Game Economy Design, connectedTo, Voice Acting>
+<Mobile Game Development, researches, Game Publishing>
+<Multiplayer Game Development, connectedTo, Engine Development>
+<Multiplayer Game Development, leads, In_Game Economy Design>
+<Narrative Design, connectedTo, Esports Event Organization>
diff --git a/test/graphviz/scanned_easy/graphviz_58.dot b/test/graphviz/scanned_easy/graphviz_58.dot
new file mode 100644
index 0000000000000000000000000000000000000000..de89461350657393ced69df847d2181c68920173
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_58.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Music Therapy" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Streaming Platform Management" color="#03A9F4" fillcolor="#B3E5FC" shape=hexagon style=filled]
+	N2 [label="Record Label Operations" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N3 [label=Songwriting color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
+	N4 [label="Merchandise Sales" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N5 [label="Artist Management" color="#03A9F4" fillcolor="#B3E5FC" shape=hexagon style=filled]
+	N6 [label="Synthesizer Programming" color="#03A9F4" fillcolor="#B3E5FC" shape=folder style=filled]
+	N7 [label=Mastering color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N8 [label="Crowdfunding for Music Projects" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N9 [label="Instrumental Performance" color="#FFEB3B" fillcolor="#FFF9C4" shape=diamond style=filled]
+	N10 [label="Music Festival Organization" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=distributes color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=publishes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=masters color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N3 [label=engineers color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N8 [label=trains color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_58.txt b/test/graphviz/scanned_easy/graphviz_58.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ff17440b13613af90aaf3f5990c77c9a35b8ada1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_58.txt
@@ -0,0 +1,12 @@
+<Artist Management, publishes, Synthesizer Programming>
+<Crowdfunding for Music Projects, connectedTo, Instrumental Performance>
+<Instrumental Performance, connectedTo, Music Festival Organization>
+<Mastering, connectedTo, Crowdfunding for Music Projects>
+<Merchandise Sales, connectedTo, Artist Management>
+<Merchandise Sales, engineers, Songwriting>
+<Music Festival Organization, trains, Crowdfunding for Music Projects>
+<Music Therapy, connectedTo, Streaming Platform Management>
+<Record Label Operations, connectedTo, Songwriting>
+<Songwriting, distributes, Merchandise Sales>
+<Streaming Platform Management, connectedTo, Record Label Operations>
+<Synthesizer Programming, masters, Mastering>
diff --git a/test/graphviz/scanned_easy/graphviz_59.dot b/test/graphviz/scanned_easy/graphviz_59.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b5bbdf57ba014958b41c6414a673db54d36f4c8e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_59.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Budget Management" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Color Grading" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N2 [label="Archiving and Preservation" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N3 [label="Marketing and Publicity" color="#AABEC6" fillcolor="#E0E6E9" shape=folder style=filled]
+	N4 [label="Remote Collaboration Tools" color="#BA68C8" fillcolor="#F3E5F5" shape=folder style=filled]
+	N5 [label="Production Scheduling" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N6 [label="Pre_production Planning" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N7 [label=Directing color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Digital Asset Management" color="#BCB88A" fillcolor="#F5F5DC" shape=oval style=filled]
+	N9 [label="Sound Recording" color="#BCB88A" fillcolor="#F5F5DC" shape=diamond style=filled]
+	N10 [label="Audience Research" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=films color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=schedules color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=produces color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=edits color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=scripts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=reviews color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N0 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N2 [label=markets color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_59.txt b/test/graphviz/scanned_easy/graphviz_59.txt
new file mode 100644
index 0000000000000000000000000000000000000000..066c3985c14d0eb6d1ed965e984f158cb1958da4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_59.txt
@@ -0,0 +1,12 @@
+<Archiving and Preservation, connectedTo, Marketing and Publicity>
+<Budget Management, films, Color Grading>
+<Color Grading, schedules, Archiving and Preservation>
+<Digital Asset Management, connectedTo, Sound Recording>
+<Directing, connectedTo, Digital Asset Management>
+<Marketing and Publicity, connectedTo, Remote Collaboration Tools>
+<Pre_production Planning, scripts, Directing>
+<Production Scheduling, edits, Pre_production Planning>
+<Remote Collaboration Tools, connectedTo, Budget Management>
+<Remote Collaboration Tools, produces, Production Scheduling>
+<Sound Recording, markets, Archiving and Preservation>
+<Sound Recording, reviews, Audience Research>
diff --git a/test/graphviz/scanned_easy/graphviz_6.txt b/test/graphviz/scanned_easy/graphviz_6.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3077449d6e0d3cf670baa567547db671e2672218
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_6.txt
@@ -0,0 +1,11 @@
+<Accident Reconstruction, clears, Road Network Management>
+<Customs Clearance, connectedTo, Weather Impact Assessment>
+<Electric Vehicle Charging, connectedTo, Fare Calculation>
+<Fare Calculation, diversifies, Customs Clearance>
+<Luggage Handling, rescues, Security Check>
+<Road Network Management, reports, Electric Vehicle Charging>
+<Security Check, connectedTo, Tunnel Monitoring>
+<Tunnel Monitoring, connectedTo, Accident Reconstruction>
+<Tunnel Monitoring, connectedTo, Vehicle Tracking>
+<Vehicle Tracking, permits, Luggage Handling>
+<Weather Impact Assessment, connectedTo, Fueling>
diff --git a/test/graphviz/scanned_easy/graphviz_60.txt b/test/graphviz/scanned_easy/graphviz_60.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ec617c850d048974b280f25fb11c58e781b0b474
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_60.txt
@@ -0,0 +1,8 @@
+<Audience Engagement, records, Drafting Content>
+<Blog Post Writing, tracks, Influencer Collaboration>
+<Content Localization, engages, Blog Post Writing>
+<Content Strategy Development, moderates, Podcast Production>
+<Drafting Content, connectedTo, Content Localization>
+<Podcast Production, connectedTo, Audience Engagement>
+<Podcast Production, interviews, Content Localization>
+<Research and Outline, connectedTo, Content Strategy Development>
diff --git a/test/graphviz/scanned_easy/graphviz_62.dot b/test/graphviz/scanned_easy/graphviz_62.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9e86e92c19c3025201c582f12a03a0f7b5880307
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_62.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="Operational Efficiency Measurement" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Data Modeling" color="#FBC02D" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N2 [label="Actionable Insights Generation" color="#FBC02D" fillcolor="#FFFDE7" shape=folder style=filled]
+	N3 [label="Mobile BI Development" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N4 [label="Query Optimization" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N5 [label="Real_time BI Dashboards" color="#FBC02D" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N6 [label="Customer Behavior Insights" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+	N7 [label="Data Quality Management" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=controls color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=models color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=OLAPs color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=recommends color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [label=processes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N3 [label=benchmarks color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_62.txt b/test/graphviz/scanned_easy/graphviz_62.txt
new file mode 100644
index 0000000000000000000000000000000000000000..762b5ed79b169b19b76ee00b8b4225119f08cad2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_62.txt
@@ -0,0 +1,9 @@
+<Actionable Insights Generation, connectedTo, Mobile BI Development>
+<Customer Behavior Insights, recommends, Data Quality Management>
+<Data Modeling, connectedTo, Actionable Insights Generation>
+<Mobile BI Development, models, Query Optimization>
+<Operational Efficiency Measurement, benchmarks, Mobile BI Development>
+<Operational Efficiency Measurement, controls, Data Modeling>
+<Query Optimization, OLAPs, Real_time BI Dashboards>
+<Query Optimization, processes, Data Modeling>
+<Real_time BI Dashboards, connectedTo, Customer Behavior Insights>
diff --git a/test/graphviz/scanned_easy/graphviz_63.dot b/test/graphviz/scanned_easy/graphviz_63.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b153e65f8d33327b593eff9af2434a6c837cc706
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_63.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Mobile Marketing" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N1 [label="Email Marketing" color="#66BB6A" fillcolor="#E8F5E9" shape=oval style=filled]
+	N2 [label="Market Research" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Marketing Budget Allocation" color="#795548" fillcolor="#D7CCC8" shape=diamond style=filled]
+	N4 [label="Marketing Automation" color="#66BB6A" fillcolor="#E8F5E9" shape=folder style=filled]
+	N5 [label="Loyalty Programs" color="#795548" fillcolor="#D7CCC8" shape=parallelogram style=filled]
+	N6 [label="Customer Segmentation" color="#795548" fillcolor="#D7CCC8" shape=octagon style=filled]
+	N7 [label="Target Audience Identification" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N8 [label="Campaign Performance Tracking" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+	N9 [label="Distribution Channel Management" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N10 [label="Lead Generation" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N0 -> N1 [label="generates leads" color="#795548" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="direct mail" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="converts customers" color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="optimizes conversions" color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="organizes events" color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_64.dot b/test/graphviz/scanned_easy/graphviz_64.dot
new file mode 100644
index 0000000000000000000000000000000000000000..69daef2ab432672e94e2883e12c326f3974973c6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_64.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Customer Acquisition Cost Analysis" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="Ad Copywriting" color="#9C27B0" fillcolor="#E1BEE7" shape=parallelogram style=filled]
+	N2 [label="Display Advertising" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N3 [label="Radio Advertising" color="#00BCD4" fillcolor="#E0F7FA" shape=folder style=filled]
+	N4 [label="Visual Design for Ads" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N5 [label="Social Media Ads" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N6 [label="Digital Advertising" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N7 [label="Regulatory Compliance for Ads" color="#90A4AE" fillcolor="#ECEFF1" shape=parallelogram style=filled]
+	N8 [label="Audience Segmentation for Ads" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N9 [label="Ad Platform Management" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N10 [label="Return on Ad Spend Calculation" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N0 -> N1 [label="creates ads" color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="calculates CAC" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="search ads" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="video ads" color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="writes copy" color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [label="designs visuals" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_65.dot b/test/graphviz/scanned_easy/graphviz_65.dot
new file mode 100644
index 0000000000000000000000000000000000000000..325c3f22787770b7eb2b3ba2f9055f0ba9e5a25b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_65.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Supply Chain Traceability" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label="Blockchain Node Operation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N2 [label="Energy Trading on Blockchain" color="#673AB7" fillcolor="#D1C4E9" shape=oval style=filled]
+	N3 [label="Cryptographic Hashing" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N4 [label="Security Token Offerings" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N5 [label="Tokenomics Design" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N6 [label="Decentralized Applications Development" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Private Blockchain Implementation" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N8 [label="Gaming on Blockchain" color="#F7BEE0" fillcolor="#FAEBF3" shape=Mdiamond style=filled]
+	N9 [label="Interoperability Solutions" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N10 [label="Decentralized Finance Protocols" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N11 [label="Consensus Mechanism Development" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label="powers games" color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="operates nodes" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="tokenizes assets" color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="manages networks" color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="codes smart contracts" color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="performs KYCs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_65.txt b/test/graphviz/scanned_easy/graphviz_65.txt
new file mode 100644
index 0000000000000000000000000000000000000000..030546382275868c85a6886934cc08eb98d291ce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_65.txt
@@ -0,0 +1,12 @@
+<Blockchain Node Operation, operates nodes, Energy Trading on Blockchain>
+<Consensus Mechanism Development, connectedTo, Decentralized Applications Development>
+<Cryptographic Hashing, tokenizes assets, Security Token Offerings>
+<Decentralized Applications Development, connectedTo, Private Blockchain Implementation>
+<Decentralized Finance Protocols, performs KYCs, Consensus Mechanism Development>
+<Energy Trading on Blockchain, connectedTo, Cryptographic Hashing>
+<Gaming on Blockchain, codes smart contracts, Interoperability Solutions>
+<Interoperability Solutions, connectedTo, Decentralized Finance Protocols>
+<Private Blockchain Implementation, manages networks, Gaming on Blockchain>
+<Security Token Offerings, connectedTo, Tokenomics Design>
+<Supply Chain Traceability, powers games, Blockchain Node Operation>
+<Tokenomics Design, connectedTo, Decentralized Applications Development>
diff --git a/test/graphviz/scanned_easy/graphviz_66.txt b/test/graphviz/scanned_easy/graphviz_66.txt
new file mode 100644
index 0000000000000000000000000000000000000000..52b32afdea23f38587b9c1fa6301ec3bacb92a0f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_66.txt
@@ -0,0 +1,10 @@
+<Airdrop Campaigns, educates users, Portfolio Management>
+<GameFi Development, facilitates trades, Smart Contract Auditing>
+<KYC or AML Procedures, connectedTo, Airdrop Campaigns>
+<KYC or AML Procedures, connectedTo, Market Analysis>
+<Market Analysis, governs DAOs, Staking>
+<Market Analysis, optimizes investments, Mining Algorithm Design>
+<Mining Algorithm Design, connectedTo, Airdrop Campaigns>
+<Portfolio Management, performs KYCs, GameFi Development>
+<Smart Contract Auditing, connectedTo, Staking>
+<Staking, connectedTo, Key Management>
diff --git a/test/graphviz/scanned_easy/graphviz_67.dot b/test/graphviz/scanned_easy/graphviz_67.dot
new file mode 100644
index 0000000000000000000000000000000000000000..36228538d251ba250e1cba65ef2b3b80c8f96fee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_67.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Intellectual Property Protection" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Escrow Management" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N2 [label="Community Building" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N3 [label="Press Outreach" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N4 [label="Due Diligence for Projects" color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+	N5 [label="Backer Communication" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N6 [label="Pitch Deck Preparation" color="#8C9EFF" fillcolor="#D3D7EB" shape=octagon style=filled]
+	N7 [label="Campaign Creation" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N8 [label="Shareholder Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N9 [label="Post_Campaign Updates" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N10 [label="Goal Setting" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="markets projects" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="handles logistics" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="facilitates international campaigns" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="sets goals" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="funds real estate" color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [label="promotes campaigns" color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_67.txt b/test/graphviz/scanned_easy/graphviz_67.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d5c069a6c7f3585e7d58f4437f40f9dc40c5a756
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_67.txt
@@ -0,0 +1,11 @@
+<Backer Communication, connectedTo, Pitch Deck Preparation>
+<Campaign Creation, facilitates international campaigns, Shareholder Management>
+<Community Building, handles logistics, Press Outreach>
+<Due Diligence for Projects, connectedTo, Backer Communication>
+<Escrow Management, markets projects, Community Building>
+<Intellectual Property Protection, connectedTo, Escrow Management>
+<Pitch Deck Preparation, connectedTo, Campaign Creation>
+<Post_Campaign Updates, funds real estate, Goal Setting>
+<Press Outreach, connectedTo, Due Diligence for Projects>
+<Shareholder Management, promotes campaigns, Escrow Management>
+<Shareholder Management, sets goals, Post_Campaign Updates>
diff --git a/test/graphviz/scanned_easy/graphviz_68.txt b/test/graphviz/scanned_easy/graphviz_68.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ed4f102e7936166032ec2d3f4960aa90c59d36c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_68.txt
@@ -0,0 +1,9 @@
+<Data Privacy in IoT, connectedTo, Energy Management Systems>
+<Energy Management Systems, connectedTo, Data Privacy in IoT>
+<Energy Management Systems, connectedTo, Smart City Sensors>
+<Industrial IoT, connectedTo, Data Privacy in IoT>
+<Industrial IoT, connectedTo, Energy Management Systems>
+<Power Management for Devices, processes streams, User Interface for IoT Apps>
+<Smart City Sensors, secures devices, Transportation IoT>
+<Transportation IoT, enhances agriculture, Interoperability Standards>
+<User Interface for IoT Apps, manages deployments, Industrial IoT>
diff --git a/test/graphviz/scanned_easy/graphviz_69.dot b/test/graphviz/scanned_easy/graphviz_69.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f8fbd23fde336a1483f666cb09da6f2020ca91fc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_69.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Data Synchronization between Edge and Cloud" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Retail Edge Computing" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N2 [label="Industrial Edge Computing" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N3 [label="Microservices on Edge Devices" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N4 [label="Edge Security Analytics" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N5 [label="Orchestration of Edge Workloads" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N6 [label="Sensor Data Aggregation" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N7 [label="Edge Device Analytics" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N8 [label="Edge Data Processing" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+	N9 [label="Edge AI Model Deployment" color="#FFF9AE" fillcolor="#FFFCE6" shape=plaintext style=filled]
+	N10 [label="Virtualization at Edge" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="provides low latency" color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages devices" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="reduces latency" color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="secures data" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="enhances privacy" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="optimizes bandwidth" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N6 [label="enables offline operations" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N7 [label="selects hardware" color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_7.dot b/test/graphviz/scanned_easy/graphviz_7.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ae1c6b344f4a78d6541916ce3a31c98a348d4684
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_7.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Hydropower Generation" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N1 [label="Battery Monitoring" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N2 [label="Voltage Regulation" color="#C2B2F0" fillcolor="#EFE6FF" shape=Mdiamond style=filled]
+	N3 [label="Cybersecurity for Grid" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N4 [label="Solar Panel Installation" color="#C2B2F0" fillcolor="#EFE6FF" shape=parallelogram style=filled]
+	N5 [label="Demand Forecast" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N6 [label="Oil and Gas Exploration" color="#9FA9E1" fillcolor="#D6D9F0" shape=oval style=filled]
+	N7 [label="Load Shedding" color="#6EB76D" fillcolor="#E9F7E8" shape=folder style=filled]
+	N8 [label="Sensor Reading" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N9 [label="Wind Turbine Monitoring" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N10 [label="Smart Metering" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=permits color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=licenses color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=secures color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=transmits color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=logs color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=stores color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N6 [label=develops color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [label=isolates color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_7.txt b/test/graphviz/scanned_easy/graphviz_7.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1dc68ea71ce2d91d2b39fd168a3d91e3adb3b0ef
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_7.txt
@@ -0,0 +1,12 @@
+<Battery Monitoring, permits, Voltage Regulation>
+<Cybersecurity for Grid, secures, Solar Panel Installation>
+<Demand Forecast, connectedTo, Oil and Gas Exploration>
+<Hydropower Generation, connectedTo, Battery Monitoring>
+<Load Shedding, connectedTo, Sensor Reading>
+<Load Shedding, isolates, Cybersecurity for Grid>
+<Oil and Gas Exploration, logs, Load Shedding>
+<Sensor Reading, connectedTo, Wind Turbine Monitoring>
+<Solar Panel Installation, transmits, Demand Forecast>
+<Voltage Regulation, licenses, Cybersecurity for Grid>
+<Wind Turbine Monitoring, develops, Oil and Gas Exploration>
+<Wind Turbine Monitoring, stores, Smart Metering>
diff --git a/test/graphviz/scanned_easy/graphviz_70.dot b/test/graphviz/scanned_easy/graphviz_70.dot
new file mode 100644
index 0000000000000000000000000000000000000000..40c9ab4a38c869bf0f723e222bbc785d66db43d1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_70.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Cloud Vendor Lock_in Mitigation" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Cloud FinOps" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N2 [label="Serverless Computing" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+	N3 [label="Identity and Access Management" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N4 [label="Cloud Governance" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N5 [label="Data Storage in Cloud" color="#BCB88A" fillcolor="#F5F5DC" shape=oval style=filled]
+	N6 [label="Resource Tagging for Cost Allocation" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+	N7 [label="Infrastructure as a Service" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N0 -> N1 [label="implements FinOps" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="architects solutions" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="uses public clouds" color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_70.txt b/test/graphviz/scanned_easy/graphviz_70.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fc00f6899f92c0efda5d1ad9d7e8613068b1c1ff
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_70.txt
@@ -0,0 +1,8 @@
+<Cloud FinOps, architects solutions, Serverless Computing>
+<Cloud Governance, connectedTo, Data Storage in Cloud>
+<Cloud Vendor Lock_in Mitigation, implements FinOps, Cloud FinOps>
+<Data Storage in Cloud, connectedTo, Resource Tagging for Cost Allocation>
+<Identity and Access Management, connectedTo, Cloud Governance>
+<Infrastructure as a Service, connectedTo, Identity and Access Management>
+<Resource Tagging for Cost Allocation, uses public clouds, Infrastructure as a Service>
+<Serverless Computing, connectedTo, Identity and Access Management>
diff --git a/test/graphviz/scanned_easy/graphviz_71.dot b/test/graphviz/scanned_easy/graphviz_71.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5496fde500f8a08d658fbe313018d6f4282e7c59
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_71.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Rack and Cabinet Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N1 [label=Virtualization color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Capacity Planning" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="Hardware Maintenance" color="#B8C0F5" fillcolor="#ECF0FD" shape=octagon style=filled]
+	N4 [label="User Account Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N5 [label="Server Deployment" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N6 [label="Storage Solutions" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N7 [label="Group Policy Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N8 [label="Monitoring and Alerting" color="#9FA9E1" fillcolor="#D6D9F0" shape=Mdiamond style=filled]
+	N9 [label="DNS Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=octagon style=filled]
+	N10 [label="Environmental Monitoring" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N11 [label="Mail Server Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages mail servers" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages access controls" color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="manages power" color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="configures load balancers" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="monitors performance" color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="manages proxies" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="ensures business continuity" color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="maintains hardware" color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_71.txt b/test/graphviz/scanned_easy/graphviz_71.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e5192c473c956a54f2e3747b883a6b7a798225b6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_71.txt
@@ -0,0 +1,12 @@
+<Capacity Planning, connectedTo, Virtualization>
+<Capacity Planning, manages access controls, Hardware Maintenance>
+<DNS Management, ensures business continuity, Environmental Monitoring>
+<Environmental Monitoring, maintains hardware, Mail Server Management>
+<Group Policy Management, monitors performance, Monitoring and Alerting>
+<Hardware Maintenance, connectedTo, User Account Management>
+<Monitoring and Alerting, manages proxies, DNS Management>
+<Rack and Cabinet Management, connectedTo, Virtualization>
+<Server Deployment, connectedTo, Storage Solutions>
+<Storage Solutions, configures load balancers, Group Policy Management>
+<User Account Management, manages power, Server Deployment>
+<Virtualization, manages mail servers, Capacity Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_72.txt b/test/graphviz/scanned_easy/graphviz_72.txt
new file mode 100644
index 0000000000000000000000000000000000000000..62121f4e30627187809eb508e72e04a956b090d8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_72.txt
@@ -0,0 +1,12 @@
+<Automated Deployment, connectedTo, Secrets Management>
+<Chaos Engineering, monitors applications, Monitoring and Logging>
+<ChatOps, implements CI, Chaos Engineering>
+<Code Quality Checks, connectedTo, Chaos Engineering>
+<Code Quality Checks, connectedTo, Release Management>
+<Code Quality Checks, performs static analysis, Static Code Analysis>
+<Monitoring and Logging, connectedTo, Release Management>
+<Release Management, integrates security, Code Quality Checks>
+<Secrets Management, automates pipelines, Version Control>
+<Site Reliability Engineering Principles, connectedTo, Cross_Functional Team Collaboration>
+<Static Code Analysis, connectedTo, Automated Deployment>
+<Version Control, uses IaC, Site Reliability Engineering Principles>
diff --git a/test/graphviz/scanned_easy/graphviz_73.dot b/test/graphviz/scanned_easy/graphviz_73.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1c75885133a8f933399c19fb2ce543fcde0422fc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_73.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Unit Testing" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Scalability Design" color="#FFE470" fillcolor="#FFFAE0" shape=octagon style=filled]
+	N2 [label="Requirements Gathering" color="#7E57C2" fillcolor="#D1C4E9" shape=Mdiamond style=filled]
+	N3 [label="System Design" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N4 [label="Compiler Design" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N5 [label="Security Hardening" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N6 [label=Containerization color="#FFE470" fillcolor="#FFFAE0" shape=plaintext style=filled]
+	N7 [label="Microservices Architecture" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N8 [label="Technical Debt Management" color="#FFE470" fillcolor="#FFFAE0" shape=parallelogram style=filled]
+	N9 [label="Architecture Planning" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N10 [label="Continuous Delivery" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label="integrates modules" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="designs software" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="implements CD" color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="architects systems" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="develops web apps" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N0 [label="manages data structures" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N3 [label="builds desktop apps" color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_73.txt b/test/graphviz/scanned_easy/graphviz_73.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3c4f029b0334a0e95fd190ef4391843d8873ef3a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_73.txt
@@ -0,0 +1,12 @@
+<Architecture Planning, develops web apps, Continuous Delivery>
+<Compiler Design, designs software, Security Hardening>
+<Compiler Design, manages data structures, Unit Testing>
+<Containerization, builds desktop apps, System Design>
+<Containerization, connectedTo, Microservices Architecture>
+<Microservices Architecture, implements CD, Technical Debt Management>
+<Requirements Gathering, connectedTo, System Design>
+<Scalability Design, connectedTo, Requirements Gathering>
+<Security Hardening, connectedTo, Containerization>
+<System Design, connectedTo, Compiler Design>
+<Technical Debt Management, architects systems, Architecture Planning>
+<Unit Testing, integrates modules, Scalability Design>
diff --git a/test/graphviz/scanned_easy/graphviz_74.dot b/test/graphviz/scanned_easy/graphviz_74.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4994b71f6e62b2f344d94c115c4fef4a47456673
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_74.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Reverse Engineering" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Environmental Testing" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N2 [label="Failure Analysis" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N3 [label="Optical Module Design" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N4 [label="Circuit Design" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N5 [label="Cable Management" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N6 [label="Test Fixture Design" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N7 [label="PCB Layout" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N8 [label="Sensor Integration" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N9 [label="Material Selection" color="#9575CD" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N10 [label="Regulatory Compliance" color="#00BCD4" fillcolor="#E0F7FA" shape=plaintext style=filled]
+	N11 [label="Low_Power Design" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="builds prototypes" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="tests hardware" color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="develops firmware" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="designs fixtures" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="tests environmental resilience" color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N7 [label="ensures quality" color="#9575CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_74.txt b/test/graphviz/scanned_easy/graphviz_74.txt
new file mode 100644
index 0000000000000000000000000000000000000000..43ecfab791ed66c3b0d358d6c078b55f182e9c0f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_74.txt
@@ -0,0 +1,12 @@
+<Cable Management, connectedTo, Test Fixture Design>
+<Circuit Design, connectedTo, Cable Management>
+<Environmental Testing, builds prototypes, Failure Analysis>
+<Failure Analysis, tests hardware, Optical Module Design>
+<Material Selection, connectedTo, Regulatory Compliance>
+<Optical Module Design, develops firmware, Circuit Design>
+<PCB Layout, tests environmental resilience, Sensor Integration>
+<Regulatory Compliance, connectedTo, Low_Power Design>
+<Reverse Engineering, connectedTo, Environmental Testing>
+<Sensor Integration, connectedTo, Material Selection>
+<Sensor Integration, ensures quality, PCB Layout>
+<Test Fixture Design, designs fixtures, PCB Layout>
diff --git a/test/graphviz/scanned_easy/graphviz_76.txt b/test/graphviz/scanned_easy/graphviz_76.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c7eb24e126b799e8ef0f21b9e94e2bf37f64e3fa
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_76.txt
@@ -0,0 +1,9 @@
+<Content Moderation, conducts social audits, Live Streaming on Social Media>
+<Crisis Communication Plan, connectedTo, Performance Analytics>
+<Customer Service on Social Media, considers ethics, Crisis Communication Plan>
+<Influencer Collaboration, connectedTo, Reporting and Optimization>
+<Live Streaming on Social Media, forms partnerships, Platform Selection>
+<Platform Selection, analyzes engagement, Influencer Collaboration>
+<Platform Selection, connectedTo, Customer Service on Social Media>
+<Reporting and Optimization, manages crises, Customer Service on Social Media>
+<Social Media Audits, collaborates with influencers, Content Moderation>
diff --git a/test/graphviz/scanned_easy/graphviz_77.txt b/test/graphviz/scanned_easy/graphviz_77.txt
new file mode 100644
index 0000000000000000000000000000000000000000..40f575fdeb7982b25ba4efd38496941915f83c0d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_77.txt
@@ -0,0 +1,9 @@
+<Click_Through Rate Optimization, optimizes UX, Technical SEO>
+<Google My Business Management, ranks results, Keyword Research>
+<International SEO, manages PPC, Rank Tracking>
+<Keyword Research, connectedTo, Site Architecture Optimization>
+<Rank Tracking, processes queries, Google My Business Management>
+<Search Console Management, improves core vitals, User Experience for Search>
+<Technical SEO, connectedTo, Google My Business Management>
+<Technical SEO, uses search console, Search Console Management>
+<User Experience for Search, connectedTo, International SEO>
diff --git a/test/graphviz/scanned_easy/graphviz_78.dot b/test/graphviz/scanned_easy/graphviz_78.dot
new file mode 100644
index 0000000000000000000000000000000000000000..48eecff3f75a9c745e3a8c611a260cdf7835663a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_78.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Digital Signatures" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Attribute Management" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Federated Identity Management" color="#AB47BC" fillcolor="#F3E5F5" shape=octagon style=filled]
+	N3 [label="Identity Proofing" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N4 [label="Workforce Identity Management" color="#AB47BC" fillcolor="#F3E5F5" shape=plaintext style=filled]
+	N5 [label="Identity Verification" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N6 [label="Data Minimization Principles" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N7 [label="Customer Identity and Access Management" color="#AB47BC" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N8 [label="Credential Management" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [label="ensures compliance" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages lifecycles" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="issues verifiable credentials" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="uses biometrics" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N0 [label="manages workforces" color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_79.txt b/test/graphviz/scanned_easy/graphviz_79.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b52429786dddb86c1c5774c617017585538693c6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_79.txt
@@ -0,0 +1,12 @@
+<Competency_Based Education, ensures accessibility, Learning Analytics>
+<Course Design, offers professional development, Digital Badges>
+<Course Evaluation, connectedTo, Peer_to_Peer Learning>
+<Course Evaluation, gamifies experiences, Learning Analytics>
+<Digital Badges, uses machine learning, Course Evaluation>
+<Gamification in Education, connectedTo, Language Learning Platforms>
+<Language Learning Platforms, supports SEL, Virtual Classroom Facilitation>
+<Learning Analytics, connectedTo, Course Design>
+<Peer_to_Peer Learning, hosts MOOCs, Synchronous Learning>
+<Student Engagement Strategies, connectedTo, Language Learning Platforms>
+<Synchronous Learning, connectedTo, Student Engagement Strategies>
+<Virtual Classroom Facilitation, connectedTo, Competency_Based Education>
diff --git a/test/graphviz/scanned_easy/graphviz_8.dot b/test/graphviz/scanned_easy/graphviz_8.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2ad2d440bbca1eda6cc9af953ab891e891bd842a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_8.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Contract Review" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Client Interview" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N2 [label="Legal Research" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N3 [label=Enforcement color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N4 [label="Estate Planning" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N5 [label="Arbitration Session" color="#A188D0" fillcolor="#DACBE3" shape=octagon style=filled]
+	N6 [label="Amicus Brief Submission" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N7 [label="Settlement Negotiation" color="#A188D0" fillcolor="#DACBE3" shape=parallelogram style=filled]
+	N8 [label="Pre_Trial Hearing" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N9 [label="Document Drafting" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N0 -> N1 [label=investigates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=counsels color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=litigates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=settles color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N9 -> N4 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_8.txt b/test/graphviz/scanned_easy/graphviz_8.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ca0ed7f5c46d81cf1449715d7863b3e039027046
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_8.txt
@@ -0,0 +1,10 @@
+<Amicus Brief Submission, litigates, Settlement Negotiation>
+<Arbitration Session, connectedTo, Amicus Brief Submission>
+<Client Interview, counsels, Legal Research>
+<Contract Review, investigates, Client Interview>
+<Document Drafting, connectedTo, Estate Planning>
+<Enforcement, connectedTo, Estate Planning>
+<Estate Planning, connectedTo, Arbitration Session>
+<Legal Research, connectedTo, Enforcement>
+<Pre_Trial Hearing, connectedTo, Document Drafting>
+<Settlement Negotiation, settles, Pre_Trial Hearing>
diff --git a/test/graphviz/scanned_easy/graphviz_80.dot b/test/graphviz/scanned_easy/graphviz_80.dot
new file mode 100644
index 0000000000000000000000000000000000000000..20473bbd92fbe7d117b88da9787df5a95418799d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_80.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Career Pathway Mapping" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Assessment Creation" color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N2 [label="Forum Moderation" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N3 [label="Engagement Metrics Tracking" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N4 [label="Learner Feedback Analysis" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N5 [label="Employer Recognition" color="#388E3C" fillcolor="#F1F8E9" shape=folder style=filled]
+	N6 [label="Instructor_Led Sessions" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Corporate Training Solutions" color="#388E3C" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+	N8 [label="Content Licensing" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="manages certifications" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="provides forums" color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="builds communities" color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="expands reach" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="collaborates with experts" color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [label="supports diverse learners" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N0 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_80.txt b/test/graphviz/scanned_easy/graphviz_80.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6e68b5884b2e402030c7084f850878eab802b552
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_80.txt
@@ -0,0 +1,10 @@
+<Assessment Creation, manages certifications, Forum Moderation>
+<Career Pathway Mapping, connectedTo, Assessment Creation>
+<Corporate Training Solutions, connectedTo, Content Licensing>
+<Employer Recognition, connectedTo, Instructor_Led Sessions>
+<Engagement Metrics Tracking, builds communities, Learner Feedback Analysis>
+<Forum Moderation, connectedTo, Career Pathway Mapping>
+<Forum Moderation, provides forums, Engagement Metrics Tracking>
+<Instructor_Led Sessions, collaborates with experts, Corporate Training Solutions>
+<Learner Feedback Analysis, expands reach, Employer Recognition>
+<Learner Feedback Analysis, supports diverse learners, Assessment Creation>
diff --git a/test/graphviz/scanned_easy/graphviz_81.dot b/test/graphviz/scanned_easy/graphviz_81.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e085625334bfb53fa8e30f4367af2d55c1370d44
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_81.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=LR
+	N0 [label="Professional Licensure Exam Prep" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="English Proficiency Test Prep" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Performance Prediction Models" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N3 [label="Video Lecture Production" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N4 [label="Study Group Facilitation" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N5 [label="Memory Techniques Training" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N6 [label="Student Progress Tracking" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N7 [label="Motivation Coaching" color="#B8C0F5" fillcolor="#ECF0FD" shape=Mdiamond style=filled]
+	N8 [label="Graduate School Exam Prep" color="#9C27B0" fillcolor="#E1BEE7" shape=diamond style=filled]
+	N9 [label="Test_Taking Strategies" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N10 [label="Performance Feedback" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=communicates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=markets color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=assesses color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=motivates color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N4 [label=sells color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N5 [label=licenses color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_81.txt b/test/graphviz/scanned_easy/graphviz_81.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ef8b6a8884c6d74395cdbc4c35094eccb19d5993
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_81.txt
@@ -0,0 +1,12 @@
+<English Proficiency Test Prep, communicates, Performance Prediction Models>
+<Graduate School Exam Prep, connectedTo, Test_Taking Strategies>
+<Memory Techniques Training, connectedTo, Student Progress Tracking>
+<Motivation Coaching, connectedTo, Graduate School Exam Prep>
+<Performance Feedback, sells, Study Group Facilitation>
+<Performance Prediction Models, connectedTo, Video Lecture Production>
+<Professional Licensure Exam Prep, connectedTo, English Proficiency Test Prep>
+<Student Progress Tracking, assesses, Motivation Coaching>
+<Student Progress Tracking, licenses, Memory Techniques Training>
+<Study Group Facilitation, markets, Memory Techniques Training>
+<Test_Taking Strategies, motivates, Performance Feedback>
+<Video Lecture Production, connectedTo, Study Group Facilitation>
diff --git a/test/graphviz/scanned_easy/graphviz_82.dot b/test/graphviz/scanned_easy/graphviz_82.dot
new file mode 100644
index 0000000000000000000000000000000000000000..812bf76ff13d07e08bd47afa19c753840f813723
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_82.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Contextual Learning" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Personalized Learning Paths" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N2 [label="Audio Lessons" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N3 [label="Flashcard Systems" color="#7E57C2" fillcolor="#EDE7F6" shape=diamond style=filled]
+	N4 [label="Gamified Learning Activities" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N5 [label="AI_Powered Language Tutors" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N6 [label="Accent Reduction Coaching" color="#9FA9E1" fillcolor="#D6D9F0" shape=plaintext style=filled]
+	N7 [label="Speaking Practice" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N8 [label="Sentence Construction Practice" color="#73C6BC" fillcolor="#D0EFEE" shape=diamond style=filled]
+	N9 [label="Instructor_Led Classes" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [label=speaks color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=dialogues color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=provides color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=develops color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=pronounces color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N1 [label=reads color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_83.txt b/test/graphviz/scanned_easy/graphviz_83.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2a42624a1fb54a003ccc29f8a990765a1f979179
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_83.txt
@@ -0,0 +1,11 @@
+<Art Therapy, connectedTo, Suicide Prevention>
+<Art Therapy, connectedTo, Workplace Mental Health Programs>
+<Coping Skill Development, integrates, Workplace Mental Health Programs>
+<Counseling Services, advises, Recreational Therapy>
+<Digital Mental Health Tools, connectedTo, Family Therapy>
+<Psychiatric Evaluation, complies, Therapy Session>
+<Psychiatric Evaluation, connectedTo, Counseling Services>
+<Recreational Therapy, connectedTo, Coping Skill Development>
+<Suicide Prevention, manages, Counseling Services>
+<Therapy Session, therapies, Art Therapy>
+<Workplace Mental Health Programs, connectedTo, Digital Mental Health Tools>
diff --git a/test/graphviz/scanned_easy/graphviz_84.txt b/test/graphviz/scanned_easy/graphviz_84.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9f00ae75cbe04f2afcc885f299f9a325dc372772
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_84.txt
@@ -0,0 +1,9 @@
+<Body Composition Analysis, connectedTo, Personalized Nutrition Plans>
+<Body Composition Analysis, educates, Eating Habit Modification>
+<Child Nutrition, plans, Macronutrient Tracking>
+<Clinical Nutrition Support, connectedTo, Child Nutrition>
+<Elderly Nutrition, connectedTo, Body Composition Analysis>
+<Macronutrient Tracking, connectedTo, Supplement Recommendation>
+<Nutritional Counseling, connectedTo, Elderly Nutrition>
+<Personalized Nutrition Plans, filters, Nutritional Counseling>
+<Supplement Recommendation, analyzes, Personalized Nutrition Plans>
diff --git a/test/graphviz/scanned_easy/graphviz_85.dot b/test/graphviz/scanned_easy/graphviz_85.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d5653394ac9737d55af3b6c33f3e6759fd65959e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_85.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Cardiovascular Training" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Virtual Fitness Classes" color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+	N2 [label="Senior Fitness Programs" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N3 [label="Personal Training" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N4 [label="Sports_Specific Training" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N5 [label="Mind_Body Connection" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N6 [label="Fitness Assessment" color="#607D8B" fillcolor="#CFD8DC" shape=plaintext style=filled]
+	N7 [label="Home Workout Programs" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N8 [label="Body Composition Analysis" color="#607D8B" fillcolor="#CFD8DC" shape=Mdiamond style=filled]
+	N9 [label="Group Fitness Classes" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+	N10 [label="HIIT Workouts" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N0 -> N1 [label=gamifies color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=manufactures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=recovers color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=communicates color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N6 [label=measures color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_85.txt b/test/graphviz/scanned_easy/graphviz_85.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2957358b508901218659fead49b8d98aee6eb005
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_85.txt
@@ -0,0 +1,11 @@
+<Body Composition Analysis, connectedTo, Group Fitness Classes>
+<Cardiovascular Training, gamifies, Virtual Fitness Classes>
+<Fitness Assessment, connectedTo, Home Workout Programs>
+<Group Fitness Classes, communicates, HIIT Workouts>
+<Home Workout Programs, connectedTo, Body Composition Analysis>
+<Mind_Body Connection, connectedTo, Fitness Assessment>
+<Personal Training, recovers, Sports_Specific Training>
+<Senior Fitness Programs, connectedTo, Personal Training>
+<Senior Fitness Programs, measures, Fitness Assessment>
+<Sports_Specific Training, connectedTo, Mind_Body Connection>
+<Virtual Fitness Classes, manufactures, Senior Fitness Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_86.txt b/test/graphviz/scanned_easy/graphviz_86.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d5ccacdda326b39915f10b2e2244659d1668454b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_86.txt
@@ -0,0 +1,11 @@
+<Biofeedback Training, connectedTo, Journaling for Wellness>
+<Biofeedback Training, connectedTo, Massage Therapy>
+<Gut Health for Wellness, connectedTo, Physical Activity Planning>
+<Health Coaching, protects, Holistic Health Assessment>
+<Health Coaching, researches, Physical Activity Planning>
+<Holistic Health Assessment, connectedTo, Gut Health for Wellness>
+<Longevity Planning, sleeps, Massage Therapy>
+<Massage Therapy, programs, Wellness Retreat Planning>
+<Physical Activity Planning, connectedTo, Sleep Optimization>
+<Sleep Optimization, complies, Biofeedback Training>
+<Wellness Retreat Planning, connectedTo, Health Coaching>
diff --git a/test/graphviz/scanned_easy/graphviz_87.dot b/test/graphviz/scanned_easy/graphviz_87.dot
new file mode 100644
index 0000000000000000000000000000000000000000..505e91f3b12a3143f18d4df8b6e5d02e0a733fd5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_87.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Healthcare Interior Design" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Textile and Fabric Selection" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N2 [label="Color Scheme Selection" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N3 [label="Commercial Interior Design" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N4 [label="Site Measurement" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N5 [label="Wall Treatment Selection" color="#4DD0E1" fillcolor="#C9F0F0" shape=hexagon style=filled]
+	N6 [label="Hospitality Interior Design" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N7 [label="Universal Design Principles" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N0 -> N1 [label=transforms color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=installs color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=certifies color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=styles color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=colors color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=promotes color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N0 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_87.txt b/test/graphviz/scanned_easy/graphviz_87.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ee671eeaa84dcb1e1fd54ca7dfc186e6586cd971
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_87.txt
@@ -0,0 +1,8 @@
+<Color Scheme Selection, certifies, Commercial Interior Design>
+<Commercial Interior Design, styles, Site Measurement>
+<Healthcare Interior Design, transforms, Textile and Fabric Selection>
+<Hospitality Interior Design, connectedTo, Universal Design Principles>
+<Site Measurement, colors, Wall Treatment Selection>
+<Site Measurement, connectedTo, Healthcare Interior Design>
+<Textile and Fabric Selection, installs, Color Scheme Selection>
+<Wall Treatment Selection, promotes, Hospitality Interior Design>
diff --git a/test/graphviz/scanned_easy/graphviz_88.dot b/test/graphviz/scanned_easy/graphviz_88.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b4b2e85fcaa53d091f9e458fbd59b9084a9f05ca
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_88.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="API Integration for Translation Services" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N1 [label="Social Media Translation" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N2 [label="Language Detection" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+	N3 [label="Tone Recognition" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N4 [label="Voice Biometrics" color="#FFF8A6" fillcolor="#FFFDE0" shape=folder style=filled]
+	N5 [label="Low_Latency Processing" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N6 [label="Continuous Learning Models for Translation" color="#5C6BC0" fillcolor="#E8EAF6" shape=oval style=filled]
+	N7 [label="Speech Recognition" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [label=monitors color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=tracks color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=integrates color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=learns color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=secures color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [label=blocks color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_88.txt b/test/graphviz/scanned_easy/graphviz_88.txt
new file mode 100644
index 0000000000000000000000000000000000000000..400fc2078ffa51e2b1cff7acab03a8b2811c6f26
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_88.txt
@@ -0,0 +1,9 @@
+<API Integration for Translation Services, monitors, Social Media Translation>
+<Continuous Learning Models for Translation, connectedTo, Speech Recognition>
+<Language Detection, blocks, Speech Recognition>
+<Language Detection, integrates, Tone Recognition>
+<Low_Latency Processing, secures, Continuous Learning Models for Translation>
+<Social Media Translation, tracks, Language Detection>
+<Speech Recognition, connectedTo, Tone Recognition>
+<Tone Recognition, learns, Voice Biometrics>
+<Voice Biometrics, connectedTo, Low_Latency Processing>
diff --git a/test/graphviz/scanned_easy/graphviz_89.dot b/test/graphviz/scanned_easy/graphviz_89.dot
new file mode 100644
index 0000000000000000000000000000000000000000..120eb1504a580b23ee3bc707773d3dbe7df25c96
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_89.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Flight Control System" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Drone Data Security" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N2 [label="3D Modeling from Drone Data" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N3 [label="Navigation System" color="#E57373" fillcolor="#FFEBEE" shape=plaintext style=filled]
+	N4 [label="Remote Piloting Training" color="#E57373" fillcolor="#FFEBEE" shape=Mdiamond style=filled]
+	N5 [label="AI for Drone Autonomy" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N6 [label="Payload Customization" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N7 [label="Urban Air Mobility Planning" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [label=maintains color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=delivers color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=identifies color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=simulates color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_89.txt b/test/graphviz/scanned_easy/graphviz_89.txt
new file mode 100644
index 0000000000000000000000000000000000000000..258475ea20d16cce6bc4621d722892a13efb7ce1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_89.txt
@@ -0,0 +1,8 @@
+<3D Modeling from Drone Data, identifies, Navigation System>
+<AI for Drone Autonomy, connectedTo, Payload Customization>
+<AI for Drone Autonomy, connectedTo, Remote Piloting Training>
+<Drone Data Security, delivers, 3D Modeling from Drone Data>
+<Flight Control System, maintains, Drone Data Security>
+<Navigation System, simulates, Remote Piloting Training>
+<Payload Customization, connectedTo, Urban Air Mobility Planning>
+<Remote Piloting Training, connectedTo, AI for Drone Autonomy>
diff --git a/test/graphviz/scanned_easy/graphviz_9.txt b/test/graphviz/scanned_easy/graphviz_9.txt
new file mode 100644
index 0000000000000000000000000000000000000000..03129db13a82622a0f6f52b8040e59655f0545e7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_9.txt
@@ -0,0 +1,11 @@
+<Cross_docking, connectedTo, Packing Process>
+<Damage Reporting, sorts, Delivery Confirmation>
+<Delivery Confirmation, connectedTo, Cross_docking>
+<Delivery Confirmation, expedites, Yard Management>
+<Driver Check_in, syncs, Route Optimization Software>
+<Order Picking, communicates, Pickup Request>
+<Packing Process, picks up, Container Loading>
+<Pickup Request, analyzes, Return Logistics>
+<Return Logistics, insures, Cross_docking>
+<Route Optimization Software, connectedTo, Damage Reporting>
+<Yard Management, plans, Order Picking>
diff --git a/test/graphviz/scanned_easy/graphviz_90.dot b/test/graphviz/scanned_easy/graphviz_90.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2435b37126d0bb764a9d991de5baa958df879cf1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_90.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Path Planning" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Cloud Connectivity for AVs" color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+	N2 [label="Battery Management for EVs" color="#6EB76D" fillcolor="#E9F7E8" shape=parallelogram style=filled]
+	N3 [label="Edge Computing for AVs" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N4 [label="Data Collection and Annotation" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N5 [label="Map Data Management" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N6 [label="Parking Assistance Systems" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N7 [label="Human_Machine Interface" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N8 [label="Localization and Mapping" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N0 -> N1 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=responds color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=routes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=integrates color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=learns color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=updates color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=controls color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_90.txt b/test/graphviz/scanned_easy/graphviz_90.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1cf2721df384c850d12e3d22fdbdf19907928d07
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_90.txt
@@ -0,0 +1,9 @@
+<Battery Management for EVs, routes, Edge Computing for AVs>
+<Cloud Connectivity for AVs, responds, Battery Management for EVs>
+<Data Collection and Annotation, connectedTo, Map Data Management>
+<Edge Computing for AVs, integrates, Data Collection and Annotation>
+<Human_Machine Interface, controls, Localization and Mapping>
+<Map Data Management, connectedTo, Edge Computing for AVs>
+<Map Data Management, learns, Parking Assistance Systems>
+<Parking Assistance Systems, updates, Human_Machine Interface>
+<Path Planning, connectedTo, Cloud Connectivity for AVs>
diff --git a/test/graphviz/scanned_easy/graphviz_91.dot b/test/graphviz/scanned_easy/graphviz_91.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0a74cca0826dabaeb876727920779e4b14a7c5b1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_91.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="Policy Advocacy for Shared Mobility" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Public_Private Partnerships" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N2 [label="First_Mile or Last_Mile Solutions" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N3 [label="Vehicle Rebalancing" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+	N4 [label="Fraud Prevention" color="#B8C0F5" fillcolor="#ECF0FD" shape=plaintext style=filled]
+	N5 [label="Passenger Safety Protocols" color="#42A5F5" fillcolor="#F1F8FF" shape=Mdiamond style=filled]
+	N6 [label="Carbon Emission Tracking" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N7 [label="Insurance Models" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N8 [label="Autonomous Shared Vehicles" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=forecasts color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=develops color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=supports color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=pays color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=complies color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N5 [label=insures color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_91.txt b/test/graphviz/scanned_easy/graphviz_91.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ae96593ff7f9f10335b1e9810f31cb73507e835c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_91.txt
@@ -0,0 +1,10 @@
+<Autonomous Shared Vehicles, insures, Passenger Safety Protocols>
+<Carbon Emission Tracking, complies, Insurance Models>
+<First_Mile or Last_Mile Solutions, develops, Vehicle Rebalancing>
+<Fraud Prevention, pays, Passenger Safety Protocols>
+<Insurance Models, connectedTo, Autonomous Shared Vehicles>
+<Passenger Safety Protocols, connectedTo, Carbon Emission Tracking>
+<Passenger Safety Protocols, connectedTo, Public_Private Partnerships>
+<Policy Advocacy for Shared Mobility, connectedTo, Public_Private Partnerships>
+<Public_Private Partnerships, forecasts, First_Mile or Last_Mile Solutions>
+<Vehicle Rebalancing, supports, Fraud Prevention>
diff --git a/test/graphviz/scanned_easy/graphviz_92.dot b/test/graphviz/scanned_easy/graphviz_92.dot
new file mode 100644
index 0000000000000000000000000000000000000000..96b580b43c4a592df02401bbfc617e671bc02698
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_92.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=BT
+	N0 [label="Vacancy Monitoring" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Ticketing System Integration" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N2 [label="Billing and Reconciliation" color="#388E3C" fillcolor="#C8E6C9" shape=oval style=filled]
+	N3 [label="Valet Parking Automation" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N4 [label="Cloud_based Parking Platforms" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N5 [label="Mobile Parking Apps" color="#388E3C" fillcolor="#C8E6C9" shape=folder style=filled]
+	N6 [label="Revenue Management" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N7 [label="Real_Time Information Display" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N0 -> N1 [label=develops color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=filters color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=directs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=analyzes color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N0 [label=forecasts color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N3 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_94.txt b/test/graphviz/scanned_easy/graphviz_94.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e21aca216efa54ddd4dce7dc4e7e13dc2abe10bc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_94.txt
@@ -0,0 +1,10 @@
+<Accessibility Features, connectedTo, Penetration Testing>
+<Biometric Voter ID, informs, Blockchain for Voting>
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