diff --git a/test/graphviz/graph_easy/graphviz_1.dot b/test/graphviz/graph_easy/graphviz_1.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8d629cd8cfa6c1664cdf7cd0b161b920f88dbd20
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_1.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Collateral Evaluation" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Debt Collection" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N2 [label="Blockchain Verification" color="#BA68C8" fillcolor="#F3E5F5" shape=folder style=filled]
+	N3 [label="Fund Disbursement" color="#03A9F4" fillcolor="#B3E5FC" shape=parallelogram style=filled]
+	N4 [label="Customer Onboarding" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N5 [label="Forex Trading" color="#BA68C8" fillcolor="#F3E5F5" shape=folder style=filled]
+	N6 [label="IPO Launch" color="#BA68C8" fillcolor="#F3E5F5" shape=oval style=filled]
+	N7 [label="Tax Preparation" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N8 [label="KYC Validation" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N9 [label="Securities Trading" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N10 [label="AML Screening" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N11 [label="Financial Advisory" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N0 -> N1 [label=mitigates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=rejects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=scores color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=assesses color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=screens color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N3 -> N1 [label=forecasts color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_1.txt b/test/graphviz/graph_easy/graphviz_1.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0ef9acdfa801e3d443293eca63a4a75610108142
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_1.txt
@@ -0,0 +1,13 @@
+<AML Screening, connectedTo, Financial Advisory>
+<Blockchain Verification, connectedTo, Fund Disbursement>
+<Collateral Evaluation, mitigates, Debt Collection>
+<Customer Onboarding, assesses, Forex Trading>
+<Debt Collection, connectedTo, Collateral Evaluation>
+<Debt Collection, rejects, Blockchain Verification>
+<Forex Trading, manages, IPO Launch>
+<Fund Disbursement, forecasts, Debt Collection>
+<Fund Disbursement, scores, Customer Onboarding>
+<IPO Launch, screens, Tax Preparation>
+<KYC Validation, connectedTo, Securities Trading>
+<Securities Trading, connectedTo, AML Screening>
+<Tax Preparation, connectedTo, KYC Validation>
diff --git a/test/graphviz/graph_easy/graphviz_10.dot b/test/graphviz/graph_easy/graphviz_10.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bde0d70375e910905758c92d6fc04ad9a64a6923
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_10.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Online Learning Platform Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Certificate Issuance" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N2 [label="Field Trip Coordination" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N3 [label="Peer Tutoring" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N4 [label="Advisory Committee Meeting" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N5 [label="Graduation Approval" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Disciplinary Action" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N7 [label="Special Education Support" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label=learns color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=licenses color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [label=evaluates color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> N1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_10.txt b/test/graphviz/graph_easy/graphviz_10.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e71c777b9d4a65c4af9c9c623885a085d310a982
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_10.txt
@@ -0,0 +1,9 @@
+<Advisory Committee Meeting, connectedTo, Graduation Approval>
+<Certificate Issuance, connectedTo, Field Trip Coordination>
+<Disciplinary Action, reports, Special Education Support>
+<Field Trip Coordination, connectedTo, Peer Tutoring>
+<Field Trip Coordination, evaluates, Certificate Issuance>
+<Graduation Approval, connectedTo, Certificate Issuance>
+<Graduation Approval, connectedTo, Disciplinary Action>
+<Online Learning Platform Management, learns, Certificate Issuance>
+<Peer Tutoring, licenses, Advisory Committee Meeting>
diff --git a/test/graphviz/graph_easy/graphviz_100.dot b/test/graphviz/graph_easy/graphviz_100.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1e2f719c39ac0a72c6c4c290808bd0adbbe832d9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_100.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Background Check" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Applicant Tracking System Management" color="#388E3C" fillcolor="#C8E6C9" shape=plaintext style=filled]
+	N2 [label="Recruiter Training" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N3 [label="Social Recruiting" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N4 [label="Campus Recruitment" color="#388E3C" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+	N5 [label="Freelancer Engagement" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N6 [label="Candidate Feedback Collection" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N7 [label="Diversity Sourcing" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N8 [label="Recruitment Analytics" color="#C2B2F0" fillcolor="#EFE6FF" 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 [label=tests color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=advertises color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N6 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [label=declines color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_101.dot b/test/graphviz/graph_easy/graphviz_101.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a9cf58941334a85e652f0927ce6a621b6eccd4e5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_101.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=RL
+	N0 [label="Candidate Feedback Collection" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Employer Branding" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N2 [label="Passive Candidate Engagement" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N3 [label="Diversity Sourcing" color="#388E3C" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N4 [label="Candidate Experience Management" color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
+	N5 [label="Recruitment Marketing" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N6 [label="Video Interviewing" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N7 [label="Freelancer Engagement" color="#388E3C" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N8 [label="Talent Pipeline Building" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N9 [label=Headhunting color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#388E3C" 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=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 [label=interviews color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=places color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=sources color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N8 [label=personalizes color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_101.txt b/test/graphviz/graph_easy/graphviz_101.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3266c74681345e43015197673bea4babbbfa010a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_101.txt
@@ -0,0 +1,11 @@
+<Candidate Experience Management, connectedTo, Recruitment Marketing>
+<Candidate Feedback Collection, manages, Employer Branding>
+<Candidate Feedback Collection, personalizes, Talent Pipeline Building>
+<Diversity Sourcing, connectedTo, Candidate Experience Management>
+<Diversity Sourcing, connectedTo, Recruitment Marketing>
+<Employer Branding, connectedTo, Passive Candidate Engagement>
+<Freelancer Engagement, places, Talent Pipeline Building>
+<Passive Candidate Engagement, connectedTo, Diversity Sourcing>
+<Recruitment Marketing, connectedTo, Video Interviewing>
+<Talent Pipeline Building, sources, Headhunting>
+<Video Interviewing, interviews, Freelancer Engagement>
diff --git a/test/graphviz/graph_easy/graphviz_102.txt b/test/graphviz/graph_easy/graphviz_102.txt
new file mode 100644
index 0000000000000000000000000000000000000000..46ee633ccfaae51ae98383d57cac37f928266d59
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_102.txt
@@ -0,0 +1,12 @@
+<Candidate Assessment Design, tracks, Job Description Creation>
+<Candidate Tracking, connectedTo, Contingent Workforce Management>
+<Contingent Workforce Management, connectedTo, Interview Conducting>
+<Employee Referral Program, sources, Reference Checking>
+<Executive Search, builds, Employee Referral Program>
+<Headhunting, reports, Candidate Tracking>
+<Internal Mobility, connectedTo, Headhunting>
+<Internal Mobility, educates, Interview Conducting>
+<Interview Conducting, connectedTo, Executive Search>
+<Passive Candidate Engagement, matches, Candidate Assessment Design>
+<Reference Checking, selects, Passive Candidate Engagement>
+<Social Recruiting, connectedTo, Internal Mobility>
diff --git a/test/graphviz/graph_easy/graphviz_103.dot b/test/graphviz/graph_easy/graphviz_103.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4d715ecda8330e7c0b68e10075b3217615e25ed6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_103.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Proactive Communication" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Product Information Provision" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N2 [label="Knowledge Base Creation" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N3 [label="Feedback Loop to Product Development" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N4 [label="Order Status Check" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Complaint Resolution" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N6 [label="Virtual Assistant Interaction" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N7 [label="Live Chat Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N8 [label="Customer Loyalty Program Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N9 [label="Self_Service Portal Management" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=responds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=troubleshoots color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=retains color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=automates color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=refunds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_103.txt b/test/graphviz/graph_easy/graphviz_103.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6687568da190cb986c14cb41701f3256831fcee9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_103.txt
@@ -0,0 +1,10 @@
+<Complaint Resolution, connectedTo, Virtual Assistant Interaction>
+<Customer Loyalty Program Support, refunds, Self_Service Portal Management>
+<Feedback Loop to Product Development, connectedTo, Order Status Check>
+<Feedback Loop to Product Development, connectedTo, Proactive Communication>
+<Knowledge Base Creation, optimizes, Feedback Loop to Product Development>
+<Live Chat Support, automates, Customer Loyalty Program Support>
+<Order Status Check, retains, Complaint Resolution>
+<Proactive Communication, responds, Product Information Provision>
+<Product Information Provision, troubleshoots, Knowledge Base Creation>
+<Virtual Assistant Interaction, connectedTo, Live Chat Support>
diff --git a/test/graphviz/graph_easy/graphviz_104.txt b/test/graphviz/graph_easy/graphviz_104.txt
new file mode 100644
index 0000000000000000000000000000000000000000..496efeb17f2246b7453e8ec1099ad36e0e336b3d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_104.txt
@@ -0,0 +1,10 @@
+<FAQ Management, reports, Service Recovery>
+<Feedback Loop to Product Development, connectedTo, Product Information Provision>
+<Feedback Loop to Product Development, satisfies, Live Chat Support>
+<Live Chat Support, connectedTo, Training Customer Service Agents>
+<Proactive Communication, connectedTo, Live Chat Support>
+<Product Information Provision, connectedTo, Customer Satisfaction Survey>
+<Sentiment Analysis, monitors, Proactive Communication>
+<Service Recovery, records, Sentiment Analysis>
+<Training Customer Service Agents, connectedTo, Proactive Communication>
+<Training Customer Service Agents, socials, Feedback Loop to Product Development>
diff --git a/test/graphviz/graph_easy/graphviz_105.txt b/test/graphviz/graph_easy/graphviz_105.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c8d88ffab29d4eb9e8f8d1c09627be6d3bd37b14
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_105.txt
@@ -0,0 +1,12 @@
+<Customer Onboarding Support, connectedTo, Product Information Provision>
+<Customer Retention Strategies, collects, Issue Escalation>
+<Customer Retention Strategies, connectedTo, Customer Onboarding Support>
+<Customer Success Management, educates, Proactive Communication>
+<Feedback Collection, diagnoses, Customer Success Management>
+<Feedback Loop to Product Development, analyzes, Up_selling Opportunities>
+<Issue Escalation, processes, Virtual Assistant Interaction>
+<Proactive Communication, assists, Customer Onboarding Support>
+<Service Blueprinting, connectedTo, Customer Onboarding Support>
+<Service Blueprinting, surveys, Feedback Collection>
+<Up_selling Opportunities, connectedTo, Service Blueprinting>
+<Virtual Assistant Interaction, monitors, Feedback Loop to Product Development>
diff --git a/test/graphviz/graph_easy/graphviz_106.dot b/test/graphviz/graph_easy/graphviz_106.dot
new file mode 100644
index 0000000000000000000000000000000000000000..79bd2ebd9f5b77f1a0fb0b9d9876eff3fbb17f68
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_106.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Supplier Relationship Management" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Supply Chain Finance" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N2 [label="Distribution Network Design" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N3 [label="Cold Chain Logistics" color="#AABEC6" fillcolor="#E0E6E9" shape=folder style=filled]
+	N4 [label="Quality Control in Supply Chain" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N5 [label="Resilience Planning" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N6 [label="Demand Planning" color="#92C79A" fillcolor="#E8F0EA" shape=diamond style=filled]
+	N7 [label="Contract Manufacturing Oversight" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N8 [label="Supply Chain Visibility" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N9 [label="Order Fulfillment" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N10 [label=Warehousing color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N11 [label="Vendor Managed Inventory" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=regulates color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=delivers color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=mitigates color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=inspects color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=stores color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N0 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N11 [label=traceability color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_106.txt b/test/graphviz/graph_easy/graphviz_106.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bfda091da449968f1842aee6f7737db7143069de
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_106.txt
@@ -0,0 +1,13 @@
+<Cold Chain Logistics, delivers, Quality Control in Supply Chain>
+<Contract Manufacturing Oversight, inspects, Supply Chain Visibility>
+<Demand Planning, connectedTo, Contract Manufacturing Oversight>
+<Distribution Network Design, manages, Cold Chain Logistics>
+<Order Fulfillment, connectedTo, Supplier Relationship Management>
+<Order Fulfillment, connectedTo, Warehousing>
+<Quality Control in Supply Chain, mitigates, Resilience Planning>
+<Resilience Planning, connectedTo, Demand Planning>
+<Supplier Relationship Management, regulates, Supply Chain Finance>
+<Supply Chain Finance, connectedTo, Distribution Network Design>
+<Supply Chain Visibility, stores, Order Fulfillment>
+<Supply Chain Visibility, traceability, Vendor Managed Inventory>
+<Warehousing, connectedTo, Vendor Managed Inventory>
diff --git a/test/graphviz/graph_easy/graphviz_107.dot b/test/graphviz/graph_easy/graphviz_107.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c5e8dafcc6e1a057d959fdca5594910285c3bf75
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_107.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Vendor Managed Inventory" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Blockchain for Traceability" color="#7986CB" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N2 [label="Production Planning" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N3 [label="Global Sourcing Strategy" color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N4 [label="Risk Mitigation Strategies" color="#7986CB" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N5 [label="Supplier Selection" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N6 [label="Freight Auditing" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N7 [label="Reverse Logistics" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N8 [label="Supply Chain Visibility" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N9 [label="Logistics Optimization" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N10 [label="Resilience Planning" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N11 [label="Supply Chain Finance" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=designs color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=traceability color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=procures color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=forecasts color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N11 -> N3 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N6 [label=visualizes color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_108.dot b/test/graphviz/graph_easy/graphviz_108.dot
new file mode 100644
index 0000000000000000000000000000000000000000..128ebf8749ce49953846623a7e1a53ace2f9630c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_108.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label=Procurement color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label=Warehousing color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N2 [label="Supplier Selection" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N3 [label="Contract Manufacturing Oversight" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N4 [label="Distribution Network Design" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+	N5 [label="Warehouse Automation" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N6 [label="Logistics Optimization" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N7 [label="Order Fulfillment" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N8 [label="Vendor Managed Inventory" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N9 [label="Material Flow Management" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N10 [label="Hazardous Materials Handling" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N0 -> N1 [label=transparency color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=implements color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=risk color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=mitigates color="#4FC3F7" 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=dashed]
+	N9 -> N10 [label=tracks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_109.txt b/test/graphviz/graph_easy/graphviz_109.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f03aca1c3e664d57d12b9c72b708ea773259e278
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_109.txt
@@ -0,0 +1,10 @@
+<Asset Management, connectedTo, Noise Management>
+<Asset Management, connectedTo, Underground Mining Operations>
+<Core Logging, connectedTo, Mine Closure Planning>
+<Crushing and Grinding, forecasts, Ore Extraction>
+<Dust Control, refines, Crushing and Grinding>
+<Noise Management, connectedTo, Asset Management>
+<Ore Extraction, connectedTo, Core Logging>
+<Reclamation, grades, Dust Control>
+<Reclamation, tests, Ore Extraction>
+<Underground Mining Operations, transports, Reclamation>
diff --git a/test/graphviz/graph_easy/graphviz_11.dot b/test/graphviz/graph_easy/graphviz_11.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1e93cbbb926093df70480f5967bd509e33016c65
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_11.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Timetable Scheduling" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N1 [label="Thesis Submission" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+	N2 [label="Disciplinary Action" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N3 [label="Exam Conduct" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+	N4 [label="Graduation Approval" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="Library Registration" color="#92C79A" fillcolor="#E8F0EA" shape=plaintext style=filled]
+	N6 [label="Transcript Issuance" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N7 [label="Extracurricular Activity" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N8 [label="Career Services" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N9 [label="Student Enrollment" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=reports color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=evaluates color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=verifies color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=grades color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N7 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N3 -> N0 [label=publishes color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_11.txt b/test/graphviz/graph_easy/graphviz_11.txt
new file mode 100644
index 0000000000000000000000000000000000000000..91a83de88f30e34f73bd6ea89b7e6b1fe0b32653
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_11.txt
@@ -0,0 +1,11 @@
+<Career Services, grades, Student Enrollment>
+<Disciplinary Action, connectedTo, Exam Conduct>
+<Exam Conduct, connectedTo, Graduation Approval>
+<Exam Conduct, publishes, Timetable Scheduling>
+<Extracurricular Activity, connectedTo, Career Services>
+<Graduation Approval, connectedTo, Library Registration>
+<Library Registration, evaluates, Transcript Issuance>
+<Thesis Submission, connectedTo, Extracurricular Activity>
+<Thesis Submission, reports, Disciplinary Action>
+<Timetable Scheduling, connectedTo, Thesis Submission>
+<Transcript Issuance, verifies, Extracurricular Activity>
diff --git a/test/graphviz/graph_easy/graphviz_111.dot b/test/graphviz/graph_easy/graphviz_111.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bbd8bce45143db1caea05131d5a1ea09373f913a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_111.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=BT
+	N0 [label=Refining color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Autonomous Haulage Systems" color="#FFF8A6" fillcolor="#FFFDE0" shape=parallelogram style=filled]
+	N2 [label="Noise Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N3 [label="Mine Dewatering" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N4 [label="Permit Acquisition" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N5 [label="Remote Operations Center" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N6 [label="Community Relations" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N7 [label="Energy Management" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N8 [label="Ventilation System" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N9 [label="Safety Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N10 [label="Equipment Maintenance" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N11 [label="Mineral Processing" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [label=restores color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=secures color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=develops color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=safety color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=processes color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=funds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_111.txt b/test/graphviz/graph_easy/graphviz_111.txt
new file mode 100644
index 0000000000000000000000000000000000000000..89de3a261d5ea93f4b305e6a70b89bf0032475a1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_111.txt
@@ -0,0 +1,12 @@
+<Autonomous Haulage Systems, secures, Noise Management>
+<Community Relations, optimizes, Energy Management>
+<Energy Management, connectedTo, Ventilation System>
+<Equipment Maintenance, funds, Mineral Processing>
+<Mine Dewatering, safety, Permit Acquisition>
+<Noise Management, develops, Mine Dewatering>
+<Permit Acquisition, manages, Remote Operations Center>
+<Refining, restores, Autonomous Haulage Systems>
+<Remote Operations Center, processes, Community Relations>
+<Safety Management, connectedTo, Equipment Maintenance>
+<Safety Management, connectedTo, Noise Management>
+<Ventilation System, connectedTo, Safety Management>
diff --git a/test/graphviz/graph_easy/graphviz_112.txt b/test/graphviz/graph_easy/graphviz_112.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f9166225d0a5e0100f1c18711ad80f039216cef1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_112.txt
@@ -0,0 +1,12 @@
+<Autonomous Vessels, certifies, Pollution Control>
+<Crew Management, reports, Autonomous Vessels>
+<Dry Docking, connectedTo, Shipbuilding>
+<Dry Docking, monitors, Inland Waterway Transport>
+<Inland Waterway Transport, inspects, Marine Research>
+<Marine Insurance, loads, Port Congestion Management>
+<Marine Research, equipment, Search and Rescue Coordination>
+<Port Congestion Management, connectedTo, Crew Management>
+<Port Operations, connectedTo, Dry Docking>
+<Port Operations, forecasts, Autonomous Vessels>
+<Search and Rescue Coordination, connectedTo, Shipbuilding>
+<Shipbuilding, connectedTo, Marine Insurance>
diff --git a/test/graphviz/graph_easy/graphviz_113.dot b/test/graphviz/graph_easy/graphviz_113.dot
new file mode 100644
index 0000000000000000000000000000000000000000..afe7bd646346587ba165de106d7f0848468a7e71
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_113.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Digitalization of Shipping" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N1 [label="Salvage Operations" color="#673AB7" fillcolor="#D1C4E9" shape=parallelogram style=filled]
+	N2 [label="Inland Waterway Transport" color="#CD8FF2" fillcolor="#ECCFF5" shape=octagon style=filled]
+	N3 [label="Cargo Loading" color="#673AB7" fillcolor="#D1C4E9" shape=folder style=filled]
+	N4 [label="Offshore Operations" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N5 [label="Crew Management" color="#CD8FF2" fillcolor="#ECCFF5" shape=octagon style=filled]
+	N6 [label="Fisheries Management" color="#61CAC3" fillcolor="#C2E8E6" shape=hexagon style=filled]
+	N7 [label="Search and Rescue Coordination" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N8 [label=Shipbuilding color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label=regulates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=protects color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=charts color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=certifies color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=reports color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N1 [label=unloads color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_113.txt b/test/graphviz/graph_easy/graphviz_113.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f9246cdc3c930d3fc5b4a7cffe51bb0f4a5b4d8e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_113.txt
@@ -0,0 +1,10 @@
+<Cargo Loading, certifies, Offshore Operations>
+<Crew Management, connectedTo, Fisheries Management>
+<Digitalization of Shipping, regulates, Salvage Operations>
+<Fisheries Management, connectedTo, Search and Rescue Coordination>
+<Inland Waterway Transport, charts, Cargo Loading>
+<Inland Waterway Transport, connectedTo, Search and Rescue Coordination>
+<Inland Waterway Transport, unloads, Salvage Operations>
+<Offshore Operations, reports, Crew Management>
+<Salvage Operations, protects, Inland Waterway Transport>
+<Search and Rescue Coordination, plans, Shipbuilding>
diff --git a/test/graphviz/graph_easy/graphviz_116.dot b/test/graphviz/graph_easy/graphviz_116.dot
new file mode 100644
index 0000000000000000000000000000000000000000..62fc4e0971d7c0a5315d3e798070f4e4106dea67
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_116.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Rocket Propulsion Development" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Extravehicular Activity Planning" color="#AF56A6" fillcolor="#DDCEDD" shape=folder style=filled]
+	N2 [label="Space Weather Forecasting" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N3 [label="Mission Design" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N4 [label="Commercial Space Flight Regulation" color="#AF56A6" fillcolor="#DDCEDD" shape=plaintext style=filled]
+	N5 [label="Propellant Management" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N6 [label="Space Tourism Development" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N7 [label="Astronaut Training" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N0 -> N1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=discovers color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=controls color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=collaborates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_117.dot b/test/graphviz/graph_easy/graphviz_117.dot
new file mode 100644
index 0000000000000000000000000000000000000000..949f1f8290eb4615290fb4cb20f97093d4412f55
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_117.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Telemetry Monitoring" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N1 [label="Scientific Data Analysis" color="#E0E0E0" fillcolor="#EBEBEB" shape=oval style=filled]
+	N2 [label="Life Support Systems" color="#F44336" fillcolor="#FFCDD2" shape=octagon style=filled]
+	N3 [label="Mission Design" color="#E0E0E0" fillcolor="#EBEBEB" shape=parallelogram style=filled]
+	N4 [label="Mission Control Center Management" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N5 [label="Launch Operations" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N6 [label="Propellant Management" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N7 [label="Space Weather Forecasting" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N8 [label="Re_entry Vehicle Design" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N9 [label="New Space Technology Development" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N0 -> N1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=advocates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=schedules color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=explores color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=collaborates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=inspires color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=licenses color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N5 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_117.txt b/test/graphviz/graph_easy/graphviz_117.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3d7e3f4db63c64c6b1b7c4bdeb8bb354177365d3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_117.txt
@@ -0,0 +1,10 @@
+<Launch Operations, connectedTo, Propellant Management>
+<Life Support Systems, connectedTo, Mission Design>
+<Mission Control Center Management, explores, Launch Operations>
+<Mission Design, schedules, Mission Control Center Management>
+<Propellant Management, collaborates, Space Weather Forecasting>
+<Re_entry Vehicle Design, licenses, New Space Technology Development>
+<Scientific Data Analysis, advocates, Life Support Systems>
+<Space Weather Forecasting, connectedTo, Launch Operations>
+<Space Weather Forecasting, inspires, Re_entry Vehicle Design>
+<Telemetry Monitoring, connectedTo, Scientific Data Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_118.txt b/test/graphviz/graph_easy/graphviz_118.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6403fc7d3a57b79abaf8be31b11f53accae7c287
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_118.txt
@@ -0,0 +1,9 @@
+<Atmospheric Monitoring, detects, Ocean Current Analysis>
+<Carbon Sequestration Technologies, communicates, Ice Sheet Dynamics>
+<Carbon Sequestration Technologies, connectedTo, Paleoclimate Reconstruction>
+<Green Technology Incubation, connectedTo, Carbon Sequestration Technologies>
+<Ice Sheet Dynamics, attributes, Atmospheric Monitoring>
+<International Climate Negotiation, connectedTo, Remote Sensing for Climate>
+<Ocean Current Analysis, audits, Green Technology Incubation>
+<Paleoclimate Reconstruction, researches, International Climate Negotiation>
+<Remote Sensing for Climate, advises, Ice Sheet Dynamics>
diff --git a/test/graphviz/graph_easy/graphviz_119.dot b/test/graphviz/graph_easy/graphviz_119.dot
new file mode 100644
index 0000000000000000000000000000000000000000..562a2e1169e6eba6b6e82ad9690791c9a943fe0e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_119.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Atmospheric Monitoring" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N1 [label="Climate Education Programs" color="#AED581" fillcolor="#F0F4C3" shape=Mdiamond style=filled]
+	N2 [label="Ecological Footprint Calculation" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N3 [label="Drought Monitoring and Forecasting" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N4 [label="Carbon Cycle Research" color="#E57373" fillcolor="#FFEBEE" shape=parallelogram style=filled]
+	N5 [label="Extreme Weather Event Analysis" color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+	N6 [label="Paleoclimate Reconstruction" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N7 [label="Public Engagement on Climate" color="#FFF9AE" fillcolor="#FFFCE6" shape=hexagon style=filled]
+	N8 [label="Climate Policy Analysis" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N0 -> N1 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=reports color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=visualizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=predicts color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [label=strategies color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=resilience color="#AED581" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_12.txt b/test/graphviz/graph_easy/graphviz_12.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f86817f0227272c3d5d9883b1096290d94bf2a9b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_12.txt
@@ -0,0 +1,11 @@
+<Career Services, issues, Club Registration>
+<Club Registration, connectedTo, Document Verification>
+<Course Selection, awards, Career Services>
+<Course Selection, funds, Thesis Submission>
+<Curriculum Development, guides, Digital Resource Management>
+<Digital Resource Management, applies to, Assignment Submission>
+<Document Verification, connectedTo, Field Trip Coordination>
+<Field Trip Coordination, connectedTo, Thesis Submission>
+<Internship Coordination, integrates, Curriculum Development>
+<Online Learning Platform Management, approves, Course Selection>
+<Thesis Submission, connectedTo, Internship Coordination>
diff --git a/test/graphviz/graph_easy/graphviz_121.dot b/test/graphviz/graph_easy/graphviz_121.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c34d73d525765322041902cecc662008611cde87
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_121.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Hurricane Trajectory Modeling" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Radar Imaging" color="#7986CB" fillcolor="#E8EAF6" shape=diamond style=filled]
+	N2 [label="Synoptic Chart Analysis" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N3 [label="Flood Prediction" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N4 [label="Satellite Meteorology" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Snowfall Measurement" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N6 [label="Aviation Weather Briefing" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N7 [label="Atmospheric Sounding" color="#9FA9E1" fillcolor="#D6D9F0" shape=hexagon style=filled]
+	N8 [label="Boundary Layer Study" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N9 [label="Climate Change Impact Study" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N10 [label="Severe Weather Warning" color="#C2B2F0" fillcolor="#EFE6FF" shape=folder style=filled]
+	N11 [label="Tropical Cyclone Analysis" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N0 -> N1 [label=classifies color="#C2B2F0" 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=dashed]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=alerts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=disseminates color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=transmits color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=receives color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=forecasts color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=assesses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N6 [label=observes color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_122.dot b/test/graphviz/graph_easy/graphviz_122.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b9942c2466abd9bcd749abefb66525494a045de3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_122.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Seasonal Outlook Preparation" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Ocean_Atmosphere Interaction Study" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N2 [label="Upper Air Chart Analysis" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N3 [label="Tropical Cyclone Analysis" color="#82DAFF" fillcolor="#C8EDFF" shape=folder style=filled]
+	N4 [label="Tornado Watch or Warning" color="#90A4AE" fillcolor="#ECEFF1" shape=Mdiamond style=filled]
+	N5 [label="Wind Speed and Direction" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N6 [label="Synoptic Chart Analysis" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+	N7 [label="Atmospheric Data Collection" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+	N8 [label="Boundary Layer Study" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=analyzes color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=collects color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=generates color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=forecasts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=deploys color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N8 [label=advises color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_123.dot b/test/graphviz/graph_easy/graphviz_123.dot
new file mode 100644
index 0000000000000000000000000000000000000000..41577fc53211d2c0629f29ac5af11fdc84700bd5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_123.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Climate Modeling" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label=Nowcasting color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N2 [label="Agricultural Weather Advisory" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N3 [label="Pollution Dispersion Modeling" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+	N4 [label="Mesoscale Meteorology" color="#D2D2D2" fillcolor="#F0F0F0" shape=octagon style=filled]
+	N5 [label="Air Quality Forecasting" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N6 [label="Atmospheric Data Collection" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+	N7 [label="Tropical Cyclone Analysis" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N8 [label="Satellite Meteorology" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [label=warns color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=measures color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=models color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=deploys color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N8 [label=disseminates color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_123.txt b/test/graphviz/graph_easy/graphviz_123.txt
new file mode 100644
index 0000000000000000000000000000000000000000..37f3d948c88f40d292cf670fd7e1eb41a48f5850
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_123.txt
@@ -0,0 +1,9 @@
+<Agricultural Weather Advisory, connectedTo, Pollution Dispersion Modeling>
+<Air Quality Forecasting, connectedTo, Atmospheric Data Collection>
+<Atmospheric Data Collection, deploys, Tropical Cyclone Analysis>
+<Climate Modeling, warns, Nowcasting>
+<Mesoscale Meteorology, models, Air Quality Forecasting>
+<Nowcasting, measures, Agricultural Weather Advisory>
+<Pollution Dispersion Modeling, connectedTo, Mesoscale Meteorology>
+<Pollution Dispersion Modeling, disseminates, Satellite Meteorology>
+<Tropical Cyclone Analysis, connectedTo, Satellite Meteorology>
diff --git a/test/graphviz/graph_easy/graphviz_124.txt b/test/graphviz/graph_easy/graphviz_124.txt
new file mode 100644
index 0000000000000000000000000000000000000000..42104f47e58101eb9dc78dbc4877c2f9fe87f76d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_124.txt
@@ -0,0 +1,11 @@
+<Anaerobic Digestion, incinerates, Electronic Waste Recycling>
+<Community Recycling Programs, designs, Illegal Dumping Monitoring>
+<Container Management, connectedTo, Waste Incineration>
+<Electronic Waste Recycling, connectedTo, Landfill Gas Collection>
+<Hazardous Waste Disposal, connectedTo, Anaerobic Digestion>
+<Landfill Gas Collection, compresses, Recycling Processing>
+<Plastic Recycling Technologies, optimizes, Transfer Station Management>
+<Recycling Processing, innovates, Community Recycling Programs>
+<Transfer Station Management, licenses, Hazardous Waste Disposal>
+<Transfer Station Management, separates, Anaerobic Digestion>
+<Waste Incineration, disposes, Plastic Recycling Technologies>
diff --git a/test/graphviz/graph_easy/graphviz_125.dot b/test/graphviz/graph_easy/graphviz_125.dot
new file mode 100644
index 0000000000000000000000000000000000000000..90fc31d91666690e02a8a2b1e724079a86174172
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_125.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Hazardous Waste Disposal" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Glass Recycling" color="#42A5F5" fillcolor="#F1F8FF" shape=Mdiamond style=filled]
+	N2 [label="Anaerobic Digestion" color="#FFF9AE" fillcolor="#FFFCE6" shape=hexagon style=filled]
+	N3 [label="Industrial Waste Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=oval style=filled]
+	N4 [label="Electronic Waste Recycling" color="#FFF9AE" fillcolor="#FFFCE6" shape=folder style=filled]
+	N5 [label="Landfill Operation" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N6 [label="Waste Management Data Analytics" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N7 [label="Waste_to_Energy Conversion" color="#42A5F5" fillcolor="#F1F8FF" shape=box style=filled]
+	N8 [label="Paper Recycling" color="#42A5F5" fillcolor="#F1F8FF" shape=octagon style=filled]
+	N9 [label="Textile Recycling" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N0 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=monitors color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=reduces color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=tracks color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=recovers color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N8 [label=disposes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N3 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_125.txt b/test/graphviz/graph_easy/graphviz_125.txt
new file mode 100644
index 0000000000000000000000000000000000000000..491c2d7622f804bbac0300d2533f65cf4c6d66df
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_125.txt
@@ -0,0 +1,11 @@
+<Anaerobic Digestion, monitors, Industrial Waste Management>
+<Electronic Waste Recycling, reduces, Landfill Operation>
+<Glass Recycling, connectedTo, Anaerobic Digestion>
+<Hazardous Waste Disposal, connectedTo, Glass Recycling>
+<Industrial Waste Management, connectedTo, Electronic Waste Recycling>
+<Landfill Operation, connectedTo, Industrial Waste Management>
+<Landfill Operation, connectedTo, Waste Management Data Analytics>
+<Paper Recycling, recovers, Textile Recycling>
+<Waste Management Data Analytics, connectedTo, Waste_to_Energy Conversion>
+<Waste Management Data Analytics, disposes, Paper Recycling>
+<Waste_to_Energy Conversion, tracks, Paper Recycling>
diff --git a/test/graphviz/graph_easy/graphviz_126.dot b/test/graphviz/graph_easy/graphviz_126.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7eac95ed89ee418144d58883dbc667184316e583
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_126.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Plastic Recycling Technologies" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Waste Management Policy Development" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N2 [label="Waste Logistics Optimization" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="Biomedical Waste Handling" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N4 [label="Textile Recycling" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N5 [label="Glass Recycling" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N6 [label="Metal Recycling" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N7 [label="Waste Audit" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N8 [label="Hazardous Waste Disposal" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N0 -> N1 [label=segregates color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=manages color="#000000" 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=solid]
+	N6 -> N7 [label=separates color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N0 [label=develops color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [label=permits color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_126.txt b/test/graphviz/graph_easy/graphviz_126.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f990087d0811213810dc20a40b9ea38986388b8e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_126.txt
@@ -0,0 +1,10 @@
+<Biomedical Waste Handling, manages, Textile Recycling>
+<Glass Recycling, connectedTo, Metal Recycling>
+<Glass Recycling, develops, Plastic Recycling Technologies>
+<Hazardous Waste Disposal, permits, Textile Recycling>
+<Metal Recycling, separates, Waste Audit>
+<Plastic Recycling Technologies, segregates, Waste Management Policy Development>
+<Textile Recycling, connectedTo, Glass Recycling>
+<Waste Audit, connectedTo, Hazardous Waste Disposal>
+<Waste Logistics Optimization, connectedTo, Biomedical Waste Handling>
+<Waste Management Policy Development, connectedTo, Waste Logistics Optimization>
diff --git a/test/graphviz/graph_easy/graphviz_127.dot b/test/graphviz/graph_easy/graphviz_127.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c18f3a83ccb3e7b86fcc59a75603dbe11ccfc2d0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_127.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Transboundary Water Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Drinking Water Standards Compliance" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N2 [label="Watershed Management" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N3 [label="Water Loss Detection" color="#FFC2C2" fillcolor="#FFEBEB" shape=Mdiamond style=filled]
+	N4 [label="Stormwater Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N5 [label="Rainwater Harvesting" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N6 [label="Greywater Recycling" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N7 [label="Smart Water Networks" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N8 [label="Water Distribution" color="#FFF8A6" fillcolor="#FFFDE0" shape=parallelogram style=filled]
+	N9 [label="Water Resource Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N10 [label="Industrial Water Use Optimization" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N0 -> N1 [label=tests color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=mitigates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=monitors color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=regulates color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [label=irrigates color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N10 [label=distributes color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_127.txt b/test/graphviz/graph_easy/graphviz_127.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0ecf4576d04210e3d55f93a236d63d4e427cde63
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_127.txt
@@ -0,0 +1,12 @@
+<Drinking Water Standards Compliance, connectedTo, Watershed Management>
+<Greywater Recycling, monitors, Smart Water Networks>
+<Rainwater Harvesting, connectedTo, Greywater Recycling>
+<Smart Water Networks, distributes, Industrial Water Use Optimization>
+<Smart Water Networks, regulates, Water Distribution>
+<Stormwater Management, mitigates, Rainwater Harvesting>
+<Transboundary Water Management, irrigates, Water Loss Detection>
+<Transboundary Water Management, tests, Drinking Water Standards Compliance>
+<Water Distribution, analyzes, Water Resource Planning>
+<Water Loss Detection, connectedTo, Stormwater Management>
+<Water Resource Planning, connectedTo, Industrial Water Use Optimization>
+<Watershed Management, connectedTo, Water Loss Detection>
diff --git a/test/graphviz/graph_easy/graphviz_128.dot b/test/graphviz/graph_easy/graphviz_128.dot
new file mode 100644
index 0000000000000000000000000000000000000000..84ce6d65dd20adcfd3a0d109f7fb85a1e0422ac3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_128.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Climate Change Adaptation for Water" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Agricultural Water Use Efficiency" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="Ecosystem Protection" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N3 [label="Wastewater Collection" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N4 [label="Sewer System Inspection" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+	N5 [label="Pollution Source Identification" color="#A1887F" fillcolor="#EFEBE9" shape=octagon style=filled]
+	N6 [label="Aquifer Recharge" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N7 [label="Water Loss Detection" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N8 [label="Piping Network Repair" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N9 [label="Water Rights Management" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=supplies color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=controls color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=protects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=collects color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N8 [label=predicts color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N7 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_128.txt b/test/graphviz/graph_easy/graphviz_128.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3b54af1c790b3933c3028bf8b14eccba4e25cd4c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_128.txt
@@ -0,0 +1,11 @@
+<Agricultural Water Use Efficiency, connectedTo, Ecosystem Protection>
+<Aquifer Recharge, connectedTo, Water Loss Detection>
+<Aquifer Recharge, predicts, Piping Network Repair>
+<Climate Change Adaptation for Water, connectedTo, Agricultural Water Use Efficiency>
+<Ecosystem Protection, supplies, Wastewater Collection>
+<Piping Network Repair, connectedTo, Water Rights Management>
+<Pollution Source Identification, collects, Aquifer Recharge>
+<Sewer System Inspection, protects, Pollution Source Identification>
+<Wastewater Collection, connectedTo, Water Loss Detection>
+<Wastewater Collection, controls, Sewer System Inspection>
+<Water Loss Detection, connectedTo, Piping Network Repair>
diff --git a/test/graphviz/graph_easy/graphviz_129.txt b/test/graphviz/graph_easy/graphviz_129.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3167cb6d9f353334c92ec3cf081cb5919d7cba1c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_129.txt
@@ -0,0 +1,11 @@
+<Greywater Recycling, connectedTo, Water Meter Reading>
+<Irrigation Management, plans, Water Resource Planning>
+<Sewer System Inspection, irrigates, Water Source Identification>
+<Transboundary Water Management, allocates, Water Infrastructure Maintenance>
+<Water Infrastructure Maintenance, connectedTo, Water Treatment>
+<Water Loss Detection, connectedTo, Water Quality Monitoring>
+<Water Loss Detection, repairs, Sewer System Inspection>
+<Water Meter Reading, assesses, Irrigation Management>
+<Water Quality Monitoring, distributes, Transboundary Water Management>
+<Water Source Identification, detects, Greywater Recycling>
+<Water Treatment, connectedTo, Sewer System Inspection>
diff --git a/test/graphviz/graph_easy/graphviz_130.dot b/test/graphviz/graph_easy/graphviz_130.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fb0b7f9092a3137964743370abd38edc423c67a5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_130.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Mechanical Recycling" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Product Design for Recyclability" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N2 [label="Collection Point Management" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N3 [label="Plastic Recycling" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N4 [label="Recycling Policy Advocacy" color="#673AB7" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N5 [label="Recycling Data Tracking" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Textile Recycling" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Life Cycle Assessment" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N8 [label="Chemical Recycling" color="#673AB7" fillcolor="#D1C4E9" shape=Mdiamond style=filled]
+	N9 [label="Recycling Facility Optimization" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=audits color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=processes color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=verifies color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=cleans color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_131.txt b/test/graphviz/graph_easy/graphviz_131.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8271e2a68a476c919332b04055093646786e5054
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_131.txt
@@ -0,0 +1,10 @@
+<Advanced Sorting Technologies, connectedTo, Recycling Policy Advocacy>
+<Circular Economy Implementation, connectedTo, Contamination Reduction>
+<Circular Economy Implementation, forms, Industrial Recycling Programs>
+<Closed_Loop Material Flow, connectedTo, Hazardous Material Recovery>
+<Commercial Recycling Solutions, connectedTo, Metal Recycling>
+<Contamination Reduction, connectedTo, Advanced Sorting Technologies>
+<Hazardous Material Recovery, segregates, Circular Economy Implementation>
+<Industrial Recycling Programs, grades, Contamination Reduction>
+<Recycling Policy Advocacy, connectedTo, Commercial Recycling Solutions>
+<Tyre Recycling, processes, Closed_Loop Material Flow>
diff --git a/test/graphviz/graph_easy/graphviz_132.dot b/test/graphviz/graph_easy/graphviz_132.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ac613987e19d59e595a783df4d853bd533cd9a46
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_132.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Waste Audit for Recycling" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Circular Economy Implementation" color="#82DAFF" fillcolor="#C8EDFF" shape=folder style=filled]
+	N2 [label="Recycling Policy Advocacy" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N3 [label="New Product Manufacturing" color="#AB47BC" fillcolor="#F3E5F5" shape=folder style=filled]
+	N4 [label="Product Design for Recyclability" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="Industrial Recycling Programs" color="#AB47BC" fillcolor="#F3E5F5" shape=octagon style=filled]
+	N6 [label="Closed_Loop Material Flow" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N7 [label="End_of_Life Product Management" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=sorts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=segregates color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=recovers color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N7 [label=measures color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_132.txt b/test/graphviz/graph_easy/graphviz_132.txt
new file mode 100644
index 0000000000000000000000000000000000000000..660dceae72a7bc757d4cc42fd9706dbb38e08217
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_132.txt
@@ -0,0 +1,8 @@
+<Circular Economy Implementation, sorts, Recycling Policy Advocacy>
+<Closed_Loop Material Flow, connectedTo, End_of_Life Product Management>
+<Industrial Recycling Programs, connectedTo, Closed_Loop Material Flow>
+<New Product Manufacturing, segregates, Product Design for Recyclability>
+<Product Design for Recyclability, measures, End_of_Life Product Management>
+<Product Design for Recyclability, recovers, Industrial Recycling Programs>
+<Recycling Policy Advocacy, connectedTo, New Product Manufacturing>
+<Waste Audit for Recycling, connectedTo, Circular Economy Implementation>
diff --git a/test/graphviz/graph_easy/graphviz_133.dot b/test/graphviz/graph_easy/graphviz_133.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7168408d4bbea04cc2409872163366740c42317a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_133.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Forest Inventory" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Public Access Management" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N2 [label=Silviculture color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N3 [label="Forestry Equipment Maintenance" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N4 [label="Timber Harvesting" color="#4CAF50" fillcolor="#C8E6C9" shape=Mdiamond style=filled]
+	N5 [label="Pest and Disease Control" color="#CDDC39" fillcolor="#E6EE9C" shape=octagon style=filled]
+	N6 [label="Biomass Production from Forests" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N7 [label="Tree Nursery Management" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N0 -> N1 [label=protects color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=grades color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=thins color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N7 -> N0 [label=prunes color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_133.txt b/test/graphviz/graph_easy/graphviz_133.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9ebfd4c517c4ae74561274c451e61ff2c1b9af71
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_133.txt
@@ -0,0 +1,8 @@
+<Biomass Production from Forests, connectedTo, Tree Nursery Management>
+<Forest Inventory, protects, Public Access Management>
+<Forestry Equipment Maintenance, connectedTo, Timber Harvesting>
+<Pest and Disease Control, connectedTo, Biomass Production from Forests>
+<Public Access Management, grades, Silviculture>
+<Silviculture, connectedTo, Forestry Equipment Maintenance>
+<Timber Harvesting, thins, Pest and Disease Control>
+<Tree Nursery Management, prunes, Forest Inventory>
diff --git a/test/graphviz/graph_easy/graphviz_135.txt b/test/graphviz/graph_easy/graphviz_135.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bdd5f6af3c66f1e799770572e5af3e8acdb8fcdf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_135.txt
@@ -0,0 +1,12 @@
+<Carbon Sequestration Monitoring, connectedTo, Timber Harvesting>
+<Forest Health Monitoring, connectedTo, Wildlife Habitat Management>
+<Forest Health Monitoring, measures, Reforestation>
+<Forest Land Use Planning, constructs, Watershed Protection>
+<Forest Research, connectedTo, Forest Health Monitoring>
+<GIS Mapping for Forestry, protects, Forest Carbon Accounting>
+<Non_Timber Forest Product Collection, treats, Tree Nursery Management>
+<Reforestation, connectedTo, Carbon Sequestration Monitoring>
+<Timber Harvesting, analyzes, Non_Timber Forest Product Collection>
+<Tree Nursery Management, connectedTo, Forest Land Use Planning>
+<Watershed Protection, prevents, GIS Mapping for Forestry>
+<Wildlife Habitat Management, connectedTo, Forest Research>
diff --git a/test/graphviz/graph_easy/graphviz_136.txt b/test/graphviz/graph_easy/graphviz_136.txt
new file mode 100644
index 0000000000000000000000000000000000000000..48a085ec66266ccce1486f81f14f9b6ae03fa256
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_136.txt
@@ -0,0 +1,10 @@
+<Allergy Testing, rehabilitates, Prescription>
+<Anesthesia Administration, connectedTo, Pre_surgical Assessment>
+<Diagnosis, admits, Nutritional Counseling>
+<Imaging Services, dispenses, Anesthesia Administration>
+<Imaging Services, euthanizes, Nutritional Counseling>
+<Laboratory Testing, connectedTo, Imaging Services>
+<Nutritional Counseling, connectedTo, Laboratory Testing>
+<Pre_surgical Assessment, connectedTo, Allergy Testing>
+<Prescription, monitors, Pain Management>
+<Toxicology Testing, connectedTo, Diagnosis>
diff --git a/test/graphviz/graph_easy/graphviz_137.dot b/test/graphviz/graph_easy/graphviz_137.dot
new file mode 100644
index 0000000000000000000000000000000000000000..58312a1507491a3654df6965496f85e9b575f5dd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_137.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label=Surgery color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N1 [label="Client Communication" color="#00BCD4" fillcolor="#E0F7FA" shape=hexagon style=filled]
+	N2 [label=Vaccination color="#90A4AE" fillcolor="#ECEFF1" shape=plaintext style=filled]
+	N3 [label="Hospice Care for Animals" color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+	N4 [label="Toxicology Testing" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+	N5 [label="Equine Care" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N6 [label="Imaging Services" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N7 [label="Public Health Vet Services" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N8 [label="Sterilization Protocols" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N9 [label="Behavioral Counseling" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N10 [label="Nutritional Counseling" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N11 [label="Allergy Testing" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N0 -> N1 [label=examines color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=inspects color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=documents color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=operates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=discharges color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=treats color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_137.txt b/test/graphviz/graph_easy/graphviz_137.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e20ba6f1b7b30682f241c750c296a04490b54cdd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_137.txt
@@ -0,0 +1,12 @@
+<Behavioral Counseling, discharges, Nutritional Counseling>
+<Client Communication, inspects, Vaccination>
+<Equine Care, operates, Imaging Services>
+<Hospice Care for Animals, documents, Toxicology Testing>
+<Imaging Services, connectedTo, Public Health Vet Services>
+<Nutritional Counseling, connectedTo, Allergy Testing>
+<Public Health Vet Services, connectedTo, Sterilization Protocols>
+<Sterilization Protocols, connectedTo, Behavioral Counseling>
+<Surgery, examines, Client Communication>
+<Surgery, treats, Imaging Services>
+<Toxicology Testing, connectedTo, Equine Care>
+<Vaccination, connectedTo, Hospice Care for Animals>
diff --git a/test/graphviz/graph_easy/graphviz_138.dot b/test/graphviz/graph_easy/graphviz_138.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c7c2f6638b27b06e3d03dab03f99bb8f0576e153
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_138.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Animal Welfare Assessment" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Animal Sheltering Consultation" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N2 [label="Pain Management" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+	N3 [label=Surgery color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N4 [label="Equine Care" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N5 [label="Emergency Vet Services" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N6 [label="Imaging Services" color="#6FE1D5" fillcolor="#C9EFEC" shape=Mdiamond style=filled]
+	N7 [label="Genetic Counseling for Animals" color="#6FE1D5" fillcolor="#C9EFEC" shape=octagon style=filled]
+	N8 [label="Biosecurity Measures" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N9 [label=Microchipping color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N0 -> N1 [label=regulates color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=bills color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=shelters color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=inspects color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_138.txt b/test/graphviz/graph_easy/graphviz_138.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9ed2a26001469530e963adee871e889c48866045
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_138.txt
@@ -0,0 +1,10 @@
+<Animal Sheltering Consultation, connectedTo, Pain Management>
+<Animal Welfare Assessment, regulates, Animal Sheltering Consultation>
+<Biosecurity Measures, connectedTo, Microchipping>
+<Emergency Vet Services, connectedTo, Imaging Services>
+<Equine Care, bills, Emergency Vet Services>
+<Genetic Counseling for Animals, inspects, Biosecurity Measures>
+<Imaging Services, shelters, Genetic Counseling for Animals>
+<Pain Management, connectedTo, Genetic Counseling for Animals>
+<Pain Management, connectedTo, Surgery>
+<Surgery, connectedTo, Equine Care>
diff --git a/test/graphviz/graph_easy/graphviz_139.txt b/test/graphviz/graph_easy/graphviz_139.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4f1f2e60a6a81ef157e2dfa3f1eab256491f7049
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_139.txt
@@ -0,0 +1,8 @@
+<Behavior Management, connectedTo, Child Psychology Application>
+<Child Psychology Application, administers, Daily Activity Reporting>
+<Daily Activity Reporting, observes, Learning Material Selection>
+<Emergency Evacuation Drills, connectedTo, Outdoor Play Supervision>
+<Learning Material Selection, connectedTo, Playground Safety Inspection>
+<Learning Material Selection, feeds, Outdoor Play Supervision>
+<Outdoor Play Supervision, connectedTo, Hygiene Practices>
+<Playground Safety Inspection, connectedTo, Emergency Evacuation Drills>
diff --git a/test/graphviz/graph_easy/graphviz_14.txt b/test/graphviz/graph_easy/graphviz_14.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b33b7623210d3238ad83c2911ff248e5968a8993
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_14.txt
@@ -0,0 +1,8 @@
+<Add to Cart, connectedTo, Up_selling Offer>
+<Delivery Tracking, connectedTo, Add to Cart>
+<Delivery Tracking, processes, Product Recommendation>
+<Fraud Detection, authenticates, Gift Card Purchase>
+<Gift Card Purchase, connectedTo, Price Adjustment>
+<Price Adjustment, updates, Inventory Update>
+<Product Recommendation, connectedTo, Delivery Tracking>
+<Up_selling Offer, optimizes, Fraud Detection>
diff --git a/test/graphviz/graph_easy/graphviz_140.dot b/test/graphviz/graph_easy/graphviz_140.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f630c2bfb726826663c808fab9b4cd2d484ffb77
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_140.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Toddler Activities" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Field Trip Organization" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N2 [label="Nap Time Supervision" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N3 [label="Sensory Play" color="#FFDA4E" fillcolor="#FFE88D" shape=folder style=filled]
+	N4 [label="Daily Activity Reporting" color="#4CAF50" fillcolor="#C8E6C9" shape=hexagon style=filled]
+	N5 [label="Teacher_Child Ratio Management" color="#FFE470" fillcolor="#FFFAE0" shape=Mdiamond style=filled]
+	N6 [label="Emergency Evacuation Drills" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N7 [label="Group Activities Coordination" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N8 [label="Creative Arts Activities" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N0 -> N1 [label=organizes color="#FFDA4E" 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="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=enrolls color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=trains color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N6 [label=documents color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N1 -> N5 [label=creates color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_140.txt b/test/graphviz/graph_easy/graphviz_140.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4da1922d8179a5fbef27efb473f1b3d68a6135e9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_140.txt
@@ -0,0 +1,10 @@
+<Daily Activity Reporting, connectedTo, Teacher_Child Ratio Management>
+<Emergency Evacuation Drills, enrolls, Group Activities Coordination>
+<Field Trip Organization, connectedTo, Nap Time Supervision>
+<Field Trip Organization, creates, Teacher_Child Ratio Management>
+<Group Activities Coordination, trains, Creative Arts Activities>
+<Nap Time Supervision, connectedTo, Sensory Play>
+<Nap Time Supervision, documents, Emergency Evacuation Drills>
+<Sensory Play, connectedTo, Daily Activity Reporting>
+<Teacher_Child Ratio Management, connectedTo, Emergency Evacuation Drills>
+<Toddler Activities, organizes, Field Trip Organization>
diff --git a/test/graphviz/graph_easy/graphviz_141.txt b/test/graphviz/graph_easy/graphviz_141.txt
new file mode 100644
index 0000000000000000000000000000000000000000..42cbc28a0bad32a141ba70f05ec84daa7da2ef41
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_141.txt
@@ -0,0 +1,9 @@
+<After_School Programs, monitors, Sensory Play>
+<Child Protection Policies, connectedTo, After_School Programs>
+<Diaper Changing, develops, Outdoor Exploration>
+<Learning Material Selection, connectedTo, Nap Time Supervision>
+<Music and Movement Activities, assesses, Toddler Activities>
+<Nap Time Supervision, prepares, Child Protection Policies>
+<Outdoor Exploration, connectedTo, Learning Material Selection>
+<Toddler Activities, responds, Nap Time Supervision>
+<Toddler Activities, safeguards, Diaper Changing>
diff --git a/test/graphviz/graph_easy/graphviz_142.dot b/test/graphviz/graph_easy/graphviz_142.dot
new file mode 100644
index 0000000000000000000000000000000000000000..332412efaf9fbd78f21e5f9ff2603fc73a3d53ac
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_142.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Caregiver Training" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Emergency Response System Monitoring" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N2 [label="Nutritional Assessment" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N3 [label="Cognitive Stimulation Activities" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N4 [label="Nursing Care" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N5 [label="Rehabilitation Support" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N6 [label="Meal Preparation" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N7 [label="Pain Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N8 [label="Care Plan Development" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N0 -> N1 [label=oversees color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=secures color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#3F51B5" 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 [label=bathes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_142.txt b/test/graphviz/graph_easy/graphviz_142.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b780efe2c025bce87e051442ecc2942e6c1dc58
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_142.txt
@@ -0,0 +1,9 @@
+<Caregiver Training, oversees, Emergency Response System Monitoring>
+<Cognitive Stimulation Activities, connectedTo, Nursing Care>
+<Emergency Response System Monitoring, connectedTo, Nutritional Assessment>
+<Meal Preparation, bathes, Pain Management>
+<Meal Preparation, connectedTo, Nursing Care>
+<Nursing Care, connectedTo, Rehabilitation Support>
+<Nutritional Assessment, secures, Cognitive Stimulation Activities>
+<Pain Management, optimizes, Care Plan Development>
+<Rehabilitation Support, connectedTo, Meal Preparation>
diff --git a/test/graphviz/graph_easy/graphviz_143.dot b/test/graphviz/graph_easy/graphviz_143.dot
new file mode 100644
index 0000000000000000000000000000000000000000..55f88f0d25a9e19050815b99860a957408220ed9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_143.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Social Engagement Activities" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Physical Therapy" color="#A2D0FF" fillcolor="#E8F0FF" shape=oval style=filled]
+	N2 [label="Meal Preparation" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Rehabilitation Support" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N4 [label="Recreational Activities Planning" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N5 [label="Nursing Care" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N6 [label="Transportation Assistance" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+	N7 [label="Safety Assessments" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N8 [label="Caregiver Training" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N0 -> N1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=provides color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=engages color="#6EB76D" 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 [label=plans color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=oversees color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [label=recommends color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_143.txt b/test/graphviz/graph_easy/graphviz_143.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f1c35a78f6108c224256d293aba4233f704feefb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_143.txt
@@ -0,0 +1,9 @@
+<Meal Preparation, connectedTo, Rehabilitation Support>
+<Meal Preparation, recommends, Physical Therapy>
+<Nursing Care, connectedTo, Transportation Assistance>
+<Physical Therapy, provides, Meal Preparation>
+<Recreational Activities Planning, connectedTo, Nursing Care>
+<Rehabilitation Support, engages, Recreational Activities Planning>
+<Safety Assessments, oversees, Caregiver Training>
+<Social Engagement Activities, connectedTo, Physical Therapy>
+<Transportation Assistance, plans, Safety Assessments>
diff --git a/test/graphviz/graph_easy/graphviz_144.dot b/test/graphviz/graph_easy/graphviz_144.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e96936a23796bdd7cbde34ba6c8bf4a53f9606bb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_144.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Smart Home Integration for Seniors" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Financial Management Assistance" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N2 [label="Family Communication" color="#7E57C2" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N3 [label="Nursing Care" color="#7E57C2" fillcolor="#D1C4E9" shape=plaintext style=filled]
+	N4 [label="Safety Assessments" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N5 [label="Community Resource Connection" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N6 [label=Companionship color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N7 [label="Telehealth for Seniors" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N8 [label="Care Plan Development" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N9 [label="Incontinence Care" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N10 [label="Meal Preparation" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label=supports color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=accompanies color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=prevents color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=guides color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N5 [label=rehabilitates color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N7 [label=documents color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_145.txt b/test/graphviz/graph_easy/graphviz_145.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6a0adc8ab2c7ca7fde7c64efd578f698c416f065
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_145.txt
@@ -0,0 +1,10 @@
+<Capacity Building for Local Communities, restores, Post_Disaster Evaluation>
+<Drone Deployment for Assessment, connectedTo, Resilience Building>
+<Economic Recovery Initiatives, recovers, Environmental Remediation>
+<Emergency Planning, connectedTo, Recovery Planning>
+<Emergency Planning, locates, Economic Recovery Initiatives>
+<Environmental Remediation, connectedTo, Capacity Building for Local Communities>
+<Information Dissemination, connectedTo, Recovery Planning>
+<Post_Disaster Evaluation, connectedTo, Drone Deployment for Assessment>
+<Recovery Planning, drills, Satellite Imagery Analysis>
+<Resilience Building, connectedTo, Information Dissemination>
diff --git a/test/graphviz/graph_easy/graphviz_146.dot b/test/graphviz/graph_easy/graphviz_146.dot
new file mode 100644
index 0000000000000000000000000000000000000000..08d8c2d559270b4cd7a04639e22137459647b9c0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_146.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Mitigation Strategies" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Economic Recovery Initiatives" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N2 [label="Hazard Mapping" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N3 [label="Policy and Legislation Review" color="#A1887F" fillcolor="#EFEBE9" shape=plaintext style=filled]
+	N4 [label="Resource Mobilization" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N5 [label="International Aid Coordination" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N6 [label="Resilience Building" color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+	N7 [label="Satellite Imagery Analysis" color="#CB9BE1" fillcolor="#F2E6F5" shape=folder style=filled]
+	N8 [label="Evacuation Procedures" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=simulates color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=secures color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=rebuilds color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=supports color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=responds color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_146.txt b/test/graphviz/graph_easy/graphviz_146.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c06af60392447fcb1fb45b377de5d2f94e5bea23
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_146.txt
@@ -0,0 +1,9 @@
+<Economic Recovery Initiatives, simulates, Hazard Mapping>
+<Evacuation Procedures, connectedTo, Policy and Legislation Review>
+<Hazard Mapping, secures, Policy and Legislation Review>
+<International Aid Coordination, connectedTo, Resilience Building>
+<Mitigation Strategies, connectedTo, Economic Recovery Initiatives>
+<Policy and Legislation Review, rebuilds, Resource Mobilization>
+<Resilience Building, connectedTo, Satellite Imagery Analysis>
+<Resource Mobilization, supports, International Aid Coordination>
+<Satellite Imagery Analysis, responds, Evacuation Procedures>
diff --git a/test/graphviz/graph_easy/graphviz_147.txt b/test/graphviz/graph_easy/graphviz_147.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1f2332bbf50df6c02b3a3b7d76877915a5fc2974
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_147.txt
@@ -0,0 +1,13 @@
+<Capacity Building for Local Communities, locates, Damage Assessment>
+<Climate Change Adaptation for Disasters, analyzes, International Aid Coordination>
+<Communication Protocols, simulates, Reconstruction>
+<Community Preparedness, distributes, Economic Recovery Initiatives>
+<Damage Assessment, restores, Early Warning Systems>
+<Debris Management, surveys, Shelter Management>
+<Early Warning Systems, reconstructs, Hazard Identification>
+<Economic Recovery Initiatives, connectedTo, Community Preparedness>
+<Economic Recovery Initiatives, rebuilds, Climate Change Adaptation for Disasters>
+<Hazard Identification, rescues, Communication Protocols>
+<International Aid Coordination, connectedTo, Debris Management>
+<Reconstruction, connectedTo, Climate Change Adaptation for Disasters>
+<Shelter Management, connectedTo, Economic Recovery Initiatives>
diff --git a/test/graphviz/graph_easy/graphviz_149.txt b/test/graphviz/graph_easy/graphviz_149.txt
new file mode 100644
index 0000000000000000000000000000000000000000..68f9f3db5d10cea3849d8c564d3e0cad49aed45c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_149.txt
@@ -0,0 +1,9 @@
+<Crisis Management, enforces, Troop Deployment>
+<Disaster Relief Deployment, connectedTo, Joint Exercises>
+<Disaster Relief Deployment, patrols, Crisis Management>
+<Joint Exercises, connectedTo, Disaster Relief Deployment>
+<Medical Support, connectedTo, Troop Deployment>
+<Medical Support, plans, Joint Exercises>
+<Personnel Management, coordinates, Specialized Training>
+<Specialized Training, connectedTo, Peacekeeping Missions>
+<Troop Deployment, connectedTo, Personnel Management>
diff --git a/test/graphviz/graph_easy/graphviz_15.dot b/test/graphviz/graph_easy/graphviz_15.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44d581e14d2d8cd7b5309a92ad8b150739a4d8a5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_15.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Product Recommendation" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Order Confirmation" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N2 [label="Social Media Integration" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Product Listing" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+	N4 [label="Affiliate Marketing" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N5 [label="Refund Process" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N6 [label="Inventory Update" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N7 [label="Promotion Application" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [label=promotes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=tracks color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=personalizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=authenticates color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N6 [label=pays color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_150.dot b/test/graphviz/graph_easy/graphviz_150.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c31d409cb79ad221eaea9f4c89cb11e773eca6c0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_150.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Logistics Support" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Military Strategy Development" color="#FFF8A6" fillcolor="#FFFDE0" shape=plaintext style=filled]
+	N2 [label="Specialized Training" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N3 [label="Electronic Warfare" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N4 [label="Operations Planning" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N5 [label="Unmanned Systems Operation" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N6 [label="Family Support Programs" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N7 [label="Cyber Warfare Operations" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N8 [label="Troop Deployment" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [label=trains color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=warns color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=assists color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=communicates color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=innovates color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=recruits color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_150.txt b/test/graphviz/graph_easy/graphviz_150.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2d673ac6589871a0b26c146bf26eac7c2d56ec33
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_150.txt
@@ -0,0 +1,9 @@
+<Cyber Warfare Operations, connectedTo, Troop Deployment>
+<Electronic Warfare, assists, Operations Planning>
+<Family Support Programs, recruits, Cyber Warfare Operations>
+<Logistics Support, trains, Military Strategy Development>
+<Military Strategy Development, connectedTo, Specialized Training>
+<Operations Planning, communicates, Unmanned Systems Operation>
+<Operations Planning, connectedTo, Family Support Programs>
+<Specialized Training, warns, Electronic Warfare>
+<Unmanned Systems Operation, innovates, Family Support Programs>
diff --git a/test/graphviz/graph_easy/graphviz_151.txt b/test/graphviz/graph_easy/graphviz_151.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cc415490a8b32c83132d696e55081646625ec55c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_151.txt
@@ -0,0 +1,10 @@
+<Airport Operations, investigates, Cargo Loading>
+<Cargo Loading, connectedTo, Navigation System Check>
+<Crew Scheduling, connectedTo, Ground Support>
+<Flight Planning, trains, Crew Scheduling>
+<Flight Simulation, connectedTo, Airworthiness Certification>
+<Flight Simulation, connectedTo, Ground Support>
+<Ground Support, connectedTo, Pilot Training>
+<Navigation System Check, certifies, Flight Simulation>
+<Pilot Training, responds, Airport Operations>
+<Sustainable Aviation Fuel Development, connectedTo, Flight Planning>
diff --git a/test/graphviz/graph_easy/graphviz_152.txt b/test/graphviz/graph_easy/graphviz_152.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1342dbd72f90e1c5bf86da5e2c8ece455b8f840b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_152.txt
@@ -0,0 +1,10 @@
+<Air Traffic Control, connectedTo, Flight Planning>
+<Aircraft Maintenance, designs, Noise Abatement Procedures>
+<Baggage Handling, briefs, Crew Scheduling>
+<Crew Scheduling, certifies, Aircraft Maintenance>
+<Flight Simulation, connectedTo, Regulatory Compliance>
+<Flight Simulation, de_ices, In_flight Service>
+<In_flight Service, secures, Flight Simulation>
+<Noise Abatement Procedures, fuels, In_flight Service>
+<Regulatory Compliance, connectedTo, Route Optimization>
+<Route Optimization, connectedTo, Air Traffic Control>
diff --git a/test/graphviz/graph_easy/graphviz_153.dot b/test/graphviz/graph_easy/graphviz_153.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a58c9236a470e8979433f3516e25e0c6255e9666
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_153.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Aircraft De_icing" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Route Optimization" color="#D3EB9F" fillcolor="#F8FDD3" shape=parallelogram style=filled]
+	N2 [label="Cargo Loading" color="#26A69A" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N3 [label="Airworthiness Certification" color="#81C784" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+	N4 [label="Navigation System Check" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N5 [label="Security Screening" color="#81C784" fillcolor="#F1F8E9" shape=folder style=filled]
+	N6 [label="Emergency Procedures Training" color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N7 [label="Sustainable Aviation Fuel Development" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N8 [label="Unmanned Aerial Vehicle Integration" color="#D3EB9F" fillcolor="#F8FDD3" shape=folder style=filled]
+	N9 [label="Pilot Training" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N10 [label="Ground Support" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N11 [label="Flight Simulation" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=briefs color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=inspects color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=navigates color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=manufactures color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=plans color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=assembles color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=manages color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N10 [label=de_ices color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_154.dot b/test/graphviz/graph_easy/graphviz_154.dot
new file mode 100644
index 0000000000000000000000000000000000000000..431f9ef9b99cafce03b64d341dada29b487cdb59
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_154.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Terrestrial Navigation" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Digital Compass Integration" color="#BCB88A" fillcolor="#F5F5DC" shape=diamond style=filled]
+	N2 [label="ETA Estimation" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N3 [label="Map Display" color="#AF56A6" fillcolor="#DDCEDD" shape=parallelogram style=filled]
+	N4 [label="Inertial Navigation System" color="#AF56A6" fillcolor="#DDCEDD" shape=plaintext style=filled]
+	N5 [label="Offline Map Support" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N6 [label="Dead Reckoning" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N7 [label="Celestial Navigation" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N8 [label="Turn_by_Turn Directions" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N9 [label="Autonomous Vehicle Navigation" color="#A1D7CD" fillcolor="#EDF5F3" shape=folder style=filled]
+	N10 [label="Altitude Tracking" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N0 -> N1 [label=syncs color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=tracks color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=interprets color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=visualizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=authenticates color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N5 [label=verifies color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N5 [label=maps color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_154.txt b/test/graphviz/graph_easy/graphviz_154.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8dc9f7bec3a24f80bd1a714b4c33e05e3aa7e801
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_154.txt
@@ -0,0 +1,12 @@
+<Autonomous Vehicle Navigation, connectedTo, Altitude Tracking>
+<Celestial Navigation, authenticates, Turn_by_Turn Directions>
+<Dead Reckoning, connectedTo, Celestial Navigation>
+<Digital Compass Integration, connectedTo, ETA Estimation>
+<ETA Estimation, tracks, Map Display>
+<ETA Estimation, verifies, Offline Map Support>
+<Inertial Navigation System, connectedTo, Offline Map Support>
+<Map Display, interprets, Inertial Navigation System>
+<Map Display, maps, Offline Map Support>
+<Offline Map Support, visualizes, Dead Reckoning>
+<Terrestrial Navigation, syncs, Digital Compass Integration>
+<Turn_by_Turn Directions, connectedTo, Autonomous Vehicle Navigation>
diff --git a/test/graphviz/graph_easy/graphviz_155.dot b/test/graphviz/graph_easy/graphviz_155.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c52f81f5f033940a56246ac7170042ffa0207f12
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_155.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="ETA Estimation" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Digital Compass Integration" color="#D2D2D2" fillcolor="#F0F0F0" shape=diamond style=filled]
+	N2 [label="Pedestrian Navigation" color="#64B5F6" fillcolor="#E3F2FD" shape=diamond style=filled]
+	N3 [label="Turn_by_Turn Directions" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N4 [label="Dead Reckoning" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Hazard Alerts" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N6 [label="Traffic Information" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N7 [label="Multi_modal Navigation" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N8 [label="Autonomous Vehicle Navigation" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#64B5F6" 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=solid]
+	N4 -> N5 [label=displays color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=analyzes color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=validates color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N5 [label=avoids color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_155.txt b/test/graphviz/graph_easy/graphviz_155.txt
new file mode 100644
index 0000000000000000000000000000000000000000..294dbaf5999be53a178fe8647d343647cc869b41
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_155.txt
@@ -0,0 +1,9 @@
+<Dead Reckoning, displays, Hazard Alerts>
+<Digital Compass Integration, avoids, Hazard Alerts>
+<Digital Compass Integration, connectedTo, Pedestrian Navigation>
+<ETA Estimation, connectedTo, Digital Compass Integration>
+<Hazard Alerts, analyzes, Traffic Information>
+<Multi_modal Navigation, validates, Autonomous Vehicle Navigation>
+<Pedestrian Navigation, connectedTo, Turn_by_Turn Directions>
+<Traffic Information, connectedTo, Multi_modal Navigation>
+<Turn_by_Turn Directions, connectedTo, Dead Reckoning>
diff --git a/test/graphviz/graph_easy/graphviz_156.txt b/test/graphviz/graph_easy/graphviz_156.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5b4d81ed4730ef3e185e81eb7d19c283b68b00b0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_156.txt
@@ -0,0 +1,8 @@
+<Autonomous Vehicle Navigation, avoids, Voice Guidance Customization>
+<GPS Positioning, receives, Pedestrian Navigation>
+<Historical Traffic Data Analysis, connectedTo, Points of Interest Search>
+<Inertial Navigation System, connectedTo, Points of Interest Search>
+<Inertial Navigation System, locates, GPS Positioning>
+<Pedestrian Navigation, connectedTo, Historical Traffic Data Analysis>
+<Points of Interest Search, interprets, Autonomous Vehicle Navigation>
+<Voice Guidance Customization, monitors, Terrestrial Navigation>
diff --git a/test/graphviz/graph_easy/graphviz_157.dot b/test/graphviz/graph_easy/graphviz_157.dot
new file mode 100644
index 0000000000000000000000000000000000000000..18eea678ce06b65705f98920297fd16046b90dd7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_157.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Maintenance and Repair of Printers" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N1 [label="Aerospace Part Production" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N2 [label=Bioprinting color="#CD8FF2" fillcolor="#ECCFF5" shape=Mdiamond style=filled]
+	N3 [label="Custom Part Production" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N4 [label="Direct Metal Laser Sintering" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N5 [label="Selective Laser Sintering" color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N6 [label="Printing Process" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N7 [label="Slicing Software Operation" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N0 -> N1 [label=monitors color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=optimizes color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=troubleshoots color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_157.txt b/test/graphviz/graph_easy/graphviz_157.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6e6ec0fc187c37433e8954338598aaa2820afda9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_157.txt
@@ -0,0 +1,8 @@
+<Aerospace Part Production, connectedTo, Direct Metal Laser Sintering>
+<Aerospace Part Production, innovates, Bioprinting>
+<Bioprinting, connectedTo, Custom Part Production>
+<Custom Part Production, optimizes, Direct Metal Laser Sintering>
+<Direct Metal Laser Sintering, troubleshoots, Selective Laser Sintering>
+<Maintenance and Repair of Printers, monitors, Aerospace Part Production>
+<Printing Process, connectedTo, Slicing Software Operation>
+<Selective Laser Sintering, connectedTo, Printing Process>
diff --git a/test/graphviz/graph_easy/graphviz_158.dot b/test/graphviz/graph_easy/graphviz_158.dot
new file mode 100644
index 0000000000000000000000000000000000000000..83c1b19513211e25ed4941cf9ba3f4089aeeaf4c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_158.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Multi_Material Printing" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Sustainable 3D Printing Materials" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N2 [label="4D Printing" color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+	N3 [label="Maintenance and Repair of Printers" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N4 [label="Material Research and Development" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N5 [label=Prototyping color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N6 [label="Slicing Software Operation" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N7 [label=Post_Processing color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N8 [label="Educational Applications" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N0 -> N1 [label=protects color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=models color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=validates color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [label=enhances color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_159.dot b/test/graphviz/graph_easy/graphviz_159.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2f53c7902c8892170aef447853b2b232a7f1865e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_159.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="File Format Conversion" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Additive Manufacturing" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N2 [label="Reverse Engineering with 3D Printing" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N3 [label="Medical Device Prototyping" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N4 [label="Material Selection" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N5 [label="Intellectual Property Protection for Designs" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N6 [label="Quality Control" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N7 [label="Printing Parameter Optimization" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N8 [label=Bioprinting color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N9 [label="Scaffolding for Tissue Engineering" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N10 [label="On_Demand Production" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N0 -> N1 [label=integrates color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=materials color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=optimizes color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=scans color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [label=develops color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N4 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_16.dot b/test/graphviz/graph_easy/graphviz_16.dot
new file mode 100644
index 0000000000000000000000000000000000000000..588283fc5348ee58c5a639f94d0cf6e7cf586929
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_16.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Weather Impact Assessment" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Navigation Update" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N2 [label="Schedule Generation" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+	N3 [label="Public Transport Ticketing" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N4 [label="Accident Reconstruction" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N5 [label="Electric Vehicle Charging" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N6 [label="Incident Report" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N7 [label=Boarding color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N8 [label="Cargo Loading" color="#FFC085" fillcolor="#FFDAB9" shape=octagon style=filled]
+	N9 [label="Route Optimization" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N0 -> N1 [label=unloads color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=calculates color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=permits color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=tracks color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_160.dot b/test/graphviz/graph_easy/graphviz_160.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6af3d1d37c52ec8b3e8278eb25f9251dff7cbd2a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_160.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label="Scanning Electron Microscopy" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Nanofabrication Techniques" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N2 [label=Spectroscopy color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N3 [label="Nanomaterial Synthesis" color="#7E57C2" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N4 [label="Transmission Electron Microscopy" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N5 [label="Surface Functionalization" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N6 [label="Nanodevice Fabrication" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N7 [label="Ethical Implications of Nanotech" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=integrates 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 [label=commercializes color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=converts color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=enhances color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [label=models color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N7 [label=analyzes color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_160.txt b/test/graphviz/graph_easy/graphviz_160.txt
new file mode 100644
index 0000000000000000000000000000000000000000..29d6e3dbbbde0c5de972abd420be880322ed52f5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_160.txt
@@ -0,0 +1,9 @@
+<Ethical Implications of Nanotech, models, Surface Functionalization>
+<Nanodevice Fabrication, enhances, Ethical Implications of Nanotech>
+<Nanofabrication Techniques, integrates, Spectroscopy>
+<Nanomaterial Synthesis, connectedTo, Transmission Electron Microscopy>
+<Scanning Electron Microscopy, connectedTo, Nanofabrication Techniques>
+<Spectroscopy, connectedTo, Nanomaterial Synthesis>
+<Surface Functionalization, converts, Nanodevice Fabrication>
+<Transmission Electron Microscopy, analyzes, Ethical Implications of Nanotech>
+<Transmission Electron Microscopy, commercializes, Surface Functionalization>
diff --git a/test/graphviz/graph_easy/graphviz_161.txt b/test/graphviz/graph_easy/graphviz_161.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a5118880e721fe430237d3fd620d15a883837f9a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_161.txt
@@ -0,0 +1,12 @@
+<Drug Delivery Systems, catalyzes, Transmission Electron Microscopy>
+<Drug Delivery Systems, engineers, Nanodevice Fabrication>
+<Environmental Remediation with Nanomaterials, connectedTo, Drug Delivery Systems>
+<Food Packaging Improvement, optimizes, Nanotoxicology>
+<Nanocoatings, connectedTo, Environmental Remediation with Nanomaterials>
+<Nanodevice Fabrication, manipulates, Nanocomposites>
+<Nanofabrication Techniques, educates, Nanocoatings>
+<Nanoparticle Characterization, characterizes, Food Packaging Improvement>
+<Nanotoxicology, connectedTo, Nanofabrication Techniques>
+<Solar Cell Efficiency Enhancement, connectedTo, Nanoparticle Characterization>
+<Transmission Electron Microscopy, connectedTo, Nanodevice Fabrication>
+<X_ray Diffraction, cleans, Solar Cell Efficiency Enhancement>
diff --git a/test/graphviz/graph_easy/graphviz_162.txt b/test/graphviz/graph_easy/graphviz_162.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b5542dfe9cedc2a2e98d0363f079254b7a89cf73
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_162.txt
@@ -0,0 +1,13 @@
+<Advanced Materials Research, converts, Catalysis at Nanoscale>
+<Carbon Nanotube Synthesis, connectedTo, Regulatory Framework for Nanotech>
+<Catalysis at Nanoscale, enhances, Molecular Self_Assembly>
+<Computational Nanotechnology, connectedTo, Nanocomposites>
+<Drug Delivery Systems, connectedTo, Nanosensors>
+<Drug Delivery Systems, researches, Advanced Materials Research>
+<Molecular Self_Assembly, cleans, X_ray Diffraction>
+<Nanocomposites, commercializes, Drug Delivery Systems>
+<Nanocomposites, deposits, Catalysis at Nanoscale>
+<Nanosensors, fabricates, Surface Functionalization>
+<Regulatory Framework for Nanotech, models, Solar Cell Efficiency Enhancement>
+<Solar Cell Efficiency Enhancement, connectedTo, Nanosensors>
+<Surface Functionalization, connectedTo, Computational Nanotechnology>
diff --git a/test/graphviz/graph_easy/graphviz_163.dot b/test/graphviz/graph_easy/graphviz_163.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e758fe611e743ad953aca755ac79e0e9e23f5756
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_163.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Quantum Teleportation Research" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Quantum Key Distribution" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N2 [label="Quantum Error Correction" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N3 [label="Decoherence Mitigation" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N4 [label="Laser Cooling for Ions" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N5 [label="Superconducting Qubits" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N6 [label="Microwave Control for Qubits" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N7 [label="Financial Modeling with Quantum Computing" color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+	N8 [label="Quantum Sensing" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N9 [label="Cryogenic Systems for Qubits" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N10 [label="Trapped Ion Qubits" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N0 -> N1 [label=educates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=secures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=visualizes color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=protects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=benchmarks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N9 [label=integrates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_163.txt b/test/graphviz/graph_easy/graphviz_163.txt
new file mode 100644
index 0000000000000000000000000000000000000000..02e85661372d3d77424b7491f742659a490dfa85
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_163.txt
@@ -0,0 +1,12 @@
+<Cryogenic Systems for Qubits, benchmarks, Trapped Ion Qubits>
+<Decoherence Mitigation, connectedTo, Laser Cooling for Ions>
+<Financial Modeling with Quantum Computing, connectedTo, Quantum Sensing>
+<Laser Cooling for Ions, connectedTo, Superconducting Qubits>
+<Microwave Control for Qubits, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Error Correction, visualizes, Decoherence Mitigation>
+<Quantum Key Distribution, connectedTo, Microwave Control for Qubits>
+<Quantum Key Distribution, secures, Quantum Error Correction>
+<Quantum Sensing, connectedTo, Cryogenic Systems for Qubits>
+<Quantum Teleportation Research, educates, Quantum Key Distribution>
+<Quantum Teleportation Research, integrates, Cryogenic Systems for Qubits>
+<Superconducting Qubits, protects, Microwave Control for Qubits>
diff --git a/test/graphviz/graph_easy/graphviz_164.dot b/test/graphviz/graph_easy/graphviz_164.dot
new file mode 100644
index 0000000000000000000000000000000000000000..526f833eed616943522e350009d053f15cda144d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_164.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Quantum Programming Languages" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Quantum Entanglement Generation" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N2 [label="Microwave Control for Qubits" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N3 [label="Quantum Error Correction" color="#FFC107" fillcolor="#FFECB3" shape=hexagon style=filled]
+	N4 [label="Quantum Machine Learning" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N5 [label="Cryogenic Systems for Qubits" color="#FFE470" fillcolor="#FFFAE0" shape=plaintext style=filled]
+	N6 [label="Quantum Algorithm Development" color="#FFC107" fillcolor="#FFECB3" shape=oval style=filled]
+	N7 [label="Quantum Cryptography" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N8 [label="Quantum Communication Protocols" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N9 [label="Quantum Computing Education" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N0 -> N1 [label=simulates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=downloads color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=educates color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=configures color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=measures color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=computes color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N3 -> N6 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_165.dot b/test/graphviz/graph_easy/graphviz_165.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7bcf2297d4819da9779dcd43c3e09731d3128811
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_165.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Quantum Computing Education" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Microwave Control for Qubits" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N2 [label="Topological Qubits" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+	N3 [label="Quantum Annealing" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N4 [label="Quantum Programming Languages" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N5 [label="Quantum Entanglement Generation" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N6 [label="Quantum Sensing" color="#FFE470" fillcolor="#FFFAE0" shape=Mdiamond style=filled]
+	N7 [label="Quantum Coherence Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N8 [label="Quantum Software Development Kit" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N0 -> N1 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=secures color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=builds color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=integrates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=programs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N3 [label=implements color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_166.dot b/test/graphviz/graph_easy/graphviz_166.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fc4034ff5d19cd450b6b9fbe6ec7ebf3355549c5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_166.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Facial Recognition in AR or VR" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Live Event Streaming in VR" color="#80DDEA" fillcolor="#D3F7F9" shape=folder style=filled]
+	N2 [label="Hand Tracking and Interaction" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N3 [label="Industrial Maintenance Support" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+	N4 [label="Hardware Prototyping" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N5 [label="3D Model Creation" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N6 [label="Software Development Kit Integration" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N7 [label="Performance Optimization" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N8 [label="Latency Reduction" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N9 [label="Field of View Optimization" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N10 [label="Eye Tracking" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N11 [label="AR for Navigation" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N0 -> N1 [label=builds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=maps color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=displays color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=navigates color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=projects color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=personalizes color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=immerses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=entertains color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N11 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N11 [label=measures color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_166.txt b/test/graphviz/graph_easy/graphviz_166.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aa11ddcd3530daaacc03942ed93dd74328222320
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_166.txt
@@ -0,0 +1,13 @@
+<3D Model Creation, navigates, Software Development Kit Integration>
+<AR for Navigation, connectedTo, Software Development Kit Integration>
+<Eye Tracking, connectedTo, AR for Navigation>
+<Facial Recognition in AR or VR, builds, Live Event Streaming in VR>
+<Field of View Optimization, entertains, Eye Tracking>
+<Field of View Optimization, measures, AR for Navigation>
+<Hand Tracking and Interaction, connectedTo, Industrial Maintenance Support>
+<Hardware Prototyping, displays, 3D Model Creation>
+<Industrial Maintenance Support, connectedTo, Hardware Prototyping>
+<Latency Reduction, immerses, Field of View Optimization>
+<Live Event Streaming in VR, maps, Hand Tracking and Interaction>
+<Performance Optimization, personalizes, Latency Reduction>
+<Software Development Kit Integration, projects, Performance Optimization>
diff --git a/test/graphviz/graph_easy/graphviz_167.dot b/test/graphviz/graph_easy/graphviz_167.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d18e4ceffb2d664a985fc6f1339ad5dee3994f54
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_167.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Training Simulations" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label="Latency Reduction" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N2 [label="Industrial Maintenance Support" color="#E0E0E0" fillcolor="#EBEBEB" shape=parallelogram style=filled]
+	N3 [label="Neuro_VR Interfaces" color="#E91E63" fillcolor="#F8BBD0" shape=Mdiamond style=filled]
+	N4 [label="Environment Mapping" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N5 [label="User Interface Design" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N6 [label="Augmented Reality App Development" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N7 [label="Ethical Considerations in AR or VR" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N8 [label="Virtual Tourism Experiences" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N9 [label="Field of View Optimization" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=captures color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=guides color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=builds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=controls color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_167.txt b/test/graphviz/graph_easy/graphviz_167.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b831b80cd0ca5b76ecf1266da08ca691d7a188ab
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_167.txt
@@ -0,0 +1,10 @@
+<Augmented Reality App Development, connectedTo, Ethical Considerations in AR or VR>
+<Environment Mapping, builds, User Interface Design>
+<Ethical Considerations in AR or VR, connectedTo, Virtual Tourism Experiences>
+<Industrial Maintenance Support, captures, Neuro_VR Interfaces>
+<Latency Reduction, connectedTo, Environment Mapping>
+<Latency Reduction, connectedTo, Industrial Maintenance Support>
+<Neuro_VR Interfaces, guides, Environment Mapping>
+<Training Simulations, audits, Latency Reduction>
+<User Interface Design, connectedTo, Augmented Reality App Development>
+<Virtual Tourism Experiences, controls, Field of View Optimization>
diff --git a/test/graphviz/graph_easy/graphviz_168.txt b/test/graphviz/graph_easy/graphviz_168.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e6f4429238c2ac1bc51cebb30ab08472c597ed3f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_168.txt
@@ -0,0 +1,9 @@
+<AR for Navigation, overlays, Haptic Feedback Integration>
+<Cloud_based AR or VR Rendering, augments, Eye Tracking>
+<Data Visualization in AR or VR, connectedTo, Multiplayer Experience Design>
+<Eye Tracking, renders, Spatial Audio Implementation>
+<Field of View Optimization, connectedTo, Data Visualization in AR or VR>
+<Haptic Feedback Integration, connectedTo, Cloud_based AR or VR Rendering>
+<Industrial Maintenance Support, tracks, Field of View Optimization>
+<Multiplayer Experience Design, connectedTo, Eye Tracking>
+<Multiplayer Experience Design, monitors, AR for Navigation>
diff --git a/test/graphviz/graph_easy/graphviz_169.dot b/test/graphviz/graph_easy/graphviz_169.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d8fab38f2b4ec38058882fe76341e22b4e30b7c9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_169.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Sound Design" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N1 [label="Narrative Design" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N2 [label="Community Management" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N3 [label="Monetization Strategy" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N4 [label="Game Engine Customization" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N5 [label="Art Direction" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N6 [label="Game Analytics" color="#9C27B0" fillcolor="#E1BEE7" shape=plaintext style=filled]
+	N7 [label=Programming color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N0 -> N1 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=balances color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=markets color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=designs color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=sponsors color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=broadcasts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N0 [label=coaches color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N7 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_169.txt b/test/graphviz/graph_easy/graphviz_169.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0f7803291b66337b7a6cc3abf623c01ea616977a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_169.txt
@@ -0,0 +1,9 @@
+<Art Direction, coaches, Sound Design>
+<Art Direction, sponsors, Game Analytics>
+<Community Management, connectedTo, Monetization Strategy>
+<Game Analytics, broadcasts, Programming>
+<Game Engine Customization, designs, Art Direction>
+<Monetization Strategy, connectedTo, Programming>
+<Monetization Strategy, markets, Game Engine Customization>
+<Narrative Design, balances, Community Management>
+<Sound Design, connectedTo, Narrative Design>
diff --git a/test/graphviz/graph_easy/graphviz_17.dot b/test/graphviz/graph_easy/graphviz_17.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eaa8b1c87d7f0e683972d8f6a4189585220bf119
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_17.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Fleet Management" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Cargo Loading" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N2 [label="Vehicle Tracking" color="#FBC02D" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N3 [label="Incident Report" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N4 [label=Boarding color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N5 [label="Security Check" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N6 [label="Delay Alert" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N7 [label="Bridge Inspection" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N8 [label="Load Balancing" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N9 [label="Traffic Monitoring" color="#B8C0F5" fillcolor="#ECF0FD" shape=octagon style=filled]
+	N10 [label="Air Traffic Control" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N11 [label="Driver Allocation" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [label=manages color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=maintains 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="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=diversifies color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=checks color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N7 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_17.txt b/test/graphviz/graph_easy/graphviz_17.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2d07af8a4155b1a2dfe8200bbafc226985f06672
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_17.txt
@@ -0,0 +1,12 @@
+<Air Traffic Control, connectedTo, Driver Allocation>
+<Boarding, connectedTo, Security Check>
+<Bridge Inspection, checks, Load Balancing>
+<Cargo Loading, connectedTo, Bridge Inspection>
+<Cargo Loading, connectedTo, Vehicle Tracking>
+<Delay Alert, diversifies, Bridge Inspection>
+<Fleet Management, manages, Cargo Loading>
+<Incident Report, optimizes, Boarding>
+<Load Balancing, connectedTo, Traffic Monitoring>
+<Security Check, connectedTo, Delay Alert>
+<Traffic Monitoring, connectedTo, Air Traffic Control>
+<Vehicle Tracking, maintains, Incident Report>
diff --git a/test/graphviz/graph_easy/graphviz_171.txt b/test/graphviz/graph_easy/graphviz_171.txt
new file mode 100644
index 0000000000000000000000000000000000000000..adf8711ec5438f8e06a7741f33cd50aa217af225
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_171.txt
@@ -0,0 +1,13 @@
+<Art Direction, connectedTo, Quality Assurance Testing>
+<Esports Event Organization, connectedTo, User Experience Design>
+<Game Balancing, programs, Player Feedback Integration>
+<Level Design, competes, Narrative Design>
+<Localization, plays, Esports Event Organization>
+<Narrative Design, connectedTo, Network Code Optimization>
+<Narrative Design, reviews, Localization>
+<Network Code Optimization, connectedTo, Player Progression Systems>
+<Player Feedback Integration, organizes, Player Progression Systems>
+<Player Feedback Integration, streams, Art Direction>
+<Player Progression Systems, connectedTo, Game Balancing>
+<Quality Assurance Testing, connectedTo, Localization>
+<User Experience Design, connectedTo, In_Game Economy Design>
diff --git a/test/graphviz/graph_easy/graphviz_173.dot b/test/graphviz/graph_easy/graphviz_173.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a9ab8dcacfe66f1abd63d1dbe2d8d64127872341
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_173.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label=Songwriting color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Tour Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N2 [label="Beat Making" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N3 [label=Mixing color="#A1887F" fillcolor="#EFEBE9" shape=oval style=filled]
+	N4 [label="Music Therapy" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N5 [label="Music Production" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N6 [label="Sound Design for Media" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N7 [label="Music for Film or TV or Games" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=integrates color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=records color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=markets color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N3 [label=captures color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_173.txt b/test/graphviz/graph_easy/graphviz_173.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cb6c60dfad71e967c2ee41d16a271de83573f264
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_173.txt
@@ -0,0 +1,8 @@
+<Beat Making, integrates, Mixing>
+<Mixing, connectedTo, Music Therapy>
+<Music Production, connectedTo, Sound Design for Media>
+<Music Therapy, records, Music Production>
+<Songwriting, connectedTo, Tour Management>
+<Sound Design for Media, markets, Music for Film or TV or Games>
+<Tour Management, captures, Mixing>
+<Tour Management, connectedTo, Beat Making>
diff --git a/test/graphviz/graph_easy/graphviz_174.dot b/test/graphviz/graph_easy/graphviz_174.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f5ae0f6de77864e0e6659d13b5b8d8a1e40b1c0a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_174.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Music Licensing" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Artist Management" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N2 [label="Vocal Performance" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N3 [label="Streaming Platform Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N4 [label="Live Sound Engineering" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N5 [label="Tour Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N6 [label="Digital Audio Workstation Operation" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N7 [label="Audio Engineering" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N8 [label=Composition color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=sings color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=educates color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=transcribes color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=captures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=sells color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N4 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N7 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_174.txt b/test/graphviz/graph_easy/graphviz_174.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e60815b84caa4b4345235cc0daf5e62b895a0aa9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_174.txt
@@ -0,0 +1,10 @@
+<Artist Management, connectedTo, Audio Engineering>
+<Artist Management, sings, Vocal Performance>
+<Audio Engineering, sells, Composition>
+<Digital Audio Workstation Operation, captures, Audio Engineering>
+<Digital Audio Workstation Operation, connectedTo, Live Sound Engineering>
+<Live Sound Engineering, transcribes, Tour Management>
+<Music Licensing, connectedTo, Artist Management>
+<Streaming Platform Management, educates, Live Sound Engineering>
+<Tour Management, connectedTo, Digital Audio Workstation Operation>
+<Vocal Performance, connectedTo, Streaming Platform Management>
diff --git a/test/graphviz/graph_easy/graphviz_175.dot b/test/graphviz/graph_easy/graphviz_175.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bd0c5197a2382e0638baf17f40cd92d55a8a376b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_175.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Post_production Audio" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Sound Recording" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N2 [label="Lighting Design" color="#C0CA33" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N3 [label="Distribution Strategy" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N4 [label="Visual Effects" color="#3F51B5" fillcolor="#C5CAE9" shape=Mdiamond style=filled]
+	N5 [label="Costume Design" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N6 [label="Archiving and Preservation" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N7 [label="Audience Research" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N0 -> N1 [label=animates color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=mixes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=edits color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=markets color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=secures color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N0 -> N4 [label=dresses color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_175.txt b/test/graphviz/graph_easy/graphviz_175.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3c6591c28bd5ec41ac5ccf5dcd1242e682d6ca32
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_175.txt
@@ -0,0 +1,8 @@
+<Archiving and Preservation, secures, Audience Research>
+<Costume Design, markets, Archiving and Preservation>
+<Distribution Strategy, connectedTo, Visual Effects>
+<Lighting Design, edits, Distribution Strategy>
+<Post_production Audio, animates, Sound Recording>
+<Post_production Audio, dresses, Visual Effects>
+<Sound Recording, mixes, Lighting Design>
+<Visual Effects, connectedTo, Costume Design>
diff --git a/test/graphviz/graph_easy/graphviz_176.dot b/test/graphviz/graph_easy/graphviz_176.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cae4cfefc3775b85b59ee6eb7c8e4a1cc5879327
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_176.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Remote Collaboration Tools" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Set Construction" color="#A1887F" fillcolor="#EFEBE9" shape=octagon style=filled]
+	N2 [label="Visual Effects" color="#E57373" fillcolor="#FFEBEE" shape=octagon style=filled]
+	N3 [label="Script Development" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N4 [label="Screenwriting Workshops" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N5 [label="Marketing and Publicity" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N6 [label="Art Direction" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N7 [label="Location Scouting" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N8 [label="Virtual Production Techniques" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N9 [label="Green Production Practices" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N10 [label="Pre_production Planning" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N0 -> N1 [label=writes color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=builds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=distributes color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=reviews color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N6 [label=renders color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N2 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_177.dot b/test/graphviz/graph_easy/graphviz_177.dot
new file mode 100644
index 0000000000000000000000000000000000000000..706058a68dd9077e313a10ae20e1bf813a5ea0d7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_177.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=BT
+	N0 [label="Costume Design" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Crew Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N2 [label="Marketing and Publicity" color="#D2D2D2" fillcolor="#F0F0F0" shape=diamond style=filled]
+	N3 [label="Film Festival Submission" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N4 [label="Digital Asset Management" color="#D2D2D2" fillcolor="#F0F0F0" shape=hexagon style=filled]
+	N5 [label="Audience Research" color="#D2D2D2" fillcolor="#F0F0F0" shape=Mdiamond style=filled]
+	N6 [label="Set Construction" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N7 [label="Production Scheduling" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N8 [label=Storyboarding color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N9 [label=Directing color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N10 [label="Pre_production Planning" color="#A1887F" fillcolor="#EFEBE9" shape=folder style=filled]
+	N11 [label="Legal Compliance" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [label=budgets color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=distributes color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=negotiates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=renders color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=shoots color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=screens color="#A1887F" 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]
+	N0 -> N4 [label=mixes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N9 [label=builds color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_177.txt b/test/graphviz/graph_easy/graphviz_177.txt
new file mode 100644
index 0000000000000000000000000000000000000000..eb136ee9f395b3fd42d52fec18e4281eda1918c7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_177.txt
@@ -0,0 +1,13 @@
+<Audience Research, connectedTo, Set Construction>
+<Costume Design, budgets, Crew Management>
+<Costume Design, mixes, Digital Asset Management>
+<Crew Management, connectedTo, Marketing and Publicity>
+<Digital Asset Management, builds, Directing>
+<Digital Asset Management, renders, Audience Research>
+<Directing, connectedTo, Pre_production Planning>
+<Film Festival Submission, negotiates, Digital Asset Management>
+<Marketing and Publicity, distributes, Film Festival Submission>
+<Pre_production Planning, connectedTo, Legal Compliance>
+<Production Scheduling, manages, Storyboarding>
+<Set Construction, shoots, Production Scheduling>
+<Storyboarding, screens, Directing>
diff --git a/test/graphviz/graph_easy/graphviz_178.dot b/test/graphviz/graph_easy/graphviz_178.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ac7d814770fb875f44d928b25241114e2fc1200e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_178.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Editing and Proofreading" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Live Streaming Content" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+	N2 [label=Videography color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N3 [label="Newsletter Creation" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N4 [label="Influencer Collaboration" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N5 [label="Interview Conduct" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N6 [label=Fact_Checking color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N7 [label=Copywriting color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N8 [label="User_Generated Content Curation" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N9 [label="Drafting Content" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N0 -> N1 [label=distributes color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=personalizes color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=reports color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=proofreads color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=translates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N5 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_178.txt b/test/graphviz/graph_easy/graphviz_178.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ec51d01edd48afbb13262adaff1165db71f9b0c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_178.txt
@@ -0,0 +1,10 @@
+<Copywriting, proofreads, User_Generated Content Curation>
+<Editing and Proofreading, distributes, Live Streaming Content>
+<Fact_Checking, connectedTo, Copywriting>
+<Fact_Checking, connectedTo, Interview Conduct>
+<Influencer Collaboration, reports, Interview Conduct>
+<Interview Conduct, connectedTo, Fact_Checking>
+<Live Streaming Content, connectedTo, Videography>
+<Newsletter Creation, personalizes, Influencer Collaboration>
+<User_Generated Content Curation, translates, Drafting Content>
+<Videography, connectedTo, Newsletter Creation>
diff --git a/test/graphviz/graph_easy/graphviz_18.dot b/test/graphviz/graph_easy/graphviz_18.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2c9dd96c5474a538d3fff5cc0f7cd7fe71357649
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_18.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Vehicle Tracking" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Parking Management" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N2 [label="Passenger Boarding Pass Issuance" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N3 [label="Electric Vehicle Charging" color="#AED581" fillcolor="#F0F4C3" shape=Mdiamond style=filled]
+	N4 [label="Accident Reconstruction" color="#FFC085" fillcolor="#FFDAB9" shape=hexagon style=filled]
+	N5 [label="Customs Clearance" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N6 [label="Navigation Update" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N7 [label="Security Check" color="#AED581" fillcolor="#F0F4C3" shape=plaintext style=filled]
+	N8 [label="Train Dispatch" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N9 [label="Load Balancing" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label=lands color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=alerts color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=calculates color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=regulates color="#AED581" 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=solid]
+	N8 -> N9 [label=books color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_18.txt b/test/graphviz/graph_easy/graphviz_18.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f255ae082349b82f2963ebcc18b9dcadfb19a190
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_18.txt
@@ -0,0 +1,10 @@
+<Accident Reconstruction, connectedTo, Customs Clearance>
+<Customs Clearance, regulates, Navigation Update>
+<Electric Vehicle Charging, calculates, Accident Reconstruction>
+<Navigation Update, connectedTo, Security Check>
+<Parking Management, connectedTo, Passenger Boarding Pass Issuance>
+<Passenger Boarding Pass Issuance, alerts, Electric Vehicle Charging>
+<Security Check, connectedTo, Customs Clearance>
+<Security Check, connectedTo, Train Dispatch>
+<Train Dispatch, books, Load Balancing>
+<Vehicle Tracking, lands, Parking Management>
diff --git a/test/graphviz/graph_easy/graphviz_180.dot b/test/graphviz/graph_easy/graphviz_180.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e0a5cbb24449161954518e0f47d2b0d0de6adea1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_180.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Monetization Strategy" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Audience Analysis" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Newsletter Creation" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N3 [label="Performance Tracking" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N4 [label="User_Generated Content Curation" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="Audio Recording" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N6 [label="Interview Conduct" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N7 [label="Editing and Proofreading" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Audience Engagement" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=podcasts color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=records color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=personalizes color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=streams color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N6 [label=measures color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_181.dot b/test/graphviz/graph_easy/graphviz_181.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a568a5a010076521323b3f3af52b7a3f6aa6f312
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_181.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Text Analytics" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Healthcare Data Analysis" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N2 [label="Data Mining" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N3 [label="ETL Process Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N4 [label="Report Generation" color="#81C784" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N5 [label="Data Visualization" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N6 [label="Statistical Modeling" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N7 [label="Data Collection" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N0 -> N1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=mines color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=queries color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=educates color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=tracks color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_181.txt b/test/graphviz/graph_easy/graphviz_181.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7bee7f8349801ee521cde95012d73127d2ac9a38
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_181.txt
@@ -0,0 +1,8 @@
+<Data Collection, connectedTo, Report Generation>
+<Data Mining, queries, ETL Process Management>
+<Data Visualization, connectedTo, Statistical Modeling>
+<ETL Process Management, educates, Report Generation>
+<Healthcare Data Analysis, mines, Data Mining>
+<Report Generation, tracks, Data Visualization>
+<Statistical Modeling, connectedTo, Data Collection>
+<Text Analytics, connectedTo, Healthcare Data Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_182.dot b/test/graphviz/graph_easy/graphviz_182.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d1c33bdaf44eb66ddd8343eabd2dd827375bd970
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_182.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Dashboard Creation" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Data Storytelling" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N2 [label="Data Mining" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N3 [label="Data Visualization" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N4 [label="ETL Process Management" color="#A2D0FF" fillcolor="#E8F0FF" shape=diamond style=filled]
+	N5 [label="Predictive Analytics" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N6 [label="Marketing Campaign Analysis" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N7 [label="Financial Data Analysis" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N8 [label="Machine Learning Integration" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N9 [label="Natural Language Processing for Data" color="#A2D0FF" fillcolor="#E8F0FF" shape=Mdiamond style=filled]
+	N10 [label="Statistical Modeling" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N11 [label="Exploratory Data Analysis" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=models color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=interprets color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=integrates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=collects color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N5 [label=develops color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N2 [label=analyzes color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_183.dot b/test/graphviz/graph_easy/graphviz_183.dot
new file mode 100644
index 0000000000000000000000000000000000000000..19b22e7b21dd92e669d497361b6b2ed18daa0780
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_183.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Cloud_based Data Platforms" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Machine Learning Integration" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="A or B Testing Analysis" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N3 [label="Predictive Analytics" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N4 [label="Data Visualization" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N5 [label="Marketing Campaign Analysis" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N6 [label="Operational Efficiency Metrics" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N7 [label="Time Series Forecasting" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=supports color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=architects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=cleans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N3 -> N5 [label=audits color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_183.txt b/test/graphviz/graph_easy/graphviz_183.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e41551ca448327d15586577d976f0fd1a8914f9d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_183.txt
@@ -0,0 +1,9 @@
+<A or B Testing Analysis, architects, Predictive Analytics>
+<Cloud_based Data Platforms, connectedTo, Machine Learning Integration>
+<Data Visualization, connectedTo, Marketing Campaign Analysis>
+<Machine Learning Integration, supports, A or B Testing Analysis>
+<Marketing Campaign Analysis, connectedTo, Operational Efficiency Metrics>
+<Operational Efficiency Metrics, optimizes, Time Series Forecasting>
+<Predictive Analytics, audits, Marketing Campaign Analysis>
+<Predictive Analytics, cleans, Data Visualization>
+<Time Series Forecasting, connectedTo, Predictive Analytics>
diff --git a/test/graphviz/graph_easy/graphviz_184.dot b/test/graphviz/graph_easy/graphviz_184.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ed182ab89c96dbdba0187a9fcba00cdcb7407fec
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_184.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Risk Assessment Reporting" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N1 [label="Actionable Insights Generation" color="#80DDEA" fillcolor="#D3F7F9" shape=diamond style=filled]
+	N2 [label="Performance Monitoring" color="#FFC085" fillcolor="#FFDAB9" shape=folder style=filled]
+	N3 [label="Market Trend Analysis" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N4 [label="Self_Service BI Tools" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N5 [label="Operational Efficiency Measurement" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N6 [label="Data Quality Management" color="#FFC085" fillcolor="#FFDAB9" shape=folder style=filled]
+	N7 [label="Business Process Improvement" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N8 [label="HR Analytics Dashboards" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=models color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=trains color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=plans color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=designs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N1 [label=deploys color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_184.txt b/test/graphviz/graph_easy/graphviz_184.txt
new file mode 100644
index 0000000000000000000000000000000000000000..92fa2d40eabb1db9f1314afdf145e0115eeead69
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_184.txt
@@ -0,0 +1,10 @@
+<Actionable Insights Generation, optimizes, Performance Monitoring>
+<Business Process Improvement, plans, HR Analytics Dashboards>
+<Data Quality Management, connectedTo, Business Process Improvement>
+<Data Quality Management, deploys, Actionable Insights Generation>
+<Market Trend Analysis, connectedTo, Self_Service BI Tools>
+<Operational Efficiency Measurement, trains, Data Quality Management>
+<Performance Monitoring, models, Market Trend Analysis>
+<Risk Assessment Reporting, connectedTo, Actionable Insights Generation>
+<Risk Assessment Reporting, designs, Data Quality Management>
+<Self_Service BI Tools, connectedTo, Operational Efficiency Measurement>
diff --git a/test/graphviz/graph_easy/graphviz_185.dot b/test/graphviz/graph_easy/graphviz_185.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ba1900aaebeac639f5844fdb2fb537e92822c14b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_185.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Prescriptive Analytics Implementation" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Data Warehousing" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N2 [label="Embedded Analytics" color="#BDBDBD" fillcolor="#F5F5F5" shape=parallelogram style=filled]
+	N3 [label="Regulatory Compliance Reporting" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N4 [label="Data Quality Management" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N5 [label="OLAP Cube Creation" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N6 [label="Cloud BI Solutions" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N7 [label="Query Optimization" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N8 [label="Data Security in BI" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N9 [label="Performance Monitoring" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N10 [label="Sales Forecasting" color="#388E3C" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N11 [label="User Training and Support" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=complies color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#BDBDBD" 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=dashed]
+	N6 -> N7 [label=loads color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=deploys color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=trains color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=reports color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_186.dot b/test/graphviz/graph_easy/graphviz_186.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5cc1dfd2619627af98524c565140869ba6b451ce
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_186.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="Sales Forecasting" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Supply Chain Optimization" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N2 [label="Performance Monitoring" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N3 [label="Data Quality Management" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N4 [label="User Training and Support" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N5 [label="Data Lineage Tracking" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N6 [label="Query Optimization" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N7 [label="Operational Efficiency Measurement" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=visualizes color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=transforms color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=controls color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=evaluates color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N4 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_186.txt b/test/graphviz/graph_easy/graphviz_186.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7be4c72ff517fb377a415dde68c73ddd2cb44186
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_186.txt
@@ -0,0 +1,9 @@
+<Data Lineage Tracking, evaluates, Query Optimization>
+<Data Quality Management, controls, User Training and Support>
+<Performance Monitoring, connectedTo, Data Quality Management>
+<Query Optimization, connectedTo, Operational Efficiency Measurement>
+<Query Optimization, connectedTo, Supply Chain Optimization>
+<Sales Forecasting, connectedTo, User Training and Support>
+<Sales Forecasting, visualizes, Supply Chain Optimization>
+<Supply Chain Optimization, transforms, Performance Monitoring>
+<User Training and Support, connectedTo, Data Lineage Tracking>
diff --git a/test/graphviz/graph_easy/graphviz_187.dot b/test/graphviz/graph_easy/graphviz_187.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e486db0d438315db5b551709b1a4bee6635ecf99
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_187.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Promotional Campaigns" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Email Marketing" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N2 [label="Lead Generation" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N3 [label="Distribution Channel Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N4 [label="Affiliate Marketing" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N5 [label="Website Design and Optimization" color="#FFF9AE" fillcolor="#FFFCE6" shape=diamond style=filled]
+	N6 [label="Brand Strategy Development" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N7 [label="Experiential Marketing" color="#00BCD4" fillcolor="#E0F7FA" shape=parallelogram style=filled]
+	N8 [label="Mobile Marketing" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [label="automates tasks" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="podcast marketing" color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=brands color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="builds loyalty" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="sends emails" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N7 [label="uses CRMs" color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_188.dot b/test/graphviz/graph_easy/graphviz_188.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4c4da2a1411491e0ea4a62809a343d49dc47d4fa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_188.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Lead Generation" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N1 [label="Marketing Budget Allocation" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N2 [label="Customer Journey Mapping" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N3 [label="Customer Segmentation" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N4 [label="Conversion Rate Optimization" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N5 [label="Email Marketing" color="#F44336" fillcolor="#FFCDD2" shape=diamond style=filled]
+	N6 [label="Video Marketing" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N7 [label="Affiliate Marketing" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N8 [label="Event Marketing" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N0 -> N1 [label="manages social media" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=brands color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="runs SEM" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="creates content" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="retargets ads" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="launches campaigns" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_188.txt b/test/graphviz/graph_easy/graphviz_188.txt
new file mode 100644
index 0000000000000000000000000000000000000000..919a05fda78668274c9d5089df8cf745a1d71ced
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_188.txt
@@ -0,0 +1,10 @@
+<Affiliate Marketing, connectedTo, Email Marketing>
+<Affiliate Marketing, connectedTo, Event Marketing>
+<Conversion Rate Optimization, connectedTo, Email Marketing>
+<Conversion Rate Optimization, connectedTo, Marketing Budget Allocation>
+<Customer Journey Mapping, runs SEM, Customer Segmentation>
+<Customer Segmentation, creates content, Conversion Rate Optimization>
+<Email Marketing, retargets ads, Video Marketing>
+<Lead Generation, manages social media, Marketing Budget Allocation>
+<Marketing Budget Allocation, brands, Customer Journey Mapping>
+<Video Marketing, launches campaigns, Affiliate Marketing>
diff --git a/test/graphviz/graph_easy/graphviz_190.dot b/test/graphviz/graph_easy/graphviz_190.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0bfad06cd18ee2b95f925543f1e6a0e9db46244a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_190.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Retargeting Campaigns" color="#4CAF50" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Competitor Ad Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N2 [label="Psychographic Targeting" color="#73C6BC" fillcolor="#D0EFEE" shape=parallelogram style=filled]
+	N3 [label="A or B Testing for Ads" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N4 [label="Display Advertising" color="#FF8A65" fillcolor="#FBE9E7" shape=hexagon style=filled]
+	N5 [label="Fraud Detection in Ads" color="#FF8A65" fillcolor="#FBE9E7" shape=parallelogram style=filled]
+	N6 [label="Video Advertising" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N7 [label="Digital Advertising" color="#4CAF50" fillcolor="#C8E6C9" shape=diamond style=filled]
+	N8 [label="Regulatory Compliance for Ads" color="#FF8A65" fillcolor="#FBE9E7" shape=diamond style=filled]
+	N9 [label="Demographic Targeting" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages budgets" color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="ensures compliance" color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="creates landing pages" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="generates responses" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="television ads" color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N5 [label="segments audiences" color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_191.dot b/test/graphviz/graph_easy/graphviz_191.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8997466373d0c9d056ac7eb1f2421f4833379f9c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_191.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Outdoor Advertising" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N1 [label="Social Media Ads" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N2 [label="Interactive Ad Formats" color="#A1D7CD" fillcolor="#EDF5F3" shape=diamond style=filled]
+	N3 [label="Demographic Targeting" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N4 [label="Conversion Tracking" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N5 [label="Competitor Ad Analysis" color="#00BCD4" fillcolor="#B2EBF2" shape=diamond style=filled]
+	N6 [label="Budget Management" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N7 [label="Privacy Concerns in Ads" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N8 [label="Native Advertising" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N9 [label="Regulatory Compliance for Ads" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N0 -> N1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="social media ads" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="interprets analytics" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="builds awareness" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="creates ads" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="manages budgets" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N5 [label="creates landing pages" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_191.txt b/test/graphviz/graph_easy/graphviz_191.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2e5fcf9cdcae7c6cf2bb275d6ea2af968db97cdd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_191.txt
@@ -0,0 +1,10 @@
+<Budget Management, creates ads, Privacy Concerns in Ads>
+<Competitor Ad Analysis, builds awareness, Budget Management>
+<Conversion Tracking, connectedTo, Competitor Ad Analysis>
+<Demographic Targeting, interprets analytics, Conversion Tracking>
+<Interactive Ad Formats, connectedTo, Demographic Targeting>
+<Native Advertising, manages budgets, Regulatory Compliance for Ads>
+<Outdoor Advertising, connectedTo, Social Media Ads>
+<Outdoor Advertising, creates landing pages, Competitor Ad Analysis>
+<Privacy Concerns in Ads, connectedTo, Native Advertising>
+<Social Media Ads, social media ads, Interactive Ad Formats>
diff --git a/test/graphviz/graph_easy/graphviz_192.txt b/test/graphviz/graph_easy/graphviz_192.txt
new file mode 100644
index 0000000000000000000000000000000000000000..613082a39358148772d457436033f9711104536b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_192.txt
@@ -0,0 +1,11 @@
+<Ad Analytics Reporting, connectedTo, Customer Acquisition Cost Analysis>
+<Ad Placement Optimization, targets psychographics, Visual Design for Ads>
+<Audience Targeting, interprets analytics, Fraud Detection in Ads>
+<Customer Acquisition Cost Analysis, social media ads, Display Advertising>
+<Direct Response Campaigns, detects fraud, Ad Placement Optimization>
+<Display Advertising, connectedTo, Direct Response Campaigns>
+<Display Advertising, connectedTo, Television Advertising>
+<Fraud Detection in Ads, digital advertising, Print Advertising>
+<Print Advertising, connectedTo, Return on Ad Spend Calculation>
+<Return on Ad Spend Calculation, builds awareness, Ad Analytics Reporting>
+<Television Advertising, A or B tests creatives, Direct Response Campaigns>
diff --git a/test/graphviz/graph_easy/graphviz_193.dot b/test/graphviz/graph_easy/graphviz_193.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4c234ba5a125bdb079d0249c6eeb54a732b3524f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_193.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Wallet Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Transaction Verification" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N2 [label="Decentralized Applications Development" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N3 [label="Scalability Solutions" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N4 [label="Energy Trading on Blockchain" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N5 [label="Interoperability Solutions" color="#9575CD" fillcolor="#EDE7F6" shape=oval style=filled]
+	N6 [label="Cross_Border Payments" color="#EAEFA5" fillcolor="#FDFCEB" shape=plaintext style=filled]
+	N7 [label="Blockchain Node Operation" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N8 [label="Gaming on Blockchain" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N9 [label="Consortium Blockchain Setup" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N10 [label="Enterprise Blockchain Solutions" color="#EAEFA5" fillcolor="#FDFCEB" shape=parallelogram style=filled]
+	N11 [label="Private Blockchain Implementation" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="distributes ledgers" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="ensures compliance" color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="traces provenance" color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="identifies users" color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="develops DApps" color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="uses ZKPs" color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N9 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_193.txt b/test/graphviz/graph_easy/graphviz_193.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f454190aa7eaa91b32e54592f8cca21c296814d1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_193.txt
@@ -0,0 +1,12 @@
+<Blockchain Node Operation, connectedTo, Gaming on Blockchain>
+<Consortium Blockchain Setup, develops DApps, Enterprise Blockchain Solutions>
+<Cross_Border Payments, connectedTo, Blockchain Node Operation>
+<Decentralized Applications Development, distributes ledgers, Scalability Solutions>
+<Energy Trading on Blockchain, traces provenance, Interoperability Solutions>
+<Enterprise Blockchain Solutions, uses ZKPs, Private Blockchain Implementation>
+<Gaming on Blockchain, identifies users, Consortium Blockchain Setup>
+<Interoperability Solutions, connectedTo, Cross_Border Payments>
+<Scalability Solutions, ensures compliance, Energy Trading on Blockchain>
+<Transaction Verification, connectedTo, Decentralized Applications Development>
+<Wallet Management, connectedTo, Consortium Blockchain Setup>
+<Wallet Management, connectedTo, Transaction Verification>
diff --git a/test/graphviz/graph_easy/graphviz_194.txt b/test/graphviz/graph_easy/graphviz_194.txt
new file mode 100644
index 0000000000000000000000000000000000000000..153e0c382f5c9078f72dc2358b89737e43e027db
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_194.txt
@@ -0,0 +1,9 @@
+<Cross_Border Payments, conducts ICOs, Identity Verification on Blockchain>
+<Cross_Border Payments, connectedTo, Energy Trading on Blockchain>
+<Cross_Chain Bridges, connectedTo, Public Blockchain Deployment>
+<Energy Trading on Blockchain, connectedTo, Consortium Blockchain Setup>
+<Healthcare Data Management, connectedTo, Cross_Border Payments>
+<Identity Verification on Blockchain, connectedTo, Energy Trading on Blockchain>
+<Public Blockchain Deployment, builds NFTs, Voting Systems on Blockchain>
+<Tokenomics Design, builds enterprise solutions, Healthcare Data Management>
+<Voting Systems on Blockchain, facilitates finance, Tokenomics Design>
diff --git a/test/graphviz/graph_easy/graphviz_195.dot b/test/graphviz/graph_easy/graphviz_195.dot
new file mode 100644
index 0000000000000000000000000000000000000000..64c77ba0bff778dce2a8f02ab757be509cdb945b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_195.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Scalability Solutions" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Tokenomics Design" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N2 [label="Initial Coin Offerings" color="#92C79A" fillcolor="#E8F0EA" shape=octagon style=filled]
+	N3 [label="Wallet Management" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N4 [label="Sharding Implementation" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="Cross_Chain Bridges" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N6 [label="Identity Verification on Blockchain" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Security Token Offerings" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N8 [label="Regulatory Compliance for Blockchain" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [label="sets up environments" color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="identifies users" color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="generates hashes" color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="uses ZKPs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_195.txt b/test/graphviz/graph_easy/graphviz_195.txt
new file mode 100644
index 0000000000000000000000000000000000000000..38b2a023844d641a1dc2a547fe7ca4a4fcd30927
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_195.txt
@@ -0,0 +1,9 @@
+<Cross_Chain Bridges, connectedTo, Identity Verification on Blockchain>
+<Identity Verification on Blockchain, generates hashes, Security Token Offerings>
+<Initial Coin Offerings, identifies users, Wallet Management>
+<Scalability Solutions, connectedTo, Wallet Management>
+<Scalability Solutions, sets up environments, Tokenomics Design>
+<Security Token Offerings, uses ZKPs, Regulatory Compliance for Blockchain>
+<Sharding Implementation, connectedTo, Cross_Chain Bridges>
+<Tokenomics Design, connectedTo, Initial Coin Offerings>
+<Wallet Management, connectedTo, Sharding Implementation>
diff --git a/test/graphviz/graph_easy/graphviz_196.txt b/test/graphviz/graph_easy/graphviz_196.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ac2ed49159209b42ec40175b297ef84078a707e0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_196.txt
@@ -0,0 +1,13 @@
+<Blockchain Explorers, explores new chains, Wallet Development>
+<Coin Creation, operates protocols, Blockchain Explorers>
+<Community Building, distributes airdrops, Token Generation Event>
+<Cross_chain Swaps, connectedTo, Decentralized Exchange Operation>
+<Cryptocurrency Education, connectedTo, Liquidity Provision>
+<Decentralized Exchange Operation, connectedTo, Coin Creation>
+<Initial Exchange Offering, connectedTo, Cross_chain Swaps>
+<Key Management, connectedTo, Airdrop Campaigns>
+<Key Management, optimizes investments, Wallet Development>
+<Liquidity Provision, connectedTo, Token Generation Event>
+<Liquidity Provision, designs tokens, Initial Exchange Offering>
+<Token Generation Event, conducts IEOs, Cryptocurrency Education>
+<Wallet Development, custodies assets, Key Management>
diff --git a/test/graphviz/graph_easy/graphviz_197.dot b/test/graphviz/graph_easy/graphviz_197.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8b9635a78898b0e4a0bb717ac264da3bc681c3ea
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_197.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Community Building" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Security Audits" color="#81C784" fillcolor="#F1F8E9" shape=folder style=filled]
+	N2 [label="Airdrop Campaigns" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N3 [label="Market Analysis" color="#CDDC39" fillcolor="#E6EE9C" shape=plaintext style=filled]
+	N4 [label="Yield Farming" color="#C2B2F0" fillcolor="#EFE6FF" shape=plaintext style=filled]
+	N5 [label="Decentralized Autonomous Organizations" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N6 [label="Blockchain Integration" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N7 [label="Portfolio Management" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N8 [label=Staking color="#C2B2F0" fillcolor="#EFE6FF" shape=parallelogram style=filled]
+	N9 [label="Stablecoin Design" color="#CDDC39" fillcolor="#E6EE9C" shape=octagon style=filled]
+	N10 [label="Smart Contract Auditing" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N11 [label="Custodial Services" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="secures private keys" color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="audits security" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="builds communities" color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="stores keys" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="performs KYCs" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="lends funds" color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="integrates wallets" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N11 -> N8 [label="builds Web3 applications" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N11 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_197.txt b/test/graphviz/graph_easy/graphviz_197.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3b9a813920042690fcf6c3af47fa5a7712dbd58e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_197.txt
@@ -0,0 +1,13 @@
+<Airdrop Campaigns, connectedTo, Market Analysis>
+<Blockchain Integration, stores keys, Portfolio Management>
+<Community Building, connectedTo, Security Audits>
+<Custodial Services, builds Web3 applications, Staking>
+<Custodial Services, connectedTo, Decentralized Autonomous Organizations>
+<Decentralized Autonomous Organizations, builds communities, Blockchain Integration>
+<Market Analysis, audits security, Yield Farming>
+<Portfolio Management, connectedTo, Staking>
+<Security Audits, secures private keys, Airdrop Campaigns>
+<Smart Contract Auditing, integrates wallets, Custodial Services>
+<Stablecoin Design, lends funds, Smart Contract Auditing>
+<Staking, performs KYCs, Stablecoin Design>
+<Yield Farming, connectedTo, Decentralized Autonomous Organizations>
diff --git a/test/graphviz/graph_easy/graphviz_198.dot b/test/graphviz/graph_easy/graphviz_198.dot
new file mode 100644
index 0000000000000000000000000000000000000000..16b580df86d006e2fdaa0f50c598e15295d68301
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_198.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Fiat On or Off Ramps" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="NFT Marketplace Development" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N2 [label="Venture Capital Funding" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N3 [label="Coin Creation" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+	N4 [label="Blockchain Explorers" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Airdrop Campaigns" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N6 [label="Security Audits" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N7 [label="Cryptocurrency Trading Bots" color="#E91E63" fillcolor="#FCE4EC" shape=oval style=filled]
+	N8 [label="Token Generation Event" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N9 [label="Community Building" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N10 [label="Transaction Processing" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label="ensures compliance" color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="analyzes markets" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="designs tokens" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="distributes airdrops" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="generates yield" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	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 [label="integrates fiat" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N1 [label="manages portfolios" color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N5 [label="secures private keys" color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_199.dot b/test/graphviz/graph_easy/graphviz_199.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b5c721feb3b5e42b759bd35ab79996eab31f37da
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_199.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Payment Processing" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Shareholder Management" color="#CDDC39" fillcolor="#E6EE9C" shape=oval style=filled]
+	N2 [label="Video Production for Campaigns" color="#DCE775" fillcolor="#FCFCE7" shape=octagon style=filled]
+	N3 [label="Project Vetting" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N4 [label="Post_Campaign Reporting" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N5 [label="Legal Compliance" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N6 [label="Fulfillment Planning" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N7 [label="Backer Communication" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N8 [label="Product Development Lifecycle" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N9 [label="Reward_Based Crowdfunding" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N10 [label="Pitch Deck Preparation" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N0 -> N1 [label="adheres to regulations" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="measures success" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="verifies identities" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="attracts investors" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="provides support" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N1 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_20.dot b/test/graphviz/graph_easy/graphviz_20.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f6010aafcacc8bab4909f69cd3419d494821e0b0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_20.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Nuclear Reactor Control" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Regulatory Compliance" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N2 [label="Distributed Generation Management" color="#795548" fillcolor="#D7CCC8" shape=octagon style=filled]
+	N3 [label="Energy Trading" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N4 [label="Demand Forecast" color="#795548" fillcolor="#D7CCC8" shape=parallelogram style=filled]
+	N5 [label="Oil and Gas Exploration" color="#E0E0E0" fillcolor="#EBEBEB" shape=Mdiamond style=filled]
+	N6 [label="Geothermal Power" color="#795548" fillcolor="#D7CCC8" shape=hexagon style=filled]
+	N7 [label="Generator Check" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N8 [label="Cybersecurity for Grid" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N9 [label="Renewable Integration" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=markets color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=manages color="#795548" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=purchases color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=forecasts color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N1 [label=licenses color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_20.txt b/test/graphviz/graph_easy/graphviz_20.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ccbe549b1edcab80ca3ca15e44e6d377de95987
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_20.txt
@@ -0,0 +1,11 @@
+<Cybersecurity for Grid, connectedTo, Geothermal Power>
+<Cybersecurity for Grid, forecasts, Renewable Integration>
+<Demand Forecast, manages, Oil and Gas Exploration>
+<Distributed Generation Management, connectedTo, Energy Trading>
+<Energy Trading, markets, Demand Forecast>
+<Generator Check, connectedTo, Cybersecurity for Grid>
+<Generator Check, licenses, Regulatory Compliance>
+<Geothermal Power, purchases, Generator Check>
+<Nuclear Reactor Control, connectedTo, Regulatory Compliance>
+<Oil and Gas Exploration, connectedTo, Geothermal Power>
+<Regulatory Compliance, connectedTo, Distributed Generation Management>
diff --git a/test/graphviz/graph_easy/graphviz_200.txt b/test/graphviz/graph_easy/graphviz_200.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e172587771943f0805e592602f276ea27f65feb7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_200.txt
@@ -0,0 +1,13 @@
+<Backer Communication, connectedTo, Debt Crowdfunding>
+<Customer Support for Backers, connectedTo, Intellectual Property Protection>
+<Debt Crowdfunding, connectedTo, Financial Projection Analysis>
+<Escrow Management, ensures compliance, Shareholder Management>
+<Financial Projection Analysis, plans promotions, Platform Selection>
+<Intellectual Property Protection, connectedTo, Post_Campaign Reporting>
+<Intellectual Property Protection, manages debt, Backer Communication>
+<Investor Verification, provides support, Reward_Based Crowdfunding>
+<Payment Processing, analyzes data, Investor Verification>
+<Platform Selection, updates progress, Payment Processing>
+<Post_Campaign Reporting, connectedTo, Customer Support for Backers>
+<Reward_Based Crowdfunding, handles logistics, Escrow Management>
+<Shareholder Management, manages shareholders, Post_Campaign Reporting>
diff --git a/test/graphviz/graph_easy/graphviz_201.dot b/test/graphviz/graph_easy/graphviz_201.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2155b173af0aede25f80e7a423ef6abf3a99dc60
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_201.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Investor Verification" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Platform Selection" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N2 [label="Debt Crowdfunding" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N3 [label="Financial Projection Analysis" color="#CDDC39" fillcolor="#E6EE9C" shape=plaintext style=filled]
+	N4 [label="Manufacturing Planning" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N5 [label="Legal Compliance" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N6 [label="Investor Relations" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N7 [label="Goal Setting" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label="manages fees" color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="manages shareholders" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="attracts investors" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="facilitates international campaigns" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [label="designs rewards" color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_202.dot b/test/graphviz/graph_easy/graphviz_202.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3a012e31dfa41f3aa0b4b0aa918f8b09a408b4fe
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_202.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Transportation IoT" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Asset Tracking" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N2 [label="Interoperability Standards" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N3 [label="API Development for IoT" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N4 [label="AI at the Edge" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N5 [label="Smart Manufacturing" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N6 [label="Device Management" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="IoT Device Certification" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N8 [label="Connected Vehicles" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N9 [label="Energy Management Systems" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [label="uses protocols" color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="enhances agriculture" color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="implements edge computing" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="monitors environment" color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="improves retail" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N5 -> N2 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_202.txt b/test/graphviz/graph_easy/graphviz_202.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f7ab2760f894bbbeeb5b7e94d8c025efc7b77504
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_202.txt
@@ -0,0 +1,10 @@
+<AI at the Edge, connectedTo, Smart Manufacturing>
+<API Development for IoT, connectedTo, AI at the Edge>
+<Asset Tracking, connectedTo, Interoperability Standards>
+<Connected Vehicles, improves retail, Energy Management Systems>
+<Device Management, implements edge computing, IoT Device Certification>
+<Interoperability Standards, enhances agriculture, API Development for IoT>
+<IoT Device Certification, monitors environment, Connected Vehicles>
+<Smart Manufacturing, connectedTo, Device Management>
+<Smart Manufacturing, connectedTo, Interoperability Standards>
+<Transportation IoT, uses protocols, Asset Tracking>
diff --git a/test/graphviz/graph_easy/graphviz_203.dot b/test/graphviz/graph_easy/graphviz_203.dot
new file mode 100644
index 0000000000000000000000000000000000000000..944901bfd06364e37501d07b2d9d36f506fe4778
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_203.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="IoT Device Certification" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Connected Vehicles" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N2 [label="Energy Management Systems" color="#9575CD" fillcolor="#EDE7F6" shape=plaintext style=filled]
+	N3 [label="Cloud Platform Integration" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N4 [label="Healthcare IoT Devices" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N5 [label="AI at the Edge" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N6 [label="Device Prototyping" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N7 [label="Device Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N8 [label="Connectivity Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N9 [label="Smart Home Devices" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="processes streams" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="manages deployments" color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="manages energy grids" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="configures APIs" color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N0 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [label="optimizes operations" color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_203.txt b/test/graphviz/graph_easy/graphviz_203.txt
new file mode 100644
index 0000000000000000000000000000000000000000..660ed3dbfba36d345e527710e0ea1d2c71fd6c45
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_203.txt
@@ -0,0 +1,11 @@
+<AI at the Edge, connectedTo, IoT Device Certification>
+<AI at the Edge, manages deployments, Device Prototyping>
+<Cloud Platform Integration, connectedTo, Healthcare IoT Devices>
+<Connected Vehicles, processes streams, Energy Management Systems>
+<Connectivity Management, configures APIs, Smart Home Devices>
+<Device Management, manages energy grids, Connectivity Management>
+<Device Management, optimizes operations, Cloud Platform Integration>
+<Device Prototyping, connectedTo, Device Management>
+<Energy Management Systems, connectedTo, Cloud Platform Integration>
+<Healthcare IoT Devices, connectedTo, AI at the Edge>
+<IoT Device Certification, connectedTo, Connected Vehicles>
diff --git a/test/graphviz/graph_easy/graphviz_204.dot b/test/graphviz/graph_easy/graphviz_204.dot
new file mode 100644
index 0000000000000000000000000000000000000000..70bcb50867c90fdb55227aa4c4a78c9b297e103f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_204.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=BT
+	N0 [label="Interoperability Standards" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Power Management for Devices" color="#9FA9E1" fillcolor="#D6D9F0" shape=parallelogram style=filled]
+	N2 [label="Compliance with IoT Regulations" color="#9FA9E1" fillcolor="#D6D9F0" shape=hexagon style=filled]
+	N3 [label="Data Collection" color="#9FA9E1" fillcolor="#D6D9F0" shape=plaintext style=filled]
+	N4 [label="Firmware Updates" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N5 [label="Transportation IoT" color="#9FA9E1" fillcolor="#D6D9F0" shape=Mdiamond style=filled]
+	N6 [label="Wearable Technology" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N7 [label="User Interface for IoT Apps" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N8 [label="Healthcare IoT Devices" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N9 [label="API Development for IoT" color="#D3EB9F" fillcolor="#F8FDD3" shape=folder style=filled]
+	N10 [label="Over_the_Air Updates" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N11 [label="Device Prototyping" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [label="monitors environment" color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="ensures privacy" color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="deploys gateways" color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="processes streams" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="improves retail" color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="manages networks" color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N0 -> N8 [label="configures APIs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N5 [label="secures devices" color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_204.txt b/test/graphviz/graph_easy/graphviz_204.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d0385a6ac9bb7a279340251b630ac7d3fb8c5596
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_204.txt
@@ -0,0 +1,13 @@
+<API Development for IoT, improves retail, Over_the_Air Updates>
+<Compliance with IoT Regulations, connectedTo, Data Collection>
+<Data Collection, ensures privacy, Firmware Updates>
+<Firmware Updates, connectedTo, Transportation IoT>
+<Healthcare IoT Devices, processes streams, API Development for IoT>
+<Healthcare IoT Devices, secures devices, Transportation IoT>
+<Interoperability Standards, configures APIs, Healthcare IoT Devices>
+<Interoperability Standards, monitors environment, Power Management for Devices>
+<Over_the_Air Updates, manages networks, Device Prototyping>
+<Power Management for Devices, connectedTo, Compliance with IoT Regulations>
+<Transportation IoT, deploys gateways, Wearable Technology>
+<User Interface for IoT Apps, connectedTo, Healthcare IoT Devices>
+<Wearable Technology, connectedTo, User Interface for IoT Apps>
diff --git a/test/graphviz/graph_easy/graphviz_205.dot b/test/graphviz/graph_easy/graphviz_205.dot
new file mode 100644
index 0000000000000000000000000000000000000000..36a7bd19b150af0f79bafdce0faa051da13f9d34
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_205.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Security for Edge Devices" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Edge API Management" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N2 [label="Fault Tolerance at Edge" color="#7986CB" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N3 [label="Compliance and Governance at Edge" color="#7986CB" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N4 [label="Remote Device Management" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N5 [label="Retail Edge Computing" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N6 [label="Data Synchronization between Edge and Cloud" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Latency Reduction" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N8 [label="Edge Device Deployment" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="secures data" color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="enhances retail experiences" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="processes events" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="manages distributed systems" color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N6 [label="distributes workloads" color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_205.txt b/test/graphviz/graph_easy/graphviz_205.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c380bc2d03395c5465555c5004c99514c6881bb5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_205.txt
@@ -0,0 +1,9 @@
+<Compliance and Governance at Edge, distributes workloads, Data Synchronization between Edge and Cloud>
+<Compliance and Governance at Edge, enhances retail experiences, Remote Device Management>
+<Data Synchronization between Edge and Cloud, connectedTo, Latency Reduction>
+<Edge API Management, connectedTo, Fault Tolerance at Edge>
+<Fault Tolerance at Edge, secures data, Compliance and Governance at Edge>
+<Latency Reduction, connectedTo, Edge Device Deployment>
+<Remote Device Management, processes events, Retail Edge Computing>
+<Retail Edge Computing, manages distributed systems, Data Synchronization between Edge and Cloud>
+<Security for Edge Devices, connectedTo, Edge API Management>
diff --git a/test/graphviz/graph_easy/graphviz_206.txt b/test/graphviz/graph_easy/graphviz_206.txt
new file mode 100644
index 0000000000000000000000000000000000000000..224f0a229e7cb93384512fc284c629f566d94bea
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_206.txt
@@ -0,0 +1,12 @@
+<Edge AI Model Deployment, connectedTo, Edge Computing Hardware Selection>
+<Edge Computing Hardware Selection, provides fault tolerance, Local AI or ML Inference>
+<Edge_to_Cloud Data Transfer Optimization, deploys nodes, Power Consumption Optimization>
+<Fault Tolerance at Edge, connectedTo, Edge AI Model Deployment>
+<Healthcare Edge Computing, connectedTo, Fault Tolerance at Edge>
+<Local AI or ML Inference, orchestrates containers, Edge_to_Cloud Data Transfer Optimization>
+<Microservices on Edge Devices, connectedTo, Real_time Analytics at Edge>
+<Offline Functionality, synchronizes data, Virtualization at Edge>
+<Real_time Analytics at Edge, filters data, Offline Functionality>
+<Telecom Edge Computing, connectedTo, Microservices on Edge Devices>
+<Telecom Edge Computing, stores data temporarily, Real_time Analytics at Edge>
+<Virtualization at Edge, selects hardware, Healthcare Edge Computing>
diff --git a/test/graphviz/graph_easy/graphviz_207.dot b/test/graphviz/graph_easy/graphviz_207.dot
new file mode 100644
index 0000000000000000000000000000000000000000..98d1c13223a07b1de0eb874e16fa50b3b66a1928
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_207.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Distributed Data Storage" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Edge API Management" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N2 [label="Edge Device Provisioning" color="#2196F3" fillcolor="#BBDEFB" shape=Mdiamond style=filled]
+	N3 [label="Telecom Edge Computing" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N4 [label="Security for Edge Devices" color="#82DAFF" fillcolor="#C8EDFF" shape=diamond style=filled]
+	N5 [label="Microservices on Edge Devices" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N6 [label="Virtualization at Edge" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N7 [label="Fault Tolerance at Edge" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N8 [label="Retail Edge Computing" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N9 [label="Edge Network Topology Design" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N10 [label="Healthcare Edge Computing" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="selects hardware" color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="analyzes data at edge" color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="filters data" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="aggregates data" color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="manages fleet" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N7 [label="synchronizes data" color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_207.txt b/test/graphviz/graph_easy/graphviz_207.txt
new file mode 100644
index 0000000000000000000000000000000000000000..18f1c883a7fb9d762df2edd349b02b28a5047454
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_207.txt
@@ -0,0 +1,11 @@
+<Distributed Data Storage, connectedTo, Edge API Management>
+<Edge API Management, connectedTo, Edge Device Provisioning>
+<Edge Device Provisioning, selects hardware, Telecom Edge Computing>
+<Edge Device Provisioning, synchronizes data, Fault Tolerance at Edge>
+<Edge Network Topology Design, manages fleet, Healthcare Edge Computing>
+<Fault Tolerance at Edge, connectedTo, Retail Edge Computing>
+<Microservices on Edge Devices, filters data, Virtualization at Edge>
+<Retail Edge Computing, aggregates data, Edge Network Topology Design>
+<Security for Edge Devices, connectedTo, Microservices on Edge Devices>
+<Telecom Edge Computing, analyzes data at edge, Security for Edge Devices>
+<Virtualization at Edge, connectedTo, Fault Tolerance at Edge>
diff --git a/test/graphviz/graph_easy/graphviz_208.txt b/test/graphviz/graph_easy/graphviz_208.txt
new file mode 100644
index 0000000000000000000000000000000000000000..86df39b087b1a0475ab68a75059aa14553ca9a08
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_208.txt
@@ -0,0 +1,8 @@
+<Cloud Architecture Design, connectedTo, Edge_to_Cloud Integration>
+<Cloud Automation, connectedTo, Software as a Service>
+<Cloud Backup Solutions, connectedTo, Network Configuration in Cloud>
+<Cloud Security, migrates workloads, Cloud Architecture Design>
+<Edge_to_Cloud Integration, automates tasks, Cloud Automation>
+<Multi_Cloud Management, manages IAMs, Cloud Backup Solutions>
+<Network Configuration in Cloud, manages VMs, Cloud Security>
+<Software as a Service, implements DR, Edge_to_Cloud Integration>
diff --git a/test/graphviz/graph_easy/graphviz_209.dot b/test/graphviz/graph_easy/graphviz_209.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6485d20a07167ee838922d97eec1c87532123fba
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_209.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Public Cloud Management" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="CI or CD Pipelines in Cloud" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N2 [label="Machine Learning as a Service" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N3 [label="Network Configuration in Cloud" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+	N4 [label="Big Data Services in Cloud" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N5 [label="Edge_to_Cloud Integration" color="#80DDEA" fillcolor="#D3F7F9" shape=hexagon style=filled]
+	N6 [label="Cost Optimization in Cloud" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+	N7 [label="Compliance in Cloud" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N8 [label="Multi_Cloud Management" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N9 [label="Resource Tagging for Cost Allocation" color="#CD8FF2" fillcolor="#ECCFF5" shape=Mdiamond style=filled]
+	N10 [label="Database as a Service" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N0 -> N1 [label="architects solutions" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="offers MLaaS" color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="automates CI or CD" color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="tags resources" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N6 [label="configures networks" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_21.txt b/test/graphviz/graph_easy/graphviz_21.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cd766e98f87890915eaf7dc1037644e7ae57b3ea
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_21.txt
@@ -0,0 +1,8 @@
+<Carbon Capture, connectedTo, Power Purchase>
+<Energy Storage, licenses, Smart Metering>
+<Geothermal Power, trades, Transmission Line Maintenance>
+<Grid Modernization, connectedTo, Geothermal Power>
+<Smart Metering, detects, Grid Modernization>
+<Smart Metering, monitors, Transformer Station>
+<Transformer Station, controls, Carbon Capture>
+<Transmission Line Maintenance, connectedTo, Transformer Station>
diff --git a/test/graphviz/graph_easy/graphviz_210.dot b/test/graphviz/graph_easy/graphviz_210.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ace6abddecbb2c61d69ed65b608f2f07b4e128f6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_210.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=LR
+	N0 [label="Compliance in Cloud" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N1 [label="Big Data Services in Cloud" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N2 [label="Hybrid Cloud Deployment" color="#F7BEE0" fillcolor="#FAEBF3" shape=Mdiamond style=filled]
+	N3 [label="Software as a Service" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N4 [label="Cloud Security" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N5 [label="Public Cloud Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=diamond style=filled]
+	N6 [label="API Management in Cloud" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+	N7 [label="Cloud Architecture Design" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N8 [label="Cloud Audit Trails" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N9 [label="Private Cloud Management" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N10 [label="Cloud Marketplace Integration" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N11 [label="Data Storage in Cloud" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N0 -> N1 [label="performs backups" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="automates CI or CD" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="provides IaaS" color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="develops cloud_native apps" color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="monitors performance" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="manages VMs" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N0 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N0 [label="tags resources" color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_211.dot b/test/graphviz/graph_easy/graphviz_211.dot
new file mode 100644
index 0000000000000000000000000000000000000000..84e2eb7a4b30e7fb7d8613b04f7667a01d9831ad
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_211.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Power and Cooling Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Software Licensing Management" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Directory Services" color="#FFB74D" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N3 [label="Antivirus and Endpoint Protection" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N4 [label="VPN Configuration" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N5 [label="Patch Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N6 [label="Virtual Desktop Infrastructure" color="#FFB74D" fillcolor="#FFF3E0" shape=octagon style=filled]
+	N7 [label="Hardware Maintenance" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N8 [label="Operating System Installation" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N9 [label="Firewall Management" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N0 -> N1 [label="deploys VDIs" color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="designs networks" color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="automates tasks" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="manages mail servers" color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_211.txt b/test/graphviz/graph_easy/graphviz_211.txt
new file mode 100644
index 0000000000000000000000000000000000000000..439ca68d09f61addfa67e7111d6a3a3cb6f9fc95
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_211.txt
@@ -0,0 +1,10 @@
+<Antivirus and Endpoint Protection, designs networks, VPN Configuration>
+<Directory Services, connectedTo, Antivirus and Endpoint Protection>
+<Hardware Maintenance, manages mail servers, Operating System Installation>
+<Operating System Installation, connectedTo, Firewall Management>
+<Patch Management, connectedTo, Virtual Desktop Infrastructure>
+<Power and Cooling Management, deploys VDIs, Software Licensing Management>
+<Software Licensing Management, connectedTo, Directory Services>
+<VPN Configuration, automates tasks, Patch Management>
+<Virtual Desktop Infrastructure, connectedTo, Hardware Maintenance>
+<Virtual Desktop Infrastructure, connectedTo, Patch Management>
diff --git a/test/graphviz/graph_easy/graphviz_212.dot b/test/graphviz/graph_easy/graphviz_212.dot
new file mode 100644
index 0000000000000000000000000000000000000000..172c01a8acdb78446fb2068e3277361542e104e4
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_212.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="Hardware Maintenance" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Monitoring and Alerting" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N2 [label="Rack and Cabinet Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=parallelogram style=filled]
+	N3 [label="VPN Configuration" color="#6FE1D5" fillcolor="#C9EFEC" shape=folder style=filled]
+	N4 [label="Load Balancer Setup" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N5 [label="User Account Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N6 [label="Capacity Planning" color="#D3EB9F" fillcolor="#F8FDD3" shape=parallelogram style=filled]
+	N7 [label="Troubleshooting and Support" color="#FFF8A6" fillcolor="#FFFDE0" shape=folder style=filled]
+	N8 [label="Directory Services" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N0 -> N1 [label="installs racks" color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages groups" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="performs backups" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="configures firewalls" color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="applies patches" color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N5 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [label="monitors performance" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_213.txt b/test/graphviz/graph_easy/graphviz_213.txt
new file mode 100644
index 0000000000000000000000000000000000000000..08cdfeccd4c34fabd8c6145fcf6d2026e5fe7b5e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_213.txt
@@ -0,0 +1,10 @@
+<Antivirus and Endpoint Protection, configures load balancers, Power and Cooling Management>
+<Cabling and Wiring, connectedTo, Web Server Configuration>
+<Directory Services, connectedTo, Antivirus and Endpoint Protection>
+<Environmental Monitoring, connectedTo, Web Server Configuration>
+<Environmental Monitoring, maintains hardware, Cabling and Wiring>
+<Operating System Installation, monitors performance, Remote Access Solutions>
+<Power and Cooling Management, connectedTo, Proxy Server Configuration>
+<Proxy Server Configuration, integrates clouds, Directory Services>
+<Proxy Server Configuration, secures systems, Environmental Monitoring>
+<Web Server Configuration, virtualizes resources, Operating System Installation>
diff --git a/test/graphviz/graph_easy/graphviz_214.dot b/test/graphviz/graph_easy/graphviz_214.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f7d71304a4240f7a6957f604f2f707cee9a5d878
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_214.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Version Control" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Automated Rollbacks" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N2 [label="Pipeline Automation" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N3 [label="Release Management" color="#9FA9E1" fillcolor="#D6D9F0" shape=octagon style=filled]
+	N4 [label="Cross_Functional Team Collaboration" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="Code Quality Checks" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N6 [label="Microservices Architecture" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N7 [label="Immutable Infrastructure" color="#9FA9E1" fillcolor="#D6D9F0" shape=hexagon style=filled]
+	N8 [label=GitOps color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="implements CI" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="ensures observability" color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="secures secrets" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="uses serverless" color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="manages feature flags" color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N6 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_214.txt b/test/graphviz/graph_easy/graphviz_214.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a8b87deff60d5c3a9b1c029375ffe1ae9a61a92e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_214.txt
@@ -0,0 +1,9 @@
+<Automated Rollbacks, implements CI, Pipeline Automation>
+<Code Quality Checks, secures secrets, Microservices Architecture>
+<Cross_Functional Team Collaboration, connectedTo, Code Quality Checks>
+<Immutable Infrastructure, manages feature flags, GitOps>
+<Microservices Architecture, uses serverless, Immutable Infrastructure>
+<Pipeline Automation, connectedTo, Microservices Architecture>
+<Pipeline Automation, ensures observability, Release Management>
+<Release Management, connectedTo, Cross_Functional Team Collaboration>
+<Version Control, connectedTo, Automated Rollbacks>
diff --git a/test/graphviz/graph_easy/graphviz_215.txt b/test/graphviz/graph_easy/graphviz_215.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bd829dccceb0c926329c2a423af6857651143fe8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_215.txt
@@ -0,0 +1,12 @@
+<Alerting and Incident Response, connectedTo, Automated Deployment>
+<Automated Deployment, connectedTo, Automated Testing>
+<Automated Testing, automates quality, Cloud Native Development>
+<Canary Releases, builds cloud_native apps, Configuration Management>
+<Cloud Native Development, integrates security, Canary Releases>
+<Configuration Management, connectedTo, Alerting and Incident Response>
+<Configuration Management, connectedTo, Automated Deployment>
+<Configuration Management, connectedTo, Dynamic Application Security Testing>
+<Cost Optimization in Cloud DevOps, fosters collaboration, Performance Metrics Analysis>
+<Feedback Loops, fosters cross_functional teams, Secrets Management>
+<Performance Metrics Analysis, performs rollbacks, Alerting and Incident Response>
+<Secrets Management, connectedTo, Cost Optimization in Cloud DevOps>
diff --git a/test/graphviz/graph_easy/graphviz_217.dot b/test/graphviz/graph_easy/graphviz_217.dot
new file mode 100644
index 0000000000000000000000000000000000000000..04093d0d07d62bc8c042c045b9933c15956cee02
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_217.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="API Development" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Game Development" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N2 [label="Continuous Integration" color="#80DDEA" fillcolor="#D3F7F9" shape=octagon style=filled]
+	N3 [label="Embedded Systems Development" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N4 [label="System Design" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label=Deployment color="#BA68C8" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N6 [label="Scalability Design" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N7 [label="Performance Optimization" color="#AB47BC" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N8 [label="Testing Frameworks" color="#80DDEA" fillcolor="#D3F7F9" shape=hexagon style=filled]
+	N9 [label="Web Application Development" color="#80DDEA" fillcolor="#D3F7F9" shape=octagon style=filled]
+	N10 [label=Documentation color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N11 [label="Unit Testing" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label="architects systems" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages databases" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="writes documentation" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="codes features" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="conducts code reviews" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="develops frontends" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="designs algorithms" color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N11 -> N2 [label="implements CD" color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N11 [label="deploys applications" color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_217.txt b/test/graphviz/graph_easy/graphviz_217.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a86a5fad3a128ad524730a7a0aaf7041773d7857
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_217.txt
@@ -0,0 +1,13 @@
+<API Development, architects systems, Game Development>
+<API Development, deploys applications, Unit Testing>
+<Continuous Integration, manages databases, Embedded Systems Development>
+<Deployment, connectedTo, Scalability Design>
+<Documentation, designs algorithms, Unit Testing>
+<Embedded Systems Development, writes documentation, System Design>
+<Game Development, connectedTo, Continuous Integration>
+<Performance Optimization, connectedTo, Testing Frameworks>
+<Scalability Design, codes features, Performance Optimization>
+<System Design, connectedTo, Deployment>
+<Testing Frameworks, conducts code reviews, Web Application Development>
+<Unit Testing, implements CD, Continuous Integration>
+<Web Application Development, develops frontends, Documentation>
diff --git a/test/graphviz/graph_easy/graphviz_218.txt b/test/graphviz/graph_easy/graphviz_218.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5bcf3579844c2c82667714552154964af06a7cfa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_218.txt
@@ -0,0 +1,10 @@
+<Code Review, connectedTo, Technical Debt Management>
+<Continuous Delivery, designs APIs, User Experience Design>
+<Database Design, develops web apps, Scalability Design>
+<Documentation, manages versions, Unit Testing>
+<Scalability Design, builds desktop apps, Continuous Delivery>
+<Technical Debt Management, connectedTo, Database Design>
+<Technical Debt Management, connectedTo, Testing Frameworks>
+<Testing Frameworks, connectedTo, Unit Testing>
+<Unit Testing, connectedTo, Code Review>
+<User Experience Design, connectedTo, Documentation>
diff --git a/test/graphviz/graph_easy/graphviz_219.txt b/test/graphviz/graph_easy/graphviz_219.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5ca13b27c1153cf4968d36b1618b3f399fc87d6e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_219.txt
@@ -0,0 +1,10 @@
+<API Development, fixes bugs, Unit Testing>
+<Agile Methodologies, connectedTo, Desktop Application Development>
+<Algorithm Design, connectedTo, API Development>
+<Containerization, designs UXs, Continuous Delivery>
+<Continuous Delivery, connectedTo, Algorithm Design>
+<Database Design, connectedTo, Integration Testing>
+<Desktop Application Development, connectedTo, Containerization>
+<Game Development, connectedTo, Database Design>
+<Integration Testing, manages versions, Agile Methodologies>
+<Unit Testing, codes features, Desktop Application Development>
diff --git a/test/graphviz/graph_easy/graphviz_22.txt b/test/graphviz/graph_easy/graphviz_22.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d9cab61e6b3a9f85b1c7a55e4e17b6a4774e58d2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_22.txt
@@ -0,0 +1,12 @@
+<Amicus Brief Submission, appeals, Jury Selection>
+<Amicus Brief Submission, connectedTo, Due Diligence>
+<Bail Hearing, connectedTo, Evidence Collection>
+<Corporate Formation, analyzes, Amicus Brief Submission>
+<Divorce Proceedings, connectedTo, Pro Bono Work>
+<Due Diligence, registers, Immigration Petition>
+<Evidence Collection, educates, Legal Research>
+<Jury Selection, drafts, Bail Hearing>
+<Legal Research, connectedTo, Divorce Proceedings>
+<Pro Bono Work, connectedTo, Corporate Formation>
+<Trademark Registration, connectedTo, Trial Session>
+<Trial Session, documents, Jury Selection>
diff --git a/test/graphviz/graph_easy/graphviz_220.dot b/test/graphviz/graph_easy/graphviz_220.dot
new file mode 100644
index 0000000000000000000000000000000000000000..189af90c68e0dc45732d97c0c703c5a555cb208d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_220.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="Quality Control" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="Material Selection" color="#A2D0FF" fillcolor="#E8F0FF" shape=diamond style=filled]
+	N2 [label="Enclosure Design" color="#A2D0FF" fillcolor="#E8F0FF" shape=diamond style=filled]
+	N3 [label="Test Fixture Design" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N4 [label="Electromagnetic Compatibility Testing" color="#A2D0FF" fillcolor="#E8F0FF" shape=parallelogram style=filled]
+	N5 [label="ASIC Design" color="#00BCD4" fillcolor="#E0F7FA" shape=octagon style=filled]
+	N6 [label="Actuator Control" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N7 [label="Optical Module Design" color="#A2D0FF" fillcolor="#E8F0FF" shape=plaintext style=filled]
+	N8 [label="High_Speed Digital Design" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="creates schematics" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="develops ASICs" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="programs microcontrollers" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="selects components" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="designs for high speed" color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [label="analyzes signals" color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N1 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_220.txt b/test/graphviz/graph_easy/graphviz_220.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f00bd18d2f14200b49dc76e18333d039b163a3f2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_220.txt
@@ -0,0 +1,10 @@
+<ASIC Design, connectedTo, Actuator Control>
+<Actuator Control, selects components, Optical Module Design>
+<Electromagnetic Compatibility Testing, connectedTo, ASIC Design>
+<Enclosure Design, develops ASICs, Test Fixture Design>
+<Material Selection, creates schematics, Enclosure Design>
+<Optical Module Design, analyzes signals, Test Fixture Design>
+<Optical Module Design, connectedTo, Material Selection>
+<Optical Module Design, designs for high speed, High_Speed Digital Design>
+<Quality Control, connectedTo, Material Selection>
+<Test Fixture Design, programs microcontrollers, Electromagnetic Compatibility Testing>
diff --git a/test/graphviz/graph_easy/graphviz_221.dot b/test/graphviz/graph_easy/graphviz_221.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f85a9bd07bc0b21b5c28b484814bb613ac8f31f3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_221.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Power Management Design" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Firmware Development" color="#7E57C2" fillcolor="#D1C4E9" shape=oval style=filled]
+	N2 [label="Electromagnetic Compatibility Testing" color="#7E57C2" fillcolor="#D1C4E9" shape=octagon style=filled]
+	N3 [label="Component Selection" color="#7E57C2" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N4 [label="Microcontroller Programming" color="#7E57C2" fillcolor="#D1C4E9" shape=Mdiamond style=filled]
+	N5 [label="Testing and Validation" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N6 [label=Prototyping color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N7 [label="ASIC Design" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N8 [label="Thermal Management" color="#FFC2C2" fillcolor="#FFEBEB" shape=Mdiamond style=filled]
+	N9 [label="Regulatory Compliance" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label="designs enclosures" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="manages cables" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="programs microcontrollers" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="designs circuits" color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N7 [label="manages supply chains" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_221.txt b/test/graphviz/graph_easy/graphviz_221.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c5f15c0231b02b7ae01014445c2743b15bf566b5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_221.txt
@@ -0,0 +1,10 @@
+<ASIC Design, designs circuits, Thermal Management>
+<Component Selection, manages cables, Microcontroller Programming>
+<Electromagnetic Compatibility Testing, connectedTo, Component Selection>
+<Firmware Development, connectedTo, Electromagnetic Compatibility Testing>
+<Microcontroller Programming, connectedTo, Testing and Validation>
+<Power Management Design, designs enclosures, Firmware Development>
+<Power Management Design, manages supply chains, ASIC Design>
+<Prototyping, connectedTo, ASIC Design>
+<Testing and Validation, programs microcontrollers, Prototyping>
+<Thermal Management, connectedTo, Regulatory Compliance>
diff --git a/test/graphviz/graph_easy/graphviz_223.dot b/test/graphviz/graph_easy/graphviz_223.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a153410a5e9870472c8c31c5e58c02a93066dfc2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_223.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=BT
+	N0 [label="Security Implementation" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="API Development" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N2 [label="Ad Monetization" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N3 [label="Widget Development" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N4 [label="User Feedback Collection" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N5 [label=Wireframing color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N6 [label="Offline Mode Development" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N7 [label="In_App Purchase Integration" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [label="gathers feedback" color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="enables real_time features" color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="manages databases" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="develops cross_platform apps" color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="conducts tests" color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N2 [label="implements notifications" color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N3 -> N5 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_225.dot b/test/graphviz/graph_easy/graphviz_225.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2b6c5e8d19d9b42992b0640c0d7ff8ef4358a534
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_225.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Accessibility Features" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label=Wireframing color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N2 [label="Crash Reporting" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N3 [label="Cloud Backend for Mobile" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N4 [label="In_App Purchase Integration" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N5 [label="Camera Integration" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N6 [label="Testing and Debugging" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N7 [label="Microphone Integration" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N8 [label="User Feedback Collection" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N9 [label="Real_time Communication Features" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="processes payments" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="analyzes analytics" color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="builds backends" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="integrates camera" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="creates wireframes" color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label="conducts tests" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N8 [label="develops cross_platform apps" color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_225.txt b/test/graphviz/graph_easy/graphviz_225.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b64417ed5cdfcf8abe2bb0c565792e6bd652714
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_225.txt
@@ -0,0 +1,11 @@
+<Accessibility Features, conducts tests, Testing and Debugging>
+<Accessibility Features, connectedTo, Wireframing>
+<Camera Integration, builds backends, Testing and Debugging>
+<Cloud Backend for Mobile, analyzes analytics, In_App Purchase Integration>
+<Crash Reporting, processes payments, Cloud Backend for Mobile>
+<In_App Purchase Integration, connectedTo, Camera Integration>
+<Microphone Integration, connectedTo, User Feedback Collection>
+<Testing and Debugging, develops cross_platform apps, User Feedback Collection>
+<Testing and Debugging, integrates camera, Microphone Integration>
+<User Feedback Collection, creates wireframes, Real_time Communication Features>
+<Wireframing, connectedTo, Crash Reporting>
diff --git a/test/graphviz/graph_easy/graphviz_226.dot b/test/graphviz/graph_easy/graphviz_226.dot
new file mode 100644
index 0000000000000000000000000000000000000000..35238ee3abfa8462635ba72aa32a2d00503c0d18
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_226.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Customer Service on Social Media" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N1 [label="Reels or Short Video Production" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N2 [label="Paid Social Media Advertising" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Live Streaming on Social Media" color="#26A69A" fillcolor="#E0F2F1" shape=folder style=filled]
+	N4 [label="Scheduling Posts" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N5 [label="Brand Voice Development" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N6 [label=Cross_Promotion color="#CDDC39" fillcolor="#E6EE9C" shape=Mdiamond style=filled]
+	N7 [label="Partnership Management on Social" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N0 -> N1 [label="curates UGC" color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="grows followers" color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="conducts social audits" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="selects platforms" color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="moderates comments" color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_226.txt b/test/graphviz/graph_easy/graphviz_226.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb9bb4b2c8b3253b44613edc306232391577c1f7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_226.txt
@@ -0,0 +1,8 @@
+<Brand Voice Development, selects platforms, Cross_Promotion>
+<Cross_Promotion, moderates comments, Partnership Management on Social>
+<Customer Service on Social Media, connectedTo, Live Streaming on Social Media>
+<Customer Service on Social Media, curates UGC, Reels or Short Video Production>
+<Live Streaming on Social Media, conducts social audits, Scheduling Posts>
+<Paid Social Media Advertising, connectedTo, Live Streaming on Social Media>
+<Reels or Short Video Production, grows followers, Paid Social Media Advertising>
+<Scheduling Posts, connectedTo, Brand Voice Development>
diff --git a/test/graphviz/graph_easy/graphviz_227.txt b/test/graphviz/graph_easy/graphviz_227.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6c3b9f6e1e959413bde19c74b4a4336de7880279
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_227.txt
@@ -0,0 +1,9 @@
+<Brand Voice Development, connectedTo, Crisis Management>
+<Brand Voice Development, connectedTo, Social Selling>
+<Content Creation, creates content, Reels or Short Video Production>
+<Crisis Management, moderates comments, Content Creation>
+<Ethical Use of Social Media, considers ethics, Social Selling>
+<Link_in_Bio Optimization, forms partnerships, Trend Monitoring>
+<Personal Branding on Social Media, monitors trends, Brand Voice Development>
+<Social Selling, connectedTo, Link_in_Bio Optimization>
+<Trend Monitoring, connectedTo, Personal Branding on Social Media>
diff --git a/test/graphviz/graph_easy/graphviz_228.dot b/test/graphviz/graph_easy/graphviz_228.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5510ee9bba4b3aa2c26f3dd8846f457f0443f938
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_228.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Reels or Short Video Production" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Brand Voice Development" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N2 [label="Polls and Quizzes Creation" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N3 [label="Trend Monitoring" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N4 [label="Story Format Content Creation" color="#FFB74D" fillcolor="#FFF3E0" shape=oval style=filled]
+	N5 [label="Group Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N6 [label="Customer Service on Social Media" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N7 [label=Cross_Promotion color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label="cross_promotes content" color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="considers ethics" color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="monitors competitors" color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="tracks performance" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="runs polls" color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [label="forms partnerships" color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_228.txt b/test/graphviz/graph_easy/graphviz_228.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8c9534988e0cf2cc66a6e7d33c711343b5d13d6e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_228.txt
@@ -0,0 +1,8 @@
+<Brand Voice Development, considers ethics, Polls and Quizzes Creation>
+<Customer Service on Social Media, connectedTo, Cross_Promotion>
+<Group Management, connectedTo, Customer Service on Social Media>
+<Polls and Quizzes Creation, forms partnerships, Cross_Promotion>
+<Polls and Quizzes Creation, monitors competitors, Trend Monitoring>
+<Reels or Short Video Production, cross_promotes content, Brand Voice Development>
+<Story Format Content Creation, runs polls, Group Management>
+<Trend Monitoring, tracks performance, Story Format Content Creation>
diff --git a/test/graphviz/graph_easy/graphviz_229.txt b/test/graphviz/graph_easy/graphviz_229.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c4ff8d330e12bfd629d26b0aa117f4383c443571
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_229.txt
@@ -0,0 +1,9 @@
+<Core Web Vitals Optimization, interprets analytics, Rank Tracking>
+<Knowledge Graph Integration, connectedTo, Negative SEO Prevention>
+<Negative SEO Prevention, understands intent, Schema Markup Implementation>
+<Rank Tracking, indexes images, Content Quality Assessment>
+<Rank Tracking, processes queries, Technical SEO>
+<Schema Markup Implementation, manages technical SEO, Search Console Management>
+<Search Console Management, handles negative SEO, Core Web Vitals Optimization>
+<Technical SEO, connectedTo, Knowledge Graph Integration>
+<Technical SEO, connectedTo, Rank Tracking>
diff --git a/test/graphviz/graph_easy/graphviz_23.txt b/test/graphviz/graph_easy/graphviz_23.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f75249a149ca1017b8f96b3089f4262718a08a58
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_23.txt
@@ -0,0 +1,8 @@
+<Appeal Submission, interviews, Corporate Formation>
+<Appeal Submission, licences, Court Order Execution>
+<Corporate Formation, appeals, Legal Research>
+<Court Order Execution, connectedTo, Pro Bono Work>
+<Estate Planning, connectedTo, Intel Property Licensing>
+<Intel Property Licensing, connectedTo, Court Order Execution>
+<Legal Consultation, connectedTo, Appeal Submission>
+<Pro Bono Work, pleads, Legal Consultation>
diff --git a/test/graphviz/graph_easy/graphviz_230.dot b/test/graphviz/graph_easy/graphviz_230.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f14705577bb25193aa9d887be317427790ee1d0c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_230.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Negative SEO Prevention" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Site Architecture Optimization" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+	N2 [label="Video Search" color="#7E57C2" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N3 [label="Academic Search" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N4 [label="News Search" color="#AF56A6" fillcolor="#DDCEDD" shape=parallelogram style=filled]
+	N5 [label="Competitor Keyword Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N6 [label="International SEO" color="#AF56A6" fillcolor="#DDCEDD" shape=diamond style=filled]
+	N7 [label="Shopping Search" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N8 [label="Search Result Display" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N0 -> N1 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="indexes academic papers" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="uses search console" color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="indexes videos" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="uses semantics" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_230.txt b/test/graphviz/graph_easy/graphviz_230.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c0324a4b17cac3a41ba73208dcc60b4fa5381406
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_230.txt
@@ -0,0 +1,9 @@
+<Academic Search, uses search console, News Search>
+<Competitor Keyword Analysis, connectedTo, International SEO>
+<International SEO, indexes videos, Shopping Search>
+<Negative SEO Prevention, connectedTo, Site Architecture Optimization>
+<News Search, connectedTo, Competitor Keyword Analysis>
+<Shopping Search, uses semantics, Search Result Display>
+<Site Architecture Optimization, connectedTo, Negative SEO Prevention>
+<Site Architecture Optimization, indexes academic papers, Video Search>
+<Video Search, connectedTo, Academic Search>
diff --git a/test/graphviz/graph_easy/graphviz_231.dot b/test/graphviz/graph_easy/graphviz_231.dot
new file mode 100644
index 0000000000000000000000000000000000000000..365c213f10d797223e4bde9166705481d7a0cf5e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_231.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Image Search" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Negative SEO Prevention" color="#607D8B" fillcolor="#CFD8DC" shape=octagon style=filled]
+	N2 [label="Google My Business Management" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N3 [label="Site Architecture Optimization" color="#607D8B" fillcolor="#CFD8DC" shape=diamond style=filled]
+	N4 [label="Semantic Search" color="#607D8B" fillcolor="#CFD8DC" shape=plaintext style=filled]
+	N5 [label="Paid Search Advertising" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N6 [label="Video Search" color="#607D8B" fillcolor="#CFD8DC" shape=plaintext style=filled]
+	N7 [label="Keyword Research" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N8 [label="Google Analytics Integration" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N9 [label="News Search" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N0 -> N1 [label="ranks results" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="optimizes for mobile" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="generates featured snippets" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="crawls websites" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [label="processes updates" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_232.dot b/test/graphviz/graph_easy/graphviz_232.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4ce5dceb7f43d3485505a4c484732b02a8b8c68d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_232.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Adaptive Authentication" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="Credential Management" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N2 [label="Data Minimization Principles" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N3 [label="Decentralized Identifiers" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N4 [label="Blockchain_based Identity" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N5 [label="Workforce Identity Management" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N6 [label=Authentication color="#607D8B" fillcolor="#CFD8DC" shape=oval style=filled]
+	N7 [label=Non_Repudiation color="#00BCD4" fillcolor="#E0F7FA" shape=diamond style=filled]
+	N8 [label="KYC Integration" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N9 [label="Access Governance" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N0 -> N1 [label="assesses risks" color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages workforces" color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="enables MFA" color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="manages CIAM" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="authenticates users" color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N6 [label="ensures compliance" color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_232.txt b/test/graphviz/graph_easy/graphviz_232.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c0c738e7775b38ddac06414dfc447814a0237243
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_232.txt
@@ -0,0 +1,11 @@
+<Access Governance, ensures compliance, Authentication>
+<Adaptive Authentication, assesses risks, Credential Management>
+<Authentication, connectedTo, Non_Repudiation>
+<Blockchain_based Identity, connectedTo, Workforce Identity Management>
+<Credential Management, manages workforces, Data Minimization Principles>
+<Data Minimization Principles, connectedTo, Non_Repudiation>
+<Data Minimization Principles, enables MFA, Decentralized Identifiers>
+<Decentralized Identifiers, manages CIAM, Blockchain_based Identity>
+<KYC Integration, connectedTo, Access Governance>
+<Non_Repudiation, connectedTo, KYC Integration>
+<Workforce Identity Management, authenticates users, Authentication>
diff --git a/test/graphviz/graph_easy/graphviz_233.dot b/test/graphviz/graph_easy/graphviz_233.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d0b8e3b18c5db58f444e2b15815cfd212e46fd58
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_233.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Consent Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="KYC Integration" color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+	N2 [label="Blockchain_based Identity" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N3 [label="Credential Management" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N4 [label="Digital Certificates" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N5 [label="User Registration" color="#C2B2F0" fillcolor="#EFE6FF" shape=plaintext style=filled]
+	N6 [label=Authorization color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N7 [label="Access Governance" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N8 [label=Authentication color="#FFCC7A" fillcolor="#FFF6D9" shape=Mdiamond style=filled]
+	N9 [label="Identity Threat Detection and Response" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N10 [label="Social Login Integration" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N11 [label="Workforce Identity Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="uses blockchain" color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="manages lifecycles" color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="uses digital signatures" color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="provisions users" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N0 [label="revokes access" color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_233.txt b/test/graphviz/graph_easy/graphviz_233.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f34967d525ae4c60ba44d62306fd2bc62f768177
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_233.txt
@@ -0,0 +1,12 @@
+<Access Governance, connectedTo, Authentication>
+<Access Governance, revokes access, Consent Management>
+<Authentication, uses digital signatures, Identity Threat Detection and Response>
+<Authorization, connectedTo, Access Governance>
+<Blockchain_based Identity, uses blockchain, Credential Management>
+<Consent Management, connectedTo, KYC Integration>
+<Credential Management, connectedTo, Digital Certificates>
+<Digital Certificates, manages lifecycles, User Registration>
+<Identity Threat Detection and Response, connectedTo, Social Login Integration>
+<KYC Integration, connectedTo, Blockchain_based Identity>
+<Social Login Integration, provisions users, Workforce Identity Management>
+<User Registration, connectedTo, Authorization>
diff --git a/test/graphviz/graph_easy/graphviz_234.dot b/test/graphviz/graph_easy/graphviz_234.dot
new file mode 100644
index 0000000000000000000000000000000000000000..75f4e6bc6eb1b2ea06f9e2fd976c3f07e26fb4aa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_234.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label=Authentication color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N1 [label="Digital Certificates" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N2 [label="Customer Identity and Access Management" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Single Sign_On" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N4 [label="Identity Threat Detection and Response" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N5 [label="Federated Identity Management" color="#61CAC3" fillcolor="#C2E8E6" shape=diamond style=filled]
+	N6 [label="Data Minimization Principles" color="#7E57C2" fillcolor="#D1C4E9" shape=folder style=filled]
+	N7 [label="Verifiable Credentials" color="#BDAFA8" fillcolor="#E4E0DF" shape=plaintext style=filled]
+	N8 [label="Workforce Identity Management" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label="audits access" color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="stores attributes" color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="implements PAM" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="manages consents" color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N3 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N2 [label="ensures non_repudiation" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_234.txt b/test/graphviz/graph_easy/graphviz_234.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ba3164ca8251aa1b5ae2539fd10dab85312484f7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_234.txt
@@ -0,0 +1,10 @@
+<Authentication, audits access, Digital Certificates>
+<Customer Identity and Access Management, connectedTo, Single Sign_On>
+<Data Minimization Principles, connectedTo, Verifiable Credentials>
+<Digital Certificates, stores attributes, Customer Identity and Access Management>
+<Federated Identity Management, connectedTo, Data Minimization Principles>
+<Federated Identity Management, connectedTo, Single Sign_On>
+<Federated Identity Management, ensures non_repudiation, Customer Identity and Access Management>
+<Identity Threat Detection and Response, implements PAM, Federated Identity Management>
+<Single Sign_On, connectedTo, Identity Threat Detection and Response>
+<Verifiable Credentials, manages consents, Workforce Identity Management>
diff --git a/test/graphviz/graph_easy/graphviz_235.dot b/test/graphviz/graph_easy/graphviz_235.dot
new file mode 100644
index 0000000000000000000000000000000000000000..94d1070a0a426a54612e35bc5ccc196237489e6c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_235.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Student Engagement Strategies" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Professional Development Courses" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N2 [label="Accessibility Features" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N3 [label="Micro_credential Programs" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Discussion Forum Moderation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Synchronous Learning" color="#4DB6AC" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N6 [label="Blended Learning Models" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N7 [label="Interactive Learning Activities" color="#4DD0E1" fillcolor="#C9F0F0" shape=plaintext style=filled]
+	N8 [label="Learning Management System Administration" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N9 [label="Language Learning Platforms" color="#4DD0E1" fillcolor="#C9F0F0" shape=diamond style=filled]
+	N10 [label="Personalized Learning Paths" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N11 [label="Accreditation Management" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="simulates labs" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="manages enrollments" color="#4DD0E1" 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=dashed]
+	N7 -> N8 [label="uses adaptive systems" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="manages student info" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="uses AR or VR for learning" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N0 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_235.txt b/test/graphviz/graph_easy/graphviz_235.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7e951c32a034fb8f92ba37fd0b7ea29e461c2e19
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_235.txt
@@ -0,0 +1,12 @@
+<Accessibility Features, simulates labs, Micro_credential Programs>
+<Blended Learning Models, connectedTo, Interactive Learning Activities>
+<Discussion Forum Moderation, manages enrollments, Synchronous Learning>
+<Interactive Learning Activities, uses adaptive systems, Learning Management System Administration>
+<Language Learning Platforms, manages student info, Personalized Learning Paths>
+<Learning Management System Administration, connectedTo, Language Learning Platforms>
+<Micro_credential Programs, connectedTo, Discussion Forum Moderation>
+<Personalized Learning Paths, uses AR or VR for learning, Accreditation Management>
+<Professional Development Courses, connectedTo, Accessibility Features>
+<Student Engagement Strategies, connectedTo, Accessibility Features>
+<Student Engagement Strategies, connectedTo, Professional Development Courses>
+<Synchronous Learning, connectedTo, Blended Learning Models>
diff --git a/test/graphviz/graph_easy/graphviz_236.dot b/test/graphviz/graph_easy/graphviz_236.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dec76e3d96b8b606d11d47d85742abcc5808f6e1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_236.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=BT
+	N0 [label="Asynchronous Learning" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N1 [label="Technical Support for Students" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N2 [label="Enrollment and Retention Strategies" color="#FFC2C2" fillcolor="#FFEBEB" shape=oval style=filled]
+	N3 [label="Personalized Learning Paths" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N4 [label="Interactive Learning Activities" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N5 [label="Certification Issuance" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Virtual Labs and Simulations" color="#DCE775" fillcolor="#FCFCE7" shape=oval style=filled]
+	N7 [label="Bootcamp Development" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+	N8 [label="Course Evaluation" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N9 [label="Learning Management System Administration" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N10 [label="Assessment Design" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N11 [label="Student Progress Tracking" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="supports competency_based" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="provides digital textbooks" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="manages enrollments" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="delivers lectures" color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="integrates AI" color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="manages hardware" color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="uses adaptive systems" color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> N11 [label="provides feedback" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_236.txt b/test/graphviz/graph_easy/graphviz_236.txt
new file mode 100644
index 0000000000000000000000000000000000000000..825cfe907de0f07a8f746923c930dd879447ba07
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_236.txt
@@ -0,0 +1,13 @@
+<Assessment Design, uses adaptive systems, Student Progress Tracking>
+<Asynchronous Learning, connectedTo, Technical Support for Students>
+<Asynchronous Learning, provides feedback, Student Progress Tracking>
+<Bootcamp Development, integrates AI, Course Evaluation>
+<Certification Issuance, delivers lectures, Virtual Labs and Simulations>
+<Course Evaluation, manages hardware, Learning Management System Administration>
+<Enrollment and Retention Strategies, provides digital textbooks, Personalized Learning Paths>
+<Interactive Learning Activities, connectedTo, Virtual Labs and Simulations>
+<Interactive Learning Activities, manages enrollments, Certification Issuance>
+<Learning Management System Administration, connectedTo, Assessment Design>
+<Personalized Learning Paths, connectedTo, Interactive Learning Activities>
+<Technical Support for Students, supports competency_based, Enrollment and Retention Strategies>
+<Virtual Labs and Simulations, connectedTo, Bootcamp Development>
diff --git a/test/graphviz/graph_easy/graphviz_237.txt b/test/graphviz/graph_easy/graphviz_237.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a166f99b336fb5ef36818a9e9f2c1f35c0052125
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_237.txt
@@ -0,0 +1,12 @@
+<AI in Online Education, connectedTo, Personalized Learning Paths>
+<Accessibility Features, manages student info, Synchronous Learning>
+<Adaptive Learning Technologies, connectedTo, AI in Online Education>
+<Assessment Design, connectedTo, Open Educational Resources Integration>
+<Competency_Based Education, hosts MOOCs, Digital Badges>
+<Digital Badges, trains educators, Accessibility Features>
+<Gamification in Education, connectedTo, Instructor Training>
+<Gamification in Education, simulates labs, Synchronous Learning>
+<Open Educational Resources Integration, connectedTo, Gamification in Education>
+<Open Educational Resources Integration, secures platforms, Competency_Based Education>
+<Personalized Learning Paths, provides digital textbooks, Gamification in Education>
+<Synchronous Learning, connectedTo, Adaptive Learning Technologies>
diff --git a/test/graphviz/graph_easy/graphviz_238.dot b/test/graphviz/graph_easy/graphviz_238.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8bd39950a07e15a3ac6df277d48cd6711be27320
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_238.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Course Content Development" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Learner Analytics" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N2 [label="Instructor_Led Sessions" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N3 [label="Verified Track Management" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N4 [label="Video Lecture Production" color="#FFE69C" fillcolor="#FFF9D4" shape=oval style=filled]
+	N5 [label="Platform Selection" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N6 [label="Forum Moderation" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N7 [label="Peer Grading Implementation" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N8 [label="Assessment Creation" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N9 [label="University Partnerships" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N10 [label="Employer Recognition" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [label="analyzes data" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="complies with regulations" color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="supports diverse learners" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="administers quizzes" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="manages instructors" color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_239.dot b/test/graphviz/graph_easy/graphviz_239.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bb813484a3f96fdf9ce987512d50c2dffa3c724b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_239.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=BT
+	N0 [label="Learner Analytics" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Course Promotion" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N2 [label="Continuous Course Improvement" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N3 [label="Video Lecture Production" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N4 [label="Marketing to Global Audience" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N5 [label="Translation and Localization" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N6 [label="Verified Track Management" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N7 [label="Course Retirement Planning" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N8 [label="Discussion Forum Management" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N9 [label="Learner Support" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N10 [label="Financial Aid for Learners" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N11 [label="Course Audit Options" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [label="develops content" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="provides technical support" color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="researches impact" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="hosts platforms" color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="optimizes engagement" color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="manages instructors" color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="secures data" color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label="funds development" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N0 [label="tracks completion" color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_239.txt b/test/graphviz/graph_easy/graphviz_239.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c3711da6d95d440f84a7cd37aa03dad6367e8218
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_239.txt
@@ -0,0 +1,13 @@
+<Continuous Course Improvement, provides technical support, Video Lecture Production>
+<Course Promotion, connectedTo, Continuous Course Improvement>
+<Course Promotion, tracks completion, Learner Analytics>
+<Course Retirement Planning, connectedTo, Video Lecture Production>
+<Course Retirement Planning, manages instructors, Discussion Forum Management>
+<Discussion Forum Management, secures data, Learner Support>
+<Financial Aid for Learners, funds development, Course Audit Options>
+<Learner Analytics, develops content, Course Promotion>
+<Learner Support, connectedTo, Financial Aid for Learners>
+<Marketing to Global Audience, hosts platforms, Translation and Localization>
+<Translation and Localization, optimizes engagement, Verified Track Management>
+<Verified Track Management, connectedTo, Course Retirement Planning>
+<Video Lecture Production, researches impact, Marketing to Global Audience>
diff --git a/test/graphviz/graph_easy/graphviz_24.dot b/test/graphviz/graph_easy/graphviz_24.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3663621ddbbeb9f52057917d8936b6de361ceca8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_24.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Document Drafting" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Regulatory Compliance Review" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N2 [label="Bankruptcy Filing" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+	N3 [label="Discovery Process" color="#61CAC3" fillcolor="#C2E8E6" shape=plaintext style=filled]
+	N4 [label="Due Diligence" color="#61CAC3" fillcolor="#C2E8E6" shape=plaintext style=filled]
+	N5 [label="Trademark Registration" color="#FF5722" fillcolor="#FFCCBC" shape=folder style=filled]
+	N6 [label="Plea Bargain" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N7 [label="Trial Session" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N8 [label="Client Interview" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=educates color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=researches color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=interviews color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N7 [label=registers color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N6 -> N0 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_24.txt b/test/graphviz/graph_easy/graphviz_24.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d1f0270c1c0f0241887f6706417814928265cb98
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_24.txt
@@ -0,0 +1,10 @@
+<Bankruptcy Filing, connectedTo, Discovery Process>
+<Discovery Process, educates, Due Diligence>
+<Document Drafting, connectedTo, Regulatory Compliance Review>
+<Due Diligence, connectedTo, Trademark Registration>
+<Plea Bargain, audits, Document Drafting>
+<Plea Bargain, interviews, Trial Session>
+<Regulatory Compliance Review, connectedTo, Bankruptcy Filing>
+<Regulatory Compliance Review, registers, Trial Session>
+<Trademark Registration, researches, Plea Bargain>
+<Trial Session, connectedTo, Client Interview>
diff --git a/test/graphviz/graph_easy/graphviz_240.dot b/test/graphviz/graph_easy/graphviz_240.dot
new file mode 100644
index 0000000000000000000000000000000000000000..017f8ec65a534bc6f0b4707816063eb79b8d227f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_240.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Course Retirement Planning" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Content Licensing" color="#BA68C8" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N2 [label="Translation and Localization" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N3 [label="Gamification for Engagement" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N4 [label="Career Pathway Mapping" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N5 [label="Engagement Metrics Tracking" color="#FBC02D" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N6 [label="Course Content Development" color="#BA68C8" fillcolor="#F3E5F5" shape=plaintext style=filled]
+	N7 [label="Video Lecture Production" color="#BA68C8" fillcolor="#F3E5F5" shape=plaintext style=filled]
+	N8 [label="Technical Infrastructure for Scale" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label="offers pathways" color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="offers assignments" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="integrates tools" color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="scales enrollment" color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="manages certifications" color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N4 [label="updates content" color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_240.txt b/test/graphviz/graph_easy/graphviz_240.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a287992960a0c90082c53f3b91a597879f4ce8de
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_240.txt
@@ -0,0 +1,9 @@
+<Career Pathway Mapping, connectedTo, Engagement Metrics Tracking>
+<Content Licensing, connectedTo, Translation and Localization>
+<Course Content Development, scales enrollment, Video Lecture Production>
+<Course Retirement Planning, offers pathways, Content Licensing>
+<Engagement Metrics Tracking, integrates tools, Course Content Development>
+<Gamification for Engagement, offers assignments, Career Pathway Mapping>
+<Translation and Localization, connectedTo, Gamification for Engagement>
+<Translation and Localization, updates content, Career Pathway Mapping>
+<Video Lecture Production, manages certifications, Technical Infrastructure for Scale>
diff --git a/test/graphviz/graph_easy/graphviz_241.dot b/test/graphviz/graph_easy/graphviz_241.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e649c9a2ecb68387558c9897f58047ffcb964b11
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_241.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Subject Matter Review" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Graduate School Exam Prep" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N2 [label="Interactive Exercises" color="#FFF8A6" fillcolor="#FFFDE0" shape=folder style=filled]
+	N3 [label="Writing Skills Improvement" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N4 [label="Adaptive Learning Algorithms" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N5 [label="Online Course Delivery" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N6 [label="Test_Taking Strategies" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N7 [label="History Topic Mastery" color="#C0CA33" fillcolor="#F9FBE7" shape=Mdiamond style=filled]
+	N8 [label="Study Group Facilitation" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N9 [label="Tutoring Session" color="#FFF176" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N10 [label="Student Progress Tracking" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N0 -> N1 [label=customizes color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=analyzes color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=markets color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=publishes color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [label=adapts color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N4 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_243.txt b/test/graphviz/graph_easy/graphviz_243.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dcd7fef7304751478d035ad0ea650d0b19d116f8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_243.txt
@@ -0,0 +1,11 @@
+<College Entrance Exam Prep, connectedTo, Personalized Study Plans>
+<Curriculum Development, assesses, Motivation Coaching>
+<Curriculum Development, interacts, Math Skills Refresher>
+<Flashcard Creation, connectedTo, Motivation Coaching>
+<Math Skills Refresher, connectedTo, College Entrance Exam Prep>
+<Math Skills Refresher, revises, Score Analysis>
+<Motivation Coaching, connectedTo, Diagnostic Assessment>
+<Parent or Guardian Updates, reviews, Score Analysis>
+<Personalized Study Plans, connectedTo, Flashcard Creation>
+<Reading Comprehension Drills, connectedTo, Parent or Guardian Updates>
+<Score Analysis, practices, Curriculum Development>
diff --git a/test/graphviz/graph_easy/graphviz_244.txt b/test/graphviz/graph_easy/graphviz_244.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f8f74524fff9fec66aa7008ca1fe1f13ccc71ebc
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_244.txt
@@ -0,0 +1,12 @@
+<AI_Powered Language Tutors, connectedTo, Slang and Idioms Learning>
+<Accent Reduction Coaching, develops, Language Exchange Programs>
+<Audio Lessons, connectedTo, AI_Powered Language Tutors>
+<Audio Lessons, simulates, Slang and Idioms Learning>
+<Certification Exam Preparation, connectedTo, Pronunciation Drills>
+<Instructor_Led Classes, connectedTo, Interactive Dialogues>
+<Interactive Dialogues, writes, Role_Playing Scenarios>
+<Language Exchange Programs, connectedTo, Certification Exam Preparation>
+<Pronunciation Drills, connectedTo, Audio Lessons>
+<Role_Playing Scenarios, adapts, Personalized Learning Paths>
+<Role_Playing Scenarios, connectedTo, Certification Exam Preparation>
+<Slang and Idioms Learning, immerses, Instructor_Led Classes>
diff --git a/test/graphviz/graph_easy/graphviz_245.dot b/test/graphviz/graph_easy/graphviz_245.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b9a0956ab66b3955943b8aa5de291f5c382fafdf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_245.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Language for Specific Purposes" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Accent Reduction Coaching" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Online Tutoring Sessions" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N3 [label="Grammar Practice" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Flashcard Systems" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N5 [label="Immersion Programs" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N6 [label="Language Exchange Programs" color="#9FA9E1" fillcolor="#D6D9F0" shape=oval style=filled]
+	N7 [label="AI_Powered Language Tutors" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N8 [label="Sentence Construction Practice" color="#26A69A" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N9 [label="Personalized Learning Paths" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N10 [label="Role_Playing Scenarios" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=personalizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=automates color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=assesses color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=dialogues color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=transcribes color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N1 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_246.dot b/test/graphviz/graph_easy/graphviz_246.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5c022a7b55314da99bed234fd273777daa24b6dd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_246.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Pronunciation Drills" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Self_Study Modules" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Personalized Learning Paths" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N3 [label="Memory Retention Techniques" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N4 [label="Instructor_Led Classes" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N5 [label="Online Tutoring Sessions" color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N6 [label="Children's Language Learning" color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N7 [label="Business Language Training" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N0 -> N1 [label=sells color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=translates color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=dialogues color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [label=gamifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_246.txt b/test/graphviz/graph_easy/graphviz_246.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b47791d64d40679ebf4dc2d2ee4e7521f7b990e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_246.txt
@@ -0,0 +1,8 @@
+<Business Language Training, gamifies, Memory Retention Techniques>
+<Children's Language Learning, dialogues, Business Language Training>
+<Instructor_Led Classes, connectedTo, Online Tutoring Sessions>
+<Memory Retention Techniques, connectedTo, Instructor_Led Classes>
+<Online Tutoring Sessions, connectedTo, Children's Language Learning>
+<Personalized Learning Paths, translates, Memory Retention Techniques>
+<Pronunciation Drills, sells, Self_Study Modules>
+<Self_Study Modules, connectedTo, Personalized Learning Paths>
diff --git a/test/graphviz/graph_easy/graphviz_247.dot b/test/graphviz/graph_easy/graphviz_247.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1eb1bc224651fa148a17ebaa0e7ca16ec4a5ffd0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_247.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Workplace Mental Health Programs" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Art Therapy" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N2 [label="Trauma Therapy" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N3 [label="Depression Treatment" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N4 [label="Grief Counseling" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N5 [label="Substance Abuse Counseling" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N6 [label="Child & Adolescent Therapy" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N7 [label="Therapy Session" color="#80DDEA" fillcolor="#D3F7F9" shape=folder style=filled]
+	N8 [label="Inpatient Treatment Coordination" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N9 [label="Diagnosis and Assessment" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N10 [label="Mindfulness Practice" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N11 [label="Stress Reduction Techniques" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N0 -> N1 [label=supports color="#CD8FF2" 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="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=coordinates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=educates color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=coping color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=listens color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=licenses color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N10 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_247.txt b/test/graphviz/graph_easy/graphviz_247.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7115c7411f3b764e7e104bc775bd5a3f0f41bf37
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_247.txt
@@ -0,0 +1,12 @@
+<Art Therapy, connectedTo, Trauma Therapy>
+<Child & Adolescent Therapy, coping, Therapy Session>
+<Depression Treatment, connectedTo, Grief Counseling>
+<Diagnosis and Assessment, connectedTo, Mindfulness Practice>
+<Grief Counseling, coordinates, Substance Abuse Counseling>
+<Inpatient Treatment Coordination, connectedTo, Mindfulness Practice>
+<Inpatient Treatment Coordination, listens, Diagnosis and Assessment>
+<Mindfulness Practice, licenses, Stress Reduction Techniques>
+<Substance Abuse Counseling, educates, Child & Adolescent Therapy>
+<Therapy Session, connectedTo, Inpatient Treatment Coordination>
+<Trauma Therapy, connectedTo, Depression Treatment>
+<Workplace Mental Health Programs, supports, Art Therapy>
diff --git a/test/graphviz/graph_easy/graphviz_248.txt b/test/graphviz/graph_easy/graphviz_248.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7da0c6e90c843b023f98180f090e61c05c08c51f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_248.txt
@@ -0,0 +1,12 @@
+<Advocacy for Mental Health, tracks, Trauma Therapy>
+<Art Therapy, connectedTo, Advocacy for Mental Health>
+<Art Therapy, connectedTo, Eating Disorder Treatment>
+<Child & Adolescent Therapy, diagnoses, Group Therapy>
+<Eating Disorder Treatment, connectedTo, Mindfulness Practice>
+<Grief Counseling, develops, Post_Traumatic Stress Disorder Support>
+<Group Therapy, relieves, Grief Counseling>
+<Inpatient Treatment Coordination, connectedTo, Child & Adolescent Therapy>
+<Post_Traumatic Stress Disorder Support, connectedTo, Art Therapy>
+<Suicide Prevention, connectedTo, Eating Disorder Treatment>
+<Suicide Prevention, connectedTo, Trauma Therapy>
+<Trauma Therapy, counsels, Suicide Prevention>
diff --git a/test/graphviz/graph_easy/graphviz_249.txt b/test/graphviz/graph_easy/graphviz_249.txt
new file mode 100644
index 0000000000000000000000000000000000000000..09922e8f8df1089c7f56a0539c54a5fbe56ad1ca
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_249.txt
@@ -0,0 +1,11 @@
+<Advocacy for Mental Health, counsels, Post_Traumatic Stress Disorder Support>
+<Bipolar Disorder Management, treats, Outpatient Program Management>
+<Emotional Regulation Training, refers, Schizophrenia Management>
+<Mental Health Screening, connectedTo, Mindfulness Practice>
+<Mental Health Screening, connectedTo, Schizophrenia Management>
+<Mindfulness Practice, connectedTo, Emotional Regulation Training>
+<Outpatient Program Management, records, Suicide Prevention>
+<Post_Traumatic Stress Disorder Support, complies, Mental Health Screening>
+<Schizophrenia Management, connectedTo, Treatment Plan Development>
+<Suicide Prevention, connectedTo, Advocacy for Mental Health>
+<Treatment Plan Development, connectedTo, Substance Abuse Counseling>
diff --git a/test/graphviz/graph_easy/graphviz_25.dot b/test/graphviz/graph_easy/graphviz_25.dot
new file mode 100644
index 0000000000000000000000000000000000000000..88d3f7df3eb3f7ee5c5f6bf73fe61bb1e532b1c7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_25.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Hazardous Material Transport" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label=Consolidation color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N2 [label="Proof of Delivery" color="#7986CB" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N3 [label="Container Loading" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N4 [label="Sorting Center" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Package Labeling" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N6 [label="Hub Transfer" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N7 [label="Demand Forecasting Integration" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N8 [label="Packing Process" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N9 [label="Customs Declaration" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=reports color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="picks up" color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=measures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=verifies color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=stacks color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=insures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_25.txt b/test/graphviz/graph_easy/graphviz_25.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4e705c1d97e31d148c78823bcbae830819725d5d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_25.txt
@@ -0,0 +1,10 @@
+<Consolidation, connectedTo, Proof of Delivery>
+<Container Loading, connectedTo, Sorting Center>
+<Demand Forecasting Integration, stacks, Packing Process>
+<Hazardous Material Transport, connectedTo, Consolidation>
+<Hub Transfer, verifies, Demand Forecasting Integration>
+<Package Labeling, measures, Hub Transfer>
+<Packing Process, connectedTo, Demand Forecasting Integration>
+<Packing Process, insures, Customs Declaration>
+<Proof of Delivery, reports, Container Loading>
+<Sorting Center, picks up, Package Labeling>
diff --git a/test/graphviz/graph_easy/graphviz_250.txt b/test/graphviz/graph_easy/graphviz_250.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4c81e1dc273a15428a901c7790b0ad29c6b3ce7b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_250.txt
@@ -0,0 +1,11 @@
+<Community Nutrition Workshops, personalizes, Meal Planning>
+<Food Allergy Management, connectedTo, Micronutrient Analysis>
+<Food Safety Education, connectedTo, Sports Nutrition>
+<Food Waste Reduction, connectedTo, Inflammation and Diet>
+<Food Waste Reduction, develops, Community Nutrition Workshops>
+<Hydration Planning, connectedTo, Food Safety Education>
+<Maternal Nutrition, connectedTo, Community Nutrition Workshops>
+<Meal Planning, connectedTo, Sustainable Food Systems>
+<Micronutrient Analysis, consults, Maternal Nutrition>
+<Sports Nutrition, calculates, Food Allergy Management>
+<Sustainable Food Systems, promotes, Food Waste Reduction>
diff --git a/test/graphviz/graph_easy/graphviz_251.dot b/test/graphviz/graph_easy/graphviz_251.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4e9b7e9b8c9ab679ea3808eb6ec5ec4257bf031f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_251.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Food Waste Reduction" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N1 [label="Disease_Specific Nutrition" color="#CB9BE1" fillcolor="#F2E6F5" shape=octagon style=filled]
+	N2 [label="Genetic Nutrition Counseling" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N3 [label="Sustainable Food Systems" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Gut Microbiome Health" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N5 [label="Sports Nutrition" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N6 [label="Dietary Software Usage" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N7 [label="Food Preparation Guidance" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+	N8 [label="Elderly Nutrition" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=prevents color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=measures color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=labels color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=complies color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=certifies color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=motivates color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N4 [label=supports color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_251.txt b/test/graphviz/graph_easy/graphviz_251.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2ac4ad8c8069c4dcbdc975d8119083b73db91730
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_251.txt
@@ -0,0 +1,10 @@
+<Dietary Software Usage, connectedTo, Food Preparation Guidance>
+<Dietary Software Usage, supports, Gut Microbiome Health>
+<Disease_Specific Nutrition, measures, Genetic Nutrition Counseling>
+<Food Preparation Guidance, connectedTo, Elderly Nutrition>
+<Food Waste Reduction, motivates, Dietary Software Usage>
+<Food Waste Reduction, prevents, Disease_Specific Nutrition>
+<Genetic Nutrition Counseling, labels, Sustainable Food Systems>
+<Gut Microbiome Health, complies, Sports Nutrition>
+<Sports Nutrition, certifies, Dietary Software Usage>
+<Sustainable Food Systems, connectedTo, Gut Microbiome Health>
diff --git a/test/graphviz/graph_easy/graphviz_252.dot b/test/graphviz/graph_easy/graphviz_252.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0c9f61293ffc92084da10dddabcec59d570f0de7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_252.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Clinical Nutrition Support" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="Food Safety Education" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N2 [label="Nutrigenomics Research" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="Food Label Interpretation" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N4 [label="Meal Planning" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N5 [label="Restaurant Menu Analysis" color="#DCE775" fillcolor="#FCFCE7" shape=oval style=filled]
+	N6 [label="Gut Microbiome Health" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N7 [label="Maternal Nutrition" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N8 [label="Food Preparation Guidance" color="#DCE775" fillcolor="#FCFCE7" shape=oval style=filled]
+	N9 [label="Hydration Planning" color="#FFC107" fillcolor="#FFECB3" 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=dashed]
+	N2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=promotes color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=motivates color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=assesses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=measures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N0 [label=identifies color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N8 [label=sources color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_252.txt b/test/graphviz/graph_easy/graphviz_252.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8e95a33be8843483b9ef7665dd66e63950846619
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_252.txt
@@ -0,0 +1,11 @@
+<Clinical Nutrition Support, connectedTo, Food Safety Education>
+<Food Label Interpretation, promotes, Meal Planning>
+<Food Preparation Guidance, connectedTo, Hydration Planning>
+<Food Safety Education, connectedTo, Nutrigenomics Research>
+<Food Safety Education, identifies, Clinical Nutrition Support>
+<Gut Microbiome Health, connectedTo, Maternal Nutrition>
+<Maternal Nutrition, measures, Food Preparation Guidance>
+<Meal Planning, motivates, Restaurant Menu Analysis>
+<Nutrigenomics Research, connectedTo, Food Label Interpretation>
+<Nutrigenomics Research, sources, Food Preparation Guidance>
+<Restaurant Menu Analysis, assesses, Gut Microbiome Health>
diff --git a/test/graphviz/graph_easy/graphviz_253.dot b/test/graphviz/graph_easy/graphviz_253.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8bc4577b2115a5450f462feda02b10e9a45d7cda
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_253.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Youth Fitness Programs" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Weightlifting Techniques" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N2 [label="Mind_Body Connection" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N3 [label="Rehabilitation Exercises" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N4 [label="Hydration for Exercise" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N5 [label="Community Fitness Challenges" color="#FFC085" fillcolor="#FFDAB9" shape=hexagon style=filled]
+	N6 [label="HIIT Workouts" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N7 [label="Yoga Instruction" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N8 [label="Running Coaching" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=coaches color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=connects color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=researches color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=assesses color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N3 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_254.txt b/test/graphviz/graph_easy/graphviz_254.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d4aac09510db1d00f909bd8b8ef0bc6083e4e057
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_254.txt
@@ -0,0 +1,10 @@
+<Biometric Feedback Integration, connectedTo, Home Workout Programs>
+<Body Composition Analysis, connectedTo, Pilates Instruction>
+<Corporate Wellness Programs, communicates, Pilates Instruction>
+<Fitness Assessment, connectedTo, Biometric Feedback Integration>
+<Home Workout Programs, monitors, Running Coaching>
+<Mind_Body Connection, plans, Virtual Fitness Classes>
+<Pilates Instruction, connectedTo, Body Composition Analysis>
+<Running Coaching, connectedTo, Youth Fitness Programs>
+<Virtual Fitness Classes, connectedTo, Fitness Assessment>
+<Youth Fitness Programs, measures, Corporate Wellness Programs>
diff --git a/test/graphviz/graph_easy/graphviz_255.dot b/test/graphviz/graph_easy/graphviz_255.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7a2f36ebc2ca326f79520642def20fa8dc6099ec
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_255.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Personalized Exercise Prescriptions" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Online Fitness Coaching" color="#3F51B5" fillcolor="#C5CAE9" shape=oval style=filled]
+	N2 [label="Running Coaching" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N3 [label="Motivation and Goal Setting" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N4 [label="Home Workout Programs" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N5 [label="Sports_Specific Training" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N6 [label="Youth Fitness Programs" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N7 [label="Posture Correction" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N8 [label="Mind_Body Connection" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N9 [label="Wearable Fitness Devices" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N10 [label="Outdoor Fitness Activities" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=optimizes color="#000000" 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 [label=stretches color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=monitors color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=rehabilitates color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=manufactures color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=strengthens color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N0 -> N9 [label=distributes color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N10 [label=advises color="#E91E63" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_255.txt b/test/graphviz/graph_easy/graphviz_255.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f3ed54475f6b4836aab1f6044a68253c540d4b7c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_255.txt
@@ -0,0 +1,12 @@
+<Home Workout Programs, stretches, Sports_Specific Training>
+<Mind_Body Connection, manufactures, Wearable Fitness Devices>
+<Motivation and Goal Setting, connectedTo, Home Workout Programs>
+<Online Fitness Coaching, optimizes, Running Coaching>
+<Personalized Exercise Prescriptions, connectedTo, Online Fitness Coaching>
+<Personalized Exercise Prescriptions, distributes, Wearable Fitness Devices>
+<Posture Correction, rehabilitates, Mind_Body Connection>
+<Running Coaching, connectedTo, Motivation and Goal Setting>
+<Sports_Specific Training, monitors, Youth Fitness Programs>
+<Wearable Fitness Devices, strengthens, Outdoor Fitness Activities>
+<Youth Fitness Programs, advises, Outdoor Fitness Activities>
+<Youth Fitness Programs, connectedTo, Posture Correction>
diff --git a/test/graphviz/graph_easy/graphviz_256.dot b/test/graphviz/graph_easy/graphviz_256.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8cff189643a69b6e43fa1635994a69f892578220
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_256.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Alternative Therapies" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Detox Programs" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N2 [label="Chiropractic Care" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N3 [label="Meditation Coaching" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N4 [label="Resilience Building" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N5 [label="Spiritual Exploration" color="#FFF176" fillcolor="#FFFDE7" shape=folder style=filled]
+	N6 [label="Digital Detox" color="#FFB2A5" fillcolor="#FFDCD6" shape=hexagon style=filled]
+	N7 [label="Burnout Prevention" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N8 [label="Mindfulness Practice" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=tracks color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=sleeps color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=recommends color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=audits color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N1 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_256.txt b/test/graphviz/graph_easy/graphviz_256.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f08dab9c768ddccb6632201de6e5c2585afb203f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_256.txt
@@ -0,0 +1,9 @@
+<Alternative Therapies, tracks, Detox Programs>
+<Burnout Prevention, audits, Mindfulness Practice>
+<Chiropractic Care, sleeps, Meditation Coaching>
+<Detox Programs, connectedTo, Chiropractic Care>
+<Digital Detox, connectedTo, Burnout Prevention>
+<Meditation Coaching, connectedTo, Resilience Building>
+<Resilience Building, connectedTo, Spiritual Exploration>
+<Spiritual Exploration, connectedTo, Detox Programs>
+<Spiritual Exploration, recommends, Digital Detox>
diff --git a/test/graphviz/graph_easy/graphviz_257.dot b/test/graphviz/graph_easy/graphviz_257.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e64e858cf0880cfd8e304229748479e3f4185589
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_257.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Nutrition Guidance" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N1 [label="Social Connection Enhancement" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Financial Wellness Planning" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N3 [label="Aromatherapy Usage" color="#388E3C" fillcolor="#C8E6C9" shape=folder style=filled]
+	N4 [label="Detox Programs" color="#9FA9E1" fillcolor="#D6D9F0" shape=folder style=filled]
+	N5 [label="Journaling for Wellness" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N6 [label="Health Coaching" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N7 [label="Longevity Planning" color="#388E3C" fillcolor="#C8E6C9" shape=folder style=filled]
+	N8 [label="Resilience Building" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N9 [label="Nature Connection" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=coaches color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=engages color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=promotes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=counsels color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [label=meditates color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N0 [label=reduces color="#388E3C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_257.txt b/test/graphviz/graph_easy/graphviz_257.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1b255ff272d948dbb07b81eeb52adf7f50718b39
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_257.txt
@@ -0,0 +1,11 @@
+<Aromatherapy Usage, engages, Detox Programs>
+<Detox Programs, promotes, Journaling for Wellness>
+<Financial Wellness Planning, coaches, Aromatherapy Usage>
+<Health Coaching, counsels, Longevity Planning>
+<Journaling for Wellness, connectedTo, Health Coaching>
+<Journaling for Wellness, meditates, Detox Programs>
+<Longevity Planning, connectedTo, Resilience Building>
+<Longevity Planning, reduces, Nutrition Guidance>
+<Nutrition Guidance, connectedTo, Social Connection Enhancement>
+<Resilience Building, connectedTo, Nature Connection>
+<Social Connection Enhancement, connectedTo, Financial Wellness Planning>
diff --git a/test/graphviz/graph_easy/graphviz_258.dot b/test/graphviz/graph_easy/graphviz_258.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c9fcaa824d4c7007190b808824ad6dda6e413d4e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_258.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Community Wellness Programs" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Proactive Health Management" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N2 [label="Burnout Prevention" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N3 [label="Work_Life Balance Coaching" color="#A188D0" fillcolor="#DACBE3" shape=Mdiamond style=filled]
+	N4 [label="Nature Connection" color="#73C6BC" fillcolor="#D0EFEE" shape=parallelogram style=filled]
+	N5 [label="Spiritual Exploration" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N6 [label="Digital Detox" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N7 [label="Massage Therapy" color="#3F51B5" fillcolor="#C5CAE9" shape=oval style=filled]
+	N8 [label=Hydrotherapy color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N9 [label="Biofeedback Training" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N0 -> N1 [label=tracks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=mindfulness color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=develops color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=relaxes color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N0 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_258.txt b/test/graphviz/graph_easy/graphviz_258.txt
new file mode 100644
index 0000000000000000000000000000000000000000..70092210e8761caa70b0828183a3a5c1d4156968
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_258.txt
@@ -0,0 +1,10 @@
+<Burnout Prevention, mindfulness, Work_Life Balance Coaching>
+<Community Wellness Programs, tracks, Proactive Health Management>
+<Digital Detox, connectedTo, Massage Therapy>
+<Hydrotherapy, relaxes, Biofeedback Training>
+<Massage Therapy, connectedTo, Hydrotherapy>
+<Nature Connection, connectedTo, Spiritual Exploration>
+<Proactive Health Management, connectedTo, Burnout Prevention>
+<Spiritual Exploration, connectedTo, Digital Detox>
+<Work_Life Balance Coaching, develops, Nature Connection>
+<Work_Life Balance Coaching, educates, Community Wellness Programs>
diff --git a/test/graphviz/graph_easy/graphviz_259.txt b/test/graphviz/graph_easy/graphviz_259.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ad95a44547e9a9fa26e4471e15ed3c7d3de7641a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_259.txt
@@ -0,0 +1,10 @@
+<3D Rendering, connectedTo, Commercial Interior Design>
+<3D Rendering, connectedTo, Residential Interior Design>
+<Bedroom Design, connectedTo, Office Space Design>
+<Bedroom Design, promotes, Commercial Interior Design>
+<Color Scheme Selection, schedules, 3D Rendering>
+<Commercial Interior Design, measures, Healthcare Interior Design>
+<Healthcare Interior Design, sources, Lighting Design>
+<Lighting Design, connectedTo, Color Scheme Selection>
+<Post_Occupancy Evaluation, furnishes, Commercial Interior Design>
+<Residential Interior Design, connectedTo, Bedroom Design>
diff --git a/test/graphviz/graph_easy/graphviz_26.txt b/test/graphviz/graph_easy/graphviz_26.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5817bef964465e00dd197146504daa53dfbcb40a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_26.txt
@@ -0,0 +1,12 @@
+<Consolidation, connectedTo, Inventory Sync>
+<Container Loading, processes, Cargo Tracking>
+<Cross_docking, scans, Driver Check_in>
+<Customs Declaration, connectedTo, Supply Chain Visibility>
+<Delay Notification, automates, Freight Booking>
+<Driver Check_in, loads, Consolidation>
+<Freight Booking, connectedTo, Customs Declaration>
+<Inventory Sync, connectedTo, Container Loading>
+<Inventory Sync, connectedTo, Supply Chain Visibility>
+<Route Assignment, connectedTo, Consolidation>
+<Route Assignment, supports, Delay Notification>
+<Supply Chain Visibility, connectedTo, Cross_docking>
diff --git a/test/graphviz/graph_easy/graphviz_260.dot b/test/graphviz/graph_easy/graphviz_260.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3540c84f9ddc69e8391af9fe20946af78c3748e5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_260.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Space Planning" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N1 [label="Furniture Selection" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N2 [label="CAD Drafting" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N3 [label="Residential Interior Design" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N4 [label="Flooring Specification" color="#80DDEA" fillcolor="#D3F7F9" shape=folder style=filled]
+	N5 [label="Custom Furniture Design" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N6 [label="Living Room Design" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N7 [label="Office Space Design" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N8 [label="Wall Treatment Selection" color="#BDBDBD" fillcolor="#F5F5F5" shape=octagon style=filled]
+	N9 [label="Project Management" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N10 [label="Material and Finish Specification" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=transforms color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=sketches color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=photographs color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=renovates color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=installs color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=decorates color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=materials color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N0 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N6 [label=complies color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_260.txt b/test/graphviz/graph_easy/graphviz_260.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fcdcf4462384ef48e5497054f651346443533f1b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_260.txt
@@ -0,0 +1,12 @@
+<CAD Drafting, sketches, Residential Interior Design>
+<Custom Furniture Design, connectedTo, Space Planning>
+<Custom Furniture Design, installs, Living Room Design>
+<Flooring Specification, renovates, Custom Furniture Design>
+<Furniture Selection, transforms, CAD Drafting>
+<Living Room Design, decorates, Office Space Design>
+<Office Space Design, materials, Wall Treatment Selection>
+<Project Management, complies, Living Room Design>
+<Project Management, connectedTo, Material and Finish Specification>
+<Residential Interior Design, photographs, Flooring Specification>
+<Space Planning, connectedTo, Furniture Selection>
+<Wall Treatment Selection, connectedTo, Project Management>
diff --git a/test/graphviz/graph_easy/graphviz_261.dot b/test/graphviz/graph_easy/graphviz_261.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d024ca62b357e9a685ac19028ccd0c9a69274738
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_261.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Client Consultation" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Installation Supervision" color="#6FE1D5" fillcolor="#C9EFEC" shape=plaintext style=filled]
+	N2 [label="Residential Interior Design" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N3 [label="Lighting Design" color="#FFA726" fillcolor="#FFF3E0" shape=Mdiamond style=filled]
+	N4 [label="Material and Finish Specification" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N5 [label="Office Space Design" color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+	N6 [label="Project Management" color="#FFA726" fillcolor="#FFF3E0" shape=oval style=filled]
+	N7 [label="3D Rendering" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N8 [label="Hospitality Interior Design" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N9 [label="Bedroom Design" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=renders color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=renovates color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=showcases color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=measures color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=models color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N9 [label=decorates color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N4 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_262.dot b/test/graphviz/graph_easy/graphviz_262.dot
new file mode 100644
index 0000000000000000000000000000000000000000..802153426250a7b88e4ecbf0911a9059c435dc23
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_262.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Consecutive Interpretation" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N1 [label="Text_to_Speech Synthesis" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N2 [label="Live Event Translation" color="#E57373" fillcolor="#FFEBEE" shape=plaintext style=filled]
+	N3 [label="Subtitling Generation" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N4 [label="Offline Translation Capabilities" color="#CB9BE1" fillcolor="#F2E6F5" shape=folder style=filled]
+	N5 [label="Medical Translation" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N6 [label="Real_Time Document Translation" color="#E57373" fillcolor="#FFEBEE" shape=folder style=filled]
+	N7 [label="Sentiment Analysis in Translation" color="#E57373" fillcolor="#FFEBEE" shape=plaintext style=filled]
+	N8 [label="Meeting Translation Systems" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [label=streams color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=develops color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=learns color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=outputs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=inputs color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N2 [label=pronounces color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_262.txt b/test/graphviz/graph_easy/graphviz_262.txt
new file mode 100644
index 0000000000000000000000000000000000000000..99eee332fe925227f21b035bd2a431be743303b5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_262.txt
@@ -0,0 +1,10 @@
+<Consecutive Interpretation, streams, Text_to_Speech Synthesis>
+<Live Event Translation, learns, Subtitling Generation>
+<Medical Translation, connectedTo, Offline Translation Capabilities>
+<Medical Translation, connectedTo, Real_Time Document Translation>
+<Offline Translation Capabilities, connectedTo, Medical Translation>
+<Real_Time Document Translation, inputs, Sentiment Analysis in Translation>
+<Real_Time Document Translation, pronounces, Live Event Translation>
+<Sentiment Analysis in Translation, connectedTo, Meeting Translation Systems>
+<Subtitling Generation, outputs, Offline Translation Capabilities>
+<Text_to_Speech Synthesis, develops, Live Event Translation>
diff --git a/test/graphviz/graph_easy/graphviz_263.dot b/test/graphviz/graph_easy/graphviz_263.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b28a52088f2f89a621043cc3eead1c0064594eb2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_263.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Multimodal Translation" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Statistical Machine Translation" color="#F06292" fillcolor="#FCE4EC" shape=octagon style=filled]
+	N2 [label="Text_to_Speech Synthesis" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Machine Translation Engine" color="#F06292" fillcolor="#FCE4EC" shape=oval style=filled]
+	N4 [label="Tone Recognition" color="#C2B2F0" fillcolor="#EFE6FF" shape=diamond style=filled]
+	N5 [label="Social Media Translation" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N6 [label="Real_Time Document Translation" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N7 [label="Meeting Translation Systems" color="#C2B2F0" fillcolor="#EFE6FF" shape=Mdiamond style=filled]
+	N8 [label="Technical Manual Translation" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N9 [label="Continuous Learning Models for Translation" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N0 -> N1 [label=deploys color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=filters color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=integrates color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=improves color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=secures color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_263.txt b/test/graphviz/graph_easy/graphviz_263.txt
new file mode 100644
index 0000000000000000000000000000000000000000..44352cf315eccbb9d2d7c34cf10be9092ac515ed
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_263.txt
@@ -0,0 +1,10 @@
+<Machine Translation Engine, connectedTo, Tone Recognition>
+<Meeting Translation Systems, improves, Technical Manual Translation>
+<Multimodal Translation, connectedTo, Machine Translation Engine>
+<Multimodal Translation, deploys, Statistical Machine Translation>
+<Real_Time Document Translation, integrates, Meeting Translation Systems>
+<Social Media Translation, filters, Real_Time Document Translation>
+<Statistical Machine Translation, connectedTo, Text_to_Speech Synthesis>
+<Technical Manual Translation, secures, Continuous Learning Models for Translation>
+<Text_to_Speech Synthesis, connectedTo, Machine Translation Engine>
+<Tone Recognition, connectedTo, Social Media Translation>
diff --git a/test/graphviz/graph_easy/graphviz_264.dot b/test/graphviz/graph_easy/graphviz_264.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fac25f54021b0e7b61943d533f8bde81b60e7dd2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_264.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label="Language Detection" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Noise Reduction for Speech Input" color="#FFE470" fillcolor="#FFFAE0" shape=diamond style=filled]
+	N2 [label="Text_to_Speech Synthesis" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N3 [label="Pronunciation Correction" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N4 [label="Wearable Translation Devices" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N5 [label="Cross_Lingual Communication" color="#FFE470" fillcolor="#FFFAE0" shape=oval style=filled]
+	N6 [label="Accent Adaptation" color="#FFE470" fillcolor="#FFFAE0" shape=octagon style=filled]
+	N7 [label="Medical Translation" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=recognizes color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=understands color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=optimizes color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=inputs color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=learns color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_264.txt b/test/graphviz/graph_easy/graphviz_264.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c4d69c80ec6adb3e4b0ae499de26b01272cbdfa3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_264.txt
@@ -0,0 +1,9 @@
+<Accent Adaptation, learns, Medical Translation>
+<Cross_Lingual Communication, connectedTo, Accent Adaptation>
+<Language Detection, connectedTo, Noise Reduction for Speech Input>
+<Noise Reduction for Speech Input, connectedTo, Language Detection>
+<Noise Reduction for Speech Input, recognizes, Text_to_Speech Synthesis>
+<Pronunciation Correction, optimizes, Wearable Translation Devices>
+<Text_to_Speech Synthesis, connectedTo, Noise Reduction for Speech Input>
+<Text_to_Speech Synthesis, understands, Pronunciation Correction>
+<Wearable Translation Devices, inputs, Cross_Lingual Communication>
diff --git a/test/graphviz/graph_easy/graphviz_265.txt b/test/graphviz/graph_easy/graphviz_265.txt
new file mode 100644
index 0000000000000000000000000000000000000000..311634ddc9f239e97d969009264a7fb43ee36cc3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_265.txt
@@ -0,0 +1,8 @@
+<Airspace Management for Drones, connectedTo, Counter_Drone Systems>
+<Counter_Drone Systems, programs, Precision Agriculture>
+<Flight Planning Software, collects, Autonomous Flight>
+<Flight Planning Software, educates, Videography>
+<Inspection, identifies, Videography>
+<Precision Agriculture, connectedTo, Security Surveillance>
+<Security Surveillance, secures, Flight Planning Software>
+<Videography, connectedTo, Airspace Management for Drones>
diff --git a/test/graphviz/graph_easy/graphviz_266.dot b/test/graphviz/graph_easy/graphviz_266.dot
new file mode 100644
index 0000000000000000000000000000000000000000..398ddc30d3c1db9bbc3d89785dc4e304d2612def
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_266.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Drone Regulations Compliance" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Aerial Photography" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N2 [label="Propeller Design" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N3 [label="Wildlife Tracking" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N4 [label="Swarm Robotics for Drones" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N5 [label="Search and Rescue Operations" color="#00BCD4" fillcolor="#B2EBF2" shape=Mdiamond style=filled]
+	N6 [label="Drone Maintenance" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N7 [label="Delivery Services" color="#B0C5CD" fillcolor="#DFE7EB" shape=octagon style=filled]
+	N8 [label="Navigation System" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N9 [label="Flight Control System" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N10 [label="Drone Data Security" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N0 -> N1 [label=controls color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=trains color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=processes color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=applies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=records color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N10 [label=captures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_266.txt b/test/graphviz/graph_easy/graphviz_266.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ee7410dcfd13202e027392859c22598904cb55b0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_266.txt
@@ -0,0 +1,12 @@
+<Aerial Photography, trains, Propeller Design>
+<Delivery Services, connectedTo, Navigation System>
+<Drone Maintenance, records, Delivery Services>
+<Drone Regulations Compliance, connectedTo, Drone Maintenance>
+<Drone Regulations Compliance, controls, Aerial Photography>
+<Flight Control System, connectedTo, Drone Data Security>
+<Navigation System, captures, Drone Data Security>
+<Navigation System, connectedTo, Flight Control System>
+<Propeller Design, processes, Wildlife Tracking>
+<Search and Rescue Operations, connectedTo, Drone Maintenance>
+<Swarm Robotics for Drones, applies, Search and Rescue Operations>
+<Wildlife Tracking, connectedTo, Swarm Robotics for Drones>
diff --git a/test/graphviz/graph_easy/graphviz_268.txt b/test/graphviz/graph_easy/graphviz_268.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b09f3907294db5ea6ee8b389ce1862edfc90ff25
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_268.txt
@@ -0,0 +1,12 @@
+<Automatic Emergency Braking, informs, Vehicle_to_Infrastructure Communication>
+<Automatic Emergency Braking, protects, Parking Assistance Systems>
+<Edge Computing for AVs, connectedTo, Fleet Management>
+<Fail_Safe Systems, connectedTo, Sensor Integration>
+<Fleet Management, drives, Localization and Mapping>
+<Fleet Management, optimizes, Parking Assistance Systems>
+<Hardware Design, routes, Insurance Models for AVs>
+<Insurance Models for AVs, maps, Automatic Emergency Braking>
+<Localization and Mapping, connectedTo, Parking Assistance Systems>
+<Parking Assistance Systems, manufactures, Hardware Design>
+<Pedestrian Detection, connectedTo, Fail_Safe Systems>
+<Sensor Integration, controls, Edge Computing for AVs>
diff --git a/test/graphviz/graph_easy/graphviz_269.dot b/test/graphviz/graph_easy/graphviz_269.dot
new file mode 100644
index 0000000000000000000000000000000000000000..64b497b224ecaaafe159a6b02ec537924d7e4478
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_269.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Battery Management for EVs" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Remote Operation Capability" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N2 [label="Fail_Safe Systems" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N3 [label="Fleet Management" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N4 [label="Over_the_Air Updates" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N5 [label="Predictive Maintenance" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N6 [label="Cybersecurity for AVs" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N7 [label="Motion Control" color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N8 [label="Object Detection and Classification" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N0 -> N1 [label=warns color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=informs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=updates color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=validates color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=predicts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N3 [label=senses color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_269.txt b/test/graphviz/graph_easy/graphviz_269.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2fff0b7e8c7c9859e06bd70dc19c0f32103fc8eb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_269.txt
@@ -0,0 +1,9 @@
+<Battery Management for EVs, warns, Remote Operation Capability>
+<Cybersecurity for AVs, connectedTo, Motion Control>
+<Fail_Safe Systems, connectedTo, Fleet Management>
+<Fleet Management, updates, Over_the_Air Updates>
+<Motion Control, connectedTo, Object Detection and Classification>
+<Object Detection and Classification, senses, Fleet Management>
+<Over_the_Air Updates, validates, Predictive Maintenance>
+<Predictive Maintenance, predicts, Cybersecurity for AVs>
+<Remote Operation Capability, informs, Fail_Safe Systems>
diff --git a/test/graphviz/graph_easy/graphviz_27.dot b/test/graphviz/graph_easy/graphviz_27.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5c8486a502dddfb8d5da8a730e37b301812bb7ae
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_27.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=BT
+	N0 [label="Container Loading" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Order Picking" color="#F7BEE0" fillcolor="#FAEBF3" shape=hexagon style=filled]
+	N2 [label="Cargo Tracking" color="#795548" fillcolor="#D7CCC8" shape=oval style=filled]
+	N3 [label="Supply Chain Visibility" color="#795548" fillcolor="#D7CCC8" shape=plaintext style=filled]
+	N4 [label="Barcode Scanning" color="#F7BEE0" fillcolor="#FAEBF3" shape=oval style=filled]
+	N5 [label="Route Optimization Software" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N6 [label="Last_mile Dispatch" color="#795548" fillcolor="#D7CCC8" shape=hexagon style=filled]
+	N7 [label="Hub Transfer" color="#64B5F6" fillcolor="#E3F2FD" shape=plaintext style=filled]
+	N8 [label="Driver Check_in" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+	N9 [label="Damage Reporting" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N10 [label="Vehicle Loading" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N11 [label="Invoice Matching" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N0 -> N1 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=syncs color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=matches color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=plans color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=forecasts color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=coordinates color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N7 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_27.txt b/test/graphviz/graph_easy/graphviz_27.txt
new file mode 100644
index 0000000000000000000000000000000000000000..75b38c5ffbc198a2e0d7daef73e892ca91942a12
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_27.txt
@@ -0,0 +1,12 @@
+<Barcode Scanning, plans, Route Optimization Software>
+<Cargo Tracking, matches, Supply Chain Visibility>
+<Container Loading, connectedTo, Hub Transfer>
+<Container Loading, connectedTo, Order Picking>
+<Damage Reporting, connectedTo, Vehicle Loading>
+<Driver Check_in, connectedTo, Damage Reporting>
+<Hub Transfer, coordinates, Driver Check_in>
+<Last_mile Dispatch, connectedTo, Hub Transfer>
+<Order Picking, syncs, Cargo Tracking>
+<Route Optimization Software, forecasts, Last_mile Dispatch>
+<Supply Chain Visibility, connectedTo, Barcode Scanning>
+<Vehicle Loading, connectedTo, Invoice Matching>
diff --git a/test/graphviz/graph_easy/graphviz_270.dot b/test/graphviz/graph_easy/graphviz_270.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5e88217a7b2b720fc0086d3b6677a0eda02578ee
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_270.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Regulatory Compliance" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N1 [label="Ethical Decision_Making" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N2 [label="Simulation Environment Development" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N3 [label="Lane Keeping Assist" color="#90A4AE" fillcolor="#ECEFF1" shape=folder style=filled]
+	N4 [label="Remote Operation Capability" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N5 [label="Cybersecurity for AVs" color="#BCB88A" fillcolor="#F5F5DC" shape=octagon style=filled]
+	N6 [label="Object Detection and Classification" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N7 [label="Automatic Emergency Braking" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N8 [label="Fleet Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [label=operates color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=complies color="#90A4AE" 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=certifies color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [label=secures color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N5 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_270.txt b/test/graphviz/graph_easy/graphviz_270.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ed59b4e176efd8cc4a8b3fac7fbb5cf92033dc7b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_270.txt
@@ -0,0 +1,10 @@
+<Automatic Emergency Braking, connectedTo, Fleet Management>
+<Cybersecurity for AVs, connectedTo, Object Detection and Classification>
+<Ethical Decision_Making, complies, Simulation Environment Development>
+<Ethical Decision_Making, connectedTo, Cybersecurity for AVs>
+<Fleet Management, secures, Remote Operation Capability>
+<Lane Keeping Assist, connectedTo, Remote Operation Capability>
+<Object Detection and Classification, connectedTo, Automatic Emergency Braking>
+<Regulatory Compliance, operates, Ethical Decision_Making>
+<Remote Operation Capability, certifies, Cybersecurity for AVs>
+<Simulation Environment Development, connectedTo, Lane Keeping Assist>
diff --git a/test/graphviz/graph_easy/graphviz_272.txt b/test/graphviz/graph_easy/graphviz_272.txt
new file mode 100644
index 0000000000000000000000000000000000000000..49de6b5ef44a9a62f4b7266d8b7851e71956b12d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_272.txt
@@ -0,0 +1,10 @@
+<Customer Support, forecasts, Dynamic Pricing>
+<Customer Support, services, Payment Processing>
+<Data Analytics for Usage Patterns, connectedTo, Vehicle Location Tracking>
+<Dynamic Pricing, connectedTo, Parking Integration>
+<Parking Integration, connectedTo, Data Analytics for Usage Patterns>
+<Payment Processing, connectedTo, Dynamic Pricing>
+<Scooter_sharing Services, connectedTo, User Rating and Feedback Systems>
+<User Rating and Feedback Systems, connectedTo, Customer Support>
+<User Registration, regulates, Vehicle Rebalancing>
+<Vehicle Location Tracking, optimizes, User Registration>
diff --git a/test/graphviz/graph_easy/graphviz_273.txt b/test/graphviz/graph_easy/graphviz_273.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ba818815d062536239f48c0a83c3d57a24ea6c77
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_273.txt
@@ -0,0 +1,10 @@
+<Accessibility for Users, connectedTo, Public_Private Partnerships>
+<Bike_sharing Services, secures, Passenger Safety Protocols>
+<Car_sharing Services, complies, Accessibility for Users>
+<Charging or Refueling Logistics, regulates, Micro_mobility Management>
+<Micro_mobility Management, connectedTo, Supply_Demand Balancing>
+<Passenger Safety Protocols, locates, Ticketing and Fare Collection>
+<Public_Private Partnerships, verifies, Bike_sharing Services>
+<Supply_Demand Balancing, connectedTo, Car_sharing Services>
+<Supply_Demand Balancing, innovates, Bike_sharing Services>
+<Ticketing and Fare Collection, connectedTo, Passenger Safety Protocols>
diff --git a/test/graphviz/graph_easy/graphviz_274.dot b/test/graphviz/graph_easy/graphviz_274.dot
new file mode 100644
index 0000000000000000000000000000000000000000..30e7e01c9bf7b2792ca8d8c0641298abb9fe691e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_274.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Customer Support" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Dynamic Pricing" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N2 [label="Cloud_based Parking Platforms" color="#C0CA33" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N3 [label="Navigation to Open Space" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N4 [label="Demand Forecasting" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N5 [label="Ticketing System Integration" color="#C0CA33" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N6 [label="Mobile Parking Apps" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N7 [label="Parking Guidance Systems" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N8 [label="Automated Payment" color="#C0CA33" fillcolor="#F9FBE7" shape=folder style=filled]
+	N9 [label="Edge Computing for Parking Data" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=upgrades color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=pays color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=alerts color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=secures color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N2 [label=navigates color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_274.txt b/test/graphviz/graph_easy/graphviz_274.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a0e6f7eccb4dc3e522cb7c803e8cbd3a95245744
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_274.txt
@@ -0,0 +1,11 @@
+<Automated Payment, secures, Edge Computing for Parking Data>
+<Cloud_based Parking Platforms, connectedTo, Navigation to Open Space>
+<Customer Support, connectedTo, Dynamic Pricing>
+<Demand Forecasting, connectedTo, Ticketing System Integration>
+<Demand Forecasting, navigates, Cloud_based Parking Platforms>
+<Dynamic Pricing, connectedTo, Cloud_based Parking Platforms>
+<Edge Computing for Parking Data, connectedTo, Customer Support>
+<Mobile Parking Apps, alerts, Parking Guidance Systems>
+<Navigation to Open Space, upgrades, Demand Forecasting>
+<Parking Guidance Systems, connectedTo, Automated Payment>
+<Ticketing System Integration, pays, Mobile Parking Apps>
diff --git a/test/graphviz/graph_easy/graphviz_275.dot b/test/graphviz/graph_easy/graphviz_275.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4a463d919d4605fca11caef3c0fbf5f72d0249a8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_275.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Access Control Systems" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N1 [label="Smart Parking Meters" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N2 [label="Ticketing System Integration" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N3 [label="Automated Payment" color="#8C9EFF" fillcolor="#D3D7EB" shape=diamond style=filled]
+	N4 [label="Enforcement and Fines Management" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N5 [label="Automated Parking Garages" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N6 [label="Emergency Vehicle Access Management" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N7 [label="On_Street Parking Management" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N8 [label="Violation Detection" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N9 [label="Integration with Navigation Apps" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N10 [label="Electric Vehicle Charging Integration" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=filters color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=sells color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=predicts color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=repairs color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=secures color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=maintains color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=informs color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_276.txt b/test/graphviz/graph_easy/graphviz_276.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4cd33434bafb5a4c1c830f7114ca9e1c7eadcddf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_276.txt
@@ -0,0 +1,9 @@
+<Barrier Gate Control, connectedTo, Smart Parking Meters>
+<Billing and Reconciliation, connectedTo, Customer Support>
+<Cloud_based Parking Platforms, connectedTo, Event Parking Management>
+<Customer Support, connectedTo, Event Parking Management>
+<Customer Support, displays, Billing and Reconciliation>
+<Customer Support, navigates, License Plate Recognition>
+<License Plate Recognition, connectedTo, Cloud_based Parking Platforms>
+<Mobile Parking Apps, licenses, Barrier Gate Control>
+<Smart Parking Meters, identifies, Billing and Reconciliation>
diff --git a/test/graphviz/graph_easy/graphviz_278.dot b/test/graphviz/graph_easy/graphviz_278.dot
new file mode 100644
index 0000000000000000000000000000000000000000..73be662c59ae5426cf325215a8b1ebd1b6ae26ff
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_278.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Venue Capacity Management" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Event Creation" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N2 [label="Subscription or Season Pass Management" color="#66BB6A" fillcolor="#E8F5E9" shape=oval style=filled]
+	N3 [label="Event Promotion Tools" color="#90A4AE" fillcolor="#ECEFF1" shape=plaintext style=filled]
+	N4 [label="Customer Relationship Management Integration" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N5 [label="Post_Event Feedback Collection" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N6 [label="Personalized Ticket Offers" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N7 [label="Public Transport Ticketing" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N0 -> N1 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=reserves color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=tracks color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=maintains color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=redeems color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N2 [label=monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_278.txt b/test/graphviz/graph_easy/graphviz_278.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d7e10fff74880607997e6fa2cf344ff930eee268
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_278.txt
@@ -0,0 +1,8 @@
+<Customer Relationship Management Integration, connectedTo, Post_Event Feedback Collection>
+<Event Creation, reserves, Subscription or Season Pass Management>
+<Event Promotion Tools, maintains, Customer Relationship Management Integration>
+<Personalized Ticket Offers, monitors, Subscription or Season Pass Management>
+<Personalized Ticket Offers, redeems, Public Transport Ticketing>
+<Post_Event Feedback Collection, connectedTo, Personalized Ticket Offers>
+<Subscription or Season Pass Management, tracks, Event Promotion Tools>
+<Venue Capacity Management, connectedTo, Event Creation>
diff --git a/test/graphviz/graph_easy/graphviz_279.dot b/test/graphviz/graph_easy/graphviz_279.dot
new file mode 100644
index 0000000000000000000000000000000000000000..047e98f2951deba43e542dfd0481c74eda1952e2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_279.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Waiting List Management" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Agent Network Management" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N2 [label="Queue Management" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N3 [label="Museum Ticketing" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N4 [label="Dynamic Pricing" color="#3F51B5" fillcolor="#C5CAE9" shape=octagon style=filled]
+	N5 [label="Venue Capacity Management" color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+	N6 [label="Subscription or Season Pass Management" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N7 [label="Order Confirmation" color="#FF9800" fillcolor="#FFE0B2" shape=folder style=filled]
+	N8 [label="Fan Loyalty Programs" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N9 [label="Seat Mapping" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N10 [label="Analytics on Sales Data" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N11 [label="Audience Segmentation" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N0 -> N1 [label=forecasts color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=refunds color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=troubleshoots color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=issues color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=scans color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#3F51B5" 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 [label=tracks color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=validates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N11 [label=creates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_279.txt b/test/graphviz/graph_easy/graphviz_279.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1c10789dc5fc0f920e747bd13c930e7782861433
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_279.txt
@@ -0,0 +1,12 @@
+<Agent Network Management, refunds, Queue Management>
+<Analytics on Sales Data, validates, Audience Segmentation>
+<Dynamic Pricing, scans, Venue Capacity Management>
+<Fan Loyalty Programs, connectedTo, Seat Mapping>
+<Fan Loyalty Programs, creates, Audience Segmentation>
+<Museum Ticketing, issues, Dynamic Pricing>
+<Order Confirmation, connectedTo, Fan Loyalty Programs>
+<Queue Management, troubleshoots, Museum Ticketing>
+<Seat Mapping, tracks, Analytics on Sales Data>
+<Subscription or Season Pass Management, connectedTo, Order Confirmation>
+<Venue Capacity Management, connectedTo, Subscription or Season Pass Management>
+<Waiting List Management, forecasts, Agent Network Management>
diff --git a/test/graphviz/graph_easy/graphviz_28.dot b/test/graphviz/graph_easy/graphviz_28.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c32fa9bc3bf10a55443729705191ce3498a53692
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_28.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Plan Selection" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Number Porting" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N2 [label="Fiber Optic Deployment" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N3 [label="Network Security Monitoring" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N4 [label="Spectrum Management" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N5 [label="Issue Resolution" color="#A2D0FF" fillcolor="#E8F0FF" shape=plaintext style=filled]
+	N6 [label="Roaming Activation" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N7 [label="Fraudulent Call Blocking" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N8 [label="Billing Inquiry" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N9 [label="Antenna Maintenance" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N0 -> N1 [label=ports color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="tops up" color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=records color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=notifies color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=licenses color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N4 [label=generates color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_280.dot b/test/graphviz/graph_easy/graphviz_280.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f8d8617d4b3da2469c02ed54dfded055de1e4981
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_280.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Ballot Creation" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Touchscreen Voting Machines" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N2 [label="Secure Data Transmission" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N3 [label="Cybersecurity for Voting Systems" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N4 [label="System Certification" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N5 [label="Risk Management for Elections" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N6 [label="Threat Modeling" color="#C0CA33" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N7 [label=Auditability color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N8 [label="Undue Influence Prevention" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N9 [label="Software Integrity Checks" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N10 [label="Hardware Tamper Detection" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N0 -> N1 [label=audits color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=prevents color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=registers color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=facilitates color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=verifies color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=encrypts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N1 [label=develops color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N9 [label=detects color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_281.dot b/test/graphviz/graph_easy/graphviz_281.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0ac113b9b7e5c320c96ea3555505cbbd3033b896
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_281.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Anonymous Credential Systems" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Hardware Tamper Detection" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N2 [label="Optical Scan Systems" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N3 [label="Public Trust Building" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N4 [label="Online Voting Systems" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N5 [label="Security Protocols" color="#E0E0E0" fillcolor="#EBEBEB" shape=oval style=filled]
+	N6 [label="Cryptographic Security" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N7 [label="Voter Privacy Protection" color="#E0E0E0" fillcolor="#EBEBEB" shape=parallelogram style=filled]
+	N8 [label="Ballot Creation" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N9 [label="Post_Election Audits" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N0 -> N1 [label=stores color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=communicates color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=detects color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=prevents color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=upgrades color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=implements color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N5 -> N1 [color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_282.txt b/test/graphviz/graph_easy/graphviz_282.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ed4310a5e42349dbcfa654ab2be41742bdc0fedc
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_282.txt
@@ -0,0 +1,10 @@
+<Auditability, encrypts, Results Aggregation>
+<Blockchain for Voting, facilitates, Voter Registration>
+<Results Aggregation, detects, Vote Counting>
+<Security Protocols, registers, Blockchain for Voting>
+<Transparency, connectedTo, Security Protocols>
+<Vote Counting, connectedTo, Voter Authentication>
+<Voter Authentication, connectedTo, Transparency>
+<Voter Registration, casts, Auditability>
+<Voter Registration, connectedTo, Voting Machine Design>
+<Voting Machine Design, connectedTo, Voter Authentication>
diff --git a/test/graphviz/graph_easy/graphviz_283.txt b/test/graphviz/graph_easy/graphviz_283.txt
new file mode 100644
index 0000000000000000000000000000000000000000..beddf66768a12e970c09c6ac99be00e14e479c25
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_283.txt
@@ -0,0 +1,9 @@
+<Communication Strategy, connectedTo, International Policy Analysis>
+<International Policy Analysis, connectedTo, Option Generation>
+<Local Government Policy, connectedTo, Communication Strategy>
+<Non_profit Policy Influence, interprets, Stakeholder Analysis>
+<Option Generation, connectedTo, Public Opinion Research>
+<Policy Evaluation, recommends, Non_profit Policy Influence>
+<Qualitative Analysis, connectedTo, Communication Strategy>
+<Qualitative Analysis, informs, Local Government Policy>
+<Stakeholder Analysis, influences, Qualitative Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_284.txt b/test/graphviz/graph_easy/graphviz_284.txt
new file mode 100644
index 0000000000000000000000000000000000000000..01d5ba741e66a79bf1874dda4d3e28dcecc478d7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_284.txt
@@ -0,0 +1,8 @@
+<Budgetary Implications, evaluates, Implementation Plan Development>
+<Comparative Policy Analysis, connectedTo, Political Feasibility Assessment>
+<Criteria Establishment, influences, Data Visualization for Policy>
+<Criteria Establishment, proposes, Evidence_Based Policymaking>
+<Evidence_Based Policymaking, trains, Criteria Establishment>
+<Implementation Plan Development, advocates, Policy Advocacy and Lobbying>
+<Policy Advocacy and Lobbying, connectedTo, Comparative Policy Analysis>
+<Political Feasibility Assessment, connectedTo, Evidence_Based Policymaking>
diff --git a/test/graphviz/graph_easy/graphviz_285.txt b/test/graphviz/graph_easy/graphviz_285.txt
new file mode 100644
index 0000000000000000000000000000000000000000..754913eaf534683c07f16b388dd19e5774c39c9c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_285.txt
@@ -0,0 +1,10 @@
+<Cost_Benefit Analysis, trains, Policy Brief Writing>
+<Data Visualization for Policy, protects, Ethical Considerations>
+<Ethical Considerations, connectedTo, Interagency Coordination>
+<Evidence_Based Policymaking, connectedTo, Cost_Benefit Analysis>
+<Forecasting and Scenario Planning, connectedTo, Data Visualization for Policy>
+<Interagency Coordination, connectedTo, Public Consultation Process>
+<Interagency Coordination, models, Forecasting and Scenario Planning>
+<Option Generation, connectedTo, Forecasting and Scenario Planning>
+<Policy Advocacy and Lobbying, consults, Evidence_Based Policymaking>
+<Public Consultation Process, validates, Policy Advocacy and Lobbying>
diff --git a/test/graphviz/graph_easy/graphviz_287.dot b/test/graphviz/graph_easy/graphviz_287.dot
new file mode 100644
index 0000000000000000000000000000000000000000..59b60cd605f4f2b6837de05b0187f239ab19b18f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_287.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Theory Development" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Research Design" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N2 [label="Research Collaboration" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N3 [label="Survey Design" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N4 [label="Data Management Plan" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N5 [label="Statistical Analysis" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N6 [label="Experiment Design" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N7 [label="Public Engagement with Research" color="#FFEB3B" fillcolor="#FFF9C4" shape=oval style=filled]
+	N8 [label="Journal Publication" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+	N9 [label="Data Visualization for Research" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [label="peer review" color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=patents color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=investigates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=integrity color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=assesses color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N4 [label=hypothesizes color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_288.txt b/test/graphviz/graph_easy/graphviz_288.txt
new file mode 100644
index 0000000000000000000000000000000000000000..15f428b74cf438c3fac40d88fa73025d9bd1d802
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_288.txt
@@ -0,0 +1,9 @@
+<Bias Mitigation, connectedTo, Open Science Practices>
+<Data Collection, connectedTo, Sampling Techniques>
+<Data Visualization for Research, archives, Peer Review Process>
+<Data Visualization for Research, reviews, Funding Agency Reporting>
+<Funding Agency Reporting, connectedTo, Research Ethics Application>
+<Open Science Practices, open science, Data Collection>
+<Peer Review Process, educates, Data Analysis>
+<Research Ethics Application, experimentals, Bias Mitigation>
+<Sampling Techniques, peer review, Peer Review Process>
diff --git a/test/graphviz/graph_easy/graphviz_289.dot b/test/graphviz/graph_easy/graphviz_289.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b95c33abba9f171bae1c6fe20e797dc54355d88d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_289.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label="Self_Checkout Kiosks" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Digital Resource Management" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Personalized Recommendations" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N3 [label="Linked Data for Libraries" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N4 [label="Archival Integration" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N5 [label="Search Functionality" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N6 [label="Reporting and Analytics" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N7 [label="User Account Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label=renews color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=acquires color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=processes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=preserves color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N0 [label=weeds color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_29.dot b/test/graphviz/graph_easy/graphviz_29.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6bf626bf0c353f2cd1dc01288ba250f8e1a7e7fb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_29.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Plan Selection" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Outage Detection" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N2 [label="Call Recording" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N3 [label="Bandwidth Allocation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Plan Renewal" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+	N5 [label="Billing Inquiry" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N6 [label="SMS Delivery" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N7 [label="Device Setup" color="#9C27B0" fillcolor="#E1BEE7" shape=octagon style=filled]
+	N8 [label="Service Complaint" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N9 [label="Technical Support Escalation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N10 [label="Plan Suspension" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=supports color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=generates color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=bills color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=monitors color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N8 [label=renews color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_29.txt b/test/graphviz/graph_easy/graphviz_29.txt
new file mode 100644
index 0000000000000000000000000000000000000000..077d4c9c8f90cd1438505812b12722e2b3360cb0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_29.txt
@@ -0,0 +1,12 @@
+<Bandwidth Allocation, generates, Plan Renewal>
+<Billing Inquiry, connectedTo, SMS Delivery>
+<Billing Inquiry, renews, Service Complaint>
+<Call Recording, supports, Bandwidth Allocation>
+<Device Setup, bills, Service Complaint>
+<Outage Detection, connectedTo, Call Recording>
+<Plan Renewal, connectedTo, Billing Inquiry>
+<Plan Selection, connectedTo, Outage Detection>
+<SMS Delivery, connectedTo, Device Setup>
+<Service Complaint, connectedTo, Call Recording>
+<Service Complaint, monitors, Technical Support Escalation>
+<Technical Support Escalation, connectedTo, Plan Suspension>
diff --git a/test/graphviz/graph_easy/graphviz_290.dot b/test/graphviz/graph_easy/graphviz_290.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c6d699aea6a4508513410ae2f49c26b413bd8983
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_290.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Database Management" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Technical Support for Systems" color="#4DD0E1" fillcolor="#C9F0F0" shape=diamond style=filled]
+	N2 [label="Linked Data for Libraries" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N3 [label="Open Access Repository Management" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N4 [label="Federated Search" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N5 [label="Data Migration" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N6 [label="Library Management Systems" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N7 [label="Search Functionality" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N8 [label="Cataloging and Classification" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=manages color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=processes color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=digitizes color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=reports color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_290.txt b/test/graphviz/graph_easy/graphviz_290.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9be2630b83200da9a8c67ee322822ec30cf8f299
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_290.txt
@@ -0,0 +1,10 @@
+<Data Migration, digitizes, Library Management Systems>
+<Database Management, connectedTo, Technical Support for Systems>
+<Federated Search, processes, Data Migration>
+<Library Management Systems, connectedTo, Linked Data for Libraries>
+<Library Management Systems, reports, Search Functionality>
+<Linked Data for Libraries, manages, Open Access Repository Management>
+<Open Access Repository Management, connectedTo, Federated Search>
+<Open Access Repository Management, connectedTo, Technical Support for Systems>
+<Search Functionality, connectedTo, Cataloging and Classification>
+<Technical Support for Systems, connectedTo, Linked Data for Libraries>
diff --git a/test/graphviz/graph_easy/graphviz_291.dot b/test/graphviz/graph_easy/graphviz_291.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e8a5aaf0342fae9bb19a7f5955812628ae1c0144
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_291.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="Open Access Repository Management" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Automated Materials Handling" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N2 [label=Acquisitions color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N3 [label="Federated Search" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N4 [label="Patron Services" color="#FFD54F" fillcolor="#FFF8E1" shape=parallelogram style=filled]
+	N5 [label="Online Public Access Catalog" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N6 [label="Resource Sharing Networks" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N7 [label="Preservation of Materials" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N8 [label="Technical Support for Systems" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N9 [label="Collection Development" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N0 -> N1 [label=assists color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=organizes color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=trains color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=supports color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_291.txt b/test/graphviz/graph_easy/graphviz_291.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b6bbefe2549fd1599aac93ed9e1575121c3db1a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_291.txt
@@ -0,0 +1,10 @@
+<Acquisitions, organizes, Federated Search>
+<Automated Materials Handling, connectedTo, Acquisitions>
+<Automated Materials Handling, connectedTo, Patron Services>
+<Federated Search, connectedTo, Patron Services>
+<Online Public Access Catalog, connectedTo, Resource Sharing Networks>
+<Open Access Repository Management, assists, Automated Materials Handling>
+<Patron Services, trains, Online Public Access Catalog>
+<Preservation of Materials, connectedTo, Technical Support for Systems>
+<Resource Sharing Networks, supports, Preservation of Materials>
+<Technical Support for Systems, connectedTo, Collection Development>
diff --git a/test/graphviz/graph_easy/graphviz_292.txt b/test/graphviz/graph_easy/graphviz_292.txt
new file mode 100644
index 0000000000000000000000000000000000000000..31a5ca9b00091d3650d2e8744f786ed79fbc4169
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_292.txt
@@ -0,0 +1,10 @@
+<Data Migration for Digital Archives, connectedTo, Database Management>
+<Database Management, connectedTo, Grant Writing for Archives>
+<Emulation for Obsolete Formats, connectedTo, Legal and Ethical Compliance>
+<Grant Writing for Archives, connectedTo, Records Retention Scheduling>
+<Legal and Ethical Compliance, governs, Data Migration for Digital Archives>
+<Oral History Collection, regulates, Preservation Planning>
+<Preservation Planning, validates, Web Archiving>
+<Public Access Systems, connectedTo, Grant Writing for Archives>
+<Public Access Systems, publishes, Oral History Collection>
+<Records Retention Scheduling, consults, Public Access Systems>
diff --git a/test/graphviz/graph_easy/graphviz_293.dot b/test/graphviz/graph_easy/graphviz_293.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d81a6d77e235abe9f52e0e67f9d39bed66004e43
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_293.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Researchers Support" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N1 [label="Disaster Preparedness for Archives" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Records Management Integration" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N3 [label="Environmental Control" color="#6EB76D" fillcolor="#E9F7E8" shape=folder style=filled]
+	N4 [label="Acquisition and Accessioning" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N5 [label="Oral History Collection" color="#9FA9E1" fillcolor="#D6D9F0" shape=hexagon style=filled]
+	N6 [label="User Interface for Digital Archives" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+	N7 [label="Exhibition Curation" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N8 [label="Appraisal and Selection" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [label=advises color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=develops color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=regulates color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=stores color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_293.txt b/test/graphviz/graph_easy/graphviz_293.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e2aebfab062986c50e98aa24a017542503c633f8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_293.txt
@@ -0,0 +1,9 @@
+<Acquisition and Accessioning, stores, Oral History Collection>
+<Disaster Preparedness for Archives, connectedTo, Records Management Integration>
+<Environmental Control, connectedTo, Disaster Preparedness for Archives>
+<Environmental Control, regulates, Acquisition and Accessioning>
+<Exhibition Curation, connectedTo, Appraisal and Selection>
+<Oral History Collection, connectedTo, User Interface for Digital Archives>
+<Records Management Integration, develops, Environmental Control>
+<Researchers Support, advises, Disaster Preparedness for Archives>
+<User Interface for Digital Archives, connectedTo, Exhibition Curation>
diff --git a/test/graphviz/graph_easy/graphviz_294.dot b/test/graphviz/graph_easy/graphviz_294.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bf753aa69077e294bacf0de4e1b235bcf9c203fe
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_294.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Serialization and Item Control" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Appraisal and Selection" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N2 [label="Subject Indexing for Archives" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N3 [label="Oral History Collection" color="#6FE1D5" fillcolor="#C9EFEC" shape=octagon style=filled]
+	N4 [label="Records Transfer Processes" color="#6FE1D5" fillcolor="#C9EFEC" shape=oval style=filled]
+	N5 [label="Records Management Integration" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N6 [label="Born_Digital Archiving" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N7 [label="Emulation for Obsolete Formats" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N8 [label="Security of Holdings" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+	N9 [label="Digital Forensics for Archives" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [label=protects color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=advises color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=preserves color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=monitors color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=processes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=arranges color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N7 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_294.txt b/test/graphviz/graph_easy/graphviz_294.txt
new file mode 100644
index 0000000000000000000000000000000000000000..67723db4057a8e7999fe4aa75ac88bbc320c82a6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_294.txt
@@ -0,0 +1,11 @@
+<Appraisal and Selection, advises, Subject Indexing for Archives>
+<Appraisal and Selection, connectedTo, Digital Forensics for Archives>
+<Born_Digital Archiving, monitors, Emulation for Obsolete Formats>
+<Emulation for Obsolete Formats, processes, Security of Holdings>
+<Oral History Collection, connectedTo, Emulation for Obsolete Formats>
+<Oral History Collection, connectedTo, Records Transfer Processes>
+<Records Management Integration, connectedTo, Born_Digital Archiving>
+<Records Transfer Processes, connectedTo, Records Management Integration>
+<Security of Holdings, arranges, Digital Forensics for Archives>
+<Serialization and Item Control, protects, Appraisal and Selection>
+<Subject Indexing for Archives, preserves, Oral History Collection>
diff --git a/test/graphviz/graph_easy/graphviz_295.dot b/test/graphviz/graph_easy/graphviz_295.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9f32014f1d58a81339a338a7c7342fbff35c7898
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_295.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Security Systems Integration" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N1 [label="Crowdsourcing for Collections" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N2 [label="Robotics in Exhibits" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N3 [label="RFID for Object Tracking" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N4 [label="Soundscape Design" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+	N5 [label="Educational Technology Integration" color="#F06292" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N6 [label="Digital Preservation Strategies" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N7 [label="Digital Archiving" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N8 [label="Mobile App Development" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N9 [label="Gamification of Museum Experiences" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N10 [label="Conservation Technology" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=installs color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=tracks color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=scans color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=develops color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=renders color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N5 [label=protects color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_295.txt b/test/graphviz/graph_easy/graphviz_295.txt
new file mode 100644
index 0000000000000000000000000000000000000000..72c2f0da73d61016cb269e3d7e15c2f620ea2ed2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_295.txt
@@ -0,0 +1,11 @@
+<Crowdsourcing for Collections, connectedTo, Robotics in Exhibits>
+<Digital Archiving, develops, Mobile App Development>
+<Digital Archiving, protects, Educational Technology Integration>
+<Digital Preservation Strategies, connectedTo, Digital Archiving>
+<Educational Technology Integration, scans, Digital Preservation Strategies>
+<Gamification of Museum Experiences, renders, Conservation Technology>
+<Mobile App Development, connectedTo, Gamification of Museum Experiences>
+<RFID for Object Tracking, connectedTo, Soundscape Design>
+<Robotics in Exhibits, installs, RFID for Object Tracking>
+<Security Systems Integration, connectedTo, Crowdsourcing for Collections>
+<Soundscape Design, tracks, Educational Technology Integration>
diff --git a/test/graphviz/graph_easy/graphviz_296.dot b/test/graphviz/graph_easy/graphviz_296.dot
new file mode 100644
index 0000000000000000000000000000000000000000..60540ff36611aa6387569f582f1295f90734aedd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_296.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Conservation Technology" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N1 [label="Content Management Systems" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label="Fundraising Technology" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N3 [label="Digital Archiving" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N4 [label="Member Management Systems" color="#61CAC3" fillcolor="#C2E8E6" shape=folder style=filled]
+	N5 [label="Database Management" color="#61CAC3" fillcolor="#C2E8E6" shape=parallelogram style=filled]
+	N6 [label="Interactive Display Development" color="#61CAC3" fillcolor="#C2E8E6" shape=plaintext style=filled]
+	N7 [label="Community Engagement Platforms" color="#FFA726" fillcolor="#FFF3E0" shape=oval style=filled]
+	N8 [label="Multisensory Exhibits" color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N9 [label="Ticketing and Visitor Systems" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N10 [label="Online Shop Integration" color="#FFA726" fillcolor="#FFF3E0" shape=folder style=filled]
+	N11 [label="Augmented Reality Experiences" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [label=analyzes color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=designs color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=integrates color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=interacts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=informs color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N4 [label=maintains color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N9 -> N3 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_296.txt b/test/graphviz/graph_easy/graphviz_296.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3a72fd6d08d5c47a6d647bc4b32450f7fdeb207c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_296.txt
@@ -0,0 +1,13 @@
+<Community Engagement Platforms, interacts, Multisensory Exhibits>
+<Conservation Technology, analyzes, Content Management Systems>
+<Content Management Systems, designs, Fundraising Technology>
+<Database Management, connectedTo, Interactive Display Development>
+<Database Management, maintains, Member Management Systems>
+<Digital Archiving, integrates, Member Management Systems>
+<Fundraising Technology, connectedTo, Digital Archiving>
+<Interactive Display Development, connectedTo, Community Engagement Platforms>
+<Member Management Systems, connectedTo, Database Management>
+<Multisensory Exhibits, connectedTo, Ticketing and Visitor Systems>
+<Online Shop Integration, educates, Augmented Reality Experiences>
+<Ticketing and Visitor Systems, connectedTo, Digital Archiving>
+<Ticketing and Visitor Systems, informs, Online Shop Integration>
diff --git a/test/graphviz/graph_easy/graphviz_297.dot b/test/graphviz/graph_easy/graphviz_297.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6c50c99ac259135439e598de7c49035cc6e6457d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_297.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Gamification of Museum Experiences" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Visitor Analytics" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N2 [label="Conservation Technology" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N3 [label="RFID for Object Tracking" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N4 [label="Educational Technology Integration" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N5 [label="Digital Signage" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N6 [label="Crowdsourcing for Collections" color="#BDBDBD" fillcolor="#F5F5F5" shape=parallelogram style=filled]
+	N7 [label="Wayfinding Systems" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N8 [label="Accessibility Technology for Visitors" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=designs color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=preserves color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=protects color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=guides color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=digitizes color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_297.txt b/test/graphviz/graph_easy/graphviz_297.txt
new file mode 100644
index 0000000000000000000000000000000000000000..017fcd70a5c0f199664149eff1c0c73a3ddee66c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_297.txt
@@ -0,0 +1,9 @@
+<Conservation Technology, connectedTo, RFID for Object Tracking>
+<Crowdsourcing for Collections, guides, Wayfinding Systems>
+<Digital Signage, connectedTo, Conservation Technology>
+<Digital Signage, protects, Crowdsourcing for Collections>
+<Educational Technology Integration, preserves, Digital Signage>
+<Gamification of Museum Experiences, connectedTo, Visitor Analytics>
+<RFID for Object Tracking, connectedTo, Educational Technology Integration>
+<Visitor Analytics, designs, Conservation Technology>
+<Wayfinding Systems, digitizes, Accessibility Technology for Visitors>
diff --git a/test/graphviz/graph_easy/graphviz_298.txt b/test/graphviz/graph_easy/graphviz_298.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6c46e365ec14a4a1da0cea9f0af46aedc0ade54c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_298.txt
@@ -0,0 +1,11 @@
+<Bias Mitigation, assesses, Product Safety Compliance>
+<CSR Reporting, standards, Policy Development>
+<Code of Conduct Implementation, responds, Consumer Protection Compliance>
+<Consumer Protection Compliance, connectedTo, Financial Regulations Compliance>
+<Corporate Governance Standards, connectedTo, CSR Reporting>
+<Financial Regulations Compliance, connectedTo, Monitoring and Enforcement>
+<Monitoring and Enforcement, codes, Corporate Governance Standards>
+<Monitoring and Enforcement, connectedTo, Consumer Protection Compliance>
+<Policy Development, prevents, Code of Conduct Implementation>
+<Policy Development, reviews, Transparent Communication>
+<Transparent Communication, connectedTo, Bias Mitigation>
diff --git a/test/graphviz/graph_easy/graphviz_299.txt b/test/graphviz/graph_easy/graphviz_299.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0c63b653b99b631bade2937bc47e3183e072251b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_299.txt
@@ -0,0 +1,10 @@
+<Anti_Bribery and Corruption Compliance, connectedTo, Compliance Hotlines>
+<Code of Conduct Implementation, connectedTo, Transparent Communication>
+<Compliance Hotlines, accredits, Ethical AI Guidelines>
+<Compliance Software Implementation, assesses, Reporting Mechanisms>
+<Compliance Software Implementation, connectedTo, Healthcare Compliance>
+<Compliance Training, connectedTo, Compliance Software Implementation>
+<Healthcare Compliance, policies, Reporting Mechanisms>
+<Reporting Mechanisms, connectedTo, Third_Party Due Diligence>
+<Third_Party Due Diligence, connectedTo, Code of Conduct Implementation>
+<Transparent Communication, responds, Anti_Bribery and Corruption Compliance>
diff --git a/test/graphviz/graph_easy/graphviz_3.dot b/test/graphviz/graph_easy/graphviz_3.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8eb7b938ea4b47fc566f0f220e4bc277db244327
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_3.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label="Fraud Check" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="KYC Validation" color="#795548" fillcolor="#D7CCC8" shape=diamond style=filled]
+	N2 [label="Transaction Audit" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Cryptocurrency Exchange" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N4 [label="Transaction Logging" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N5 [label="Debt Collection" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N6 [label="Loan Processing" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N7 [label="Compliance Review" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N0 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=secures color="#03A9F4" 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=solid]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=executes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=underwrites color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N1 [label=advises color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N3 [label=recommends color="#2196F3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_3.txt b/test/graphviz/graph_easy/graphviz_3.txt
new file mode 100644
index 0000000000000000000000000000000000000000..588b78ba197d428036e6be36a07b4ab3e271bd62
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_3.txt
@@ -0,0 +1,9 @@
+<Cryptocurrency Exchange, connectedTo, Transaction Logging>
+<Debt Collection, executes, Loan Processing>
+<Fraud Check, connectedTo, KYC Validation>
+<KYC Validation, secures, Transaction Audit>
+<Loan Processing, advises, KYC Validation>
+<Loan Processing, recommends, Cryptocurrency Exchange>
+<Loan Processing, underwrites, Compliance Review>
+<Transaction Audit, connectedTo, Cryptocurrency Exchange>
+<Transaction Logging, connectedTo, Debt Collection>
diff --git a/test/graphviz/graph_easy/graphviz_30.dot b/test/graphviz/graph_easy/graphviz_30.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c9709f9267cf97400a4628de1506ddf11b2f0ba8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_30.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="VoIP Service" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label="Spectrum Management" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N2 [label="Bandwidth Allocation" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N3 [label="Fiber Optic Deployment" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N4 [label="Call Recording" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N5 [label="Data Usage Logging" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N6 [label="Customer Support" color="#FFF8A6" fillcolor="#FFFDE0" shape=oval style=filled]
+	N7 [label="Plan Suspension" color="#FFF8A6" fillcolor="#FFFDE0" shape=folder style=filled]
+	N8 [label="Plan Renewal" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N9 [label="Fraudulent Call Blocking" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N10 [label="Contract Termination" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=notifies color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=regulates color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=supports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=maintains color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=selects color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N8 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N5 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_30.txt b/test/graphviz/graph_easy/graphviz_30.txt
new file mode 100644
index 0000000000000000000000000000000000000000..79b403cc94e590e9a45225452e236e6390d8eb10
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_30.txt
@@ -0,0 +1,12 @@
+<Bandwidth Allocation, connectedTo, Fiber Optic Deployment>
+<Call Recording, supports, Data Usage Logging>
+<Customer Support, connectedTo, Data Usage Logging>
+<Customer Support, connectedTo, Plan Suspension>
+<Data Usage Logging, connectedTo, Plan Renewal>
+<Data Usage Logging, maintains, Customer Support>
+<Fiber Optic Deployment, regulates, Call Recording>
+<Fraudulent Call Blocking, connectedTo, Contract Termination>
+<Plan Renewal, selects, Fraudulent Call Blocking>
+<Plan Suspension, audits, Plan Renewal>
+<Spectrum Management, connectedTo, Bandwidth Allocation>
+<VoIP Service, notifies, Spectrum Management>
diff --git a/test/graphviz/graph_easy/graphviz_300.dot b/test/graphviz/graph_easy/graphviz_300.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8e020f1e5c54b3afe196f337578c9c40825f0636
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_300.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Reporting Mechanisms" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Product Safety Compliance" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+	N2 [label="Monitoring and Enforcement" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N3 [label="Healthcare Compliance" color="#BCB88A" fillcolor="#F5F5DC" shape=folder style=filled]
+	N4 [label="Fair Competition Compliance" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N5 [label="Legal Advisory" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N6 [label="Policy Development" color="#DCE775" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N7 [label="Data Privacy Compliance" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N8 [label="Regulatory Interpretation" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N9 [label="Ethics Committee Formation" color="#BCB88A" fillcolor="#F5F5DC" shape=Mdiamond style=filled]
+	N10 [label="Compliance Hotlines" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [label=respects color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=privacy color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=guides color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=certifies color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=secures color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=develops color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N2 [label=assesses color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_301.dot b/test/graphviz/graph_easy/graphviz_301.dot
new file mode 100644
index 0000000000000000000000000000000000000000..74d4a59ed9c04690ec9e8a4f050c35e41ac2c2e0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_301.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Evidence Collection" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Handwriting Analysis" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Bloodstain Pattern Analysis" color="#90A4AE" fillcolor="#ECEFF1" shape=folder style=filled]
+	N3 [label="Forensic Psychology" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N4 [label="Crime Database Search" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N5 [label="Chain of Custody Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N6 [label="Malware Analysis" color="#90A4AE" fillcolor="#ECEFF1" shape=Mdiamond style=filled]
+	N7 [label="Vehicle Forensics" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N8 [label="Legal Standards Compliance" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N9 [label="Forensic Botany" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N10 [label="Crime Scene Investigation" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N0 -> N1 [label=crime_scenes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=preserves_evidence color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=educates color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=certifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=detects color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=trains color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=protects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_301.txt b/test/graphviz/graph_easy/graphviz_301.txt
new file mode 100644
index 0000000000000000000000000000000000000000..649c652fce8ab2bae14b51f1ce03e93b49b20b22
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_301.txt
@@ -0,0 +1,11 @@
+<Bloodstain Pattern Analysis, preserves_evidence, Forensic Psychology>
+<Chain of Custody Management, certifies, Malware Analysis>
+<Chain of Custody Management, connectedTo, Forensic Psychology>
+<Crime Database Search, educates, Chain of Custody Management>
+<Evidence Collection, crime_scenes, Handwriting Analysis>
+<Forensic Botany, protects, Crime Scene Investigation>
+<Forensic Psychology, connectedTo, Crime Database Search>
+<Handwriting Analysis, connectedTo, Bloodstain Pattern Analysis>
+<Legal Standards Compliance, trains, Forensic Botany>
+<Malware Analysis, detects, Vehicle Forensics>
+<Vehicle Forensics, connectedTo, Legal Standards Compliance>
diff --git a/test/graphviz/graph_easy/graphviz_302.dot b/test/graphviz/graph_easy/graphviz_302.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4087cca5d399455534d105d668aa187dce7150ae
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_302.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Evidence Preservation" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Crime Scene Investigation" color="#673AB7" fillcolor="#D1C4E9" shape=parallelogram style=filled]
+	N2 [label="Expert Witness Testimony" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Mobile Device Forensics" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N4 [label="Forensic Pathology" color="#673AB7" fillcolor="#D1C4E9" shape=oval style=filled]
+	N5 [label="Forensic Entomology" color="#FBC02D" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N6 [label="Fingerprint Analysis" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N7 [label="Vehicle Forensics" color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+	N8 [label="Toxicology Testing" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N0 -> N1 [label=evaluates color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=ballistics color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=validates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=investigates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_302.txt b/test/graphviz/graph_easy/graphviz_302.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ffd42f5e26b287619d9e11cca8e2ed1893ae3858
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_302.txt
@@ -0,0 +1,9 @@
+<Crime Scene Investigation, connectedTo, Expert Witness Testimony>
+<Evidence Preservation, evaluates, Crime Scene Investigation>
+<Expert Witness Testimony, ballistics, Mobile Device Forensics>
+<Fingerprint Analysis, connectedTo, Vehicle Forensics>
+<Forensic Entomology, investigates, Fingerprint Analysis>
+<Forensic Pathology, validates, Forensic Entomology>
+<Mobile Device Forensics, audits, Forensic Pathology>
+<Vehicle Forensics, connectedTo, Forensic Pathology>
+<Vehicle Forensics, connectedTo, Toxicology Testing>
diff --git a/test/graphviz/graph_easy/graphviz_303.dot b/test/graphviz/graph_easy/graphviz_303.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ae046e450bc80aa89475d7878a9ca1e3a7ca86fb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_303.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Ballistics Analysis" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N1 [label="Courtroom Presentation" color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+	N2 [label="Data Recovery" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N3 [label="Forensic Anthropology" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N4 [label="Forensic Entomology" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N5 [label="Forensic Pathology" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N6 [label="Evidence Preservation" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N7 [label="Arson Investigation" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N8 [label="Laboratory Analysis" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N0 -> N1 [label=compares color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=educates color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=interprets color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=investigates color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N1 [label=certifies color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N8 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_303.txt b/test/graphviz/graph_easy/graphviz_303.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fd97486763f12125100f64f2935374d8825eca51
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_303.txt
@@ -0,0 +1,10 @@
+<Arson Investigation, certifies, Courtroom Presentation>
+<Arson Investigation, connectedTo, Laboratory Analysis>
+<Ballistics Analysis, compares, Courtroom Presentation>
+<Courtroom Presentation, connectedTo, Data Recovery>
+<Data Recovery, educates, Forensic Anthropology>
+<Evidence Preservation, connectedTo, Arson Investigation>
+<Forensic Anthropology, interprets, Forensic Entomology>
+<Forensic Entomology, connectedTo, Laboratory Analysis>
+<Forensic Entomology, investigates, Forensic Pathology>
+<Forensic Pathology, connectedTo, Evidence Preservation>
diff --git a/test/graphviz/graph_easy/graphviz_304.txt b/test/graphviz/graph_easy/graphviz_304.txt
new file mode 100644
index 0000000000000000000000000000000000000000..72f47864ec1099f278acf0afe5bc0c10901d509b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_304.txt
@@ -0,0 +1,11 @@
+<Bomb Disposal, partners_engages, Homeland Security Planning>
+<Border Security, policies_develops, Intelligence Analysis>
+<Counter_Propaganda, connectedTo, Training Exercises>
+<Cybersecurity Defense, connectedTo, Border Security>
+<Drone Countermeasures, mitigates, Bomb Disposal>
+<Homeland Security Planning, risk_assesses, Legislation and Policy Development>
+<Intelligence Analysis, rescues_hostages, Port Security>
+<Legislation and Policy Development, analyzes, Psychological Operations>
+<Port Security, connectedTo, Homeland Security Planning>
+<Port Security, crisis_manages, Drone Countermeasures>
+<Training Exercises, connectedTo, Cybersecurity Defense>
diff --git a/test/graphviz/graph_easy/graphviz_305.dot b/test/graphviz/graph_easy/graphviz_305.dot
new file mode 100644
index 0000000000000000000000000000000000000000..de24bbbe5cfbfb10674f51f3b47ca336091d01c6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_305.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Post_Incident Recovery" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Forensic Investigation of Attacks" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N2 [label="Homeland Security Planning" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N3 [label="Military Counterterrorism" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+	N4 [label="Cybersecurity Defense" color="#2196F3" fillcolor="#BBDEFB" shape=octagon style=filled]
+	N5 [label="Data Analytics for Terrorism" color="#03A9F4" fillcolor="#B3E5FC" shape=Mdiamond style=filled]
+	N6 [label="Insider Threat Programs" color="#2196F3" fillcolor="#BBDEFB" shape=plaintext style=filled]
+	N7 [label=Counter_Propaganda color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N8 [label="Border Security" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N0 -> N1 [label=public_informs color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=incidents_responds color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=partners_engages color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=evidence_collects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=resilience_builds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=cyber_defends color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N0 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_305.txt b/test/graphviz/graph_easy/graphviz_305.txt
new file mode 100644
index 0000000000000000000000000000000000000000..afa3bdb195e73eac8a61f4ac4e9e22a6559ce859
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_305.txt
@@ -0,0 +1,10 @@
+<Counter_Propaganda, connectedTo, Border Security>
+<Cybersecurity Defense, evidence_collects, Data Analytics for Terrorism>
+<Data Analytics for Terrorism, resilience_builds, Insider Threat Programs>
+<Forensic Investigation of Attacks, incidents_responds, Homeland Security Planning>
+<Homeland Security Planning, partners_engages, Military Counterterrorism>
+<Insider Threat Programs, cyber_defends, Counter_Propaganda>
+<Military Counterterrorism, connectedTo, Cybersecurity Defense>
+<Military Counterterrorism, connectedTo, Post_Incident Recovery>
+<Post_Incident Recovery, connectedTo, Insider Threat Programs>
+<Post_Incident Recovery, public_informs, Forensic Investigation of Attacks>
diff --git a/test/graphviz/graph_easy/graphviz_306.dot b/test/graphviz/graph_easy/graphviz_306.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0bcff6273638928186d5ad043c364a9679ab1c9f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_306.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Emergency Preparedness" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Port Security" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N2 [label="Homeland Security Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N3 [label="Legislation and Policy Development" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N4 [label="Military Counterterrorism" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N5 [label="Insider Threat Programs" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N6 [label="Risk_Based Security Measures" color="#BA68C8" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N7 [label="Target Hardening" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Hostage Negotiation" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N9 [label="Training Exercises" color="#FFC2C2" fillcolor="#FFEBEB" shape=octagon style=filled]
+	N10 [label="Chemical Biological Radiological Nuclear Defense" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=exercises_conducts color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=secures color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=targets_protects color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=propaganda_counters color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=monitors color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=crisis_manages color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=disrupts color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N6 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_306.txt b/test/graphviz/graph_easy/graphviz_306.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ac876adb2c83c320d3d2852fab2cd57d211d61ad
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_306.txt
@@ -0,0 +1,11 @@
+<Emergency Preparedness, exercises_conducts, Port Security>
+<Homeland Security Planning, secures, Legislation and Policy Development>
+<Hostage Negotiation, connectedTo, Training Exercises>
+<Insider Threat Programs, monitors, Risk_Based Security Measures>
+<Legislation and Policy Development, targets_protects, Military Counterterrorism>
+<Military Counterterrorism, propaganda_counters, Insider Threat Programs>
+<Port Security, analyzes, Risk_Based Security Measures>
+<Port Security, connectedTo, Homeland Security Planning>
+<Risk_Based Security Measures, crisis_manages, Target Hardening>
+<Target Hardening, connectedTo, Hostage Negotiation>
+<Training Exercises, disrupts, Chemical Biological Radiological Nuclear Defense>
diff --git a/test/graphviz/graph_easy/graphviz_307.dot b/test/graphviz/graph_easy/graphviz_307.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2226a2408075d937918934dc96c5702da1aac2e7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_307.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Asset Tracking" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Night Vision Technology" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N2 [label="Environmental Monitoring" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N3 [label="Facial Recognition Systems" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N4 [label="Video Analytics" color="#F44336" fillcolor="#FFCDD2" shape=parallelogram style=filled]
+	N5 [label="Data Storage and Retention" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N6 [label="Traffic Surveillance" color="#BA68C8" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N7 [label="Perimeter Security" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="CCTV Monitoring" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N9 [label="Industrial Surveillance" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=controls color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=filters color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=authenticates color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=tracks color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_308.dot b/test/graphviz/graph_easy/graphviz_308.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9c67aaa265fec779b695d7be06fd9e266358833d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_308.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=LR
+	N0 [label="Data Storage and Retention" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Physical Security Integration" color="#AF56A6" fillcolor="#DDCEDD" shape=octagon style=filled]
+	N2 [label="Satellite Imaging" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N3 [label="Cyber Surveillance" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N4 [label="Ethical Guidelines" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N5 [label="Automated Threat Detection" color="#AF56A6" fillcolor="#DDCEDD" shape=octagon style=filled]
+	N6 [label="Access Control Systems" color="#AF56A6" fillcolor="#DDCEDD" shape=plaintext style=filled]
+	N7 [label="Traffic Surveillance" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N8 [label="Network Monitoring" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+	N9 [label="Industrial Surveillance" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N10 [label="Anomaly Detection" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [label=optimizes color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=automates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=tracks color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=evidence_gathers color="#BDAFA8" 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=solid]
+	N8 -> N9 [label=searches color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=shares color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N7 [label=data_stores color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N4 [label=audits color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_308.txt b/test/graphviz/graph_easy/graphviz_308.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a1349f185db2bedced76d2f1902a742ec5749bd8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_308.txt
@@ -0,0 +1,12 @@
+<Access Control Systems, connectedTo, Traffic Surveillance>
+<Automated Threat Detection, evidence_gathers, Access Control Systems>
+<Cyber Surveillance, automates, Ethical Guidelines>
+<Data Storage and Retention, optimizes, Physical Security Integration>
+<Ethical Guidelines, tracks, Automated Threat Detection>
+<Industrial Surveillance, shares, Anomaly Detection>
+<Network Monitoring, searches, Industrial Surveillance>
+<Physical Security Integration, audits, Ethical Guidelines>
+<Physical Security Integration, connectedTo, Satellite Imaging>
+<Physical Security Integration, data_stores, Traffic Surveillance>
+<Satellite Imaging, connectedTo, Cyber Surveillance>
+<Traffic Surveillance, connectedTo, Network Monitoring>
diff --git a/test/graphviz/graph_easy/graphviz_309.dot b/test/graphviz/graph_easy/graphviz_309.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1b8346817a23fc2ff4aa3ebdb36003977d38f9ab
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_309.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Anomaly Detection" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Environmental Monitoring" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N2 [label="Intrusion Detection" color="#FFA726" fillcolor="#FFF3E0" shape=folder style=filled]
+	N3 [label="Remote Sensing" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N4 [label="Audio Surveillance" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Internet Traffic Monitoring" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N6 [label="Satellite Imaging" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N7 [label="Privacy Concerns Mitigation" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N8 [label="Industrial Surveillance" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N9 [label="Automated Threat Detection" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N10 [label="Behavioral Analytics" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N11 [label="Real_time Alerts" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [label=verifies color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=authenticates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=receives color="#FFA726" 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="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=retrieves color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=tracks color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=manages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=evidence_gathers color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N2 [label=observes color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_309.txt b/test/graphviz/graph_easy/graphviz_309.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a03b5a91e833c0efd630382372752223c1f390fa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_309.txt
@@ -0,0 +1,12 @@
+<Anomaly Detection, verifies, Environmental Monitoring>
+<Audio Surveillance, connectedTo, Internet Traffic Monitoring>
+<Automated Threat Detection, evidence_gathers, Behavioral Analytics>
+<Behavioral Analytics, connectedTo, Real_time Alerts>
+<Environmental Monitoring, authenticates, Intrusion Detection>
+<Industrial Surveillance, manages, Automated Threat Detection>
+<Industrial Surveillance, observes, Intrusion Detection>
+<Internet Traffic Monitoring, connectedTo, Satellite Imaging>
+<Intrusion Detection, receives, Remote Sensing>
+<Privacy Concerns Mitigation, tracks, Industrial Surveillance>
+<Remote Sensing, connectedTo, Audio Surveillance>
+<Satellite Imaging, retrieves, Privacy Concerns Mitigation>
diff --git a/test/graphviz/graph_easy/graphviz_31.dot b/test/graphviz/graph_easy/graphviz_31.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9d32a8006992a7929c9162724000b0389341097a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_31.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=RL
+	N0 [label="Market Transportation" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Hydroponic System Management" color="#C2B2F0" fillcolor="#EFE6FF" shape=plaintext style=filled]
+	N2 [label="Water Level Measurement" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N3 [label="Packaging for Sale" color="#C2B2F0" fillcolor="#EFE6FF" shape=parallelogram style=filled]
+	N4 [label="Seed Sowing" color="#6EB76D" fillcolor="#E9F7E8" shape=diamond style=filled]
+	N5 [label="Seedling Transplanting" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N6 [label="Pest Spraying" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="Yield Prediction" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N8 [label="Farm Maintenance" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N9 [label="Supply Chain to Retailers" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N10 [label=Storage color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N11 [label="Fertilizer Application" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [label=sensors color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=controls color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=advises color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=educates color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=applies color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=harvests color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N8 [label=automates color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_31.txt b/test/graphviz/graph_easy/graphviz_31.txt
new file mode 100644
index 0000000000000000000000000000000000000000..27a9d3095455c3ca653e76a7ff4cd6f7d3619825
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_31.txt
@@ -0,0 +1,12 @@
+<Farm Maintenance, applies, Supply Chain to Retailers>
+<Hydroponic System Management, controls, Water Level Measurement>
+<Market Transportation, sensors, Hydroponic System Management>
+<Packaging for Sale, advises, Seed Sowing>
+<Pest Spraying, connectedTo, Yield Prediction>
+<Seed Sowing, connectedTo, Seedling Transplanting>
+<Seedling Transplanting, educates, Pest Spraying>
+<Storage, connectedTo, Fertilizer Application>
+<Supply Chain to Retailers, harvests, Storage>
+<Water Level Measurement, automates, Farm Maintenance>
+<Water Level Measurement, connectedTo, Packaging for Sale>
+<Yield Prediction, connectedTo, Farm Maintenance>
diff --git a/test/graphviz/graph_easy/graphviz_310.dot b/test/graphviz/graph_easy/graphviz_310.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fc059763f0ea8370d4afdfea22b8c5c47c697da8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_310.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Mediation Services" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Gang Intervention" color="#61CAC3" fillcolor="#C2E8E6" shape=hexagon style=filled]
+	N2 [label="Drug Prevention Initiatives" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N3 [label="Burglary Prevention" color="#82DAFF" fillcolor="#C8EDFF" shape=diamond style=filled]
+	N4 [label="Deterrence Strategies" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N5 [label="Police_Community Relations" color="#F7BEE0" fillcolor="#FAEBF3" shape=octagon style=filled]
+	N6 [label="Robbery Prevention" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N7 [label="Crime Data Analysis" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N8 [label="Conflict Resolution Training" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+	N9 [label="Public Awareness Campaigns" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N10 [label="Victim Support Services" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N0 -> N1 [label=warns color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=secures color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=licenses color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=analyzes_data color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=community_engages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=educates color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=policies_implements color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N3 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_311.dot b/test/graphviz/graph_easy/graphviz_311.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c2442dc7c02a75f4386d3d74b7531de9d4632253
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_311.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Domestic Violence Prevention" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="School Safety Programs" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N2 [label="Identity Theft Prevention" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N3 [label="Victim Support Services" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N4 [label="Technology for Prevention" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N5 [label="Situational Crime Prevention" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N6 [label="Sexual Assault Prevention" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N7 [label="Target Hardening" color="#66BB6A" fillcolor="#E8F5E9" shape=plaintext style=filled]
+	N8 [label="Gang Intervention" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=communicates color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=educates color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=technologies_deploys color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=strategies_develops color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=partnerships_forms color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=rehabilitates_offenders color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=responds color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_311.txt b/test/graphviz/graph_easy/graphviz_311.txt
new file mode 100644
index 0000000000000000000000000000000000000000..92a63d7ca264f27ee626e6097426fa2a806d406e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_311.txt
@@ -0,0 +1,10 @@
+<Domestic Violence Prevention, communicates, School Safety Programs>
+<Domestic Violence Prevention, responds, Sexual Assault Prevention>
+<Gang Intervention, connectedTo, Technology for Prevention>
+<Identity Theft Prevention, technologies_deploys, Victim Support Services>
+<School Safety Programs, educates, Identity Theft Prevention>
+<Sexual Assault Prevention, connectedTo, Target Hardening>
+<Situational Crime Prevention, partnerships_forms, Sexual Assault Prevention>
+<Target Hardening, rehabilitates_offenders, Gang Intervention>
+<Technology for Prevention, connectedTo, Situational Crime Prevention>
+<Victim Support Services, strategies_develops, Technology for Prevention>
diff --git a/test/graphviz/graph_easy/graphviz_312.dot b/test/graphviz/graph_easy/graphviz_312.dot
new file mode 100644
index 0000000000000000000000000000000000000000..74151289473d842f217b2587fd4a66e05b52e1a2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_312.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="CCTV Installation" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Cybercrime Prevention" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="Victim Support Services" color="#03A9F4" fillcolor="#B3E5FC" shape=diamond style=filled]
+	N3 [label="Behavioral Science in Prevention" color="#03A9F4" fillcolor="#B3E5FC" shape=hexagon style=filled]
+	N4 [label="Sexual Assault Prevention" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N5 [label="Target Hardening" color="#03A9F4" fillcolor="#B3E5FC" shape=hexagon style=filled]
+	N6 [label="Technology for Prevention" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N7 [label="Reintegration Programs" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N8 [label="Police_Community Relations" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N0 -> N1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=reduces color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=crime_types color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=evaluates_effectiveness color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N5 [label=educates color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N2 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_312.txt b/test/graphviz/graph_easy/graphviz_312.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9a307e344a25afb1c56152a2ed7cca841c23f259
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_312.txt
@@ -0,0 +1,10 @@
+<Behavioral Science in Prevention, connectedTo, Sexual Assault Prevention>
+<CCTV Installation, connectedTo, Cybercrime Prevention>
+<CCTV Installation, educates, Target Hardening>
+<Cybercrime Prevention, reduces, Victim Support Services>
+<Reintegration Programs, connectedTo, Police_Community Relations>
+<Sexual Assault Prevention, connectedTo, Target Hardening>
+<Target Hardening, connectedTo, Technology for Prevention>
+<Technology for Prevention, connectedTo, Victim Support Services>
+<Technology for Prevention, evaluates_effectiveness, Reintegration Programs>
+<Victim Support Services, crime_types, Behavioral Science in Prevention>
diff --git a/test/graphviz/graph_easy/graphviz_314.dot b/test/graphviz/graph_easy/graphviz_314.dot
new file mode 100644
index 0000000000000000000000000000000000000000..40289b75d26683027966df0853875c8789c05eb0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_314.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Remote Sensing for Conservation" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Conservation Genetics" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N2 [label="GIS Mapping for Habitats" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N3 [label="Forestry Practices for Conservation" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+	N4 [label="Community Engagement" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N5 [label="Carbon Sequestration in Habitats" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+	N6 [label="Ecological Survey" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N7 [label="Human_Wildlife Conflict Mitigation" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N0 -> N1 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=partners color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=funds_raises color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=tracks_animals color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N7 [label=secures_areas color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_314.txt b/test/graphviz/graph_easy/graphviz_314.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9aa04cfbb59c322e00f110d6377ab85e8c2119cc
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_314.txt
@@ -0,0 +1,8 @@
+<Carbon Sequestration in Habitats, connectedTo, Ecological Survey>
+<Community Engagement, tracks_animals, Carbon Sequestration in Habitats>
+<Conservation Genetics, connectedTo, GIS Mapping for Habitats>
+<Conservation Genetics, secures_areas, Human_Wildlife Conflict Mitigation>
+<Ecological Survey, connectedTo, Human_Wildlife Conflict Mitigation>
+<Forestry Practices for Conservation, funds_raises, Community Engagement>
+<GIS Mapping for Habitats, partners, Forestry Practices for Conservation>
+<Remote Sensing for Conservation, connectedTo, Conservation Genetics>
diff --git a/test/graphviz/graph_easy/graphviz_315.dot b/test/graphviz/graph_easy/graphviz_315.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eafcea69b524dedf67f2e630664532ec0603a3b2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_315.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Anti_Poaching Operations" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N1 [label="Research and Development in Conservation" color="#00BCD4" fillcolor="#E0F7FA" shape=folder style=filled]
+	N2 [label="Ecosystem Services Valuation" color="#00BCD4" fillcolor="#E0F7FA" shape=Mdiamond style=filled]
+	N3 [label="International Treaties Enforcement" color="#E91E63" fillcolor="#F8BBD0" shape=oval style=filled]
+	N4 [label="Protected Area Management" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N5 [label="Ecological Survey" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N6 [label="Data Management for Conservation" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N7 [label="Human_Wildlife Conflict Mitigation" color="#FFB2A5" fillcolor="#FFDCD6" shape=diamond style=filled]
+	N8 [label="Population Dynamics Study" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N9 [label="Disease Surveillance" color="#00BCD4" fillcolor="#E0F7FA" shape=plaintext style=filled]
+	N10 [label="Reintroduction Programs" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=community_engages color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=policies_influences color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=studies color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=sustainable_uses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_315.txt b/test/graphviz/graph_easy/graphviz_315.txt
new file mode 100644
index 0000000000000000000000000000000000000000..22d4708e4c377cba6cb01466df94afddbc316807
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_315.txt
@@ -0,0 +1,11 @@
+<Anti_Poaching Operations, connectedTo, Research and Development in Conservation>
+<Data Management for Conservation, policies_influences, Human_Wildlife Conflict Mitigation>
+<Disease Surveillance, connectedTo, Reintroduction Programs>
+<Ecological Survey, connectedTo, Data Management for Conservation>
+<Ecosystem Services Valuation, connectedTo, International Treaties Enforcement>
+<Human_Wildlife Conflict Mitigation, studies, Population Dynamics Study>
+<International Treaties Enforcement, community_engages, Protected Area Management>
+<Population Dynamics Study, sustainable_uses, Disease Surveillance>
+<Protected Area Management, educates, Ecological Survey>
+<Research and Development in Conservation, connectedTo, Ecosystem Services Valuation>
+<Research and Development in Conservation, connectedTo, Population Dynamics Study>
diff --git a/test/graphviz/graph_easy/graphviz_317.txt b/test/graphviz/graph_easy/graphviz_317.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a6a9a33073c8bd73a94b0849133676366829cadf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_317.txt
@@ -0,0 +1,13 @@
+<Fisheries Management, connectedTo, Underwater Acoustics>
+<Marine Biodiversity Assessment, charts, Fisheries Management>
+<Marine Biodiversity Assessment, climate_impacts, Marine Geology>
+<Marine Geology, connectedTo, Hydrothermal Vent Exploration>
+<Ocean Current Measurement, salinity, Salinity Measurement>
+<Ocean Floor Mapping, publishes, Ocean Current Measurement>
+<Ocean Renewable Energy, pollution, Ocean Floor Mapping>
+<Plastic Pollution Research, connectedTo, Fisheries Management>
+<ROV or AUV Operations, reports, Plastic Pollution Research>
+<Salinity Measurement, connectedTo, Marine Biodiversity Assessment>
+<Satellite Oceanography, connectedTo, Ocean Floor Mapping>
+<Satellite Oceanography, tides, ROV or AUV Operations>
+<Underwater Acoustics, develops_instruments, Ocean Renewable Energy>
diff --git a/test/graphviz/graph_easy/graphviz_319.dot b/test/graphviz/graph_easy/graphviz_319.dot
new file mode 100644
index 0000000000000000000000000000000000000000..51d82beaccfcb4f77a2b8d1eb24aa0be1f9ce1f9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_319.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="Seismic Risk Mitigation" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Tectonic Plate Movement Monitoring" color="#FFB2A5" fillcolor="#FFDCD6" shape=diamond style=filled]
+	N2 [label="Structural Response to Earthquakes" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N3 [label="Magnitude Determination" color="#FFF9AE" fillcolor="#FFFCE6" shape=oval style=filled]
+	N4 [label="Emergency Preparedness for Earthquakes" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N5 [label="Seismic Hazard Assessment" color="#FFF9AE" fillcolor="#FFFCE6" shape=folder style=filled]
+	N6 [label="Earthquake Early Warning Systems" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N7 [label="Microseismicity Study" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N8 [label="Computational Seismology" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N0 -> N1 [label=models color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=records color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=warns color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=simulates color="#FFF9AE" 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 [label=volcanic_activity color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [label=engineers color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_319.txt b/test/graphviz/graph_easy/graphviz_319.txt
new file mode 100644
index 0000000000000000000000000000000000000000..70cccf9925289746592dc8bae3c64163e13c8622
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_319.txt
@@ -0,0 +1,10 @@
+<Computational Seismology, engineers, Tectonic Plate Movement Monitoring>
+<Earthquake Early Warning Systems, connectedTo, Microseismicity Study>
+<Emergency Preparedness for Earthquakes, simulates, Seismic Hazard Assessment>
+<Magnitude Determination, warns, Emergency Preparedness for Earthquakes>
+<Microseismicity Study, volcanic_activity, Computational Seismology>
+<Seismic Hazard Assessment, connectedTo, Earthquake Early Warning Systems>
+<Seismic Risk Mitigation, models, Tectonic Plate Movement Monitoring>
+<Structural Response to Earthquakes, connectedTo, Seismic Hazard Assessment>
+<Structural Response to Earthquakes, records, Magnitude Determination>
+<Tectonic Plate Movement Monitoring, connectedTo, Structural Response to Earthquakes>
diff --git a/test/graphviz/graph_easy/graphviz_32.txt b/test/graphviz/graph_easy/graphviz_32.txt
new file mode 100644
index 0000000000000000000000000000000000000000..740677a055c49e32636a0d652154df33fda2b57d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_32.txt
@@ -0,0 +1,13 @@
+<Agricultural Research, certifies, Grain Drying>
+<Barn Cleaning, propagates, Precision Farming>
+<Disease Detection, transports, Barn Cleaning>
+<Farm Maintenance, connectedTo, Packaging for Sale>
+<Fertilizer Application, removes, Farm Maintenance>
+<Grain Drying, controls, Fertilizer Application>
+<Greenhouse Control, connectedTo, Pest Spraying>
+<Packaging for Sale, connectedTo, Soil Testing>
+<Pest Spraying, connectedTo, Agricultural Research>
+<Pest Spraying, connectedTo, Weather Tracking>
+<Precision Farming, plants, Greenhouse Control>
+<Soil Testing, applies, Disease Detection>
+<Weather Tracking, connectedTo, Grain Drying>
diff --git a/test/graphviz/graph_easy/graphviz_320.dot b/test/graphviz/graph_easy/graphviz_320.dot
new file mode 100644
index 0000000000000000000000000000000000000000..24aa3922a7080d0b426341e4af14be03a116404d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_320.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Seismic Risk Mitigation" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Deep Earth Seismology" color="#FFCC7A" fillcolor="#FFF6D9" shape=parallelogram style=filled]
+	N2 [label="Glacial Seismology" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N3 [label="Computational Seismology" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N4 [label="Nuclear Test Monitoring" color="#A1D7CD" fillcolor="#EDF5F3" shape=octagon style=filled]
+	N5 [label="Seismic Network Operations" color="#A1D7CD" fillcolor="#EDF5F3" shape=parallelogram style=filled]
+	N6 [label="Microseismicity Study" color="#A1D7CD" fillcolor="#EDF5F3" shape=oval style=filled]
+	N7 [label="Ground Motion Prediction" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N0 -> N1 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=models color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=improves_accuracy color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=visualizes color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=volcanic_activity color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=ground_motion color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N4 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_320.txt b/test/graphviz/graph_easy/graphviz_320.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bc8767c4940b1e5ad73151098b5714784a988d52
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_320.txt
@@ -0,0 +1,8 @@
+<Computational Seismology, visualizes, Nuclear Test Monitoring>
+<Deep Earth Seismology, connectedTo, Nuclear Test Monitoring>
+<Deep Earth Seismology, models, Glacial Seismology>
+<Glacial Seismology, improves_accuracy, Computational Seismology>
+<Microseismicity Study, connectedTo, Ground Motion Prediction>
+<Nuclear Test Monitoring, volcanic_activity, Seismic Network Operations>
+<Seismic Network Operations, ground_motion, Microseismicity Study>
+<Seismic Risk Mitigation, connectedTo, Deep Earth Seismology>
diff --git a/test/graphviz/graph_easy/graphviz_321.dot b/test/graphviz/graph_easy/graphviz_321.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b42d59d51d5dd964dd5a8c132e04f288e97a7065
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_321.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Seismic Inversion" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Ground Motion Prediction" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N2 [label="Seismic Array Deployment" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N3 [label="Data Archiving and Distribution" color="#E91E63" fillcolor="#FCE4EC" shape=octagon style=filled]
+	N4 [label="Earthquake Early Warning Systems" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N5 [label="P_Wave or S_Wave Distinction" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N6 [label="Subsurface Imaging" color="#FFE69C" fillcolor="#FFF9D4" shape=diamond style=filled]
+	N7 [label="Earth Structure Imaging" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N8 [label="Nuclear Test Monitoring" color="#FFE69C" fillcolor="#FFF9D4" shape=oval style=filled]
+	N9 [label="Fault Line Mapping" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N10 [label="Deep Earth Seismology" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N11 [label="Computational Seismology" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=educates color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=earthquakes_studies color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=predicts color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=fault_lines color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=simulates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=advises color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=interprets color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [label=international_cooperates color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [label=designs_systems color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_321.txt b/test/graphviz/graph_easy/graphviz_321.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ecad53bbb10747e76d92d3626f2d765a5179c156
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_321.txt
@@ -0,0 +1,13 @@
+<Data Archiving and Distribution, predicts, Earthquake Early Warning Systems>
+<Deep Earth Seismology, connectedTo, Computational Seismology>
+<Earth Structure Imaging, simulates, Nuclear Test Monitoring>
+<Earthquake Early Warning Systems, connectedTo, P_Wave or S_Wave Distinction>
+<Fault Line Mapping, interprets, Deep Earth Seismology>
+<Ground Motion Prediction, earthquakes_studies, Seismic Array Deployment>
+<Ground Motion Prediction, international_cooperates, Seismic Inversion>
+<Nuclear Test Monitoring, advises, Fault Line Mapping>
+<Nuclear Test Monitoring, designs_systems, Subsurface Imaging>
+<P_Wave or S_Wave Distinction, fault_lines, Subsurface Imaging>
+<Seismic Array Deployment, connectedTo, Data Archiving and Distribution>
+<Seismic Inversion, educates, Ground Motion Prediction>
+<Subsurface Imaging, connectedTo, Earth Structure Imaging>
diff --git a/test/graphviz/graph_easy/graphviz_322.dot b/test/graphviz/graph_easy/graphviz_322.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eb82ef56fce8a06d81d59304a5a7b56052365a34
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_322.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Population Genomics" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="Cancer Genomics" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+	N2 [label="Single_Cell Genomics" color="#D2D2D2" fillcolor="#F0F0F0" shape=diamond style=filled]
+	N3 [label="Genetic Testing" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N4 [label=Proteomics color="#CD8FF2" fillcolor="#ECCFF5" shape=oval style=filled]
+	N5 [label="Gene Annotation" color="#D2D2D2" fillcolor="#F0F0F0" shape=parallelogram style=filled]
+	N6 [label="Data Privacy in Genomics" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N7 [label="Personalized Medicine" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N8 [label="Computational Genomics" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N9 [label="Next_Generation Sequencing" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N10 [label=Metabolomics color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N0 -> N1 [label=privacy_protects color="#4285F4" 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="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=regulates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=tools_creates color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=annotates color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=educates color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=accesses_data color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N10 [label=collaborates color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_322.txt b/test/graphviz/graph_easy/graphviz_322.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f87d55b8781c727840cbe61044a6b372a31d4d39
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_322.txt
@@ -0,0 +1,11 @@
+<Cancer Genomics, connectedTo, Single_Cell Genomics>
+<Computational Genomics, educates, Next_Generation Sequencing>
+<Data Privacy in Genomics, tools_creates, Personalized Medicine>
+<Gene Annotation, regulates, Data Privacy in Genomics>
+<Genetic Testing, connectedTo, Proteomics>
+<Next_Generation Sequencing, accesses_data, Metabolomics>
+<Personalized Medicine, annotates, Computational Genomics>
+<Personalized Medicine, collaborates, Metabolomics>
+<Population Genomics, privacy_protects, Cancer Genomics>
+<Proteomics, connectedTo, Gene Annotation>
+<Single_Cell Genomics, connectedTo, Genetic Testing>
diff --git a/test/graphviz/graph_easy/graphviz_323.dot b/test/graphviz/graph_easy/graphviz_323.dot
new file mode 100644
index 0000000000000000000000000000000000000000..be24fc4d6b705a324e4783d098c07ff019a39633
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_323.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=RL
+	N0 [label="Social Implications" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="CRISPR Gene Drive Research" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N2 [label="Genomic Editing" color="#64B5F6" fillcolor="#E3F2FD" shape=diamond style=filled]
+	N3 [label="Genome_Wide Association Studies" color="#64B5F6" fillcolor="#E3F2FD" shape=Mdiamond style=filled]
+	N4 [label="Variant Calling" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N5 [label="Cancer Genomics" color="#80DDEA" fillcolor="#D3F7F9" shape=oval style=filled]
+	N6 [label="Rare Disease Genomics" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N7 [label="Data Privacy in Genomics" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N8 [label="Gene Expression Profiling" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N9 [label="Genome Assembly" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=algorithms_develops color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=analyzes color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=identifies color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=therapies_develops color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=publishes color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N4 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N0 -> N3 [label=tools_creates color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_324.dot b/test/graphviz/graph_easy/graphviz_324.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b68364e75663383516183b3ac6a20c863b1c1097
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_324.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Methylation Analysis" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Computational Genomics" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N2 [label="Genomic Editing" color="#7E57C2" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N3 [label="Biomarker Discovery" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N4 [label="Synthetic Genomics" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N5 [label="Cancer Genomics" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Population Genomics" color="#AF56A6" fillcolor="#DDCEDD" shape=diamond style=filled]
+	N7 [label="DNA Sequencing" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=genomes_researches color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=compares color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=tools_creates color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	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="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N1 [label=diagnoses color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_325.dot b/test/graphviz/graph_easy/graphviz_325.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8746b2585d020312b55a1835c874f7e672133195
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_325.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Robust Speech Recognition" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Language Modeling" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N2 [label="Emotion Recognition from Voice" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N3 [label="Disordered Speech Recognition" color="#FF5722" fillcolor="#FFCCBC" shape=plaintext style=filled]
+	N4 [label="Dialect Adaptation" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N5 [label="Voice User Interface Design" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N6 [label="Speaker Diarization" color="#FF5722" fillcolor="#FFCCBC" shape=parallelogram style=filled]
+	N7 [label="Meeting Transcription" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N8 [label="Voice Activity Detection" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=builds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=understands color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=optimizes color="#000000" 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=solid]
+	N7 -> N8 [label=generates color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N6 [label=sells color="#FF5722" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_326.dot b/test/graphviz/graph_easy/graphviz_326.dot
new file mode 100644
index 0000000000000000000000000000000000000000..613a954c89aa931668b2187f94a98fec252ec068
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_326.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Accent Recognition" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Call Center Automation" color="#673AB7" fillcolor="#D1C4E9" shape=Mdiamond style=filled]
+	N2 [label="Legal Transcription" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N3 [label="Robust Speech Recognition" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N4 [label="Security Authentication" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N5 [label="Keyword Spotting" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N6 [label="Phonetic Transcription" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N7 [label="Speech Analytics" color="#FFCC80" fillcolor="#FFF0CC" shape=diamond style=filled]
+	N8 [label="Contextual Understanding" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N9 [label="Linguistic Analysis" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=identifies color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=develops color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=commands color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=learns color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=personalizes color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N6 [label=automates color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_327.dot b/test/graphviz/graph_easy/graphviz_327.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f69c22dfc1d7756cb81e280459d7629b6a3ed6a8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_327.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Command and Control" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Automatic Speech Recognition" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N2 [label="Linguistic Analysis" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N3 [label="Language Modeling" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N4 [label="Phonetic Transcription" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N5 [label="Speech Analytics" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N6 [label="Medical Transcription" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N7 [label="Dialect Adaptation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N8 [label="Cross_Lingual Speech Recognition" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N9 [label="Speaker Identification" color="#FFDA4E" fillcolor="#FFE88D" shape=folder style=filled]
+	N10 [label="Prosody Analysis" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=develops color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=synthesizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=analyzes color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=personalizes color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=understands color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N9 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_327.txt b/test/graphviz/graph_easy/graphviz_327.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0d618b2de47ef9746b6ede6413a0355cb76a5a65
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_327.txt
@@ -0,0 +1,11 @@
+<Automatic Speech Recognition, connectedTo, Linguistic Analysis>
+<Command and Control, connectedTo, Automatic Speech Recognition>
+<Cross_Lingual Speech Recognition, personalizes, Speaker Identification>
+<Dialect Adaptation, analyzes, Cross_Lingual Speech Recognition>
+<Language Modeling, connectedTo, Phonetic Transcription>
+<Linguistic Analysis, connectedTo, Language Modeling>
+<Medical Transcription, connectedTo, Dialect Adaptation>
+<Phonetic Transcription, develops, Speech Analytics>
+<Speaker Identification, connectedTo, Cross_Lingual Speech Recognition>
+<Speaker Identification, understands, Prosody Analysis>
+<Speech Analytics, synthesizes, Medical Transcription>
diff --git a/test/graphviz/graph_easy/graphviz_328.dot b/test/graphviz/graph_easy/graphviz_328.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3c08e7aa356e0cb034bb621f745658cd2dc92fee
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_328.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Opinion Mining" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N1 [label="Information Extraction" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N2 [label="Text Classification" color="#CB9BE1" fillcolor="#F2E6F5" shape=folder style=filled]
+	N3 [label="Chatbot Development" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N4 [label="Corpus Creation" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N5 [label="Text Visualization" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Text Clustering" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N7 [label="Named Entity Recognition" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=structures color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=clusters color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=categorizes color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N5 -> N7 [label=keywords color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_328.txt b/test/graphviz/graph_easy/graphviz_328.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b84d2b85fb2734cc0f08755c609b8b71e89a7393
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_328.txt
@@ -0,0 +1,8 @@
+<Chatbot Development, connectedTo, Corpus Creation>
+<Corpus Creation, clusters, Text Visualization>
+<Information Extraction, connectedTo, Text Classification>
+<Opinion Mining, connectedTo, Information Extraction>
+<Text Classification, structures, Chatbot Development>
+<Text Clustering, categorizes, Named Entity Recognition>
+<Text Visualization, connectedTo, Text Clustering>
+<Text Visualization, keywords, Named Entity Recognition>
diff --git a/test/graphviz/graph_easy/graphviz_329.dot b/test/graphviz/graph_easy/graphviz_329.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c841571fa67d098bf23b92668dbdc85b96aa154e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_329.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Data Cleaning for Text" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label=Tokenization color="#FFB2A5" fillcolor="#FFDCD6" shape=parallelogram style=filled]
+	N2 [label="Text Clustering" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N3 [label="Text Preprocessing" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N4 [label="Sentiment Analysis" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N5 [label="Text Visualization" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+	N6 [label="News Article Analysis" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N7 [label="Spam Detection" color="#DCE775" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N8 [label="Plagiarism Detection" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=recommends color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=extracts color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=classifies color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=alerts color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=secures color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> N8 [label=filters color="#2196F3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_33.dot b/test/graphviz/graph_easy/graphviz_33.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7105b5fbf7f443971352acea22495efc8a405939
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_33.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label=Storage color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Forestry Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N2 [label="Greenhouse Control" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label="Seed Sowing" color="#D3EB9F" fillcolor="#F8FDD3" shape=folder style=filled]
+	N4 [label="Livestock Feeding" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N5 [label="Weather Tracking" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N6 [label="Weed Removal" color="#94C0C0" fillcolor="#CADEDE" shape=diamond style=filled]
+	N7 [label="Supply Chain to Retailers" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N8 [label="Traceability System" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N9 [label="Farm Machinery Operation" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N10 [label="Drone Scouting" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=certifies color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=protects color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=monitors color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=prunes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=repairs color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N5 [label=transports color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_33.txt b/test/graphviz/graph_easy/graphviz_33.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f6f8d84a80dd36431a77cf192ac1bc2b232a8b22
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_33.txt
@@ -0,0 +1,11 @@
+<Farm Machinery Operation, connectedTo, Drone Scouting>
+<Forestry Management, connectedTo, Greenhouse Control>
+<Greenhouse Control, certifies, Seed Sowing>
+<Livestock Feeding, protects, Weather Tracking>
+<Seed Sowing, connectedTo, Livestock Feeding>
+<Storage, connectedTo, Forestry Management>
+<Supply Chain to Retailers, repairs, Traceability System>
+<Supply Chain to Retailers, transports, Weather Tracking>
+<Traceability System, innovates, Farm Machinery Operation>
+<Weather Tracking, monitors, Weed Removal>
+<Weed Removal, prunes, Supply Chain to Retailers>
diff --git a/test/graphviz/graph_easy/graphviz_330.dot b/test/graphviz/graph_easy/graphviz_330.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fb248238c79f3a3c60b878145238b05803ce4fe3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_330.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Machine Learning for Text Mining" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Financial Text Analysis" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N2 [label="Opinion Mining" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N3 [label="Customer Feedback Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N4 [label="Keyword Extraction" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="Lemmatization or Stemming" color="#73C6BC" fillcolor="#D0EFEE" shape=folder style=filled]
+	N6 [label="Author Attribution" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N7 [label="Annotation Tools" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=processes color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=sentiments color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=topics color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=keywords color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=alerts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_330.txt b/test/graphviz/graph_easy/graphviz_330.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb825f92414b4f26729f87d203ea9837fcd7f8cf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_330.txt
@@ -0,0 +1,8 @@
+<Author Attribution, alerts, Annotation Tools>
+<Customer Feedback Analysis, topics, Keyword Extraction>
+<Financial Text Analysis, connectedTo, Opinion Mining>
+<Keyword Extraction, keywords, Lemmatization or Stemming>
+<Lemmatization or Stemming, connectedTo, Author Attribution>
+<Machine Learning for Text Mining, connectedTo, Customer Feedback Analysis>
+<Machine Learning for Text Mining, processes, Financial Text Analysis>
+<Opinion Mining, sentiments, Customer Feedback Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_331.dot b/test/graphviz/graph_easy/graphviz_331.dot
new file mode 100644
index 0000000000000000000000000000000000000000..782c40d0cda79886a94fe3e0d5ce8dee1bc32849
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_331.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Performance Monitoring" color="#FFC107" fillcolor="#FFECB3" shape=ellipse style=filled]
+	N1 [label="Operational Planning" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N2 [label="Predictive Maintenance" color="#9575CD" fillcolor="#EDE7F6" shape=plaintext style=filled]
+	N3 [label="Condition Monitoring" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N4 [label="Digital Twin Lifecycle Management" color="#9575CD" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N5 [label="Maintenance Scheduling" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N6 [label="Simulation Platform Development" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N7 [label="Virtual Reality Interaction" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N8 [label="Energy Consumption Optimization" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label="Smart City Planning" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N10 [label="Scalability of Models" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label=validates color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=predicts color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=upgrades color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=repairs color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=real_time_updates color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N10 [label=data_integrates color="#FFA726" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_331.txt b/test/graphviz/graph_easy/graphviz_331.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f3b858122bb6d78c90f08ce7a6477ee99f0acf40
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_331.txt
@@ -0,0 +1,11 @@
+<Condition Monitoring, connectedTo, Digital Twin Lifecycle Management>
+<Condition Monitoring, data_integrates, Scalability of Models>
+<Digital Twin Lifecycle Management, connectedTo, Maintenance Scheduling>
+<Energy Consumption Optimization, real_time_updates, Smart City Planning>
+<Maintenance Scheduling, upgrades, Simulation Platform Development>
+<Operational Planning, connectedTo, Predictive Maintenance>
+<Performance Monitoring, validates, Operational Planning>
+<Predictive Maintenance, predicts, Condition Monitoring>
+<Simulation Platform Development, repairs, Virtual Reality Interaction>
+<Smart City Planning, connectedTo, Scalability of Models>
+<Virtual Reality Interaction, connectedTo, Energy Consumption Optimization>
diff --git a/test/graphviz/graph_easy/graphviz_332.dot b/test/graphviz/graph_easy/graphviz_332.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b972115a236c8f8b7dd7be0a32e1b68bda8f5cbe
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_332.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Automotive Digital Twins" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Design Validation" color="#388E3C" fillcolor="#C8E6C9" shape=octagon style=filled]
+	N2 [label="Performance Monitoring" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+	N3 [label="Model Creation" color="#388E3C" fillcolor="#C8E6C9" shape=parallelogram style=filled]
+	N4 [label="Asset Optimization" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N5 [label="AI or ML Model Integration" color="#AED581" fillcolor="#F0F4C3" shape=plaintext style=filled]
+	N6 [label="IoT Data Ingestion" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Real_Time Data Streaming" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N8 [label="What_If Scenario Analysis" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N9 [label="Enterprise Asset Management Integration" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=monitors color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=validates color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=repairs color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=creates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N9 [label=diagnoses color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_332.txt b/test/graphviz/graph_easy/graphviz_332.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5fb107954a096be5222571031f3915192add998d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_332.txt
@@ -0,0 +1,10 @@
+<AI or ML Model Integration, creates, IoT Data Ingestion>
+<Asset Optimization, connectedTo, AI or ML Model Integration>
+<Automotive Digital Twins, connectedTo, Design Validation>
+<Design Validation, monitors, Performance Monitoring>
+<IoT Data Ingestion, connectedTo, Real_Time Data Streaming>
+<Model Creation, repairs, Asset Optimization>
+<Performance Monitoring, validates, Model Creation>
+<Real_Time Data Streaming, connectedTo, What_If Scenario Analysis>
+<Real_Time Data Streaming, diagnoses, Enterprise Asset Management Integration>
+<What_If Scenario Analysis, connectedTo, Enterprise Asset Management Integration>
diff --git a/test/graphviz/graph_easy/graphviz_333.txt b/test/graphviz/graph_easy/graphviz_333.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1623359a2f15c515eb5334cda0582880f13539c0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_333.txt
@@ -0,0 +1,9 @@
+<Asset Optimization, connectedTo, What_If Scenario Analysis>
+<Cyber_Physical Systems, connectedTo, Model Creation>
+<Data Security for Digital Twins, tests, Design Validation>
+<Design Validation, secures, Operational Planning>
+<Model Creation, IoT_integrates, Asset Optimization>
+<Operational Planning, connectedTo, Data Security for Digital Twins>
+<Simulation and Prediction, connectedTo, Data Security for Digital Twins>
+<Simulation and Prediction, designs, Cyber_Physical Systems>
+<What_If Scenario Analysis, connectedTo, Data Security for Digital Twins>
diff --git a/test/graphviz/graph_easy/graphviz_334.dot b/test/graphviz/graph_easy/graphviz_334.dot
new file mode 100644
index 0000000000000000000000000000000000000000..bdfb75b49241f1f717b611ac1c9ed90c99faede8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_334.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Scripting for Automation" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N1 [label="Performance Monitoring of Bots" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N2 [label="User Training for Automated Systems" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N3 [label=Hyperautomation color="#94C0C0" fillcolor="#CADEDE" shape=Mdiamond style=filled]
+	N4 [label="HR Process Automation" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N5 [label="Customer Service Automation" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N6 [label="Process Mining" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N7 [label="Audit Trail for Automation" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N8 [label="Automation Opportunity Identification" color="#73C6BC" fillcolor="#D0EFEE" shape=diamond style=filled]
+	N9 [label="Decision Automation" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N10 [label="Email Automation" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N0 -> N1 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=remedies_applies color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=configures_rules color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=scales_processes color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=monitors color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=integrates_systems color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=supports color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N4 [label=executes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_334.txt b/test/graphviz/graph_easy/graphviz_334.txt
new file mode 100644
index 0000000000000000000000000000000000000000..02b0a6daee099563a7ba82c5572f17e9c48a1a3b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_334.txt
@@ -0,0 +1,12 @@
+<Audit Trail for Automation, connectedTo, Automation Opportunity Identification>
+<Automation Opportunity Identification, supports, Decision Automation>
+<Customer Service Automation, integrates_systems, Process Mining>
+<Decision Automation, connectedTo, Email Automation>
+<Decision Automation, connectedTo, User Training for Automated Systems>
+<Decision Automation, executes, HR Process Automation>
+<HR Process Automation, monitors, Customer Service Automation>
+<Hyperautomation, scales_processes, HR Process Automation>
+<Performance Monitoring of Bots, remedies_applies, User Training for Automated Systems>
+<Process Mining, connectedTo, Audit Trail for Automation>
+<Scripting for Automation, connectedTo, Performance Monitoring of Bots>
+<User Training for Automated Systems, configures_rules, Hyperautomation>
diff --git a/test/graphviz/graph_easy/graphviz_336.dot b/test/graphviz/graph_easy/graphviz_336.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e06280636bfdbf3402bd14a9d69450ff0d75a429
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_336.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Decision Automation" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Automated Testing" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N2 [label="Optical Character Recognition for Automation" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N3 [label="Workflow Automation Platforms" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N4 [label="Email Automation" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N5 [label="Business Rule Engines" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N6 [label="Business Process Management" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N7 [label="Report Generation Automation" color="#4FC3F7" fillcolor="#E1F5FE" shape=Mdiamond style=filled]
+	N8 [label="Supply Chain Automation" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N9 [label="Integration with Existing Systems" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=RPA_implements color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=trains color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=enhances_compliance color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=advises color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=data_processes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N2 [label=errors_detects color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_337.dot b/test/graphviz/graph_easy/graphviz_337.dot
new file mode 100644
index 0000000000000000000000000000000000000000..87e2a0c151d1157e9da7d468d7457d2fb0a6c98b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_337.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Statistical Process Control" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Automated Optical Inspection" color="#E91E63" fillcolor="#F8BBD0" shape=oval style=filled]
+	N2 [label="Service Quality Management" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N3 [label="Risk_Based Quality Control" color="#FFCC7A" fillcolor="#FFF6D9" shape=plaintext style=filled]
+	N4 [label="Trend Analysis" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N5 [label="Corrective and Preventive Actions" color="#E91E63" fillcolor="#F8BBD0" shape=octagon style=filled]
+	N6 [label=Metrology color="#FFF8A6" fillcolor="#FFFDE0" shape=octagon style=filled]
+	N7 [label="Product Testing" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N8 [label="Supplier Quality Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N9 [label="X_ray Inspection" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N0 -> N1 [label=efficiency_enhances color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=defects_detects color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=consults color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=products_evaluates color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N2 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N3 [label=equipment_calibrates color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_337.txt b/test/graphviz/graph_easy/graphviz_337.txt
new file mode 100644
index 0000000000000000000000000000000000000000..192929254cdeb40a3ddc98d8301278598012f307
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_337.txt
@@ -0,0 +1,11 @@
+<Automated Optical Inspection, defects_detects, Service Quality Management>
+<Corrective and Preventive Actions, connectedTo, Metrology>
+<Corrective and Preventive Actions, equipment_calibrates, Risk_Based Quality Control>
+<Metrology, connectedTo, Product Testing>
+<Product Testing, connectedTo, Service Quality Management>
+<Product Testing, products_evaluates, Supplier Quality Management>
+<Risk_Based Quality Control, consults, Trend Analysis>
+<Service Quality Management, connectedTo, Risk_Based Quality Control>
+<Statistical Process Control, efficiency_enhances, Automated Optical Inspection>
+<Supplier Quality Management, connectedTo, X_ray Inspection>
+<Trend Analysis, connectedTo, Corrective and Preventive Actions>
diff --git a/test/graphviz/graph_easy/graphviz_339.dot b/test/graphviz/graph_easy/graphviz_339.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5b3629aedc879c0884a0f46c8736888b002c8654
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_339.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Total Quality Management" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Quality Assurance" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N2 [label="Defect Detection" color="#B8C0F5" fillcolor="#ECF0FD" shape=oval style=filled]
+	N3 [label="Product Testing" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N4 [label="Testing Methods" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N5 [label="Supplier Audits" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N6 [label="Continuous Improvement" color="#673AB7" fillcolor="#D1C4E9" shape=diamond style=filled]
+	N7 [label="Root Cause Analysis" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N0 -> N1 [label=verifies color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=root_causes_analyzes color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=preventive_actions_applies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=measures color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=waste_reduces color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N4 [label=automates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_339.txt b/test/graphviz/graph_easy/graphviz_339.txt
new file mode 100644
index 0000000000000000000000000000000000000000..390189986ea1c79d82726c4e5b9e22059a65d7a6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_339.txt
@@ -0,0 +1,9 @@
+<Continuous Improvement, connectedTo, Root Cause Analysis>
+<Continuous Improvement, connectedTo, Total Quality Management>
+<Defect Detection, preventive_actions_applies, Product Testing>
+<Product Testing, measures, Testing Methods>
+<Quality Assurance, root_causes_analyzes, Defect Detection>
+<Supplier Audits, connectedTo, Continuous Improvement>
+<Testing Methods, waste_reduces, Supplier Audits>
+<Total Quality Management, automates, Testing Methods>
+<Total Quality Management, verifies, Quality Assurance>
diff --git a/test/graphviz/graph_easy/graphviz_34.dot b/test/graphviz/graph_easy/graphviz_34.dot
new file mode 100644
index 0000000000000000000000000000000000000000..02f64e9ecfbca3d47c7deecd1cca01e5f8892ed6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_34.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=BT
+	N0 [label="Cruise Ship Boarding" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N1 [label="Booking Modification" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N2 [label="Tour Guide Assignment" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label="Flight Booking" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+	N4 [label="Souvenir Shopping" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N5 [label="Passport Renewal Assistance" color="#607D8B" fillcolor="#CFD8DC" shape=Mdiamond style=filled]
+	N6 [label="Emergency Assistance" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N7 [label="Language Translation Service" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [label=consults color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=develops color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=sells color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=automates color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N4 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N4 [label=informs color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_34.txt b/test/graphviz/graph_easy/graphviz_34.txt
new file mode 100644
index 0000000000000000000000000000000000000000..154f7a44e58672c6fb1f62483f9304c87f022166
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_34.txt
@@ -0,0 +1,9 @@
+<Booking Modification, develops, Tour Guide Assignment>
+<Cruise Ship Boarding, consults, Booking Modification>
+<Emergency Assistance, connectedTo, Language Translation Service>
+<Emergency Assistance, informs, Souvenir Shopping>
+<Flight Booking, automates, Souvenir Shopping>
+<Passport Renewal Assistance, connectedTo, Emergency Assistance>
+<Souvenir Shopping, connectedTo, Passport Renewal Assistance>
+<Tour Guide Assignment, connectedTo, Souvenir Shopping>
+<Tour Guide Assignment, sells, Flight Booking>
diff --git a/test/graphviz/graph_easy/graphviz_341.dot b/test/graphviz/graph_easy/graphviz_341.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4080e8371c173df05f63a7eebd77025388b8ef0f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_341.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Master Data Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="System Configuration" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N2 [label="Compliance Reporting" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N3 [label="User Acceptance Testing" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N4 [label=Customization color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N5 [label="Sales and Distribution" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N6 [label="Business Intelligence Integration" color="#4DB6AC" fillcolor="#E0F2F1" shape=oval style=filled]
+	N7 [label="ERP Consulting" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N8 [label="Customer Relationship Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N9 [label="User Training" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N0 -> N1 [color="#B8C0F5" 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=dashed]
+	N3 -> N4 [label=supply_chains_manages color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=streamlines color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=budgets color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=plans color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=integrates color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N0 [label=data_centralizes color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_341.txt b/test/graphviz/graph_easy/graphviz_341.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8155655e60ac8814457ebc49a70c07763c8fdd24
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_341.txt
@@ -0,0 +1,10 @@
+<Business Intelligence Integration, data_centralizes, Master Data Management>
+<Business Intelligence Integration, plans, ERP Consulting>
+<Compliance Reporting, connectedTo, User Acceptance Testing>
+<Customer Relationship Management, connectedTo, User Training>
+<Customization, streamlines, Sales and Distribution>
+<ERP Consulting, integrates, Customer Relationship Management>
+<Master Data Management, connectedTo, System Configuration>
+<Sales and Distribution, budgets, Business Intelligence Integration>
+<System Configuration, connectedTo, Compliance Reporting>
+<User Acceptance Testing, supply_chains_manages, Customization>
diff --git a/test/graphviz/graph_easy/graphviz_342.dot b/test/graphviz/graph_easy/graphviz_342.dot
new file mode 100644
index 0000000000000000000000000000000000000000..542ddb7fa9e2c827aa54f65956821f6934a2bebd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_342.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=LR
+	N0 [label=Customization color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="User Training" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N2 [label="Hybrid ERP Models" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N3 [label="Vendor Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N4 [label="User Access Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N5 [label="Human Capital Management" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N6 [label="Workflow Automation in ERP" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N7 [label="Sales and Distribution" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N0 -> N1 [label=maintains color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=procurements_handles color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=customer_relations_manages color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=secures color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N0 -> N7 [label=protects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N7 [label=consults color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_342.txt b/test/graphviz/graph_easy/graphviz_342.txt
new file mode 100644
index 0000000000000000000000000000000000000000..13be10a35eb5dcffc2ea4aa4148db548db985eb2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_342.txt
@@ -0,0 +1,9 @@
+<Customization, maintains, User Training>
+<Customization, protects, Sales and Distribution>
+<Human Capital Management, secures, Workflow Automation in ERP>
+<Hybrid ERP Models, connectedTo, Vendor Management>
+<Hybrid ERP Models, consults, Sales and Distribution>
+<User Access Management, customer_relations_manages, Human Capital Management>
+<User Training, connectedTo, Hybrid ERP Models>
+<Vendor Management, procurements_handles, User Access Management>
+<Workflow Automation in ERP, connectedTo, Sales and Distribution>
diff --git a/test/graphviz/graph_easy/graphviz_343.dot b/test/graphviz/graph_easy/graphviz_343.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d5508481fb8302b718101708acad455137efd117
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_343.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Sensor Deployment" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Farm Robotics" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N2 [label="Carbon Farming Initiatives" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N3 [label="Supply Chain Traceability" color="#42A5F5" fillcolor="#F1F8FF" shape=octagon style=filled]
+	N4 [label="AI for Crop Disease Detection" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N5 [label="Farm Data Integration" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N6 [label="Resource Optimization" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N7 [label="Aquaculture Monitoring" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N8 [label="Automated Irrigation" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N9 [label="Farm Labor Management Software" color="#42A5F5" fillcolor="#F1F8FF" shape=parallelogram style=filled]
+	N10 [label="Automated Farm Machinery" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N11 [label="Geographic Information Systems for Farms" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=guides color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=optimizes color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=harvests color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=controls color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=sprays color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N5 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_343.txt b/test/graphviz/graph_easy/graphviz_343.txt
new file mode 100644
index 0000000000000000000000000000000000000000..91446c15378c1ca31b2979a7e73a6261176639f5
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_343.txt
@@ -0,0 +1,12 @@
+<AI for Crop Disease Detection, harvests, Farm Data Integration>
+<Aquaculture Monitoring, connectedTo, Automated Irrigation>
+<Aquaculture Monitoring, connectedTo, Farm Data Integration>
+<Automated Farm Machinery, connectedTo, Geographic Information Systems for Farms>
+<Automated Irrigation, connectedTo, Farm Labor Management Software>
+<Carbon Farming Initiatives, connectedTo, Supply Chain Traceability>
+<Farm Data Integration, controls, Resource Optimization>
+<Farm Labor Management Software, sprays, Automated Farm Machinery>
+<Farm Robotics, guides, Carbon Farming Initiatives>
+<Resource Optimization, connectedTo, Aquaculture Monitoring>
+<Sensor Deployment, connectedTo, Farm Robotics>
+<Supply Chain Traceability, optimizes, AI for Crop Disease Detection>
diff --git a/test/graphviz/graph_easy/graphviz_344.dot b/test/graphviz/graph_easy/graphviz_344.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1e98d61976f9fd8cdf7e11d0f8643444663133ea
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_344.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=BT
+	N0 [label="Crop Insurance Assessment" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Aquaculture Monitoring" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N2 [label="Farm Robotics" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Precision Farming" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N4 [label="Smart Greenhouses" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N5 [label="Crop Health Monitoring" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+	N6 [label="Digital Soil Mapping" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Smart Livestock Monitoring" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=sprays color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=automates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=drones_uses color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=manages_irrigation color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N5 [label=monitors color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_345.dot b/test/graphviz/graph_easy/graphviz_345.dot
new file mode 100644
index 0000000000000000000000000000000000000000..80f18b81865170cec6e89913b341edc0081cfa53
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_345.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Precision Farming" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Automated Irrigation" color="#F06292" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N2 [label="Predictive Analytics for Harvest" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N3 [label="Herd Health Monitoring" color="#F06292" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N4 [label="Connectivity Solutions" color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+	N5 [label="Data Security in Agriculture" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N6 [label="Smart Greenhouses" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N7 [label="Yield Mapping" color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+	N8 [label="Blockchain for Agri_Supply Chain" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N9 [label="Weather Station Data Integration" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=robotics_implements color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=complies color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=soil_tests color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=sprays color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=harvests color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N2 -> N1 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_345.txt b/test/graphviz/graph_easy/graphviz_345.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2c91518b7328e8f2cb577a5f91fb3b3044da42d3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_345.txt
@@ -0,0 +1,11 @@
+<Automated Irrigation, robotics_implements, Predictive Analytics for Harvest>
+<Blockchain for Agri_Supply Chain, connectedTo, Weather Station Data Integration>
+<Connectivity Solutions, soil_tests, Data Security in Agriculture>
+<Data Security in Agriculture, sprays, Smart Greenhouses>
+<Herd Health Monitoring, complies, Connectivity Solutions>
+<Precision Farming, connectedTo, Automated Irrigation>
+<Predictive Analytics for Harvest, connectedTo, Automated Irrigation>
+<Predictive Analytics for Harvest, connectedTo, Herd Health Monitoring>
+<Predictive Analytics for Harvest, connectedTo, Weather Station Data Integration>
+<Smart Greenhouses, harvests, Yield Mapping>
+<Yield Mapping, connectedTo, Blockchain for Agri_Supply Chain>
diff --git a/test/graphviz/graph_easy/graphviz_346.dot b/test/graphviz/graph_easy/graphviz_346.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aa024b31fd9a0d777c64e707ea66ebd92fbe96bf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_346.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Talent Representation" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Brand Partnerships" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N2 [label="Media Rights Negotiation" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Team Management" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+	N4 [label="Live Streaming Production" color="#00BCD4" fillcolor="#B2EBF2" shape=octagon style=filled]
+	N5 [label="Tournament Organization" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Rules and Regulations Enforcement" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N7 [label="Network Infrastructure for Tournaments" color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N8 [label="Game Strategy Development" color="#F06292" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N9 [label="Player Scouting" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=communities_fosters color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=develops_games color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=leagues_creates color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=sponsors color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=strategies_develops color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N8 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_348.dot b/test/graphviz/graph_easy/graphviz_348.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b6f651a72e65475b6d5068cf682e806eb10d8145
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_348.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Brand Partnerships" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Game Strategy Development" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N2 [label="Live Streaming Production" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N3 [label="Team Management" color="#388E3C" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N4 [label="Player Wellness Programs" color="#388E3C" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N5 [label="Prize Pool Management" color="#388E3C" fillcolor="#F1F8E9" shape=folder style=filled]
+	N6 [label="Legal Advisory for Esports" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N7 [label="Esports Education Programs" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N0 -> N1 [label=teams_forms color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=merchandise_sells color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=recruits color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=reputations_builds color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_348.txt b/test/graphviz/graph_easy/graphviz_348.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5b0006574582a568b25c52bf7ce596abf428b9e0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_348.txt
@@ -0,0 +1,8 @@
+<Brand Partnerships, connectedTo, Team Management>
+<Brand Partnerships, teams_forms, Game Strategy Development>
+<Game Strategy Development, merchandise_sells, Live Streaming Production>
+<Legal Advisory for Esports, connectedTo, Esports Education Programs>
+<Live Streaming Production, recruits, Team Management>
+<Player Wellness Programs, reputations_builds, Prize Pool Management>
+<Prize Pool Management, connectedTo, Legal Advisory for Esports>
+<Team Management, innovates, Player Wellness Programs>
diff --git a/test/graphviz/graph_easy/graphviz_349.dot b/test/graphviz/graph_easy/graphviz_349.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dc55cbe4b826f848d90b0f37beef8f918c57545f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_349.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Deep Brain Stimulation" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N1 [label="Neural Network Analysis" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N2 [label="Cellular Neuroscience" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N3 [label="Consciousness Studies" color="#3F51B5" fillcolor="#C5CAE9" shape=Mdiamond style=filled]
+	N4 [label="Pain Perception Research" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N5 [label=Neuroinformatics color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+	N6 [label="Stem Cell Research" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N7 [label="Developmental Neuroscience" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N8 [label="Aging Brain Research" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N0 -> N1 [label=publishes color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=maps color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=trains color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N3 [label=neurons_investigates color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_349.txt b/test/graphviz/graph_easy/graphviz_349.txt
new file mode 100644
index 0000000000000000000000000000000000000000..381a54ca059a78777da84d81912e0e947c140d61
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_349.txt
@@ -0,0 +1,10 @@
+<Aging Brain Research, connectedTo, Neural Network Analysis>
+<Aging Brain Research, neurons_investigates, Consciousness Studies>
+<Cellular Neuroscience, maps, Consciousness Studies>
+<Consciousness Studies, connectedTo, Pain Perception Research>
+<Deep Brain Stimulation, publishes, Neural Network Analysis>
+<Developmental Neuroscience, connectedTo, Aging Brain Research>
+<Neural Network Analysis, connectedTo, Cellular Neuroscience>
+<Neuroinformatics, trains, Stem Cell Research>
+<Pain Perception Research, analyzes, Neuroinformatics>
+<Stem Cell Research, connectedTo, Developmental Neuroscience>
diff --git a/test/graphviz/graph_easy/graphviz_35.dot b/test/graphviz/graph_easy/graphviz_35.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d7073049c80b1eda863ed7bbced3b5eb28209afd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_35.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Travel Blog Creation" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Baggage Handling" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N2 [label="Return Trip" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N3 [label="Trip Sharing" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N4 [label="Tourist Information Desk" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N5 [label="Duty_Free Shopping" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N6 [label="Concert Ticketing" color="#FF9800" fillcolor="#FFE0B2" shape=hexagon style=filled]
+	N7 [label="Loyalty Program Enrollment" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N8 [label="Tour Guide Assignment" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N9 [label="Emergency Assistance" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N10 [label="Airport Transfer" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N11 [label="Currency Exchange" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N0 -> N1 [label=personalizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=assists color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=regulates color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=transports color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N10 [label=promotes color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N9 -> N5 [label=secures color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_350.txt b/test/graphviz/graph_easy/graphviz_350.txt
new file mode 100644
index 0000000000000000000000000000000000000000..57330f218f584d3830849143b2e430d03621825e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_350.txt
@@ -0,0 +1,13 @@
+<Artificial Neural Networks Modeling, researches, Genetic Basis of Brain Disorders>
+<Brain Imaging, connectedTo, Developmental Neuroscience>
+<Brain_Computer Interface, connectedTo, Transcranial Magnetic Stimulation>
+<Connectomics, tools_creates, Artificial Neural Networks Modeling>
+<Developmental Neuroscience, connectedTo, Connectomics>
+<Electrophysiology, connectedTo, Pain Perception Research>
+<Genetic Basis of Brain Disorders, presents, Electrophysiology>
+<Neurotransmitter Research, connectedTo, Systems Neuroscience>
+<Pain Perception Research, connectedTo, Brain_Computer Interface>
+<Stem Cell Research, educates, Artificial Neural Networks Modeling>
+<Stem Cell Research, observes, Neurotransmitter Research>
+<Systems Neuroscience, connectedTo, Brain Imaging>
+<Transcranial Magnetic Stimulation, drugs_tests, Stem Cell Research>
diff --git a/test/graphviz/graph_easy/graphviz_351.dot b/test/graphviz/graph_easy/graphviz_351.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c366f478f06fc517f06b27408de2a2d9308da6c8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_351.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Drug Development for Brain Disorders" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N1 [label="Brain Mapping" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N2 [label="Sensory Perception Research" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N3 [label="Motor Control Research" color="#9C27B0" fillcolor="#E1BEE7" shape=oval style=filled]
+	N4 [label="Consciousness Studies" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N5 [label="Molecular Neuroscience" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N6 [label="Stem Cell Research" color="#9FA9E1" fillcolor="#D6D9F0" shape=plaintext style=filled]
+	N7 [label="Neural Network Analysis" color="#9FA9E1" fillcolor="#D6D9F0" shape=Mdiamond style=filled]
+	N8 [label="Genetic Basis of Brain Disorders" color="#FF8A65" fillcolor="#FBE9E7" shape=Mdiamond style=filled]
+	N9 [label="Neurofeedback Therapy" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N10 [label="Artificial Neural Networks Modeling" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N0 -> N1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=behavior_links color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=treats_disorders color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=modifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=presents color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=neurons_investigates color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=regulates color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N8 [label=therapies_develops color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_351.txt b/test/graphviz/graph_easy/graphviz_351.txt
new file mode 100644
index 0000000000000000000000000000000000000000..07fd7a72bce29b63661735e2370bf43cd7a38160
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_351.txt
@@ -0,0 +1,11 @@
+<Artificial Neural Networks Modeling, therapies_develops, Genetic Basis of Brain Disorders>
+<Brain Mapping, connectedTo, Sensory Perception Research>
+<Consciousness Studies, modifies, Molecular Neuroscience>
+<Drug Development for Brain Disorders, connectedTo, Brain Mapping>
+<Genetic Basis of Brain Disorders, connectedTo, Neurofeedback Therapy>
+<Molecular Neuroscience, presents, Stem Cell Research>
+<Motor Control Research, treats_disorders, Consciousness Studies>
+<Neural Network Analysis, regulates, Genetic Basis of Brain Disorders>
+<Neurofeedback Therapy, connectedTo, Artificial Neural Networks Modeling>
+<Sensory Perception Research, behavior_links, Motor Control Research>
+<Stem Cell Research, neurons_investigates, Neural Network Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_352.dot b/test/graphviz/graph_easy/graphviz_352.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c51fca66dc9254d45ec89c8ded7c9c4c560555d6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_352.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Historical Research" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="World Heritage Site Management" color="#7E57C2" fillcolor="#D1C4E9" shape=folder style=filled]
+	N2 [label="Augmented Reality Tours" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N3 [label="Site Preservation" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Material Analysis" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N5 [label="Intangible Cultural Heritage Preservation" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N6 [label="Dating Techniques" color="#E0E0E0" fillcolor="#EBEBEB" shape=Mdiamond style=filled]
+	N7 [label="3D Scanning of Artifacts" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N8 [label="Heritage Site Management" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=languages_revitalizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=policies_influences color="#7E57C2" 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=dashed]
+	N7 -> N8 [label=archives color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N1 [label=technologies_applies color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_352.txt b/test/graphviz/graph_easy/graphviz_352.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cd1b56b4351aa7037ccb34aaf5a0b0cd3a9b5a2a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_352.txt
@@ -0,0 +1,9 @@
+<3D Scanning of Artifacts, archives, Heritage Site Management>
+<Augmented Reality Tours, languages_revitalizes, Site Preservation>
+<Dating Techniques, connectedTo, 3D Scanning of Artifacts>
+<Dating Techniques, technologies_applies, World Heritage Site Management>
+<Historical Research, connectedTo, World Heritage Site Management>
+<Intangible Cultural Heritage Preservation, connectedTo, Dating Techniques>
+<Material Analysis, policies_influences, Intangible Cultural Heritage Preservation>
+<Site Preservation, connectedTo, Material Analysis>
+<World Heritage Site Management, connectedTo, Augmented Reality Tours>
diff --git a/test/graphviz/graph_easy/graphviz_353.txt b/test/graphviz/graph_easy/graphviz_353.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d286757dce26909b38489a2a2d773f40d688bf63
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_353.txt
@@ -0,0 +1,13 @@
+<Archaeological Excavation, technologies_applies, Site Preservation>
+<Digital Storytelling, policies_influences, Historical Research>
+<GIS Mapping for Heritage Sites, connectedTo, Archaeological Excavation>
+<Heritage Impact Assessment, connectedTo, Virtual Reality Recreations>
+<Illicit Trafficking Control, interprets, Risk Assessment for Heritage>
+<Oral History Collection, archives, GIS Mapping for Heritage Sites>
+<Public Education Programs, protects, Oral History Collection>
+<Remote Sensing for Heritage, data_collects, Illicit Trafficking Control>
+<Risk Assessment for Heritage, conserves, Public Education Programs>
+<Site Preservation, connectedTo, Archaeological Excavation>
+<Site Preservation, connectedTo, Digital Storytelling>
+<Virtual Reality Recreations, accesses, Remote Sensing for Heritage>
+<Virtual Reality Recreations, connectedTo, GIS Mapping for Heritage Sites>
diff --git a/test/graphviz/graph_easy/graphviz_354.txt b/test/graphviz/graph_easy/graphviz_354.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cd00b9ce761cb54fe0d7f3e7166c9fefe8d5de78
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_354.txt
@@ -0,0 +1,12 @@
+<Dating Techniques, preserves, Oral History Collection>
+<Digital Storytelling, documents, Traditional Knowledge Documentation>
+<Digital Storytelling, intangible_heritage_safeguards, Looting Prevention>
+<GIS Mapping for Heritage Sites, community_participates, World Heritage Site Management>
+<Heritage Impact Assessment, connectedTo, Digital Storytelling>
+<Intangible Cultural Heritage Preservation, languages_revitalizes, Site Preservation>
+<Looting Prevention, sites_surveys, Museum Collection Management>
+<Museum Collection Management, connectedTo, Remote Sensing for Heritage>
+<Oral History Collection, connectedTo, Traditional Knowledge Documentation>
+<Remote Sensing for Heritage, connectedTo, Intangible Cultural Heritage Preservation>
+<Traditional Knowledge Documentation, displays, GIS Mapping for Heritage Sites>
+<World Heritage Site Management, educates, Heritage Impact Assessment>
diff --git a/test/graphviz/graph_easy/graphviz_356.txt b/test/graphviz/graph_easy/graphviz_356.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5daf330f6b5da86cb915c92996ea8885e9229f79
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_356.txt
@@ -0,0 +1,10 @@
+<Bio_logic Gates, connectedTo, Diagnostic Tool Development>
+<Bio_logic Gates, connectedTo, Microbial Factories>
+<Biosafety Level Management, clones, Diagnostic Tool Development>
+<Diagnostic Tool Development, builds, Metabolic Pathway Engineering>
+<Diagnostic Tool Development, connectedTo, Bio_logic Gates>
+<Drug Delivery Systems, connectedTo, Bio_logic Gates>
+<High_Throughput Screening, circuits_designs, Biosafety Level Management>
+<Metabolic Pathway Engineering, educates, Risk Assessment>
+<Microbial Factories, synthesizes, High_Throughput Screening>
+<Risk Assessment, functions_implements, Protein Design>
diff --git a/test/graphviz/graph_easy/graphviz_358.dot b/test/graphviz/graph_easy/graphviz_358.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1314d4393307e0306e6d36cdb8478aa1625cf650
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_358.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="Learning Design Principles" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N1 [label="Machine Learning for Learning Analytics" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N2 [label="Personalized Learning Paths" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N3 [label="E_Learning Platform Design" color="#FFD54F" fillcolor="#FFF8E1" shape=plaintext style=filled]
+	N4 [label="Educational Robotics" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N5 [label="Student Information Systems" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N6 [label="Augmented Reality in Education" color="#92C79A" fillcolor="#E8F0EA" shape=plaintext style=filled]
+	N7 [label="Assessment Tools" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N0 -> N1 [label=assesses color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=complies color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=funds color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=designs color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=secures_data color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N7 [label=markets color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_358.txt b/test/graphviz/graph_easy/graphviz_358.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6378f7fff536a8e0de8a111b594a74906de35ca7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_358.txt
@@ -0,0 +1,9 @@
+<Augmented Reality in Education, connectedTo, Assessment Tools>
+<E_Learning Platform Design, connectedTo, Machine Learning for Learning Analytics>
+<E_Learning Platform Design, funds, Educational Robotics>
+<Educational Robotics, designs, Student Information Systems>
+<Educational Robotics, markets, Assessment Tools>
+<Learning Design Principles, assesses, Machine Learning for Learning Analytics>
+<Machine Learning for Learning Analytics, complies, Personalized Learning Paths>
+<Personalized Learning Paths, connectedTo, E_Learning Platform Design>
+<Student Information Systems, secures_data, Augmented Reality in Education>
diff --git a/test/graphviz/graph_easy/graphviz_359.dot b/test/graphviz/graph_easy/graphviz_359.dot
new file mode 100644
index 0000000000000000000000000000000000000000..785a11829c89a51287420eb85f748419ee014541
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_359.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Remote Learning Solutions" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Assessment Tools" color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N2 [label="Digital Textbooks" color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N3 [label="Interactive Content Creation" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N4 [label="Accessibility in EdTech" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Massive Open Online Courses" color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N6 [label="Student Information Systems" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N7 [label="Data Privacy in Education" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=experiences_personalizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=publishes color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=privacy_protects color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=content_generates color="#FBC02D" 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 [label=audits color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_36.dot b/test/graphviz/graph_easy/graphviz_36.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8565b75aaf16e6ccb03f1d1e773428168506ef3d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_36.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=RL
+	N0 [label="Restaurant Reservation" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Adventure Sports Booking" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N2 [label="Trip Sharing" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N3 [label="Concert Ticketing" color="#4285F4" fillcolor="#D0E0F8" shape=diamond style=filled]
+	N4 [label="Cultural Immersion Program" color="#A2D0FF" fillcolor="#E8F0FF" shape=octagon style=filled]
+	N5 [label="Airport Transfer" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N6 [label="Museum Visit" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N7 [label="Loyalty Program Enrollment" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+	N8 [label="Local Transport" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [label=documents color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=responds color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=applies color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=accommodates color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=informs color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="collects feedback" color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N3 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_360.dot b/test/graphviz/graph_easy/graphviz_360.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a778f1e71c3dcc6dcb3a7d325eabf553b040e8d1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_360.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Accessibility in EdTech" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Educational Apps Development" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N2 [label="Personalized Learning Paths" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Augmented Reality in Education" color="#CD8FF2" fillcolor="#ECCFF5" shape=diamond style=filled]
+	N4 [label="Assessment Tools" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N5 [label="Social_Emotional Learning Tools" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N6 [label="Remote Learning Solutions" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N7 [label="Student Information Systems" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N8 [label="Data Privacy in Education" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N9 [label="E_Learning Platform Design" color="#CD8FF2" fillcolor="#ECCFF5" shape=oval style=filled]
+	N10 [label="Virtual Labs" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N0 -> N1 [label=implements color="#795548" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=assesses color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=secures_data color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=administrators_assists color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=teachers_trains color="#795548" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=parents_engages color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=privacy_protects color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N6 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N4 [label=learning_gamifies color="#A188D0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_37.dot b/test/graphviz/graph_easy/graphviz_37.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6d6d9f7624ebbae97591b62ac1e83ee47f85d30a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_37.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label="HOA Management" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Legal Verification" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N2 [label="Commercial Lease Negotiation" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N3 [label="Maintenance Request" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N4 [label="Tenant Screening" color="#7E57C2" fillcolor="#D1C4E9" shape=plaintext style=filled]
+	N5 [label="Site Visit Scheduling" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N6 [label="Offer Submission" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Property Marketing" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N8 [label="Document Signing" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N9 [label="Lease Renewal" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [label=surveys color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=manages color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=registers color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=rents color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N0 [label=markets color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_38.dot b/test/graphviz/graph_easy/graphviz_38.dot
new file mode 100644
index 0000000000000000000000000000000000000000..20fa833035b76638c481b764ff141a44d68c28e6
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_38.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Escrow Setup" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label="Investment Property Analysis" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N2 [label="Building Permit Application" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label="Buyer Inquiry" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N4 [label="Tax Assessment" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N5 [label="Closing Meeting" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N6 [label="Land Acquisition" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N7 [label="Eviction Process" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N8 [label="Maintenance Request" color="#FFD54F" fillcolor="#FFF8E1" shape=parallelogram style=filled]
+	N9 [label="Property Appraisal" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=invests color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=maintains color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=advises color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=evaluates color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=inspects color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N2 [label=transfers color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_39.dot b/test/graphviz/graph_easy/graphviz_39.dot
new file mode 100644
index 0000000000000000000000000000000000000000..99bf7eabe62f5670af418bcf58ad4712887b3ca4
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_39.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Renovation Planning" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Zoning Compliance" color="#BCB88A" fillcolor="#F5F5DC" shape=diamond style=filled]
+	N2 [label="Document Signing" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N3 [label="Eviction Process" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N4 [label="Title Check" color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N5 [label="Price Negotiation" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="HOA Management" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+	N7 [label="Site Visit Scheduling" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N8 [label="Maintenance Request" color="#F06292" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N9 [label="Property Tax Payment" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N0 -> N1 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=contacts color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=surveys color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=sells color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=evaluates color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=permits color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N1 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_39.txt b/test/graphviz/graph_easy/graphviz_39.txt
new file mode 100644
index 0000000000000000000000000000000000000000..83b520dc0021b4f590a88d97bddb2520eb3dbb93
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_39.txt
@@ -0,0 +1,10 @@
+<Document Signing, surveys, Eviction Process>
+<Eviction Process, sells, Title Check>
+<HOA Management, connectedTo, Site Visit Scheduling>
+<HOA Management, connectedTo, Zoning Compliance>
+<Maintenance Request, permits, Property Tax Payment>
+<Price Negotiation, connectedTo, HOA Management>
+<Renovation Planning, connectedTo, Zoning Compliance>
+<Site Visit Scheduling, evaluates, Maintenance Request>
+<Title Check, connectedTo, Price Negotiation>
+<Zoning Compliance, contacts, Document Signing>
diff --git a/test/graphviz/graph_easy/graphviz_4.dot b/test/graphviz/graph_easy/graphviz_4.dot
new file mode 100644
index 0000000000000000000000000000000000000000..80d2c766e8f15b4c1994a52e46fda841f1d222fe
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_4.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Health Screening" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label="Symptom Monitoring" color="#80DDEA" fillcolor="#D3F7F9" shape=parallelogram style=filled]
+	N2 [label="Treatment Plan" color="#FF9800" fillcolor="#FFE0B2" shape=diamond style=filled]
+	N3 [label="Imaging Scan" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N4 [label="Case Review" color="#80DDEA" fillcolor="#D3F7F9" shape=hexagon style=filled]
+	N5 [label="Pharmacy Order" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N6 [label="Anesthesia Administration" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N7 [label="Emergency Response" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N8 [label="Allergy Test" color="#A188D0" fillcolor="#DACBE3" shape=plaintext style=filled]
+	N9 [label=Prescription color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N10 [label="Patient Intake" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N0 -> N1 [label=documents color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=verifies color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=collects color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=discharges color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=dispenses color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=schedules color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N0 -> N7 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N1 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_40.dot b/test/graphviz/graph_easy/graphviz_40.dot
new file mode 100644
index 0000000000000000000000000000000000000000..92e444bae5a6d35f2b6f6c56aacdecb4eed2fc6c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_40.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Crowd Management" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Evacuation Planning" color="#7986CB" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N2 [label="Threat Assessment" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N3 [label="Witness Interview" color="#7E57C2" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N4 [label="Fire Suppression" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N5 [label="Bomb Disposal" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N6 [label="Search and Rescue Operations" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N7 [label="Community Outreach" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+	N8 [label="Inmate Transport" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N9 [label="SWAT Team Activation" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N10 [label="Cybersecurity Threat Response" color="#7E57C2" fillcolor="#EDE7F6" shape=hexagon style=filled]
+	N11 [label="Resource Allocation" color="#7E57C2" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N0 -> N1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=controls color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=secures color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=debriefs color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=equips color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=patrols color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=alerts color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=rehabilitates color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_41.dot b/test/graphviz/graph_easy/graphviz_41.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a13c0da768c4105cb8e14d7caf9f19762747916c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_41.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Evacuation Planning" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Post_Incident Review" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N2 [label="Search and Rescue Operations" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N3 [label="Crowd Management" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N4 [label="Traffic Control" color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+	N5 [label="Disaster Relief Coordination" color="#BDBDBD" fillcolor="#F5F5F5" shape=Mdiamond style=filled]
+	N6 [label="Law Enforcement Database Check" color="#D3EB9F" fillcolor="#F8FDD3" shape=octagon style=filled]
+	N7 [label="K9 Unit Deployment" color="#DCE775" fillcolor="#FCFCE7" shape=plaintext style=filled]
+	N8 [label="Drug Interdiction" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N0 -> N1 [label=patrols color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=controls color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=responds color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=equips color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=rehabilitates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=licenses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_41.txt b/test/graphviz/graph_easy/graphviz_41.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5fa0cc00451433cb3603cceff178ab7a72c93521
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_41.txt
@@ -0,0 +1,9 @@
+<Crowd Management, responds, Traffic Control>
+<Disaster Relief Coordination, connectedTo, Law Enforcement Database Check>
+<Drug Interdiction, connectedTo, Traffic Control>
+<Evacuation Planning, patrols, Post_Incident Review>
+<K9 Unit Deployment, licenses, Drug Interdiction>
+<Law Enforcement Database Check, rehabilitates, K9 Unit Deployment>
+<Post_Incident Review, controls, Search and Rescue Operations>
+<Search and Rescue Operations, connectedTo, Crowd Management>
+<Traffic Control, equips, Disaster Relief Coordination>
diff --git a/test/graphviz/graph_easy/graphviz_42.dot b/test/graphviz/graph_easy/graphviz_42.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f128817289b47c2428a82e2b568751a52e61f044
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_42.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label="Cybersecurity Threat Response" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N1 [label="Court Testimony" color="#92C79A" fillcolor="#E8F0EA" shape=hexagon style=filled]
+	N2 [label="Hazard Detection" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N3 [label="Search and Rescue Operations" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N4 [label="Forensic Analysis" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="First Aid Deployment" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N6 [label="Crowd Management" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+	N7 [label="Inmate Transport" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N0 -> N1 [label=investigates color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=communicates color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=responds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=equips color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_43.dot b/test/graphviz/graph_easy/graphviz_43.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cab391f6dfc6d35342c1a20b84a69fbba2f13d22
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_43.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=RL
+	N0 [label="Trailer Production" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Game Development" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N2 [label="Intellectual Property Protection" color="#FFCC80" fillcolor="#FFF0CC" shape=parallelogram style=filled]
+	N3 [label="Press Junket" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N4 [label="Stunt Coordination" color="#9575CD" fillcolor="#EDE7F6" shape=Mdiamond style=filled]
+	N5 [label="Scene Shooting" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N6 [label="Special Effects Design" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N7 [label="Visual Effects" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N8 [label="Broadcast Scheduling" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N9 [label="Animation Production" color="#9575CD" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N10 [label="Talent Management" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N11 [label="Red Carpet Event" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N0 -> N1 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=critiques color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=films color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=creates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=markets color="#FFCC80" 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=solid]
+	N10 -> N11 [label=publishes color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N2 [label=archives color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> N8 [label=secures color="#FFF176" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_43.txt b/test/graphviz/graph_easy/graphviz_43.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5f0218201d8b21773188f046f2023bc2f9a1ce08
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_43.txt
@@ -0,0 +1,13 @@
+<Animation Production, archives, Intellectual Property Protection>
+<Animation Production, connectedTo, Talent Management>
+<Broadcast Scheduling, connectedTo, Animation Production>
+<Game Development, critiques, Intellectual Property Protection>
+<Intellectual Property Protection, films, Press Junket>
+<Press Junket, connectedTo, Stunt Coordination>
+<Scene Shooting, connectedTo, Special Effects Design>
+<Scene Shooting, secures, Broadcast Scheduling>
+<Special Effects Design, connectedTo, Visual Effects>
+<Stunt Coordination, creates, Scene Shooting>
+<Talent Management, publishes, Red Carpet Event>
+<Trailer Production, audits, Game Development>
+<Visual Effects, markets, Broadcast Scheduling>
diff --git a/test/graphviz/graph_easy/graphviz_44.txt b/test/graphviz/graph_easy/graphviz_44.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b3d32bae60ee4fa4e949e3c639b10f7906de7ea
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_44.txt
@@ -0,0 +1,11 @@
+<Actor Rehearsal, markets, Trailer Production>
+<Animation Production, connectedTo, Location Scouting>
+<Audience Feedback, connectedTo, Footage Review>
+<Editing Process, connectedTo, Audience Feedback>
+<Footage Review, connectedTo, Licensing Approval>
+<Licensing Approval, composes, Animation Production>
+<Location Scouting, regulates, Game Development>
+<Press Junket, connectedTo, Editing Process>
+<Talent Management, mixes, Press Junket>
+<Talent Management, produces, Animation Production>
+<Trailer Production, innovates, Talent Management>
diff --git a/test/graphviz/graph_easy/graphviz_46.dot b/test/graphviz/graph_easy/graphviz_46.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b679050c7f96ef0ef1b1f6a9f7efe236d8bf6e16
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_46.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Recycling Process" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Resource Tracking" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N2 [label="Water Sampling" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N3 [label="Waste Water Treatment" color="#FFC2C2" fillcolor="#FFEBEB" shape=octagon style=filled]
+	N4 [label="Noise Pollution Measurement" color="#FFC2C2" fillcolor="#FFEBEB" shape=octagon style=filled]
+	N5 [label="Landfill Management" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N6 [label="Sustainability Review" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N7 [label="Reforestation Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N8 [label="Public Awareness Campaign" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [label=mitigates color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=disposes color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=develops color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=implements color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=permits color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N2 [label=models color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_46.txt b/test/graphviz/graph_easy/graphviz_46.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ac6a339e0db220a4bac91562b2c0491059340a98
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_46.txt
@@ -0,0 +1,9 @@
+<Landfill Management, permits, Sustainability Review>
+<Noise Pollution Measurement, connectedTo, Landfill Management>
+<Recycling Process, mitigates, Resource Tracking>
+<Reforestation Planning, connectedTo, Public Awareness Campaign>
+<Reforestation Planning, models, Water Sampling>
+<Resource Tracking, disposes, Water Sampling>
+<Sustainability Review, connectedTo, Reforestation Planning>
+<Waste Water Treatment, implements, Noise Pollution Measurement>
+<Water Sampling, develops, Waste Water Treatment>
diff --git a/test/graphviz/graph_easy/graphviz_47.txt b/test/graphviz/graph_easy/graphviz_47.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d90a81152429aa75d73151263ae823a027a3969f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_47.txt
@@ -0,0 +1,12 @@
+<Carbon Footprint Calculation, connectedTo, Green Certification>
+<Ecosystem Restoration, connectedTo, Waste Water Treatment>
+<Energy Audit, connectedTo, Ocean Cleanup>
+<Energy Audit, manages, Regulatory Compliance>
+<Green Certification, detects, Noise Pollution Measurement>
+<Noise Pollution Measurement, connectedTo, Energy Audit>
+<Ocean Cleanup, permits, Soil Testing>
+<Regulatory Compliance, models, Sustainable Agriculture Practices>
+<Soil Testing, adapts, Ecosystem Restoration>
+<Sustainable Agriculture Practices, forecasts, Wildlife Survey>
+<Waste Water Treatment, disposes, Regulatory Compliance>
+<Water Sampling, connectedTo, Carbon Footprint Calculation>
diff --git a/test/graphviz/graph_easy/graphviz_49.dot b/test/graphviz/graph_easy/graphviz_49.dot
new file mode 100644
index 0000000000000000000000000000000000000000..17be3a9032a79dc38acc807ecefd91afb28d3e29
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_49.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Social Program Review" color="#388E3C" fillcolor="#C8E6C9" shape=ellipse style=filled]
+	N1 [label="International Relations" color="#388E3C" fillcolor="#C8E6C9" shape=Mdiamond style=filled]
+	N2 [label="Legal Advisory" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N3 [label="Public Sector Procurement" color="#388E3C" fillcolor="#C8E6C9" shape=box style=filled]
+	N4 [label="Transparency Audit" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N5 [label="Education Policy" color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+	N6 [label="Legislation Review" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+	N7 [label="Diplomatic Negotiation" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+	N8 [label="Vehicle Registration" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N9 [label="Tax Filing" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N0 -> N1 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=consults color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=coordinates color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=protects color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	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=subsidizes color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=responds color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_5.dot b/test/graphviz/graph_easy/graphviz_5.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1de652726e3d913b9b77aa6bab397c2d249056a7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_5.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=BT
+	N0 [label=Prescription color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label=Follow_up color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N2 [label=Triage color="#A1887F" fillcolor="#EFEBE9" shape=diamond style=filled]
+	N3 [label="Lab Test" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N4 [label="Physical Examination" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N5 [label="Pain Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N6 [label=Vaccination color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N7 [label="Medical Record Keeping" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N8 [label="Imaging Scan" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label="Pharmacy Order" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N0 -> N1 [label=implements color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=interprets color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=transports color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=operates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=updates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=scans color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N1 [label=reviews color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_5.txt b/test/graphviz/graph_easy/graphviz_5.txt
new file mode 100644
index 0000000000000000000000000000000000000000..173bb7c8a247b480e900d4750936832cc11f3d60
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_5.txt
@@ -0,0 +1,10 @@
+<Follow_up, interprets, Triage>
+<Imaging Scan, connectedTo, Pharmacy Order>
+<Imaging Scan, reviews, Follow_up>
+<Lab Test, operates, Physical Examination>
+<Medical Record Keeping, connectedTo, Imaging Scan>
+<Pain Management, updates, Vaccination>
+<Physical Examination, connectedTo, Pain Management>
+<Prescription, implements, Follow_up>
+<Triage, transports, Lab Test>
+<Vaccination, scans, Medical Record Keeping>
diff --git a/test/graphviz/graph_easy/graphviz_50.dot b/test/graphviz/graph_easy/graphviz_50.dot
new file mode 100644
index 0000000000000000000000000000000000000000..34eaaf04eb691e765bc20eaeb3b0244deb4a6e3f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_50.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="National Defense" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Public Consultation" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N2 [label="Budget Allocation" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N3 [label="Code Enforcement" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N4 [label="Social Security Administration" color="#C2B2F0" fillcolor="#EFE6FF" shape=octagon style=filled]
+	N5 [label="Public Hearing" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N6 [label="Vehicle Registration" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N7 [label="Public Sector Procurement" color="#92C79A" fillcolor="#E8F0EA" shape=octagon style=filled]
+	N8 [label="Diplomatic Negotiation" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N9 [label="Passport Issuance" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [label=governs color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=approves color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=regulates color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=funds color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=provides color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N1 [label=publishes color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N8 [label=analyzes color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_50.txt b/test/graphviz/graph_easy/graphviz_50.txt
new file mode 100644
index 0000000000000000000000000000000000000000..98268e857fcc8a6ca15546932bf8e7458c50f64e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_50.txt
@@ -0,0 +1,11 @@
+<Budget Allocation, approves, Code Enforcement>
+<Code Enforcement, regulates, Social Security Administration>
+<Diplomatic Negotiation, provides, Passport Issuance>
+<National Defense, analyzes, Diplomatic Negotiation>
+<National Defense, governs, Public Consultation>
+<Public Consultation, connectedTo, Budget Allocation>
+<Public Hearing, funds, Vehicle Registration>
+<Public Sector Procurement, connectedTo, Diplomatic Negotiation>
+<Social Security Administration, connectedTo, Public Hearing>
+<Vehicle Registration, connectedTo, Public Sector Procurement>
+<Vehicle Registration, publishes, Public Consultation>
diff --git a/test/graphviz/graph_easy/graphviz_51.dot b/test/graphviz/graph_easy/graphviz_51.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d0343cdb411083ca4033354674353688ae780c0d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_51.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Legal Advisory" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Open Government Data Initiative" color="#FF8A65" fillcolor="#FBE9E7" shape=plaintext style=filled]
+	N2 [label="Business Licensing" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N3 [label="Infrastructure Planning" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N4 [label="Service Registration" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N5 [label="Social Program Review" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label="Emergency Preparedness" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N7 [label="Veterans Affairs" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N8 [label="Driver's License Renewal" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=audits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=enacts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=funds color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=administers color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N8 [label=governs color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_51.txt b/test/graphviz/graph_easy/graphviz_51.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4ad08cc7072c6f55821d1e385d49caf58f681f42
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_51.txt
@@ -0,0 +1,9 @@
+<Business Licensing, enacts, Infrastructure Planning>
+<Emergency Preparedness, administers, Veterans Affairs>
+<Infrastructure Planning, connectedTo, Service Registration>
+<Infrastructure Planning, governs, Driver's License Renewal>
+<Legal Advisory, audits, Open Government Data Initiative>
+<Open Government Data Initiative, connectedTo, Business Licensing>
+<Service Registration, connectedTo, Social Program Review>
+<Social Program Review, funds, Emergency Preparedness>
+<Veterans Affairs, connectedTo, Driver's License Renewal>
diff --git a/test/graphviz/graph_easy/graphviz_53.dot b/test/graphviz/graph_easy/graphviz_53.dot
new file mode 100644
index 0000000000000000000000000000000000000000..58df232ce9052da9dca09f55167e7f5d07ceea06
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_53.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Point of Sale System Update" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N1 [label="Staff Training" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N2 [label="Loyalty Program Update" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N3 [label="Shelf Restocking" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+	N4 [label="Supplier Payment" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N5 [label="Complaint Management" color="#A2D0FF" fillcolor="#E8F0FF" shape=hexagon style=filled]
+	N6 [label="Order Fulfillment" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N7 [label="Warehouse Picking" color="#E91E63" fillcolor="#FCE4EC" shape=Mdiamond style=filled]
+	N8 [label="Daily Report Generation" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N9 [label="Online Order Pickup" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N0 -> N1 [label=displays color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=assists color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=purchases color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=supports color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=trains color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N9 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_54.dot b/test/graphviz/graph_easy/graphviz_54.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8b415dac0bc6ed452d7abc72888d5fe5d42baff2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_54.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Customer Survey" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Receipt Issuing" color="#8C9EFF" fillcolor="#D3D7EB" shape=folder style=filled]
+	N2 [label="Curbside Delivery" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N3 [label="Loyalty Program Update" color="#E91E63" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N4 [label="Gift Wrapping" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N5 [label="E_commerce Platform Integration" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N6 [label="Point of Sale System Update" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N7 [label="Product Demonstration" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N8 [label="Supply Chain Optimization" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N9 [label="Shelf Restocking" color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+	N10 [label="Order Fulfillment" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N11 [label="Supplier Coordination" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N0 -> N1 [label=tracks color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=optimizes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=reports color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=secures color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=personalizes color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N7 [label=manages color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_55.dot b/test/graphviz/graph_easy/graphviz_55.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3fd471412d90ce173f08b0dc7c72e211040c8092
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_55.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Vehicle Financing" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Infotainment System Integration" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N2 [label="Body Shop Repair" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N3 [label="Engine Installation" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N4 [label="Spare Parts Order" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+	N5 [label="Road Testing" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N6 [label="Quality Assurance" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N7 [label="Vehicle Connectivity" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N8 [label="Emission Testing" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N9 [label="Robotics in Production" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N10 [label="Maintenance Scheduling" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [label=sells color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=charges color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=repairs color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=certifies color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=connects color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [label=manufactures color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N0 -> N4 [label=delivers color="#FF5722" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_55.txt b/test/graphviz/graph_easy/graphviz_55.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4a917f1a7b5493aaaf5daf23afbe9965dd9768c7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_55.txt
@@ -0,0 +1,12 @@
+<Body Shop Repair, repairs, Engine Installation>
+<Emission Testing, connectedTo, Robotics in Production>
+<Engine Installation, connectedTo, Spare Parts Order>
+<Infotainment System Integration, charges, Body Shop Repair>
+<Quality Assurance, connectedTo, Vehicle Connectivity>
+<Road Testing, certifies, Quality Assurance>
+<Robotics in Production, connectedTo, Maintenance Scheduling>
+<Spare Parts Order, connectedTo, Road Testing>
+<Vehicle Connectivity, connects, Emission Testing>
+<Vehicle Connectivity, manufactures, Engine Installation>
+<Vehicle Financing, delivers, Spare Parts Order>
+<Vehicle Financing, sells, Infotainment System Integration>
diff --git a/test/graphviz/graph_easy/graphviz_56.dot b/test/graphviz/graph_easy/graphviz_56.dot
new file mode 100644
index 0000000000000000000000000000000000000000..556dc40d5bba03af007275a8aea82c689daedf8c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_56.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Electric Vehicle Battery Production" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label="Supplier Selection" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N2 [label="Vehicle Registration" color="#BA68C8" fillcolor="#F3E5F5" shape=oval style=filled]
+	N3 [label="Research and Development" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N4 [label="Parts Distribution" color="#BA68C8" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N5 [label="Safety Inspection" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N6 [label="Body Shop Repair" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N7 [label="Recall Management" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Spare Parts Order" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N9 [label="Paint Application" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N0 -> N1 [label=repairs color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=diagnoses color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=replaces color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N3 [label=services color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_57.txt b/test/graphviz/graph_easy/graphviz_57.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb5d60a738db43569e73a8a3fa70a0f076cad20a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_57.txt
@@ -0,0 +1,12 @@
+<Brake System Check, automates, Customer Test Drive>
+<Component Testing, simulates, Dealership Sales>
+<Customer Test Drive, charges, Tire Rotation>
+<Dealership Sales, connectedTo, Fuel Efficiency Check>
+<Electric Vehicle Battery Production, validates, Vehicle Financing>
+<Emission Testing, connectedTo, Component Testing>
+<Infotainment System Integration, finances, Emission Testing>
+<Maintenance Scheduling, connectedTo, Electric Vehicle Battery Production>
+<Maintenance Scheduling, schedules, Infotainment System Integration>
+<Tire Rotation, upgrades, Maintenance Scheduling>
+<Vehicle Design, connectedTo, Brake System Check>
+<Vehicle Financing, distributes, Vehicle Design>
diff --git a/test/graphviz/graph_easy/graphviz_58.dot b/test/graphviz/graph_easy/graphviz_58.dot
new file mode 100644
index 0000000000000000000000000000000000000000..42b09e842ea3f8dfc3073806c330dacc06cb13fa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_58.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="International Space Station Resupply" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Re_entry Vehicle Design" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N2 [label="Mission Planning" color="#FF5722" fillcolor="#FFCCBC" shape=folder style=filled]
+	N3 [label="Component Recovery" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N4 [label="Space Debris Tracking" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N5 [label="Payload Integration" color="#6EB76D" fillcolor="#E9F7E8" shape=Mdiamond style=filled]
+	N6 [label="Emergency Protocols" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N7 [label="Airframe Assembly" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N8 [label="Countdown Sequence" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N9 [label="Extravehicular Activity Planning" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N10 [label="Aircraft Manufacturing" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=builds color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=guides color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=forecasts color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=optimizes color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=simulates color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N0 -> N4 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_59.txt b/test/graphviz/graph_easy/graphviz_59.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e7028820a5f1e3f59ec1f0f0079738f77eae5522
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_59.txt
@@ -0,0 +1,12 @@
+<Aviation Safety Audit, simulates, Thermal Shield Testing>
+<Avionics Installation, connectedTo, Aviation Safety Audit>
+<Drone System Development, certifies, Avionics Installation>
+<Engine Overhaul, connectedTo, Space Debris Tracking>
+<Launch Execution, maintains, Re_entry Vehicle Design>
+<Mission Debriefing, coordinates, Satellite Configuration>
+<New Material Development, navigates, Mission Debriefing>
+<Re_entry Vehicle Design, connectedTo, Space Debris Tracking>
+<Re_entry Vehicle Design, develops, New Material Development>
+<Satellite Configuration, reports, Engine Overhaul>
+<Space Debris Tracking, connectedTo, Satellite Data Processing>
+<Thermal Shield Testing, designs, Launch Execution>
diff --git a/test/graphviz/graph_easy/graphviz_6.txt b/test/graphviz/graph_easy/graphviz_6.txt
new file mode 100644
index 0000000000000000000000000000000000000000..15ecd6e4f87e7a37e157c8be993047b73330384e
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_6.txt
@@ -0,0 +1,13 @@
+<Biopsy, discharges, Emergency Response>
+<Device Implantation, connectedTo, Referral>
+<Device Implantation, researches, Rehabilitation Therapy>
+<Emergency Response, scans, Referral>
+<Genetic Counseling, connectedTo, Device Implantation>
+<Genetic Counseling, schedules, Pain Management>
+<Home Care Visit, connectedTo, Device Implantation>
+<Pain Management, coordinates, Pharmacy Order>
+<Patient Education, connectedTo, Biopsy>
+<Pharmacy Order, connectedTo, Home Care Visit>
+<Referral, reviews, Genetic Counseling>
+<Triage, connectedTo, Patient Education>
+<Vaccination, connectedTo, Triage>
diff --git a/test/graphviz/graph_easy/graphviz_60.dot b/test/graphviz/graph_easy/graphviz_60.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b325949d591b8255693134a1dcbf7bfb37dd416c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_60.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=RL
+	N0 [label="System Reboot" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Countdown Sequence" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N2 [label="Flight Crew Training" color="#FFB2A5" fillcolor="#FFDCD6" shape=diamond style=filled]
+	N3 [label="Propulsion Testing" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N4 [label="Mission Debriefing" color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N5 [label="Drone System Development" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N6 [label="Satellite Configuration" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N7 [label="Thermal Shield Testing" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N8 [label="Mission Planning" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N9 [label="Telemetry Setup" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=operates color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=regulates color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=forecasts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=repairs color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=recovers color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [label=researches color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_61.txt b/test/graphviz/graph_easy/graphviz_61.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e5d33e86db6490417185506dbc4f73d9131452b8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_61.txt
@@ -0,0 +1,11 @@
+<Broker Management, connectedTo, Policy Cancellation>
+<Business Interruption Coverage, automates, Underwriting>
+<Business Interruption Coverage, sells, Subrogation>
+<Catastrophe Modeling, processes, Underwriting>
+<Compliance Reporting, quotes, Broker Management>
+<Digital Policy Management, manages, Business Interruption Coverage>
+<Healthcare Provider Network Management, connectedTo, Catastrophe Modeling>
+<Policy Cancellation, educates, Healthcare Provider Network Management>
+<Risk Assessment, connectedTo, Digital Policy Management>
+<Subrogation, connectedTo, Compliance Reporting>
+<Subrogation, connectedTo, Policy Cancellation>
diff --git a/test/graphviz/graph_easy/graphviz_62.dot b/test/graphviz/graph_easy/graphviz_62.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d619581d530fa402c3da4320c46609d4e24fb62a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_62.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Customer Onboarding" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Premium Calculation" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N2 [label="Property Damage Assessment" color="#BDAFA8" fillcolor="#E4E0DF" shape=plaintext style=filled]
+	N3 [label="Customer Communication" color="#D3EB9F" fillcolor="#F8FDD3" shape=hexagon style=filled]
+	N4 [label="Payment Processing" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+	N5 [label="Customer Support" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N6 [label="Auto Accident Claims" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N7 [label="Fraud Investigation" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N8 [label="Claim Adjustment" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Reinsurance Negotiation" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N10 [label="Compliance Reporting" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N0 -> N1 [label=markets color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=trains color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=secures color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=quotes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=underwrites color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=rejects color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=prevents color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=investigates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N2 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N3 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_62.txt b/test/graphviz/graph_easy/graphviz_62.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6c29867591209adee5b641003135317ebfa5189d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_62.txt
@@ -0,0 +1,12 @@
+<Auto Accident Claims, rejects, Fraud Investigation>
+<Claim Adjustment, prevents, Reinsurance Negotiation>
+<Customer Communication, secures, Payment Processing>
+<Customer Onboarding, markets, Premium Calculation>
+<Customer Support, underwrites, Auto Accident Claims>
+<Fraud Investigation, connectedTo, Claim Adjustment>
+<Fraud Investigation, connectedTo, Customer Communication>
+<Fraud Investigation, connectedTo, Property Damage Assessment>
+<Payment Processing, quotes, Customer Support>
+<Premium Calculation, connectedTo, Property Damage Assessment>
+<Property Damage Assessment, trains, Customer Communication>
+<Reinsurance Negotiation, investigates, Compliance Reporting>
diff --git a/test/graphviz/graph_easy/graphviz_63.dot b/test/graphviz/graph_easy/graphviz_63.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7a237d1a15fe3c0f1df8b8e1cc5e94d9b00277d2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_63.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Coverage Review" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Claim Adjustment" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N2 [label="Reinsurance Negotiation" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N3 [label="Policy Cancellation" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N4 [label="Data Security" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+	N5 [label="Policy Renewal" color="#9C27B0" fillcolor="#E1BEE7" shape=folder style=filled]
+	N6 [label="Claim Submission" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+	N7 [label="Annuity Sales" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N8 [label="Customer Support" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=complies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=licenses color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=processes color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=regulates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N7 [label=educates color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N1 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_64.dot b/test/graphviz/graph_easy/graphviz_64.dot
new file mode 100644
index 0000000000000000000000000000000000000000..05cc28ac004abe642c8bbb7724b4040dc8e874cf
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_64.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Phishing Simulation" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Access Control" color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N2 [label="Identity Management" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N3 [label="Physical Security Integration" color="#2196F3" fillcolor="#BBDEFB" shape=diamond style=filled]
+	N4 [label="Backup and Recovery" color="#FFE470" fillcolor="#FFFAE0" shape=octagon style=filled]
+	N5 [label="DevSecOps Integration" color="#61CAC3" fillcolor="#C2E8E6" shape=hexagon style=filled]
+	N6 [label="Dark Web Monitoring" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N7 [label="User Training" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N8 [label="Antivirus Management" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N0 -> N1 [label=threatens color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=patches color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=updates color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N8 [label=forensics color="#FFE470" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_65.dot b/test/graphviz/graph_easy/graphviz_65.dot
new file mode 100644
index 0000000000000000000000000000000000000000..10cc3680df1847f30dc9757a75c20cdb5b119e99
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_65.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=TD
+	N0 [label="Physical Security Integration" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N1 [label="Antivirus Management" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N2 [label="Endpoint Protection" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N3 [label="Risk Management Framework" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+	N4 [label="User Training" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N5 [label="Security Patch Management" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N6 [label="Dark Web Monitoring" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N7 [label="Incident Response" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N8 [label="Firewall Configuration" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N9 [label="Security Audit" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=forensics color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=consults color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=scans color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=alerts color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=analyzes color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N8 -> N0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_65.txt b/test/graphviz/graph_easy/graphviz_65.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9a9f8af9c087c268ee03557980df473a19a593a8
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_65.txt
@@ -0,0 +1,11 @@
+<Antivirus Management, connectedTo, Endpoint Protection>
+<Dark Web Monitoring, scans, Incident Response>
+<Endpoint Protection, connectedTo, Risk Management Framework>
+<Firewall Configuration, analyzes, Security Audit>
+<Firewall Configuration, connectedTo, Physical Security Integration>
+<Incident Response, alerts, Firewall Configuration>
+<Physical Security Integration, connectedTo, Antivirus Management>
+<Risk Management Framework, forensics, User Training>
+<Security Patch Management, connectedTo, Dark Web Monitoring>
+<User Training, connectedTo, Antivirus Management>
+<User Training, consults, Security Patch Management>
diff --git a/test/graphviz/graph_easy/graphviz_66.dot b/test/graphviz/graph_easy/graphviz_66.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3f71bcca340deeaaefb3e48f63366dce6abb2766
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_66.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Data Loss Prevention" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N1 [label="Firewall Configuration" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N2 [label="Antivirus Management" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N3 [label="User Training" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N4 [label="Backup and Recovery" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N5 [label="Security Patch Management" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N6 [label="Identity Management" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N7 [label="Network Security" color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+	N8 [label="Threat Detection" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N0 -> N1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=audits color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=encrypts color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=tests color="#94C0C0" 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]
+	N5 -> N7 [label=prevents color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_66.txt b/test/graphviz/graph_easy/graphviz_66.txt
new file mode 100644
index 0000000000000000000000000000000000000000..88f62351375fa595b0c63efe5a6aa84b56d2ac4a
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_66.txt
@@ -0,0 +1,9 @@
+<Antivirus Management, encrypts, User Training>
+<Backup and Recovery, connectedTo, Security Patch Management>
+<Data Loss Prevention, connectedTo, Firewall Configuration>
+<Firewall Configuration, audits, Antivirus Management>
+<Identity Management, connectedTo, Network Security>
+<Network Security, connectedTo, Threat Detection>
+<Security Patch Management, prevents, Network Security>
+<Security Patch Management, tests, Identity Management>
+<User Training, connectedTo, Backup and Recovery>
diff --git a/test/graphviz/graph_easy/graphviz_67.dot b/test/graphviz/graph_easy/graphviz_67.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6e9dd7fd7407468d9d79c6d278be01f6eb7542eb
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_67.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Air Quality Monitoring" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N1 [label="Smart Mirror Functionality" color="#4CAF50" fillcolor="#C8E6C9" shape=octagon style=filled]
+	N2 [label="Voice Command" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N3 [label="Smoke Alarm Integration" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N4 [label="Energy Monitoring" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N5 [label="Home Security System Activation" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N6 [label="Smart Plug Management" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N7 [label="Door Lock Management" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N8 [label="Geofencing Trigger" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [label=monitors color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=secures color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=personalizes color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=adjusts color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=simplifies color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_67.txt b/test/graphviz/graph_easy/graphviz_67.txt
new file mode 100644
index 0000000000000000000000000000000000000000..01f7acee67bff7138bbb99e353b8861706891ef4
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_67.txt
@@ -0,0 +1,9 @@
+<Air Quality Monitoring, monitors, Smart Mirror Functionality>
+<Door Lock Management, connectedTo, Geofencing Trigger>
+<Energy Monitoring, adjusts, Home Security System Activation>
+<Home Security System Activation, connectedTo, Smart Mirror Functionality>
+<Home Security System Activation, simplifies, Smart Plug Management>
+<Smart Mirror Functionality, secures, Voice Command>
+<Smart Plug Management, connectedTo, Door Lock Management>
+<Smoke Alarm Integration, personalizes, Energy Monitoring>
+<Voice Command, connectedTo, Smoke Alarm Integration>
diff --git a/test/graphviz/graph_easy/graphviz_68.txt b/test/graphviz/graph_easy/graphviz_68.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3f5131de209beb682b58fa97f25a68fcd0dc41c7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_68.txt
@@ -0,0 +1,8 @@
+<App Control, personalizes, Smart Mirror Functionality>
+<Elderly Care Monitoring, alerts, Device Pairing>
+<Home Security System Activation, connectedTo, Video Surveillance>
+<Routine Scheduling, closes, App Control>
+<Smart Mirror Functionality, connectedTo, Home Security System Activation>
+<Thermostat Adjustment, secures, Elderly Care Monitoring>
+<Video Surveillance, connectedTo, Thermostat Adjustment>
+<Video Surveillance, optimizes, Routine Scheduling>
diff --git a/test/graphviz/graph_easy/graphviz_69.dot b/test/graphviz/graph_easy/graphviz_69.dot
new file mode 100644
index 0000000000000000000000000000000000000000..304e66a5741f98f47fcfa8a928bfaf648d7cb328
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_69.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Remote Control" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label="Smart Mirror Functionality" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N2 [label="Air Quality Monitoring" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N3 [label="Video Surveillance" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N4 [label="Lighting Automation" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N5 [label="Intercom System" color="#C0CA33" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N6 [label="Device Pairing" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N7 [label="App Control" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N8 [label="Pet Feeder Automation" color="#E0E0E0" fillcolor="#EBEBEB" shape=folder style=filled]
+	N9 [label="Firmware Update" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N10 [label="Security Alert" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=optimizes color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=programs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=warns color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N8 [label=alerts color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N8 -> N3 [label=integrates color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_69.txt b/test/graphviz/graph_easy/graphviz_69.txt
new file mode 100644
index 0000000000000000000000000000000000000000..111c13dd67e7ad9b41846e3dae9cf956d210a0db
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_69.txt
@@ -0,0 +1,12 @@
+<Air Quality Monitoring, connectedTo, Video Surveillance>
+<App Control, connectedTo, Pet Feeder Automation>
+<Device Pairing, reports, App Control>
+<Firmware Update, warns, Security Alert>
+<Intercom System, alerts, Pet Feeder Automation>
+<Intercom System, connectedTo, Device Pairing>
+<Lighting Automation, connectedTo, Intercom System>
+<Pet Feeder Automation, connectedTo, Firmware Update>
+<Pet Feeder Automation, integrates, Video Surveillance>
+<Remote Control, optimizes, Smart Mirror Functionality>
+<Smart Mirror Functionality, programs, Air Quality Monitoring>
+<Video Surveillance, connectedTo, Lighting Automation>
diff --git a/test/graphviz/graph_easy/graphviz_7.dot b/test/graphviz/graph_easy/graphviz_7.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d6310c8ee24c6657dce1621c832192a0d10082c1
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_7.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Defect Analysis" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Factory Layout Planning" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N2 [label="Yield Optimization" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N3 [label="Component Sourcing" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N4 [label="Design Review" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N5 [label=Storage color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N6 [label="Inventory Check" color="#FFCC80" fillcolor="#FFF0CC" shape=plaintext style=filled]
+	N7 [label="Tool Setup" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=cuts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=orders color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=packages color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=procures color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N6 [label=forecasts color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_7.txt b/test/graphviz/graph_easy/graphviz_7.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0dbdf9f82c594ce5efd42f098669fd69c3605504
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_7.txt
@@ -0,0 +1,8 @@
+<Component Sourcing, packages, Design Review>
+<Defect Analysis, connectedTo, Factory Layout Planning>
+<Design Review, connectedTo, Storage>
+<Factory Layout Planning, cuts, Yield Optimization>
+<Factory Layout Planning, forecasts, Inventory Check>
+<Inventory Check, connectedTo, Tool Setup>
+<Storage, procures, Inventory Check>
+<Yield Optimization, orders, Component Sourcing>
diff --git a/test/graphviz/graph_easy/graphviz_70.dot b/test/graphviz/graph_easy/graphviz_70.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a133184a7de40a7dc04f132c7c4b69cc0483fdd9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_70.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Air Quality Index Reporting" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="City_wide Sensor Network Deployment" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N2 [label="Water Management System" color="#C0CA33" fillcolor="#F9FBE7" shape=oval style=filled]
+	N3 [label="Traffic Flow Optimization" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N4 [label="Green Space Management" color="#BA68C8" fillcolor="#F3E5F5" shape=parallelogram style=filled]
+	N5 [label="Urban Mobility Solutions" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N6 [label="E_governance Services" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N7 [label="Intelligent Public Safety Cameras" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N8 [label="Data Privacy Protection" color="#C0CA33" fillcolor="#F9FBE7" shape=hexagon style=filled]
+	N9 [label="Sustainable Resource Management" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=collects color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=measures color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=lights color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=predicts color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=audits color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N8 [label=governs color="#F44336" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_70.txt b/test/graphviz/graph_easy/graphviz_70.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ae693f6a867acb81eb1453a5c7adf27090f5367b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_70.txt
@@ -0,0 +1,10 @@
+<Air Quality Index Reporting, collects, City_wide Sensor Network Deployment>
+<City_wide Sensor Network Deployment, measures, Water Management System>
+<Data Privacy Protection, connectedTo, Sustainable Resource Management>
+<E_governance Services, connectedTo, Intelligent Public Safety Cameras>
+<Green Space Management, predicts, Urban Mobility Solutions>
+<Intelligent Public Safety Cameras, audits, Data Privacy Protection>
+<Traffic Flow Optimization, governs, Data Privacy Protection>
+<Traffic Flow Optimization, lights, Green Space Management>
+<Urban Mobility Solutions, connectedTo, E_governance Services>
+<Water Management System, connectedTo, Traffic Flow Optimization>
diff --git a/test/graphviz/graph_easy/graphviz_71.dot b/test/graphviz/graph_easy/graphviz_71.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4ccf201fe72cba7d2483766264fa13f3eb017b3b
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_71.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="City_wide Sensor Network Deployment" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Public Safety Monitoring" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N2 [label="Citizen Feedback Loop" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N3 [label="Sustainable Resource Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N4 [label="Smart Street Furniture" color="#FFEB3B" fillcolor="#FFF9C4" shape=Mdiamond style=filled]
+	N5 [label="Cybersecurity for Infrastructure" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N6 [label="Waste Management Optimization" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="Disaster Resilience Planning" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N8 [label="Data Privacy Protection" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N9 [label="Renewable Energy Integration" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N10 [label="Smart Building Integration" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N0 -> N1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=engages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=funds color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=responds color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=tracks color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=parks color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=lights color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=maintains color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_71.txt b/test/graphviz/graph_easy/graphviz_71.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7cb2faabb30528dbec060b6f9ac1b2e9b08ecd45
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_71.txt
@@ -0,0 +1,11 @@
+<Citizen Feedback Loop, connectedTo, Cybersecurity for Infrastructure>
+<Citizen Feedback Loop, funds, Sustainable Resource Management>
+<City_wide Sensor Network Deployment, connectedTo, Public Safety Monitoring>
+<Cybersecurity for Infrastructure, tracks, Waste Management Optimization>
+<Data Privacy Protection, connectedTo, Renewable Energy Integration>
+<Disaster Resilience Planning, lights, Data Privacy Protection>
+<Public Safety Monitoring, engages, Citizen Feedback Loop>
+<Renewable Energy Integration, maintains, Smart Building Integration>
+<Smart Street Furniture, connectedTo, Cybersecurity for Infrastructure>
+<Sustainable Resource Management, responds, Smart Street Furniture>
+<Waste Management Optimization, parks, Disaster Resilience Planning>
diff --git a/test/graphviz/graph_easy/graphviz_72.txt b/test/graphviz/graph_easy/graphviz_72.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7b1a0361c108f198e8eb435ea3f34808a419fc08
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_72.txt
@@ -0,0 +1,12 @@
+<Cybersecurity for Infrastructure, connectedTo, Traffic Flow Optimization>
+<Data Privacy Protection, measures, Digital Twins of City>
+<Digital Twins of City, audits, Smart Lighting>
+<Energy Grid Management, connectedTo, Smart Street Furniture>
+<Intelligent Public Safety Cameras, plans, Digital Twins of City>
+<Noise Pollution Monitoring, connectedTo, Intelligent Public Safety Cameras>
+<Public Wi_Fi Deployment, informs, Cybersecurity for Infrastructure>
+<Smart Lighting, connectedTo, Public Wi_Fi Deployment>
+<Smart Street Furniture, connectedTo, Water Management System>
+<Traffic Flow Optimization, integrates, Public Wi_Fi Deployment>
+<Traffic Flow Optimization, secures, Noise Pollution Monitoring>
+<Water Management System, connectedTo, Data Privacy Protection>
diff --git a/test/graphviz/graph_easy/graphviz_73.dot b/test/graphviz/graph_easy/graphviz_73.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dcd3ced24bf7adc28fd88de947ca0f8d9f5ecf90
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_73.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=BT
+	N0 [label="Synthetic Biology Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Ethical Review Board Approval" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N2 [label="Genomic Editing" color="#FFD54F" fillcolor="#FFF8E1" shape=parallelogram style=filled]
+	N3 [label="Drug Repurposing" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N4 [label="Cell Culture" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+	N5 [label="Intellectual Property Protection" color="#9FA9E1" fillcolor="#D6D9F0" shape=parallelogram style=filled]
+	N6 [label="Gene Sequencing" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N7 [label="Diagnostic Test Development" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N8 [label="Preclinical Testing" color="#9FA9E1" fillcolor="#D6D9F0" shape=diamond style=filled]
+	N9 [label="Biomarker Discovery" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N10 [label="Clinical Data Interpretation" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=treats color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=patents color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=complies color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=clones color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=models color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=tests color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N9 -> N7 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_73.txt b/test/graphviz/graph_easy/graphviz_73.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f833b39d1641a53ee2344da1ab95879da6837b75
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_73.txt
@@ -0,0 +1,11 @@
+<Biomarker Discovery, connectedTo, Clinical Data Interpretation>
+<Biomarker Discovery, connectedTo, Diagnostic Test Development>
+<Cell Culture, complies, Intellectual Property Protection>
+<Diagnostic Test Development, tests, Preclinical Testing>
+<Drug Repurposing, connectedTo, Cell Culture>
+<Ethical Review Board Approval, treats, Genomic Editing>
+<Gene Sequencing, models, Diagnostic Test Development>
+<Genomic Editing, patents, Drug Repurposing>
+<Intellectual Property Protection, clones, Gene Sequencing>
+<Preclinical Testing, connectedTo, Biomarker Discovery>
+<Synthetic Biology Design, connectedTo, Ethical Review Board Approval>
diff --git a/test/graphviz/graph_easy/graphviz_74.dot b/test/graphviz/graph_easy/graphviz_74.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3cdb886f506a587140ff80eae6bf85b6a6580714
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_74.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Environmental Bioremediation" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N1 [label="Bioinformatics Analysis" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N2 [label="Lab Automation" color="#A188DB" fillcolor="#DED7F0" shape=oval style=filled]
+	N3 [label="Drug Discovery" color="#A188DB" fillcolor="#DED7F0" shape=plaintext style=filled]
+	N4 [label="Gene Sequencing" color="#A188DB" fillcolor="#DED7F0" shape=folder style=filled]
+	N5 [label="Regulatory Submission" color="#A188DB" fillcolor="#DED7F0" shape=parallelogram style=filled]
+	N6 [label="Stem Cell Research" color="#A1887F" fillcolor="#EFEBE9" shape=oval style=filled]
+	N7 [label="Preclinical Testing" color="#8C9EFF" fillcolor="#D3D7EB" shape=Mdiamond style=filled]
+	N8 [label="Biomarker Discovery" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N9 [label="Genomic Editing" color="#8C9EFF" fillcolor="#D3D7EB" shape=parallelogram style=filled]
+	N10 [label="Tissue Engineering" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N11 [label="Drug Repurposing" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N0 -> N1 [label=cultures color="#000000" 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 [label=commercializes color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=secures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=complies color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=purifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N9 [label=delivers color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N2 [label=produces color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_74.txt b/test/graphviz/graph_easy/graphviz_74.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e942b8100f070b89c2e3df4825d18f4421910f4c
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_74.txt
@@ -0,0 +1,13 @@
+<Bioinformatics Analysis, connectedTo, Lab Automation>
+<Biomarker Discovery, connectedTo, Genomic Editing>
+<Drug Discovery, commercializes, Gene Sequencing>
+<Environmental Bioremediation, cultures, Bioinformatics Analysis>
+<Gene Sequencing, connectedTo, Regulatory Submission>
+<Genomic Editing, complies, Tissue Engineering>
+<Lab Automation, connectedTo, Drug Discovery>
+<Preclinical Testing, connectedTo, Biomarker Discovery>
+<Preclinical Testing, produces, Lab Automation>
+<Regulatory Submission, connectedTo, Stem Cell Research>
+<Stem Cell Research, delivers, Genomic Editing>
+<Stem Cell Research, secures, Preclinical Testing>
+<Tissue Engineering, purifies, Drug Repurposing>
diff --git a/test/graphviz/graph_easy/graphviz_76.txt b/test/graphviz/graph_easy/graphviz_76.txt
new file mode 100644
index 0000000000000000000000000000000000000000..675d6b2d5e38dc53a76c1c0f47c09c73d244e168
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_76.txt
@@ -0,0 +1,10 @@
+<Batch Release, transports, Cold Chain Logistics>
+<Cleanroom Operations, connectedTo, Batch Release>
+<Cold Chain Logistics, innovates, Pharmacovigilance>
+<Cold Chain Logistics, prescribes, Sterile Product Filling>
+<Intellectual Property Litigation, connectedTo, Cleanroom Operations>
+<Packaging, connectedTo, Health Economics Outcomes Research>
+<Pharmacovigilance, connectedTo, Health Economics Outcomes Research>
+<Pharmacovigilance, connectedTo, Quality Control>
+<Quality Control, educates, Sterile Product Filling>
+<Sterile Product Filling, manufactures, Packaging>
diff --git a/test/graphviz/graph_easy/graphviz_77.txt b/test/graphviz/graph_easy/graphviz_77.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c71437a6ca0a40320f2f521fa5c8831f049bc1ee
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_77.txt
@@ -0,0 +1,12 @@
+<Audit Management, develops, Packaging>
+<Drug Device Combination, connectedTo, Preclinical Testing>
+<Drug Device Combination, innovates, Drug Repurposing>
+<Drug Repurposing, connectedTo, Medical Writing>
+<Formulation Development, connectedTo, Patient Adherence Programs>
+<Medical Writing, connectedTo, Pharmacovigilance>
+<Packaging, prescribes, Preclinical Testing>
+<Packaging, trials, Regulatory Approval>
+<Patient Adherence Programs, secures, Solid Dosage Formulation>
+<Preclinical Testing, connectedTo, Audit Management>
+<Regulatory Approval, connectedTo, Drug Device Combination>
+<Solid Dosage Formulation, connectedTo, Preclinical Testing>
diff --git a/test/graphviz/graph_easy/graphviz_78.dot b/test/graphviz/graph_easy/graphviz_78.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3c4f65f3221d2114540eb85ac8c32d12e31e3b3d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_78.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Medical Writing" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Drug Research" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N2 [label=Packaging color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N3 [label="Manufacturing Scale_up" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N4 [label="Good Manufacturing Practices" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N5 [label="Post_Approval Commitment Tracking" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N6 [label="Supply Chain Management" color="#FFDA4E" fillcolor="#FFE88D" shape=oval style=filled]
+	N7 [label="Drug Stability Testing" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N0 -> N1 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=monitors color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=manufactures color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=stores color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> N5 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_79.txt b/test/graphviz/graph_easy/graphviz_79.txt
new file mode 100644
index 0000000000000000000000000000000000000000..615cd495cccb320aa3b10ef92fc49dcbd8a5e056
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_79.txt
@@ -0,0 +1,11 @@
+<Agricultural Robotics, assembles, Artificial Intelligence Integration>
+<Artificial Intelligence Integration, lifts, End_Effector Design>
+<Autonomous Navigation, connectedTo, Path Planning>
+<End_Effector Design, monitors, Wireless Communication>
+<Kinematics and Dynamics, connectedTo, Agricultural Robotics>
+<Learning Algorithms, repairs, Kinematics and Dynamics>
+<Maintenance, transports, Kinematics and Dynamics>
+<Path Planning, paints, Service Robotics>
+<Service Robotics, updates, Learning Algorithms>
+<Software Development, connectedTo, Autonomous Navigation>
+<Wireless Communication, connectedTo, Maintenance>
diff --git a/test/graphviz/graph_easy/graphviz_8.dot b/test/graphviz/graph_easy/graphviz_8.dot
new file mode 100644
index 0000000000000000000000000000000000000000..18e97f673bdeb55459b03f7c9c663e116d410499
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_8.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=LR
+	N0 [label=Maintenance color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Defect Analysis" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N2 [label="Batch Tracking" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N3 [label="Automated Guided Vehicle Operation" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N4 [label="Quality Control" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N5 [label="Final Testing" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N6 [label="Component Sourcing" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N7 [label=Serialization color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N0 -> N1 [label=assembles color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=improves color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=audits color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_8.txt b/test/graphviz/graph_easy/graphviz_8.txt
new file mode 100644
index 0000000000000000000000000000000000000000..dab3eb9c791b4a7e12f6be870caa5019a1c584f0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_8.txt
@@ -0,0 +1,8 @@
+<Automated Guided Vehicle Operation, connectedTo, Quality Control>
+<Batch Tracking, connectedTo, Automated Guided Vehicle Operation>
+<Component Sourcing, audits, Serialization>
+<Component Sourcing, connectedTo, Automated Guided Vehicle Operation>
+<Defect Analysis, connectedTo, Batch Tracking>
+<Final Testing, connectedTo, Component Sourcing>
+<Maintenance, assembles, Defect Analysis>
+<Quality Control, improves, Final Testing>
diff --git a/test/graphviz/graph_easy/graphviz_80.dot b/test/graphviz/graph_easy/graphviz_80.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c346970db369e5c0b17be82228b97a716cf704f0
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_80.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=RL
+	N0 [label="Robotics Simulation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label=Calibration color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N2 [label="Data Collection" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N3 [label="Software Development" color="#FFD54F" fillcolor="#FFF8E1" shape=diamond style=filled]
+	N4 [label="Autonomous Navigation" color="#C2B2F0" fillcolor="#EFE6FF" shape=plaintext style=filled]
+	N5 [label="Robot Design" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N6 [label="Underwater Robotics" color="#FF8A65" fillcolor="#FBE9E7" shape=octagon style=filled]
+	N7 [label="End_Effector Design" color="#FF8A65" fillcolor="#FBE9E7" shape=oval style=filled]
+	N8 [label=Maintenance color="#C2B2F0" fillcolor="#EFE6FF" shape=diamond style=filled]
+	N9 [label="System Integration" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	N0 -> N1 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=avoids color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=assists color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=models color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=simulates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=automates color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N5 [label=monitors color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_80.txt b/test/graphviz/graph_easy/graphviz_80.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1810f5f555e1357e9c58267ee54291f1169fbdb9
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_80.txt
@@ -0,0 +1,11 @@
+<Autonomous Navigation, models, Robot Design>
+<Calibration, avoids, Data Collection>
+<Data Collection, assists, Software Development>
+<End_Effector Design, automates, Maintenance>
+<Maintenance, connectedTo, Robotics Simulation>
+<Maintenance, connectedTo, System Integration>
+<Robot Design, simulates, Underwater Robotics>
+<Robotics Simulation, connectedTo, Calibration>
+<Software Development, connectedTo, Autonomous Navigation>
+<Underwater Robotics, connectedTo, End_Effector Design>
+<Underwater Robotics, monitors, Robot Design>
diff --git a/test/graphviz/graph_easy/graphviz_81.dot b/test/graphviz/graph_easy/graphviz_81.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b077c6ab704bbb07dd5bfbb270079c20a99971c7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_81.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Grasping and Manipulation" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="Actuator Control" color="#DCE775" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N2 [label="Embedded Systems Development" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+	N3 [label="Robot Programming" color="#D2D2D2" fillcolor="#F0F0F0" shape=oval style=filled]
+	N4 [label="System Integration" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N5 [label="Kinematics and Dynamics" color="#DCE775" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N6 [label="Fault Detection and Diagnosis" color="#D2D2D2" fillcolor="#F0F0F0" shape=Mdiamond style=filled]
+	N7 [label="End_Effector Design" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N0 -> N1 [label=welds color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=disassembles color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=learns color="#000000" 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]
+	N6 -> N1 [label=maintains color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_81.txt b/test/graphviz/graph_easy/graphviz_81.txt
new file mode 100644
index 0000000000000000000000000000000000000000..383e1467f7fba53fdc19ff47cf091341660a01bd
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_81.txt
@@ -0,0 +1,8 @@
+<Actuator Control, connectedTo, Embedded Systems Development>
+<Embedded Systems Development, disassembles, Robot Programming>
+<Fault Detection and Diagnosis, connectedTo, End_Effector Design>
+<Fault Detection and Diagnosis, maintains, Actuator Control>
+<Grasping and Manipulation, welds, Actuator Control>
+<Kinematics and Dynamics, connectedTo, Fault Detection and Diagnosis>
+<Robot Programming, learns, System Integration>
+<System Integration, connectedTo, Kinematics and Dynamics>
diff --git a/test/graphviz/graph_easy/graphviz_82.dot b/test/graphviz/graph_easy/graphviz_82.dot
new file mode 100644
index 0000000000000000000000000000000000000000..22b05863a077fecebd8c873f6b804995d0e69e23
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_82.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Electrical Wiring" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Roofing Installation" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N2 [label="Quality Assurance" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N3 [label="Blueprint Review" color="#4FC3F7" fillcolor="#E1F5FE" shape=parallelogram style=filled]
+	N4 [label="Site Decontamination" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N5 [label="Project Scheduling" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+	N6 [label="Site Logistics" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N7 [label="Foundation Laying" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N8 [label="Sustainable Building Design" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N9 [label=Pre_fabrication color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N10 [label="Equipment Mobilization" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=plans color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=reports color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=frames color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=materials color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=pours color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N0 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N1 [label=develops color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_82.txt b/test/graphviz/graph_easy/graphviz_82.txt
new file mode 100644
index 0000000000000000000000000000000000000000..14445d33a8b9054b77aaf8dd41fb4382053f832d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_82.txt
@@ -0,0 +1,12 @@
+<Blueprint Review, connectedTo, Site Decontamination>
+<Electrical Wiring, connectedTo, Roofing Installation>
+<Foundation Laying, frames, Sustainable Building Design>
+<Pre_fabrication, pours, Equipment Mobilization>
+<Project Scheduling, connectedTo, Site Logistics>
+<Quality Assurance, connectedTo, Blueprint Review>
+<Quality Assurance, connectedTo, Electrical Wiring>
+<Roofing Installation, plans, Quality Assurance>
+<Site Decontamination, connectedTo, Project Scheduling>
+<Site Logistics, develops, Roofing Installation>
+<Site Logistics, reports, Foundation Laying>
+<Sustainable Building Design, materials, Pre_fabrication>
diff --git a/test/graphviz/graph_easy/graphviz_83.txt b/test/graphviz/graph_easy/graphviz_83.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ab7d14b588e39d9fc0761bf04d1c64c7391c0c86
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_83.txt
@@ -0,0 +1,8 @@
+<BIM Modeling, connectedTo, Waste Management>
+<Bridge Building, consults, Sustainable Building Design>
+<Material Procurement, develops, Bridge Building>
+<Project Scheduling, connectedTo, Material Procurement>
+<Site Logistics, connectedTo, BIM Modeling>
+<Sustainable Building Design, bids, Site Logistics>
+<Sustainable Building Design, constructs, Waste Management>
+<Waste Management, reports, Budget Tracking>
diff --git a/test/graphviz/graph_easy/graphviz_84.txt b/test/graphviz/graph_easy/graphviz_84.txt
new file mode 100644
index 0000000000000000000000000000000000000000..df089b06d43243c6a8c04b0941c6a37a883eab8f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_84.txt
@@ -0,0 +1,9 @@
+<BIM Modeling, connectedTo, Sustainable Building Design>
+<Demolition, plans, BIM Modeling>
+<Material Procurement, connectedTo, Foundation Laying>
+<Project Scheduling, connectedTo, Tunneling>
+<Subcontractor Management, connectedTo, Project Scheduling>
+<Sustainable Building Design, connectedTo, Demolition>
+<Sustainable Building Design, surveys, Subcontractor Management>
+<Tunneling, bids, Material Procurement>
+<Tunneling, pours, Project Scheduling>
diff --git a/test/graphviz/graph_easy/graphviz_85.dot b/test/graphviz/graph_easy/graphviz_85.dot
new file mode 100644
index 0000000000000000000000000000000000000000..79a01e59090e0fcd5f6884008117bf0708d4a618
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_85.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Film Production" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Content Licensing" color="#FFF176" fillcolor="#FFFDE7" shape=folder style=filled]
+	N2 [label=Scriptwriting color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N3 [label="Cross_Platform Syndication" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N4 [label="Game Streaming" color="#FFF176" fillcolor="#FFFDE7" shape=folder style=filled]
+	N5 [label="Augmented Reality Experiences" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N6 [label=Journalism color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Print Layout" 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=secures color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=engages color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=curates color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=streams color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=markets color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N0 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_85.txt b/test/graphviz/graph_easy/graphviz_85.txt
new file mode 100644
index 0000000000000000000000000000000000000000..650771daacc2b5f4312ea383f2d4d291e5b92956
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_85.txt
@@ -0,0 +1,8 @@
+<Augmented Reality Experiences, streams, Journalism>
+<Content Licensing, connectedTo, Scriptwriting>
+<Cross_Platform Syndication, engages, Game Streaming>
+<Film Production, connectedTo, Content Licensing>
+<Game Streaming, curates, Augmented Reality Experiences>
+<Journalism, markets, Print Layout>
+<Print Layout, connectedTo, Film Production>
+<Scriptwriting, secures, Cross_Platform Syndication>
diff --git a/test/graphviz/graph_easy/graphviz_87.dot b/test/graphviz/graph_easy/graphviz_87.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4b8923611643f3118627a1e8ee05b5a9b6cd0f28
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_87.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label=Broadcasting color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Film Production" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N2 [label="Podcast Production" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N3 [label=Distribution color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N4 [label="Virtual Reality Content Creation" color="#A188DB" fillcolor="#DED7F0" shape=Mdiamond style=filled]
+	N5 [label="Media Consumption Trends Analysis" color="#BDAFA8" fillcolor="#E4E0DF" shape=folder style=filled]
+	N6 [label=Photojournalism color="#E57373" fillcolor="#FFEBEE" shape=folder style=filled]
+	N7 [label="Subscription Management" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=advertises color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=curates color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=renders color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N3 [label=produces color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_87.txt b/test/graphviz/graph_easy/graphviz_87.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6d7d689c178de078283bab7174316ea82755b074
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_87.txt
@@ -0,0 +1,9 @@
+<Broadcasting, connectedTo, Film Production>
+<Distribution, connectedTo, Virtual Reality Content Creation>
+<Film Production, connectedTo, Podcast Production>
+<Media Consumption Trends Analysis, connectedTo, Broadcasting>
+<Media Consumption Trends Analysis, renders, Photojournalism>
+<Photojournalism, connectedTo, Subscription Management>
+<Photojournalism, produces, Distribution>
+<Podcast Production, advertises, Distribution>
+<Virtual Reality Content Creation, curates, Media Consumption Trends Analysis>
diff --git a/test/graphviz/graph_easy/graphviz_88.dot b/test/graphviz/graph_easy/graphviz_88.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2af46afc7e6c84db6ae755f2499995cc109da36d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_88.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Food Safety Inspection" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Sustainable Sourcing" color="#80DDEA" fillcolor="#D3F7F9" shape=parallelogram style=filled]
+	N2 [label="Menu Planning" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N3 [label=Baking color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N4 [label="Food Processing Automation" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N5 [label="Ingredient Sourcing" color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+	N6 [label="Catering Operations" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N7 [label="Food Waste Management System" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N8 [label="Supplier Management" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N9 [label="Waste Reduction" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N10 [label="Storage Solutions" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N11 [label="Food Preparation" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N0 -> N1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=brands color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=ingredients color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=innovates color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=nutrifies color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=promotes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=cooks color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=grows color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_88.txt b/test/graphviz/graph_easy/graphviz_88.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5f46ed1a5e6e49fd2b0f011f3ac7749b35c2e057
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_88.txt
@@ -0,0 +1,12 @@
+<Baking, innovates, Food Processing Automation>
+<Catering Operations, promotes, Food Waste Management System>
+<Food Processing Automation, nutrifies, Ingredient Sourcing>
+<Food Safety Inspection, connectedTo, Sustainable Sourcing>
+<Food Waste Management System, cooks, Supplier Management>
+<Ingredient Sourcing, connectedTo, Catering Operations>
+<Menu Planning, ingredients, Baking>
+<Storage Solutions, connectedTo, Food Preparation>
+<Supplier Management, connectedTo, Waste Reduction>
+<Sustainable Sourcing, brands, Menu Planning>
+<Sustainable Sourcing, connectedTo, Storage Solutions>
+<Waste Reduction, grows, Storage Solutions>
diff --git a/test/graphviz/graph_easy/graphviz_89.dot b/test/graphviz/graph_easy/graphviz_89.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a9738b4ccdaf94102d38e8e730e5be8d9f63c8d2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_89.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=BT
+	N0 [label="Kitchen Hygiene" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Food Waste Management System" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N2 [label="Delivery Service Coordination" color="#E91E63" fillcolor="#F8BBD0" shape=Mdiamond style=filled]
+	N3 [label="Menu Planning" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N4 [label="Waste Reduction" color="#FFE470" fillcolor="#FFFAE0" shape=hexagon style=filled]
+	N5 [label="Food Preservation" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N6 [label="Quality Control" color="#FFCC7A" fillcolor="#FFF6D9" shape=oval style=filled]
+	N7 [label="Allergen Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N8 [label=Packaging color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=operates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=chills color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=inspects color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=promotes color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N7 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N8 -> N4 [label=sells color="#E91E63" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_89.txt b/test/graphviz/graph_easy/graphviz_89.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c11e5a0a46a97d018d6eb2fc795971a73aaf9ab7
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_89.txt
@@ -0,0 +1,10 @@
+<Allergen Management, connectedTo, Menu Planning>
+<Allergen Management, connectedTo, Packaging>
+<Delivery Service Coordination, chills, Menu Planning>
+<Food Preservation, inspects, Quality Control>
+<Food Waste Management System, operates, Delivery Service Coordination>
+<Kitchen Hygiene, connectedTo, Food Waste Management System>
+<Menu Planning, connectedTo, Waste Reduction>
+<Packaging, sells, Waste Reduction>
+<Quality Control, promotes, Allergen Management>
+<Waste Reduction, connectedTo, Food Preservation>
diff --git a/test/graphviz/graph_easy/graphviz_9.txt b/test/graphviz/graph_easy/graphviz_9.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cb0a47940da1e4d90aab8c8214849b582156d017
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_9.txt
@@ -0,0 +1,10 @@
+<Automated Guided Vehicle Operation, optimizes, Inventory Check>
+<Inventory Check, connectedTo, Welding>
+<Inventory Check, designs, Work_in_Progress Monitoring>
+<Packaging, improves, Shipping>
+<Painting, connectedTo, Safety Audit>
+<Painting, connectedTo, Shipping>
+<Product Design, connectedTo, Packaging>
+<Safety Audit, welds, Product Design>
+<Shipping, cleans, Work_in_Progress Monitoring>
+<Work_in_Progress Monitoring, connectedTo, Automated Guided Vehicle Operation>
diff --git a/test/graphviz/graph_easy/graphviz_90.dot b/test/graphviz/graph_easy/graphviz_90.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9f6cc580e1b5200c04e874fd70d1de13a8afcaf2
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_90.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label=Distribution color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N1 [label="Inventory Management" color="#FFD54F" fillcolor="#FFF8E1" shape=oval style=filled]
+	N2 [label="New Product Launch" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N3 [label="Regulatory Compliance" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N4 [label="Food Preparation" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N5 [label="Service Delivery" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N6 [label="Beverage Production" color="#94C0C0" fillcolor="#CADEDE" shape=plaintext style=filled]
+	N7 [label="Food Safety Inspection" color="#26A69A" fillcolor="#E0F2F1" shape=folder style=filled]
+	N8 [label="Supplier Management" color="#FFD54F" fillcolor="#FFF8E1" shape=plaintext style=filled]
+	N9 [label="Customer Order Taking" color="#26A69A" fillcolor="#E0F2F1" shape=diamond style=filled]
+	N10 [label="Recipe Development" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N0 -> N1 [label=brands color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=sanitizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=ingredients color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=cleans color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=sources color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=sells color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=markets color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N8 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_90.txt b/test/graphviz/graph_easy/graphviz_90.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8104e4eea64f264a28b5f7020581e75ee9f50a54
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_90.txt
@@ -0,0 +1,11 @@
+<Beverage Production, connectedTo, Food Safety Inspection>
+<Customer Order Taking, connectedTo, Supplier Management>
+<Customer Order Taking, markets, Recipe Development>
+<Distribution, brands, Inventory Management>
+<Food Preparation, connectedTo, Service Delivery>
+<Food Safety Inspection, sells, Supplier Management>
+<Inventory Management, sanitizes, New Product Launch>
+<New Product Launch, ingredients, Regulatory Compliance>
+<Regulatory Compliance, cleans, Food Preparation>
+<Service Delivery, sources, Beverage Production>
+<Supplier Management, connectedTo, Customer Order Taking>
diff --git a/test/graphviz/graph_easy/graphviz_91.dot b/test/graphviz/graph_easy/graphviz_91.dot
new file mode 100644
index 0000000000000000000000000000000000000000..39eede66e8769c91f6f8bbfebaa6f22472d02166
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_91.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Athlete Nutrition Planning" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Sports Betting Regulation" color="#4DD0E1" fillcolor="#C9F0F0" shape=plaintext style=filled]
+	N2 [label="Team Management" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N3 [label="Rule Enforcement" color="#00BCD4" fillcolor="#E0F7FA" shape=hexagon style=filled]
+	N4 [label="Sponsorship Management" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N5 [label="Accessibility in Sports Venues" color="#00BCD4" fillcolor="#E0F7FA" shape=oval style=filled]
+	N6 [label="League Management" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N7 [label=Scorekeeping color="#4DD0E1" fillcolor="#C9F0F0" shape=plaintext style=filled]
+	N8 [label="Athlete Performance Tracking" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N9 [label="Fitness Conditioning" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N10 [label="Fan Club Management" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N0 -> N1 [label=trains color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=sells color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=competes color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=consults color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=scores color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N6 [label=judges color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_91.txt b/test/graphviz/graph_easy/graphviz_91.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7039ce57629e19a26bea7cdea6084ee74cac4554
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_91.txt
@@ -0,0 +1,11 @@
+<Accessibility in Sports Venues, connectedTo, League Management>
+<Athlete Nutrition Planning, judges, League Management>
+<Athlete Nutrition Planning, trains, Sports Betting Regulation>
+<Athlete Performance Tracking, scores, Fitness Conditioning>
+<Fitness Conditioning, connectedTo, Fan Club Management>
+<League Management, connectedTo, Scorekeeping>
+<Rule Enforcement, competes, Sponsorship Management>
+<Scorekeeping, consults, Athlete Performance Tracking>
+<Sponsorship Management, connectedTo, Accessibility in Sports Venues>
+<Sports Betting Regulation, educates, Team Management>
+<Team Management, sells, Rule Enforcement>
diff --git a/test/graphviz/graph_easy/graphviz_92.dot b/test/graphviz/graph_easy/graphviz_92.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a3492bfe39946f55ce958cb3c25319addd65248f
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_92.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Fan Club Management" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Data Analytics in Sports" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N2 [label=Coaching color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N3 [label="Youth Development Programs" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N4 [label="Ticketing Sales" color="#90A4AE" fillcolor="#ECEFF1" shape=folder style=filled]
+	N5 [label="Tournament Organization" color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N6 [label="Match Play" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N7 [label="Stadium Operations" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N8 [label="Athlete Nutrition Planning" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=sells color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=wins color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=scouts color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=records color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=governs color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_94.txt b/test/graphviz/graph_easy/graphviz_94.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d082184a2dc97e05c72abdb329a6c967a8a8e9cc
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_94.txt
@@ -0,0 +1,11 @@
+<Customer Feedback Analysis, connectedTo, Wholesale Distribution>
+<Embroidery and Embellishment, sketches, Fashion Show Production>
+<Haute Couture Creation, connectedTo, Material Sourcing>
+<Influencer Collaboration, connectedTo, Packaging>
+<Influencer Collaboration, inspects, Fashion Show Production>
+<Material Sourcing, connectedTo, Embroidery and Embellishment>
+<Packaging, photographs, Trend Research>
+<Quality Check, designs, Material Sourcing>
+<Quality Check, distributes, Customer Feedback Analysis>
+<Trend Research, connectedTo, Quality Check>
+<Wholesale Distribution, forecasts, Haute Couture Creation>
diff --git a/test/graphviz/graph_easy/graphviz_95.dot b/test/graphviz/graph_easy/graphviz_95.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a979c774ab30b4250b1edbb70b19d0248afb3085
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_95.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=TD
+	N0 [label="Material Sourcing" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N1 [label="Trend Research" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N2 [label=Styling color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N3 [label="Quality Check" color="#00BCD4" fillcolor="#E0F7FA" shape=parallelogram style=filled]
+	N4 [label="Supply Chain Transparency" color="#A188D0" fillcolor="#DACBE3" shape=diamond style=filled]
+	N5 [label="Haute Couture Creation" color="#FFC107" fillcolor="#FFECB3" shape=hexagon style=filled]
+	N6 [label="Textile Manufacturing" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N7 [label="Accessory Design" color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N8 [label="Global Sourcing Strategy" color="#A188D0" fillcolor="#DACBE3" shape=parallelogram style=filled]
+	N9 [label="Product Photography" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N10 [label="Fashion Show Production" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=markets color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=upcycles color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=videos color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=sketches color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=sews color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=protects color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N1 -> N0 [label=licenses color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/graph_easy/graphviz_95.txt b/test/graphviz/graph_easy/graphviz_95.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ba7a29d4982a85e492a18e1c00fea659b137d0fa
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_95.txt
@@ -0,0 +1,11 @@
+<Accessory Design, sketches, Global Sourcing Strategy>
+<Global Sourcing Strategy, sews, Product Photography>
+<Haute Couture Creation, upcycles, Textile Manufacturing>
+<Material Sourcing, connectedTo, Trend Research>
+<Product Photography, protects, Fashion Show Production>
+<Quality Check, connectedTo, Supply Chain Transparency>
+<Styling, connectedTo, Quality Check>
+<Supply Chain Transparency, connectedTo, Haute Couture Creation>
+<Textile Manufacturing, videos, Accessory Design>
+<Trend Research, licenses, Material Sourcing>
+<Trend Research, markets, Styling>
diff --git a/test/graphviz/graph_easy/graphviz_96.dot b/test/graphviz/graph_easy/graphviz_96.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cd537eb1d3622895853ecaf91b5abc90c72e6c88
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_96.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Ready_to_Wear Collection Launch" color="#CFCFCF" fillcolor="#F6F6F6" shape=ellipse style=filled]
+	N1 [label="Garment Production" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N2 [label="Wholesale Distribution" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N3 [label="Customer Loyalty Programs" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N4 [label="Customer Feedback Analysis" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N5 [label="Marketing Campaign" color="#CFCFCF" fillcolor="#F6F6F6" shape=folder style=filled]
+	N6 [label="Fashion Show Production" color="#CFCFCF" fillcolor="#F6F6F6" shape=plaintext style=filled]
+	N7 [label=Packaging color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N8 [label="Trend Research" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N0 -> N1 [label=trends color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=distributes color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=tests color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=promotes color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=markets color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N6 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_96.txt b/test/graphviz/graph_easy/graphviz_96.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb81b0e79cd5ce5d0c58098acbafa6b1462e0176
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_96.txt
@@ -0,0 +1,9 @@
+<Customer Feedback Analysis, tests, Marketing Campaign>
+<Customer Loyalty Programs, connectedTo, Customer Feedback Analysis>
+<Fashion Show Production, markets, Packaging>
+<Garment Production, connectedTo, Wholesale Distribution>
+<Marketing Campaign, promotes, Fashion Show Production>
+<Packaging, connectedTo, Trend Research>
+<Ready_to_Wear Collection Launch, trends, Garment Production>
+<Trend Research, connectedTo, Fashion Show Production>
+<Wholesale Distribution, distributes, Customer Loyalty Programs>
diff --git a/test/graphviz/graph_easy/graphviz_97.txt b/test/graphviz/graph_easy/graphviz_97.txt
new file mode 100644
index 0000000000000000000000000000000000000000..da21002cd825fa3592c5afe41787a1a206948a9d
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_97.txt
@@ -0,0 +1,9 @@
+<Employee Training, predicts, Team Building Activities>
+<Exit Interviews, connectedTo, Employee Training>
+<HR Budgeting, connectedTo, HR Policy Development>
+<HR Policy Development, counsels, Workforce Planning>
+<Leadership Training, reports, Exit Interviews>
+<Organizational Development, connectedTo, Compensation and Benefits>
+<Team Building Activities, connectedTo, HR Budgeting>
+<Team Building Activities, engages, Organizational Development>
+<Workforce Planning, connectedTo, Leadership Training>
diff --git a/test/graphviz/graph_easy/graphviz_98.txt b/test/graphviz/graph_easy/graphviz_98.txt
new file mode 100644
index 0000000000000000000000000000000000000000..443b3fc6d2c0c9d50a26d80233701aaa6339f333
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_98.txt
@@ -0,0 +1,10 @@
+<Compliance Management, promotes, Union Negotiations>
+<Disciplinary Procedures, connectedTo, Talent Management>
+<Employee Data Management, predicts, Organizational Development>
+<HR Analytics, connectedTo, Skill Development Programs>
+<Offer Management, connectedTo, Talent Management>
+<Offer Management, secures, Skill Development Programs>
+<Organizational Development, connectedTo, Offer Management>
+<Skill Development Programs, connectedTo, Compliance Management>
+<Talent Management, onboards, HR Analytics>
+<Union Negotiations, mediates, Disciplinary Procedures>
diff --git a/test/graphviz/graph_easy/graphviz_99.dot b/test/graphviz/graph_easy/graphviz_99.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9fcb6e1a48a1a416aaacf8bc06c163e4fa99f6e3
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_99.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=RL
+	N0 [label="Succession Planning" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Employee Relations" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N2 [label="Leave Management" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N3 [label="Onboarding Process" color="#6EB76D" fillcolor="#E9F7E8" shape=parallelogram style=filled]
+	N4 [label="Employee Data Management" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N5 [label="Health and Safety Management" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N6 [label="Workforce Planning" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N7 [label="Candidate Sourcing" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N0 -> N1 [label=complies color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=automates color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=retains color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=resolves color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=counsels color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/graph_easy/graphviz_99.txt b/test/graphviz/graph_easy/graphviz_99.txt
new file mode 100644
index 0000000000000000000000000000000000000000..658767c4161c612aeb5799a370871179b6ba3937
--- /dev/null
+++ b/test/graphviz/graph_easy/graphviz_99.txt
@@ -0,0 +1,8 @@
+<Employee Data Management, connectedTo, Employee Relations>
+<Employee Data Management, resolves, Health and Safety Management>
+<Employee Relations, connectedTo, Leave Management>
+<Health and Safety Management, counsels, Workforce Planning>
+<Leave Management, automates, Onboarding Process>
+<Onboarding Process, retains, Employee Data Management>
+<Succession Planning, complies, Employee Relations>
+<Workforce Planning, connectedTo, Candidate Sourcing>
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+<Compliance Software Implementation, investigates, Monitoring and Enforcement>
+<Consumer Protection Compliance, connectedTo, Compliance Software Implementation>
+<Corporate Governance Standards, connectedTo, Transparent Communication>
+<Ethical AI Guidelines, data, Stakeholder Engagement on Ethics>
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+<Monitoring and Enforcement, connectedTo, Stakeholder Engagement on Ethics>
+<Monitoring and Enforcement, implements, Corporate Governance Standards>
+<Product Safety Compliance, connectedTo, Ethical AI Guidelines>
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+<Risk Assessment, advises, Data Ethics>
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+digraph {
+	rankdir=RL
+	N0 [label="Critical Infrastructure Protection" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
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diff --git a/test/graphviz/scanned_easy/graphviz_107.txt b/test/graphviz/scanned_easy/graphviz_107.txt
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index 0000000000000000000000000000000000000000..c33aa2c1200b8dddffee3facfd8de3a5818088a2
--- /dev/null
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+<Aftershock Analysis, connectedTo, Computational Seismology>
+<Computational Seismology, data_transmits, Seismic Hazard Assessment>
+<Emergency Preparedness for Earthquakes, predicts, Epicenter Location>
+<Epicenter Location, maintains_networks, Emergency Preparedness for Earthquakes>
+<Geophysical Exploration, calibrates_sensors, Aftershock Analysis>
+<Seismic Hazard Assessment, connectedTo, Strong Motion Instrumentation>
+<Seismic Tomography, data_collects, Geophysical Exploration>
+<Strong Motion Instrumentation, measures, Structural Response to Earthquakes>
+<Structural Response to Earthquakes, connectedTo, Epicenter Location>
diff --git a/test/graphviz/scanned_easy/graphviz_108.txt b/test/graphviz/scanned_easy/graphviz_108.txt
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index 0000000000000000000000000000000000000000..89b2bed5652687ccb7ad5695e2fe011187a57ad8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_108.txt
@@ -0,0 +1,9 @@
+<Cloning Technologies, privacy_protects, Data Privacy in Genomics>
+<Comparative Genomics, advises, Gene Expression Profiling>
+<Data Privacy in Genomics, educates, Long_Read Sequencing>
+<Gene Expression Profiling, connectedTo, Gene Therapy Development>
+<Genetic Counseling, connectedTo, Structural Genomics>
+<Genetic Testing, connectedTo, Comparative Genomics>
+<Genetic Testing, connectedTo, Data Privacy in Genomics>
+<Long_Read Sequencing, connectedTo, Genetic Counseling>
+<Structural Genomics, patents, Genetic Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_109.dot b/test/graphviz/scanned_easy/graphviz_109.dot
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--- /dev/null
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+digraph {
+	rankdir=TD
+	N0 [label="Automatic Speech Recognition" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
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+	N7 -> N8 [label=inputs color="#000000" dir=forward penwidth=1.5 style=solid]
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diff --git a/test/graphviz/scanned_easy/graphviz_11.txt b/test/graphviz/scanned_easy/graphviz_11.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a5a3cc9bf6105a08fab68b2eb5858a5e03867842
--- /dev/null
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+<Barn Cleaning, licenses, Farm Maintenance>
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+<Forestry Management, connectedTo, Seedling Transplanting>
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+<Harvesting, connectedTo, Packaging for Sale>
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+<Livestock Feeding, connectedTo, Storage>
+<Packaging for Sale, develops, Barn Cleaning>
+<Seedling Transplanting, connectedTo, Subsidy Application>
+<Storage, harvests, Harvesting>
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diff --git a/test/graphviz/scanned_easy/graphviz_110.dot b/test/graphviz/scanned_easy/graphviz_110.dot
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@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Text Preprocessing" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
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+	N4 [label="Social Media Text Analysis" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N5 [label="Lemmatization or Stemming" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N6 [label="Information Extraction" color="#FF9800" fillcolor="#FFE0B2" shape=diamond style=filled]
+	N7 [label="Vector Space Models" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N8 [label="Topic Modeling" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N9 [label="Regular Expressions for Text" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N10 [label="Relationship Extraction" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N0 -> N1 [label=extracts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=predicts color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=entities color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=integrates color="#795548" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=patterns color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N9 -> N1 [label=data_collects color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N4 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_112.dot b/test/graphviz/scanned_easy/graphviz_112.dot
new file mode 100644
index 0000000000000000000000000000000000000000..efae17493adfdce8ca1520ea2c681061bcbca336
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_112.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="IT Operations Automation" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="API Automation" color="#FFF8A6" fillcolor="#FFFDE0" shape=diamond style=filled]
+	N2 [label=Hyperautomation color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N3 [label="HR Process Automation" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N4 [label="Finance Process Automation" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N5 [label="Business Process Management" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N6 [label="Supply Chain Automation" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N7 [label="Security for Automation Bots" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+	N8 [label="Compliance in Automation" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=increases_efficiency color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=improves color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=streamlines color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=data_processes color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N4 [label=consults color="#26A69A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_114.dot b/test/graphviz/scanned_easy/graphviz_114.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a89d1ddca00073134e5e3c0b380f0d1ae37e545b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_114.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Asset Management" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N1 [label="Compliance Reporting" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N2 [label="Vendor Management" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N3 [label="Business Process Re_engineering" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N4 [label="Implementation Roadmap Development" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N5 [label="Data Migration" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+	N6 [label="Data Governance" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N7 [label="User Acceptance Testing" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N8 [label="Customer Relationship Management" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N9 [label="Troubleshooting and Support" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N0 -> N1 [label=tracks color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=controls color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=protects color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=trains color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=secures color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=budgets color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N0 [label=finances_manages color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N1 -> N9 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_114.txt b/test/graphviz/scanned_easy/graphviz_114.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7f3252514d01f49ee34256629b0d5702e59445d8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_114.txt
@@ -0,0 +1,11 @@
+<Asset Management, tracks, Compliance Reporting>
+<Business Process Re_engineering, connectedTo, Implementation Roadmap Development>
+<Compliance Reporting, connectedTo, Troubleshooting and Support>
+<Compliance Reporting, connectedTo, Vendor Management>
+<Customer Relationship Management, budgets, Troubleshooting and Support>
+<Data Governance, trains, User Acceptance Testing>
+<Data Migration, connectedTo, Data Governance>
+<Implementation Roadmap Development, protects, Data Migration>
+<User Acceptance Testing, secures, Customer Relationship Management>
+<Vendor Management, controls, Business Process Re_engineering>
+<Vendor Management, finances_manages, Asset Management>
diff --git a/test/graphviz/scanned_easy/graphviz_115.dot b/test/graphviz/scanned_easy/graphviz_115.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3363253470941b52ebc40735072c7d8a0ca2c2fc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_115.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Digital Agronomy" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Crop Insurance Assessment" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N2 [label="Yield Mapping" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N3 [label="Farm Data Integration" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N4 [label="Satellite Imaging" color="#9575CD" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N5 [label="Variable Rate Application" color="#9575CD" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N6 [label="Connectivity Solutions" color="#8C9EFF" fillcolor="#D3D7EB" shape=folder style=filled]
+	N7 [label="Crop Health Monitoring" color="#8C9EFF" fillcolor="#D3D7EB" shape=Mdiamond style=filled]
+	N8 [label="Farm Robotics" color="#8C9EFF" fillcolor="#D3D7EB" shape=oval style=filled]
+	N9 [label="Pest and Disease Management Systems" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N0 -> N1 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=waters color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=sustainability_ensures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N2 [label=risk_manages color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_115.txt b/test/graphviz/scanned_easy/graphviz_115.txt
new file mode 100644
index 0000000000000000000000000000000000000000..26901502090d70b4f814581c7455d2f57535771a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_115.txt
@@ -0,0 +1,10 @@
+<Connectivity Solutions, plans, Crop Health Monitoring>
+<Crop Health Monitoring, connectedTo, Farm Robotics>
+<Crop Insurance Assessment, waters, Yield Mapping>
+<Digital Agronomy, connectedTo, Crop Insurance Assessment>
+<Farm Data Integration, sustainability_ensures, Satellite Imaging>
+<Farm Robotics, connectedTo, Pest and Disease Management Systems>
+<Pest and Disease Management Systems, risk_manages, Yield Mapping>
+<Satellite Imaging, connectedTo, Variable Rate Application>
+<Variable Rate Application, connectedTo, Connectivity Solutions>
+<Yield Mapping, connectedTo, Farm Data Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_116.dot b/test/graphviz/scanned_easy/graphviz_116.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c159493f657a80c37f2e0de99a99bbd088bca7f7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_116.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="Game Strategy Development" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Audience Engagement" color="#80DDEA" fillcolor="#D3F7F9" shape=octagon style=filled]
+	N2 [label="Ticketing Sales" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N3 [label="Physical Conditioning for Players" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N4 [label="Network Infrastructure for Tournaments" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N5 [label="Content Creation" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N6 [label="Coaching Staff Management" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N7 [label="Live Streaming Production" color="#80DDEA" fillcolor="#D3F7F9" shape=diamond style=filled]
+	N8 [label="Sponsorship Acquisition" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N9 [label="Performance Analysis" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N0 -> N1 [label=performance_optimizes color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=content_produces color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=licenses color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=media_handles color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=leagues_creates color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N2 -> N0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_116.txt b/test/graphviz/scanned_easy/graphviz_116.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c8fdc13c758ccef96b1fd582e3713c2d378f1ca0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_116.txt
@@ -0,0 +1,10 @@
+<Audience Engagement, content_produces, Ticketing Sales>
+<Coaching Staff Management, leagues_creates, Live Streaming Production>
+<Content Creation, innovates, Coaching Staff Management>
+<Game Strategy Development, performance_optimizes, Audience Engagement>
+<Live Streaming Production, connectedTo, Sponsorship Acquisition>
+<Network Infrastructure for Tournaments, media_handles, Content Creation>
+<Physical Conditioning for Players, connectedTo, Network Infrastructure for Tournaments>
+<Sponsorship Acquisition, connectedTo, Performance Analysis>
+<Ticketing Sales, connectedTo, Game Strategy Development>
+<Ticketing Sales, licenses, Physical Conditioning for Players>
diff --git a/test/graphviz/scanned_easy/graphviz_118.dot b/test/graphviz/scanned_easy/graphviz_118.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aa888c95b5fb97d029a628428a6285308ebf90f9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_118.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Digital Storytelling" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Remote Sensing for Heritage" color="#FFC2C2" fillcolor="#FFEBEB" shape=Mdiamond style=filled]
+	N2 [label="Cultural Tourism Development" color="#FFCC80" fillcolor="#FFF0CC" shape=oval style=filled]
+	N3 [label="Climate Change Impact on Heritage" color="#FFC2C2" fillcolor="#FFEBEB" shape=folder style=filled]
+	N4 [label="Underwater Cultural Heritage" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N5 [label="Repatriation of Artifacts" color="#FFCC80" fillcolor="#FFF0CC" shape=parallelogram style=filled]
+	N6 [label="Oral History Collection" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N7 [label="Exhibition Curation" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N8 [label="Historical Research" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+	N9 [label="Photogrammetry for Documentation" color="#8C9EFF" fillcolor="#D3D7EB" shape=hexagon style=filled]
+	N10 [label="Artifact Conservation" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N0 -> N1 [label=visualizes color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=preserves color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=conserves color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=curates color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=data_collects color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=sites_surveys color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N0 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_119.txt b/test/graphviz/scanned_easy/graphviz_119.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c56043be3eabd2ff79ea73c4d27f0c7520b9b033
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_119.txt
@@ -0,0 +1,11 @@
+<Bioremediation Applications, connectedTo, Gene Therapy Delivery Systems>
+<Biosecurity Protocols, connectedTo, DNA Synthesis>
+<Computational Design of Biological Systems, connectedTo, Protein Design>
+<Computational Design of Biological Systems, patents, DNA Synthesis>
+<DNA Synthesis, rewrites, Microbial Factories>
+<Gene Therapy Delivery Systems, therapies_innovates, Biosecurity Protocols>
+<High_Throughput Screening, clones, Computational Design of Biological Systems>
+<High_Throughput Screening, connectedTo, Bioremediation Applications>
+<Microbial Factories, ferments, Computational Design of Biological Systems>
+<Modular Biology Design, engineers, High_Throughput Screening>
+<Sustainable Chemical Production, commercializes, Modular Biology Design>
diff --git a/test/graphviz/scanned_easy/graphviz_120.txt b/test/graphviz/scanned_easy/graphviz_120.txt
new file mode 100644
index 0000000000000000000000000000000000000000..802c86eb1168920c12e591df0beee0b7bef9393f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_120.txt
@@ -0,0 +1,10 @@
+<Accessibility in EdTech, connectedTo, Gamified Learning>
+<Augmented Reality in Education, parents_engages, Digital Textbooks>
+<Digital Textbooks, connectedTo, Learning Analytics Dashboards>
+<E_Learning Platform Design, connectedTo, Augmented Reality in Education>
+<Gamified Learning, connectedTo, Learning Analytics Dashboards>
+<Gamified Learning, evaluates, Teacher Training Platforms>
+<Learning Analytics Dashboards, connectedTo, Social_Emotional Learning Tools>
+<Machine Learning for Learning Analytics, connectedTo, E_Learning Platform Design>
+<Massive Open Online Courses, reports, Machine Learning for Learning Analytics>
+<Teacher Training Platforms, learning_gamifies, Massive Open Online Courses>
diff --git a/test/graphviz/scanned_easy/graphviz_121.txt b/test/graphviz/scanned_easy/graphviz_121.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0559a77b5bff4bfe5493a2ba0a49e9a81a0d2d4a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_121.txt
@@ -0,0 +1,23 @@
+<Atmospheric Sounding, connectedTo, Hurricane Trajectory Modeling>
+<Climate Change Impact Study, connectedTo, Flood Prediction>
+<Climate Modeling, connectedTo, Storm Tracking>
+<Climate Modeling, supports, Pollution Dispersion Modeling>
+<Drought Monitoring, connectedTo, Upper Air Chart Analysis>
+<Drought Monitoring, partOf, Drought Monitoring>
+<Flood Prediction, calibrates, Atmospheric Sounding>
+<Flood Prediction, connectedTo, Hurricane Trajectory Modeling>
+<Flood Prediction, connectedTo, Pollution Dispersion Modeling>
+<Flood Prediction, connectedTo, Precipitation Measurement>
+<Hurricane Trajectory Modeling, connectedTo, Climate Modeling>
+<Numerical Weather Prediction, connectedTo, Hurricane Trajectory Modeling>
+<Numerical Weather Prediction, connectedTo, Pollution Dispersion Modeling>
+<Numerical Weather Prediction, connectedTo, Synoptic Chart Analysis>
+<Numerical Weather Prediction, updates, Upper Air Chart Analysis>
+<Precipitation Measurement, connectedTo, Pollution Dispersion Modeling>
+<Storm Tracking, connectedTo, Upper Air Chart Analysis>
+<Synoptic Chart Analysis, connectedTo, Climate Change Impact Study>
+<Synoptic Chart Analysis, connectedTo, Pollution Dispersion Modeling>
+<Upper Air Chart Analysis, connectedTo, Precipitation Measurement>
+<Upper Air Chart Analysis, studies, Wind Speed and Direction>
+<Wind Speed and Direction, charts, Drought Monitoring>
+<Wind Speed and Direction, partOf, Wind Speed and Direction>
diff --git a/test/graphviz/scanned_easy/graphviz_122.txt b/test/graphviz/scanned_easy/graphviz_122.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8f8a47ec571513066088aa20a4e2d52c4067f022
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_122.txt
@@ -0,0 +1,16 @@
+<Agricultural Weather Advisory, connectedTo, Meteorological Instrument Calibration>
+<Agricultural Weather Advisory, partOf, Agricultural Weather Advisory>
+<Arctic Weather Research, maps, Agricultural Weather Advisory>
+<Arctic Weather Research, partOf, Arctic Weather Research>
+<Aviation Weather Briefing, interprets, Hurricane Trajectory Modeling>
+<Hurricane Trajectory Modeling, connectedTo, Fire Weather Forecasting>
+<Meteorological Instrument Calibration, charts, Aviation Weather Briefing>
+<Numerical Weather Prediction, connectedTo, Arctic Weather Research>
+<Numerical Weather Prediction, partOf, Numerical Weather Prediction>
+<Radar Imaging, connectedTo, Hurricane Trajectory Modeling>
+<Radar Imaging, connectedTo, Meteorological Instrument Calibration>
+<Radar Imaging, processes, Numerical Weather Prediction>
+<Snowfall Measurement, connectedTo, Fire Weather Forecasting>
+<Snowfall Measurement, connectedTo, Hurricane Trajectory Modeling>
+<Snowfall Measurement, connectedTo, Meteorological Instrument Calibration>
+<Snowfall Measurement, connectedTo, Radar Imaging>
diff --git a/test/graphviz/scanned_easy/graphviz_124.dot b/test/graphviz/scanned_easy/graphviz_124.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f934a1e81e88554e845dee6397e9b281600d42ce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_124.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=BT
+	N0 [label="Community Recycling Programs" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Waste Management Data Analytics" color="#5C6BC0" fillcolor="#E8EAF6" shape=oval style=filled]
+	N2 [label="Textile Recycling" color="#5C6BC0" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N3 [label="Plastic Recycling Technologies" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N4 [label="Recycling Processing" color="#3F51B5" fillcolor="#C5CAE9" shape=octagon style=filled]
+	N5 [label="Public Education on Waste" color="#5C6BC0" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N6 [label="Circular Economy Initiatives" color="#E0E0E0" fillcolor="#EBEBEB" shape=Mdiamond style=filled]
+	N7 [label="Metal Recycling" color="#3F51B5" fillcolor="#C5CAE9" shape=oval style=filled]
+	N8 [label="Waste Characterization Study" color="#5C6BC0" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N9 [label="Waste Logistics Optimization" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N10 [label="Waste Collection" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N11 [label="Zero Waste Initiatives" color="#E0E0E0" fillcolor="#EBEBEB" shape=parallelogram style=filled]
+	N12 [label="Anaerobic Digestion" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	S0 [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="#E0F2F1" fontname=Helvetica fontsize=10 label="Organics Collection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Hazardous Waste Disposal" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+		nest0_1 [label="Waste Reduction Planning" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+		nest0_2 [label="Closed_Loop Systems" color="#E0E0E0" fillcolor="#EBEBEB" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=tracks color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=collects color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=minimizes color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=operates color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=reduces color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=transports color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N11 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [label=licenses color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N11 -> N2 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_126.txt b/test/graphviz/scanned_easy/graphviz_126.txt
new file mode 100644
index 0000000000000000000000000000000000000000..41f4da3972709c04cf18592b1a18bb40cb8793fb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_126.txt
@@ -0,0 +1,30 @@
+<Anaerobic Digestion, processes, Waste_to_Energy Conversion>
+<Closed_Loop Systems, connectedTo, Zero Waste Initiatives>
+<Closed_Loop Systems, partOf, Closed_Loop Systems>
+<Construction and Demolition Waste Management, connectedTo, Closed_Loop Systems>
+<Construction and Demolition Waste Management, partOf, Construction and Demolition Waste Management>
+<Extended Producer Responsibility, connectedTo, Glass Recycling>
+<Extended Producer Responsibility, connectedTo, Waste Audit>
+<Glass Recycling, connectedTo, Landfill Operation>
+<Glass Recycling, connectedTo, Material Recovery Facility Operation>
+<Glass Recycling, connectedTo, Waste Audit>
+<Glass Recycling, connectedTo, Waste Sorting>
+<Glass Recycling, connectedTo, Waste_to_Energy Conversion>
+<Hazardous Waste Disposal, connectedTo, Material Recovery Facility Operation>
+<Hazardous Waste Disposal, grades, Waste Audit>
+<Hazardous Waste Disposal, innovates, Waste_to_Energy Conversion>
+<Landfill Operation, connectedTo, Construction and Demolition Waste Management>
+<Landfill Operation, connectedTo, Waste Sorting>
+<Material Recovery Facility Operation, connectedTo, Waste Audit>
+<Paper Recycling, connectedTo, Waste Characterization Study>
+<Paper Recycling, partOf, Paper Recycling>
+<Textile Recycling, converts, Waste Characterization Study>
+<Waste Audit, connectedTo, Anaerobic Digestion>
+<Waste Audit, connectedTo, Waste_to_Energy Conversion>
+<Waste Characterization Study, educates, Illegal Dumping Monitoring>
+<Waste Management Policy Development, connectedTo, Waste_to_Energy Conversion>
+<Waste Management Policy Development, permits, Hazardous Waste Disposal>
+<Waste Sorting, reuses, Waste Management Policy Development>
+<Waste_to_Energy Conversion, connectedTo, Textile Recycling>
+<Zero Waste Initiatives, connectedTo, Paper Recycling>
+<Zero Waste Initiatives, partOf, Zero Waste Initiatives>
diff --git a/test/graphviz/scanned_easy/graphviz_127.dot b/test/graphviz/scanned_easy/graphviz_127.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f3e671867b4c5cafdc9a9d78392c8efee64b404c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_127.dot
@@ -0,0 +1,38 @@
+digraph {
+	rankdir=LR
+	N0 [label="Hydrological Modeling" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Watershed Management" color="#73C6BC" fillcolor="#D0EFEE" shape=parallelogram style=filled]
+	N2 [label="Hydroelectric Power Generation" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N3 [label="Irrigation Management" color="#9575CD" fillcolor="#EDE7F6" shape=oval style=filled]
+	N4 [label="Public Awareness Campaigns" color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N5 [label="Ecosystem Protection" color="#2196F3" fillcolor="#BBDEFB" shape=octagon style=filled]
+	N6 [label="Drought Management" color="#9575CD" fillcolor="#EDE7F6" shape=diamond style=filled]
+	N7 [label="Climate Change Adaptation for Water" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N8 [label="Water Rights Management" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N9 [label="Dam Management" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N10 [label="Agricultural Water Use Efficiency" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	S0 [label="" color="#2196F3" fillcolor="#BBDEFB" 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="Water Quality Monitoring" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Smart Water Networks" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+		nest0_1 [label="Water Resource Planning" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=purifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=monitors color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [label=evaluates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label=drains color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_128.txt b/test/graphviz/scanned_easy/graphviz_128.txt
new file mode 100644
index 0000000000000000000000000000000000000000..778411139834396b6195cbef6daeca4bc56f5b4a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_128.txt
@@ -0,0 +1,20 @@
+<Dam Management, connectedTo, Sewer System Inspection>
+<Dam Management, partOf, Dam Management>
+<Greywater Recycling, connectedTo, Hydroelectric Power Generation>
+<Greywater Recycling, partOf, Greywater Recycling>
+<Hydroelectric Power Generation, partOf, Hydroelectric Power Generation>
+<Hydroelectric Power Generation, permits, Dam Management>
+<Public Awareness Campaigns, connectedTo, Hydrological Modeling>
+<Public Awareness Campaigns, constructs, Rainwater Harvesting>
+<Rainwater Harvesting, collects, Greywater Recycling>
+<Rainwater Harvesting, partOf, Rainwater Harvesting>
+<Sewer System Inspection, connectedTo, Water Loss Detection>
+<Sewer System Inspection, connectedTo, Water Quality Monitoring>
+<Water Distribution, connectedTo, Hydrological Modeling>
+<Water Distribution, connectedTo, Public Awareness Campaigns>
+<Water Distribution, connectedTo, Water Loss Detection>
+<Water Distribution, secures, Sewer System Inspection>
+<Water Loss Detection, connectedTo, Public Awareness Campaigns>
+<Water Quality Monitoring, connectedTo, Hydrological Modeling>
+<Water Quality Monitoring, connectedTo, Public Awareness Campaigns>
+<Water Quality Monitoring, connectedTo, Water Loss Detection>
diff --git a/test/graphviz/scanned_easy/graphviz_129.dot b/test/graphviz/scanned_easy/graphviz_129.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6a95492c051ff1cda604417bdd379929d8f81b1c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_129.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=TD
+	N0 [label="Water Loss Detection" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Water Conservation Planning" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N2 [label="Irrigation Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=plaintext style=filled]
+	N3 [label="Water Meter Reading" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N4 [label="Environmental Flow Assessment" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Watershed Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+	N6 [label="Water Rights Management" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N7 [label=Desalination color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N8 [label="Water Source Identification" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N9 [label="Industrial Water Use Optimization" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N10 [label="Dam Management" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	S0 [label="" color="#B8C0F5" fillcolor="#ECF0FD" 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="#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="#F1F8E9" fontname=Helvetica fontsize=10 label="Drought Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Ecosystem Protection" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+		nest0_1 [label="Water Quality Monitoring" color="#B8C0F5" fillcolor="#ECF0FD" shape=folder style=filled]
+		nest0_0 -> nest0_1 [label=allocates color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=audits color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=constructs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=reports color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=plans color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N1 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_13.dot b/test/graphviz/scanned_easy/graphviz_13.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8ae18f98aa236f7cd6b94b80c8e30cd40bca2b1c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_13.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Property Valuation" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Open House Event" color="#BDBDBD" fillcolor="#F5F5F5" shape=plaintext style=filled]
+	N2 [label="Agent Assignment" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N3 [label="Closing Meeting" color="#BDBDBD" fillcolor="#F5F5F5" shape=plaintext style=filled]
+	N4 [label="Property Marketing" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N5 [label="Ownership Transfer" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N6 [label="Offer Submission" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N7 [label="Tenant Screening" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N8 [label="Virtual Tour Creation" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [label=lists color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=closes color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=secures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=advertises color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N5 [label=rents color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_13.txt b/test/graphviz/scanned_easy/graphviz_13.txt
new file mode 100644
index 0000000000000000000000000000000000000000..52ed2e8dfe0b7bccc38a381b173bbf3738c6a0a3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_13.txt
@@ -0,0 +1,9 @@
+<Agent Assignment, closes, Closing Meeting>
+<Closing Meeting, connectedTo, Property Marketing>
+<Offer Submission, advertises, Tenant Screening>
+<Offer Submission, rents, Ownership Transfer>
+<Open House Event, connectedTo, Agent Assignment>
+<Ownership Transfer, secures, Offer Submission>
+<Property Marketing, connectedTo, Ownership Transfer>
+<Property Valuation, lists, Open House Event>
+<Tenant Screening, connectedTo, Virtual Tour Creation>
diff --git a/test/graphviz/scanned_easy/graphviz_130.txt b/test/graphviz/scanned_easy/graphviz_130.txt
new file mode 100644
index 0000000000000000000000000000000000000000..865fcd6de3dda85fa0c8197008aec90cb46dc135
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_130.txt
@@ -0,0 +1,17 @@
+<Closed_Loop Material Flow, connectedTo, Life Cycle Assessment>
+<Closed_Loop Material Flow, connectedTo, Recycling Infrastructure Development>
+<Closed_Loop Material Flow, connectedTo, Sorting and Segregation>
+<Collection Point Management, connectedTo, Closed_Loop Material Flow>
+<Hazardous Material Recovery, partOf, Hazardous Material Recovery>
+<Hazardous Material Recovery, tests, Tyre Recycling>
+<Life Cycle Assessment, complies, Sorting and Segregation>
+<Life Cycle Assessment, connectedTo, Plastic Recycling>
+<Life Cycle Assessment, connectedTo, Recycling Infrastructure Development>
+<Life Cycle Assessment, connectedTo, Sorting and Segregation>
+<Plastic Recycling, connectedTo, Sorting and Segregation>
+<Reprocessing into Raw Material, connectedTo, Hazardous Material Recovery>
+<Reprocessing into Raw Material, partOf, Reprocessing into Raw Material>
+<Sorting and Segregation, connectedTo, Reprocessing into Raw Material>
+<Sorting and Segregation, manufactures, Recycling Infrastructure Development>
+<Tyre Recycling, measures, Life Cycle Assessment>
+<Tyre Recycling, partOf, Tyre Recycling>
diff --git a/test/graphviz/scanned_easy/graphviz_131.dot b/test/graphviz/scanned_easy/graphviz_131.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dddf00a58861d7fe1a522024869979c3bfa375ec
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_131.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=RL
+	N0 [label="Hazardous Material Recovery" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Energy Recovery from Non_Recyclables" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N2 [label="Cleaning and Processing" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N3 [label="Waste Audit for Recycling" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N4 [label="Collection Point Management" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N5 [label="Life Cycle Assessment" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N6 [label="Recycling Policy Advocacy" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+	N7 [label="Tyre Recycling" color="#FF9800" fillcolor="#FFE0B2" shape=diamond style=filled]
+	N8 [label="Recycling Market Development" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+	N9 [label="Advanced Sorting Technologies" color="#FFC2C2" fillcolor="#FFEBEB" shape=diamond style=filled]
+	N10 [label="Composting Organic Waste" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	S0 [label="" color="#FFC2C2" fillcolor="#FFEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFC2C2" fillcolor="#FFEBEB" 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="Recycling Data Tracking" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Closed_Loop Material Flow" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+		nest0_1 [label="Mechanical Recycling" color="#FF9800" fillcolor="#FFE0B2" shape=folder style=filled]
+		nest0_2 [label="Recycling Infrastructure Development" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=cleans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=grades color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	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=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="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=finances color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=treats color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S0 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [label=manufactures color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_134.dot b/test/graphviz/scanned_easy/graphviz_134.dot
new file mode 100644
index 0000000000000000000000000000000000000000..434c2961a5c62e7a7604ca2e8819e718c0d7e777
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_134.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=BT
+	N0 [label="Pest and Disease Control" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Forest Carbon Accounting" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+	N2 [label="Tree Nursery Management" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N3 [label="Ecological Restoration" color="#2196F3" fillcolor="#BBDEFB" shape=diamond style=filled]
+	N4 [label="Illegal Logging Prevention" color="#FFA726" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N5 [label="Public Access Management" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N6 [label="Forestry Equipment Maintenance" color="#2196F3" fillcolor="#BBDEFB" shape=parallelogram style=filled]
+	N7 [label="Agroforestry Systems" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N8 [label="Watershed Protection" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#2196F3" fillcolor="#BBDEFB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#2196F3" fillcolor="#BBDEFB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#2196F3" fillcolor="#BBDEFB" 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="Forest Land Use Planning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Forest Health Monitoring" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_1 [label="Sawmill Processing" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=grades color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	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="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=controls color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N6 [label=conserves color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label=restricts color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label=thins color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=monitors color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_135.dot b/test/graphviz/scanned_easy/graphviz_135.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f01f2d50787d2ac1ebda862fce620ac6c92746ae
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_135.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=BT
+	N0 [label=Reforestation color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Urban Forestry Management" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N2 [label="Tree Nursery Management" color="#00BCD4" fillcolor="#E0F7FA" shape=diamond style=filled]
+	N3 [label="Watershed Protection" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N4 [label="Pest and Disease Control" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N5 [label="Tree Planting" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N6 [label="Sawmill Processing" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N7 [label="Timber Harvesting" color="#F44336" fillcolor="#FFCDD2" 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="#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="#FBE9E7" fontname=Helvetica fontsize=10 label="Sustainable Forest Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Biodiversity Conservation in Forests" color="#00BCD4" fillcolor="#E0F7FA" shape=hexagon style=filled]
+		nest0_1 [label=Silviculture color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+		nest0_2 [label="Forestry Policy Development" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+		nest0_3 [label="Forestry Education" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=treats color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N7 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [label=harvests color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [label=regulates color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S1 -> N5 [label=sustains color="#FFE470" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_136.dot b/test/graphviz/scanned_easy/graphviz_136.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c8c3d0d2dc65094c7bb1e4ee9b9650059579663f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_136.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=RL
+	N0 [label="Hospice Care for Animals" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Parasite Control" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="Sterilization Protocols" color="#A2D0FF" fillcolor="#E8F0FF" shape=ellipse style=filled]
+	N3 [label="Nutritional Counseling" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N4 [label="Pain Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N5 [label="Client Communication" color="#A2D0FF" fillcolor="#E8F0FF" 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="#EAEFA5" fillcolor="#FDFCEB" 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="#EDE7F6" fontname=Helvetica fontsize=10 label="Anesthesia Administration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Equine Care" color="#A2D0FF" fillcolor="#E8F0FF" shape=box style=filled]
+		nest0_1 [label="Biosecurity Measures" color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+		nest0_2 [label="Dental Care" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=vaccinates color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=tests color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=inspects color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [label=reproduces color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label=monitors color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [label=orders color="#A2D0FF" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#A2D0FF" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_141.dot b/test/graphviz/scanned_easy/graphviz_141.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eca8944d8a8fc17b5ad55906658247972678281d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_141.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=LR
+	N0 [label="Child Protection Policies" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Child Psychology Application" color="#73C6BC" fillcolor="#D0EFEE" shape=oval style=filled]
+	N2 [label="Curriculum Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N3 [label="Infant Care" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N4 [label="Staff Training and Certification" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N5 [label="Potty Training Assistance" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label="Safety Supervision" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N7 [label="Group Activities Coordination" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N8 [label="Outdoor Exploration" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N9 [label="Parent Communication" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N10 [label="Nutritional Meal Preparation" color="#FFF176" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N11 [label="Outdoor Play Supervision" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N12 [label="Special Needs Accommodation" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	S0 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#73C6BC" fillcolor="#D0EFEE" 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="Parent_Teacher Conferences" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Enrollment and Admissions" color="#FFC2C2" fillcolor="#FFEBEB" shape=oval style=filled]
+		nest0_1 [label="Early Literacy Programs" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+		nest0_2 [label="Creative Arts Activities" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+		nest0_3 [label="Individualized Attention" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=organizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=trains color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=enrolls color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N8 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [label=transports color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label=disciplines color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_142.txt b/test/graphviz/scanned_easy/graphviz_142.txt
new file mode 100644
index 0000000000000000000000000000000000000000..194e3224fe192b9a4691172d56e2a4e72f0ec2ad
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_142.txt
@@ -0,0 +1,21 @@
+<Caregiver Training, connectedTo, Health Monitoring>
+<Caregiver Training, connectedTo, Personal Care Assistance>
+<Caregiver Training, monitors, Chronic Disease Management>
+<Chronic Disease Management, connectedTo, Occupational Therapy>
+<Community Resource Connection, connectedTo, Family Communication>
+<Community Resource Connection, connectedTo, Health Monitoring>
+<Daily Living Assistance, connectedTo, Health Monitoring>
+<Family Communication, connectedTo, Personal Care Assistance>
+<Health Monitoring, connectedTo, Safety Assessments>
+<Legal Aid Referrals, connectedTo, Caregiver Training>
+<Legal Aid Referrals, connectedTo, Speech Therapy>
+<Medication Management, connectedTo, Family Communication>
+<Medication Management, partOf, Medication Management>
+<Occupational Therapy, connectedTo, Community Resource Connection>
+<Palliative Care, connectedTo, Daily Living Assistance>
+<Palliative Care, medicates, Health Monitoring>
+<Personal Care Assistance, connectedTo, Palliative Care>
+<Speech Therapy, connectedTo, Medication Management>
+<Speech Therapy, partOf, Speech Therapy>
+<Transportation Assistance, advises, Legal Aid Referrals>
+<Transportation Assistance, connectedTo, Health Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_144.dot b/test/graphviz/scanned_easy/graphviz_144.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d95f779e63856e3c7f793b81a19ba0e328e5fd29
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_144.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=BT
+	N0 [label=Companionship color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Nursing Care" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N2 [label="Safety Assessments" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N3 [label="Cognitive Stimulation Activities" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N4 [label="Legal Aid Referrals" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N5 [label="Telehealth for Seniors" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N6 [label="Long_Term Care Planning" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N7 [label="Chronic Disease Management" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	S0 [label="" color="#AABEC6" fillcolor="#E0E6E9" 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]
+	M0 [label="" color="#6EB76D" fillcolor="#E9F7E8" 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="Speech Therapy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Hospice Care Coordination" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+		nest0_1 [label="Personal Care Assistance" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+		nest0_2 [label="Community Resource Connection" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N4 [label=supports color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [label=monitors color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [label=prevents color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_144.txt b/test/graphviz/scanned_easy/graphviz_144.txt
new file mode 100644
index 0000000000000000000000000000000000000000..266683fb9e7a251cfff31fa866c567428f9a33e0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_144.txt
@@ -0,0 +1,20 @@
+<Cognitive Stimulation Activities, connectedTo, Legal Aid Referrals>
+<Cognitive Stimulation Activities, connectedTo, Telehealth for Seniors>
+<Cognitive Stimulation Activities, monitors, Chronic Disease Management>
+<Cognitive Stimulation Activities, plans, Long_Term Care Planning>
+<Community Resource Connection, partOf, Community Resource Connection>
+<Community Resource Connection, supports, Legal Aid Referrals>
+<Companionship, connectedTo, Nursing Care>
+<Hospice Care Coordination, connectedTo, Personal Care Assistance>
+<Hospice Care Coordination, partOf, Hospice Care Coordination>
+<Legal Aid Referrals, connectedTo, Telehealth for Seniors>
+<Long_Term Care Planning, connectedTo, Chronic Disease Management>
+<Long_Term Care Planning, connectedTo, Hospice Care Coordination>
+<Nursing Care, connectedTo, Chronic Disease Management>
+<Nursing Care, connectedTo, Legal Aid Referrals>
+<Nursing Care, reports, Safety Assessments>
+<Personal Care Assistance, connectedTo, Community Resource Connection>
+<Personal Care Assistance, partOf, Personal Care Assistance>
+<Safety Assessments, connectedTo, Cognitive Stimulation Activities>
+<Safety Assessments, prevents, Long_Term Care Planning>
+<Telehealth for Seniors, connectedTo, Long_Term Care Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_145.dot b/test/graphviz/scanned_easy/graphviz_145.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4b02049f004b645ef6f672a37e90ddd3e750e3f0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_145.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=RL
+	N0 [label="Early Warning Systems" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Logistics and Supply Chain" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N2 [label="Infrastructure Repair" color="#EAEFA5" fillcolor="#FDFCEB" shape=plaintext style=filled]
+	N3 [label="Policy and Legislation Review" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N4 [label="Economic Recovery Initiatives" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N5 [label="Drone Deployment for Assessment" color="#FFEB3B" fillcolor="#FFF9C4" shape=Mdiamond style=filled]
+	N6 [label="Environmental Remediation" color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N7 [label="Hazard Identification" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N8 [label="Emergency Drills and Exercises" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+	N9 [label="Vulnerability Analysis" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N10 [label="Cash Transfer Programs" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N11 [label="Public Awareness Campaigns" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N12 [label="Psychosocial Support" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	S0 [label="" color="#FFEB3B" fillcolor="#FFF9C4" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#AF56A6" fillcolor="#DDCEDD" 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="Satellite Imagery Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Community Preparedness" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+		nest0_1 [label="Risk Assessment" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label=rescues color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=secures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=trains color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=treats color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFEB3B" 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 [label=locates color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label=donates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_147.dot b/test/graphviz/scanned_easy/graphviz_147.dot
new file mode 100644
index 0000000000000000000000000000000000000000..85906b87a3d410f0a2815df675b2f30f9c8cf011
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_147.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=LR
+	N0 [label="Hazard Identification" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N1 [label="Environmental Remediation" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N2 [label="Emergency Response" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N3 [label="Logistics and Supply Chain" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+	N4 [label="Early Warning Systems" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N5 [label="Communication Protocols" color="#8C9EFF" fillcolor="#D3D7EB" shape=octagon style=filled]
+	N6 [label="Vulnerability Analysis" color="#FFCC80" fillcolor="#FFF0CC" shape=hexagon style=filled]
+	N7 [label="Volunteer Coordination" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N8 [label="Incident Command System" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N9 [label="Shelter Management" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+	N10 [label="Public Awareness Campaigns" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	S0 [label="" color="#FFCC80" fillcolor="#FFF0CC" 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="#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="Resilience Building" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Damage Assessment" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest0_1 [label="Recovery Planning" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=simulates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=alerts color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=maps color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=rebuilds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [label=donates color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N3 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [label=treats color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [label=reports color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label=audits color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	M0 -> N9 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N8 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_148.dot b/test/graphviz/scanned_easy/graphviz_148.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a1c0035dde944e3ff6c13f35d155172c23417ad1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_148.dot
@@ -0,0 +1,50 @@
+digraph {
+	rankdir=LR
+	N0 [label="Counter_Terrorism Operations" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Defense Procurement" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N2 [label="Medical Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=octagon style=filled]
+	N3 [label="Logistics Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N4 [label="Peacekeeping Missions" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N5 [label="Operations Planning" color="#AB47BC" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N6 [label="Personnel Management" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N7 [label=Targeting color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N8 [label="Military Strategy Development" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N9 [label=Reconnaissance color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N10 [label="Intelligence Gathering" color="#AB47BC" fillcolor="#F3E5F5" shape=octagon style=filled]
+	N11 [label="Weapon Systems Development" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N12 [label="Military Law" color="#AB47BC" fillcolor="#F3E5F5" shape=box style=filled]
+	N13 [label="Chaplain Services" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	S0 [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="Equipment Maintenance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Surveillance color="#4FC3F7" fillcolor="#E1F5FE" shape=octagon style=filled]
+		nest0_1 [label="Air Operations" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+		nest0_2 [label=Demobilization color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label=commands color="#FFA726" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=interdicts color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=disarms color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	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=dashed]
+	N5 -> N6 [label=surveys color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=negotiates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N4 [label=maintains color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#AB47BC" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	M1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_148.txt b/test/graphviz/scanned_easy/graphviz_148.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0ca9f6ec4e4aeb7f8dfc7053ee166183ec149134
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_148.txt
@@ -0,0 +1,25 @@
+<Air Operations, commands, Demobilization>
+<Air Operations, partOf, Air Operations>
+<Counter_Terrorism Operations, connectedTo, Operations Planning>
+<Counter_Terrorism Operations, interdicts, Defense Procurement>
+<Defense Procurement, connectedTo, Operations Planning>
+<Defense Procurement, disarms, Medical Support>
+<Demobilization, connectedTo, Surveillance>
+<Demobilization, maintains, Peacekeeping Missions>
+<Demobilization, partOf, Demobilization>
+<Intelligence Gathering, connectedTo, Weapon Systems Development>
+<Logistics Support, connectedTo, Peacekeeping Missions>
+<Medical Support, connectedTo, Logistics Support>
+<Military Law, negotiates, Chaplain Services>
+<Military Strategy Development, connectedTo, Reconnaissance>
+<Operations Planning, connectedTo, Surveillance>
+<Operations Planning, surveys, Personnel Management>
+<Peacekeeping Missions, connectedTo, Chaplain Services>
+<Peacekeeping Missions, connectedTo, Military Law>
+<Peacekeeping Missions, connectedTo, Operations Planning>
+<Personnel Management, connectedTo, Targeting>
+<Reconnaissance, connectedTo, Intelligence Gathering>
+<Surveillance, connectedTo, Air Operations>
+<Surveillance, partOf, Surveillance>
+<Targeting, connectedTo, Military Strategy Development>
+<Weapon Systems Development, connectedTo, Military Law>
diff --git a/test/graphviz/scanned_easy/graphviz_149.dot b/test/graphviz/scanned_easy/graphviz_149.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6e5585fcc4c6190bc1d5ba7405292a15d4744cc4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_149.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=TD
+	N0 [label="Naval Operations" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label=Reconnaissance color="#FF8A65" fillcolor="#FBE9E7" shape=octagon style=filled]
+	N2 [label="Logistics Support" color="#8C9EFF" fillcolor="#D3D7EB" shape=plaintext style=filled]
+	N3 [label="Chaplain Services" color="#FFE69C" fillcolor="#FFF9D4" shape=oval style=filled]
+	N4 [label="Operations Planning" color="#FFE69C" fillcolor="#FFF9D4" shape=octagon style=filled]
+	N5 [label="Cyber Warfare Operations" color="#FFE69C" fillcolor="#FFF9D4" shape=diamond style=filled]
+	N6 [label="Equipment Maintenance" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	S1 [label="" color="#FF8A65" fillcolor="#FBE9E7" 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="#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="Defense Procurement" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Family Support Programs" color="#8C9EFF" fillcolor="#D3D7EB" shape=box style=filled]
+		nest0_1 [label="Combat Operations" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+		nest0_2 [label="Counter_Terrorism Operations" color="#FF8A65" fillcolor="#FBE9E7" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [label=plans color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=reconnoiters color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=logistics color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=coordinates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=protects color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=commands color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S1 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [label=recruits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#8C9EFF" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	M1 -> N5 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_15.dot b/test/graphviz/scanned_easy/graphviz_15.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c6f6e003e2dd1f9f7fd1538fbcad603b430e8757
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_15.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=BT
+	N0 [label="Broadcast Scheduling" color="#B8C0F5" fillcolor="#ECF0FD" shape=ellipse style=filled]
+	N1 [label="Casting Call" color="#00BCD4" fillcolor="#B2EBF2" shape=octagon style=filled]
+	N2 [label="Scene Shooting" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N3 [label="Talent Management" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N4 [label="Red Carpet Event" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N5 [label="Premiere Event" color="#00BCD4" fillcolor="#B2EBF2" shape=hexagon style=filled]
+	N6 [label="Post_Production Audio Mixing" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N7 [label="Animation Production" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N8 [label="Footage Review" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N9 [label="Trailer Production" color="#B8C0F5" fillcolor="#ECF0FD" shape=hexagon style=filled]
+	N10 [label="Location Scouting" color="#B8C0F5" fillcolor="#ECF0FD" shape=box style=filled]
+	N11 [label="Fan Engagement Strategy" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=manages color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=composes color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=casts color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=innovates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=animates color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#B8C0F5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N11 [label="responds to" color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_15.txt b/test/graphviz/scanned_easy/graphviz_15.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6aa9fe4dddc7541b840ba1e94422671fff5235b3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_15.txt
@@ -0,0 +1,12 @@
+<Animation Production, connectedTo, Footage Review>
+<Broadcast Scheduling, connectedTo, Casting Call>
+<Casting Call, manages, Scene Shooting>
+<Footage Review, connectedTo, Trailer Production>
+<Location Scouting, connectedTo, Fan Engagement Strategy>
+<Post_Production Audio Mixing, animates, Animation Production>
+<Premiere Event, innovates, Post_Production Audio Mixing>
+<Red Carpet Event, casts, Premiere Event>
+<Scene Shooting, connectedTo, Talent Management>
+<Talent Management, composes, Red Carpet Event>
+<Trailer Production, connectedTo, Location Scouting>
+<Trailer Production, responds to, Fan Engagement Strategy>
diff --git a/test/graphviz/scanned_easy/graphviz_152.dot b/test/graphviz/scanned_easy/graphviz_152.dot
new file mode 100644
index 0000000000000000000000000000000000000000..13d0666f7161949f3349f54d83d569f623977d1b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_152.dot
@@ -0,0 +1,38 @@
+digraph {
+	rankdir=TD
+	N0 [label="Navigation System Check" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Unmanned Aerial Vehicle Integration" color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N2 [label="Air Cargo Logistics" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N3 [label="Delay Management" color="#DCE775" fillcolor="#FCFCE7" shape=plaintext style=filled]
+	N4 [label="Aircraft Manufacturing" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+	N5 [label="Airport Operations" color="#73C6BC" fillcolor="#D0EFEE" shape=hexagon style=filled]
+	N6 [label="Gate Assignment" color="#73C6BC" fillcolor="#D0EFEE" 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="#A1887F" fillcolor="#EFEBE9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [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="#E0F2F1" fontname=Helvetica fontsize=10 label="Air Traffic Control" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Airworthiness Certification" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+		nest0_1 [label="Route Optimization" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=investigates color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=boards color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=navigates color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [label=inspects color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N1 [label=tests color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [label=services color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_153.txt b/test/graphviz/scanned_easy/graphviz_153.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d0215940845fae9b6cb6643b2d1a9a1f1d753e43
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_153.txt
@@ -0,0 +1,28 @@
+<Air Cargo Logistics, connectedTo, Ground Support>
+<Aircraft Maintenance, connectedTo, Baggage Handling>
+<Aircraft Manufacturing, connectedTo, Passenger Boarding>
+<Aircraft Manufacturing, partOf, Aircraft Manufacturing>
+<Airspace Management, documents, Aircraft Manufacturing>
+<Airspace Management, partOf, Airspace Management>
+<Avionics Repair, checks, Baggage Handling>
+<Avionics Repair, connectedTo, Engine Overhaul>
+<Avionics Repair, connectedTo, Pilot Training>
+<Avionics Repair, regulates, Airport Operations>
+<Baggage Handling, connectedTo, Pilot Training>
+<Baggage Handling, connectedTo, Regulatory Compliance>
+<Engine Overhaul, connectedTo, Baggage Handling>
+<Engine Overhaul, connectedTo, Fueling Operations>
+<Engine Overhaul, connectedTo, Ground Support>
+<Engine Overhaul, connectedTo, Pilot Training>
+<Engine Overhaul, guides, Air Cargo Logistics>
+<Flight Simulation, connectedTo, Pilot Training>
+<Fueling Operations, connectedTo, Aircraft Maintenance>
+<Fueling Operations, connectedTo, Baggage Handling>
+<Ground Support, boards, Airspace Management>
+<Ground Support, connectedTo, Airport Operations>
+<Passenger Boarding, audits, Runway Management>
+<Passenger Boarding, partOf, Passenger Boarding>
+<Pilot Training, connectedTo, Air Cargo Logistics>
+<Regulatory Compliance, connectedTo, Flight Simulation>
+<Runway Management, connectedTo, Pilot Training>
+<Runway Management, partOf, Runway Management>
diff --git a/test/graphviz/scanned_easy/graphviz_155.txt b/test/graphviz/scanned_easy/graphviz_155.txt
new file mode 100644
index 0000000000000000000000000000000000000000..de7c18bb32c67455fd69b5c61d2476e739cdb3eb
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_155.txt
@@ -0,0 +1,22 @@
+<Celestial Navigation, connectedTo, Map Display>
+<Celestial Navigation, partOf, Celestial Navigation>
+<Cycle Route Planning, connectedTo, Topographic Mapping>
+<Cycle Route Planning, leads, Reverse Geocoding>
+<Cycle Route Planning, orients, Location_Based Services>
+<Digital Compass Integration, connectedTo, GPS Positioning>
+<Digital Compass Integration, validates, Reverse Geocoding>
+<GPS Positioning, connectedTo, Topographic Mapping>
+<Geofencing, connectedTo, GPS Positioning>
+<Geofencing, predicts, Digital Compass Integration>
+<Inertial Navigation System, connectedTo, Geofencing>
+<Inertial Navigation System, connectedTo, Waypoint Setting>
+<Location_Based Services, connectedTo, Geofencing>
+<Map Display, connectedTo, Digital Compass Integration>
+<Map Display, partOf, Map Display>
+<Marine Charting, connectedTo, Public Transit Navigation>
+<Public Transit Navigation, displays, Geofencing>
+<Public Transit Navigation, updates, Cycle Route Planning>
+<Real_Time Re_routing, connectedTo, GPS Positioning>
+<Reverse Geocoding, connectedTo, Real_Time Re_routing>
+<Reverse Geocoding, syncs, Celestial Navigation>
+<Waypoint Setting, processes, Marine Charting>
diff --git a/test/graphviz/scanned_easy/graphviz_156.dot b/test/graphviz/scanned_easy/graphviz_156.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c647f6a167e48bab40a618685ce2be3cf84507df
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_156.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=RL
+	N0 [label="Bearing and Distance Calculation" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Altitude Tracking" color="#BCB88A" fillcolor="#F5F5DC" shape=folder style=filled]
+	N2 [label="Points of Interest Search" color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+	N3 [label="GPS Positioning" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N4 [label="Navigation Data Update" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N5 [label="Indoor Navigation" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N6 [label="Voice Guidance Customization" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N7 [label="ETA Estimation" 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]
+	S1 [label="" color="#BCB88A" fillcolor="#F5F5DC" 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]
+	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="Real_Time Re_routing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Geofencing color="#4CAF50" fillcolor="#C8E6C9" shape=box style=filled]
+		nest0_1 [label="Digital Compass Integration" color="#BCB88A" fillcolor="#F5F5DC" shape=Mdiamond style=filled]
+		nest0_2 [label="Hazard Alerts" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+		nest0_0 -> nest0_1 [label=integrates color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=leads color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=predicts color="#4CAF50" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#4CAF50" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#BCB88A" 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_158.txt b/test/graphviz/scanned_easy/graphviz_158.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fbbd9179334f59957390de3322397e3747c73868
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_158.txt
@@ -0,0 +1,22 @@
+<3D Printed Tooling, connectedTo, Construction 3D Printing>
+<3D Printed Tooling, connectedTo, Material Research and Development>
+<3D Printed Tooling, connectedTo, Reverse Engineering with 3D Printing>
+<Construction 3D Printing, connectedTo, Prototyping>
+<Construction 3D Printing, customizes, Support Structure Design>
+<Distributed Manufacturing, connectedTo, Intellectual Property Protection for Designs>
+<Intellectual Property Protection for Designs, engineers, Construction 3D Printing>
+<Maintenance and Repair of Printers, connectedTo, Distributed Manufacturing>
+<Mass Customization, connectedTo, Print Farm Management>
+<Mass Customization, partOf, Mass Customization>
+<Material Research and Development, connectedTo, Reverse Engineering with 3D Printing>
+<Medical Device Prototyping, manufactures, Quality Control>
+<Post_Processing, connectedTo, Medical Device Prototyping>
+<Post_Processing, materials, Reverse Engineering with 3D Printing>
+<Print Farm Management, partOf, Print Farm Management>
+<Print Farm Management, tests, Material Research and Development>
+<Printing Process, slices, Maintenance and Repair of Printers>
+<Prototyping, connectedTo, Scaffolding for Tissue Engineering>
+<Quality Control, secures, 3D Printed Tooling>
+<Reverse Engineering with 3D Printing, connectedTo, Printing Process>
+<Support Structure Design, connectedTo, Mass Customization>
+<Support Structure Design, partOf, Support Structure Design>
diff --git a/test/graphviz/scanned_easy/graphviz_159.txt b/test/graphviz/scanned_easy/graphviz_159.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c6aa17d94f61070f4a2f91baa365538ae355e17e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_159.txt
@@ -0,0 +1,20 @@
+<Aerospace Part Production, connectedTo, Prototyping>
+<Aerospace Part Production, connectedTo, Stereolithography>
+<Consumer Product Creation, connectedTo, Support Structure Design>
+<Consumer Product Creation, partOf, Consumer Product Creation>
+<On_Demand Production, connectedTo, Aerospace Part Production>
+<On_Demand Production, connectedTo, Stereolithography>
+<Post_Processing, connectedTo, On_Demand Production>
+<Post_Processing, connectedTo, Stereolithography>
+<Post_Processing, connectedTo, Support Structure Design>
+<Post_Processing, innovates, Prototyping>
+<Post_Processing, models, Aerospace Part Production>
+<Printing Process, connectedTo, Reverse Engineering with 3D Printing>
+<Printing Process, partOf, Printing Process>
+<Prototyping, connectedTo, Quality Control>
+<Prototyping, connectedTo, Stereolithography>
+<Quality Control, controls, Printing Process>
+<Quality Control, partOf, Quality Control>
+<Reverse Engineering with 3D Printing, partOf, Reverse Engineering with 3D Printing>
+<Reverse Engineering with 3D Printing, processes, Consumer Product Creation>
+<Stereolithography, scans, Support Structure Design>
diff --git a/test/graphviz/scanned_easy/graphviz_16.dot b/test/graphviz/scanned_easy/graphviz_16.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3e34fb2dcde0cec45ddd91e7b693965d4719cddd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_16.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Groundwater Monitoring" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N1 [label="Air Quality Monitoring" color="#388E3C" fillcolor="#F1F8E9" shape=folder style=filled]
+	N2 [label="Coastal Erosion Control" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N3 [label="Environmental Education Programs" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N4 [label="Water Sampling" color="#F44336" fillcolor="#FFCDD2" shape=plaintext style=filled]
+	N5 [label="Environmental Research" color="#388E3C" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N6 [label="Carbon Footprint Calculation" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N7 [label="Waste Water Treatment" color="#388E3C" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N8 [label="Sustainable Agriculture Practices" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N9 [label="Resource Tracking" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N10 [label="Public Awareness Campaign" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N11 [label="Ecological Footprint Analysis" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N0 -> N1 [label=detects color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=inspects color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=permits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=surveys color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=reports color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=restores color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N2 [label=develops color="#388E3C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_16.txt b/test/graphviz/scanned_easy/graphviz_16.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4c01f4210d0407ef102308b7405e5f4353512dce
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_16.txt
@@ -0,0 +1,12 @@
+<Air Quality Monitoring, inspects, Coastal Erosion Control>
+<Carbon Footprint Calculation, surveys, Waste Water Treatment>
+<Coastal Erosion Control, connectedTo, Environmental Education Programs>
+<Environmental Education Programs, connectedTo, Water Sampling>
+<Environmental Research, connectedTo, Carbon Footprint Calculation>
+<Groundwater Monitoring, detects, Air Quality Monitoring>
+<Public Awareness Campaign, restores, Ecological Footprint Analysis>
+<Resource Tracking, connectedTo, Public Awareness Campaign>
+<Sustainable Agriculture Practices, develops, Coastal Erosion Control>
+<Sustainable Agriculture Practices, reports, Resource Tracking>
+<Waste Water Treatment, connectedTo, Sustainable Agriculture Practices>
+<Water Sampling, permits, Environmental Research>
diff --git a/test/graphviz/scanned_easy/graphviz_161.dot b/test/graphviz/scanned_easy/graphviz_161.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44fe87a541ab81391bd98015140e578d2dd796e5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_161.dot
@@ -0,0 +1,46 @@
+digraph {
+	rankdir=LR
+	N0 [label="Energy Storage Applications" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Nanoparticle Characterization" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N2 [label="Nanodevice Fabrication" color="#7986CB" fillcolor="#E8EAF6" shape=Mdiamond style=filled]
+	N3 [label="Environmental Remediation with Nanomaterials" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N4 [label=Nanocoatings color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N5 [label=Biosensors color="#7986CB" fillcolor="#E8EAF6" shape=octagon style=filled]
+	N6 [label="Quantum Dots" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N7 [label="X_ray Diffraction" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+	N8 [label="Lab_on_a_Chip Devices" color="#607D8B" fillcolor="#CFD8DC" shape=Mdiamond style=filled]
+	N9 [label="Quantum Computing Integration" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N10 [label=Spectroscopy color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N11 [label="Nanofabrication Techniques" color="#D2D2D2" fillcolor="#F0F0F0" shape=box style=filled]
+	N12 [label="Molecular Self_Assembly" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	S0 [label="" color="#607D8B" fillcolor="#CFD8DC" 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="#E8F5E9" fontname=Helvetica fontsize=10 label=Nanoelectronics labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Surface Functionalization" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+		nest0_1 [label="Advanced Materials Research" color="#7986CB" fillcolor="#E8EAF6" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=analyzes color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=modifies color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=monitors color="#7986CB" 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]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label=visualizes color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N11 -> nest0_0 [label=applies color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N1 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [label=engineers color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N10 -> M1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N12 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_162.dot b/test/graphviz/scanned_easy/graphviz_162.dot
new file mode 100644
index 0000000000000000000000000000000000000000..759b14dd2ff261e644bec50adafbb89c39088caf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_162.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=RL
+	N0 [label="Nanomedicine Development" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label=Photovoltaics color="#673AB7" fillcolor="#D1C4E9" shape=plaintext style=filled]
+	N2 [label="Risk Assessment of Nanomaterials" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N3 [label="Atomic Force Microscopy" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+	N4 [label=Nanosensors color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N5 [label=Nanocomposites color="#673AB7" fillcolor="#D1C4E9" shape=oval style=filled]
+	N6 [label="Ethical Implications of Nanotech" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Graphene Production" color="#DCE775" fillcolor="#F9FBE7" shape=Mdiamond style=filled]
+	N8 [label="Drug Delivery Systems" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S1 [label="" color="#FFDA4E" fillcolor="#FFE88D" 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]
+	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=Spintronics labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Public Perception of Nanotechnology" color="#FFDA4E" fillcolor="#FFE88D" shape=oval style=filled]
+		nest0_1 [label="Quantum Dots" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+		nest0_2 [label="Energy Storage Applications" color="#DCE775" fillcolor="#F9FBE7" shape=hexagon style=filled]
+		nest0_3 [label="Nanoscale Imaging" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [label=designs color="#673AB7" 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=purifies color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N2 [label=deposits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [label=delivers color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_164.dot b/test/graphviz/scanned_easy/graphviz_164.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f776e97d52e681c7c55f9c67c165e7c82dd1d5b1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_164.dot
@@ -0,0 +1,50 @@
+digraph {
+	rankdir=RL
+	N0 [label="Laser Cooling for Ions" color="#FFDA4E" fillcolor="#FFE88D" shape=ellipse style=filled]
+	N1 [label="Quantum Supremacy Claims" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N2 [label="Quantum Circuit Design" color="#FFDA4E" fillcolor="#FFE88D" shape=hexagon style=filled]
+	N3 [label="Quantum Machine Learning" color="#CDDC39" fillcolor="#E6EE9C" shape=oval style=filled]
+	N4 [label="Trapped Ion Qubits" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N5 [label="Quantum Teleportation Research" color="#2196F3" fillcolor="#BBDEFB" shape=Mdiamond style=filled]
+	N6 [label="Quantum Software Development Kit" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N7 [label="Interfacing Classical and Quantum Computers" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N8 [label="Optimization Problems with Quantum Annealing" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N9 [label="Financial Modeling with Quantum Computing" color="#2196F3" fillcolor="#BBDEFB" 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="#CDDC39" fillcolor="#E6EE9C" 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="#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="#E3F2FD" fontname=Helvetica fontsize=10 label="Topological Qubits" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Quantum Annealing" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+		nest0_1 [label="Vacuum Systems for Trapped Ions" color="#FFDA4E" fillcolor="#FFE88D" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=optimizes color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=verifies color="#FFDA4E" 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]
+	N5 -> nest0_0 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N7 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N0 -> S0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	S0 -> N2 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [label=downloads color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label=shares color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label=measures color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_164.txt b/test/graphviz/scanned_easy/graphviz_164.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3e8c8fa90b10305cc49cf89139745f15bd6fc832
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_164.txt
@@ -0,0 +1,24 @@
+<Interfacing Classical and Quantum Computers, connectedTo, Optimization Problems with Quantum Annealing>
+<Laser Cooling for Ions, connectedTo, Interfacing Classical and Quantum Computers>
+<Laser Cooling for Ions, connectedTo, Quantum Circuit Design>
+<Laser Cooling for Ions, connectedTo, Quantum Machine Learning>
+<Laser Cooling for Ions, connectedTo, Quantum Supremacy Claims>
+<Laser Cooling for Ions, connectedTo, Trapped Ion Qubits>
+<Optimization Problems with Quantum Annealing, connectedTo, Financial Modeling with Quantum Computing>
+<Quantum Annealing, connectedTo, Vacuum Systems for Trapped Ions>
+<Quantum Annealing, partOf, Quantum Annealing>
+<Quantum Circuit Design, connectedTo, Quantum Machine Learning>
+<Quantum Circuit Design, connectedTo, Trapped Ion Qubits>
+<Quantum Circuit Design, measures, Trapped Ion Qubits>
+<Quantum Machine Learning, connectedTo, Trapped Ion Qubits>
+<Quantum Software Development Kit, verifies, Interfacing Classical and Quantum Computers>
+<Quantum Supremacy Claims, connectedTo, Quantum Circuit Design>
+<Quantum Supremacy Claims, connectedTo, Trapped Ion Qubits>
+<Quantum Supremacy Claims, shares, Trapped Ion Qubits>
+<Quantum Teleportation Research, connectedTo, Interfacing Classical and Quantum Computers>
+<Quantum Teleportation Research, connectedTo, Quantum Annealing>
+<Quantum Teleportation Research, downloads, Financial Modeling with Quantum Computing>
+<Quantum Teleportation Research, optimizes, Quantum Software Development Kit>
+<Trapped Ion Qubits, connectedTo, Quantum Teleportation Research>
+<Vacuum Systems for Trapped Ions, connectedTo, Interfacing Classical and Quantum Computers>
+<Vacuum Systems for Trapped Ions, partOf, Vacuum Systems for Trapped Ions>
diff --git a/test/graphviz/scanned_easy/graphviz_166.dot b/test/graphviz/scanned_easy/graphviz_166.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0718962a168163ca5f4d9377943c2daa5bdd1441
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_166.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=TD
+	N0 [label="Cloud_based AR or VR Rendering" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Hand Tracking and Interaction" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N2 [label="Immersive Storytelling" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="3D Model Creation" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N4 [label="Virtual Showrooms" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N5 [label="Software Development Kit Integration" color="#F44336" fillcolor="#FFCDD2" shape=octagon style=filled]
+	N6 [label="Data Visualization in AR or VR" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N7 [label="Eye Tracking" color="#F44336" fillcolor="#FFCDD2" shape=hexagon style=filled]
+	N8 [label="Neuro_VR Interfaces" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N9 [label="Haptic Feedback Integration" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	S0 [label="" color="#F44336" fillcolor="#FFCDD2" 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="#FFF3E0" fontname=Helvetica fontsize=10 label="Training Simulations" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Spatial Audio Implementation" color="#7986CB" fillcolor="#E8EAF6" shape=hexagon style=filled]
+		nest0_1 [label="Ethical Considerations in AR or VR" color="#7986CB" fillcolor="#E8EAF6" shape=diamond style=filled]
+		nest0_2 [label="Content Creation for AR or VR" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_3 [label="Tracking System Calibration" color="#E91E63" fillcolor="#FCE4EC" shape=oval style=filled]
+		nest0_0 -> nest0_1 [label=entertains color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=personalizes color="#E91E63" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=creates color="#F44336" 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="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=builds color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=displays color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N6 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N1 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_166.txt b/test/graphviz/scanned_easy/graphviz_166.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4b6682230c4382c6fa378c916bf41c2e69f0d117
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_166.txt
@@ -0,0 +1,22 @@
+<3D Model Creation, builds, Virtual Showrooms>
+<Cloud_based AR or VR Rendering, connectedTo, 3D Model Creation>
+<Cloud_based AR or VR Rendering, connectedTo, Hand Tracking and Interaction>
+<Content Creation for AR or VR, creates, Tracking System Calibration>
+<Content Creation for AR or VR, partOf, Content Creation for AR or VR>
+<Data Visualization in AR or VR, connectedTo, Eye Tracking>
+<Data Visualization in AR or VR, connectedTo, Spatial Audio Implementation>
+<Ethical Considerations in AR or VR, partOf, Ethical Considerations in AR or VR>
+<Ethical Considerations in AR or VR, personalizes, Content Creation for AR or VR>
+<Eye Tracking, connectedTo, Neuro_VR Interfaces>
+<Hand Tracking and Interaction, connectedTo, 3D Model Creation>
+<Hand Tracking and Interaction, connectedTo, Immersive Storytelling>
+<Immersive Storytelling, connectedTo, 3D Model Creation>
+<Immersive Storytelling, connectedTo, Data Visualization in AR or VR>
+<Immersive Storytelling, connectedTo, Neuro_VR Interfaces>
+<Neuro_VR Interfaces, connectedTo, Haptic Feedback Integration>
+<Software Development Kit Integration, connectedTo, Data Visualization in AR or VR>
+<Spatial Audio Implementation, entertains, Ethical Considerations in AR or VR>
+<Spatial Audio Implementation, partOf, Spatial Audio Implementation>
+<Tracking System Calibration, connectedTo, Hand Tracking and Interaction>
+<Tracking System Calibration, partOf, Tracking System Calibration>
+<Virtual Showrooms, displays, Software Development Kit Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_167.txt b/test/graphviz/scanned_easy/graphviz_167.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5e00845d18af64e7c5c230431bb4777cdc95a2c0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_167.txt
@@ -0,0 +1,25 @@
+<3D Model Creation, calibrates, Augmented Reality App Development>
+<Augmented Reality App Development, deploys, Cloud_based AR or VR Rendering>
+<Data Visualization in AR or VR, connectedTo, Wearable AR Devices>
+<Data Visualization in AR or VR, monitors, Virtual Tourism Experiences>
+<Haptic Feedback Integration, connectedTo, Industrial Maintenance Support>
+<Haptic Feedback Integration, connectedTo, Wearable AR Devices>
+<Industrial Maintenance Support, projects, User Experience Testing>
+<Neuro_VR Interfaces, connectedTo, 3D Model Creation>
+<Remote Collaboration Tools, connectedTo, Cloud_based AR or VR Rendering>
+<Remote Collaboration Tools, partOf, Remote Collaboration Tools>
+<Spatial Audio Implementation, connectedTo, Augmented Reality App Development>
+<Spatial Audio Implementation, connectedTo, Data Visualization in AR or VR>
+<Spatial Audio Implementation, connectedTo, Neuro_VR Interfaces>
+<Spatial Audio Implementation, connectedTo, Wearable AR Devices>
+<Spatial Audio Implementation, interacts, Tracking System Calibration>
+<Tracking System Calibration, connectedTo, Neuro_VR Interfaces>
+<Training Simulations, connectedTo, Cloud_based AR or VR Rendering>
+<Training Simulations, connectedTo, Wearable AR Devices>
+<Training Simulations, designs, Spatial Audio Implementation>
+<Training Simulations, educates, Neuro_VR Interfaces>
+<User Experience Testing, connectedTo, Training Simulations>
+<User Experience Testing, connectedTo, Wearable AR Devices>
+<Virtual Tourism Experiences, partOf, Virtual Tourism Experiences>
+<Virtual Tourism Experiences, visualizes, Remote Collaboration Tools>
+<Wearable AR Devices, connectedTo, Tracking System Calibration>
diff --git a/test/graphviz/scanned_easy/graphviz_168.dot b/test/graphviz/scanned_easy/graphviz_168.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3186c1f0ee2411ff254b0120c3bb48d871173a76
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_168.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=TD
+	N0 [label="Gesture Recognition" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N1 [label="Educational Content Development" color="#E91E63" fillcolor="#F8BBD0" shape=octagon style=filled]
+	N2 [label="Neuro_VR Interfaces" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N3 [label="Virtual Reality Game Development" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N4 [label="Haptic Feedback Integration" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N5 [label="Ethical Considerations in AR or VR" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N6 [label="Headset Development" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N7 [label="Performance Optimization" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	S0 [label="" color="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [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="User Experience Testing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Retail Experience Enhancement" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest0_1 [label="Virtual Showrooms" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+		nest0_2 [label="Eye Tracking" color="#4DD0E1" fillcolor="#C9F0F0" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label=entertains color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=designs color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=visualizes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=deploys color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=collaborates color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [label=calibrates color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N4 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_17.dot b/test/graphviz/scanned_easy/graphviz_17.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a0ec7f917f401dfae91ce0072a4815db14f9d9e4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_17.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=TD
+	N0 [label="Public Works Maintenance" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Compliance Checking" color="#82DAFF" fillcolor="#C8EDFF" shape=plaintext style=filled]
+	N2 [label="Public Health Initiative" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N3 [label="Vehicle Registration" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+	N4 [label="Citizen Feedback" color="#FFB74D" fillcolor="#FFF3E0" shape=plaintext style=filled]
+	N5 [label="Emergency Preparedness" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N6 [label="Census Collection" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+	N7 [label="Legislation Review" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N8 [label="Urban Planning" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N9 [label="Open Government Data Initiative" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N0 -> N1 [label=drafts color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=engages color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=enacts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=inspects color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=plans color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N6 [label=governs color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_17.txt b/test/graphviz/scanned_easy/graphviz_17.txt
new file mode 100644
index 0000000000000000000000000000000000000000..75f2ad282407b73f9db58926d51420d4d630bca7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_17.txt
@@ -0,0 +1,10 @@
+<Census Collection, inspects, Legislation Review>
+<Citizen Feedback, connectedTo, Emergency Preparedness>
+<Compliance Checking, engages, Public Health Initiative>
+<Emergency Preparedness, connectedTo, Census Collection>
+<Legislation Review, connectedTo, Urban Planning>
+<Public Health Initiative, enacts, Vehicle Registration>
+<Public Health Initiative, governs, Census Collection>
+<Public Works Maintenance, drafts, Compliance Checking>
+<Urban Planning, plans, Open Government Data Initiative>
+<Vehicle Registration, connectedTo, Citizen Feedback>
diff --git a/test/graphviz/scanned_easy/graphviz_170.dot b/test/graphviz/scanned_easy/graphviz_170.dot
new file mode 100644
index 0000000000000000000000000000000000000000..48fff250ee6c538c06caad69fdd89fcb4a070d82
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_170.dot
@@ -0,0 +1,48 @@
+digraph {
+	rankdir=RL
+	N0 [label="Marketing and Promotion" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N1 [label="Character Design" color="#388E3C" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+	N2 [label="Quality Assurance Testing" color="#388E3C" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N3 [label="Community Management" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N4 [label="Physics Simulation" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N5 [label="Game Design" color="#FFE470" fillcolor="#FFFAE0" shape=parallelogram style=filled]
+	N6 [label="Anti_Cheat Development" color="#FFE470" fillcolor="#FFFAE0" shape=octagon style=filled]
+	N7 [label="Network Code Optimization" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N8 [label=Programming color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N9 [label=Localization color="#388E3C" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N10 [label="Art Direction" color="#7986CB" fillcolor="#E8EAF6" shape=oval style=filled]
+	N11 [label="Game Publishing" color="#FFE470" fillcolor="#FFFAE0" shape=folder style=filled]
+	N12 [label="Engine Development" color="#FFE470" fillcolor="#FFFAE0" shape=octagon style=filled]
+	N13 [label="Player Progression Systems" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	S0 [label="" color="#388E3C" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#388E3C" 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="#E3F2FD" fontname=Helvetica fontsize=10 label="AI Behavior Programming" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="User Interface Design" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+		nest0_1 [label="User Experience Design" color="#388E3C" fillcolor="#F1F8E9" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=engages color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=localizes color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=programs color="#388E3C" 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]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label=markets color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=narrates color="#7986CB" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N11 [label=leads color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [label=animates color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N10 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N10 [color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_170.txt b/test/graphviz/scanned_easy/graphviz_170.txt
new file mode 100644
index 0000000000000000000000000000000000000000..733d3a4d18d37e1aaaa7b8fbc8391ff15eb9cf55
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_170.txt
@@ -0,0 +1,23 @@
+<Anti_Cheat Development, animates, Player Progression Systems>
+<Anti_Cheat Development, connectedTo, Engine Development>
+<Anti_Cheat Development, localizes, Network Code Optimization>
+<Art Direction, connectedTo, Game Publishing>
+<Character Design, connectedTo, Quality Assurance Testing>
+<Community Management, connectedTo, Art Direction>
+<Community Management, connectedTo, Physics Simulation>
+<Engine Development, narrates, Player Progression Systems>
+<Game Design, connectedTo, Anti_Cheat Development>
+<Game Publishing, markets, Engine Development>
+<Localization, connectedTo, Art Direction>
+<Marketing and Promotion, engages, Character Design>
+<Network Code Optimization, connectedTo, Art Direction>
+<Network Code Optimization, programs, Programming>
+<Physics Simulation, connectedTo, Art Direction>
+<Physics Simulation, connectedTo, Game Design>
+<Physics Simulation, connectedTo, User Interface Design>
+<Programming, connectedTo, Localization>
+<Quality Assurance Testing, connectedTo, Community Management>
+<User Experience Design, leads, Game Publishing>
+<User Experience Design, partOf, User Experience Design>
+<User Interface Design, connectedTo, User Experience Design>
+<User Interface Design, partOf, User Interface Design>
diff --git a/test/graphviz/scanned_easy/graphviz_171.dot b/test/graphviz/scanned_easy/graphviz_171.dot
new file mode 100644
index 0000000000000000000000000000000000000000..69a1b658246676ac8156d50b5fac1c64f7612a60
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_171.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=BT
+	N0 [label="Game Design" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N1 [label="Game Analytics" color="#BA68C8" fillcolor="#F3E5F5" shape=folder style=filled]
+	N2 [label="Marketing and Promotion" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N3 [label="Community Management" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N4 [label=Storytelling color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N5 [label="Esports Event Organization" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N6 [label="Motion Capture" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N7 [label="Virtual Reality Gaming" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N8 [label="Engine Development" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N9 [label="Player Progression Systems" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	S0 [label="" color="#BA68C8" fillcolor="#F3E5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#E57373" fillcolor="#FFEBEE" 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="#FBE9E7" fontname=Helvetica fontsize=10 label="In_Game Economy Design" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="PC Game Development" color="#4285F4" fillcolor="#D0E0F8" shape=diamond style=filled]
+		nest0_1 [label="Art Direction" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+		nest0_2 [label="Mobile Game Development" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+		nest0_3 [label="Live Operations" color="#4285F4" fillcolor="#D0E0F8" shape=box 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]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=advertises color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=engineers color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=streams color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=communicates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [label=programs color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label=designs color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#4285F4" 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_172.dot b/test/graphviz/scanned_easy/graphviz_172.dot
new file mode 100644
index 0000000000000000000000000000000000000000..89da18692f102ebf6f0c801b83bc9516957fa26d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_172.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=TD
+	N0 [label="Audio Engineering" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Copyright Management" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N2 [label=Sampling color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N3 [label="Music Therapy" color="#A188DB" fillcolor="#DED7F0" shape=octagon style=filled]
+	N4 [label="Music for Film or TV or Games" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N5 [label="Concert Promotion" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label=Composition color="#A188DB" fillcolor="#DED7F0" shape=plaintext style=filled]
+	N7 [label="Music Production" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+	N8 [label="Streaming Platform Management" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	S0 [label="" color="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [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="#FCE4EC" fontname=Helvetica fontsize=10 label="Merchandise Sales" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sound Design for Media" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_1 [label="Music Education" color="#A188DB" fillcolor="#DED7F0" shape=parallelogram style=filled]
+		nest0_2 [label="Artist Management" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+		nest0_3 [label="Music Festival Organization" color="#A188DB" fillcolor="#DED7F0" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [label=funds color="#FFF176" 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="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=integrates color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=composes color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=produces color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N5 [label=protects color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label=programs color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_172.txt b/test/graphviz/scanned_easy/graphviz_172.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d287accd4cdb394ac4a87dfe9c3834e9ddb98126
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_172.txt
@@ -0,0 +1,21 @@
+<Artist Management, connectedTo, Music Festival Organization>
+<Artist Management, partOf, Artist Management>
+<Audio Engineering, integrates, Copyright Management>
+<Composition, produces, Music Production>
+<Concert Promotion, connectedTo, Composition>
+<Copyright Management, connectedTo, Music for Film or TV or Games>
+<Copyright Management, connectedTo, Sampling>
+<Copyright Management, connectedTo, Streaming Platform Management>
+<Music Education, connectedTo, Artist Management>
+<Music Education, partOf, Music Education>
+<Music Festival Organization, partOf, Music Festival Organization>
+<Music Festival Organization, protects, Concert Promotion>
+<Music Production, connectedTo, Streaming Platform Management>
+<Music Therapy, connectedTo, Music for Film or TV or Games>
+<Music for Film or TV or Games, connectedTo, Concert Promotion>
+<Music for Film or TV or Games, connectedTo, Sound Design for Media>
+<Music for Film or TV or Games, programs, Composition>
+<Sampling, composes, Music Therapy>
+<Sampling, connectedTo, Composition>
+<Sound Design for Media, funds, Music Education>
+<Sound Design for Media, partOf, Sound Design for Media>
diff --git a/test/graphviz/scanned_easy/graphviz_176.txt b/test/graphviz/scanned_easy/graphviz_176.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bf73c15d644d69e14d125f291d59efe3c2518e97
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_176.txt
@@ -0,0 +1,25 @@
+<Art Direction, connectedTo, Lighting Design>
+<Budget Management, connectedTo, Film Financing>
+<Budget Management, partOf, Budget Management>
+<Casting, sounds, Post_production Audio>
+<Digital Asset Management, captures, Art Direction>
+<Editing, connectedTo, Film Festival Submission>
+<Film Festival Submission, connectedTo, Virtual Production Techniques>
+<Film Financing, connectedTo, Marketing and Publicity>
+<Film Scoring, connectedTo, Marketing and Publicity>
+<Film Scoring, connectedTo, Special Effects>
+<Film Scoring, promotes, Casting>
+<Lighting Design, connectedTo, Location Scouting>
+<Location Scouting, connectedTo, Art Direction>
+<Location Scouting, connectedTo, Prop Management>
+<Location Scouting, connectedTo, Screenwriting Workshops>
+<Marketing and Publicity, connectedTo, Editing>
+<Post_production Audio, connectedTo, Casting>
+<Prop Management, partOf, Prop Management>
+<Prop Management, writes, Talent Negotiation>
+<Screenwriting Workshops, connectedTo, Film Scoring>
+<Script Development, coordinates, Film Financing>
+<Special Effects, connectedTo, Script Development>
+<Talent Negotiation, connectedTo, Budget Management>
+<Talent Negotiation, partOf, Talent Negotiation>
+<Virtual Production Techniques, connectedTo, Casting>
diff --git a/test/graphviz/scanned_easy/graphviz_179.dot b/test/graphviz/scanned_easy/graphviz_179.dot
new file mode 100644
index 0000000000000000000000000000000000000000..986dcc3f14ae8fd069152b8fd963c12c9eb4be10
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_179.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=TD
+	N0 [label="Drafting Content" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N1 [label="Social Media Post Creation" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N2 [label="Call to Action Design" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N3 [label="Blog Post Writing" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N4 [label="Editing and Proofreading" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N5 [label="Audience Engagement" color="#FFC085" fillcolor="#FFDAB9" shape=oval style=filled]
+	N6 [label="Video Scripting" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N7 [label="Distribution Planning" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N8 [label="Performance Tracking" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N9 [label="Voice Acting or Narration" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N10 [label="Content Repurposing" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	S0 [label="" color="#FFC085" fillcolor="#FFDAB9" 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="#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="#F1F8E9" fontname=Helvetica fontsize=10 label=Photography labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Fact_Checking color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+		nest0_1 [label="E_book Writing" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest0_2 [label="User_Generated Content Curation" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+		nest0_3 [label="Interactive Content Development" color="#E91E63" fillcolor="#F8BBD0" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [label=supports color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=automates color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=analyzes color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	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="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=podcasts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N5 [label=creates color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label=animates color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [label=promotes color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label=optimizes 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_179.txt b/test/graphviz/scanned_easy/graphviz_179.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f98de8f062d8b52e9d3f6f3ebe58aa54b3174c09
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_179.txt
@@ -0,0 +1,24 @@
+<Audience Engagement, connectedTo, Fact_Checking>
+<Audience Engagement, connectedTo, Video Scripting>
+<Blog Post Writing, connectedTo, Editing and Proofreading>
+<Call to Action Design, animates, Performance Tracking>
+<Call to Action Design, connectedTo, Blog Post Writing>
+<Call to Action Design, connectedTo, Content Repurposing>
+<Call to Action Design, connectedTo, Distribution Planning>
+<Call to Action Design, promotes, Editing and Proofreading>
+<Distribution Planning, connectedTo, Performance Tracking>
+<Drafting Content, automates, Social Media Post Creation>
+<Drafting Content, optimizes, Editing and Proofreading>
+<E_book Writing, connectedTo, User_Generated Content Curation>
+<E_book Writing, partOf, E_book Writing>
+<Editing and Proofreading, connectedTo, Audience Engagement>
+<Fact_Checking, partOf, Fact_Checking>
+<Fact_Checking, supports, E_book Writing>
+<Interactive Content Development, creates, Audience Engagement>
+<Interactive Content Development, partOf, Interactive Content Development>
+<Performance Tracking, connectedTo, Voice Acting or Narration>
+<Social Media Post Creation, analyzes, Call to Action Design>
+<User_Generated Content Curation, connectedTo, Interactive Content Development>
+<User_Generated Content Curation, partOf, User_Generated Content Curation>
+<Video Scripting, connectedTo, Distribution Planning>
+<Voice Acting or Narration, podcasts, Content Repurposing>
diff --git a/test/graphviz/scanned_easy/graphviz_180.txt b/test/graphviz/scanned_easy/graphviz_180.txt
new file mode 100644
index 0000000000000000000000000000000000000000..243e893447a85d61fed738ba621564702e01d09e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_180.txt
@@ -0,0 +1,24 @@
+<Animation, connectedTo, Content Localization>
+<Animation, partOf, Animation>
+<Blog Post Writing, connectedTo, Content Repurposing>
+<Content Localization, automates, Videography>
+<Content Localization, connectedTo, Content Repurposing>
+<Content Localization, connectedTo, Photography>
+<Content Localization, measures, Blog Post Writing>
+<Content Management System Operation, connectedTo, Content Localization>
+<Copywriting, connectedTo, Drafting Content>
+<Distribution Planning, monetizes, Blog Post Writing>
+<Drafting Content, connectedTo, Distribution Planning>
+<Ideation and Brainstorming, connectedTo, User_Generated Content Curation>
+<Ideation and Brainstorming, partOf, Ideation and Brainstorming>
+<Influencer Collaboration, connectedTo, Video Scripting>
+<Monetization Strategy, connectedTo, Influencer Collaboration>
+<Photography, connectedTo, Content Repurposing>
+<Photography, connectedTo, Copywriting>
+<Photography, connectedTo, Distribution Planning>
+<Publishing, connectedTo, Content Management System Operation>
+<User_Generated Content Curation, connectedTo, Animation>
+<User_Generated Content Curation, partOf, User_Generated Content Curation>
+<Video Scripting, connectedTo, Publishing>
+<Videography, connectedTo, Ideation and Brainstorming>
+<Videography, partOf, Videography>
diff --git a/test/graphviz/scanned_easy/graphviz_182.txt b/test/graphviz/scanned_easy/graphviz_182.txt
new file mode 100644
index 0000000000000000000000000000000000000000..86b76e98f1205026689053ed49e9963b4d1dfd92
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_182.txt
@@ -0,0 +1,23 @@
+<Business User Training on Analytics, communicates, Real_time Analytics>
+<Business User Training on Analytics, connectedTo, Natural Language Processing for Data>
+<Cloud_based Data Platforms, connectedTo, Risk Analytics>
+<Cloud_based Data Platforms, integrates, HR Data Analytics>
+<Cloud_based Data Platforms, researches, Data Security Best Practices>
+<Customer Analytics, connectedTo, Data Warehouse Design>
+<Customer Analytics, partOf, Customer Analytics>
+<Dashboard Creation, connectedTo, Natural Language Processing for Data>
+<Dashboard Creation, educates, Business User Training on Analytics>
+<Data Security Best Practices, connectedTo, Risk Analytics>
+<Data Warehouse Design, connectedTo, Data Security Best Practices>
+<Data Warehouse Design, partOf, Data Warehouse Design>
+<Exploratory Data Analysis, measures, Customer Analytics>
+<Exploratory Data Analysis, segments, Healthcare Data Analysis>
+<HR Data Analytics, visualizes, Data Collection>
+<Healthcare Data Analysis, connectedTo, Prescriptive Analytics>
+<Natural Language Processing for Data, connectedTo, Exploratory Data Analysis>
+<Natural Language Processing for Data, connectedTo, Risk Analytics>
+<Prescriptive Analytics, connectedTo, Cloud_based Data Platforms>
+<Real_time Analytics, connectedTo, Statistical Modeling>
+<Risk Analytics, connectedTo, HR Data Analytics>
+<Statistical Modeling, connectedTo, Natural Language Processing for Data>
+<Statistical Modeling, connectedTo, Risk Analytics>
diff --git a/test/graphviz/scanned_easy/graphviz_185.txt b/test/graphviz/scanned_easy/graphviz_185.txt
new file mode 100644
index 0000000000000000000000000000000000000000..4ddb4427532300737a7a160af03a7072a7b113c4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_185.txt
@@ -0,0 +1,21 @@
+<Dashboard Design, loads, Query Optimization>
+<Data Warehousing, trains, Executive Summary Reporting>
+<Embedded Analytics, connectedTo, User Training and Support>
+<Embedded Analytics, partOf, Embedded Analytics>
+<Executive Summary Reporting, connectedTo, Dashboard Design>
+<Financial Performance Reporting, connectedTo, KPI Definition>
+<Financial Performance Reporting, extracts, Regulatory Compliance Reporting>
+<KPI Definition, connectedTo, Self_Service BI Tools>
+<Market Trend Analysis, connectedTo, Financial Performance Reporting>
+<OLAP Cube Creation, connectedTo, KPI Definition>
+<Query Optimization, connectedTo, OLAP Cube Creation>
+<Query Optimization, dashboards, Embedded Analytics>
+<Query Optimization, supports, KPI Definition>
+<Regulatory Compliance Reporting, connectedTo, Data Warehousing>
+<Regulatory Compliance Reporting, evaluates, KPI Definition>
+<Self_Service BI Tools, connectedTo, Supply Chain Optimization>
+<Strategic Planning Support, connectedTo, Dashboard Design>
+<Strategic Planning Support, connectedTo, Financial Performance Reporting>
+<Strategic Planning Support, partOf, Strategic Planning Support>
+<User Training and Support, designs, Strategic Planning Support>
+<User Training and Support, partOf, User Training and Support>
diff --git a/test/graphviz/scanned_easy/graphviz_187.dot b/test/graphviz/scanned_easy/graphviz_187.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3ea1cb962c039b5dc6e12b75537c3740edc50cca
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_187.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=RL
+	N0 [label="Remarketing Campaigns" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N1 [label="Campaign Performance Tracking" color="#4DB6AC" fillcolor="#E0F2F1" shape=plaintext style=filled]
+	N2 [label=Telemarketing color="#CDDC39" fillcolor="#E6EE9C" shape=parallelogram style=filled]
+	N3 [label="Conversion Rate Optimization" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N4 [label="Search Engine Marketing" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N5 [label="Loyalty Programs" color="#4DB6AC" fillcolor="#E0F2F1" shape=plaintext style=filled]
+	N6 [label="Event Marketing" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N7 [label="Direct Mail Marketing" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N8 [label="Competitive Analysis" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N9 [label="Distribution Channel Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	S0 [label="" color="#CB9BE1" fillcolor="#F2E6F5" 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="#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="#F3E5F5" fontname=Helvetica fontsize=10 label="Target Audience Identification" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Video Marketing" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+		nest0_1 [label="Promotional Campaigns" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="generates leads" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="handles PR" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="launches campaigns" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="podcast marketing" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="converts customers" color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="guerilla marketing" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#CDDC39" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_187.txt b/test/graphviz/scanned_easy/graphviz_187.txt
new file mode 100644
index 0000000000000000000000000000000000000000..780a8f421cefa75567f3131889283904b8957427
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_187.txt
@@ -0,0 +1,20 @@
+<Campaign Performance Tracking, connectedTo, Conversion Rate Optimization>
+<Campaign Performance Tracking, connectedTo, Direct Mail Marketing>
+<Campaign Performance Tracking, connectedTo, Search Engine Marketing>
+<Campaign Performance Tracking, handles PR, Telemarketing>
+<Competitive Analysis, guerilla marketing, Distribution Channel Management>
+<Conversion Rate Optimization, podcast marketing, Search Engine Marketing>
+<Direct Mail Marketing, connectedTo, Competitive Analysis>
+<Event Marketing, connectedTo, Direct Mail Marketing>
+<Loyalty Programs, connectedTo, Video Marketing>
+<Loyalty Programs, converts customers, Event Marketing>
+<Promotional Campaigns, connectedTo, Competitive Analysis>
+<Promotional Campaigns, partOf, Promotional Campaigns>
+<Remarketing Campaigns, connectedTo, Campaign Performance Tracking>
+<Remarketing Campaigns, connectedTo, Conversion Rate Optimization>
+<Search Engine Marketing, connectedTo, Loyalty Programs>
+<Telemarketing, connectedTo, Competitive Analysis>
+<Telemarketing, connectedTo, Direct Mail Marketing>
+<Telemarketing, launches campaigns, Conversion Rate Optimization>
+<Video Marketing, generates leads, Promotional Campaigns>
+<Video Marketing, partOf, Video Marketing>
diff --git a/test/graphviz/scanned_easy/graphviz_189.dot b/test/graphviz/scanned_easy/graphviz_189.dot
new file mode 100644
index 0000000000000000000000000000000000000000..64d10f4c67feeadacec1a0c70aec70779be53618
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_189.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=BT
+	N0 [label="Public Relations" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N1 [label="Influencer Marketing" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N2 [label="Loyalty Programs" color="#7E57C2" fillcolor="#D1C4E9" shape=parallelogram style=filled]
+	N3 [label="Market Research" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+	N4 [label="Distribution Channel Management" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N5 [label="Competitive Analysis" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N6 [label="Guerilla Marketing" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N7 [label="Customer Segmentation" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N8 [label="Podcast Marketing" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N9 [label="Video Marketing" 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]
+	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="#F3E5F5" fontname=Helvetica fontsize=10 label="Marketing Analytics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Affiliate Marketing" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_1 [label="Target Audience Identification" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_2 [label="Brand Strategy Development" color="#DCE775" fillcolor="#FCFCE7" shape=diamond style=filled]
+		nest0_3 [label="Content Marketing" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages affiliates" color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="tracks performance" color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=researches color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="handles PR" color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N3 [label=targets color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="converts customers" color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [label="optimizes SEO" color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_189.txt b/test/graphviz/scanned_easy/graphviz_189.txt
new file mode 100644
index 0000000000000000000000000000000000000000..36fe621c73c305602f52ff6feac1791b5e61538c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_189.txt
@@ -0,0 +1,23 @@
+<Affiliate Marketing, connectedTo, Target Audience Identification>
+<Affiliate Marketing, partOf, Affiliate Marketing>
+<Brand Strategy Development, connectedTo, Content Marketing>
+<Brand Strategy Development, partOf, Brand Strategy Development>
+<Competitive Analysis, connectedTo, Guerilla Marketing>
+<Content Marketing, partOf, Content Marketing>
+<Content Marketing, targets, Market Research>
+<Customer Segmentation, handles PR, Podcast Marketing>
+<Distribution Channel Management, connectedTo, Competitive Analysis>
+<Guerilla Marketing, connectedTo, Customer Segmentation>
+<Influencer Marketing, connectedTo, Competitive Analysis>
+<Influencer Marketing, connectedTo, Podcast Marketing>
+<Influencer Marketing, converts customers, Guerilla Marketing>
+<Influencer Marketing, manages affiliates, Loyalty Programs>
+<Loyalty Programs, connectedTo, Affiliate Marketing>
+<Loyalty Programs, tracks performance, Market Research>
+<Market Research, optimizes SEO, Guerilla Marketing>
+<Market Research, researches, Distribution Channel Management>
+<Podcast Marketing, connectedTo, Video Marketing>
+<Public Relations, connectedTo, Guerilla Marketing>
+<Public Relations, connectedTo, Influencer Marketing>
+<Target Audience Identification, connectedTo, Brand Strategy Development>
+<Target Audience Identification, partOf, Target Audience Identification>
diff --git a/test/graphviz/scanned_easy/graphviz_19.dot b/test/graphviz/scanned_easy/graphviz_19.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0df5845a2f1d9c511056c895286c23811e592ce7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_19.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=TD
+	N0 [label="Supplier Selection" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Fuel Efficiency Check" color="#388E3C" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+	N2 [label="Electric Vehicle Battery Production" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Parts Distribution" color="#7E57C2" fillcolor="#D1C4E9" shape=box style=filled]
+	N4 [label="Body Shop Repair" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N5 [label="Autonomous Driving Software Development" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N6 [label="Research and Development" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N7 [label="Inventory Tracking" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N8 [label="Engine Installation" color="#388E3C" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N9 [label="Diagnostic Trouble Code Reading" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N10 [label="Customer Test Drive" color="#388E3C" fillcolor="#F1F8E9" shape=folder style=filled]
+	N11 [label="Safety Inspection" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N0 -> N1 [label=delivers color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=tests color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=optimizes color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=designs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=recalls color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=distributes color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_190.txt b/test/graphviz/scanned_easy/graphviz_190.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b3d529a97e53f61fa1eb4dd15e4b97759c745354
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_190.txt
@@ -0,0 +1,27 @@
+<A or B Testing for Ads, connectedTo, Competitor Ad Analysis>
+<A or B Testing for Ads, print advertising, Ad Placement Optimization>
+<Ad Placement Optimization, connectedTo, Programmatic Advertising>
+<Ad Placement Optimization, partOf, Ad Placement Optimization>
+<Ad Platform Management, connectedTo, Audience Targeting>
+<Ad Platform Management, partOf, Ad Platform Management>
+<Audience Targeting, connectedTo, Direct Response Campaigns>
+<Audience Targeting, connectedTo, Print Advertising>
+<Audience Targeting, connectedTo, Regulatory Compliance for Ads>
+<Audience Targeting, connectedTo, Retargeting Campaigns>
+<Audience Targeting, selects platforms, Budget Management>
+<Budget Management, connectedTo, Search Engine Ads>
+<Campaign Planning, connectedTo, Regulatory Compliance for Ads>
+<Campaign Planning, connectedTo, Retargeting Campaigns>
+<Competitor Ad Analysis, ensures compliance, Media Buying>
+<Media Buying, connectedTo, Audience Targeting>
+<Print Advertising, connectedTo, Radio Advertising>
+<Programmatic Advertising, connectedTo, Ad Platform Management>
+<Programmatic Advertising, partOf, Programmatic Advertising>
+<Radio Advertising, connectedTo, Direct Response Campaigns>
+<Regulatory Compliance for Ads, programmatic ads, Retargeting Campaigns>
+<Retargeting Campaigns, manages ad networks, Print Advertising>
+<Search Engine Ads, connectedTo, Campaign Planning>
+<Visual Design for Ads, connectedTo, A or B Testing for Ads>
+<Visual Design for Ads, connectedTo, Radio Advertising>
+<Visual Design for Ads, connectedTo, Regulatory Compliance for Ads>
+<Visual Design for Ads, connectedTo, Retargeting Campaigns>
diff --git a/test/graphviz/scanned_easy/graphviz_192.dot b/test/graphviz/scanned_easy/graphviz_192.dot
new file mode 100644
index 0000000000000000000000000000000000000000..90fb8a88ad27def822e5e934213c1de6b3a28aef
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_192.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=RL
+	N0 [label="Video Advertising" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Customer Acquisition Cost Analysis" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N2 [label="Search Engine Ads" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N3 [label="Visual Design for Ads" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N4 [label="Campaign Planning" color="#FFA726" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N5 [label="Ad Creative Development" color="#388E3C" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N6 [label="Fraud Detection in Ads" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Regulatory Compliance for Ads" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N8 [label="Psychographic Targeting" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N9 [label=Geo_Targeting color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N10 [label="A or B Testing for Ads" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#388E3C" fillcolor="#F1F8E9" 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]
+	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="Conversion Tracking" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Return on Ad Spend Calculation" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest0_1 [label="Direct Response Campaigns" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+		nest0_2 [label="Demographic Targeting" color="#FFA726" fillcolor="#FFF3E0" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="native ads" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="optimizes campaigns" color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="manages budgets" color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="buys media" color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_194.dot b/test/graphviz/scanned_easy/graphviz_194.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4586a02ba0ac6122fba2d000de5c338a0678c127
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_194.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=BT
+	N0 [label="Distributed Ledger Technology" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N1 [label="Identity Verification on Blockchain" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N2 [label="Private Blockchain Implementation" color="#DCE775" fillcolor="#F9FBE7" shape=octagon style=filled]
+	N3 [label="Cryptographic Hashing" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N4 [label="Regulatory Compliance for Blockchain" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N5 [label="Cross_Border Payments" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N6 [label="Interoperability Solutions" color="#E57373" fillcolor="#FFEBEE" shape=folder style=filled]
+	N7 [label="Consensus Mechanism Development" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N8 [label="Zero_Knowledge Proofs" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N9 [label="Energy Trading on Blockchain" color="#64B5F6" fillcolor="#E3F2FD" shape=oval style=filled]
+	N10 [label="Transaction Verification" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+	N11 [label="Oracles Integration" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	S0 [label="" color="#E57373" fillcolor="#FFEBEE" 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="Sharding Implementation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Real Estate Tokenization" color="#E57373" fillcolor="#FFEBEE" shape=Mdiamond style=filled]
+		nest0_1 [label="Tokenomics Design" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+		nest0_2 [label="Security Auditing for Blockchains" color="#DCE775" fillcolor="#F9FBE7" shape=oval style=filled]
+		nest0_3 [label="Wallet Management" color="#E57373" fillcolor="#FFEBEE" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="processes payments" color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="sets up environments" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="integrates systems" color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="codes smart contracts" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N6 -> S0 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N9 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [label="uses ZKPs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_194.txt b/test/graphviz/scanned_easy/graphviz_194.txt
new file mode 100644
index 0000000000000000000000000000000000000000..409c0a87ab264fd11106b70323fd5fcaf0f62a14
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_194.txt
@@ -0,0 +1,24 @@
+<Consensus Mechanism Development, connectedTo, Zero_Knowledge Proofs>
+<Cross_Border Payments, connectedTo, Interoperability Solutions>
+<Cross_Border Payments, connectedTo, Real Estate Tokenization>
+<Cryptographic Hashing, connectedTo, Regulatory Compliance for Blockchain>
+<Distributed Ledger Technology, connectedTo, Identity Verification on Blockchain>
+<Energy Trading on Blockchain, integrates systems, Transaction Verification>
+<Identity Verification on Blockchain, connectedTo, Energy Trading on Blockchain>
+<Identity Verification on Blockchain, connectedTo, Private Blockchain Implementation>
+<Interoperability Solutions, connectedTo, Energy Trading on Blockchain>
+<Interoperability Solutions, connectedTo, Zero_Knowledge Proofs>
+<Interoperability Solutions, sets up environments, Consensus Mechanism Development>
+<Private Blockchain Implementation, connectedTo, Cryptographic Hashing>
+<Real Estate Tokenization, connectedTo, Tokenomics Design>
+<Real Estate Tokenization, partOf, Real Estate Tokenization>
+<Regulatory Compliance for Blockchain, connectedTo, Cross_Border Payments>
+<Security Auditing for Blockchains, partOf, Security Auditing for Blockchains>
+<Security Auditing for Blockchains, processes payments, Wallet Management>
+<Tokenomics Design, connectedTo, Security Auditing for Blockchains>
+<Tokenomics Design, partOf, Tokenomics Design>
+<Transaction Verification, codes smart contracts, Oracles Integration>
+<Wallet Management, connectedTo, Private Blockchain Implementation>
+<Wallet Management, partOf, Wallet Management>
+<Wallet Management, uses ZKPs, Regulatory Compliance for Blockchain>
+<Zero_Knowledge Proofs, connectedTo, Energy Trading on Blockchain>
diff --git a/test/graphviz/scanned_easy/graphviz_196.dot b/test/graphviz/scanned_easy/graphviz_196.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4f4f26c3ae5d5af96f4af43ac39754298ddd0d0d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_196.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=TD
+	N0 [label="Venture Capital Funding" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N1 [label="Cold Storage Solutions" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N2 [label="Portfolio Management" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N3 [label="Decentralized Autonomous Organizations" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N4 [label="Coin Creation" color="#673AB7" fillcolor="#D1C4E9" shape=folder style=filled]
+	N5 [label="Custodial Services" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N6 [label="Legal Advisory for Crypto" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N7 [label="Liquidity Provision" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N8 [label="Community Building" color="#673AB7" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	S0 [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]
+	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="Interoperability Solutions" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Blockchain Explorers" color="#673AB7" fillcolor="#D1C4E9" shape=oval style=filled]
+		nest0_1 [label="Transaction Processing" color="#FFC085" fillcolor="#FFDAB9" shape=folder style=filled]
+		nest0_0 -> nest0_1 [label="secures private keys" color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="borrows capital" color="#FFC085" 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 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="processes transactions" color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="facilitates trades" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N4 [label="designs tokens" color="#000000" 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 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label="governs DAOs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_198.txt b/test/graphviz/scanned_easy/graphviz_198.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a3142987f0ef20c3ef6c23bba6000145eb77a030
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_198.txt
@@ -0,0 +1,24 @@
+<Airdrop Campaigns, builds communities, Smart Contract Auditing>
+<Airdrop Campaigns, connectedTo, Staking>
+<Blockchain Integration, connectedTo, Cryptocurrency Education>
+<Coin Creation, explores new chains, Blockchain Integration>
+<Cold Storage Solutions, connectedTo, Hot Wallet Security>
+<Cold Storage Solutions, enables swaps, Cryptocurrency Education>
+<Cryptocurrency Education, connectedTo, KYC or AML Procedures>
+<Fiat On or Off Ramps, connectedTo, Liquidity Provision>
+<Hot Wallet Security, processes transactions, Coin Creation>
+<KYC or AML Procedures, connectedTo, Airdrop Campaigns>
+<Liquidity Provision, connectedTo, Cryptocurrency Education>
+<Liquidity Provision, connectedTo, Security Audits>
+<NFT Marketplace Development, connectedTo, Yield Farming>
+<Portfolio Management, manages TGEs, Security Audits>
+<Portfolio Management, partOf, Portfolio Management>
+<Security Audits, connectedTo, Cold Storage Solutions>
+<Smart Contract Auditing, connectedTo, Interoperability Solutions>
+<Staking, connectedTo, Wallet Development>
+<Staking, partOf, Staking>
+<Wallet Development, creates NFTs, Portfolio Management>
+<Wallet Development, partOf, Wallet Development>
+<Yield Farming, builds Web3 applications, Fiat On or Off Ramps>
+<Yield Farming, connectedTo, Cryptocurrency Education>
+<Yield Farming, develops exchanges, Cryptocurrency Education>
diff --git a/test/graphviz/scanned_easy/graphviz_199.dot b/test/graphviz/scanned_easy/graphviz_199.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fce82f3938ae5a4ea08c8643ca75975dbcb3f94d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_199.dot
@@ -0,0 +1,40 @@
+digraph {
+	rankdir=BT
+	N0 [label="Donation_Based Crowdfunding" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="International Crowdfunding" color="#FFE69C" fillcolor="#FFF9D4" shape=octagon style=filled]
+	N2 [label="Email List Building" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N3 [label="Securities Regulations Adherence" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N4 [label="Social Media Promotion" color="#4285F4" fillcolor="#D0E0F8" shape=oval style=filled]
+	N5 [label="Success Fee Structures" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N6 [label="Fulfillment Planning" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N7 [label="Press Outreach" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+	N8 [label="Post_Campaign Updates" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	S0 [label="" color="#4285F4" fillcolor="#D0E0F8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	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="#FFF3E0" fontname=Helvetica fontsize=10 label="Project Vetting" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Community Building" color="#BDBDBD" fillcolor="#F5F5F5" shape=plaintext style=filled]
+		nest0_1 [label="Customer Support for Backers" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+		nest0_2 [label="Goal Setting" color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="markets projects" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="protects IP" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="plans promotions" color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="produces content" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N3 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label="manages debt" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_199.txt b/test/graphviz/scanned_easy/graphviz_199.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d900b71136997e5ef16ad1f0dcb0c4b1d46a8cf3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_199.txt
@@ -0,0 +1,20 @@
+<Community Building, connectedTo, Customer Support for Backers>
+<Community Building, partOf, Community Building>
+<Customer Support for Backers, connectedTo, Goal Setting>
+<Customer Support for Backers, partOf, Customer Support for Backers>
+<Donation_Based Crowdfunding, markets projects, International Crowdfunding>
+<Email List Building, connectedTo, Community Building>
+<Email List Building, connectedTo, Securities Regulations Adherence>
+<Fulfillment Planning, produces content, Press Outreach>
+<Goal Setting, connectedTo, Securities Regulations Adherence>
+<Goal Setting, partOf, Goal Setting>
+<International Crowdfunding, connectedTo, Email List Building>
+<Press Outreach, connectedTo, Post_Campaign Updates>
+<Securities Regulations Adherence, protects IP, Social Media Promotion>
+<Social Media Promotion, connectedTo, Fulfillment Planning>
+<Social Media Promotion, connectedTo, Post_Campaign Updates>
+<Social Media Promotion, connectedTo, Press Outreach>
+<Social Media Promotion, connectedTo, Success Fee Structures>
+<Social Media Promotion, manages debt, Press Outreach>
+<Success Fee Structures, connectedTo, Press Outreach>
+<Success Fee Structures, plans promotions, Fulfillment Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_2.dot b/test/graphviz/scanned_easy/graphviz_2.dot
new file mode 100644
index 0000000000000000000000000000000000000000..40155d41172ac926d635716e73c892a29a9e5235
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_2.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Dental Check_up" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label=Biopsy color="#5C6BC0" fillcolor="#E8EAF6" shape=plaintext style=filled]
+	N2 [label="Pharmacy Order" color="#4DD0E1" fillcolor="#C9F0F0" shape=octagon style=filled]
+	N3 [label="Emergency Response" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N4 [label="Pain Management" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N5 [label=Discharge color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N6 [label=Diagnosis color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N7 [label="Wound Care" color="#9C27B0" fillcolor="#E1BEE7" shape=oval style=filled]
+	N8 [label="Symptom Monitoring" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N9 [label="Home Care Visit" color="#5C6BC0" fillcolor="#E8EAF6" shape=diamond style=filled]
+	N10 [label="Medical Record Keeping" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N0 -> N1 [label=coordinates color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=implements color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=prevents color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=records color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=operates color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N9 [label=tests color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N10 -> N2 [label=reviews color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_200.dot b/test/graphviz/scanned_easy/graphviz_200.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a39b9f18cfad8d3d923e04b3ed36dc1c3cc0a315
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_200.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=RL
+	N0 [label="Pitch Deck Preparation" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Real Estate Crowdfunding" color="#2196F3" fillcolor="#BBDEFB" shape=parallelogram style=filled]
+	N2 [label="Tax Implications of Crowdfunding" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N3 [label="Debt Crowdfunding" color="#F7BEE0" fillcolor="#FAEBF3" shape=parallelogram style=filled]
+	N4 [label="Funding Period Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N5 [label="Campaign Creation" color="#F7BEE0" fillcolor="#FAEBF3" shape=oval style=filled]
+	N6 [label="Success Fee Structures" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N7 [label="Post_Campaign Reporting" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N8 [label="Press Outreach" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N9 [label="Investor Verification" color="#FFB2A5" fillcolor="#FFDCD6" shape=oval style=filled]
+	N10 [label="Fulfillment Planning" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	S0 [label="" color="#FFB2A5" fillcolor="#FFDCD6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [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="#FBE9E7" fontname=Helvetica fontsize=10 label="Marketing Strategy" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Securities Regulations Adherence" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+		nest0_1 [label="Due Diligence for Projects" color="#F7BEE0" fillcolor="#FAEBF3" shape=hexagon style=filled]
+		nest0_2 [label="Logistics for Rewards" color="#FFB2A5" fillcolor="#FFDCD6" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="sets goals" color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="sends emails" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="prepares pitches" color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N3 -> nest0_0 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label="funds real estate" color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_201.dot b/test/graphviz/scanned_easy/graphviz_201.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cd2dcaa7e24e389fa5bf92248e389d574ba99a6c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_201.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=RL
+	N0 [label="Real Estate Crowdfunding" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Marketing Strategy" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+	N2 [label="Success Fee Structures" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N3 [label="Debt Crowdfunding" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N4 [label="Donation_Based Crowdfunding" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+	N5 [label="Community Building" color="#CB9BE1" fillcolor="#F2E6F5" shape=Mdiamond style=filled]
+	N6 [label="Investor Relations" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N7 [label="Escrow Management" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N8 [label="Press Outreach" color="#FF5722" fillcolor="#FFCCBC" shape=Mdiamond style=filled]
+	N9 [label="Email List Building" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+	N10 [label="International Crowdfunding" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N11 [label="Campaign Creation" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+	N12 [label="Reward_Based Crowdfunding" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N13 [label="Investor Verification" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	S0 [label="" color="#CB9BE1" fillcolor="#F2E6F5" 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]
+	M1 [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="#FCE4EC" fontname=Helvetica fontsize=10 label="Pitch Deck Preparation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Fulfillment Planning" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+		nest0_1 [label="Legal Compliance" color="#BDAFA8" fillcolor="#E4E0DF" shape=oval style=filled]
+		nest0_0 -> nest0_1 [label="markets projects" color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="builds communities" color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="facilitates international campaigns" color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="processes payments" color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="prepares pitches" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label="funds real estate" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label="manages backers" color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [label="selects platforms" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_201.txt b/test/graphviz/scanned_easy/graphviz_201.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ad1a5764023c1045d7a8027c948f3b9b6ec78404
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_201.txt
@@ -0,0 +1,24 @@
+<Campaign Creation, manages backers, Reward_Based Crowdfunding>
+<Community Building, connectedTo, Investor Relations>
+<Debt Crowdfunding, connectedTo, Community Building>
+<Debt Crowdfunding, facilitates international campaigns, Donation_Based Crowdfunding>
+<Debt Crowdfunding, selects platforms, Investor Relations>
+<Donation_Based Crowdfunding, processes payments, Community Building>
+<Email List Building, connectedTo, International Crowdfunding>
+<Escrow Management, connectedTo, Press Outreach>
+<Fulfillment Planning, markets projects, Legal Compliance>
+<Fulfillment Planning, partOf, Fulfillment Planning>
+<International Crowdfunding, funds real estate, Campaign Creation>
+<Investor Relations, connectedTo, Escrow Management>
+<Legal Compliance, connectedTo, Debt Crowdfunding>
+<Legal Compliance, partOf, Legal Compliance>
+<Marketing Strategy, connectedTo, Donation_Based Crowdfunding>
+<Marketing Strategy, connectedTo, Escrow Management>
+<Marketing Strategy, connectedTo, Fulfillment Planning>
+<Marketing Strategy, connectedTo, Success Fee Structures>
+<Press Outreach, prepares pitches, Email List Building>
+<Real Estate Crowdfunding, builds communities, Marketing Strategy>
+<Real Estate Crowdfunding, connectedTo, Donation_Based Crowdfunding>
+<Real Estate Crowdfunding, connectedTo, Escrow Management>
+<Reward_Based Crowdfunding, connectedTo, Investor Verification>
+<Success Fee Structures, connectedTo, Debt Crowdfunding>
diff --git a/test/graphviz/scanned_easy/graphviz_205.dot b/test/graphviz/scanned_easy/graphviz_205.dot
new file mode 100644
index 0000000000000000000000000000000000000000..792839107e0ddbb71ba5ff40cb533ff33d33e86b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_205.dot
@@ -0,0 +1,49 @@
+digraph {
+	rankdir=RL
+	N0 [label="Edge Device Analytics" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Connectivity to Cloud" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N2 [label="Edge Device Deployment" color="#4DD0E1" fillcolor="#C9F0F0" shape=parallelogram style=filled]
+	N3 [label="Security for Edge Devices" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Network Optimization for Edge" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N5 [label="Real_time Analytics at Edge" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Healthcare Edge Computing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N7 [label="Edge Security Analytics" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N8 [label="Bandwidth Optimization" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N9 [label="Resource Management at Edge" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N10 [label="Edge_to_Cloud Data Transfer Optimization" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N11 [label="Distributed Data Storage" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	S0 [label="" color="#82DAFF" fillcolor="#C8EDFF" 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]
+	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="Industrial Edge Computing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Event_Driven Architectures at Edge" color="#82DAFF" fillcolor="#C8EDFF" shape=octagon style=filled]
+		nest0_1 [label="Local AI or ML Inference" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+		nest0_2 [label="Fleet Management for Edge Devices" color="#82DAFF" fillcolor="#C8EDFF" shape=oval style=filled]
+		nest0_3 [label="Smart City Edge Solutions" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [label="deploys analytics" color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="ensures compliance" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="processes events" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="enhances privacy" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="filters data" color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="designs architectures" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N1 [label="analyzes data at edge" color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [label="manages devices" color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="builds smart cities" color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	M0 -> N6 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_208.dot b/test/graphviz/scanned_easy/graphviz_208.dot
new file mode 100644
index 0000000000000000000000000000000000000000..efdc804cba6b4b59d1878e08c49e2c5976378bee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_208.dot
@@ -0,0 +1,37 @@
+digraph {
+	rankdir=RL
+	N0 [label="Cloud FinOps" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N1 [label="Load Balancing in Cloud" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N2 [label="Cloud Automation" color="#FFC107" fillcolor="#FFECB3" shape=hexagon style=filled]
+	N3 [label="Auto_Scaling Configurations" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+	N4 [label="Cloud_based VPN Setup" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+	N5 [label="Cloud Native Application Development" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N6 [label="Platform as a Service" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	S0 [label="" color="#66BB6A" fillcolor="#E8F5E9" 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]
+	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="Cost Optimization in Cloud" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Data Storage in Cloud" color="#66BB6A" fillcolor="#E8F5E9" shape=folder style=filled]
+		nest0_1 [label="API Management in Cloud" color="#00BCD4" fillcolor="#B2EBF2" shape=box style=filled]
+		nest0_2 [label="DevOps on Cloud" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+		nest0_3 [label="Identity and Access Management" color="#00BCD4" fillcolor="#B2EBF2" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="offers MLaaS" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="integrates edge" color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="avoids lock_ins" color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [label="delivers SaaS" color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [label="deploys private clouds" color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_209.txt b/test/graphviz/scanned_easy/graphviz_209.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a361de77c9b18452c2e4cdd70161ae66d4d7b126
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_209.txt
@@ -0,0 +1,18 @@
+<Auto_Scaling Configurations, connectedTo, Cloud Firewall Configuration>
+<Auto_Scaling Configurations, partOf, Auto_Scaling Configurations>
+<Cloud Firewall Configuration, connectedTo, Compliance in Cloud>
+<Cloud Firewall Configuration, partOf, Cloud Firewall Configuration>
+<Cloud Governance, connectedTo, Cloud Marketplace Integration>
+<Cloud Governance, connectedTo, Serverless Computing>
+<Cloud Marketplace Integration, connectedTo, Platform as a Service>
+<Cloud Marketplace Integration, connectedTo, Resource Tagging for Cost Allocation>
+<Cloud Marketplace Integration, connectedTo, Serverless Computing>
+<Cloud Marketplace Integration, secures environments, Serverless Computing>
+<Cloud Native Application Development, integrates edge, Identity and Access Management>
+<Cloud Native Application Development, partOf, Cloud Native Application Development>
+<Compliance in Cloud, connectedTo, Resource Tagging for Cost Allocation>
+<Identity and Access Management, avoids lock_ins, Auto_Scaling Configurations>
+<Identity and Access Management, partOf, Identity and Access Management>
+<Platform as a Service, connectedTo, Serverless Computing>
+<Platform as a Service, optimizes costs, Cloud Native Application Development>
+<Serverless Computing, connectedTo, Compliance in Cloud>
diff --git a/test/graphviz/scanned_easy/graphviz_21.dot b/test/graphviz/scanned_easy/graphviz_21.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dccd52e312d28dbbffacc62e2a621ceb242248a8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_21.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Benefit Payout" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N1 [label="Risk Assessment" color="#80DDEA" fillcolor="#D3F7F9" shape=hexagon style=filled]
+	N2 [label="Catastrophe Modeling" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N3 [label="Annuity Sales" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N4 [label="Policy Renewal" color="#80DDEA" fillcolor="#D3F7F9" shape=octagon style=filled]
+	N5 [label="Loss Prevention" color="#AB47BC" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N6 [label="Claims Litigation Management" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N7 [label="Policy Cancellation" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N8 [label="Customer Communication" color="#9C27B0" fillcolor="#E1BEE7" shape=folder style=filled]
+	N9 [label="Broker Management" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N10 [label="Claim Adjustment" color="#AB47BC" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N0 -> N1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=models color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=certifies color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=approves color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=prevents color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=audits color="#AB47BC" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	N7 -> N1 [label=documents color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N10 [label=regulates color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_210.txt b/test/graphviz/scanned_easy/graphviz_210.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b118863d862013bad45e533982c3280ec6d0ae40
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_210.txt
@@ -0,0 +1,21 @@
+<API Management in Cloud, connectedTo, Cloud Native Application Development>
+<API Management in Cloud, partOf, API Management in Cloud>
+<Big Data Services in Cloud, builds hybrid clouds, Cloud Firewall Configuration>
+<Cloud Backup Solutions, connectedTo, API Management in Cloud>
+<Cloud Backup Solutions, connectedTo, Big Data Services in Cloud>
+<Cloud Backup Solutions, connectedTo, Cloud Firewall Configuration>
+<Cloud Backup Solutions, connectedTo, Platform as a Service>
+<Cloud Backup Solutions, connectedTo, Serverless Computing>
+<Cloud Firewall Configuration, connectedTo, Platform as a Service>
+<Cloud Monitoring and Logging, delivers SaaS, Compliance in Cloud>
+<Cloud Native Application Development, connectedTo, Hybrid Cloud Deployment>
+<Cloud Native Application Development, partOf, Cloud Native Application Development>
+<Compliance in Cloud, connectedTo, Cloud Backup Solutions>
+<Hybrid Cloud Deployment, connectedTo, Virtual Machine Management>
+<Hybrid Cloud Deployment, implements DevOps, API Management in Cloud>
+<Hybrid Cloud Deployment, partOf, Hybrid Cloud Deployment>
+<Platform as a Service, connectedTo, Serverless Computing>
+<Serverless Computing, ensures governance, Virtual Machine Management>
+<Serverless Computing, uses marketplaces, Public Cloud Management>
+<Virtual Machine Management, connectedTo, Serverless Computing>
+<Virtual Machine Management, partOf, Virtual Machine Management>
diff --git a/test/graphviz/scanned_easy/graphviz_211.txt b/test/graphviz/scanned_easy/graphviz_211.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ed19adbf37eadc4488629fd121a3af784fc9b1b1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_211.txt
@@ -0,0 +1,18 @@
+<Antivirus and Endpoint Protection, connectedTo, Firewall Management>
+<Antivirus and Endpoint Protection, partOf, Antivirus and Endpoint Protection>
+<DNS Management, configures load balancers, Proxy Server Configuration>
+<DNS Management, connectedTo, Network Design>
+<Firewall Management, connectedTo, Virtualization>
+<Firewall Management, partOf, Firewall Management>
+<Hardware Procurement, connectedTo, Network Design>
+<Network Design, connectedTo, Virtualization>
+<Network Security, automates tasks, Antivirus and Endpoint Protection>
+<Network Security, partOf, Network Security>
+<Proxy Server Configuration, connectedTo, Hardware Procurement>
+<Proxy Server Configuration, manages remote access, Web Server Configuration>
+<Storage Solutions, connectedTo, DNS Management>
+<Storage Solutions, connectedTo, Network Design>
+<Virtualization, connectedTo, IT Asset Management>
+<Web Server Configuration, connectedTo, Virtualization>
+<Web Server Configuration, partOf, Web Server Configuration>
+<Web Server Configuration, sets up DNS, Network Security>
diff --git a/test/graphviz/scanned_easy/graphviz_212.txt b/test/graphviz/scanned_easy/graphviz_212.txt
new file mode 100644
index 0000000000000000000000000000000000000000..01a84bd5675df336fb0b30aec1d0ffdbdceb4aff
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_212.txt
@@ -0,0 +1,18 @@
+<Access Control Systems, connectedTo, User Account Management>
+<Antivirus and Endpoint Protection, partOf, Antivirus and Endpoint Protection>
+<Antivirus and Endpoint Protection, virtualizes resources, Network Performance Tuning>
+<Capacity Planning, connectedTo, Antivirus and Endpoint Protection>
+<Capacity Planning, partOf, Capacity Planning>
+<Database Administration, applies patches, Capacity Planning>
+<Database Administration, connectedTo, Access Control Systems>
+<Directory Services, connectedTo, Access Control Systems>
+<Directory Services, connectedTo, Database Administration>
+<Directory Services, connectedTo, Operating System Installation>
+<Directory Services, connectedTo, User Account Management>
+<Directory Services, connectedTo, VPN Configuration>
+<Network Performance Tuning, connectedTo, Troubleshooting and Support>
+<Network Performance Tuning, partOf, Network Performance Tuning>
+<Operating System Installation, connectedTo, VPN Configuration>
+<Troubleshooting and Support, connectedTo, VPN Configuration>
+<Troubleshooting and Support, partOf, Troubleshooting and Support>
+<User Account Management, connectedTo, Operating System Installation>
diff --git a/test/graphviz/scanned_easy/graphviz_213.dot b/test/graphviz/scanned_easy/graphviz_213.dot
new file mode 100644
index 0000000000000000000000000000000000000000..69a7bc965b39b243b2150f4e93fc7242e2a1ad05
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_213.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=LR
+	N0 [label="IT Asset Management" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N1 [label="Hardware Procurement" color="#BDBDBD" fillcolor="#F5F5F5" shape=octagon style=filled]
+	N2 [label="Capacity Planning" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N3 [label="Server Deployment" color="#BDBDBD" fillcolor="#F5F5F5" shape=octagon style=filled]
+	N4 [label="Load Balancer Setup" color="#A1D7CD" fillcolor="#EDF5F3" shape=diamond style=filled]
+	N5 [label="Web Server Configuration" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N6 [label="Environmental Monitoring" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N7 [label="Cloud Integration with On_premise" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N8 [label="Software Licensing Management" 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]
+	M0 [label="" color="#A1D7CD" fillcolor="#EDF5F3" 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="#FBE9E7" fontname=Helvetica fontsize=10 label="Operating System Installation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="User Account Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_1 [label="Mail Server Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="manages remote access" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages proxies" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="procures equipment" color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N2 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label="tracks assets" color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N6 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_215.dot b/test/graphviz/scanned_easy/graphviz_215.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a42a54ee790977c19f7c6f738bc1ea014258b540
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_215.dot
@@ -0,0 +1,42 @@
+digraph {
+	rankdir=LR
+	N0 [label="Cloud Native Development" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label=GitOps color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N2 [label="Automated Rollbacks" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N3 [label="Static Code Analysis" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N4 [label="Canary Releases" color="#FFDA4E" fillcolor="#FFE88D" shape=octagon style=filled]
+	N5 [label="Automated Deployment" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N6 [label="Environment Management" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N7 [label="Monitoring and Logging" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N8 [label="Microservices Architecture" color="#4DD0E1" fillcolor="#C9F0F0" shape=Mdiamond style=filled]
+	N9 [label="Infrastructure Provisioning" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N10 [label="Automated Testing" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	S1 [label="" color="#4DD0E1" fillcolor="#C9F0F0" 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="#FCE4EC" fontname=Helvetica fontsize=10 label="Release Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Infrastructure as Code" color="#FFDA4E" fillcolor="#FFE88D" shape=hexagon style=filled]
+		nest0_1 [label="Cross_Functional Team Collaboration" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="automates operations" color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="fosters cross_functional teams" color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="implements blue_green" color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [label="performs rollbacks" color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [label="provisions infrastructure" color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="enables ChatOps" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_216.dot b/test/graphviz/scanned_easy/graphviz_216.dot
new file mode 100644
index 0000000000000000000000000000000000000000..9cc5a1a9b3e15432faa7a67270b49eeb5a912a49
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_216.dot
@@ -0,0 +1,51 @@
+digraph {
+	rankdir=TD
+	N0 [label="Chaos Engineering" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N1 [label="Collaboration Tools" color="#FFB74D" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N2 [label=GitOps color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N3 [label="Post_Mortem Analysis" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N4 [label="Performance Metrics Analysis" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Serverless Deployment" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N6 [label="Blue_Green Deployments" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N7 [label="Dynamic Application Security Testing" color="#CFCFCF" fillcolor="#F6F6F6" shape=Mdiamond style=filled]
+	N8 [label="Environment Management" color="#FFB74D" fillcolor="#FFF3E0" shape=diamond style=filled]
+	N9 [label="Alerting and Incident Response" color="#CFCFCF" fillcolor="#F6F6F6" shape=box style=filled]
+	N10 [label="Code Quality Checks" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N11 [label="Cost Optimization in Cloud DevOps" color="#CFCFCF" fillcolor="#F6F6F6" shape=oval style=filled]
+	N12 [label="Automated Deployment" color="#CFCFCF" fillcolor="#F6F6F6" shape=hexagon style=filled]
+	N13 [label="Continuous Integration" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+	N14 [label="Continuous Delivery" color="#FFB74D" fillcolor="#FFF3E0" shape=folder style=filled]
+	N15 [label="Static Code Analysis" 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="#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="#E3F2FD" fontname=Helvetica fontsize=10 label="Secrets Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=ChatOps color="#4285F4" fillcolor="#D0E0F8" shape=plaintext style=filled]
+		nest0_1 [label="Infrastructure as Code" color="#4285F4" fillcolor="#D0E0F8" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="manages feature flags" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="deploys canaries" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="sends alerts" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFB74D" 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 [label="monitors applications" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	N10 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N3 [label="orchestrates containers" color="#CFCFCF" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [label="accelerates delivery" color="#CFCFCF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N5 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_216.txt b/test/graphviz/scanned_easy/graphviz_216.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d9cb14aaa1dd18d3b7d3dc5b48f41dd00629c3b7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_216.txt
@@ -0,0 +1,24 @@
+<Alerting and Incident Response, connectedTo, Code Quality Checks>
+<Automated Deployment, connectedTo, Continuous Integration>
+<Blue_Green Deployments, connectedTo, Dynamic Application Security Testing>
+<Chaos Engineering, connectedTo, Collaboration Tools>
+<Chaos Engineering, connectedTo, Serverless Deployment>
+<ChatOps, connectedTo, Infrastructure as Code>
+<ChatOps, partOf, ChatOps>
+<Code Quality Checks, connectedTo, ChatOps>
+<Code Quality Checks, monitors applications, Cost Optimization in Cloud DevOps>
+<Collaboration Tools, connectedTo, GitOps>
+<Collaboration Tools, connectedTo, Serverless Deployment>
+<Continuous Delivery, connectedTo, Static Code Analysis>
+<Continuous Integration, connectedTo, Continuous Delivery>
+<Cost Optimization in Cloud DevOps, connectedTo, Automated Deployment>
+<Dynamic Application Security Testing, connectedTo, Environment Management>
+<Environment Management, connectedTo, Alerting and Incident Response>
+<GitOps, accelerates delivery, Performance Metrics Analysis>
+<GitOps, connectedTo, Blue_Green Deployments>
+<GitOps, manages feature flags, Post_Mortem Analysis>
+<Infrastructure as Code, orchestrates containers, Post_Mortem Analysis>
+<Infrastructure as Code, partOf, Infrastructure as Code>
+<Performance Metrics Analysis, deploys canaries, Serverless Deployment>
+<Post_Mortem Analysis, connectedTo, Performance Metrics Analysis>
+<Serverless Deployment, sends alerts, Blue_Green Deployments>
diff --git a/test/graphviz/scanned_easy/graphviz_218.dot b/test/graphviz/scanned_easy/graphviz_218.dot
new file mode 100644
index 0000000000000000000000000000000000000000..59b67548da1ebb61b7a08ef96dceec707d78a302
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_218.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=LR
+	N0 [label="Database Design" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N1 [label="Bug Fixing" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N2 [label=Coding color="#A188D0" fillcolor="#DACBE3" shape=folder style=filled]
+	N3 [label="Unit Testing" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N4 [label="System Testing" color="#F7BEE0" fillcolor="#FAEBF3" shape=diamond style=filled]
+	N5 [label="Cloud_Native Development" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N6 [label="Microservices Architecture" color="#F7BEE0" fillcolor="#FAEBF3" shape=Mdiamond style=filled]
+	N7 [label="Architecture Planning" color="#FF5722" fillcolor="#FFCCBC" shape=box style=filled]
+	N8 [label="Data Structures Implementation" color="#F7BEE0" fillcolor="#FAEBF3" shape=diamond style=filled]
+	N9 [label="User Interface Design" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	S0 [label="" color="#A188D0" fillcolor="#DACBE3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#A188D0" fillcolor="#DACBE3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [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="#E8F5E9" fontname=Helvetica fontsize=10 label=Containerization labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Deployment color="#A188D0" fillcolor="#DACBE3" shape=plaintext style=filled]
+		nest0_1 [label="Compiler Design" color="#FF5722" fillcolor="#FFCCBC" shape=diamond style=filled]
+		nest0_2 [label="Embedded Systems Development" color="#FF5722" fillcolor="#FFCCBC" shape=hexagon style=filled]
+		nest0_3 [label="Mobile Application Development" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="tests systems" color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="writes documentation" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="maintains code" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="optimizes performance" color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="codes features" color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [label="manages databases" color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label="develops embedded systems" color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	M1 -> N7 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_219.dot b/test/graphviz/scanned_easy/graphviz_219.dot
new file mode 100644
index 0000000000000000000000000000000000000000..cc5a262480f940441063a24876d6f6eac0615f3a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_219.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=BT
+	N0 [label="Requirements Gathering" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Frontend Development" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N2 [label="Operating System Development" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N3 [label="Architecture Planning" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+	N4 [label="Database Design" color="#F44336" fillcolor="#FFCDD2" shape=folder style=filled]
+	N5 [label="User Experience Design" color="#F44336" fillcolor="#FFCDD2" shape=diamond style=filled]
+	N6 [label="Game Development" color="#F44336" fillcolor="#FFCDD2" shape=diamond style=filled]
+	N7 [label="System Design" color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N8 [label="Integration Testing" color="#A188D0" fillcolor="#DACBE3" shape=box style=filled]
+	N9 [label=Coding color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N10 [label="Mobile Application Development" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	S0 [label="" color="#F44336" fillcolor="#FFCDD2" 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]
+	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="Continuous Delivery" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Documentation color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+		nest0_1 [label="API Development" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+		nest0_2 [label="Backend Development" color="#2196F3" fillcolor="#BBDEFB" shape=box style=filled]
+		nest0_3 [label="Algorithm Design" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="develops embedded systems" color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="builds microservices" color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="implements CD" color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="uses agile methodologies" color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="tests systems" color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [label="builds desktop apps" color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label="integrates modules" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_22.dot b/test/graphviz/scanned_easy/graphviz_22.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e784efb985e2472e2c8c8d8a10f8e56c7ee7f73e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_22.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Threat Intelligence Gathering" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Antivirus Management" color="#E91E63" fillcolor="#FCE4EC" shape=octagon style=filled]
+	N2 [label="IoT Security" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Phishing Simulation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N4 [label="Security Policy Development" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Cryptography Implementation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Incident Response" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N7 [label="Endpoint Protection" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N0 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=filters color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=authorizes color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=responds color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N4 [label=alerts color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_220.dot b/test/graphviz/scanned_easy/graphviz_220.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dcb742c1f112499baee66d394f50e7b549609058
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_220.dot
@@ -0,0 +1,43 @@
+digraph {
+	rankdir=LR
+	N0 [label="Actuator Control" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Thermal Management" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+	N2 [label="Reverse Engineering" color="#BCB88A" fillcolor="#F5F5DC" shape=parallelogram style=filled]
+	N3 [label="Regulatory Compliance" color="#9FA9E1" fillcolor="#D6D9F0" shape=octagon style=filled]
+	N4 [label="Low_Power Design" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+	N5 [label="Schematic Capture" color="#4285F4" fillcolor="#D0E0F8" shape=octagon style=filled]
+	N6 [label="Quality Control" color="#BCB88A" fillcolor="#F5F5DC" shape=oval style=filled]
+	N7 [label="Troubleshooting and Debugging" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N8 [label="Environmental Testing" color="#BCB88A" fillcolor="#F5F5DC" shape=folder style=filled]
+	N9 [label="Mixed_Signal Design" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon style=filled]
+	N10 [label="Cost 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]
+	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="Mechanical Design Integration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Test Fixture Design" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+		nest0_1 [label="Reliability Testing" color="#4285F4" fillcolor="#D0E0F8" shape=ellipse style=filled]
+		nest0_2 [label="High_Speed Digital Design" color="#4285F4" fillcolor="#D0E0F8" shape=Mdiamond style=filled]
+		nest0_3 [label="Power Integrity Analysis" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+		nest0_0 -> nest0_1 [label="integrates sensors" color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label="troubleshoots issues" color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4285F4" 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=dashed]
+	N4 -> N5 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="manages cables" color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="designs circuits" color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [label="tests hardware" color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label="supervises assembly" color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [label="protects IPs" color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	nest0_0 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_221.txt b/test/graphviz/scanned_easy/graphviz_221.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bcc34aab353085da661f560546b8178b06800622
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_221.txt
@@ -0,0 +1,25 @@
+<Assembly Line Optimization, connectedTo, Quality Control>
+<Component Selection, connectedTo, Enclosure Design>
+<Cost Optimization, programs microcontrollers, Test Fixture Design>
+<Cost Optimization, supervises assembly, Regulatory Compliance>
+<Enclosure Design, connectedTo, Thermal Management>
+<Firmware Development, controls actuators, Supply Chain Management for Components>
+<Microcontroller Programming, manages EMC, Reverse Engineering>
+<Microcontroller Programming, partOf, Microcontroller Programming>
+<Optical Module Design, connectedTo, Component Selection>
+<Optical Module Design, partOf, Optical Module Design>
+<Prototyping, connectedTo, Assembly Line Optimization>
+<Prototyping, connectedTo, Regulatory Compliance>
+<Quality Control, analyzes failures, Regulatory Compliance>
+<Regulatory Compliance, connectedTo, Firmware Development>
+<Reliability Testing, connectedTo, Component Selection>
+<Reliability Testing, connectedTo, Enclosure Design>
+<Reliability Testing, connectedTo, Microcontroller Programming>
+<Reliability Testing, connectedTo, Thermal Management>
+<Reverse Engineering, connectedTo, Optical Module Design>
+<Reverse Engineering, partOf, Reverse Engineering>
+<Supply Chain Management for Components, connectedTo, Reliability Testing>
+<Test Fixture Design, analyzes thermals, Firmware Development>
+<Test Fixture Design, connectedTo, Prototyping>
+<Test Fixture Design, optimizes costs, Environmental Testing>
+<Thermal Management, connectedTo, Environmental Testing>
diff --git a/test/graphviz/scanned_easy/graphviz_222.dot b/test/graphviz/scanned_easy/graphviz_222.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f80a036d9f4c5a3dc7bed7c4a7cab4c361582e58
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_222.dot
@@ -0,0 +1,47 @@
+digraph {
+	rankdir=BT
+	N0 [label="Quality Control" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="ASIC Design" color="#6EB76D" fillcolor="#E9F7E8" shape=octagon style=filled]
+	N2 [label="Assembly Line Optimization" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N3 [label="Intellectual Property Protection" color="#6EB76D" fillcolor="#E9F7E8" shape=diamond style=filled]
+	N4 [label="Manufacturing Process Planning" color="#D2D2D2" fillcolor="#F0F0F0" shape=diamond style=filled]
+	N5 [label="Thermal Management" color="#D2D2D2" fillcolor="#F0F0F0" shape=parallelogram style=filled]
+	N6 [label="Power Management Design" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N7 [label="Component Selection" color="#FFB2A5" fillcolor="#FFDCD6" shape=plaintext style=filled]
+	N8 [label=Prototyping color="#FFB2A5" fillcolor="#FFDCD6" shape=octagon style=filled]
+	N9 [label="Power Integrity Analysis" color="#FFB2A5" fillcolor="#FFDCD6" shape=box style=filled]
+	N10 [label="Test Fixture Design" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	S0 [label="" color="#FFB2A5" fillcolor="#FFDCD6" 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]
+	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=Documentation labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sensor Integration" color="#FFB2A5" fillcolor="#FFDCD6" shape=ellipse style=filled]
+		nest0_1 [label="Signal Integrity Analysis" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+		nest0_2 [label="Firmware Development" color="#6EB76D" fillcolor="#E9F7E8" shape=oval style=filled]
+		nest0_3 [label="Material Selection" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [label="designs enclosures" color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label="manages supply chains" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="lays out PCBs" color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#6EB76D" 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=dashed]
+	N6 -> N7 [color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="manages cables" color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#FFB2A5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [label="supervises assembly" color="#FFB2A5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label="programs microcontrollers" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [label="troubleshoots issues" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_222.txt b/test/graphviz/scanned_easy/graphviz_222.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aecf348eaf4e28969c488307edcb10f6f4e0ee3f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_222.txt
@@ -0,0 +1,25 @@
+<ASIC Design, connectedTo, Assembly Line Optimization>
+<ASIC Design, programs microcontrollers, Component Selection>
+<Assembly Line Optimization, connectedTo, Component Selection>
+<Assembly Line Optimization, lays out PCBs, Intellectual Property Protection>
+<Component Selection, connectedTo, Prototyping>
+<Firmware Development, connectedTo, Material Selection>
+<Firmware Development, partOf, Firmware Development>
+<Intellectual Property Protection, connectedTo, Manufacturing Process Planning>
+<Manufacturing Process Planning, connectedTo, Thermal Management>
+<Manufacturing Process Planning, troubleshoots issues, Component Selection>
+<Material Selection, connectedTo, Assembly Line Optimization>
+<Material Selection, partOf, Material Selection>
+<Power Integrity Analysis, manages cables, Test Fixture Design>
+<Power Management Design, connectedTo, Component Selection>
+<Power Management Design, connectedTo, Prototyping>
+<Power Management Design, connectedTo, Test Fixture Design>
+<Power Management Design, supervises assembly, Power Integrity Analysis>
+<Prototyping, connectedTo, Power Integrity Analysis>
+<Quality Control, manages supply chains, ASIC Design>
+<Sensor Integration, connectedTo, Signal Integrity Analysis>
+<Sensor Integration, partOf, Sensor Integration>
+<Signal Integrity Analysis, designs enclosures, Firmware Development>
+<Signal Integrity Analysis, partOf, Signal Integrity Analysis>
+<Thermal Management, connectedTo, Power Management Design>
+<Thermal Management, connectedTo, Sensor Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_223.txt b/test/graphviz/scanned_easy/graphviz_223.txt
new file mode 100644
index 0000000000000000000000000000000000000000..8aea288d866e0ac357a19d41c99b91a58063a934
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_223.txt
@@ -0,0 +1,24 @@
+<Biometric Authentication, connectedTo, User Interface Design>
+<Biometric Authentication, partOf, Biometric Authentication>
+<Concept Development, conducts tests, Push Notification Implementation>
+<Concept Development, designs widgets, User Feedback Collection>
+<Cross_Platform Development, concepts ideas, Subscription Management>
+<Database Design for Mobile, connectedTo, Gamification Elements>
+<Deployment to App Stores, deploys to stores, Widget Development>
+<Gamification Elements, connectedTo, Concept Development>
+<Microphone Integration, connectedTo, Deployment to App Stores>
+<Microphone Integration, connectedTo, Widget Development>
+<Offline Mode Development, connectedTo, Microphone Integration>
+<Offline Mode Development, connectedTo, Widget Development>
+<Push Notification Implementation, connectedTo, Testing and Debugging>
+<Push Notification Implementation, partOf, Push Notification Implementation>
+<Subscription Management, connectedTo, Database Design for Mobile>
+<Testing and Debugging, connectedTo, Biometric Authentication>
+<Testing and Debugging, partOf, Testing and Debugging>
+<User Experience Design, connectedTo, Cross_Platform Development>
+<User Experience Design, connectedTo, Database Design for Mobile>
+<User Experience Design, connectedTo, User Feedback Collection>
+<User Feedback Collection, connectedTo, Deep Linking>
+<User Interface Design, integrates chat, Deep Linking>
+<User Interface Design, partOf, User Interface Design>
+<Widget Development, connectedTo, User Experience Design>
diff --git a/test/graphviz/scanned_easy/graphviz_224.dot b/test/graphviz/scanned_easy/graphviz_224.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c6e1de7d1ee464ab06f1fe62758e3e44de761bd1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_224.dot
@@ -0,0 +1,45 @@
+digraph {
+	rankdir=TD
+	N0 [label="User Feedback Collection" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="User Experience Design" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N2 [label="Crash Reporting" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+	N3 [label="Subscription Management" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N4 [label="Performance Optimization" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N5 [label="Updates and Maintenance" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N6 [label="Cross_Platform Development" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N7 [label="Microphone Integration" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N8 [label="AR or VR Features in Mobile" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	S0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M0 [label="" color="#64B5F6" fillcolor="#E3F2FD" 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="API Development" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Gamification Elements" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+		nest0_1 [label="Ad Monetization" color="#64B5F6" fillcolor="#E3F2FD" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [label="optimizes performance" color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	}
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+	N4 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="concepts ideas" color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
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+	nest0_1 -> N8 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [label="manages databases" color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [label="integrates chat" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label="optimizes ASO" color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_224.txt b/test/graphviz/scanned_easy/graphviz_224.txt
new file mode 100644
index 0000000000000000000000000000000000000000..7a107f2d02f6c959367c39d39beaa0404a71c933
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_224.txt
@@ -0,0 +1,21 @@
+<Ad Monetization, connectedTo, AR or VR Features in Mobile>
+<Ad Monetization, partOf, Ad Monetization>
+<Crash Reporting, connectedTo, Subscription Management>
+<Crash Reporting, optimizes ASO, Updates and Maintenance>
+<Cross_Platform Development, connectedTo, Microphone Integration>
+<Gamification Elements, optimizes performance, Ad Monetization>
+<Gamification Elements, partOf, Gamification Elements>
+<Microphone Integration, connectedTo, AR or VR Features in Mobile>
+<Microphone Integration, connectedTo, Gamification Elements>
+<Performance Optimization, connectedTo, Updates and Maintenance>
+<Subscription Management, connectedTo, Performance Optimization>
+<Subscription Management, connectedTo, Updates and Maintenance>
+<Updates and Maintenance, concepts ideas, Cross_Platform Development>
+<User Experience Design, connectedTo, Crash Reporting>
+<User Experience Design, connectedTo, Performance Optimization>
+<User Experience Design, connectedTo, Subscription Management>
+<User Experience Design, connectedTo, Updates and Maintenance>
+<User Experience Design, integrates chat, Cross_Platform Development>
+<User Experience Design, manages databases, AR or VR Features in Mobile>
+<User Feedback Collection, connectedTo, Subscription Management>
+<User Feedback Collection, implements notifications, User Experience Design>
diff --git a/test/graphviz/scanned_easy/graphviz_225.dot b/test/graphviz/scanned_easy/graphviz_225.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eceea1e944aad4e199995689bffc732f3c358f06
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_225.dot
@@ -0,0 +1,41 @@
+digraph {
+	rankdir=BT
+	N0 [label="Geolocation Services" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N1 [label="Deployment to App Stores" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N2 [label="Performance Optimization" color="#CD8FF2" fillcolor="#ECCFF5" shape=parallelogram style=filled]
+	N3 [label="Native App Development" color="#FFC2C2" fillcolor="#FFEBEB" shape=octagon style=filled]
+	N4 [label=Wireframing color="#BDBDBD" fillcolor="#F5F5F5" shape=folder style=filled]
+	N5 [label=Prototyping color="#BDBDBD" fillcolor="#F5F5F5" shape=diamond style=filled]
+	N6 [label="Wearable Device Integration" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N7 [label="Gamification Elements" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N8 [label="Testing and Debugging" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+	N9 [label="Biometric Authentication" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N10 [label="User Feedback Collection" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N11 [label="Database Design for Mobile" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N12 [label="In_App Purchase Integration" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	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="Backend Integration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Updates and Maintenance" color="#FFC2C2" fillcolor="#FFEBEB" shape=folder style=filled]
+		nest0_1 [label="Chat Functionality" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_0 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label="uses microphone" color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="optimizes ASO" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="integrates chat" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label="enables real_time features" color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N11 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N12 [label="manages databases" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_1 [label="manages subscriptions" color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N0 -> nest0_1 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_229.dot b/test/graphviz/scanned_easy/graphviz_229.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e63cca69f2782b68e17ec357a03f920ce68325a7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_229.dot
@@ -0,0 +1,44 @@
+digraph {
+	rankdir=BT
+	N0 [label="Search Engine Marketing Strategy" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N1 [label="Penalties Recovery" color="#CB9BE1" fillcolor="#F2E6F5" shape=octagon style=filled]
+	N2 [label="Technical SEO" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N3 [label="Local SEO" color="#7E57C2" fillcolor="#D1C4E9" shape=ellipse style=filled]
+	N4 [label="Algorithm Updates Monitoring" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+	N5 [label="News Search" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N6 [label="Shopping Search" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+	N7 [label="Google My Business Management" color="#D2D2D2" fillcolor="#F0F0F0" shape=octagon style=filled]
+	N8 [label="Rank Tracking" color="#CB9BE1" fillcolor="#F2E6F5" shape=parallelogram style=filled]
+	N9 [label="Voice Search Optimization" color="#7E57C2" fillcolor="#D1C4E9" shape=plaintext style=filled]
+	N10 [label="Mobile_First Indexing" color="#D2D2D2" fillcolor="#F0F0F0" 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="#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="#E8F5E9" fontname=Helvetica fontsize=10 label="Negative SEO Prevention" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Content Quality Assessment" color="#7E57C2" fillcolor="#D1C4E9" shape=oval style=filled]
+		nest0_1 [label="International SEO" color="#7E57C2" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest0_2 [label="Search Engine Optimization" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+		nest0_0 -> nest0_1 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#D2D2D2" 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="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="interprets analytics" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="handles voice search" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label="indexes images" color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_229.txt b/test/graphviz/scanned_easy/graphviz_229.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c5dd022a2a2cd376eef429a7b32464507fb9ceff
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_229.txt
@@ -0,0 +1,22 @@
+<Algorithm Updates Monitoring, connectedTo, News Search>
+<Content Quality Assessment, connectedTo, International SEO>
+<Content Quality Assessment, partOf, Content Quality Assessment>
+<Google My Business Management, connectedTo, Rank Tracking>
+<International SEO, connectedTo, Search Engine Optimization>
+<International SEO, partOf, International SEO>
+<Local SEO, connectedTo, Algorithm Updates Monitoring>
+<Local SEO, connectedTo, News Search>
+<Local SEO, connectedTo, Voice Search Optimization>
+<Local SEO, indexes images, Google My Business Management>
+<News Search, connectedTo, Shopping Search>
+<Penalties Recovery, connectedTo, Technical SEO>
+<Rank Tracking, handles voice search, Voice Search Optimization>
+<Search Engine Marketing Strategy, connectedTo, Penalties Recovery>
+<Search Engine Optimization, connectedTo, Local SEO>
+<Search Engine Optimization, partOf, Search Engine Optimization>
+<Shopping Search, interprets analytics, Google My Business Management>
+<Technical SEO, connectedTo, Content Quality Assessment>
+<Technical SEO, connectedTo, Local SEO>
+<Technical SEO, connectedTo, Rank Tracking>
+<Technical SEO, connectedTo, Voice Search Optimization>
+<Voice Search Optimization, connectedTo, Mobile_First Indexing>
diff --git a/test/graphviz/scanned_easy/graphviz_23.dot b/test/graphviz/scanned_easy/graphviz_23.dot
new file mode 100644
index 0000000000000000000000000000000000000000..549396eaba1d6f7eda1874d062c74c624847e7aa
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_23.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Intercom System" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Pet Feeder Automation" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N2 [label="Remote Control" color="#6FE1D5" fillcolor="#C9EFEC" shape=oval style=filled]
+	N3 [label="Geofencing Trigger" color="#FFEB3B" fillcolor="#FFF9C4" shape=Mdiamond style=filled]
+	N4 [label="Sound System Integration" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N5 [label="Leak Detection" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N6 [label="Device Pairing" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N7 [label="Home Security System Activation" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N8 [label="Centralized Hub Configuration" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=schedules color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=installs color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=closes color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N6 [label=visualizes color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_231.txt b/test/graphviz/scanned_easy/graphviz_231.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5762b1143d35a714720005277eb7abd80b97fd24
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_231.txt
@@ -0,0 +1,23 @@
+<Click_Through Rate Optimization, connectedTo, Content Quality Assessment>
+<Content Quality Assessment, connectedTo, Featured Snippets Optimization>
+<Core Web Vitals Optimization, connectedTo, Google Analytics Integration>
+<Core Web Vitals Optimization, connectedTo, Schema Markup Implementation>
+<Core Web Vitals Optimization, connectedTo, Shopping Search>
+<Core Web Vitals Optimization, crawls websites, Voice Search Optimization>
+<Core Web Vitals Optimization, indexes content, Schema Markup Implementation>
+<Featured Snippets Optimization, designs site architecture, Voice Search Optimization>
+<Google Analytics Integration, connectedTo, Schema Markup Implementation>
+<Google My Business Management, connectedTo, Shopping Search>
+<International SEO, connectedTo, Semantic Search>
+<International SEO, partOf, International SEO>
+<On_Page SEO, connectedTo, Core Web Vitals Optimization>
+<On_Page SEO, connectedTo, User Experience for Search>
+<On_Page SEO, indexes academic papers, Schema Markup Implementation>
+<Schema Markup Implementation, connectedTo, Google My Business Management>
+<Search Console Management, connectedTo, Schema Markup Implementation>
+<Search Console Management, manages technical SEO, On_Page SEO>
+<Shopping Search, connectedTo, Click_Through Rate Optimization>
+<User Experience for Search, indexes images, International SEO>
+<User Experience for Search, partOf, User Experience for Search>
+<Video Search, connectedTo, Semantic Search>
+<Voice Search Optimization, connectedTo, Video Search>
diff --git a/test/graphviz/scanned_easy/graphviz_237.dot b/test/graphviz/scanned_easy/graphviz_237.dot
new file mode 100644
index 0000000000000000000000000000000000000000..74b925cf7cb83f73a69ad5456ae6fa027fbcccfd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_237.dot
@@ -0,0 +1,39 @@
+digraph {
+	rankdir=RL
+	N0 [label="Learning Analytics" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N1 [label="Instructor Training" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N2 [label="AI in Online Education" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N3 [label="Bootcamp Development" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N4 [label="Accessibility Features" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N5 [label="Digital Badges" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N6 [label="Professional Development Courses" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+	N7 [label="Online Tutoring" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	S0 [label="" color="#BDAFA8" fillcolor="#E4E0DF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [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="Feedback and Grading" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Test Preparation Courses" color="#BDAFA8" fillcolor="#E4E0DF" shape=parallelogram style=filled]
+		nest0_1 [label="Certification Issuance" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_2 [label="Asynchronous Learning" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+		nest0_3 [label="Discussion Forum Moderation" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="provides formative assessment" color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="analyzes learning data" color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="uses AR or VR for learning" color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="offers professional development" color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest0_0 [label="provides feedback" color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N5 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> S1 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [label="hosts MOOCs" color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_238.txt b/test/graphviz/scanned_easy/graphviz_238.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0095800c2efb79a9a4e5c05127266c34e09056e3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_238.txt
@@ -0,0 +1,28 @@
+<Assessment Creation, connectedTo, Financial Aid for Learners>
+<Assessment Creation, connectedTo, Micro_credential Stacking>
+<Assessment Creation, updates content, Course Promotion>
+<Certificate of Completion Issuance, connectedTo, Global Accessibility Features>
+<Certificate of Completion Issuance, partOf, Certificate of Completion Issuance>
+<Course Audit Options, connectedTo, Financial Aid for Learners>
+<Course Audit Options, partOf, Course Audit Options>
+<Course Promotion, connectedTo, Course Content Development>
+<Course Promotion, connectedTo, Financial Aid for Learners>
+<Course Promotion, connectedTo, Forum Moderation>
+<Discussion Forum Management, connectedTo, Course Content Development>
+<Discussion Forum Management, connectedTo, Instructor Recruitment for MOOCs>
+<Discussion Forum Management, personalizes learning, Forum Moderation>
+<Discussion Forum Management, researches impact, Instructor_Led Sessions>
+<Financial Aid for Learners, connectedTo, Discussion Forum Management>
+<Forum Moderation, connectedTo, Instructor Recruitment for MOOCs>
+<Global Accessibility Features, complies with regulations, Course Audit Options>
+<Global Accessibility Features, partOf, Global Accessibility Features>
+<Instructor Recruitment for MOOCs, connectedTo, Course Content Development>
+<Instructor_Led Sessions, manages registrations, Forum Moderation>
+<Learner Support, connectedTo, Financial Aid for Learners>
+<Learner Support, supports learners, Course Promotion>
+<Micro_credential Stacking, connectedTo, Course Promotion>
+<Micro_credential Stacking, connectedTo, Learner Support>
+<Micro_credential Stacking, connectedTo, Peer Grading Implementation>
+<Micro_credential Stacking, integrates videos, Financial Aid for Learners>
+<Peer Grading Implementation, connectedTo, Certificate of Completion Issuance>
+<Peer Grading Implementation, partOf, Peer Grading Implementation>
diff --git a/test/graphviz/scanned_easy/graphviz_241.txt b/test/graphviz/scanned_easy/graphviz_241.txt
new file mode 100644
index 0000000000000000000000000000000000000000..91b26d41468d4ea665952958aa26a0beb5cc8b5e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_241.txt
@@ -0,0 +1,46 @@
+<AML Screening, connectedTo, Customer Onboarding>
+<AML Screening, partOf, AML Screening>
+<Account Closure, connectedTo, Portfolio Management>
+<Account Closure, partOf, Account Closure>
+<Account Verification, connectedTo, Financial Advisory>
+<Account Verification, connectedTo, Securities Trading>
+<Compliance Review, connectedTo, AML Screening>
+<Compliance Review, partOf, Compliance Review>
+<Cryptocurrency Exchange, connectedTo, Financial Advisory>
+<Customer Onboarding, models, Treasury Management>
+<Debt Collection, connectedTo, Investment Planning>
+<Debt Collection, partOf, Debt Collection>
+<Financial Advisory, connectedTo, Customer Onboarding>
+<Forex Trading, connectedTo, Transaction Audit>
+<Forex Trading, partOf, Forex Trading>
+<Fund Disbursement, budgets, Account Verification>
+<Fund Disbursement, connectedTo, Debt Collection>
+<IPO Launch, connectedTo, Customer Onboarding>
+<IPO Launch, connectedTo, Fund Disbursement>
+<IPO Launch, connectedTo, Payment Gateway Integration>
+<IPO Launch, connectedTo, Transaction Logging>
+<IPO Launch, evaluates, Cryptocurrency Exchange>
+<Income Verification, connectedTo, Financial Advisory>
+<Income Verification, connectedTo, Fund Disbursement>
+<Investment Planning, connectedTo, Account Closure>
+<Investment Planning, partOf, Investment Planning>
+<Loan Processing, connectedTo, Cryptocurrency Exchange>
+<Market Analysis, connectedTo, Cryptocurrency Exchange>
+<Market Analysis, connectedTo, Fund Disbursement>
+<Market Analysis, connectedTo, IPO Launch>
+<Payment Gateway Integration, checks, Cryptocurrency Exchange>
+<Payment Gateway Integration, connectedTo, Financial Advisory>
+<Payment Gateway Integration, connectedTo, Fund Disbursement>
+<Payment Gateway Integration, connectedTo, Tax Preparation>
+<Portfolio Management, connectedTo, Payment Gateway Integration>
+<Portfolio Management, partOf, Portfolio Management>
+<Securities Trading, connectedTo, Customer Onboarding>
+<Securities Trading, connectedTo, Financial Advisory>
+<Securities Trading, connectedTo, Loan Processing>
+<Tax Preparation, connectedTo, Financial Advisory>
+<Tax Preparation, connectedTo, Fund Disbursement>
+<Tax Preparation, executes, Income Verification>
+<Transaction Audit, connectedTo, Compliance Review>
+<Transaction Audit, partOf, Transaction Audit>
+<Transaction Logging, connectedTo, Forex Trading>
+<Transaction Logging, connectedTo, Payment Gateway Integration>
diff --git a/test/graphviz/scanned_easy/graphviz_242.dot b/test/graphviz/scanned_easy/graphviz_242.dot
new file mode 100644
index 0000000000000000000000000000000000000000..28510b7d686caabedc2b143d4168a955f6f0c11d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_242.dot
@@ -0,0 +1,63 @@
+digraph {
+	rankdir=RL
+	N0 [label=Vaccination color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Rehabilitation Therapy" color="#C2B2F0" fillcolor="#EFE6FF" shape=hexagon style=filled]
+	N2 [label="Wound Care" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N3 [label="Case Review" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N4 [label="Patient Education" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N5 [label=Diagnosis color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N6 [label="Pharmacy Order" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N7 [label="Home Care Visit" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N8 [label="Anesthesia Administration" color="#A1D7CD" fillcolor="#EDF5F3" shape=octagon style=filled]
+	N9 [label="Dental Check_up" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N10 [label="Pain Management" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N11 [label="Physical Examination" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	S2 [label="" color="#607D8B" fillcolor="#CFD8DC" 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]
+	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="#E3F2FD" fontname=Helvetica fontsize=10 label="Insurance Claim" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Blood Test" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+		nest0_1 [label=Surgery color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+		nest0_2 [label="Treatment Plan" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#607D8B" 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="Medication Dispensing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Symptom Monitoring" color="#607D8B" fillcolor="#CFD8DC" shape=parallelogram style=filled]
+		nest1_1 [label="Imaging Scan" color="#A1D7CD" fillcolor="#EDF5F3" shape=Mdiamond style=filled]
+		nest1_2 [label="Emergency Response" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1D7CD" 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=dashed]
+	N6 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=schedules color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N4 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S2 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	S2 -> N4 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N5 -> M2 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N8 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	nest0_0 -> N10 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	nest1_0 -> N1 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_242.txt b/test/graphviz/scanned_easy/graphviz_242.txt
new file mode 100644
index 0000000000000000000000000000000000000000..9c234fb01b50241521f55afff6cfded432b22df2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_242.txt
@@ -0,0 +1,33 @@
+<Anesthesia Administration, connectedTo, Dental Check_up>
+<Anesthesia Administration, connectedTo, Symptom Monitoring>
+<Blood Test, connectedTo, Pain Management>
+<Blood Test, connectedTo, Surgery>
+<Blood Test, partOf, Blood Test>
+<Case Review, connectedTo, Patient Education>
+<Dental Check_up, connectedTo, Pain Management>
+<Diagnosis, connectedTo, Anesthesia Administration>
+<Diagnosis, connectedTo, Blood Test>
+<Diagnosis, connectedTo, Pharmacy Order>
+<Emergency Response, connectedTo, Patient Education>
+<Emergency Response, partOf, Emergency Response>
+<Home Care Visit, connectedTo, Anesthesia Administration>
+<Imaging Scan, connectedTo, Emergency Response>
+<Imaging Scan, partOf, Imaging Scan>
+<Pain Management, schedules, Physical Examination>
+<Patient Education, connectedTo, Anesthesia Administration>
+<Patient Education, connectedTo, Diagnosis>
+<Pharmacy Order, connectedTo, Anesthesia Administration>
+<Pharmacy Order, connectedTo, Home Care Visit>
+<Rehabilitation Therapy, connectedTo, Wound Care>
+<Surgery, connectedTo, Treatment Plan>
+<Surgery, partOf, Surgery>
+<Symptom Monitoring, connectedTo, Imaging Scan>
+<Symptom Monitoring, connectedTo, Rehabilitation Therapy>
+<Symptom Monitoring, partOf, Symptom Monitoring>
+<Treatment Plan, connectedTo, Dental Check_up>
+<Treatment Plan, partOf, Treatment Plan>
+<Vaccination, connectedTo, Anesthesia Administration>
+<Vaccination, connectedTo, Patient Education>
+<Vaccination, connectedTo, Rehabilitation Therapy>
+<Wound Care, connectedTo, Anesthesia Administration>
+<Wound Care, connectedTo, Case Review>
diff --git a/test/graphviz/scanned_easy/graphviz_243.dot b/test/graphviz/scanned_easy/graphviz_243.dot
new file mode 100644
index 0000000000000000000000000000000000000000..520a2baf0dceb9057e6b07ecda7a4fc00be8ddaf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_243.dot
@@ -0,0 +1,91 @@
+digraph {
+	rankdir=BT
+	N0 [label="Yield Optimization" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Predictive Maintenance" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N2 [label="Production Scheduling" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N3 [label=Welding color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N4 [label=Shipping color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+	N5 [label="Robotics Integration" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N6 [label="Inventory Check" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N7 [label="Design Review" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N8 [label="Defect Analysis" color="#4285F4" fillcolor="#D0E0F8" shape=plaintext style=filled]
+	N9 [label="Tool Path Generation" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N10 [label=Assembly color="#4285F4" fillcolor="#D0E0F8" shape=hexagon style=filled]
+	N11 [label=Serialization color="#7E57C2" fillcolor="#EDE7F6" shape=octagon style=filled]
+	N12 [label="Bills of Material Generation" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N13 [label="Batch Tracking" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N14 [label="Work_in_Progress Monitoring" color="#4285F4" fillcolor="#D0E0F8" shape=parallelogram style=filled]
+	N15 [label="Supply Chain Synchronization" color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+	N16 [label="Quality Control" color="#FBC02D" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N17 [label="Logistics Planning" 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="#FBC02D" fillcolor="#FFFDE7" 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="#4285F4" fillcolor="#D0E0F8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#4285F4" fillcolor="#D0E0F8" 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="#F3E5F5" fontname=Helvetica fontsize=10 label="Environmental Compliance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Parts Replacement" color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+		nest0_1 [label="Component Sourcing" color="#4285F4" fillcolor="#D0E0F8" shape=folder style=filled]
+		nest0_2 [label="Machine Calibration" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+		nest0_3 [label="Ergonomics Assessment" color="#4285F4" fillcolor="#D0E0F8" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#FBC02D" 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=Packaging labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Procurement color="#4285F4" fillcolor="#D0E0F8" shape=box style=filled]
+		nest1_1 [label=Maintenance color="#7E57C2" fillcolor="#EDE7F6" shape=box style=filled]
+		nest1_0 -> nest1_1 [label=prototypes color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=designs color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FBC02D" 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=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [label=repairs color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [label=analyzes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [label=paints color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [label=disposes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [label=cuts color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N7 [label=secures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [label=plans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> S1 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N17 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	S2 -> N17 [color="#7E57C2" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N7 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> M2 [color="#7E57C2" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N9 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_244.dot b/test/graphviz/scanned_easy/graphviz_244.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f864d7f9097161ec16bb0978eec79d392dc22540
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_244.dot
@@ -0,0 +1,59 @@
+digraph {
+	rankdir=TD
+	N0 [label="Parent_Teacher Conference" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="School Accreditation" color="#FFC2C2" fillcolor="#FFEBEB" shape=plaintext style=filled]
+	N2 [label="Field Trip Coordination" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N3 [label="Disciplinary Action" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N4 [label="Course Material Preparation" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N5 [label="Certificate Issuance" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N6 [label="Library Registration" color="#BA68C8" fillcolor="#F3E5F5" shape=diamond style=filled]
+	N7 [label="Advisory Committee Meeting" color="#795548" fillcolor="#D7CCC8" shape=folder style=filled]
+	N8 [label="Academic Review" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N9 [label="Graduation Approval" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N10 [label=Orientation color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	S1 [label="" color="#795548" fillcolor="#D7CCC8" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#FFC2C2" fillcolor="#FFEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [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="#FBE9E7" fontname=Helvetica fontsize=10 label="Club Registration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Transcript Issuance" color="#BA68C8" fillcolor="#F3E5F5" shape=folder style=filled]
+		nest0_1 [label="Peer Tutoring" color="#BA68C8" fillcolor="#F3E5F5" shape=plaintext style=filled]
+		nest0_2 [label="Online Learning Platform Management" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest0_3 [label="Result Declaration" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#FFC2C2" 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="Grade Entry" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Faculty Recruitment" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+		nest1_1 [label="Digital Resource Management" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N3 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S2 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	S2 -> N5 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	S2 -> N8 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_245.txt b/test/graphviz/scanned_easy/graphviz_245.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1e81fe9f2cbb7cd3e0d6d377cdba8b511737f857
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_245.txt
@@ -0,0 +1,36 @@
+<A or B Testing, connectedTo, Supplier Onboarding>
+<A or B Testing, partOf, A or B Testing>
+<Add to Cart, partOf, Add to Cart>
+<Add to Cart, promotes, A or B Testing>
+<Cart Abandonment, connectedTo, Return Merchandise Authorization>
+<Cross_selling Recommendation, connectedTo, Invoice Generation>
+<Cross_selling Recommendation, connectedTo, Return Merchandise Authorization>
+<Cross_selling Recommendation, connectedTo, User Account Management>
+<Data Analytics Reporting, connectedTo, Add to Cart>
+<Data Analytics Reporting, partOf, Data Analytics Reporting>
+<Delivery Rescheduling, connectedTo, Invoice Generation>
+<Delivery Rescheduling, connectedTo, Return Merchandise Authorization>
+<Invoice Generation, connectedTo, Data Analytics Reporting>
+<Invoice Generation, connectedTo, Shipment>
+<Live Chat Support, connectedTo, Up_selling Offer>
+<Live Chat Support, partOf, Live Chat Support>
+<Marketing Campaign Launch, connectedTo, Live Chat Support>
+<Marketing Campaign Launch, partOf, Marketing Campaign Launch>
+<Promotion Application, connectedTo, Cart Abandonment>
+<Promotion Application, connectedTo, Search Engine Optimization>
+<Promotion Application, connectedTo, Wishlist Management>
+<Search Engine Optimization, connectedTo, Wishlist Management>
+<Shipment, connectedTo, Stock Replenishment>
+<Social Media Integration, connectedTo, Marketing Campaign Launch>
+<Social Media Integration, partOf, Social Media Integration>
+<Stock Replenishment, connectedTo, Promotion Application>
+<Stock Replenishment, connectedTo, Warehouse Management>
+<Stock Replenishment, delivers, Cart Abandonment>
+<Supplier Onboarding, connectedTo, Stock Replenishment>
+<Supplier Onboarding, partOf, Supplier Onboarding>
+<Up_selling Offer, connectedTo, Cart Abandonment>
+<User Account Management, connectedTo, Delivery Rescheduling>
+<User Account Management, connectedTo, Invoice Generation>
+<Warehouse Management, connectedTo, Social Media Integration>
+<Warehouse Management, connectedTo, Up_selling Offer>
+<Wishlist Management, connectedTo, Warehouse Management>
diff --git a/test/graphviz/scanned_easy/graphviz_246.txt b/test/graphviz/scanned_easy/graphviz_246.txt
new file mode 100644
index 0000000000000000000000000000000000000000..318a70a2f4156925a4f4605545240ea141fc064e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_246.txt
@@ -0,0 +1,28 @@
+<Accident Reconstruction, connectedTo, Vehicle Tracking>
+<Accident Reconstruction, partOf, Accident Reconstruction>
+<Boarding, connectedTo, Public Transport Ticketing>
+<Boarding, partOf, Boarding>
+<Fueling, connectedTo, Weather Impact Assessment>
+<Fueling, partOf, Fueling>
+<Intermodal Transfer, connectedTo, Air Traffic Control>
+<Location Input, connectedTo, Luggage Handling>
+<Location Input, partOf, Location Input>
+<Luggage Handling, assesses, Accident Reconstruction>
+<Luggage Handling, partOf, Luggage Handling>
+<Navigation Update, audits, Intermodal Transfer>
+<Passenger Boarding Pass Issuance, connectedTo, Schedule Generation>
+<Passenger Boarding Pass Issuance, connectedTo, Weather Impact Assessment>
+<Platform Assignment, connectedTo, Boarding>
+<Platform Assignment, connectedTo, Weather Impact Assessment>
+<Public Transport Ticketing, connectedTo, Traffic Monitoring>
+<Public Transport Ticketing, partOf, Public Transport Ticketing>
+<Schedule Generation, connectedTo, Location Input>
+<Schedule Generation, connectedTo, Platform Assignment>
+<Schedule Generation, connectedTo, Weather Impact Assessment>
+<Traffic Monitoring, connectedTo, Fueling>
+<Traffic Monitoring, partOf, Traffic Monitoring>
+<Vehicle Tracking, connectedTo, Intermodal Transfer>
+<Vehicle Tracking, partOf, Vehicle Tracking>
+<Weather Impact Assessment, connectedTo, Air Traffic Control>
+<Weather Impact Assessment, connectedTo, Navigation Update>
+<Weather Impact Assessment, reports, Intermodal Transfer>
diff --git a/test/graphviz/scanned_easy/graphviz_248.dot b/test/graphviz/scanned_easy/graphviz_248.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e510fd0b6fe5fb2115b634ad786f77dcb2e79c68
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_248.dot
@@ -0,0 +1,57 @@
+digraph {
+	rankdir=RL
+	N0 [label=Cross_Examination color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Legal Aid Assistance" color="#E91E63" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N2 [label="Evidence Collection" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+	N3 [label="Closing Argument" color="#CD8FF2" fillcolor="#ECCFF5" shape=folder style=filled]
+	N4 [label="Pro Bono Work" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N5 [label="Copyright Infringement" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N6 [label="Child Custody" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N7 [label="Corporate Formation" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N8 [label="Bankruptcy Filing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N9 [label="Trademark Registration" color="#673AB7" fillcolor="#D1C4E9" shape=Mdiamond style=filled]
+	N10 [label="Divorce Proceedings" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	M0 [label="" color="#673AB7" 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="#EDE7F6" fontname=Helvetica fontsize=10 label="Judgment Writing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Legal Consultation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest0_1 [label="Estate Planning" color="#673AB7" fillcolor="#D1C4E9" shape=box style=filled]
+		nest0_2 [label="Immigration Petition" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+		nest0_0 -> nest0_1 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#CD8FF2" 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="Jury Selection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Case Filing" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest1_1 [label="Witness Testimony" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+		nest1_2 [label="Discovery Process" color="#673AB7" fillcolor="#D1C4E9" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=executes color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest0_0 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N9 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest1_0 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N2 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#673AB7" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#673AB7" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_25.dot b/test/graphviz/scanned_easy/graphviz_25.dot
new file mode 100644
index 0000000000000000000000000000000000000000..043a216de47b66c7d147d45a78dc0aca47172032
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_25.dot
@@ -0,0 +1,28 @@
+digraph {
+	rankdir=TD
+	N0 [label="Drug Discovery" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Drug Repurposing" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N2 [label="Preclinical Testing" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N3 [label="Clinical Trial Design" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N4 [label="Microbial Fermentation" color="#AED581" fillcolor="#F0F4C3" shape=oval style=filled]
+	N5 [label="Stem Cell Research" color="#AED581" fillcolor="#F0F4C3" shape=folder style=filled]
+	N6 [label="Target Identification" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N7 [label="Assay Development" color="#26A69A" fillcolor="#E0F2F1" shape=plaintext style=filled]
+	N8 [label="Lab Automation" color="#26A69A" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N9 [label="CRISPR Technology Application" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N10 [label="Genomic Editing" color="#DCE775" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N11 [label="Bioreactor Operation" color="#AED581" fillcolor="#F0F4C3" shape=ellipse style=filled]
+	N0 -> N1 [label=secures color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=simulates color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=engineers color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=synthesizes color="#AED581" 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 [label=tests color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label=analyzes color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [label=produces color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N8 -> N3 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N5 -> N7 [label=processes color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_250.dot b/test/graphviz/scanned_easy/graphviz_250.dot
new file mode 100644
index 0000000000000000000000000000000000000000..c17ee2f81ace37591f3cebff308aa421b2ae37de
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_250.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=BT
+	N0 [label="Service Activation Request" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Bill Generation" color="#C0CA33" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N2 [label="Spectrum Management" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N3 [label="Roaming Activation" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N4 [label="Call Recording" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N5 [label="Network Security Monitoring" color="#FFA726" fillcolor="#FFF3E0" shape=parallelogram style=filled]
+	N6 [label="Troubleshooting Guide" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N7 [label="Mobile Top_up" color="#C0CA33" fillcolor="#F9FBE7" shape=parallelogram style=filled]
+	N8 [label="Number Porting" color="#FFA726" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N9 [label="Network Activation" color="#C0CA33" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N10 [label="Plan Renewal" color="#61CAC3" fillcolor="#C2E8E6" shape=Mdiamond style=filled]
+	N11 [label="Technical Support Escalation" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N12 [label="Customer Relationship Management" color="#61CAC3" fillcolor="#C2E8E6" shape=diamond style=filled]
+	N13 [label="Fiber Optic Deployment" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	S0 [label="" color="#61CAC3" fillcolor="#C2E8E6" 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="#FFA726" fillcolor="#FFF3E0" 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]
+	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="#FFF3E0" fontname=Helvetica fontsize=10 label="Video Conferencing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Speed Throttling" color="#C0CA33" fillcolor="#F9FBE7" shape=octagon style=filled]
+		nest0_1 [label="Plan Selection" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+		nest0_2 [label="Payment Received" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_3 [label="Issue Resolution" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [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="#ECEFF1" fontname=Helvetica fontsize=10 label="Contract Termination" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Plan Suspension" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+		nest1_1 [label="Bandwidth Allocation" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest1_2 [label="Fraudulent Call Blocking" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest0_0 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest1_0 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N13 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N9 -> S0 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N11 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S2 -> N10 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	S2 -> N7 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#FFA726" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#C0CA33" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_251.txt b/test/graphviz/scanned_easy/graphviz_251.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e8dfbd5b7c1437202c8cba0a8853e9984e9797fe
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_251.txt
@@ -0,0 +1,45 @@
+<Animal Health Monitoring, connectedTo, Forestry Management>
+<Automated Milking, connectedTo, Packaging for Sale>
+<Automated Milking, connectedTo, Traceability System>
+<Disease Detection, connectedTo, Seed Sowing>
+<Disease Detection, partOf, Disease Detection>
+<Equipment Repair, connectedTo, Farm Maintenance>
+<Equipment Repair, connectedTo, Packaging for Sale>
+<Equipment Repair, connectedTo, Weather Tracking>
+<Farm Machinery Operation, connectedTo, Automated Milking>
+<Farm Machinery Operation, connectedTo, Packaging for Sale>
+<Farm Machinery Operation, connectedTo, Traceability System>
+<Farm Maintenance, connectedTo, Hydroponic System Management>
+<Farm Maintenance, connectedTo, Storage>
+<Food Processing, connectedTo, Yield Prediction>
+<Forestry Management, connectedTo, Food Processing>
+<Grain Drying, connectedTo, Equipment Repair>
+<Hydroponic System Management, connectedTo, Organic Certification>
+<Hydroponic System Management, partOf, Hydroponic System Management>
+<Livestock Feeding, connectedTo, Farm Machinery Operation>
+<Livestock Feeding, connectedTo, Farm Maintenance>
+<Livestock Feeding, connectedTo, Traceability System>
+<Market Transportation, connectedTo, Aquaculture Farming>
+<Organic Certification, connectedTo, Food Processing>
+<Organic Certification, partOf, Organic Certification>
+<Packaging for Sale, innovates, Farm Maintenance>
+<Pest Spraying, connectedTo, Packaging for Sale>
+<Seed Sowing, connectedTo, Market Transportation>
+<Soil Nutrient Management, connectedTo, Disease Detection>
+<Soil Nutrient Management, partOf, Soil Nutrient Management>
+<Storage, connectedTo, Animal Health Monitoring>
+<Storage, connectedTo, Aquaculture Farming>
+<Storage, connectedTo, Market Transportation>
+<Storage, connectedTo, Seed Sowing>
+<Storage, connectedTo, Yield Prediction>
+<Subsidy Application, connectedTo, Supply Chain to Retailers>
+<Subsidy Application, partOf, Subsidy Application>
+<Supply Chain to Retailers, educates, Soil Nutrient Management>
+<Supply Chain to Retailers, partOf, Supply Chain to Retailers>
+<Traceability System, connectedTo, Grain Drying>
+<Traceability System, connectedTo, Subsidy Application>
+<Weather Tracking, connectedTo, Animal Health Monitoring>
+<Weather Tracking, connectedTo, Forestry Management>
+<Weather Tracking, connectedTo, Packaging for Sale>
+<Weather Tracking, connectedTo, Pest Spraying>
+<Yield Prediction, connectedTo, Seed Sowing>
diff --git a/test/graphviz/scanned_easy/graphviz_253.txt b/test/graphviz/scanned_easy/graphviz_253.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fdd1f6d1497a33a477316c7c1651641a65fe516f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_253.txt
@@ -0,0 +1,44 @@
+<Agent Assignment, connectedTo, Site Visit Scheduling>
+<Brokerage License Renewal, connectedTo, Open House Event>
+<Commercial Lease Negotiation, partOf, Commercial Lease Negotiation>
+<Commercial Lease Negotiation, renovates, Zoning Compliance>
+<Document Signing, connectedTo, Closing Meeting>
+<Eviction Process, connectedTo, Home Inspection>
+<Eviction Process, partOf, Eviction Process>
+<Home Inspection, partOf, Home Inspection>
+<Home Inspection, rents, Virtual Tour Creation>
+<Investment Property Analysis, connectedTo, Document Signing>
+<Investment Property Analysis, connectedTo, Lease Renewal>
+<Investment Property Analysis, connectedTo, Property Marketing>
+<Land Acquisition, connectedTo, Agent Assignment>
+<Land Acquisition, connectedTo, Property Insurance>
+<Land Acquisition, connectedTo, Property Marketing>
+<Lease Renewal, connectedTo, Eviction Process>
+<Lease Renewal, connectedTo, Loan Pre_Approval>
+<Lease Renewal, connectedTo, Property Marketing>
+<Lease Renewal, leases, Agent Assignment>
+<Loan Pre_Approval, connectedTo, Agent Assignment>
+<Loan Pre_Approval, connectedTo, Land Acquisition>
+<Loan Pre_Approval, connectedTo, Property Marketing>
+<Mortgage Application Assistance, connectedTo, Property Valuation>
+<Mortgage Application Assistance, partOf, Mortgage Application Assistance>
+<Open House Event, connectedTo, Tax Assessment>
+<Price Negotiation, connectedTo, Agent Assignment>
+<Property Insurance, connectedTo, Price Negotiation>
+<Property Marketing, connectedTo, Agent Assignment>
+<Property Marketing, connectedTo, Property Insurance>
+<Property Tax Payment, acquires, Property Marketing>
+<Property Tax Payment, connectedTo, Brokerage License Renewal>
+<Property Tax Payment, connectedTo, Price Negotiation>
+<Property Tax Payment, connectedTo, Property Insurance>
+<Property Tax Payment, markets, Agent Assignment>
+<Property Tax Payment, negotiates, Investment Property Analysis>
+<Property Valuation, connectedTo, Commercial Lease Negotiation>
+<Property Valuation, partOf, Property Valuation>
+<Site Visit Scheduling, connectedTo, Brokerage License Renewal>
+<Site Visit Scheduling, connectedTo, Mortgage Application Assistance>
+<Tax Assessment, secures, Document Signing>
+<Virtual Tour Creation, connectedTo, Property Insurance>
+<Virtual Tour Creation, partOf, Virtual Tour Creation>
+<Zoning Compliance, connectedTo, Brokerage License Renewal>
+<Zoning Compliance, partOf, Zoning Compliance>
diff --git a/test/graphviz/scanned_easy/graphviz_254.dot b/test/graphviz/scanned_easy/graphviz_254.dot
new file mode 100644
index 0000000000000000000000000000000000000000..543c5d05051c45852f839339f3fb3c39ddf3bb86
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_254.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=LR
+	N0 [label="Rescue Coordination" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N1 [label="Evidence Collection" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N2 [label="Suspect Identification" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N3 [label="Disaster Relief Coordination" color="#FFD54F" fillcolor="#FFF8E1" shape=plaintext style=filled]
+	N4 [label="Hazard Detection" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N5 [label="Resource Allocation" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N6 [label="Shelter Setup" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N7 [label="Surveillance Review" color="#DCE775" fillcolor="#FCFCE7" shape=diamond style=filled]
+	N8 [label="Victim Support Services" color="#FFD54F" fillcolor="#FFF8E1" shape=diamond style=filled]
+	N9 [label="Border Security" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N10 [label="Court Testimony" color="#DCE775" fillcolor="#FCFCE7" shape=parallelogram style=filled]
+	N11 [label="Public Safety Training" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N12 [label="Traffic Control" color="#DCE775" fillcolor="#FCFCE7" shape=octagon style=filled]
+	N13 [label="Community Outreach" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+	N14 [label="Law Enforcement Database Check" color="#DCE775" fillcolor="#FCFCE7" shape=octagon style=filled]
+	N15 [label="Crowd Management" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N16 [label="Crime Scene Analysis" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N17 [label="Cybersecurity Threat Response" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N18 [label="Hostage Negotiation" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	S0 [label="" color="#EAEFA5" fillcolor="#FDFCEB" 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]
+	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="#FCE4EC" fontname=Helvetica fontsize=10 label="Forensic Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Incident Command System Activation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+		nest0_1 [label="Emergency Dispatch" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+		nest0_2 [label="Responder Alert" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+		nest0_3 [label="Evacuation Planning" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label=equips color="#FFD54F" 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="Public Warning" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Search and Rescue Operations" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+		nest1_1 [label="SWAT Team Activation" color="#FFD54F" fillcolor="#FFF8E1" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFD54F" 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="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N18 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N18 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N18 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [label=arrests color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N11 -> M1 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	M1 -> N17 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_259.dot b/test/graphviz/scanned_easy/graphviz_259.dot
new file mode 100644
index 0000000000000000000000000000000000000000..6c39f11cf9df719c55e2b6017dd2dbe4e704fa82
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_259.dot
@@ -0,0 +1,67 @@
+digraph {
+	rankdir=RL
+	N0 [label="Vehicle Registration" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N1 [label="Dealership Sales" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N2 [label="Recall Management" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N3 [label="Assembly Line Setup" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N4 [label="Safety Inspection" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N5 [label="Autonomous Driving Software Development" color="#9C27B0" fillcolor="#E1BEE7" shape=parallelogram style=filled]
+	N6 [label="Maintenance Scheduling" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N7 [label="Research and Development" color="#9C27B0" fillcolor="#E1BEE7" shape=Mdiamond style=filled]
+	N8 [label="Inventory Tracking" color="#9C27B0" fillcolor="#E1BEE7" shape=Mdiamond style=filled]
+	N9 [label="Vehicle Financing" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N10 [label="Spare Parts Order" color="#73C6BC" fillcolor="#D0EFEE" shape=octagon style=filled]
+	N11 [label="Fluid Level Check" color="#73C6BC" fillcolor="#D0EFEE" 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="#9C27B0" fillcolor="#E1BEE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#A1D7CD" fillcolor="#EDF5F3" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#9C27B0" fillcolor="#E1BEE7" 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="Supplier Selection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Global Supply Chain Management" color="#9C27B0" fillcolor="#E1BEE7" shape=plaintext style=filled]
+		nest0_1 [label="Customer Relationship Management" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+		nest0_2 [label="Emission Testing" color="#9C27B0" fillcolor="#E1BEE7" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#9C27B0" 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="Paint Application" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Road Testing" color="#A1D7CD" fillcolor="#EDF5F3" shape=plaintext style=filled]
+		nest1_1 [label="Vehicle Connectivity" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=cleans color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A1D7CD" 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=solid]
+	N4 -> N5 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest0_0 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N3 [label=registers color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest1_0 [label=maintains color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N9 [label=advertises color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N4 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [label=simulates color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N8 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	M1 -> N11 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_26.dot b/test/graphviz/scanned_easy/graphviz_26.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b62dd08f2c37394d332f04e1b02c87e6aec92f95
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_26.dot
@@ -0,0 +1,27 @@
+digraph {
+	rankdir=LR
+	N0 [label="Compound Synthesis" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N1 [label="Audit Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N2 [label=Pharmacovigilance color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N3 [label="Active Pharmaceutical Ingredient Production" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N4 [label="Clinical Supply Management" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N5 [label="Post_Marketing Surveillance" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N6 [label="Injectable Drug Manufacturing" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N7 [label="Batch Release" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N8 [label=Distribution color="#AED581" fillcolor="#F0F4C3" shape=diamond style=filled]
+	N9 [label="Cold Chain Logistics" color="#FFC107" fillcolor="#FFECB3" shape=diamond style=filled]
+	N10 [label="Post_Approval Commitment Tracking" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N11 [label="Supply Chain Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=ellipse style=filled]
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=transports color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=trials color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=advises color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=optimizes color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=partners color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFC107" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#AED581" dir=forward penwidth=1.5 style=solid]
+	N3 -> N9 [label=evaluates color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_261.txt b/test/graphviz/scanned_easy/graphviz_261.txt
new file mode 100644
index 0000000000000000000000000000000000000000..38943cfc5337a064e3e4d9c4e6e03b3894e1e2c8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_261.txt
@@ -0,0 +1,33 @@
+<Actuarial Analysis, connectedTo, Benefit Payout>
+<Actuarial Analysis, partOf, Actuarial Analysis>
+<Annuity Sales, connectedTo, Customer Communication>
+<Auto Accident Claims, connectedTo, Customer Communication>
+<Auto Accident Claims, partOf, Auto Accident Claims>
+<Benefit Payout, connectedTo, Business Interruption Coverage>
+<Benefit Payout, partOf, Benefit Payout>
+<Broker Management, connectedTo, Annuity Sales>
+<Broker Management, connectedTo, Customer Communication>
+<Broker Management, connectedTo, Third_Party Administrator Liaison>
+<Business Interruption Coverage, connectedTo, Broker Management>
+<Claim Submission, connectedTo, Actuarial Analysis>
+<Claim Submission, partOf, Claim Submission>
+<Compliance Reporting, connectedTo, Business Interruption Coverage>
+<Compliance Reporting, connectedTo, Customer Communication>
+<Compliance Reporting, connectedTo, Customer Onboarding>
+<Compliance Reporting, connectedTo, Subrogation>
+<Coverage Review, connectedTo, Auto Accident Claims>
+<Coverage Review, partOf, Coverage Review>
+<Customer Communication, connectedTo, Claim Adjustment>
+<Customer Communication, connectedTo, Claim Submission>
+<Customer Onboarding, connectedTo, Business Interruption Coverage>
+<Customer Onboarding, connectedTo, Customer Communication>
+<Policy Cancellation, connectedTo, Coverage Review>
+<Policy Cancellation, partOf, Policy Cancellation>
+<Policy Issuance, connectedTo, Business Interruption Coverage>
+<Policy Issuance, connectedTo, Customer Onboarding>
+<Subrogation, connectedTo, Business Interruption Coverage>
+<Subrogation, connectedTo, Customer Onboarding>
+<Subrogation, connectedTo, Policy Cancellation>
+<Subrogation, connectedTo, Policy Issuance>
+<Third_Party Administrator Liaison, connectedTo, Annuity Sales>
+<Third_Party Administrator Liaison, connectedTo, Customer Communication>
diff --git a/test/graphviz/scanned_easy/graphviz_265.dot b/test/graphviz/scanned_easy/graphviz_265.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8f20381e6b0dcaf07446bcc59cdbc7b344bd2397
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_265.dot
@@ -0,0 +1,89 @@
+digraph {
+	rankdir=LR
+	N0 [label="Quality Control" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label="Clinical Trial Design" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N2 [label="Computational Biology Modeling" color="#03A9F4" fillcolor="#B3E5FC" shape=folder style=filled]
+	N3 [label="Vaccine Development" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N4 [label="Personalized Medicine Formulation" color="#E0E0E0" fillcolor="#EBEBEB" shape=diamond style=filled]
+	N5 [label="Bioreactor Operation" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N6 [label="Clinical Data Interpretation" color="#03A9F4" fillcolor="#B3E5FC" shape=Mdiamond style=filled]
+	N7 [label="Biosafety Protocol" color="#03A9F4" fillcolor="#B3E5FC" shape=folder style=filled]
+	N8 [label="Nanobiotechnology Application" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N9 [label="Bioprocess Optimization" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N10 [label="Biosensor Development" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N11 [label=Pharmacogenomics color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N12 [label="Bioinformatics Analysis" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N13 [label="Preclinical Testing" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+	N14 [label=Bioimaging color="#CB9BE1" fillcolor="#F2E6F5" shape=oval style=filled]
+	N15 [label="Ethical Review Board Approval" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N16 [label="Lab Automation" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	S0 [label="" color="#03A9F4" fillcolor="#B3E5FC" 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]
+	S2 [label="" color="#CB9BE1" fillcolor="#F2E6F5" 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="#E0E0E0" fillcolor="#EBEBEB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [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="#FCE4EC" fontname=Helvetica fontsize=10 label="Gene Sequencing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Cell Culture" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+		nest0_1 [label="Monoclonal Antibody Production" color="#E0E0E0" fillcolor="#EBEBEB" shape=box 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="#E8F5E9" fontname=Helvetica fontsize=10 label="Gene Therapy Delivery" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Genomic Editing" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+		nest1_1 [label="Structural Biology" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+		nest1_2 [label="Assay Development" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+		nest1_3 [label="Microbial Fermentation" color="#E0E0E0" fillcolor="#EBEBEB" shape=oval style=filled]
+		nest1_0 -> nest1_1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=simulates color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=models color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [label=educates color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [label=analyzes color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N13 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N9 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N4 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	S1 -> N3 [label=delivers color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N8 -> S2 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S2 -> N15 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [label=applies color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [label=optimizes color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M2 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N10 -> M2 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_266.dot b/test/graphviz/scanned_easy/graphviz_266.dot
new file mode 100644
index 0000000000000000000000000000000000000000..eb7d353de5900d927dc037f92133e1379225292a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_266.dot
@@ -0,0 +1,86 @@
+digraph {
+	rankdir=RL
+	N0 [label="Post_Approval Commitment Tracking" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N1 [label="Clinical Supply Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=octagon style=filled]
+	N2 [label="Good Manufacturing Practices" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N3 [label="Post_Marketing Surveillance" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N4 [label="Health Economics Outcomes Research" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Injectable Drug Manufacturing" color="#FFF9AE" fillcolor="#FFFCE6" shape=hexagon style=filled]
+	N6 [label="Intellectual Property Litigation" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N7 [label="Active Pharmaceutical Ingredient Production" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N8 [label="Regulatory Approval" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N9 [label="Global Regulatory Affairs" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N10 [label=Pharmacovigilance color="#FFF9AE" fillcolor="#FFFCE6" shape=plaintext style=filled]
+	N11 [label="Drug Research" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+	N12 [label="Counterfeit Drug Detection" color="#82DAFF" fillcolor="#C8EDFF" shape=ellipse style=filled]
+	N13 [label="Patient Adherence Programs" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+	N14 [label="Drug Device Combination" color="#82DAFF" fillcolor="#C8EDFF" shape=box style=filled]
+	N15 [label="Clinical Data Management" color="#82DAFF" fillcolor="#C8EDFF" shape=Mdiamond style=filled]
+	N16 [label="Medical Writing" color="#FFF9AE" fillcolor="#FFFCE6" shape=octagon style=filled]
+	N17 [label="Preclinical Testing" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N18 [label="Drug Stability Testing" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N19 [label="Compound Synthesis" color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+	N20 [label="Market Access Strategy" color="#FFF9AE" fillcolor="#FFFCE6" 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="#82DAFF" fillcolor="#C8EDFF" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FFF9AE" fillcolor="#FFFCE6" 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="#FBE9E7" fontname=Helvetica fontsize=10 label="Drug Repurposing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Manufacturing Scale_up" color="#82DAFF" fillcolor="#C8EDFF" shape=hexagon style=filled]
+		nest0_1 [label="Cleanroom Operations" color="#E91E63" fillcolor="#FCE4EC" shape=ellipse style=filled]
+		nest0_2 [label="Batch Release" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+		nest0_0 -> nest0_1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#82DAFF" 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="Patent Application" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Clinical Trial Phases" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+		nest1_1 [label=Biostatistics color="#82DAFF" fillcolor="#C8EDFF" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=consults color="#82DAFF" 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=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [label=distributes color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N18 -> N19 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N19 -> N20 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	N18 -> nest0_0 [label=reports color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N6 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N19 -> nest1_0 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N12 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N17 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S0 -> N20 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N15 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> S1 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N20 [color="#82DAFF" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N19 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N15 [color="#82DAFF" dir=forward penwidth=1.5 style=solid]
+	S1 -> N17 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M0 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N11 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N17 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	M1 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_267.dot b/test/graphviz/scanned_easy/graphviz_267.dot
new file mode 100644
index 0000000000000000000000000000000000000000..932cd5711f5436f5fb102d90cbcff769d1bdd0d5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_267.dot
@@ -0,0 +1,80 @@
+digraph {
+	rankdir=LR
+	N0 [label="Robot Assembly" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	N1 [label="Machine Vision" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+	N2 [label="Data Collection" color="#AF56A6" fillcolor="#DDCEDD" shape=Mdiamond style=filled]
+	N3 [label="Robot Fleet Management" color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+	N4 [label="Battery Management" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N5 [label="Artificial Intelligence Integration" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N6 [label="Medical Robotics" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N7 [label="Sensor Integration" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N8 [label="Performance Testing" color="#E91E63" fillcolor="#F8BBD0" shape=oval style=filled]
+	N9 [label="Force Control" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N10 [label="Software Development" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N11 [label="System Integration" color="#E91E63" fillcolor="#F8BBD0" shape=box style=filled]
+	N12 [label="Drone Control" color="#81C784" fillcolor="#F1F8E9" shape=diamond style=filled]
+	N13 [label="Industrial Automation" color="#AF56A6" fillcolor="#DDCEDD" shape=box style=filled]
+	N14 [label="Robot Design" color="#AF56A6" fillcolor="#DDCEDD" shape=oval style=filled]
+	N15 [label="Safety System Implementation" color="#AF56A6" fillcolor="#DDCEDD" shape=ellipse style=filled]
+	S0 [label="" color="#81C784" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S1 [label="" color="#AF56A6" fillcolor="#DDCEDD" 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="#AF56A6" fillcolor="#DDCEDD" 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="#F1F8E9" fontname=Helvetica fontsize=10 label="Swarm Robotics" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Robotics Simulation" color="#81C784" fillcolor="#F1F8E9" shape=parallelogram style=filled]
+		nest0_1 [label="Exploration Robotics" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+		nest0_2 [label="Service Robotics" color="#E91E63" fillcolor="#F8BBD0" shape=oval style=filled]
+		nest0_3 [label="Robot Programming" color="#E91E63" fillcolor="#F8BBD0" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#E91E63" 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="Wireless Communication" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Autonomous Navigation" color="#AF56A6" fillcolor="#DDCEDD" shape=hexagon style=filled]
+		nest1_1 [label=Calibration color="#E91E63" fillcolor="#F8BBD0" shape=ellipse style=filled]
+		nest1_2 [label="Path Planning" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_3 [label="Human_Robot Interaction" color="#81C784" fillcolor="#F1F8E9" 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=dashed]
+		nest1_2 -> nest1_3 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#AF56A6" 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="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#000000" 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=solid]
+	N14 -> N15 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest1_0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S0 [color="#AF56A6" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N11 -> S1 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N15 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	N11 -> M0 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N10 -> M0 [color="#AF56A6" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N9 -> M1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	M1 -> N11 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_268.dot b/test/graphviz/scanned_easy/graphviz_268.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2b52119111ee23ab7e0417dbe17b88c1131ddd1a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_268.dot
@@ -0,0 +1,62 @@
+digraph {
+	rankdir=BT
+	N0 [label=Demolition color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Electrical Wiring" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N2 [label="Safety Inspection" color="#81C784" fillcolor="#F1F8E9" shape=folder style=filled]
+	N3 [label="Equipment Mobilization" color="#81C784" fillcolor="#F1F8E9" shape=plaintext style=filled]
+	N4 [label="Drone Surveying" color="#BDBDBD" fillcolor="#F5F5F5" shape=parallelogram style=filled]
+	N5 [label="Project Scheduling" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N6 [label=Tunneling color="#BDBDBD" fillcolor="#F5F5F5" shape=oval style=filled]
+	N7 [label="Concrete Pouring" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N8 [label="Roofing Installation" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N9 [label="Robotics in Construction" color="#81C784" fillcolor="#F1F8E9" 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="#BDBDBD" fillcolor="#F5F5F5" 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="#BDBDBD" fillcolor="#F5F5F5" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#DCE775" 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="#FCE4EC" fontname=Helvetica fontsize=10 label="Risk Assessment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Budget Tracking" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+		nest0_1 [label="Site Logistics" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+		nest0_2 [label="Change Order Management" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#81C784" 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="#ECEFF1" fontname=Helvetica fontsize=10 label="Steel Erection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Punch List Completion" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+		nest1_1 [label="Sustainable Building Design" color="#BDBDBD" fillcolor="#F5F5F5" shape=Mdiamond style=filled]
+		nest1_0 -> nest1_1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest0_0 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N8 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N2 -> nest1_0 [color="#BDBDBD" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N5 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> S1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#BDBDBD" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N3 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_271.dot b/test/graphviz/scanned_easy/graphviz_271.dot
new file mode 100644
index 0000000000000000000000000000000000000000..55f5251a4e1e1abb406d37c053f2534c62f9a8b0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_271.dot
@@ -0,0 +1,66 @@
+digraph {
+	rankdir=LR
+	N0 [label="Sponsorship Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Fan Experience Enhancement" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N2 [label="Player Transfer" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N3 [label="Youth Development Programs" color="#A188DB" fillcolor="#DED7F0" shape=folder style=filled]
+	N4 [label="Training Session" color="#A188DB" fillcolor="#DED7F0" shape=hexagon style=filled]
+	N5 [label="Sports Technology Integration" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N6 [label="Sports Analytics" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+	N7 [label="Accessibility in Sports Venues" color="#A188DB" fillcolor="#DED7F0" shape=ellipse style=filled]
+	N8 [label="Venue Booking" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N9 [label="Sports Betting Regulation" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N10 [label="Media Rights Negotiation" color="#BA68C8" fillcolor="#F3E5F5" shape=Mdiamond style=filled]
+	N11 [label="Talent Scouting" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N12 [label="Data Analytics in Sports" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	S0 [label="" color="#BA68C8" fillcolor="#F3E5F5" 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="#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="#FCE4EC" fontname=Helvetica fontsize=10 label="Stadium Operations" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Tournament Organization" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+		nest0_1 [label="League Management" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+		nest0_2 [label="Sports Medicine" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#BA68C8" 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="#FBE9E7" fontname=Helvetica fontsize=10 label="Athlete Brand Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Rule Enforcement" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+		nest1_1 [label="Athlete Nutrition Planning" color="#BA68C8" fillcolor="#F3E5F5" shape=hexagon style=filled]
+		nest1_2 [label="Event Broadcasting" color="#A188DB" fillcolor="#DED7F0" shape=box style=filled]
+		nest1_3 [label="Esports Event Management" color="#BA68C8" fillcolor="#F3E5F5" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=markets color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> S0 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#A188DB" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N8 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#A188DB" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_271.txt b/test/graphviz/scanned_easy/graphviz_271.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0a211153a2d1d00f08216c2fd07ccb44ebff08ca
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_271.txt
@@ -0,0 +1,34 @@
+<Accessibility in Sports Venues, connectedTo, Venue Booking>
+<Athlete Nutrition Planning, connectedTo, Event Broadcasting>
+<Athlete Nutrition Planning, partOf, Athlete Nutrition Planning>
+<Esports Event Management, connectedTo, Accessibility in Sports Venues>
+<Esports Event Management, partOf, Esports Event Management>
+<Event Broadcasting, connectedTo, Esports Event Management>
+<Event Broadcasting, partOf, Event Broadcasting>
+<Fan Experience Enhancement, connectedTo, Player Transfer>
+<Fan Experience Enhancement, connectedTo, Rule Enforcement>
+<League Management, connectedTo, Sports Medicine>
+<League Management, partOf, League Management>
+<Media Rights Negotiation, connectedTo, Talent Scouting>
+<Media Rights Negotiation, connectedTo, Tournament Organization>
+<Player Transfer, connectedTo, Media Rights Negotiation>
+<Player Transfer, connectedTo, Youth Development Programs>
+<Rule Enforcement, connectedTo, Athlete Nutrition Planning>
+<Rule Enforcement, partOf, Rule Enforcement>
+<Sponsorship Management, connectedTo, Fan Experience Enhancement>
+<Sports Analytics, connectedTo, Accessibility in Sports Venues>
+<Sports Betting Regulation, markets, Media Rights Negotiation>
+<Sports Medicine, connectedTo, Data Analytics in Sports>
+<Sports Medicine, partOf, Sports Medicine>
+<Sports Technology Integration, connectedTo, Sports Analytics>
+<Talent Scouting, connectedTo, Data Analytics in Sports>
+<Tournament Organization, connectedTo, League Management>
+<Tournament Organization, partOf, Tournament Organization>
+<Training Session, connectedTo, Media Rights Negotiation>
+<Training Session, connectedTo, Sports Technology Integration>
+<Venue Booking, connectedTo, Data Analytics in Sports>
+<Venue Booking, connectedTo, Media Rights Negotiation>
+<Venue Booking, connectedTo, Sports Betting Regulation>
+<Venue Booking, connectedTo, Talent Scouting>
+<Youth Development Programs, connectedTo, Media Rights Negotiation>
+<Youth Development Programs, connectedTo, Training Session>
diff --git a/test/graphviz/scanned_easy/graphviz_272.dot b/test/graphviz/scanned_easy/graphviz_272.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44b3c77c1efc24dc3dd2994d6da6e808b9cf7e84
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_272.dot
@@ -0,0 +1,54 @@
+digraph {
+	rankdir=BT
+	N0 [label="E_commerce Management" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Footwear Production" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N2 [label="Material Sourcing" color="#FFC2C2" fillcolor="#FFEBEB" shape=parallelogram style=filled]
+	N3 [label="Retail Sales" color="#FFF176" fillcolor="#FFFDE7" shape=Mdiamond style=filled]
+	N4 [label="Return Processing" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N5 [label="Pattern Making" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N6 [label="Influencer Collaboration" color="#FFC2C2" fillcolor="#FFEBEB" 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="#FFF176" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFC2C2" fillcolor="#FFEBEB" 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="Embroidery and Embellishment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Packaging color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest0_1 [label="Sample Creation" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+		nest0_2 [label="Wholesale Distribution" color="#FFB74D" fillcolor="#FFF3E0" shape=box style=filled]
+		nest0_3 [label="Seasonal Collection Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#FFB74D" 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="Color Palette Selection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Customer Loyalty Programs" color="#FFC2C2" fillcolor="#FFEBEB" shape=Mdiamond style=filled]
+		nest1_1 [label="Garment Production" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest1_2 [label="Quality Check" color="#FFC2C2" fillcolor="#FFEBEB" shape=diamond style=filled]
+		nest1_3 [label="Marketing Campaign" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [label=licenses color="#FFF176" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=markets color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> nest0_0 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N6 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [label=retails color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_273.dot b/test/graphviz/scanned_easy/graphviz_273.dot
new file mode 100644
index 0000000000000000000000000000000000000000..315d43cd95fe7fa1050439c19cd165b1738bb382
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_273.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=TD
+	N0 [label="Recruitment Planning" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Grievance Handling" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N2 [label="Candidate Sourcing" color="#FFF176" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N3 [label="Employee Engagement Surveys" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+	N4 [label="HR Information System Implementation" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N5 [label="Conflict Resolution" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N6 [label="Work_Life Balance Initiatives" color="#FFF176" fillcolor="#FFFDE7" shape=oval style=filled]
+	N7 [label="HR Analytics" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N8 [label="Employee Data Management" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N9 [label="Interview Scheduling" color="#FFE69C" fillcolor="#FFF9D4" shape=diamond style=filled]
+	N10 [label="Job Posting" color="#FFF176" fillcolor="#FFFDE7" shape=plaintext style=filled]
+	N11 [label="Workforce Planning" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N12 [label="Wellness Programs" color="#FFCC7A" fillcolor="#FFF6D9" shape=oval style=filled]
+	N13 [label="Change Management" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N14 [label="Remote Work Policy" color="#FFCC7A" fillcolor="#FFF6D9" shape=Mdiamond style=filled]
+	N15 [label="Employee Training" color="#FFF176" fillcolor="#FFFDE7" shape=box style=filled]
+	N16 [label="Leadership Training" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N17 [label="Global Mobility Programs" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N18 [label="Offer Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	S1 [label="" color="#FFF176" fillcolor="#FFFDE7" 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="#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="#FBE9E7" fontname=Helvetica fontsize=10 label="Employee Handbook Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Disciplinary Procedures" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+		nest0_1 [label="Employee Relations" color="#FFCC7A" fillcolor="#FFF6D9" shape=Mdiamond style=filled]
+		nest0_2 [label="Succession Planning" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest0_3 [label="Team Building Activities" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [label=policies color="#FFF176" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [label=promotes 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="Employee Recognition Programs" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Skill Development Programs" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+		nest1_1 [label="Compliance Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+		nest1_2 [label="Health and Safety Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=onboards color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N16 -> N17 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N17 -> N18 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N16 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N1 [label=benefits color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N16 -> nest1_0 [color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [label=manages color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N8 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N13 -> M1 [label=motivates color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N16 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_273.txt b/test/graphviz/scanned_easy/graphviz_273.txt
new file mode 100644
index 0000000000000000000000000000000000000000..508b08b83826d838d23debdc610f22bcc169ba56
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_273.txt
@@ -0,0 +1,41 @@
+<Candidate Sourcing, connectedTo, Employee Engagement Surveys>
+<Change Management, connectedTo, Remote Work Policy>
+<Change Management, motivates, Leadership Training>
+<Compliance Management, connectedTo, Health and Safety Management>
+<Compliance Management, partOf, Compliance Management>
+<Conflict Resolution, connectedTo, Employee Data Management>
+<Conflict Resolution, connectedTo, Work_Life Balance Initiatives>
+<Disciplinary Procedures, partOf, Disciplinary Procedures>
+<Disciplinary Procedures, policies, Employee Relations>
+<Employee Data Management, connectedTo, Interview Scheduling>
+<Employee Engagement Surveys, connectedTo, HR Information System Implementation>
+<Employee Engagement Surveys, connectedTo, Leadership Training>
+<Employee Relations, connectedTo, Succession Planning>
+<Employee Relations, partOf, Employee Relations>
+<Employee Training, connectedTo, Leadership Training>
+<Global Mobility Programs, connectedTo, Offer Management>
+<Grievance Handling, connectedTo, Candidate Sourcing>
+<Grievance Handling, connectedTo, Employee Data Management>
+<HR Analytics, connectedTo, Employee Data Management>
+<HR Information System Implementation, connectedTo, Conflict Resolution>
+<Health and Safety Management, connectedTo, Candidate Sourcing>
+<Health and Safety Management, partOf, Health and Safety Management>
+<Interview Scheduling, connectedTo, Job Posting>
+<Interview Scheduling, connectedTo, Leadership Training>
+<Interview Scheduling, manages, Change Management>
+<Job Posting, connectedTo, Workforce Planning>
+<Leadership Training, connectedTo, Disciplinary Procedures>
+<Leadership Training, connectedTo, Global Mobility Programs>
+<Leadership Training, connectedTo, Skill Development Programs>
+<Recruitment Planning, connectedTo, Grievance Handling>
+<Remote Work Policy, connectedTo, Employee Training>
+<Skill Development Programs, connectedTo, Compliance Management>
+<Skill Development Programs, partOf, Skill Development Programs>
+<Succession Planning, partOf, Succession Planning>
+<Succession Planning, promotes, Team Building Activities>
+<Team Building Activities, benefits, Grievance Handling>
+<Team Building Activities, partOf, Team Building Activities>
+<Wellness Programs, connectedTo, Change Management>
+<Work_Life Balance Initiatives, connectedTo, Leadership Training>
+<Work_Life Balance Initiatives, onboards, HR Analytics>
+<Workforce Planning, connectedTo, Wellness Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_274.dot b/test/graphviz/scanned_easy/graphviz_274.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f583899290d112981f6ed1def928e26a133feaee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_274.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=LR
+	N0 [label="Psychometric Testing" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N1 [label="Applicant Tracking System Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=oval style=filled]
+	N2 [label="Candidate Assessment Design" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N3 [label="Candidate Feedback Collection" color="#DCE775" fillcolor="#FCFCE7" shape=oval style=filled]
+	N4 [label="Background Check" color="#F06292" fillcolor="#FCE4EC" shape=diamond style=filled]
+	N5 [label="Recruitment Marketing" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N6 [label="Candidate Relationship Management" color="#DCE775" fillcolor="#FCFCE7" shape=box style=filled]
+	N7 [label="Candidate Tracking" color="#DCE775" fillcolor="#FCFCE7" shape=parallelogram style=filled]
+	N8 [label="Video Interviewing" color="#DCE775" fillcolor="#FCFCE7" shape=oval style=filled]
+	N9 [label="Offer Extension" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	N10 [label="Temporary Staffing" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N11 [label="Employer Branding" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N12 [label="Executive Search" color="#6FE1D5" fillcolor="#C9EFEC" shape=Mdiamond style=filled]
+	N13 [label="Reference Checking" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N14 [label="Diversity Sourcing" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N15 [label="Onboarding Handoff" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N16 [label="Job Description Creation" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+	S0 [label="" color="#DCE775" fillcolor="#FCFCE7" 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="#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="#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="#E8F5E9" fontname=Helvetica fontsize=10 label="Job Fair Organization" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Social Recruiting" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+		nest0_1 [label="Employee Referral Program" color="#DCE775" fillcolor="#FCFCE7" shape=hexagon style=filled]
+		nest0_2 [label="Interview Panel Coordination" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+		nest0_3 [label="Recruiter Training" color="#DCE775" fillcolor="#FCFCE7" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#DCE775" 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="#FFF3E0" fontname=Helvetica fontsize=10 label="Competency_Based Interviewing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Passive Candidate Engagement" color="#6FE1D5" fillcolor="#C9EFEC" shape=Mdiamond style=filled]
+		nest1_1 [label="Internal Mobility" color="#DCE775" fillcolor="#FCFCE7" shape=octagon style=filled]
+		nest1_2 [label="Campus Recruitment" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=matches color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#DCE775" 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 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [label=optimizes color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N16 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N13 -> nest1_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N16 [label=brands color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [label=consults color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> S2 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	S2 -> N13 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S2 -> N11 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N11 -> M0 [color="#F06292" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#F06292" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N12 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_275.txt b/test/graphviz/scanned_easy/graphviz_275.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bb11a56885f023de6ebf21f536d7b33cc3a32b66
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_275.txt
@@ -0,0 +1,28 @@
+<Complaint Trend Analysis, connectedTo, Service Blueprinting>
+<Complaint Trend Analysis, partOf, Complaint Trend Analysis>
+<Customer Journey Mapping, connectedTo, Customer Retention Strategies>
+<Customer Onboarding Support, connectedTo, Email Support>
+<Customer Onboarding Support, connectedTo, Self_Service Portal Management>
+<Customer Retention Strategies, connectedTo, Issue Escalation>
+<Feedback Collection, connectedTo, Self_Service Portal Management>
+<Feedback Collection, partOf, Feedback Collection>
+<Feedback Loop to Product Development, consults, Proactive Communication>
+<Feedback Loop to Product Development, partOf, Feedback Loop to Product Development>
+<Issue Escalation, diagnoses, Email Support>
+<Issue Escalation, personals, Feedback Loop to Product Development>
+<Multilingual Support, connectedTo, Feedback Collection>
+<Multilingual Support, partOf, Multilingual Support>
+<Personalized Assistance, connectedTo, Customer Onboarding Support>
+<Personalized Assistance, connectedTo, Customer Retention Strategies>
+<Personalized Assistance, connectedTo, Email Support>
+<Personalized Assistance, connectedTo, Issue Escalation>
+<Post_Service Follow_up, partOf, Post_Service Follow_up>
+<Post_Service Follow_up, satisfies, Complaint Trend Analysis>
+<Proactive Communication, connectedTo, Multilingual Support>
+<Proactive Communication, partOf, Proactive Communication>
+<Self_Service Portal Management, connectedTo, Customer Journey Mapping>
+<Self_Service Portal Management, connectedTo, Email Support>
+<Self_Service Portal Management, connectedTo, Issue Escalation>
+<Self_Service Portal Management, connectedTo, Post_Service Follow_up>
+<Service Blueprinting, connectedTo, Customer Retention Strategies>
+<Service Blueprinting, partOf, Service Blueprinting>
diff --git a/test/graphviz/scanned_easy/graphviz_276.dot b/test/graphviz/scanned_easy/graphviz_276.dot
new file mode 100644
index 0000000000000000000000000000000000000000..5cd85540c744ff8eefcfbb851bb9475363f2f512
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_276.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=TD
+	N0 [label="Freight Auditing" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N1 [label="Supply Chain Finance" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N2 [label="Supplier Relationship Management" color="#2196F3" fillcolor="#BBDEFB" shape=folder style=filled]
+	N3 [label="Third_Party Logistics Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=folder style=filled]
+	N4 [label="Resilience Planning" color="#BDAFA8" fillcolor="#E4E0DF" shape=octagon style=filled]
+	N5 [label="Supplier Selection" color="#BDAFA8" fillcolor="#E4E0DF" shape=Mdiamond style=filled]
+	N6 [label="Distribution Network Design" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N7 [label="Logistics Optimization" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+	N8 [label="Demand Planning" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N9 [label="Container Tracking" color="#BDAFA8" fillcolor="#E4E0DF" shape=plaintext style=filled]
+	N10 [label=Warehousing color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N11 [label="Order Fulfillment" color="#2196F3" fillcolor="#BBDEFB" shape=hexagon style=filled]
+	N12 [label="Risk Management" color="#BDAFA8" fillcolor="#E4E0DF" shape=diamond style=filled]
+	N13 [label="Intermodal Transportation" color="#2196F3" fillcolor="#BBDEFB" shape=ellipse style=filled]
+	N14 [label="Last_Mile Delivery Optimization" color="#BDAFA8" fillcolor="#E4E0DF" shape=box style=filled]
+	N15 [label="Customs Compliance" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N16 [label="Contract Manufacturing Oversight" 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]
+	S1 [label="" color="#2196F3" fillcolor="#BBDEFB" 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]
+	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="Material Flow Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Sustainability Initiatives" color="#BDAFA8" fillcolor="#E4E0DF" shape=hexagon style=filled]
+		nest0_1 [label="Reverse Logistics" color="#6FE1D5" fillcolor="#C9EFEC" shape=Mdiamond style=filled]
+		nest0_0 -> nest0_1 [color="#6FE1D5" 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="Circular Economy Practices" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Vendor Managed Inventory" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+		nest1_1 [label="Collaborative Planning" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+		nest1_2 [label="Global Sourcing Strategy" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+		nest1_3 [label="Performance Monitoring" color="#BDAFA8" fillcolor="#E4E0DF" shape=plaintext style=filled]
+		nest1_0 -> nest1_1 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=analyzes color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=tracks color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [label=procures color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [label=optimizes color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N14 -> nest0_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest1_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N3 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#2196F3" dir=forward penwidth=1.5 style=solid]
+	S0 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S1 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#BDAFA8" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N11 -> M0 [color="#BDAFA8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [label=forecasts color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N3 [color="#2196F3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_277.dot b/test/graphviz/scanned_easy/graphviz_277.dot
new file mode 100644
index 0000000000000000000000000000000000000000..50bdf7c842805f07807c034556a1361d51d74160
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_277.dot
@@ -0,0 +1,72 @@
+digraph {
+	rankdir=RL
+	N0 [label="Resource Estimation" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Equipment Maintenance" color="#3F51B5" fillcolor="#C5CAE9" shape=Mdiamond style=filled]
+	N2 [label="Feasibility Study" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N3 [label="Water Management" color="#9575CD" fillcolor="#EDE7F6" shape=box style=filled]
+	N4 [label=Smelting color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N5 [label="Underground Mining Operations" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N6 [label="Autonomous Haulage Systems" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N7 [label=Refining color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N8 [label="Ventilation System" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N9 [label="Remote Operations Center" color="#9575CD" fillcolor="#EDE7F6" shape=parallelogram style=filled]
+	N10 [label="Open Pit Mining Operations" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N11 [label="Energy Management" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N12 [label="Core Logging" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N13 [label="Regulatory Compliance Reporting" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N14 [label="Mine Dewatering" color="#3F51B5" fillcolor="#C5CAE9" shape=diamond style=filled]
+	N15 [label="Crushing and Grinding" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N16 [label="Geological Survey" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	S0 [label="" color="#9575CD" fillcolor="#EDE7F6" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M1 [label="" color="#9575CD" 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="#F3E5F5" fontname=Helvetica fontsize=10 label="Mineral Processing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Dust Control" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+		nest0_1 [label=Reclamation color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#9575CD" 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="Geotechnical Stability Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Robotics in Mining" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+		nest1_1 [label="Mine Closure Planning" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest1_2 [label="Product Marketing" color="#3F51B5" fillcolor="#C5CAE9" shape=parallelogram style=filled]
+		nest1_3 [label="Community Relations" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=analyzes color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=extracts color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N13 -> N14 [label=processes color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [label=designs color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [label=operates color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N13 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> nest1_0 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N14 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S0 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#9575CD" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> S1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [label=drills color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N13 -> M1 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#9575CD" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N16 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_277.txt b/test/graphviz/scanned_easy/graphviz_277.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d9cada05b8706b90ffa2f391926f9be6ff1bf7aa
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_277.txt
@@ -0,0 +1,38 @@
+<Autonomous Haulage Systems, analyzes, Refining>
+<Community Relations, connectedTo, Mine Dewatering>
+<Community Relations, partOf, Community Relations>
+<Core Logging, connectedTo, Regulatory Compliance Reporting>
+<Crushing and Grinding, connectedTo, Geological Survey>
+<Dust Control, connectedTo, Reclamation>
+<Dust Control, partOf, Dust Control>
+<Energy Management, connectedTo, Core Logging>
+<Equipment Maintenance, connectedTo, Feasibility Study>
+<Equipment Maintenance, connectedTo, Geological Survey>
+<Feasibility Study, connectedTo, Geological Survey>
+<Feasibility Study, connectedTo, Water Management>
+<Mine Closure Planning, connectedTo, Product Marketing>
+<Mine Closure Planning, partOf, Mine Closure Planning>
+<Mine Dewatering, designs, Crushing and Grinding>
+<Open Pit Mining Operations, connectedTo, Energy Management>
+<Open Pit Mining Operations, operates, Dust Control>
+<Product Marketing, connectedTo, Community Relations>
+<Product Marketing, partOf, Product Marketing>
+<Reclamation, connectedTo, Regulatory Compliance Reporting>
+<Reclamation, partOf, Reclamation>
+<Refining, extracts, Ventilation System>
+<Regulatory Compliance Reporting, connectedTo, Geological Survey>
+<Regulatory Compliance Reporting, processes, Mine Dewatering>
+<Remote Operations Center, connectedTo, Crushing and Grinding>
+<Remote Operations Center, connectedTo, Mine Dewatering>
+<Remote Operations Center, connectedTo, Open Pit Mining Operations>
+<Remote Operations Center, connectedTo, Robotics in Mining>
+<Resource Estimation, connectedTo, Equipment Maintenance>
+<Robotics in Mining, connectedTo, Mine Closure Planning>
+<Robotics in Mining, partOf, Robotics in Mining>
+<Smelting, connectedTo, Underground Mining Operations>
+<Underground Mining Operations, connectedTo, Autonomous Haulage Systems>
+<Ventilation System, connectedTo, Remote Operations Center>
+<Water Management, connectedTo, Crushing and Grinding>
+<Water Management, connectedTo, Mine Dewatering>
+<Water Management, connectedTo, Smelting>
+<Water Management, drills, Autonomous Haulage Systems>
diff --git a/test/graphviz/scanned_easy/graphviz_279.txt b/test/graphviz/scanned_easy/graphviz_279.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a8cd6946be7e309928b00798259efbab62f19cad
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_279.txt
@@ -0,0 +1,39 @@
+<Astronaut Training, connectedTo, Autonomous Rendezvous and Docking>
+<Astronaut Training, connectedTo, Launch Vehicle Integration>
+<Astronaut Training, connectedTo, Mars Mission Planning>
+<Autonomous Rendezvous and Docking, connectedTo, Space Station Operations>
+<Data Acquisition, connectedTo, Mission Design>
+<Deep Space Communications, connectedTo, New Space Technology Development>
+<Deep Space Communications, partOf, Deep Space Communications>
+<Extravehicular Activity Planning, connectedTo, Orbital Mechanics>
+<Extravehicular Activity Planning, connectedTo, Spacecraft Control>
+<Launch Vehicle Integration, connectedTo, Autonomous Rendezvous and Docking>
+<Launch Vehicle Integration, educates, Microgravity Experiments>
+<Life Support Systems, calibrates, Space Tourism Development>
+<Life Support Systems, connectedTo, Microgravity Experiments>
+<Lunar Exploration, connectedTo, Mission Control Center Management>
+<Lunar Exploration, partOf, Lunar Exploration>
+<Mars Mission Planning, connectedTo, Autonomous Rendezvous and Docking>
+<Mars Mission Planning, explores, Data Acquisition>
+<Microgravity Experiments, connectedTo, Extravehicular Activity Planning>
+<Microgravity Experiments, funds, Lunar Exploration>
+<Mission Control Center Management, connectedTo, Scientific Data Analysis>
+<Mission Control Center Management, partOf, Mission Control Center Management>
+<Mission Design, connectedTo, Ground Station Operations>
+<Mission Design, connectedTo, Life Support Systems>
+<Mission Design, connectedTo, Microgravity Experiments>
+<Mission Design, connectedTo, Space Station Operations>
+<Mission Design, connectedTo, Space Tourism Development>
+<Mission Design, connectedTo, Spacecraft Control>
+<Mission Design, partners, Launch Vehicle Integration>
+<Mission Design, predicts, Microgravity Experiments>
+<New Space Technology Development, connectedTo, Launch Vehicle Integration>
+<New Space Technology Development, partOf, New Space Technology Development>
+<Orbital Mechanics, connectedTo, Deep Space Communications>
+<Orbital Mechanics, partOf, Orbital Mechanics>
+<Scientific Data Analysis, connectedTo, Life Support Systems>
+<Scientific Data Analysis, partOf, Scientific Data Analysis>
+<Space Station Operations, connectedTo, Ground Station Operations>
+<Space Tourism Development, connectedTo, Launch Vehicle Integration>
+<Space Tourism Development, connectedTo, Microgravity Experiments>
+<Spacecraft Control, connectedTo, Autonomous Rendezvous and Docking>
diff --git a/test/graphviz/scanned_easy/graphviz_28.txt b/test/graphviz/scanned_easy/graphviz_28.txt
new file mode 100644
index 0000000000000000000000000000000000000000..64b9aef64d51f02dcb191e4cbaaa34ee902c2bb1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_28.txt
@@ -0,0 +1,13 @@
+<Bridge Building, estimates, Electrical Wiring>
+<Concrete Pouring, demolishes, Risk Assessment>
+<Electrical Wiring, contracts, Structural Framing>
+<Electrical Wiring, secures, Risk Assessment>
+<Facade Installation, lays, Concrete Pouring>
+<Facade Installation, renovates, Risk Assessment>
+<Interior Finishing, connectedTo, Road Construction>
+<Plumbing Work, repairs, Facade Installation>
+<Project Scheduling, connectedTo, Quality Assurance>
+<Quality Assurance, connectedTo, Plumbing Work>
+<Road Construction, audits, Bridge Building>
+<Structural Framing, plans, Subcontractor Management>
+<Subcontractor Management, connectedTo, Project Scheduling>
diff --git a/test/graphviz/scanned_easy/graphviz_280.txt b/test/graphviz/scanned_easy/graphviz_280.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e811e8b8668c77fdc71d11dba6ee5f29d79e5777
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_280.txt
@@ -0,0 +1,39 @@
+<Adaptation Strategy Development, collects, Flood Risk Assessment>
+<Adaptation Strategy Development, partOf, Adaptation Strategy Development>
+<Arctic and Antarctic Research, connectedTo, Extreme Weather Event Analysis>
+<Arctic and Antarctic Research, studies, Climate Change Vulnerability Assessment>
+<Atmospheric Monitoring, connectedTo, Climate Education Programs>
+<Atmospheric Monitoring, partOf, Atmospheric Monitoring>
+<Carbon Sequestration Technologies, connectedTo, Climate Change Vulnerability Assessment>
+<Carbon Sequestration Technologies, connectedTo, Data Collection>
+<Carbon Sequestration Technologies, connectedTo, Greenhouse Gas Measurement>
+<Carbon Sequestration Technologies, connectedTo, Ocean Acidification Studies>
+<Carbon Sequestration Technologies, connectedTo, Water Resource Management under Climate Change>
+<Climate Change Vulnerability Assessment, connectedTo, Ocean Acidification Studies>
+<Climate Education Programs, partOf, Climate Education Programs>
+<Climate Education Programs, recommends, Carbon Sequestration Technologies>
+<Climate Modeling, connectedTo, Climate Policy Analysis>
+<Climate Modeling, partOf, Climate Modeling>
+<Climate Policy Analysis, connectedTo, Atmospheric Monitoring>
+<Climate Policy Analysis, partOf, Climate Policy Analysis>
+<Data Collection, connectedTo, Remote Sensing for Climate>
+<Extreme Weather Event Analysis, connectedTo, Carbon Sequestration Technologies>
+<Extreme Weather Event Analysis, connectedTo, Climate Change Vulnerability Assessment>
+<Extreme Weather Event Analysis, connectedTo, Climate Modeling>
+<Flood Risk Assessment, connectedTo, Ice Sheet Dynamics>
+<Flood Risk Assessment, partOf, Flood Risk Assessment>
+<Green Technology Incubation, connectedTo, Remote Sensing for Climate>
+<Green Technology Incubation, partOf, Green Technology Incubation>
+<Greenhouse Gas Measurement, connectedTo, Paleoclimate Reconstruction>
+<Ice Sheet Dynamics, connectedTo, Green Technology Incubation>
+<Ice Sheet Dynamics, partOf, Ice Sheet Dynamics>
+<Indigenous Knowledge Integration, connectedTo, Arctic and Antarctic Research>
+<Indigenous Knowledge Integration, connectedTo, Climate Change Vulnerability Assessment>
+<Indigenous Knowledge Integration, validates, Greenhouse Gas Measurement>
+<Indigenous Knowledge Integration, visualizes, Carbon Sequestration Technologies>
+<Paleoclimate Reconstruction, connectedTo, Adaptation Strategy Development>
+<Paleoclimate Reconstruction, connectedTo, Climate Change Vulnerability Assessment>
+<Paleoclimate Reconstruction, connectedTo, Data Collection>
+<Remote Sensing for Climate, connectedTo, Climate Change Vulnerability Assessment>
+<Water Resource Management under Climate Change, connectedTo, Climate Change Vulnerability Assessment>
+<Water Resource Management under Climate Change, quantifies, Greenhouse Gas Measurement>
diff --git a/test/graphviz/scanned_easy/graphviz_281.txt b/test/graphviz/scanned_easy/graphviz_281.txt
new file mode 100644
index 0000000000000000000000000000000000000000..f88f0f42a43d742371f6c1566fb13fec57e85376
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_281.txt
@@ -0,0 +1,34 @@
+<Air Quality Forecasting, connectedTo, Meteorological Station Maintenance>
+<Air Quality Forecasting, connectedTo, Pollution Dispersion Modeling>
+<Atmospheric Sounding, partOf, Atmospheric Sounding>
+<Atmospheric Sounding, transmits, Cloud Observation>
+<Boundary Layer Study, connectedTo, Climate Modeling>
+<Boundary Layer Study, connectedTo, Pollution Dispersion Modeling>
+<Boundary Layer Study, connectedTo, Tornado Watch or Warning>
+<Climate Modeling, connectedTo, Fire Weather Forecasting>
+<Cloud Observation, connectedTo, Air Quality Forecasting>
+<Cloud Observation, partOf, Cloud Observation>
+<Humidity Sensing, maps, Weather Forecasting>
+<Lightning Detection, connectedTo, Nowcasting>
+<Lightning Detection, partOf, Lightning Detection>
+<Meteorological Station Maintenance, connectedTo, Atmospheric Sounding>
+<Meteorological Station Maintenance, connectedTo, Boundary Layer Study>
+<Nowcasting, connectedTo, Climate Modeling>
+<Pollution Dispersion Modeling, connectedTo, Radar Imaging>
+<Public Weather Briefing, connectedTo, Seasonal Outlook Preparation>
+<Public Weather Briefing, partOf, Public Weather Briefing>
+<Radar Imaging, connectedTo, Climate Modeling>
+<Radar Imaging, connectedTo, Wind Speed and Direction>
+<Seasonal Outlook Preparation, connectedTo, Lightning Detection>
+<Seasonal Outlook Preparation, partOf, Seasonal Outlook Preparation>
+<Synoptic Chart Analysis, connectedTo, Air Quality Forecasting>
+<Synoptic Chart Analysis, connectedTo, Meteorological Station Maintenance>
+<Synoptic Chart Analysis, connectedTo, Pollution Dispersion Modeling>
+<Tornado Watch or Warning, calibrates, Climate Modeling>
+<Tornado Watch or Warning, connectedTo, Pollution Dispersion Modeling>
+<Tornado Watch or Warning, connectedTo, Radar Imaging>
+<Tornado Watch or Warning, interprets, Fire Weather Forecasting>
+<Weather Forecasting, connectedTo, Synoptic Chart Analysis>
+<Wind Speed and Direction, connectedTo, Climate Modeling>
+<Wind Speed and Direction, connectedTo, Nowcasting>
+<Wind Speed and Direction, connectedTo, Public Weather Briefing>
diff --git a/test/graphviz/scanned_easy/graphviz_282.dot b/test/graphviz/scanned_easy/graphviz_282.dot
new file mode 100644
index 0000000000000000000000000000000000000000..505940de43cb74aabe1d6c1d86fd8ea131b020f2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_282.dot
@@ -0,0 +1,64 @@
+digraph {
+	rankdir=TD
+	N0 [label="Waste Characterization Study" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+	N1 [label="Organics Collection" color="#90A4AE" fillcolor="#ECEFF1" shape=diamond style=filled]
+	N2 [label="Landfill Gas Collection" color="#90A4AE" fillcolor="#ECEFF1" shape=parallelogram style=filled]
+	N3 [label="Construction and Demolition Waste Management" color="#9C27B0" fillcolor="#E1BEE7" shape=hexagon style=filled]
+	N4 [label="Paper Recycling" color="#9C27B0" fillcolor="#E1BEE7" shape=Mdiamond style=filled]
+	N5 [label="Waste Reduction Planning" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N6 [label="Waste Logistics Optimization" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+	N7 [label="Closed_Loop Systems" color="#90A4AE" fillcolor="#ECEFF1" shape=box style=filled]
+	N8 [label="Textile Recycling" color="#90A4AE" fillcolor="#ECEFF1" 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="#9C27B0" fillcolor="#E1BEE7" 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]
+	M1 [label="" color="#9C27B0" fillcolor="#E1BEE7" 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="Material Recovery Facility Operation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Community Recycling Programs" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+		nest0_1 [label="Waste Collection" color="#90A4AE" fillcolor="#ECEFF1" shape=ellipse style=filled]
+		nest0_2 [label="Illegal Dumping Monitoring" color="#64B5F6" fillcolor="#E3F2FD" shape=folder style=filled]
+		nest0_3 [label="Biomedical Waste Handling" color="#64B5F6" fillcolor="#E3F2FD" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#90A4AE" 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="Waste Audit" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Leachate Treatment" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+		nest1_1 [label="Waste Sorting" color="#90A4AE" fillcolor="#ECEFF1" shape=hexagon style=filled]
+		nest1_2 [label="Electronic Waste Recycling" color="#90A4AE" fillcolor="#ECEFF1" shape=octagon style=filled]
+		nest1_3 [label="Industrial Waste Management" color="#64B5F6" fillcolor="#E3F2FD" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=inspects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest0_0 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N5 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [label=compacts color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N5 -> S1 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N6 [color="#90A4AE" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [label=maintains color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#90A4AE" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_283.dot b/test/graphviz/scanned_easy/graphviz_283.dot
new file mode 100644
index 0000000000000000000000000000000000000000..866a9dc05bf6a1d4187660f5f4913ff88c0c36fe
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_283.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=RL
+	N0 [label="Agricultural Water Use Efficiency" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	N1 [label="Groundwater Management" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N2 [label="Drinking Water Standards Compliance" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N3 [label="Hydrological Modeling" color="#FFF9AE" fillcolor="#FFFCE6" shape=hexagon style=filled]
+	N4 [label="Transboundary Water Management" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N5 [label="Wastewater Treatment" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N6 [label="Rainwater Harvesting" color="#FFF9AE" fillcolor="#FFFCE6" shape=box style=filled]
+	N7 [label="Water Scarcity Mitigation" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N8 [label="Hydroelectric Power Generation" color="#61CAC3" fillcolor="#C2E8E6" shape=diamond style=filled]
+	N9 [label="Climate Change Adaptation for Water" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N10 [label="Water Meter Reading" color="#FFF9AE" fillcolor="#FFFCE6" shape=octagon style=filled]
+	N11 [label="Water Rights Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+	N12 [label="Drought Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+	S0 [label="" color="#BA68C8" fillcolor="#F3E5F5" 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]
+	M0 [label="" color="#BA68C8" fillcolor="#F3E5F5" 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]
+	M2 [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="#ECEFF1" fontname=Helvetica fontsize=10 label="Water Loss Detection" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Water Quality Monitoring" color="#FFF9AE" fillcolor="#FFFCE6" shape=folder style=filled]
+		nest0_1 [label="Public Awareness Campaigns" color="#FFF9AE" fillcolor="#FFFCE6" shape=Mdiamond style=filled]
+		nest0_2 [label="Billing and Revenue Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=folder style=filled]
+		nest0_3 [label="Greywater Recycling" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#FFF9AE" 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="#E0F2F1" fontname=Helvetica fontsize=10 label="Smart Water Networks" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Ecosystem Protection" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+		nest1_1 [label="Aquifer Recharge" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+		nest1_2 [label="Sewer System Inspection" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+		nest1_3 [label="Watershed Management" color="#FFF9AE" fillcolor="#FFFCE6" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+		nest1_2 -> nest1_3 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=monitors color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=irrigates color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N9 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_3 -> N10 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> S0 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N6 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N12 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#FFF9AE" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#FFF9AE" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_284.dot b/test/graphviz/scanned_easy/graphviz_284.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0a1cb503167eac1a79d40752bd978278173e80c8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_284.dot
@@ -0,0 +1,79 @@
+digraph {
+	rankdir=RL
+	N0 [label="Advanced Sorting Technologies" color="#FFC2C2" fillcolor="#FFEBEB" shape=ellipse style=filled]
+	N1 [label="Metal Recycling" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+	N2 [label="Recycling Infrastructure Development" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N3 [label="Product Design for Recyclability" color="#FFC2C2" fillcolor="#FFEBEB" shape=diamond style=filled]
+	N4 [label="Cleaning and Processing" color="#80DDEA" fillcolor="#D3F7F9" shape=Mdiamond style=filled]
+	N5 [label="Textile Recycling" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N6 [label="Recycling Policy Advocacy" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N7 [label="Industrial Recycling Programs" color="#80DDEA" fillcolor="#D3F7F9" shape=box style=filled]
+	N8 [label="Life Cycle Assessment" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+	N9 [label="Sorting and Segregation" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N10 [label="Battery Recycling" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N11 [label="Commercial Recycling Solutions" color="#FFC2C2" fillcolor="#FFEBEB" shape=hexagon style=filled]
+	N12 [label="Hazardous Material Recovery" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	N13 [label="Chemical Recycling" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N14 [label="Recycling Market Development" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N15 [label="New Product Manufacturing" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N16 [label="Composting Organic Waste" color="#80DDEA" fillcolor="#D3F7F9" shape=ellipse style=filled]
+	S1 [label="" color="#80DDEA" fillcolor="#D3F7F9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [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="#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="#F1F8E9" fontname=Helvetica fontsize=10 label="Closed_Loop Material Flow" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Glass Recycling" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest0_1 [label="Material Purity Testing" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+		nest0_2 [label="Contamination Reduction" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#FFC2C2" 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="#F1F8E9" fontname=Helvetica fontsize=10 label="Paper Recycling" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Tyre Recycling" color="#FFC2C2" fillcolor="#FFEBEB" shape=plaintext style=filled]
+		nest1_1 [label="Waste Audit for Recycling" color="#FFC2C2" fillcolor="#FFEBEB" shape=oval style=filled]
+		nest1_2 [label="Circular Economy Implementation" color="#FFC2C2" fillcolor="#FFEBEB" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=audits color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=grades color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#FFC2C2" 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="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N15 -> N16 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N13 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N10 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> nest1_0 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N7 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N9 -> S1 [color="#FFC2C2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N16 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#80DDEA" dir=forward penwidth=1.5 style=dashed]
+	N11 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#80DDEA" dir=forward penwidth=1.5 style=solid]
+	S2 -> N15 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	S2 -> N16 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N9 [color="#FFC2C2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_285.dot b/test/graphviz/scanned_easy/graphviz_285.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4ad7c81a8a9e97c39b57370f32815ac8fda5bf88
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_285.dot
@@ -0,0 +1,80 @@
+digraph {
+	rankdir=BT
+	N0 [label="Indigenous Forestry Practices" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Carbon Sequestration Monitoring" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+	N2 [label="Forestry Policy Development" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N3 [label=Reforestation color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N4 [label="Climate Change Adaptation in Forests" color="#FF5722" fillcolor="#FFCCBC" shape=oval style=filled]
+	N5 [label="Forest Fire Management" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N6 [label="Forest Research" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	N7 [label="Forestry Equipment Maintenance" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N8 [label="Biomass Production from Forests" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N9 [label="Ecological Restoration" color="#81C784" fillcolor="#F1F8E9" shape=hexagon style=filled]
+	N10 [label="Non_Timber Forest Product Collection" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N11 [label="Timber Harvesting" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N12 [label="Forest Inventory" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N13 [label="Forest Road Construction" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N14 [label="Pest and Disease Control" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+	S0 [label="" color="#81C784" fillcolor="#F1F8E9" 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="#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]
+	M2 [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="#ECEFF1" fontname=Helvetica fontsize=10 label="Wildlife Habitat Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Forest Carbon Accounting" color="#FF5722" fillcolor="#FFCCBC" shape=ellipse style=filled]
+		nest0_1 [label="Urban Forestry Management" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+		nest0_2 [label="Recreation Management" color="#FF5722" fillcolor="#FFCCBC" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#92C79A" 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="Forest Health Monitoring" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Biodiversity Conservation in Forests" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+		nest1_1 [label="Tree Nursery Management" color="#FF5722" fillcolor="#FFCCBC" shape=plaintext style=filled]
+		nest1_2 [label="Forestry Education" color="#92C79A" fillcolor="#E8F0EA" shape=folder style=filled]
+		nest1_0 -> nest1_1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [label=assesses color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N10 -> nest0_0 [label=maps color="#81C784" dir=forward penwidth=1.5 style=solid]
+	nest0_2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S0 [color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [label=prevents color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [label=enforces color="#FF5722" dir=forward penwidth=1.5 style=dashed]
+	N8 -> S1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [label=monitors color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> M1 [label=identifies color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> M1 [color="#81C784" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N11 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [label=controls color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> M2 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+	M2 -> N8 [color="#FF5722" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_286.dot b/test/graphviz/scanned_easy/graphviz_286.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e3fd273ed3a3be5609523f527b810572185b12dd
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_286.dot
@@ -0,0 +1,70 @@
+digraph {
+	rankdir=TD
+	N0 [label="Pre_surgical Assessment" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	N1 [label="Medical Record Keeping" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N2 [label="Veterinary Pathology" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N3 [label="Laboratory Testing" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N4 [label=Diagnosis color="#FFC085" fillcolor="#FFDAB9" shape=octagon style=filled]
+	N5 [label="Euthanasia Services" color="#FFEB3B" fillcolor="#FFF9C4" shape=diamond style=filled]
+	N6 [label="Pet Check_up" color="#61CAC3" fillcolor="#C2E8E6" shape=oval style=filled]
+	N7 [label="Wildlife Rehabilitation" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N8 [label="Herd Health Programs" color="#FFEB3B" fillcolor="#FFF9C4" shape=folder style=filled]
+	N9 [label="Sterilization Protocols" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N10 [label="Emergency Vet Services" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N11 [label="Pain Management" color="#FFC085" fillcolor="#FFDAB9" shape=Mdiamond style=filled]
+	N12 [label="Anesthesia Administration" color="#FFC085" fillcolor="#FFDAB9" shape=octagon style=filled]
+	N13 [label="Behavioral Counseling" color="#61CAC3" fillcolor="#C2E8E6" shape=ellipse style=filled]
+	S0 [label="" color="#FFC085" fillcolor="#FFDAB9" 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]
+	M0 [label="" color="#61CAC3" fillcolor="#C2E8E6" 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="#EDE7F6" fontname=Helvetica fontsize=10 label=Microchipping labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label=Vaccination color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+		nest0_1 [label="Dental Care" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+		nest0_2 [label="Farm Animal Health Management" color="#FFEB3B" fillcolor="#FFF9C4" shape=hexagon style=filled]
+		nest0_3 [label="Imaging Services" color="#FFC085" fillcolor="#FFDAB9" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [label=consults 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="#FFF3E0" fontname=Helvetica fontsize=10 label="Post_operative Care" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label=Prescription color="#FFC085" fillcolor="#FFDAB9" shape=folder style=filled]
+		nest1_1 [label="Genetic Counseling for Animals" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=performs color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#FFC085" 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]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> nest0_0 [label=inspects color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N12 [label=documents color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N12 -> nest1_0 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N12 [label=bills color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N8 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> S1 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N12 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N2 -> M0 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	M0 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#FFEB3B" 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_286.txt b/test/graphviz/scanned_easy/graphviz_286.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d46dbf1f03f161df455ef2413de3f25497252b04
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_286.txt
@@ -0,0 +1,37 @@
+<Anesthesia Administration, connectedTo, Behavioral Counseling>
+<Anesthesia Administration, connectedTo, Prescription>
+<Dental Care, connectedTo, Farm Animal Health Management>
+<Dental Care, partOf, Dental Care>
+<Diagnosis, connectedTo, Euthanasia Services>
+<Emergency Vet Services, connectedTo, Pain Management>
+<Emergency Vet Services, inspects, Vaccination>
+<Euthanasia Services, connectedTo, Pet Check_up>
+<Farm Animal Health Management, consults, Imaging Services>
+<Farm Animal Health Management, partOf, Farm Animal Health Management>
+<Genetic Counseling for Animals, bills, Anesthesia Administration>
+<Genetic Counseling for Animals, partOf, Genetic Counseling for Animals>
+<Herd Health Programs, connectedTo, Emergency Vet Services>
+<Herd Health Programs, connectedTo, Pain Management>
+<Herd Health Programs, connectedTo, Sterilization Protocols>
+<Imaging Services, documents, Anesthesia Administration>
+<Imaging Services, partOf, Imaging Services>
+<Laboratory Testing, connectedTo, Diagnosis>
+<Laboratory Testing, connectedTo, Euthanasia Services>
+<Medical Record Keeping, connectedTo, Diagnosis>
+<Medical Record Keeping, connectedTo, Veterinary Pathology>
+<Pain Management, connectedTo, Anesthesia Administration>
+<Pet Check_up, connectedTo, Wildlife Rehabilitation>
+<Pre_surgical Assessment, connectedTo, Euthanasia Services>
+<Pre_surgical Assessment, performs, Medical Record Keeping>
+<Prescription, connectedTo, Genetic Counseling for Animals>
+<Prescription, partOf, Prescription>
+<Sterilization Protocols, connectedTo, Anesthesia Administration>
+<Sterilization Protocols, connectedTo, Behavioral Counseling>
+<Sterilization Protocols, connectedTo, Emergency Vet Services>
+<Sterilization Protocols, connectedTo, Pain Management>
+<Vaccination, connectedTo, Dental Care>
+<Vaccination, partOf, Vaccination>
+<Veterinary Pathology, connectedTo, Diagnosis>
+<Veterinary Pathology, connectedTo, Euthanasia Services>
+<Veterinary Pathology, connectedTo, Laboratory Testing>
+<Wildlife Rehabilitation, connectedTo, Herd Health Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_287.txt b/test/graphviz/scanned_easy/graphviz_287.txt
new file mode 100644
index 0000000000000000000000000000000000000000..00e7202a1961867a7b9d28f4c6ca5f9bb5d814cc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_287.txt
@@ -0,0 +1,33 @@
+<After_School Programs, connectedTo, Child Psychology Application>
+<After_School Programs, connectedTo, Early Literacy Programs>
+<After_School Programs, connectedTo, Infant Care>
+<After_School Programs, connectedTo, Preschool Education>
+<After_School Programs, connectedTo, Teacher_Child Ratio Management>
+<Child Psychology Application, connectedTo, Enrollment and Admissions>
+<Child Psychology Application, connectedTo, Sensory Play>
+<Child Psychology Application, connectedTo, Staff Training and Certification>
+<Child Psychology Application, connectedTo, Teacher_Child Ratio Management>
+<Early Literacy Programs, connectedTo, Curriculum Planning>
+<Enrollment and Admissions, connectedTo, Teacher_Child Ratio Management>
+<Group Activities Coordination, connectedTo, Staff Training and Certification>
+<Individualized Attention, connectedTo, Child Psychology Application>
+<Individualized Attention, partOf, Individualized Attention>
+<Infant Care, connectedTo, Nap Time Supervision>
+<Infant Care, connectedTo, Teacher_Child Ratio Management>
+<Nap Time Supervision, connectedTo, Child Psychology Application>
+<Nap Time Supervision, connectedTo, Safety Supervision>
+<Nap Time Supervision, connectedTo, Teacher_Child Ratio Management>
+<Outdoor Play Supervision, connectedTo, Story Time Reading>
+<Outdoor Play Supervision, partOf, Outdoor Play Supervision>
+<Preschool Education, connectedTo, Curriculum Planning>
+<Preschool Education, connectedTo, Group Activities Coordination>
+<Preschool Education, connectedTo, Staff Training and Certification>
+<Safety Supervision, connectedTo, Individualized Attention>
+<Safety Supervision, partOf, Safety Supervision>
+<Sensory Play, connectedTo, Outdoor Play Supervision>
+<Sensory Play, partOf, Sensory Play>
+<Staff Training and Certification, connectedTo, Early Literacy Programs>
+<Story Time Reading, connectedTo, Early Literacy Programs>
+<Story Time Reading, partOf, Story Time Reading>
+<Teacher_Child Ratio Management, connectedTo, Preschool Education>
+<Teacher_Child Ratio Management, connectedTo, Staff Training and Certification>
diff --git a/test/graphviz/scanned_easy/graphviz_288.dot b/test/graphviz/scanned_easy/graphviz_288.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e02d93e9a97649e8b143178e6eed7092fad154a6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_288.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=BT
+	N0 [label="Chronic Disease Management" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N1 [label="Memory Care" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N2 [label="Financial Management Assistance" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N3 [label="Community Resource Connection" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+	N4 [label="Pain Management" color="#6FE1D5" fillcolor="#C9EFEC" shape=oval style=filled]
+	N5 [label="Legal Aid Referrals" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N6 [label="Emergency Response System Monitoring" color="#FFCC7A" fillcolor="#FFF6D9" shape=hexagon style=filled]
+	N7 [label="Home Health Aide Services" color="#FFCC7A" fillcolor="#FFF6D9" shape=octagon style=filled]
+	N8 [label="Recreational Activities Planning" color="#6FE1D5" fillcolor="#C9EFEC" shape=ellipse style=filled]
+	N9 [label="Hospice Care Coordination" color="#6FE1D5" fillcolor="#C9EFEC" shape=diamond style=filled]
+	N10 [label=Companionship color="#4DB6AC" fillcolor="#E0F2F1" 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="#6FE1D5" fillcolor="#C9EFEC" 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="#4DB6AC" fillcolor="#E0F2F1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#FFCC7A" fillcolor="#FFF6D9" 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="Incontinence Care" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Long_Term Care Planning" color="#FFCC7A" fillcolor="#FFF6D9" shape=box style=filled]
+		nest0_1 [label="Care Plan Development" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_2 [label="Occupational Therapy" color="#FFCC7A" fillcolor="#FFF6D9" shape=box 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]
+	}
+	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="Fall Prevention" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Personal Care Assistance" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+		nest1_1 [label="Respite Care" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+		nest1_0 -> nest1_1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N9 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [label=optimizes color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#FFCC7A" dir=forward penwidth=1.5 style=solid]
+	M1 -> N9 [color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [label=trains color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M2 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N0 -> M2 [label=assists color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N8 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_289.txt b/test/graphviz/scanned_easy/graphviz_289.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ff2ded8e15984bbfdeb273178b4616bc92a6c1e1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_289.txt
@@ -0,0 +1,43 @@
+<Community Preparedness, connectedTo, Recovery Planning>
+<Damage Assessment, connectedTo, Emergency Drills and Exercises>
+<Debris Management, connectedTo, Shelter Management>
+<Early Recovery Actions, connectedTo, Search and Rescue Operations>
+<Early Recovery Actions, partOf, Early Recovery Actions>
+<Early Warning Systems, audits, Resource Mobilization>
+<Early Warning Systems, connectedTo, Medical Aid Deployment>
+<Early Warning Systems, connectedTo, Public Awareness Campaigns>
+<Early Warning Systems, identifies, Recovery Planning>
+<Emergency Drills and Exercises, connectedTo, Mitigation Strategies>
+<Emergency Planning, connectedTo, Damage Assessment>
+<Environmental Remediation, connectedTo, Infrastructure Repair>
+<Environmental Remediation, connectedTo, Shelter Management>
+<Evacuation Procedures, connectedTo, Volunteer Coordination>
+<Evacuation Procedures, partOf, Evacuation Procedures>
+<Information Dissemination, connectedTo, Satellite Imagery Analysis>
+<Information Dissemination, supports, Emergency Planning>
+<Infrastructure Repair, connectedTo, Volunteer Coordination>
+<International Aid Coordination, connectedTo, Community Preparedness>
+<Logistics and Supply Chain, connectedTo, Information Dissemination>
+<Logistics and Supply Chain, connectedTo, Shelter Management>
+<Medical Aid Deployment, connectedTo, Reconstruction>
+<Mitigation Strategies, connectedTo, Early Warning Systems>
+<Mitigation Strategies, connectedTo, Environmental Remediation>
+<Mitigation Strategies, connectedTo, Recovery Planning>
+<Mitigation Strategies, connectedTo, Satellite Imagery Analysis>
+<Psychosocial Support, connectedTo, Evacuation Procedures>
+<Psychosocial Support, partOf, Psychosocial Support>
+<Reconstruction, connectedTo, Risk Assessment>
+<Reconstruction, connectedTo, Satellite Imagery Analysis>
+<Recovery Planning, connectedTo, Public Awareness Campaigns>
+<Resource Mobilization, connectedTo, Medical Aid Deployment>
+<Resource Mobilization, connectedTo, Satellite Imagery Analysis>
+<Resource Mobilization, distributes, Early Recovery Actions>
+<Risk Assessment, connectedTo, Psychosocial Support>
+<Risk Assessment, partOf, Risk Assessment>
+<Satellite Imagery Analysis, connectedTo, International Aid Coordination>
+<Search and Rescue Operations, connectedTo, International Aid Coordination>
+<Search and Rescue Operations, partOf, Search and Rescue Operations>
+<Shelter Management, connectedTo, Early Warning Systems>
+<Shelter Management, connectedTo, Satellite Imagery Analysis>
+<Volunteer Coordination, communicates, Shelter Management>
+<Volunteer Coordination, connectedTo, Debris Management>
diff --git a/test/graphviz/scanned_easy/graphviz_290.dot b/test/graphviz/scanned_easy/graphviz_290.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0fe45086ed9a8149f3cd1c19e2de9ff8d6a571da
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_290.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=TD
+	N0 [label="Defense Procurement" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Joint Exercises" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N2 [label="Logistics Support" color="#795548" fillcolor="#D7CCC8" shape=folder style=filled]
+	N3 [label="Basic Training" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N4 [label="Electronic Warfare" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N5 [label="Chaplain Services" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N6 [label="Counter_Terrorism Operations" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N7 [label=Recruitment color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N8 [label="Medical Support" color="#607D8B" fillcolor="#CFD8DC" shape=plaintext style=filled]
+	N9 [label="Military Strategy Development" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N10 [label="Combat Operations" color="#BCB88A" fillcolor="#F5F5DC" shape=Mdiamond style=filled]
+	N11 [label="Readiness Assessment" color="#795548" fillcolor="#D7CCC8" 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="#795548" fillcolor="#D7CCC8" 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="#607D8B" fillcolor="#CFD8DC" 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="#FFF3E0" fontname=Helvetica fontsize=10 label="Equipment Maintenance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Supply Chain Management" color="#607D8B" fillcolor="#CFD8DC" shape=hexagon style=filled]
+		nest0_1 [label="Ground Operations" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#607D8B" 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="Peacekeeping Missions" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Veteran Support" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+		nest1_1 [label="Crisis Management" color="#607D8B" fillcolor="#CFD8DC" shape=diamond style=filled]
+		nest1_0 -> nest1_1 [color="#795548" 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=solid]
+	N2 -> N3 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=commands color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#607D8B" 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="#795548" dir=forward penwidth=1.5 style=dashed]
+	N3 -> nest0_0 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N7 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N2 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N7 -> S0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [label=tests color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N9 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S1 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [label=coordinates color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> M1 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M1 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> M2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_294.dot b/test/graphviz/scanned_easy/graphviz_294.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a6b9c7591582570867430458571ddd4a25a54d94
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_294.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=BT
+	N0 [label="Molecular Self_Assembly" color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N1 [label="Surface Functionalization" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N2 [label="Scanning Electron Microscopy" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N3 [label="Computational Nanotechnology" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+	N4 [label="Lab_on_a_Chip Devices" color="#4DD0E1" fillcolor="#C9F0F0" shape=octagon style=filled]
+	N5 [label=Nanosensors color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N6 [label="Ethical Implications of Nanotech" color="#4DD0E1" fillcolor="#C9F0F0" shape=Mdiamond style=filled]
+	N7 [label="Water Purification using Nanomaterials" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N8 [label="Bio_Nanotechnology Interface" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N9 [label="X_ray Diffraction" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+	N10 [label="Quantum Computing Integration" color="#C2B2F0" fillcolor="#EFE6FF" shape=folder style=filled]
+	N11 [label=Spectroscopy color="#4DD0E1" fillcolor="#C9F0F0" shape=ellipse style=filled]
+	N12 [label="Nanomaterial Synthesis" color="#C2B2F0" fillcolor="#EFE6FF" shape=ellipse style=filled]
+	S0 [label="" color="#FBC02D" fillcolor="#FFFDE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#FBC02D" fillcolor="#FFFDE7" 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]
+	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=Nanotoxicology labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Quantum Dots" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+		nest0_1 [label="Nanomedicine Development" color="#C2B2F0" fillcolor="#EFE6FF" shape=oval style=filled]
+		nest0_2 [label="Advanced Materials Research" color="#4DD0E1" fillcolor="#C9F0F0" shape=oval style=filled]
+		nest0_0 -> nest0_1 [label=protects color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#4DD0E1" 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="Regulatory Framework for Nanotech" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Public Perception of Nanotechnology" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+		nest1_1 [label="Risk Assessment of Nanomaterials" color="#4DD0E1" fillcolor="#C9F0F0" shape=box style=filled]
+		nest1_2 [label="Nanoscale Imaging" color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+		nest1_3 [label=Biosensors color="#C2B2F0" fillcolor="#EFE6FF" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [label=communicates color="#4DD0E1" 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="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#4DD0E1" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#C2B2F0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> nest0_0 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N2 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N2 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N7 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#4DD0E1" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N11 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N5 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#C2B2F0" dir=forward penwidth=1.5 style=solid]
+	M2 -> N5 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_297.txt b/test/graphviz/scanned_easy/graphviz_297.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d131bf6eeeac0a9d79392430f759e6422df21f65
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_297.txt
@@ -0,0 +1,39 @@
+<AI Behavior Programming, connectedTo, Voice Acting>
+<AI Behavior Programming, partOf, AI Behavior Programming>
+<Art Direction, connectedTo, Game Engine Customization>
+<Art Direction, connectedTo, PC Game Development>
+<Asset Creation, connectedTo, Game Balancing>
+<Asset Creation, connectedTo, Physics Simulation>
+<Bug Fixing, connectedTo, AI Behavior Programming>
+<Bug Fixing, partOf, Bug Fixing>
+<Community Management, markets, In_Game Economy Design>
+<Engine Development, connectedTo, Localization>
+<Game Balancing, connectedTo, Narrative Design>
+<Game Balancing, connectedTo, Physics Simulation>
+<Game Engine Customization, connectedTo, Quality Assurance Testing>
+<Game Engine Customization, partOf, Game Engine Customization>
+<Level Design, connectedTo, Art Direction>
+<Level Design, connectedTo, Community Management>
+<Level Design, connectedTo, In_Game Economy Design>
+<Level Design, connectedTo, Localization>
+<Level Design, connectedTo, Multiplayer Game Development>
+<Level Design, connectedTo, PC Game Development>
+<Level Design, connectedTo, Storytelling>
+<Localization, connectedTo, Community Management>
+<Localization, connectedTo, In_Game Economy Design>
+<Localization, connectedTo, Sound Design>
+<Multiplayer Game Development, connectedTo, Engine Development>
+<Narrative Design, connectedTo, Bug Fixing>
+<Narrative Design, connectedTo, Physics Simulation>
+<PC Game Development, connectedTo, Multiplayer Game Development>
+<Physics Simulation, connectedTo, Art Direction>
+<Physics Simulation, connectedTo, Level Design>
+<Programming, connectedTo, Art Direction>
+<Programming, connectedTo, Asset Creation>
+<Programming, connectedTo, Physics Simulation>
+<Quality Assurance Testing, connectedTo, Community Management>
+<Quality Assurance Testing, partOf, Quality Assurance Testing>
+<Sound Design, organizes, Community Management>
+<Storytelling, connectedTo, Art Direction>
+<Voice Acting, connectedTo, Sound Design>
+<Voice Acting, partOf, Voice Acting>
diff --git a/test/graphviz/scanned_easy/graphviz_299.dot b/test/graphviz/scanned_easy/graphviz_299.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3019c13864d2fa08821d4076470ecf8f0967802b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_299.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=LR
+	N0 [label="Color Grading" color="#A1887F" fillcolor="#EFEBE9" shape=ellipse style=filled]
+	N1 [label="Film Scoring" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N2 [label="Crew Management" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N3 [label=Casting color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N4 [label="Tax Incentive Management" color="#73C6BC" fillcolor="#D0EFEE" shape=folder style=filled]
+	N5 [label="Audience Research" color="#A1887F" fillcolor="#EFEBE9" shape=octagon style=filled]
+	N6 [label="Digital Asset Management" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N7 [label="Set Construction" color="#A1887F" fillcolor="#EFEBE9" shape=plaintext style=filled]
+	N8 [label="Makeup and Hair Design" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Production Accounting" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N10 [label=Directing color="#A1887F" fillcolor="#EFEBE9" shape=hexagon style=filled]
+	N11 [label="Insurance Management" color="#73C6BC" fillcolor="#D0EFEE" shape=parallelogram style=filled]
+	N12 [label="Virtual Production Techniques" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+	N13 [label=Cinematography color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N14 [label="Post_production Audio" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N15 [label="Archiving and Preservation" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N16 [label="Stunt Coordination" color="#D3EB9F" fillcolor="#F8FDD3" 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="#73C6BC" fillcolor="#D0EFEE" 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="#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="#FBE9E7" fontname=Helvetica fontsize=10 label="Prop Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Remote Collaboration Tools" color="#A1887F" fillcolor="#EFEBE9" shape=box style=filled]
+		nest0_1 [label="Visual Effects" color="#D3EB9F" fillcolor="#F8FDD3" shape=oval style=filled]
+		nest0_2 [label="Special Effects" color="#73C6BC" fillcolor="#D0EFEE" shape=oval style=filled]
+		nest0_0 -> nest0_1 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#D3EB9F" 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="Legal Compliance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Art Direction" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+		nest1_1 [label="Location Scouting" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+		nest1_2 [label=Storyboarding color="#D3EB9F" fillcolor="#F8FDD3" shape=Mdiamond style=filled]
+		nest1_0 -> nest1_1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [label=casts color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [label=negotiates color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#A1887F" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=produces color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=uploads color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=edits color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label=captures color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [label=dresses color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N10 -> nest0_0 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest1_0 [label=schedules color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N15 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N13 -> S0 [color="#D3EB9F" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N15 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N11 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N15 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N14 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M0 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	M0 -> N9 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	N5 -> M1 [color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N4 -> M1 [color="#A1887F" dir=forward penwidth=1.5 style=solid]
+	M1 -> N8 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_300.txt b/test/graphviz/scanned_easy/graphviz_300.txt
new file mode 100644
index 0000000000000000000000000000000000000000..32d292365275ff3f20842a218c317d8bc3eb8be3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_300.txt
@@ -0,0 +1,35 @@
+<Animation, connectedTo, Branding>
+<Animation, connectedTo, Live Streaming Content>
+<Audio Recording, connectedTo, Photography>
+<Audio Recording, connectedTo, Publishing>
+<Branding, connectedTo, Drafting Content>
+<Content Localization, connectedTo, Photography>
+<Content Localization, moderates, Audio Recording>
+<Content Management System Operation, connectedTo, Content Repurposing>
+<Content Management System Operation, partOf, Content Management System Operation>
+<Content Repurposing, connectedTo, Interactive Content Development>
+<Content Repurposing, partOf, Content Repurposing>
+<Content Strategy Development, illustrates, Transcribing Audio or Video>
+<Content Strategy Development, partOf, Content Strategy Development>
+<Graphic Design, connectedTo, Animation>
+<Ideation and Brainstorming, connectedTo, Publishing>
+<Ideation and Brainstorming, partOf, Ideation and Brainstorming>
+<Interactive Content Development, connectedTo, Newsletter Creation>
+<Interactive Content Development, partOf, Interactive Content Development>
+<Live Streaming Content, connectedTo, Content Strategy Development>
+<Live Streaming Content, partOf, Live Streaming Content>
+<Monetization Strategy, connectedTo, Graphic Design>
+<Newsletter Creation, connectedTo, Branding>
+<Newsletter Creation, partOf, Newsletter Creation>
+<Photography, connectedTo, Monetization Strategy>
+<Publishing, connectedTo, Animation>
+<Publishing, connectedTo, Drafting Content>
+<Publishing, connectedTo, Graphic Design>
+<Publishing, connectedTo, Monetization Strategy>
+<Publishing, connectedTo, Photography>
+<Publishing, connectedTo, Video Scripting>
+<Publishing, localizes, Photography>
+<Transcribing Audio or Video, connectedTo, Ideation and Brainstorming>
+<Transcribing Audio or Video, partOf, Transcribing Audio or Video>
+<Video Scripting, connectedTo, Content Management System Operation>
+<Video Scripting, connectedTo, Photography>
diff --git a/test/graphviz/scanned_easy/graphviz_304.dot b/test/graphviz/scanned_easy/graphviz_304.dot
new file mode 100644
index 0000000000000000000000000000000000000000..db9d8286370831bc31148b07420931250588efa6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_304.dot
@@ -0,0 +1,78 @@
+digraph {
+	rankdir=TD
+	N0 [label="Direct Response Campaigns" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N1 [label="Search Engine Ads" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N2 [label="Ad Analytics Reporting" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N3 [label="Campaign Planning" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N4 [label="Audience Segmentation for Ads" color="#4DB6AC" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N5 [label="Demographic Targeting" color="#4DB6AC" fillcolor="#E0F2F1" shape=folder style=filled]
+	N6 [label="Competitor Ad Analysis" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N7 [label="Ad Platform Management" color="#6EB76D" fillcolor="#E9F7E8" shape=parallelogram style=filled]
+	N8 [label="A or B Testing for Ads" color="#6EB76D" fillcolor="#E9F7E8" shape=hexagon style=filled]
+	N9 [label="Regulatory Compliance for Ads" color="#BCB88A" fillcolor="#F5F5DC" shape=folder style=filled]
+	N10 [label="Display Advertising" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N11 [label="Ad Placement Optimization" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N12 [label="Media Buying" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N13 [label="Retargeting Campaigns" color="#4DB6AC" fillcolor="#E0F2F1" shape=octagon style=filled]
+	N14 [label="Conversion Tracking" color="#6EB76D" fillcolor="#E9F7E8" shape=plaintext style=filled]
+	N15 [label="Ad Network Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N16 [label=Geo_Targeting color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N17 [label="Return on Ad Spend Calculation" color="#BCB88A" fillcolor="#F5F5DC" shape=box style=filled]
+	N18 [label="Budget Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N19 [label="Fraud Detection in Ads" color="#6EB76D" fillcolor="#E9F7E8" 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="#BCB88A" fillcolor="#F5F5DC" 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="#6EB76D" fillcolor="#E9F7E8" 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="Ad Copywriting" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Performance Tracking" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_1 [label="Privacy Concerns in Ads" color="#BCB88A" fillcolor="#F5F5DC" shape=hexagon 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="#E0F2F1" fontname=Helvetica fontsize=10 label="Programmatic Advertising" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Social Media Ads" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+		nest1_1 [label="Digital Advertising" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BCB88A" 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=solid]
+	N5 -> N6 [color="#4DB6AC" 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=solid]
+	N8 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N14 -> N15 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N15 -> N16 [color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N16 -> N17 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N17 -> N18 [label="manages ad networks" color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N18 -> N19 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest0_0 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> nest1_0 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N15 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N12 -> S1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N19 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N16 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M0 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	M0 -> N10 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M1 [color="#BCB88A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#4DB6AC" 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_31.dot b/test/graphviz/scanned_easy/graphviz_31.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1f339f9065d130901f6bec506989976a276f7b89
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_31.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=BT
+	N0 [label="Talent Scouting" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
+	N1 [label="Player Transfer" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N2 [label="Ticketing Sales" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N3 [label="Merchandise Sales" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N4 [label="Sports Analytics" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N5 [label="Fan Experience Enhancement" color="#4FC3F7" fillcolor="#E1F5FE" shape=hexagon style=filled]
+	N6 [label="Injury Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=folder style=filled]
+	N7 [label="Community Sports Programs" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N8 [label="Match Play" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=advertises color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=recruits color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#F44336" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=trains color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=broadcasts color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N0 -> N5 [label=plays color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_310.txt b/test/graphviz/scanned_easy/graphviz_310.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ab8b8a373530003eb0f2096d6201e0d79ecdc95b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_310.txt
@@ -0,0 +1,43 @@
+<Big Data Services in Cloud, connectedTo, Cloud Governance>
+<CI or CD Pipelines in Cloud, connectedTo, Cloud Automation>
+<CI or CD Pipelines in Cloud, connectedTo, Container Orchestration>
+<CI or CD Pipelines in Cloud, connectedTo, Network Configuration in Cloud>
+<Cloud Architecture Design, connectedTo, Serverless Computing>
+<Cloud Architecture Design, partOf, Cloud Architecture Design>
+<Cloud Audit Trails, connectedTo, CI or CD Pipelines in Cloud>
+<Cloud Audit Trails, connectedTo, Network Configuration in Cloud>
+<Cloud Backup Solutions, connectedTo, Data Storage in Cloud>
+<Cloud Backup Solutions, connectedTo, Virtual Machine Management>
+<Cloud FinOps, connectedTo, Cloud Migration Strategy>
+<Cloud Governance, connectedTo, Cloud FinOps>
+<Cloud Governance, connectedTo, Network Configuration in Cloud>
+<Cloud Migration Strategy, connectedTo, Cost Optimization in Cloud>
+<Cloud Migration Strategy, connectedTo, Data Storage in Cloud>
+<Cloud Migration Strategy, connectedTo, Network Configuration in Cloud>
+<Cloud Migration Strategy, connectedTo, Resource Tagging for Cost Allocation>
+<Cloud Monitoring and Logging, connectedTo, Disaster Recovery in Cloud>
+<Cloud Vendor Lock_in Mitigation, connectedTo, Network Configuration in Cloud>
+<Cloud Vendor Lock_in Mitigation, partOf, Cloud Vendor Lock_in Mitigation>
+<Cloud_based VPN Setup, connectedTo, Cloud Architecture Design>
+<Cloud_based VPN Setup, partOf, Cloud_based VPN Setup>
+<Container Orchestration, connectedTo, Network Configuration in Cloud>
+<Cost Optimization in Cloud, connectedTo, Cloud Audit Trails>
+<Data Storage in Cloud, connectedTo, Cloud_based VPN Setup>
+<Data Storage in Cloud, connectedTo, Cost Optimization in Cloud>
+<DevOps on Cloud, connectedTo, Hybrid Cloud Deployment>
+<Disaster Recovery in Cloud, connectedTo, Multi_Cloud Management>
+<Disaster Recovery in Cloud, connectedTo, Network Configuration in Cloud>
+<Hybrid Cloud Deployment, connectedTo, Cloud Backup Solutions>
+<Hybrid Cloud Deployment, connectedTo, Data Storage in Cloud>
+<Multi_Cloud Management, develops cloud_native apps, Public Cloud Management>
+<Network Configuration in Cloud, connectedTo, Cloud Automation>
+<Platform as a Service, connectedTo, Private Cloud Management>
+<Platform as a Service, partOf, Platform as a Service>
+<Private Cloud Management, connectedTo, Cloud Automation>
+<Private Cloud Management, partOf, Private Cloud Management>
+<Public Cloud Management, connectedTo, Big Data Services in Cloud>
+<Public Cloud Management, connectedTo, Platform as a Service>
+<Resource Tagging for Cost Allocation, connectedTo, Data Storage in Cloud>
+<Serverless Computing, integrates edge, Cloud Vendor Lock_in Mitigation>
+<Serverless Computing, partOf, Serverless Computing>
+<Virtual Machine Management, connectedTo, Cloud Monitoring and Logging>
diff --git a/test/graphviz/scanned_easy/graphviz_313.txt b/test/graphviz/scanned_easy/graphviz_313.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6e7e4024854549d1147e7b24b3b11dcb9210e70d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_313.txt
@@ -0,0 +1,31 @@
+<API Development, connectedTo, Refactoring>
+<API Development, partOf, API Development>
+<Architecture Planning, connectedTo, System Testing>
+<Architecture Planning, connectedTo, Testing Frameworks>
+<Cloud_Native Development, connectedTo, Architecture Planning>
+<Cloud_Native Development, connectedTo, Compiler Design>
+<Cloud_Native Development, connectedTo, Documentation>
+<Cloud_Native Development, connectedTo, Game Development>
+<Cloud_Native Development, connectedTo, Testing Frameworks>
+<Cloud_Native Development, manages versions, System Testing>
+<Compiler Design, connectedTo, Documentation>
+<Compiler Design, manages databases, System Testing>
+<Data Structures Implementation, connectedTo, API Development>
+<Data Structures Implementation, connectedTo, Testing Frameworks>
+<Documentation, connectedTo, Architecture Planning>
+<Documentation, connectedTo, System Testing>
+<Documentation, connectedTo, Testing Frameworks>
+<Game Development, connectedTo, Compiler Design>
+<Game Development, connectedTo, Integration Testing>
+<Game Development, connectedTo, System Testing>
+<Integration Testing, develops frontends, Mobile Application Development>
+<Integration Testing, partOf, Integration Testing>
+<Mobile Application Development, connectedTo, Game Development>
+<Mobile Application Development, partOf, Mobile Application Development>
+<Refactoring, connectedTo, Security Hardening>
+<Refactoring, partOf, Refactoring>
+<Security Hardening, connectedTo, Documentation>
+<Security Hardening, partOf, Security Hardening>
+<System Testing, connectedTo, Web Application Development>
+<Web Application Development, connectedTo, Data Structures Implementation>
+<Web Application Development, connectedTo, Testing Frameworks>
diff --git a/test/graphviz/scanned_easy/graphviz_316.dot b/test/graphviz/scanned_easy/graphviz_316.dot
new file mode 100644
index 0000000000000000000000000000000000000000..630bb457ce8dda63a39b024a455bf9dc80ddcace
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_316.dot
@@ -0,0 +1,69 @@
+digraph {
+	rankdir=LR
+	N0 [label="Content Strategy" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N1 [label="Crisis Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N2 [label="Social Selling" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N3 [label="Engagement Rate Calculation" color="#FFCC80" fillcolor="#FFF0CC" shape=plaintext style=filled]
+	N4 [label="Reputation Management" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N5 [label="Emerging Platform Exploration" color="#FFCC80" fillcolor="#FFF0CC" shape=box style=filled]
+	N6 [label="Story Format Content Creation" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N7 [label="Social Media Audits" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+	N8 [label="Campaign Management" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+	N9 [label="Reach and Impressions Tracking" color="#FFCC80" fillcolor="#FFF0CC" shape=octagon style=filled]
+	N10 [label="Reels or Short Video Production" color="#FFCC80" fillcolor="#FFF0CC" shape=folder style=filled]
+	N11 [label="Link_in_Bio Optimization" color="#FFE470" fillcolor="#FFFAE0" shape=box style=filled]
+	N12 [label="Performance Analytics" color="#FFE470" fillcolor="#FFFAE0" shape=parallelogram style=filled]
+	N13 [label="Polls and Quizzes Creation" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N14 [label="Personal Branding on Social Media" color="#FFE470" fillcolor="#FFFAE0" 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="#4DB6AC" 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]
+	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="#FCE4EC" fontname=Helvetica fontsize=10 label="Content Creation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Reporting and Optimization" color="#FFCC80" fillcolor="#FFF0CC" shape=ellipse style=filled]
+		nest0_1 [label="Crisis Communication Plan" color="#FFCC80" fillcolor="#FFF0CC" 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="#F1F8E9" fontname=Helvetica fontsize=10 label="Content Moderation" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Social Listening" color="#FFE470" fillcolor="#FFFAE0" shape=ellipse style=filled]
+		nest1_1 [label="Follower Growth Monitoring" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label="runs polls" 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=solid]
+	N10 -> N11 [color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label="shares links" color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N8 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	nest1_1 -> N9 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N2 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> S1 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N13 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	S1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [label="cross_promotes content" color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#FFE470" dir=forward penwidth=1.5 style=solid]
+	M0 -> N12 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label="forms partnerships" color="#FFE470" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#FFCC80" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#FFCC80" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_316.txt b/test/graphviz/scanned_easy/graphviz_316.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ab3ca2a5ccdf1a32e34a8f6b4f5cfadd8fe37956
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_316.txt
@@ -0,0 +1,35 @@
+<Campaign Management, connectedTo, Reach and Impressions Tracking>
+<Content Strategy, connectedTo, Crisis Management>
+<Content Strategy, connectedTo, Reels or Short Video Production>
+<Crisis Communication Plan, connectedTo, Campaign Management>
+<Crisis Communication Plan, partOf, Crisis Communication Plan>
+<Crisis Management, connectedTo, Social Selling>
+<Emerging Platform Exploration, connectedTo, Reporting and Optimization>
+<Emerging Platform Exploration, connectedTo, Story Format Content Creation>
+<Engagement Rate Calculation, connectedTo, Reputation Management>
+<Engagement Rate Calculation, cross_promotes content, Performance Analytics>
+<Follower Growth Monitoring, connectedTo, Reach and Impressions Tracking>
+<Follower Growth Monitoring, partOf, Follower Growth Monitoring>
+<Link_in_Bio Optimization, connectedTo, Performance Analytics>
+<Performance Analytics, connectedTo, Polls and Quizzes Creation>
+<Polls and Quizzes Creation, shares links, Personal Branding on Social Media>
+<Reach and Impressions Tracking, connectedTo, Reels or Short Video Production>
+<Reels or Short Video Production, connectedTo, Link_in_Bio Optimization>
+<Reporting and Optimization, connectedTo, Crisis Communication Plan>
+<Reporting and Optimization, partOf, Reporting and Optimization>
+<Reputation Management, connectedTo, Emerging Platform Exploration>
+<Reputation Management, connectedTo, Performance Analytics>
+<Social Listening, connectedTo, Follower Growth Monitoring>
+<Social Listening, partOf, Social Listening>
+<Social Media Audits, connectedTo, Social Listening>
+<Social Media Audits, runs polls, Campaign Management>
+<Social Selling, connectedTo, Engagement Rate Calculation>
+<Social Selling, connectedTo, Performance Analytics>
+<Social Selling, connectedTo, Personal Branding on Social Media>
+<Social Selling, connectedTo, Polls and Quizzes Creation>
+<Social Selling, connectedTo, Story Format Content Creation>
+<Social Selling, forms partnerships, Reels or Short Video Production>
+<Story Format Content Creation, connectedTo, Campaign Management>
+<Story Format Content Creation, connectedTo, Personal Branding on Social Media>
+<Story Format Content Creation, connectedTo, Polls and Quizzes Creation>
+<Story Format Content Creation, connectedTo, Social Media Audits>
diff --git a/test/graphviz/scanned_easy/graphviz_317.dot b/test/graphviz/scanned_easy/graphviz_317.dot
new file mode 100644
index 0000000000000000000000000000000000000000..d8e8e7e2cbb5f0db851687e0b5d669c913cf0380
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_317.dot
@@ -0,0 +1,80 @@
+digraph {
+	rankdir=TD
+	N0 [label="Negative SEO Prevention" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	N1 [label="Keyword Research" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Search Result Display" color="#26A69A" fillcolor="#E0F2F1" shape=Mdiamond style=filled]
+	N3 [label="Voice Search Optimization" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N4 [label="Content Quality Assessment" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="Core Web Vitals Optimization" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+	N6 [label="Indexing Content" color="#94C0C0" fillcolor="#CADEDE" shape=hexagon style=filled]
+	N7 [label="Ranking Algorithms" color="#FF8A65" fillcolor="#FBE9E7" shape=folder style=filled]
+	N8 [label="User Experience for Search" color="#FF8A65" fillcolor="#FBE9E7" shape=hexagon style=filled]
+	N9 [label="Competitor Keyword Analysis" color="#26A69A" fillcolor="#E0F2F1" shape=oval style=filled]
+	N10 [label="International SEO" color="#FF8A65" fillcolor="#FBE9E7" shape=box style=filled]
+	N11 [label="Google Analytics Integration" color="#FF8A65" fillcolor="#FBE9E7" shape=oval style=filled]
+	N12 [label="Mobile_First Indexing" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N13 [label="Featured Snippets Optimization" color="#94C0C0" fillcolor="#CADEDE" shape=box style=filled]
+	N14 [label="Schema Markup Implementation" color="#94C0C0" fillcolor="#CADEDE" shape=folder style=filled]
+	N15 [label="Penalties Recovery" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+	S0 [label="" color="#FF8A65" fillcolor="#FBE9E7" 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="#FF8A65" fillcolor="#FBE9E7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#26A69A" fillcolor="#E0F2F1" 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="#F1F8E9" fontname=Helvetica fontsize=10 label="Shopping Search" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Technical SEO" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_1 [label="Google My Business Management" color="#FF8A65" fillcolor="#FBE9E7" shape=octagon style=filled]
+		nest0_2 [label="Personalized Search Results" color="#26A69A" fillcolor="#E0F2F1" shape=box style=filled]
+		nest0_3 [label="User Intent Understanding" color="#FF8A65" fillcolor="#FBE9E7" shape=oval style=filled]
+		nest0_0 -> nest0_1 [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="#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="#E0F2F1" fontname=Helvetica fontsize=10 label="Query Processing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Paid Search Advertising" color="#FF8A65" fillcolor="#FBE9E7" shape=folder style=filled]
+		nest1_1 [label="Rank Tracking" color="#94C0C0" fillcolor="#CADEDE" shape=diamond style=filled]
+		nest1_2 [label="Local SEO" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest1_1 -> nest1_2 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [label="processes queries" color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N12 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N10 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> nest1_0 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N2 [label="manages technical SEO" color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N3 -> S0 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N6 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N10 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S1 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N5 -> S2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N15 [color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [color="#26A69A" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [label="uses schema markup" color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [label="handles negative SEO" color="#26A69A" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N9 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_318.dot b/test/graphviz/scanned_easy/graphviz_318.dot
new file mode 100644
index 0000000000000000000000000000000000000000..b48f3688cb6288d1f9d674a351ad2e3712d8f7b0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_318.dot
@@ -0,0 +1,82 @@
+digraph {
+	rankdir=LR
+	N0 [label=Authorization color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N1 [label="Digital Signatures" color="#FFD54F" fillcolor="#FFF8E1" shape=box style=filled]
+	N2 [label="Identity Threat Detection and Response" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N3 [label="Digital Certificates" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N4 [label="Credential Management" color="#9C27B0" fillcolor="#E1BEE7" shape=octagon style=filled]
+	N5 [label="Digital Wallets for Identity" color="#3F51B5" fillcolor="#C5CAE9" shape=plaintext style=filled]
+	N6 [label="Portable Identities" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N7 [label="Data Minimization Principles" color="#3F51B5" fillcolor="#C5CAE9" shape=box style=filled]
+	N8 [label="Privacy Management" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N9 [label="Identity Proofing" color="#FFD54F" fillcolor="#FFF8E1" shape=folder style=filled]
+	N10 [label="Attribute Management" color="#9C27B0" fillcolor="#E1BEE7" shape=octagon style=filled]
+	N11 [label="API Security for Identity" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+	N12 [label="Verifiable Credentials" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N13 [label="Decentralized Identifiers" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+	N14 [label="Customer Identity and Access Management" color="#FFD54F" fillcolor="#FFF8E1" 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]
+	S2 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M0 [label="" color="#9C27B0" fillcolor="#E1BEE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [label="" color="#FFD54F" fillcolor="#FFF8E1" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [label="" color="#9C27B0" fillcolor="#E1BEE7" 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="User Registration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Identity Verification" color="#3F51B5" fillcolor="#C5CAE9" shape=ellipse style=filled]
+		nest0_1 [label="Fraud Detection in Identity" color="#3F51B5" fillcolor="#C5CAE9" shape=hexagon style=filled]
+		nest0_2 [label="Risk_Based Authentication" color="#3F51B5" fillcolor="#C5CAE9" shape=octagon style=filled]
+		nest0_3 [label="User Provisioning" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+		nest0_1 -> nest0_2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+		nest0_2 -> nest0_3 [color="#3F51B5" 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="#E0F2F1" fontname=Helvetica fontsize=10 label="Data Encryption for Identity" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Identity Lifecycle Management" color="#9C27B0" fillcolor="#E1BEE7" shape=folder style=filled]
+		nest1_1 [label=Non_Repudiation color="#FFD54F" fillcolor="#FFF8E1" shape=Mdiamond 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="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [label="governs access" color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N12 -> N13 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N11 -> nest0_0 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> nest1_0 [color="#9C27B0" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N8 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N10 -> S0 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N12 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N13 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N14 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N10 -> S1 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N14 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N6 -> S2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N12 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	S2 -> N14 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M0 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N6 -> M0 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N13 [color="#3F51B5" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	M1 -> N11 [color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N4 -> M2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N7 -> M2 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N9 [color="#3F51B5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_318.txt b/test/graphviz/scanned_easy/graphviz_318.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e99c952d42025c045c72e78c68b683d3f0331530
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_318.txt
@@ -0,0 +1,42 @@
+<API Security for Identity, connectedTo, Identity Verification>
+<API Security for Identity, governs access, Verifiable Credentials>
+<Attribute Management, connectedTo, API Security for Identity>
+<Attribute Management, connectedTo, Customer Identity and Access Management>
+<Attribute Management, connectedTo, Decentralized Identifiers>
+<Attribute Management, connectedTo, Verifiable Credentials>
+<Authorization, connectedTo, Digital Signatures>
+<Credential Management, connectedTo, Decentralized Identifiers>
+<Credential Management, connectedTo, Digital Wallets for Identity>
+<Credential Management, connectedTo, Identity Proofing>
+<Data Minimization Principles, connectedTo, API Security for Identity>
+<Data Minimization Principles, connectedTo, Decentralized Identifiers>
+<Data Minimization Principles, connectedTo, Identity Proofing>
+<Data Minimization Principles, connectedTo, Privacy Management>
+<Decentralized Identifiers, connectedTo, Customer Identity and Access Management>
+<Decentralized Identifiers, connectedTo, Identity Lifecycle Management>
+<Digital Certificates, connectedTo, API Security for Identity>
+<Digital Certificates, connectedTo, Credential Management>
+<Digital Certificates, connectedTo, Identity Proofing>
+<Digital Signatures, connectedTo, Identity Threat Detection and Response>
+<Digital Wallets for Identity, connectedTo, Portable Identities>
+<Fraud Detection in Identity, connectedTo, Risk_Based Authentication>
+<Fraud Detection in Identity, partOf, Fraud Detection in Identity>
+<Identity Lifecycle Management, connectedTo, Non_Repudiation>
+<Identity Lifecycle Management, partOf, Identity Lifecycle Management>
+<Identity Proofing, connectedTo, Attribute Management>
+<Identity Threat Detection and Response, connectedTo, Digital Certificates>
+<Identity Verification, connectedTo, Fraud Detection in Identity>
+<Identity Verification, partOf, Identity Verification>
+<Non_Repudiation, connectedTo, Privacy Management>
+<Non_Repudiation, partOf, Non_Repudiation>
+<Portable Identities, connectedTo, Customer Identity and Access Management>
+<Portable Identities, connectedTo, Data Minimization Principles>
+<Portable Identities, connectedTo, Decentralized Identifiers>
+<Portable Identities, connectedTo, Privacy Management>
+<Portable Identities, connectedTo, Verifiable Credentials>
+<Privacy Management, connectedTo, Identity Proofing>
+<Risk_Based Authentication, connectedTo, User Provisioning>
+<Risk_Based Authentication, partOf, Risk_Based Authentication>
+<User Provisioning, connectedTo, Identity Proofing>
+<User Provisioning, partOf, User Provisioning>
+<Verifiable Credentials, connectedTo, Decentralized Identifiers>
diff --git a/test/graphviz/scanned_easy/graphviz_32.dot b/test/graphviz/scanned_easy/graphviz_32.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a7fcc7ed952394c4a71ef5f45d8adbeb45829831
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_32.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Sample Creation" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Quality Check" color="#FFF176" fillcolor="#FFFDE7" shape=octagon style=filled]
+	N2 [label="Sustainable Fashion Practices" color="#FFF176" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N3 [label="Footwear Production" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N4 [label=Styling color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N5 [label="Influencer Collaboration" color="#92C79A" fillcolor="#E8F0EA" shape=box style=filled]
+	N6 [label=Distribution color="#92C79A" fillcolor="#E8F0EA" shape=oval style=filled]
+	N7 [label="Customer Loyalty Programs" color="#92C79A" fillcolor="#E8F0EA" shape=Mdiamond style=filled]
+	N8 [label="Return Processing" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N9 [label="Marketing Campaign" color="#FFF176" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N10 [label="Color Palette Selection" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=blogs color="#FFF176" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=sews color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=sells color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=trends color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=sketches color="#FFF176" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=patterns color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N2 [label=licenses color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_322.txt b/test/graphviz/scanned_easy/graphviz_322.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d0a62a77b1f83320ae045ce470994e129522820f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_322.txt
@@ -0,0 +1,38 @@
+<AI_Powered Language Tutors, markets, Speaking Practice>
+<AI_Powered Language Tutors, partOf, AI_Powered Language Tutors>
+<Accent Reduction Coaching, connectedTo, Writing Exercises>
+<Accent Reduction Coaching, learns, Business Language Training>
+<Business Language Training, connectedTo, Speaking Practice>
+<Certification Exam Preparation, connectedTo, Gamified Learning Activities>
+<Certification Exam Preparation, connectedTo, Sentence Construction Practice>
+<Curriculum Customization, connectedTo, Children's Language Learning>
+<Curriculum Customization, connectedTo, Personalized Learning Paths>
+<Curriculum Customization, connectedTo, Vocabulary Acquisition>
+<Gamified Learning Activities, connectedTo, Slang and Idioms Learning>
+<Immersion Programs, partOf, Immersion Programs>
+<Immersion Programs, pronounces, Role_Playing Scenarios>
+<Instructor_Led Classes, connectedTo, AI_Powered Language Tutors>
+<Instructor_Led Classes, partOf, Instructor_Led Classes>
+<Interactive Dialogues, connectedTo, Video Lessons>
+<Native Speaker Interaction, connectedTo, Sentence Construction Practice>
+<Personalized Learning Paths, connectedTo, Children's Language Learning>
+<Progress Tracking, connectedTo, Certification Exam Preparation>
+<Progress Tracking, connectedTo, Immersion Programs>
+<Pronunciation Drills, connectedTo, Instructor_Led Classes>
+<Pronunciation Drills, partOf, Pronunciation Drills>
+<Role_Playing Scenarios, connectedTo, Speaking Practice>
+<Role_Playing Scenarios, partOf, Role_Playing Scenarios>
+<Self_Study Modules, connectedTo, Interactive Dialogues>
+<Self_Study Modules, connectedTo, Vocabulary Acquisition>
+<Sentence Construction Practice, connectedTo, Personalized Learning Paths>
+<Slang and Idioms Learning, connectedTo, Children's Language Learning>
+<Slang and Idioms Learning, connectedTo, Curriculum Customization>
+<Slang and Idioms Learning, connectedTo, Sentence Construction Practice>
+<Slang and Idioms Learning, connectedTo, Vocabulary Acquisition>
+<Slang and Idioms Learning, reads, Sentence Construction Practice>
+<Speaking Practice, connectedTo, Progress Tracking>
+<Video Lessons, connectedTo, Accent Reduction Coaching>
+<Video Lessons, connectedTo, Vocabulary Acquisition>
+<Vocabulary Acquisition, connectedTo, Native Speaker Interaction>
+<Writing Exercises, connectedTo, Pronunciation Drills>
+<Writing Exercises, partOf, Writing Exercises>
diff --git a/test/graphviz/scanned_easy/graphviz_323.txt b/test/graphviz/scanned_easy/graphviz_323.txt
new file mode 100644
index 0000000000000000000000000000000000000000..de69da267ed96722149cc6cbc0e63be1c3db2b0b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_323.txt
@@ -0,0 +1,42 @@
+<Advocacy for Mental Health, coordinates, Music Therapy>
+<Advocacy for Mental Health, partOf, Advocacy for Mental Health>
+<Anxiety Management, connectedTo, Counseling Services>
+<Anxiety Management, connectedTo, Stress Reduction Techniques>
+<Bipolar Disorder Management, partOf, Bipolar Disorder Management>
+<Bipolar Disorder Management, records, Psychiatric Evaluation>
+<Cognitive Behavioral Therapy, connectedTo, Digital Mental Health Tools>
+<Cognitive Behavioral Therapy, connectedTo, Medication Management>
+<Coping Skill Development, connectedTo, Anxiety Management>
+<Coping Skill Development, connectedTo, Counseling Services>
+<Coping Skill Development, connectedTo, Outpatient Program Management>
+<Coping Skill Development, connectedTo, Relapse Prevention>
+<Coping Skill Development, connectedTo, Schizophrenia Management>
+<Coping Skill Development, connectedTo, Workplace Mental Health Programs>
+<Coping Skill Development, monitors, Depression Treatment>
+<Counseling Services, connectedTo, Workplace Mental Health Programs>
+<Depression Treatment, connectedTo, Diagnosis and Assessment>
+<Diagnosis and Assessment, licenses, Cognitive Behavioral Therapy>
+<Digital Mental Health Tools, connectedTo, Peer Support Programs>
+<Digital Mental Health Tools, partOf, Digital Mental Health Tools>
+<Emotional Regulation Training, connectedTo, Relapse Prevention>
+<Group Therapy, connectedTo, Schizophrenia Management>
+<Medication Management, connectedTo, Emotional Regulation Training>
+<Mindfulness Practice, connectedTo, Telehealth Counseling>
+<Music Therapy, connectedTo, Coping Skill Development>
+<Music Therapy, partOf, Music Therapy>
+<Outpatient Program Management, advocates, Group Therapy>
+<Peer Support Programs, connectedTo, Bipolar Disorder Management>
+<Peer Support Programs, partOf, Peer Support Programs>
+<Psychiatric Evaluation, connectedTo, Coping Skill Development>
+<Psychiatric Evaluation, connectedTo, Counseling Services>
+<Psychiatric Evaluation, connectedTo, Schizophrenia Management>
+<Recreational Therapy, assesses, Psychiatric Evaluation>
+<Recreational Therapy, connectedTo, Counseling Services>
+<Recreational Therapy, integrates, Schizophrenia Management>
+<Relapse Prevention, connectedTo, Inpatient Treatment Coordination>
+<Schizophrenia Management, connectedTo, Trauma Therapy>
+<Stress Reduction Techniques, connectedTo, Advocacy for Mental Health>
+<Stress Reduction Techniques, partOf, Stress Reduction Techniques>
+<Telehealth Counseling, connectedTo, Depression Treatment>
+<Trauma Therapy, connectedTo, Mindfulness Practice>
+<Workplace Mental Health Programs, connectedTo, Outpatient Program Management>
diff --git a/test/graphviz/scanned_easy/graphviz_324.txt b/test/graphviz/scanned_easy/graphviz_324.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2c3b5d450774f815fb8c67b3718a4d1493cd037a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_324.txt
@@ -0,0 +1,34 @@
+<Clinical Nutrition Support, partOf, Clinical Nutrition Support>
+<Clinical Nutrition Support, personalizes, Meal Planning>
+<Community Nutrition Workshops, connectedTo, Genetic Nutrition Counseling>
+<Community Nutrition Workshops, connectedTo, Inflammation and Diet>
+<Community Nutrition Workshops, connectedTo, Nutritional Counseling>
+<Dietary Software Usage, connectedTo, Food Fortification Strategies>
+<Dietary Software Usage, connectedTo, Inflammation and Diet>
+<Dietary Software Usage, connectedTo, Meal Planning>
+<Dietary Supplement Review, connectedTo, Food Fortification Strategies>
+<Dietary Supplement Review, connectedTo, Metabolism Rate Assessment>
+<Food Fortification Strategies, connectedTo, Food Waste Reduction>
+<Food Safety Education, connectedTo, Elderly Nutrition>
+<Food Waste Reduction, connectedTo, Micronutrient Analysis>
+<Genetic Nutrition Counseling, connectedTo, Inflammation and Diet>
+<Genetic Nutrition Counseling, prescribes, Nutritional Biomarker Analysis>
+<Genetic Nutrition Counseling, supports, Public Health Nutrition Programs>
+<Grocery Shopping Guidance, connectedTo, Food Safety Education>
+<Inflammation and Diet, connectedTo, Food Fortification Strategies>
+<Inflammation and Diet, connectedTo, Nutrigenomics Research>
+<Meal Planning, connectedTo, Community Nutrition Workshops>
+<Metabolism Rate Assessment, connectedTo, Food Fortification Strategies>
+<Metabolism Rate Assessment, connectedTo, Micronutrient Analysis>
+<Metabolism Rate Assessment, identifies, Grocery Shopping Guidance>
+<Micronutrient Analysis, connectedTo, Grocery Shopping Guidance>
+<Nutrigenomics Research, connectedTo, Dietary Supplement Review>
+<Nutritional Biomarker Analysis, connectedTo, Supplement Recommendation>
+<Nutritional Biomarker Analysis, partOf, Nutritional Biomarker Analysis>
+<Nutritional Counseling, connectedTo, Clinical Nutrition Support>
+<Nutritional Counseling, partOf, Nutritional Counseling>
+<Public Health Nutrition Programs, calculates, Grocery Shopping Guidance>
+<Public Health Nutrition Programs, connectedTo, Inflammation and Diet>
+<Public Health Nutrition Programs, connectedTo, Metabolism Rate Assessment>
+<Supplement Recommendation, connectedTo, Food Waste Reduction>
+<Supplement Recommendation, partOf, Supplement Recommendation>
diff --git a/test/graphviz/scanned_easy/graphviz_325.txt b/test/graphviz/scanned_easy/graphviz_325.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b6e77f67f60037307afb5cf80f71d4ef661c802c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_325.txt
@@ -0,0 +1,37 @@
+<Cardiovascular Training, partOf, Cardiovascular Training>
+<Cardiovascular Training, strengthens, Home Workout Programs>
+<Corporate Wellness Programs, connectedTo, Injury Prevention>
+<Corporate Wellness Programs, connectedTo, Posture Correction>
+<Fitness Assessment, connectedTo, Wearable Fitness Devices>
+<Fitness Assessment, partOf, Fitness Assessment>
+<Home Workout Programs, connectedTo, Recovery Strategies>
+<Home Workout Programs, partOf, Home Workout Programs>
+<Injury Prevention, connectedTo, Running Coaching>
+<Mind_Body Connection, connectedTo, Posture Correction>
+<Mind_Body Connection, partOf, Mind_Body Connection>
+<Online Fitness Coaching, connectedTo, Corporate Wellness Programs>
+<Personalized Exercise Prescriptions, automates, Online Fitness Coaching>
+<Personalized Exercise Prescriptions, connectedTo, Injury Prevention>
+<Personalized Exercise Prescriptions, connectedTo, Posture Correction>
+<Personalized Exercise Prescriptions, connectedTo, Virtual Fitness Classes>
+<Personalized Exercise Prescriptions, connectedTo, Weightlifting Techniques>
+<Personalized Exercise Prescriptions, connectedTo, Workout Tracking Apps>
+<Personalized Exercise Prescriptions, connectedTo, Yoga Instruction>
+<Personalized Exercise Prescriptions, distributes, Corporate Wellness Programs>
+<Posture Correction, connectedTo, Workout Tracking Apps>
+<Posture Correction, designs, Yoga Instruction>
+<Posture Correction, stretches, Injury Prevention>
+<Recovery Strategies, connectedTo, Running Coaching>
+<Recovery Strategies, partOf, Recovery Strategies>
+<Rehabilitation Exercises, connectedTo, Fitness Assessment>
+<Rehabilitation Exercises, partOf, Rehabilitation Exercises>
+<Virtual Fitness Classes, connectedTo, Yoga Instruction>
+<Wearable Fitness Devices, connectedTo, Mind_Body Connection>
+<Wearable Fitness Devices, partOf, Wearable Fitness Devices>
+<Weightlifting Techniques, connectedTo, Cardiovascular Training>
+<Weightlifting Techniques, partOf, Weightlifting Techniques>
+<Workout Planning, connectedTo, Corporate Wellness Programs>
+<Workout Planning, connectedTo, Personalized Exercise Prescriptions>
+<Workout Tracking Apps, connectedTo, Virtual Fitness Classes>
+<Yoga Instruction, connectedTo, Injury Prevention>
+<Yoga Instruction, connectedTo, Rehabilitation Exercises>
diff --git a/test/graphviz/scanned_easy/graphviz_329.txt b/test/graphviz/scanned_easy/graphviz_329.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b3ad6cd5f8c5376d7bde0c978c7dc947f4716372
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_329.txt
@@ -0,0 +1,29 @@
+<Collision Avoidance Systems, connectedTo, Flight Planning Software>
+<Collision Avoidance Systems, partOf, Collision Avoidance Systems>
+<Drone Data Security, connectedTo, Sensor Integration>
+<Drone Regulations Compliance, connectedTo, Battery Management System>
+<Drone Regulations Compliance, licenses, Drone Data Security>
+<Flight Planning Software, connectedTo, Urban Air Mobility Planning>
+<Flight Planning Software, partOf, Flight Planning Software>
+<Ground Control Station Development, connectedTo, Thermal Imaging with Drones>
+<Ground Control Station Development, partOf, Ground Control Station Development>
+<Payload Integration, connectedTo, Battery Management System>
+<Precision Agriculture, connectedTo, Ground Control Station Development>
+<Precision Agriculture, connectedTo, Payload Integration>
+<Propulsion System Development, connectedTo, Battery Management System>
+<Propulsion System Development, connectedTo, Swarm Robotics for Drones>
+<Search and Rescue Operations, connectedTo, Drone Regulations Compliance>
+<Search and Rescue Operations, partOf, Search and Rescue Operations>
+<Sensor Integration, connectedTo, Battery Management System>
+<Sensor Integration, connectedTo, Collision Avoidance Systems>
+<Sensor Integration, connectedTo, Payload Integration>
+<Sensor Integration, connectedTo, Precision Agriculture>
+<Sensor Integration, connectedTo, Wildlife Tracking>
+<Swarm Robotics for Drones, connectedTo, Drone Regulations Compliance>
+<Thermal Imaging with Drones, connectedTo, Battery Management System>
+<Thermal Imaging with Drones, partOf, Thermal Imaging with Drones>
+<Urban Air Mobility Planning, connectedTo, Search and Rescue Operations>
+<Urban Air Mobility Planning, partOf, Urban Air Mobility Planning>
+<Wildlife Tracking, connectedTo, Battery Management System>
+<Wildlife Tracking, connectedTo, Payload Integration>
+<Wildlife Tracking, connectedTo, Precision Agriculture>
diff --git a/test/graphviz/scanned_easy/graphviz_330.txt b/test/graphviz/scanned_easy/graphviz_330.txt
new file mode 100644
index 0000000000000000000000000000000000000000..810aae1003951f28938630608c6eec847d996898
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_330.txt
@@ -0,0 +1,32 @@
+<Adaptive Cruise Control, connectedTo, Localization and Mapping>
+<Adaptive Cruise Control, connectedTo, Vehicle_to_Vehicle Communication>
+<Automatic Emergency Braking, connectedTo, Adaptive Cruise Control>
+<Cybersecurity for AVs, connectedTo, Adaptive Cruise Control>
+<Cybersecurity for AVs, connectedTo, Localization and Mapping>
+<Cybersecurity for AVs, connectedTo, Path Planning>
+<Data Collection and Annotation, connectedTo, Decision_Making Algorithms>
+<Data Collection and Annotation, connectedTo, Lane Keeping Assist>
+<Decision_Making Algorithms, connectedTo, Vehicle_to_Vehicle Communication>
+<Driver Monitoring Systems, controls, Accident Reconstruction for AVs>
+<Fail_Safe Systems, connectedTo, Insurance Models for AVs>
+<Insurance Models for AVs, connectedTo, Driver Monitoring Systems>
+<Lane Keeping Assist, connectedTo, Predictive Maintenance>
+<Lane Keeping Assist, partOf, Lane Keeping Assist>
+<Localization and Mapping, connectedTo, Software Development>
+<Motion Control, fuels, Automatic Emergency Braking>
+<Motion Control, partOf, Motion Control>
+<Path Planning, connectedTo, Adaptive Cruise Control>
+<Path Planning, connectedTo, Automatic Emergency Braking>
+<Path Planning, connectedTo, Insurance Models for AVs>
+<Path Planning, connectedTo, Vehicle_to_Vehicle Communication>
+<Path Planning, maintains, Localization and Mapping>
+<Predictive Maintenance, connectedTo, Driver Monitoring Systems>
+<Predictive Maintenance, partOf, Predictive Maintenance>
+<Remote Operation Capability, connectedTo, Vehicle_to_Infrastructure Communication>
+<Remote Operation Capability, partOf, Remote Operation Capability>
+<Software Development, connectedTo, Data Collection and Annotation>
+<Software Development, connectedTo, Remote Operation Capability>
+<Software Development, connectedTo, Vehicle_to_Vehicle Communication>
+<Vehicle_to_Infrastructure Communication, connectedTo, Motion Control>
+<Vehicle_to_Infrastructure Communication, partOf, Vehicle_to_Infrastructure Communication>
+<Vehicle_to_Vehicle Communication, connectedTo, Fail_Safe Systems>
diff --git a/test/graphviz/scanned_easy/graphviz_333.dot b/test/graphviz/scanned_easy/graphviz_333.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ff43533a73311b520976b373fd1a9a56b0643b52
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_333.dot
@@ -0,0 +1,72 @@
+digraph {
+	rankdir=RL
+	N0 [label="Ticket Sales" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Personalized Ticket Offers" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N2 [label="Fan Loyalty Programs" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N3 [label="API Integration for Partners" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+	N4 [label="Audience Segmentation" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N5 [label="Promotional Code Management" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Venue Capacity Management" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N7 [label="Biometric Ticketing" color="#E91E63" fillcolor="#FCE4EC" shape=octagon style=filled]
+	N8 [label="Scalper Prevention" color="#E91E63" fillcolor="#FCE4EC" shape=box style=filled]
+	N9 [label="Queue Management" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N10 [label="Airline Ticketing" color="#E91E63" fillcolor="#FCE4EC" shape=plaintext style=filled]
+	N11 [label="Theater Ticketing" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N12 [label="Sports Event Ticketing" color="#E91E63" fillcolor="#FCE4EC" shape=folder style=filled]
+	N13 [label="Customer Relationship Management Integration" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N14 [label="Pricing Configuration" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N15 [label="Ticket Delivery" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	S0 [label="" color="#03A9F4" fillcolor="#B3E5FC" 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]
+	M2 [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="#FFF3E0" fontname=Helvetica fontsize=10 label="Mobile Ticketing" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Dynamic Pricing" color="#03A9F4" fillcolor="#B3E5FC" shape=folder style=filled]
+		nest0_1 [label="Analytics on Sales Data" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#03A9F4" 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="Access Control" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Agent Network Management" color="#E91E63" fillcolor="#FCE4EC" shape=hexagon style=filled]
+		nest1_1 [label="Event Creation" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+		nest1_2 [label="Post_Event Feedback Collection" color="#03A9F4" fillcolor="#B3E5FC" shape=diamond style=filled]
+		nest1_0 -> nest1_1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
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+	N13 -> N14 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N14 -> N15 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> nest0_0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	nest0_1 -> N6 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest1_0 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N8 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N14 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N13 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#E91E63" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N6 -> M1 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N15 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M2 [color="#E91E63" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	M2 -> N9 [color="#6EB76D" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_335.dot b/test/graphviz/scanned_easy/graphviz_335.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0010c374c0a455af4c25ece1ca5f31847f6ff4ad
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_335.dot
@@ -0,0 +1,57 @@
+digraph {
+	rankdir=TD
+	N0 [label="Monitoring and Evaluation Framework" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Data Visualization for Policy" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N2 [label="Policy Learning" color="#61CAC3" fillcolor="#C2E8E6" shape=diamond style=filled]
+	N3 [label="Feasibility Study" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N4 [label="Behavioral Economics in Policy" color="#FFF8A6" fillcolor="#FFFDE0" shape=plaintext style=filled]
+	N5 [label="Recommendation Formulation" color="#61CAC3" fillcolor="#C2E8E6" shape=folder style=filled]
+	N6 [label="Policy Brief Writing" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+	N7 [label="International Policy Analysis" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	S2 [label="" color="#FFC085" fillcolor="#FFDAB9" 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 {
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+		nest0_0 [label="Presentation Skills" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+		nest0_1 [label="Communication Strategy" color="#61CAC3" fillcolor="#C2E8E6" shape=box style=filled]
+		nest0_2 [label="Implementation Plan Development" color="#FFF8A6" fillcolor="#FFFDE0" shape=octagon style=filled]
+		nest0_3 [label="Interagency Coordination" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	}
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+	subgraph cluster_Group1 {
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+		nest1_0 [label="Problem Identification" color="#FFC085" fillcolor="#FFDAB9" shape=plaintext style=filled]
+		nest1_1 [label="Local Government Policy" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+		nest1_2 [label="Risk Assessment" color="#FFF8A6" fillcolor="#FFFDE0" shape=Mdiamond style=filled]
+		nest1_0 -> nest1_1 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#61CAC3" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest0_0 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
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+	N1 -> nest1_0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N3 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> S2 [color="#61CAC3" dir=forward penwidth=1.5 style=dashed]
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+	S2 -> N6 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [label=audits color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M0 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N4 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N5 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#FFF8A6" 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_335.txt b/test/graphviz/scanned_easy/graphviz_335.txt
new file mode 100644
index 0000000000000000000000000000000000000000..837756cfbddd25e57f19bd6bc493760038c0c206
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_335.txt
@@ -0,0 +1,31 @@
+<Behavioral Economics in Policy, connectedTo, International Policy Analysis>
+<Behavioral Economics in Policy, connectedTo, Policy Brief Writing>
+<Behavioral Economics in Policy, connectedTo, Presentation Skills>
+<Behavioral Economics in Policy, connectedTo, Recommendation Formulation>
+<Communication Strategy, connectedTo, Implementation Plan Development>
+<Communication Strategy, partOf, Communication Strategy>
+<Data Visualization for Policy, audits, Behavioral Economics in Policy>
+<Data Visualization for Policy, connectedTo, Policy Learning>
+<Data Visualization for Policy, connectedTo, Problem Identification>
+<Feasibility Study, connectedTo, Behavioral Economics in Policy>
+<Feasibility Study, connectedTo, International Policy Analysis>
+<Implementation Plan Development, connectedTo, Interagency Coordination>
+<Implementation Plan Development, partOf, Implementation Plan Development>
+<Interagency Coordination, connectedTo, Policy Brief Writing>
+<Interagency Coordination, partOf, Interagency Coordination>
+<Local Government Policy, connectedTo, Risk Assessment>
+<Local Government Policy, partOf, Local Government Policy>
+<Monitoring and Evaluation Framework, connectedTo, Behavioral Economics in Policy>
+<Monitoring and Evaluation Framework, connectedTo, Data Visualization for Policy>
+<Monitoring and Evaluation Framework, connectedTo, International Policy Analysis>
+<Policy Brief Writing, connectedTo, International Policy Analysis>
+<Policy Learning, connectedTo, Behavioral Economics in Policy>
+<Policy Learning, connectedTo, Feasibility Study>
+<Presentation Skills, connectedTo, Communication Strategy>
+<Presentation Skills, partOf, Presentation Skills>
+<Problem Identification, connectedTo, Local Government Policy>
+<Problem Identification, partOf, Problem Identification>
+<Recommendation Formulation, connectedTo, International Policy Analysis>
+<Recommendation Formulation, connectedTo, Policy Brief Writing>
+<Risk Assessment, connectedTo, Feasibility Study>
+<Risk Assessment, partOf, Risk Assessment>
diff --git a/test/graphviz/scanned_easy/graphviz_336.txt b/test/graphviz/scanned_easy/graphviz_336.txt
new file mode 100644
index 0000000000000000000000000000000000000000..722b319266c503ca1bf4c6964f93890c6babedd4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_336.txt
@@ -0,0 +1,32 @@
+<Citation Management, connectedTo, Survey Design>
+<Citation Management, partOf, Citation Management>
+<Data Management Plan, connectedTo, Citation Management>
+<Data Management Plan, connectedTo, Experiment Design>
+<Data Management Plan, connectedTo, Intellectual Property in Research>
+<Data Management Plan, connectedTo, Plagiarism Detection>
+<Data Management Plan, connectedTo, Reproducibility Studies>
+<Data Management Plan, connectedTo, Theory Development>
+<Data Management Plan, connectedTo, Thesis or Dissertation Writing>
+<Experiment Design, connectedTo, Intellectual Property in Research>
+<Experiment Design, connectedTo, Theory Development>
+<Intellectual Property in Research, connectedTo, Open Science Practices>
+<Open Science Practices, connectedTo, Reproducibility Studies>
+<Plagiarism Detection, connectedTo, Qualitative Analysis>
+<Plagiarism Detection, connectedTo, Thesis or Dissertation Writing>
+<Poster Session Preparation, connectedTo, Data Management Plan>
+<Poster Session Preparation, connectedTo, Thesis or Dissertation Writing>
+<Presentation at Conferences, connectedTo, Thesis or Dissertation Writing>
+<Presentation at Conferences, partOf, Presentation at Conferences>
+<Qualitative Analysis, connectedTo, Research Design>
+<Qualitative Analysis, partOf, Qualitative Analysis>
+<Reproducibility Studies, connectedTo, Academic Mentorship>
+<Research Design, connectedTo, Intellectual Property in Research>
+<Research Design, partOf, Research Design>
+<Survey Design, connectedTo, Presentation at Conferences>
+<Survey Design, partOf, Survey Design>
+<Theory Development, connectedTo, Intellectual Property in Research>
+<Theory Development, connectedTo, Reproducibility Studies>
+<Thesis or Dissertation Writing, connectedTo, Experiment Design>
+<Thesis or Dissertation Writing, connectedTo, Intellectual Property in Research>
+<Thesis or Dissertation Writing, connectedTo, Reproducibility Studies>
+<Thesis or Dissertation Writing, connectedTo, Theory Development>
diff --git a/test/graphviz/scanned_easy/graphviz_338.dot b/test/graphviz/scanned_easy/graphviz_338.dot
new file mode 100644
index 0000000000000000000000000000000000000000..90fc22d3eef53782a5c9bd00ae8e9814439b5e3e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_338.dot
@@ -0,0 +1,65 @@
+digraph {
+	rankdir=LR
+	N0 [label="Outreach and Education" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N1 [label="Public Access Systems" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N2 [label="Exhibition Curation" color="#607D8B" fillcolor="#CFD8DC" shape=oval style=filled]
+	N3 [label="Digitization of Records" color="#607D8B" fillcolor="#CFD8DC" shape=hexagon style=filled]
+	N4 [label="Records Transfer Processes" color="#FBC02D" fillcolor="#FFFDE7" shape=hexagon style=filled]
+	N5 [label="Archival Advocacy" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N6 [label="Preservation Planning" color="#607D8B" fillcolor="#CFD8DC" shape=ellipse style=filled]
+	N7 [label="Appraisal and Selection" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
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+		nest0_1 [label="Arrangement and Description" color="#FBC02D" fillcolor="#FFFDE7" shape=oval style=filled]
+		nest0_2 [label="Digital Asset Management" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+		nest0_3 [label="Data Migration for Digital Archives" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
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+		nest1_1 [label="Web Archiving" color="#FBC02D" fillcolor="#FFFDE7" shape=folder style=filled]
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+	N5 -> N6 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N6 -> nest0_0 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N7 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N1 -> nest1_0 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	nest1_2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> S0 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N1 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N4 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N1 -> M0 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	M0 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
+	N1 -> M1 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [label=audits color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N3 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M2 [color="#00BCD4" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [label=locates color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> M2 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	M2 -> N5 [color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_338.txt b/test/graphviz/scanned_easy/graphviz_338.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d3e27b410c3a3376a0c13c825a07892f9d96aca5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_338.txt
@@ -0,0 +1,33 @@
+<Acquisition and Accessioning, connectedTo, Preservation Planning>
+<Acquisition and Accessioning, partOf, Acquisition and Accessioning>
+<Archival Advocacy, connectedTo, Preservation Planning>
+<Arrangement and Description, connectedTo, Digital Asset Management>
+<Arrangement and Description, partOf, Arrangement and Description>
+<Data Migration for Digital Archives, connectedTo, Appraisal and Selection>
+<Data Migration for Digital Archives, partOf, Data Migration for Digital Archives>
+<Digital Asset Management, connectedTo, Data Migration for Digital Archives>
+<Digital Asset Management, partOf, Digital Asset Management>
+<Digitization of Records, connectedTo, Archival Advocacy>
+<Digitization of Records, connectedTo, Records Transfer Processes>
+<Disaster Preparedness for Archives, disseminates, Arrangement and Description>
+<Disaster Preparedness for Archives, partOf, Disaster Preparedness for Archives>
+<Environmental Control, connectedTo, Web Archiving>
+<Environmental Control, partOf, Environmental Control>
+<Exhibition Curation, connectedTo, Archival Advocacy>
+<Exhibition Curation, connectedTo, Digitization of Records>
+<Outreach and Education, audits, Digitization of Records>
+<Outreach and Education, connectedTo, Digitization of Records>
+<Outreach and Education, connectedTo, Public Access Systems>
+<Outreach and Education, locates, Archival Advocacy>
+<Preservation Planning, connectedTo, Appraisal and Selection>
+<Preservation Planning, connectedTo, Disaster Preparedness for Archives>
+<Public Access Systems, connectedTo, Appraisal and Selection>
+<Public Access Systems, connectedTo, Archival Advocacy>
+<Public Access Systems, connectedTo, Digitization of Records>
+<Public Access Systems, connectedTo, Environmental Control>
+<Public Access Systems, connectedTo, Exhibition Curation>
+<Public Access Systems, connectedTo, Preservation Planning>
+<Public Access Systems, connectedTo, Records Transfer Processes>
+<Records Transfer Processes, connectedTo, Archival Advocacy>
+<Web Archiving, connectedTo, Acquisition and Accessioning>
+<Web Archiving, partOf, Web Archiving>
diff --git a/test/graphviz/scanned_easy/graphviz_34.txt b/test/graphviz/scanned_easy/graphviz_34.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a28e520bfcedf9c9ceced61a196234bb20c6bde3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_34.txt
@@ -0,0 +1,11 @@
+<Campus Recruitment, consults, Psychometric Testing>
+<Executive Search, headhunts, Internal Mobility>
+<Internal Mobility, connectedTo, Offer Extension>
+<Interview Conducting, educates, Job Description Creation>
+<Interview Panel Coordination, matches, Executive Search>
+<Job Description Creation, communicates, Reference Checking>
+<Offer Extension, interviews, Campus Recruitment>
+<Passive Candidate Engagement, connectedTo, Interview Conducting>
+<Psychometric Testing, connectedTo, Passive Candidate Engagement>
+<Reference Checking, connectedTo, Video Interviewing>
+<Video Interviewing, connectedTo, Interview Conducting>
diff --git a/test/graphviz/scanned_easy/graphviz_340.dot b/test/graphviz/scanned_easy/graphviz_340.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ef80d2acfae2f8cda24ced9a21431e35f3169735
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_340.dot
@@ -0,0 +1,57 @@
+digraph {
+	rankdir=LR
+	N0 [label="Stakeholder Engagement on Ethics" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Legal Advisory" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N2 [label="Environmental Compliance" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+	N3 [label="Third_Party Due Diligence" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N4 [label="Ethical AI Guidelines" color="#B0C5CD" fillcolor="#DFE7EB" shape=diamond style=filled]
+	N5 [label="Code of Conduct Implementation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N6 [label="Policy Development" color="#DCE775" fillcolor="#F9FBE7" shape=Mdiamond style=filled]
+	N7 [label="Ethical Decision_Making Frameworks" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+	N8 [label="Incident Response Planning" color="#FFD54F" fillcolor="#FFF8E1" shape=hexagon style=filled]
+	N9 [label="Ethics Committee Formation" color="#DCE775" fillcolor="#F9FBE7" shape=folder style=filled]
+	N10 [label="Data Privacy Compliance" color="#FFD54F" fillcolor="#FFF8E1" shape=Mdiamond style=filled]
+	N11 [label="Regulatory Interpretation" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	S0 [label="" color="#B0C5CD" fillcolor="#DFE7EB" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M1 [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="#ECEFF1" fontname=Helvetica fontsize=10 label="Export Control Compliance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Data Ethics" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_1 [label="ESG Integration" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+		nest0_2 [label="Compliance Software Implementation" color="#FFD54F" fillcolor="#FFF8E1" shape=ellipse style=filled]
+		nest0_0 -> nest0_1 [color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [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="#FFF3E0" fontname=Helvetica fontsize=10 label="Fair Competition Compliance" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="CSR Reporting" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+		nest1_1 [label="Reporting Mechanisms" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+		nest1_2 [label="Ethical Leadership Development" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+		nest1_0 -> nest1_1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	}
+	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="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=prevents color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=reports color="#FFD54F" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [label=detects color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N7 -> nest1_0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N9 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N7 [color="#B0C5CD" dir=forward penwidth=1.5 style=solid]
+	S0 -> N11 [color="#FFD54F" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	M1 -> N6 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_343.dot b/test/graphviz/scanned_easy/graphviz_343.dot
new file mode 100644
index 0000000000000000000000000000000000000000..945c84951f47fdf187e8f087ba6c3e8cff87d576
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_343.dot
@@ -0,0 +1,73 @@
+digraph {
+	rankdir=BT
+	N0 [label="Satellite Imaging" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N1 [label="Border Surveillance" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+	N2 [label="Pattern Recognition" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N3 [label="Security Personnel Operations" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N4 [label="Intrusion Detection" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N5 [label="Cyber Surveillance" color="#03A9F4" fillcolor="#B3E5FC" shape=Mdiamond style=filled]
+	N6 [label="Video Analytics" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N7 [label="Environmental Monitoring" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+	N8 [label="Data Storage and Retention" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N9 [label="Biometric Data Analysis" color="#E57373" fillcolor="#FFEBEE" shape=hexagon style=filled]
+	N10 [label="Ethical Guidelines" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N11 [label="Access Control Systems" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N12 [label="Traffic Surveillance" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	S0 [label="" color="#E57373" fillcolor="#FFEBEE" 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]
+	S2 [label="" color="#E57373" fillcolor="#FFEBEE" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	M2 [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="#EDE7F6" fontname=Helvetica fontsize=10 label="GPS Tracking" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Behavioral Analytics" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+		nest0_1 [label="Remote Sensing" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest0_2 [label="Drone Surveillance" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+		nest0_3 [label="Mobile Phone Interception" color="#E57373" fillcolor="#FFEBEE" shape=octagon style=filled]
+		nest0_0 -> nest0_1 [color="#CD8FF2" 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="#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="#E3F2FD" fontname=Helvetica fontsize=10 label="Sensor Network Deployment" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Predictive Policing" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+		nest1_1 [label="Real_time Alerts" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+		nest1_2 [label="Night Vision Technology" color="#03A9F4" fillcolor="#B3E5FC" shape=oval style=filled]
+		nest1_3 [label="Asset Tracking" color="#CD8FF2" fillcolor="#ECCFF5" shape=octagon style=filled]
+		nest1_0 -> nest1_1 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+		nest1_2 -> nest1_3 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E57373" 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="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> nest1_0 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N8 [label=regulates color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N5 -> S0 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N12 [label=integrates color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [label=retrieves color="#000000" dir=forward penwidth=1.5 style=solid]
+	S0 -> N8 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N1 -> S1 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	S1 -> N11 [label=identifies color="#E57373" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S1 -> N6 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N1 -> S2 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	S2 -> N12 [color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [label=alerts color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M2 [label=blocks color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	M2 -> N5 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_344.txt b/test/graphviz/scanned_easy/graphviz_344.txt
new file mode 100644
index 0000000000000000000000000000000000000000..66c5342229902349ea1b5c4c93de38cc4cb2704a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_344.txt
@@ -0,0 +1,32 @@
+<Behavioral Science in Prevention, connectedTo, Reintegration Programs>
+<Conflict Resolution Training, connectedTo, Behavioral Science in Prevention>
+<Conflict Resolution Training, partOf, Conflict Resolution Training>
+<Crime Data Analysis, connectedTo, Behavioral Science in Prevention>
+<Crime Data Analysis, connectedTo, Drug Prevention Initiatives>
+<Crime Data Analysis, connectedTo, Mediation Services>
+<Crime Data Analysis, connectedTo, Reintegration Programs>
+<Crime Data Analysis, connectedTo, Youth Programs>
+<Crime Prevention Through Education, connectedTo, Data Sharing Initiatives>
+<Crime Prevention Through Education, connectedTo, Identity Theft Prevention>
+<Crime Prevention Through Education, connectedTo, Mediation Services>
+<Crime Prevention Through Education, connectedTo, Security Lighting>
+<Data Sharing Initiatives, connectedTo, Environmental Design>
+<Data Sharing Initiatives, connectedTo, Identity Theft Prevention>
+<Drug Prevention Initiatives, connectedTo, Mediation Services>
+<Drug Prevention Initiatives, connectedTo, Reintegration Programs>
+<Environmental Design, connectedTo, Identity Theft Prevention>
+<Environmental Design, connectedTo, Mediation Services>
+<Identity Theft Prevention, connectedTo, Mediation Services>
+<Identity Theft Prevention, connectedTo, Reintegration Programs>
+<Identity Theft Prevention, connectedTo, School Safety Programs>
+<Mediation Services, connectedTo, Behavioral Science in Prevention>
+<School Safety Programs, connectedTo, Security Lighting>
+<School Safety Programs, connectedTo, Situational Crime Prevention>
+<Security Lighting, connectedTo, Crime Data Analysis>
+<Security Lighting, connectedTo, Reintegration Programs>
+<Situational Crime Prevention, connectedTo, Conflict Resolution Training>
+<Situational Crime Prevention, partOf, Situational Crime Prevention>
+<Technology for Prevention, connectedTo, Reintegration Programs>
+<Technology for Prevention, partOf, Technology for Prevention>
+<Youth Programs, connectedTo, Technology for Prevention>
+<Youth Programs, partOf, Youth Programs>
diff --git a/test/graphviz/scanned_easy/graphviz_346.txt b/test/graphviz/scanned_easy/graphviz_346.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ce702ac01f142877dd86d88e79d79b07d234d7dc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_346.txt
@@ -0,0 +1,29 @@
+<Acoustic Oceanography, connectedTo, Ocean Modeling>
+<Climate Change Impact Study, connectedTo, Coastal Erosion Research>
+<Climate Change Impact Study, connectedTo, Sea Level Monitoring>
+<Coastal Erosion Research, connectedTo, Seabed Resource Exploration>
+<Coastal Zone Management, connectedTo, Marine Remote Sensing>
+<Coastal Zone Management, partOf, Coastal Zone Management>
+<Data Visualization, connectedTo, Marine Hazards Assessment>
+<Data Visualization, partOf, Data Visualization>
+<Marine Hazards Assessment, connectedTo, Acoustic Oceanography>
+<Marine Hazards Assessment, connectedTo, Ocean Modeling>
+<Marine Hazards Assessment, connectedTo, Satellite Oceanography>
+<Marine Hazards Assessment, connectedTo, Tsunami Prediction>
+<Marine Protected Area Planning, connectedTo, Salinity Measurement>
+<Marine Remote Sensing, connectedTo, Ocean Carbon Cycle>
+<Marine Remote Sensing, partOf, Marine Remote Sensing>
+<Ocean Carbon Cycle, connectedTo, Satellite Oceanography>
+<Ocean Carbon Cycle, partOf, Ocean Carbon Cycle>
+<Ocean Modeling, studies, Coastal Zone Management>
+<ROV or AUV Operations, connectedTo, Climate Change Impact Study>
+<ROV or AUV Operations, connectedTo, Satellite Oceanography>
+<ROV or AUV Operations, geology, Salinity Measurement>
+<Salinity Measurement, connectedTo, Marine Hazards Assessment>
+<Satellite Oceanography, connectedTo, Acoustic Oceanography>
+<Sea Level Monitoring, connectedTo, Data Visualization>
+<Sea Level Monitoring, partOf, Sea Level Monitoring>
+<Seabed Resource Exploration, connectedTo, Marine Protected Area Planning>
+<Tsunami Prediction, collaborates, Coastal Zone Management>
+<Tsunami Prediction, connectedTo, Satellite Oceanography>
+<Tsunami Prediction, partOf, Tsunami Prediction>
diff --git a/test/graphviz/scanned_easy/graphviz_347.dot b/test/graphviz/scanned_easy/graphviz_347.dot
new file mode 100644
index 0000000000000000000000000000000000000000..2e8c8862fbf8991cf7a11272e6d43de8d49fb6d7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_347.dot
@@ -0,0 +1,71 @@
+digraph {
+	rankdir=RL
+	N0 [label=Paleoseismology color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	N1 [label="Fault Line Mapping" color="#AABEC6" fillcolor="#E0E6E9" shape=folder style=filled]
+	N2 [label="Computational Seismology" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+	N3 [label="Seismic Hazard Assessment" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N4 [label="Earthquake Detection" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N5 [label="Epicenter Location" color="#CB9BE1" fillcolor="#F2E6F5" shape=oval style=filled]
+	N6 [label="P_Wave or S_Wave Distinction" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N7 [label="Seismic Wave Analysis" color="#9FA9E1" fillcolor="#D6D9F0" shape=ellipse style=filled]
+	N8 [label="Magnitude Determination" color="#AABEC6" fillcolor="#E0E6E9" shape=oval style=filled]
+	N9 [label="Structural Response to Earthquakes" color="#CB9BE1" fillcolor="#F2E6F5" shape=hexagon style=filled]
+	N10 [label="Liquefaction Potential Assessment" color="#CB9BE1" fillcolor="#F2E6F5" shape=Mdiamond style=filled]
+	N11 [label="Subsurface Imaging" color="#CB9BE1" fillcolor="#F2E6F5" shape=diamond style=filled]
+	N12 [label="Induced Seismicity Monitoring" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+	S0 [label="" color="#AABEC6" fillcolor="#E0E6E9" 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]
+	S2 [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="#E8F5E9" fontname=Helvetica fontsize=10 label="Geophysical Exploration" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Microseismicity Study" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+		nest0_1 [label="Planetary Seismology" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+		nest0_2 [label="Seismic Network Operations" color="#9FA9E1" fillcolor="#D6D9F0" shape=oval style=filled]
+		nest0_3 [label="Seismic Inversion" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+		nest0_0 -> nest0_1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+		nest0_1 -> nest0_2 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+		nest0_2 -> nest0_3 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	}
+	subgraph_anchor_Group1 [label="" height=0.01 shape=point style=invis width=0.01]
+	subgraph cluster_Group1 {
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+		nest1_0 [label="Seismic Instrumentation Maintenance" color="#AABEC6" fillcolor="#E0E6E9" shape=ellipse style=filled]
+		nest1_1 [label="Aftershock Analysis" color="#9FA9E1" fillcolor="#D6D9F0" shape=box style=filled]
+		nest1_0 -> nest1_1 [label=reports color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	}
+	N0 -> N1 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=calibrates_sensors color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=records color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
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+	N6 -> N7 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N11 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N11 -> N12 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	nest0_3 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N10 -> nest1_0 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N7 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N6 -> S0 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	S0 -> N9 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [label=responds color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> S1 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N12 [label=improves_accuracy color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N3 -> S2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N9 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	S2 -> N5 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N12 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+	S2 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M0 [color="#9FA9E1" dir=forward penwidth=1.5 style=solid]
+	N5 -> M0 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	M0 -> N8 [color="#9FA9E1" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_347.txt b/test/graphviz/scanned_easy/graphviz_347.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c375c89711eb115a8120de0efb5467c6b418ac69
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_347.txt
@@ -0,0 +1,39 @@
+<Aftershock Analysis, connectedTo, Seismic Wave Analysis>
+<Aftershock Analysis, partOf, Aftershock Analysis>
+<Computational Seismology, calibrates_sensors, Seismic Hazard Assessment>
+<Earthquake Detection, connectedTo, Epicenter Location>
+<Epicenter Location, connectedTo, Magnitude Determination>
+<Epicenter Location, connectedTo, Microseismicity Study>
+<Epicenter Location, connectedTo, P_Wave or S_Wave Distinction>
+<Fault Line Mapping, connectedTo, Computational Seismology>
+<Fault Line Mapping, connectedTo, Magnitude Determination>
+<Liquefaction Potential Assessment, connectedTo, Seismic Instrumentation Maintenance>
+<Liquefaction Potential Assessment, connectedTo, Subsurface Imaging>
+<Magnitude Determination, connectedTo, Structural Response to Earthquakes>
+<Microseismicity Study, connectedTo, Planetary Seismology>
+<Microseismicity Study, partOf, Microseismicity Study>
+<P_Wave or S_Wave Distinction, connectedTo, Magnitude Determination>
+<P_Wave or S_Wave Distinction, connectedTo, Seismic Wave Analysis>
+<P_Wave or S_Wave Distinction, connectedTo, Structural Response to Earthquakes>
+<P_Wave or S_Wave Distinction, responds, Liquefaction Potential Assessment>
+<Paleoseismology, connectedTo, Fault Line Mapping>
+<Paleoseismology, connectedTo, Magnitude Determination>
+<Planetary Seismology, connectedTo, Seismic Network Operations>
+<Planetary Seismology, partOf, Planetary Seismology>
+<Seismic Hazard Assessment, connectedTo, Epicenter Location>
+<Seismic Hazard Assessment, connectedTo, P_Wave or S_Wave Distinction>
+<Seismic Hazard Assessment, connectedTo, Structural Response to Earthquakes>
+<Seismic Hazard Assessment, educates, Induced Seismicity Monitoring>
+<Seismic Hazard Assessment, records, Earthquake Detection>
+<Seismic Instrumentation Maintenance, partOf, Seismic Instrumentation Maintenance>
+<Seismic Instrumentation Maintenance, reports, Aftershock Analysis>
+<Seismic Inversion, connectedTo, P_Wave or S_Wave Distinction>
+<Seismic Inversion, partOf, Seismic Inversion>
+<Seismic Network Operations, connectedTo, Seismic Inversion>
+<Seismic Network Operations, partOf, Seismic Network Operations>
+<Seismic Wave Analysis, connectedTo, Liquefaction Potential Assessment>
+<Seismic Wave Analysis, connectedTo, Magnitude Determination>
+<Seismic Wave Analysis, connectedTo, Structural Response to Earthquakes>
+<Seismic Wave Analysis, improves_accuracy, Induced Seismicity Monitoring>
+<Structural Response to Earthquakes, connectedTo, Liquefaction Potential Assessment>
+<Subsurface Imaging, connectedTo, Induced Seismicity Monitoring>
diff --git a/test/graphviz/scanned_easy/graphviz_35.txt b/test/graphviz/scanned_easy/graphviz_35.txt
new file mode 100644
index 0000000000000000000000000000000000000000..e6354460491db08c6cd1739a292a76484dccd924
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_35.txt
@@ -0,0 +1,11 @@
+<Accessibility Support, resolves, Customer Relationship Management System Use>
+<Complaint Trend Analysis, connectedTo, Knowledge Base Creation>
+<Customer Relationship Management System Use, personals, FAQ Management>
+<Email Support, supports, Customer Journey Mapping>
+<FAQ Management, exchanges, Service Level Agreement Monitoring>
+<Feedback Loop to Product Development, connectedTo, Email Support>
+<Knowledge Base Creation, connectedTo, Training Customer Service Agents>
+<Service Level Agreement Monitoring, connectedTo, Accessibility Support>
+<Service Level Agreement Monitoring, connectedTo, Virtual Assistant Interaction>
+<Training Customer Service Agents, connectedTo, Accessibility Support>
+<Virtual Assistant Interaction, listens, Feedback Loop to Product Development>
diff --git a/test/graphviz/scanned_easy/graphviz_350.dot b/test/graphviz/scanned_easy/graphviz_350.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7401e78a52b83de7946e3de5373584ca0502e3c4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_350.dot
@@ -0,0 +1,62 @@
+digraph {
+	rankdir=RL
+	N0 [label="Opinion Mining" color="#388E3C" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N1 [label="Biomedical Text Mining" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+	N2 [label="Automated Content Tagging" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N3 [label="Lemmatization or Stemming" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N4 [label=Tokenization color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	N5 [label="Social Media Text Analysis" color="#CB9BE1" fillcolor="#F2E6F5" shape=plaintext style=filled]
+	N6 [label="Knowledge Graph Construction" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+	N7 [label="Keyword Extraction" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+	S0 [label="" color="#388E3C" fillcolor="#F1F8E9" fixedsize=true height=0.1 shape=box style=filled width=0.1]
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+	M0 [label="" color="#CB9BE1" fillcolor="#F2E6F5" 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 {
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+		nest0_0 [label="Financial Text Analysis" color="#388E3C" fillcolor="#F1F8E9" shape=diamond style=filled]
+		nest0_1 [label="Corpus Creation" color="#42A5F5" fillcolor="#F1F8FF" shape=folder style=filled]
+		nest0_2 [label="Natural Language Processing" color="#42A5F5" fillcolor="#F1F8FF" shape=parallelogram style=filled]
+		nest0_3 [label="Deep Learning for NLP" color="#42A5F5" fillcolor="#F1F8FF" shape=folder style=filled]
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+	}
+	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="News Article Analysis" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Author Attribution" color="#CB9BE1" fillcolor="#F2E6F5" shape=box style=filled]
+		nest1_1 [label="Vector Space Models" color="#388E3C" fillcolor="#F1F8E9" shape=box style=filled]
+		nest1_2 [label="Customer Feedback Analysis" color="#CB9BE1" fillcolor="#F2E6F5" shape=ellipse style=filled]
+		nest1_3 [label="Resume Parsing" color="#42A5F5" fillcolor="#F1F8FF" shape=plaintext style=filled]
+		nest1_0 -> nest1_1 [color="#42A5F5" 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=dashed]
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+	N0 -> N1 [color="#CB9BE1" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=dashed]
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+	N4 -> N5 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> nest0_0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	nest0_3 -> N2 [color="#388E3C" dir=forward penwidth=1.5 style=solid]
+	N4 -> nest1_0 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	nest1_3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> S0 [color="#CB9BE1" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> S1 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N7 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	S1 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	S1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> M0 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N4 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M0 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	M0 -> N7 [color="#388E3C" dir=forward penwidth=1.5 style=dashed]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_352.txt b/test/graphviz/scanned_easy/graphviz_352.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1d9a19aca03a1e216527dbd4c61490e77d0494c5
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_352.txt
@@ -0,0 +1,37 @@
+<API Automation, connectedTo, Customer Service Automation>
+<Audit Trail for Automation, connectedTo, User Training for Automated Systems>
+<Audit Trail for Automation, partOf, Audit Trail for Automation>
+<Automated Data Validation, connectedTo, Finance Process Automation>
+<Automated Data Validation, connectedTo, User Training for Automated Systems>
+<Business Process Management, connectedTo, Security for Automation Bots>
+<Business Process Management, partOf, Business Process Management>
+<Business Rule Engines, advises, Customer Service Automation>
+<Business Rule Engines, connectedTo, API Automation>
+<Business Rule Engines, connectedTo, Automated Testing>
+<Business Rule Engines, connectedTo, Error Handling in Automation>
+<Business Rule Engines, connectedTo, Finance Process Automation>
+<Business Rule Engines, connectedTo, IT Operations Automation>
+<Business Rule Engines, connectedTo, Return on Investment Calculation>
+<Business Rule Engines, connectedTo, Scalability of Automation>
+<Change Management for Automation, connectedTo, Business Process Management>
+<Change Management for Automation, partOf, Change Management for Automation>
+<Customer Service Automation, connectedTo, IT Operations Automation>
+<Error Handling in Automation, connectedTo, API Automation>
+<Finance Process Automation, connectedTo, Workflow Analysis>
+<IT Operations Automation, connectedTo, Automated Testing>
+<Natural Language Processing for Automation, connectedTo, Automated Data Validation>
+<Natural Language Processing for Automation, connectedTo, Error Handling in Automation>
+<Natural Language Processing for Automation, connectedTo, Return on Investment Calculation>
+<Natural Language Processing for Automation, connectedTo, User Training for Automated Systems>
+<Natural Language Processing for Automation, maintains, Finance Process Automation>
+<Return on Investment Calculation, connectedTo, Finance Process Automation>
+<Scalability of Automation, connectedTo, Audit Trail for Automation>
+<Scalability of Automation, partOf, Scalability of Automation>
+<Security for Automation Bots, partOf, Security for Automation Bots>
+<Security for Automation Bots, reports_generates, Workflow Analysis>
+<Supply Chain Automation, connectedTo, Change Management for Automation>
+<Supply Chain Automation, partOf, Supply Chain Automation>
+<User Training for Automated Systems, connectedTo, Business Rule Engines>
+<User Training for Automated Systems, connectedTo, Finance Process Automation>
+<User Training for Automated Systems, connectedTo, Supply Chain Automation>
+<Workflow Analysis, connectedTo, Error Handling in Automation>
diff --git a/test/graphviz/scanned_easy/graphviz_353.dot b/test/graphviz/scanned_easy/graphviz_353.dot
new file mode 100644
index 0000000000000000000000000000000000000000..0a6d214b1ee2ef3207a14d6b66b88292151d0495
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_353.dot
@@ -0,0 +1,78 @@
+digraph {
+	rankdir=BT
+	N0 [label="Audit Planning" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
+	N1 [label="Component Inspection" color="#795548" fillcolor="#D7CCC8" shape=box style=filled]
+	N2 [label="Automated Optical Inspection" color="#F44336" fillcolor="#FFCDD2" shape=parallelogram style=filled]
+	N3 [label="Continuous Improvement" color="#795548" fillcolor="#D7CCC8" shape=Mdiamond style=filled]
+	N4 [label="Service Quality Management" color="#FBC02D" fillcolor="#FFFDE7" shape=oval style=filled]
+	N5 [label="Pharmaceutical Quality Control" color="#F44336" fillcolor="#FFCDD2" shape=Mdiamond style=filled]
+	N6 [label=Metrology color="#795548" fillcolor="#D7CCC8" shape=Mdiamond style=filled]
+	N7 [label="Defect Detection" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N8 [label="Six Sigma Methodologies" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N9 [label="Corrective and Preventive Actions" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N10 [label="Process Monitoring" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N11 [label="Lean Principles in Quality" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N12 [label="Non_Conformance Management" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N13 [label="Trend Analysis" color="#F44336" fillcolor="#FFCDD2" shape=octagon style=filled]
+	N14 [label="Supplier Quality Management" color="#795548" fillcolor="#D7CCC8" shape=ellipse style=filled]
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+		nest1_1 [label="Customer Feedback Analysis" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+		nest1_0 -> nest1_1 [label=validates color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	}
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+	N1 -> M0 [color="#795548" dir=forward penwidth=1.5 style=solid]
+	M0 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N11 -> M1 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M1 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+	N3 -> M1 [color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N14 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N2 -> M2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> M2 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	M2 -> N7 [color="#795548" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_354.dot b/test/graphviz/scanned_easy/graphviz_354.dot
new file mode 100644
index 0000000000000000000000000000000000000000..f16634c6d8ec677f3e887712be518bb88acfdb6c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_354.dot
@@ -0,0 +1,81 @@
+digraph {
+	rankdir=LR
+	N0 [label="Supply Chain Management" color="#9575CD" fillcolor="#EDE7F6" shape=ellipse style=filled]
+	N1 [label="Implementation Roadmap Development" color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
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+	N4 [label="Human Capital Management" color="#9575CD" fillcolor="#EDE7F6" shape=plaintext style=filled]
+	N5 [label="Business Process Re_engineering" color="#F44336" fillcolor="#FFCDD2" shape=ellipse style=filled]
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+	N7 [label="Mobile ERP Access" color="#9575CD" fillcolor="#EDE7F6" shape=folder style=filled]
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+	N9 [label="Vendor Management" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
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+	N12 [label="Hybrid ERP Models" color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
+	N13 [label="User Acceptance Testing" color="#9575CD" fillcolor="#EDE7F6" shape=hexagon style=filled]
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+	N18 [label="Asset Management" color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N19 [label="Performance Optimization" color="#F44336" fillcolor="#FFCDD2" shape=box style=filled]
+	N20 [label="Procurement Management" color="#9575CD" fillcolor="#EDE7F6" 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="User Training" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest0_1 [label="Cloud ERP Deployment" color="#03A9F4" fillcolor="#B3E5FC" shape=parallelogram style=filled]
+		nest0_0 -> nest0_1 [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="Testing ERP Modules" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Business Intelligence Integration" color="#9575CD" fillcolor="#EDE7F6" shape=diamond style=filled]
+		nest1_1 [label="System Configuration" color="#03A9F4" fillcolor="#B3E5FC" shape=box style=filled]
+		nest1_0 -> nest1_1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#F44336" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#03A9F4" dir=forward penwidth=1.5 style=dashed]
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+	S2 -> N18 [color="#F44336" dir=forward penwidth=1.5 style=solid]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_355.dot b/test/graphviz/scanned_easy/graphviz_355.dot
new file mode 100644
index 0000000000000000000000000000000000000000..a45e7dfb7039c8ee1ffc9d5fef5f8e89586f3426
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_355.dot
@@ -0,0 +1,84 @@
+digraph {
+	rankdir=BT
+	N0 [label="Smart Greenhouses" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
+	N1 [label="Vertical Farming Technology" color="#00BCD4" fillcolor="#E0F7FA" shape=ellipse style=filled]
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+	N4 [label="Livestock Feeding Automation" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
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+	N7 [label="Farm Labor Management Software" color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N8 [label="Digital Soil Mapping" color="#00BCD4" fillcolor="#E0F7FA" shape=box style=filled]
+	N9 [label="Weather Station Data Integration" color="#B0C5CD" fillcolor="#DFE7EB" shape=plaintext style=filled]
+	N10 [label="IoT in Agriculture" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N11 [label="Variable Rate Application" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N12 [label="Automated Irrigation" color="#26A69A" fillcolor="#E0F2F1" shape=hexagon style=filled]
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+	N17 [label="Yield Mapping" color="#B0C5CD" fillcolor="#DFE7EB" shape=octagon style=filled]
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+	N20 [label="Drone Monitoring" color="#B0C5CD" fillcolor="#DFE7EB" 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="Automated Farm Machinery" color="#26A69A" fillcolor="#E0F2F1" shape=ellipse style=filled]
+		nest0_1 [label="Carbon Farming Initiatives" color="#00BCD4" fillcolor="#E0F7FA" shape=plaintext style=filled]
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+	}
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+	subgraph cluster_Group1 {
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+		nest1_1 [label="Resource Optimization" color="#00BCD4" fillcolor="#E0F7FA" shape=parallelogram style=filled]
+		nest1_0 -> nest1_1 [color="#00BCD4" dir=forward penwidth=1.5 style=solid]
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+}
diff --git a/test/graphviz/scanned_easy/graphviz_357.dot b/test/graphviz/scanned_easy/graphviz_357.dot
new file mode 100644
index 0000000000000000000000000000000000000000..51dc46517514579a7100ee786767d3eb3fd5aa5a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_357.dot
@@ -0,0 +1,76 @@
+digraph {
+	rankdir=BT
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+	N5 -> nest0_0 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	nest0_2 -> N17 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N15 -> nest1_0 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	nest1_1 -> N16 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N14 -> S0 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	S0 -> N16 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N17 [color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N7 -> M1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [label=maps color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	M1 -> N10 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N7 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N19 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N10 -> N15 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N8 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_357.txt b/test/graphviz/scanned_easy/graphviz_357.txt
new file mode 100644
index 0000000000000000000000000000000000000000..812a67ae8154ae3c06846ff9c8c3e17b144ee70b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_357.txt
@@ -0,0 +1,40 @@
+<Aging Brain Research, connectedTo, Deep Brain Stimulation>
+<Artificial Neural Networks Modeling, connectedTo, Sleep Research>
+<Artificial Neural Networks Modeling, connectedTo, Stem Cell Research>
+<Behavioral Neuroscience, regulates, Cognitive Neuroscience>
+<Cognitive Neuroscience, connectedTo, Genetic Basis of Brain Disorders>
+<Computational Neuroscience, connectedTo, Connectomics>
+<Computational Neuroscience, partOf, Computational Neuroscience>
+<Connectomics, connectedTo, Learning Mechanisms Study>
+<Consciousness Studies, connectedTo, Molecular Neuroscience>
+<Deep Brain Stimulation, connectedTo, Neurodegenerative Disease Research>
+<Developmental Neuroscience, connectedTo, Cognitive Neuroscience>
+<Developmental Neuroscience, connectedTo, Sensory Perception Research>
+<Drug Development for Brain Disorders, connectedTo, Neurotransmitter Research>
+<Learning Mechanisms Study, connectedTo, Behavioral Neuroscience>
+<Molecular Neuroscience, connectedTo, Artificial Neural Networks Modeling>
+<Neural Data Analysis, connectedTo, Connectomics>
+<Neural Data Analysis, connectedTo, Learning Mechanisms Study>
+<Neural Data Analysis, connectedTo, Transcranial Magnetic Stimulation>
+<Neurodegenerative Disease Research, connectedTo, Neural Data Analysis>
+<Neurodegenerative Disease Research, connectedTo, Optogenetics>
+<Neurodegenerative Disease Research, connectedTo, Synaptic Plasticity Study>
+<Neuroinformatics, connectedTo, Learning Mechanisms Study>
+<Neuroinformatics, partOf, Neuroinformatics>
+<Neurological Disorder Diagnosis, connectedTo, Computational Neuroscience>
+<Neurological Disorder Diagnosis, partOf, Neurological Disorder Diagnosis>
+<Neurotransmitter Research, connectedTo, Consciousness Studies>
+<Neurotransmitter Research, maps, Sensory Perception Research>
+<Optogenetics, connectedTo, Developmental Neuroscience>
+<Sensory Perception Research, connectedTo, Aging Brain Research>
+<Sensory Perception Research, connectedTo, Transcranial Magnetic Stimulation>
+<Sleep Research, connectedTo, Spike Train Analysis>
+<Sleep Research, partOf, Sleep Research>
+<Spike Train Analysis, connectedTo, Neuroinformatics>
+<Spike Train Analysis, partOf, Spike Train Analysis>
+<Stem Cell Research, connectedTo, Synaptic Plasticity Study>
+<Synaptic Plasticity Study, connectedTo, Optogenetics>
+<Synaptic Plasticity Study, connectedTo, Sensory Perception Research>
+<Systems Neuroscience, connectedTo, Drug Development for Brain Disorders>
+<Transcranial Magnetic Stimulation, connectedTo, Neurological Disorder Diagnosis>
+<Transcranial Magnetic Stimulation, therapies_develops, Connectomics>
diff --git a/test/graphviz/scanned_easy/graphviz_359.dot b/test/graphviz/scanned_easy/graphviz_359.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ec4be1b40c47b36800a21fc3362f6d3aeb2912cc
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_359.dot
@@ -0,0 +1,77 @@
+digraph {
+	rankdir=TD
+	N0 [label="Regulatory Frameworks" color="#E0E0E0" fillcolor="#EBEBEB" shape=ellipse style=filled]
+	N1 [label=Bio_computation color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N2 [label="Gene Therapy Delivery Systems" color="#DCE775" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N3 [label="Drug Delivery Systems" color="#DCE775" fillcolor="#F9FBE7" shape=Mdiamond style=filled]
+	N4 [label="Artificial Cells" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N5 [label="Biofuel Production" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+	N6 [label="Modular Biology Design" color="#E0E0E0" fillcolor="#EBEBEB" shape=hexagon style=filled]
+	N7 [label="Synthetic Gene Networks" color="#AABEC6" fillcolor="#E0E6E9" shape=Mdiamond style=filled]
+	N8 [label="Metabolic Pathway Engineering" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N9 [label=Bio_manufacturing color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+	N10 [label="Protein Design" color="#AABEC6" fillcolor="#E0E6E9" shape=octagon style=filled]
+	N11 [label="Computational Design of Biological Systems" color="#AABEC6" fillcolor="#E0E6E9" shape=plaintext style=filled]
+	N12 [label="Risk Assessment" color="#E0E0E0" fillcolor="#EBEBEB" shape=box style=filled]
+	N13 [label="Vaccine Synthesis" color="#E0E0E0" fillcolor="#EBEBEB" shape=octagon style=filled]
+	N14 [label="Directed Evolution" 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="#DCE775" fillcolor="#F9FBE7" fixedsize=true height=0.1 shape=box style=filled width=0.1]
+	S2 [label="" color="#E0E0E0" fillcolor="#EBEBEB" 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="#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="#FFF3E0" fontname=Helvetica fontsize=10 label="DNA Storage Technologies" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest0_0 [label="Novel Enzyme Creation" color="#DCE775" fillcolor="#F9FBE7" shape=diamond style=filled]
+		nest0_1 [label="Bio_logic Gates" color="#E0E0E0" fillcolor="#EBEBEB" shape=folder 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="#E8F5E9" fontname=Helvetica fontsize=10 label="Biosafety Level Management" labeljust=l labelloc=t pencolor=gray50 penwidth=1.5 style="rounded,filled,dashed"
+		nest1_0 [label="Gene Synthesis Platforms" color="#AABEC6" fillcolor="#E0E6E9" shape=box style=filled]
+		nest1_1 [label="Public Engagement" color="#AABEC6" fillcolor="#E0E6E9" shape=diamond style=filled]
+		nest1_2 [label="High_Throughput Screening" color="#AABEC6" fillcolor="#E0E6E9" shape=hexagon style=filled]
+		nest1_0 -> nest1_1 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+		nest1_1 -> nest1_2 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	}
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N10 -> N11 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N11 -> N12 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N12 -> N13 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N13 -> N14 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> nest0_0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	nest0_1 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N12 -> nest1_0 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	nest1_2 -> N11 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> S0 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S0 -> N5 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	S0 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> S1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N10 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N13 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S1 -> N9 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N0 -> S2 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	S2 -> N3 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	S2 -> N10 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	S2 -> N2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N0 -> M1 [color="#E0E0E0" dir=forward penwidth=1.5 style=dashed]
+	N1 -> M1 [color="#E0E0E0" dir=forward penwidth=1.5 style=solid]
+	N2 -> M1 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	M1 -> N4 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> M2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	N9 -> M2 [color="#DCE775" dir=forward penwidth=1.5 style=solid]
+	N1 -> M2 [color="#AABEC6" dir=forward penwidth=1.5 style=solid]
+	M2 -> N12 [color="#AABEC6" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_359.txt b/test/graphviz/scanned_easy/graphviz_359.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a7c78e62326929d06dbd6ce182e1f5cf83037701
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_359.txt
@@ -0,0 +1,41 @@
+<Artificial Cells, connectedTo, Biofuel Production>
+<Bio_computation, connectedTo, Artificial Cells>
+<Bio_computation, connectedTo, Gene Therapy Delivery Systems>
+<Bio_computation, connectedTo, Risk Assessment>
+<Bio_logic Gates, connectedTo, Artificial Cells>
+<Bio_logic Gates, partOf, Bio_logic Gates>
+<Bio_manufacturing, connectedTo, Protein Design>
+<Bio_manufacturing, connectedTo, Risk Assessment>
+<Biofuel Production, connectedTo, Modular Biology Design>
+<Computational Design of Biological Systems, connectedTo, Risk Assessment>
+<Drug Delivery Systems, connectedTo, Artificial Cells>
+<Gene Synthesis Platforms, connectedTo, Public Engagement>
+<Gene Synthesis Platforms, partOf, Gene Synthesis Platforms>
+<Gene Therapy Delivery Systems, connectedTo, Artificial Cells>
+<Gene Therapy Delivery Systems, connectedTo, Biofuel Production>
+<Gene Therapy Delivery Systems, connectedTo, Drug Delivery Systems>
+<Gene Therapy Delivery Systems, connectedTo, Protein Design>
+<Gene Therapy Delivery Systems, connectedTo, Synthetic Gene Networks>
+<High_Throughput Screening, connectedTo, Computational Design of Biological Systems>
+<High_Throughput Screening, partOf, High_Throughput Screening>
+<Metabolic Pathway Engineering, connectedTo, Bio_manufacturing>
+<Metabolic Pathway Engineering, connectedTo, Novel Enzyme Creation>
+<Metabolic Pathway Engineering, connectedTo, Risk Assessment>
+<Modular Biology Design, connectedTo, Synthetic Gene Networks>
+<Novel Enzyme Creation, connectedTo, Bio_logic Gates>
+<Novel Enzyme Creation, partOf, Novel Enzyme Creation>
+<Protein Design, connectedTo, Computational Design of Biological Systems>
+<Public Engagement, connectedTo, High_Throughput Screening>
+<Public Engagement, partOf, Public Engagement>
+<Regulatory Frameworks, connectedTo, Artificial Cells>
+<Regulatory Frameworks, connectedTo, Bio_computation>
+<Regulatory Frameworks, connectedTo, Drug Delivery Systems>
+<Regulatory Frameworks, connectedTo, Gene Therapy Delivery Systems>
+<Regulatory Frameworks, connectedTo, Protein Design>
+<Risk Assessment, connectedTo, Gene Synthesis Platforms>
+<Risk Assessment, connectedTo, Vaccine Synthesis>
+<Synthetic Gene Networks, connectedTo, Bio_manufacturing>
+<Synthetic Gene Networks, connectedTo, Metabolic Pathway Engineering>
+<Synthetic Gene Networks, connectedTo, Protein Design>
+<Synthetic Gene Networks, connectedTo, Vaccine Synthesis>
+<Vaccine Synthesis, connectedTo, Directed Evolution>
diff --git a/test/graphviz/scanned_easy/graphviz_36.txt b/test/graphviz/scanned_easy/graphviz_36.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5f6a460297d7e1d289d7848d838721e9d7fefa82
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_36.txt
@@ -0,0 +1,12 @@
+<Blockchain for Traceability, integrates, Freight Auditing>
+<Collaborative Planning, licenses, Last_Mile Delivery Optimization>
+<Distribution Network Design, innovates, Inventory Management>
+<Distribution Network Design, transports, Warehouse Automation>
+<Freight Auditing, secures, Supplier Selection>
+<Last_Mile Delivery Optimization, connectedTo, Reverse Logistics>
+<Predictive Analytics, connectedTo, Collaborative Planning>
+<Procurement, designs, Blockchain for Traceability>
+<Reverse Logistics, connectedTo, Distribution Network Design>
+<Supplier Selection, connectedTo, Predictive Analytics>
+<Warehouse Automation, communicates, Procurement>
+<Warehouse Automation, regulates, Collaborative Planning>
diff --git a/test/graphviz/scanned_easy/graphviz_360.txt b/test/graphviz/scanned_easy/graphviz_360.txt
new file mode 100644
index 0000000000000000000000000000000000000000..ae65c5122224bb7ca6353daf681a9d9d2c2f06a9
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_360.txt
@@ -0,0 +1,36 @@
+<AI in Education, connectedTo, E_Learning Platform Design>
+<Blockchain for Educational Credentials, connectedTo, Formative Assessment Tools>
+<Blockchain for Educational Credentials, connectedTo, Learning Management System Development>
+<Competency_Based Learning Platforms, connectedTo, Remote Learning Solutions>
+<Competency_Based Learning Platforms, connectedTo, Social_Emotional Learning Tools>
+<Competency_Based Learning Platforms, publishes, Virtual Classrooms>
+<Curriculum Digitization, connectedTo, Personalized Learning Paths>
+<Curriculum Digitization, partOf, Curriculum Digitization>
+<Educational Apps Development, connectedTo, Interactive Content Creation>
+<Educational Apps Development, connectedTo, Learning Management System Development>
+<Formative Assessment Tools, connectedTo, Competency_Based Learning Platforms>
+<Formative Assessment Tools, connectedTo, E_Learning Platform Design>
+<Formative Assessment Tools, connectedTo, Learning Design Principles>
+<Formative Assessment Tools, connectedTo, Learning Management System Development>
+<Formative Assessment Tools, connectedTo, Virtual Labs>
+<Interactive Content Creation, connectedTo, Learning Analytics Dashboards>
+<Interactive Content Creation, implements, Blockchain for Educational Credentials>
+<Learning Analytics Dashboards, connectedTo, Blockchain for Educational Credentials>
+<Learning Analytics Dashboards, connectedTo, Professional Development for Educators>
+<Learning Design Principles, connectedTo, AI in Education>
+<Learning Design Principles, connectedTo, Curriculum Digitization>
+<Learning Management System Development, teachers_trains, Virtual Labs>
+<Online Tutoring Platforms, connectedTo, Professional Development for Educators>
+<Online Tutoring Platforms, partOf, Online Tutoring Platforms>
+<Parent Engagement Tools, connectedTo, Online Tutoring Platforms>
+<Parent Engagement Tools, partOf, Parent Engagement Tools>
+<Personalized Learning Paths, connectedTo, Professional Development for Educators>
+<Personalized Learning Paths, partOf, Personalized Learning Paths>
+<Professional Development for Educators, integrates, Blockchain for Educational Credentials>
+<Remote Learning Solutions, connectedTo, Learning Management System Development>
+<Social_Emotional Learning Tools, connectedTo, Remote Learning Solutions>
+<Virtual Classrooms, connectedTo, Social_Emotional Learning Tools>
+<Virtual Labs, connectedTo, E_Learning Platform Design>
+<Virtual Labs, connectedTo, Learning Design Principles>
+<Virtual Labs, connectedTo, Parent Engagement Tools>
+<Virtual Labs, learning_gamifies, AI in Education>
diff --git a/test/graphviz/scanned_easy/graphviz_38.txt b/test/graphviz/scanned_easy/graphviz_38.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c00522b4403b4b563170ce6c82050c64571bd8d7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_38.txt
@@ -0,0 +1,9 @@
+<Autonomous Vessels, supplies, Customs Clearance>
+<Bunkering, analyzes, Pilotage>
+<Cargo Loading, manages, Hydrographic Surveying>
+<Customs Clearance, connectedTo, Bunkering>
+<Fisheries Management, connectedTo, Autonomous Vessels>
+<Fisheries Management, maintains, Cargo Loading>
+<Pilotage, connectedTo, Cargo Loading>
+<Port Operations, transports, Fisheries Management>
+<Vessel Maintenance, connectedTo, Port Operations>
diff --git a/test/graphviz/scanned_easy/graphviz_4.txt b/test/graphviz/scanned_easy/graphviz_4.txt
new file mode 100644
index 0000000000000000000000000000000000000000..34ce68ca304670b9bac2fc331506a1a496d8744f
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_4.txt
@@ -0,0 +1,12 @@
+<Digital Resource Management, connectedTo, Lecture Delivery>
+<Digital Resource Management, connectedTo, School Accreditation>
+<Faculty Recruitment, connectedTo, Orientation>
+<Grade Entry, connectedTo, Lecture Delivery>
+<Lecture Delivery, teaches, Student Enrollment>
+<Online Learning Platform Management, schedules, Digital Resource Management>
+<Orientation, connectedTo, Grade Entry>
+<Result Declaration, connectedTo, Faculty Recruitment>
+<Scholarship Evaluation, coordinates, Online Learning Platform Management>
+<Scholarship Evaluation, publishes, Grade Entry>
+<School Accreditation, advises, Thesis Submission>
+<Thesis Submission, analyzes, Result Declaration>
diff --git a/test/graphviz/scanned_easy/graphviz_40.txt b/test/graphviz/scanned_easy/graphviz_40.txt
new file mode 100644
index 0000000000000000000000000000000000000000..c9ce1291a344f33cc9f7e2285c9ab25e69fe7fb2
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_40.txt
@@ -0,0 +1,9 @@
+<Adaptation Strategy Development, connectedTo, Satellite Data Interpretation>
+<Climate Policy Analysis, simulates, Adaptation Strategy Development>
+<Environmental Justice Study, connectedTo, Adaptation Strategy Development>
+<Environmental Justice Study, observes, Renewable Energy Potential Assessment>
+<Environmental Justice Study, warns, Climate Policy Analysis>
+<Mitigation Technology Evaluation, collects, Sea Level Rise Projection>
+<Paleoclimate Reconstruction, measures, Renewable Energy Potential Assessment>
+<Renewable Energy Potential Assessment, connectedTo, Mitigation Technology Evaluation>
+<Satellite Data Interpretation, quantifies, Paleoclimate Reconstruction>
diff --git a/test/graphviz/scanned_easy/graphviz_42.txt b/test/graphviz/scanned_easy/graphviz_42.txt
new file mode 100644
index 0000000000000000000000000000000000000000..3ee78ec9eb6f9a41e9c450dd3d14ca67c4f33a16
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_42.txt
@@ -0,0 +1,8 @@
+<Construction and Demolition Waste Management, connectedTo, Waste Management Policy Development>
+<Glass Recycling, processes, Waste Characterization Study>
+<Public Education on Waste, separates, Waste Management Data Analytics>
+<Textile Recycling, connectedTo, Public Education on Waste>
+<Waste Characterization Study, manages, Waste Compaction>
+<Waste Compaction, connectedTo, Construction and Demolition Waste Management>
+<Waste Compaction, connectedTo, Waste Management Policy Development>
+<Waste Management Data Analytics, recovers, Glass Recycling>
diff --git a/test/graphviz/scanned_easy/graphviz_43.txt b/test/graphviz/scanned_easy/graphviz_43.txt
new file mode 100644
index 0000000000000000000000000000000000000000..b159cafceb8d42cba451262272ae484473a9ab8a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_43.txt
@@ -0,0 +1,9 @@
+<Desalination, connectedTo, Water Quality Monitoring>
+<Flood Control, connectedTo, Piping Network Repair>
+<Flood Control, filters, Hydroelectric Power Generation>
+<Greywater Recycling, plans, Stormwater Management>
+<Hydroelectric Power Generation, connectedTo, Desalination>
+<Piping Network Repair, reports, Water Infrastructure Maintenance>
+<Stormwater Management, licenses, Piping Network Repair>
+<Water Infrastructure Maintenance, connectedTo, Greywater Recycling>
+<Water Quality Monitoring, connectedTo, Flood Control>
diff --git a/test/graphviz/scanned_easy/graphviz_44.dot b/test/graphviz/scanned_easy/graphviz_44.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3cba843a8c678306b73a0034a1431d9936aa8709
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_44.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Industrial Recycling Programs" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N1 [label="Reprocessing into Raw Material" color="#FFC085" fillcolor="#FFDAB9" shape=hexagon style=filled]
+	N2 [label="Chemical Recycling" color="#66BB6A" fillcolor="#E8F5E9" shape=parallelogram style=filled]
+	N3 [label="Metal Recycling" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+	N4 [label="Life Cycle Assessment" color="#66BB6A" fillcolor="#E8F5E9" shape=diamond style=filled]
+	N5 [label="Sorting and Segregation" color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N6 [label="Cleaning and Processing" color="#CD8FF2" fillcolor="#ECCFF5" shape=hexagon style=filled]
+	N7 [label="Recycling Education" color="#FFC085" fillcolor="#FFDAB9" shape=oval style=filled]
+	N8 [label="Closed_Loop Material Flow" color="#66BB6A" fillcolor="#E8F5E9" shape=hexagon style=filled]
+	N9 [label="Commercial Recycling Solutions" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N10 [label="Battery Recycling" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N0 -> N1 [color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=reduces color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=reuses color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=tracks color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=processes color="#66BB6A" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N10 [label=cleans color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_45.dot b/test/graphviz/scanned_easy/graphviz_45.dot
new file mode 100644
index 0000000000000000000000000000000000000000..4fa27c2eb2690f96fd747a92b2d95699c5b3c948
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_45.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=LR
+	N0 [label="Forest Carbon Accounting" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Forest Certification" color="#DCE775" fillcolor="#F9FBE7" shape=plaintext style=filled]
+	N2 [label="Biodiversity Conservation in Forests" color="#DCE775" fillcolor="#F9FBE7" shape=box style=filled]
+	N3 [label="Forest Research" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N4 [label="Forest Fire Management" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N5 [label="GIS Mapping for Forestry" color="#FFC085" fillcolor="#FFDAB9" shape=box style=filled]
+	N6 [label="Illegal Logging Prevention" color="#AED581" fillcolor="#F0F4C3" shape=box style=filled]
+	N7 [label="Ecological Restoration" color="#AED581" fillcolor="#F0F4C3" shape=hexagon style=filled]
+	N8 [label=Silviculture color="#FFC085" fillcolor="#FFDAB9" shape=ellipse style=filled]
+	N9 [label="Wildlife Habitat Management" color="#DCE775" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFC085" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=maintains color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=maps 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="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=assesses color="#FFC085" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=harvests color="#AED581" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=irrigates color="#DCE775" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N4 [label=treats color="#AED581" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_45.txt b/test/graphviz/scanned_easy/graphviz_45.txt
new file mode 100644
index 0000000000000000000000000000000000000000..0a640eafbe7f2aca72c0b035e1855b4f55241fa6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_45.txt
@@ -0,0 +1,10 @@
+<Biodiversity Conservation in Forests, maps, Forest Research>
+<Ecological Restoration, harvests, Silviculture>
+<Forest Carbon Accounting, connectedTo, Forest Certification>
+<Forest Certification, maintains, Biodiversity Conservation in Forests>
+<Forest Fire Management, connectedTo, GIS Mapping for Forestry>
+<Forest Research, connectedTo, Forest Fire Management>
+<GIS Mapping for Forestry, connectedTo, Illegal Logging Prevention>
+<Illegal Logging Prevention, assesses, Ecological Restoration>
+<Silviculture, irrigates, Wildlife Habitat Management>
+<Silviculture, treats, Forest Fire Management>
diff --git a/test/graphviz/scanned_easy/graphviz_47.dot b/test/graphviz/scanned_easy/graphviz_47.dot
new file mode 100644
index 0000000000000000000000000000000000000000..7ade01b41e8ea7dca1850d66c7e2182b447c3ff6
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_47.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Nutritional Meal Preparation" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Diaper Changing" color="#EAEFA5" fillcolor="#FDFCEB" shape=hexagon style=filled]
+	N2 [label="Outdoor Exploration" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N3 [label="Story Time Reading" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N4 [label="Child Protection Policies" color="#A1D7CD" fillcolor="#EDF5F3" shape=plaintext style=filled]
+	N5 [label="First Aid Administration" color="#FFE69C" fillcolor="#FFF9D4" shape=hexagon style=filled]
+	N6 [label="Enrollment and Admissions" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N7 [label="Preschool Education" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N8 [label="Creative Arts Activities" color="#FFE69C" fillcolor="#FFF9D4" shape=Mdiamond style=filled]
+	N9 [label="Parent_Teacher Conferences" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N10 [label="Parent Communication" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N0 -> N1 [label=comforts color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="cares for" color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=protects color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=advises color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=teaches color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=communicates color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N8 -> N3 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N0 [color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_47.txt b/test/graphviz/scanned_easy/graphviz_47.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d0ffa8981bb3b8c671d73a1cbf94c6a23fc8aebe
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_47.txt
@@ -0,0 +1,12 @@
+<Child Protection Policies, protects, First Aid Administration>
+<Creative Arts Activities, connectedTo, Parent_Teacher Conferences>
+<Creative Arts Activities, connectedTo, Story Time Reading>
+<Diaper Changing, connectedTo, Outdoor Exploration>
+<Enrollment and Admissions, connectedTo, Nutritional Meal Preparation>
+<Enrollment and Admissions, teaches, Preschool Education>
+<First Aid Administration, advises, Enrollment and Admissions>
+<Nutritional Meal Preparation, comforts, Diaper Changing>
+<Outdoor Exploration, connectedTo, Story Time Reading>
+<Parent_Teacher Conferences, connectedTo, Parent Communication>
+<Preschool Education, communicates, Creative Arts Activities>
+<Story Time Reading, cares for, Child Protection Policies>
diff --git a/test/graphviz/scanned_easy/graphviz_48.dot b/test/graphviz/scanned_easy/graphviz_48.dot
new file mode 100644
index 0000000000000000000000000000000000000000..50dbf9c23112d571653751821b1086f3ac10f65e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_48.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Telehealth for Seniors" color="#FBC02D" fillcolor="#FFFDE7" shape=ellipse style=filled]
+	N1 [label="Nursing Care" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N2 [label="Dementia Care" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N3 [label="Palliative Care" color="#FBC02D" fillcolor="#FFFDE7" shape=oval style=filled]
+	N4 [label="Recreational Activities Planning" color="#A188D0" fillcolor="#DACBE3" shape=hexagon style=filled]
+	N5 [label="Community Resource Connection" color="#A188D0" fillcolor="#DACBE3" shape=plaintext style=filled]
+	N6 [label="Emergency Response System Monitoring" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N7 [label="Cognitive Stimulation Activities" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=feeds color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A188D0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=therapies color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N5 -> N2 [label=administers color="#A188D0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_48.txt b/test/graphviz/scanned_easy/graphviz_48.txt
new file mode 100644
index 0000000000000000000000000000000000000000..bdbac18b37b2c53109b55c0112d01018c11ff35a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_48.txt
@@ -0,0 +1,8 @@
+<Community Resource Connection, administers, Dementia Care>
+<Community Resource Connection, connectedTo, Emergency Response System Monitoring>
+<Dementia Care, feeds, Palliative Care>
+<Emergency Response System Monitoring, therapies, Cognitive Stimulation Activities>
+<Nursing Care, connectedTo, Dementia Care>
+<Palliative Care, connectedTo, Recreational Activities Planning>
+<Recreational Activities Planning, connectedTo, Community Resource Connection>
+<Telehealth for Seniors, connectedTo, Nursing Care>
diff --git a/test/graphviz/scanned_easy/graphviz_49.txt b/test/graphviz/scanned_easy/graphviz_49.txt
new file mode 100644
index 0000000000000000000000000000000000000000..5e6052c9ee9593bd059f440e19bca8e64295460d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_49.txt
@@ -0,0 +1,10 @@
+<Emergency Drills and Exercises, connectedTo, Emergency Response>
+<Emergency Response, connectedTo, Information Dissemination>
+<Geographic Information Systems for Disasters, connectedTo, Resource Mobilization>
+<Information Dissemination, connectedTo, Emergency Response>
+<Information Dissemination, protects, Reconstruction>
+<Psychosocial Support, connectedTo, Geographic Information Systems for Disasters>
+<Reconstruction, mitigates, Risk Assessment>
+<Risk Assessment, connectedTo, Search and Rescue Operations>
+<Search and Rescue Operations, enforces, Psychosocial Support>
+<Search and Rescue Operations, recovers, Information Dissemination>
diff --git a/test/graphviz/scanned_easy/graphviz_52.dot b/test/graphviz/scanned_easy/graphviz_52.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e2009f5952b229e34f53d013c0775f8eb78cc871
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_52.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label="Map Display" color="#6EB76D" fillcolor="#E9F7E8" shape=ellipse style=filled]
+	N1 [label="Offline Map Support" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N2 [label="Points of Interest Search" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N3 [label="Route Calculation" color="#4FC3F7" fillcolor="#E1F5FE" shape=folder style=filled]
+	N4 [label="Navigation Data Update" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N5 [label="Inertial Navigation System" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N6 [label="Indoor Navigation" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N7 [label="GPS Positioning" color="#6EB76D" fillcolor="#E9F7E8" shape=box style=filled]
+	N8 [label="Marine Charting" color="#4FC3F7" fillcolor="#E1F5FE" shape=box style=filled]
+	N9 [label=Geocoding color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N10 [label="Celestial Navigation" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N0 -> N1 [label=verifies color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=plots color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=calibrates color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=interprets color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=communicates color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	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=tracks color="#6EB76D" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=updates color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N1 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N10 -> N6 [color="#4FC3F7" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_52.txt b/test/graphviz/scanned_easy/graphviz_52.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6b84ebd5233095b0c205aa3883ef559dab222d5e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_52.txt
@@ -0,0 +1,12 @@
+<Celestial Navigation, connectedTo, Indoor Navigation>
+<GPS Positioning, connectedTo, Marine Charting>
+<GPS Positioning, connectedTo, Offline Map Support>
+<Geocoding, updates, Celestial Navigation>
+<Indoor Navigation, connectedTo, GPS Positioning>
+<Inertial Navigation System, connectedTo, Indoor Navigation>
+<Map Display, verifies, Offline Map Support>
+<Marine Charting, tracks, Geocoding>
+<Navigation Data Update, communicates, Inertial Navigation System>
+<Offline Map Support, plots, Points of Interest Search>
+<Points of Interest Search, calibrates, Route Calculation>
+<Route Calculation, interprets, Navigation Data Update>
diff --git a/test/graphviz/scanned_easy/graphviz_53.dot b/test/graphviz/scanned_easy/graphviz_53.dot
new file mode 100644
index 0000000000000000000000000000000000000000..09fd1bed75c5b971c512ae3a597783dbeaab0252
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_53.dot
@@ -0,0 +1,23 @@
+digraph {
+	rankdir=RL
+	N0 [label="3D Printed Tooling" color="#7986CB" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N1 [label="Maintenance and Repair of Printers" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N2 [label="Aerospace Part Production" color="#D2D2D2" fillcolor="#F0F0F0" shape=plaintext style=filled]
+	N3 [label="Mass Customization" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N4 [label="Scaffolding for Tissue Engineering" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N5 [label="Direct Metal Laser Sintering" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N6 [label="File Format Conversion" color="#7986CB" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N7 [label="Material Selection" color="#94C0C0" fillcolor="#CADEDE" shape=octagon style=filled]
+	N8 [label="4D Printing" color="#7986CB" fillcolor="#E8EAF6" shape=box style=filled]
+	N9 [label="Troubleshooting Print Errors" color="#94C0C0" fillcolor="#CADEDE" shape=ellipse style=filled]
+	N0 -> N1 [label=develops color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=innovates color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#94C0C0" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=processes color="#7986CB" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=validates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label=protects color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+	N9 -> N2 [color="#94C0C0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_53.txt b/test/graphviz/scanned_easy/graphviz_53.txt
new file mode 100644
index 0000000000000000000000000000000000000000..67c271f36d0b2f444d6073a6cbfca8b8a8126cf0
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_53.txt
@@ -0,0 +1,10 @@
+<3D Printed Tooling, develops, Maintenance and Repair of Printers>
+<4D Printing, protects, Troubleshooting Print Errors>
+<Aerospace Part Production, innovates, Mass Customization>
+<Direct Metal Laser Sintering, processes, File Format Conversion>
+<File Format Conversion, validates, Material Selection>
+<Maintenance and Repair of Printers, connectedTo, Aerospace Part Production>
+<Mass Customization, connectedTo, Scaffolding for Tissue Engineering>
+<Material Selection, connectedTo, 4D Printing>
+<Scaffolding for Tissue Engineering, connectedTo, Direct Metal Laser Sintering>
+<Troubleshooting Print Errors, connectedTo, Aerospace Part Production>
diff --git a/test/graphviz/scanned_easy/graphviz_54.txt b/test/graphviz/scanned_easy/graphviz_54.txt
new file mode 100644
index 0000000000000000000000000000000000000000..84cc07b5984710c6edd1c08d748d2d751e6b8803
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_54.txt
@@ -0,0 +1,11 @@
+<Bio_Nanotechnology Interface, connectedTo, Food Packaging Improvement>
+<Carbon Nanotube Synthesis, protects, Nanocoatings>
+<Environmental Remediation with Nanomaterials, connectedTo, Spintronics>
+<Ethical Implications of Nanotech, delivers, Nanofabrication Techniques>
+<Ethical Implications of Nanotech, engineers, Bio_Nanotechnology Interface>
+<Food Packaging Improvement, connectedTo, Ethical Implications of Nanotech>
+<Graphene Production, connectedTo, X_ray Diffraction>
+<Nanocoatings, fabricates, Graphene Production>
+<Nanofabrication Techniques, measures, Environmental Remediation with Nanomaterials>
+<Spintronics, complies, Food Packaging Improvement>
+<X_ray Diffraction, educates, Nanofabrication Techniques>
diff --git a/test/graphviz/scanned_easy/graphviz_56.txt b/test/graphviz/scanned_easy/graphviz_56.txt
new file mode 100644
index 0000000000000000000000000000000000000000..fb7c5ca58760c1866615bbc5c200449eaffe507e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_56.txt
@@ -0,0 +1,12 @@
+<Data Visualization in AR or VR, renders, Haptic Feedback Integration>
+<Eye Tracking, monitors, Wearable AR Devices>
+<Facial Recognition in AR or VR, connectedTo, Data Visualization in AR or VR>
+<Haptic Feedback Integration, collaborates, Mixed Reality Solutions>
+<Immersive Storytelling, connectedTo, Facial Recognition in AR or VR>
+<Mixed Reality Solutions, analyzes, Eye Tracking>
+<Software Development Kit Integration, connectedTo, Spatial Audio Implementation>
+<Spatial Audio Implementation, integrates, Tracking System Calibration>
+<Tracking System Calibration, connectedTo, Cloud_based AR or VR Rendering>
+<Training Simulations, connectedTo, Software Development Kit Integration>
+<Wearable AR Devices, connectedTo, Training Simulations>
+<Wearable AR Devices, processes, Mixed Reality Solutions>
diff --git a/test/graphviz/scanned_easy/graphviz_57.dot b/test/graphviz/scanned_easy/graphviz_57.dot
new file mode 100644
index 0000000000000000000000000000000000000000..1b164f622b62d94febdf6f4fc5211b52876e306a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_57.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="Multiplayer Game Development" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="Engine Development" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N2 [label="Narrative Design" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N3 [label="Esports Event Organization" color="#5C6BC0" fillcolor="#E8EAF6" shape=box style=filled]
+	N4 [label="Mobile Game Development" color="#B0C5CD" fillcolor="#DFE7EB" shape=octagon style=filled]
+	N5 [label="Game Publishing" color="#FFEB3B" fillcolor="#FFF9C4" shape=Mdiamond style=filled]
+	N6 [label="AI Behavior Programming" color="#B0C5CD" fillcolor="#DFE7EB" shape=box style=filled]
+	N7 [label="In_Game Economy Design" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N8 [label="Voice Acting" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N0 -> N1 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=broadcasts color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=researches color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=develops color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N0 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N7 [label=leads color="#5C6BC0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_6.dot b/test/graphviz/scanned_easy/graphviz_6.dot
new file mode 100644
index 0000000000000000000000000000000000000000..ad8186667eac3e0f6d5650f26fba6a209b286582
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_6.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=LR
+	N0 [label="Vehicle Tracking" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Luggage Handling" color="#03A9F4" fillcolor="#B3E5FC" shape=octagon style=filled]
+	N2 [label="Security Check" color="#FBC02D" fillcolor="#FFFDE7" shape=parallelogram style=filled]
+	N3 [label="Tunnel Monitoring" color="#BA68C8" fillcolor="#F3E5F5" shape=oval style=filled]
+	N4 [label="Accident Reconstruction" color="#BA68C8" fillcolor="#F3E5F5" shape=plaintext style=filled]
+	N5 [label="Road Network Management" color="#FBC02D" fillcolor="#FFFDE7" shape=diamond style=filled]
+	N6 [label="Electric Vehicle Charging" color="#03A9F4" fillcolor="#B3E5FC" shape=octagon style=filled]
+	N7 [label="Fare Calculation" color="#03A9F4" fillcolor="#B3E5FC" shape=octagon style=filled]
+	N8 [label="Customs Clearance" color="#FBC02D" fillcolor="#FFFDE7" shape=box style=filled]
+	N9 [label="Weather Impact Assessment" color="#03A9F4" fillcolor="#B3E5FC" shape=plaintext style=filled]
+	N10 [label=Fueling color="#03A9F4" fillcolor="#B3E5FC" shape=ellipse style=filled]
+	N0 -> N1 [label=permits color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=rescues color="#FBC02D" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=clears color="#FBC02D" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=reports color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=diversifies color="#03A9F4" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N0 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_60.dot b/test/graphviz/scanned_easy/graphviz_60.dot
new file mode 100644
index 0000000000000000000000000000000000000000..16928ba03037bf0309059acb0e7db433a5520253
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_60.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=TD
+	N0 [label="Research and Outline" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N1 [label="Content Strategy Development" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N2 [label="Podcast Production" color="#6FE1D5" fillcolor="#C9EFEC" shape=box style=filled]
+	N3 [label="Audience Engagement" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N4 [label="Drafting Content" color="#6FE1D5" fillcolor="#C9EFEC" shape=Mdiamond style=filled]
+	N5 [label="Content Localization" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N6 [label="Blog Post Writing" color="#6FE1D5" fillcolor="#C9EFEC" shape=hexagon style=filled]
+	N7 [label="Influencer Collaboration" color="#FF8A65" fillcolor="#FBE9E7" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=moderates color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=records color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=engages color="#FF8A65" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=tracks color="#6FE1D5" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N5 [label=interviews color="#FF8A65" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_61.dot b/test/graphviz/scanned_easy/graphviz_61.dot
new file mode 100644
index 0000000000000000000000000000000000000000..aebad41ac34611d5e03261112394d449f00cbb95
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_61.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Sentiment Analysis" color="#BA68C8" fillcolor="#F3E5F5" shape=ellipse style=filled]
+	N1 [label="Risk Analytics" color="#FFE69C" fillcolor="#FFF9D4" shape=oval style=filled]
+	N2 [label="Data Governance" color="#FFE69C" fillcolor="#FFF9D4" shape=plaintext style=filled]
+	N3 [label="Time Series Forecasting" color="#BA68C8" fillcolor="#F3E5F5" shape=box style=filled]
+	N4 [label="Operational Efficiency Metrics" color="#607D8B" fillcolor="#CFD8DC" shape=box style=filled]
+	N5 [label="Business User Training on Analytics" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N6 [label="Web Analytics" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N7 [label="Customer Analytics" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N8 [label="Healthcare Data Analysis" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N9 [label="Data Cleaning" color="#FFE69C" fillcolor="#FFF9D4" shape=parallelogram style=filled]
+	N10 [label="Marketing Campaign Analysis" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N0 -> N1 [label=supports color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=reports color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=architects color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=develops color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#FFE69C" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label=queries color="#BA68C8" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=audits color="#BA68C8" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label=prepares color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#607D8B" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label=interprets color="#607D8B" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N4 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N10 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_61.txt b/test/graphviz/scanned_easy/graphviz_61.txt
new file mode 100644
index 0000000000000000000000000000000000000000..2bd6aec76fc74234fa6d4179e2d853c97bc0c923
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_61.txt
@@ -0,0 +1,12 @@
+<Business User Training on Analytics, connectedTo, Operational Efficiency Metrics>
+<Business User Training on Analytics, queries, Web Analytics>
+<Customer Analytics, prepares, Healthcare Data Analysis>
+<Data Cleaning, interprets, Marketing Campaign Analysis>
+<Data Governance, architects, Time Series Forecasting>
+<Healthcare Data Analysis, connectedTo, Data Cleaning>
+<Marketing Campaign Analysis, connectedTo, Data Cleaning>
+<Operational Efficiency Metrics, connectedTo, Business User Training on Analytics>
+<Risk Analytics, reports, Data Governance>
+<Sentiment Analysis, supports, Risk Analytics>
+<Time Series Forecasting, develops, Operational Efficiency Metrics>
+<Web Analytics, audits, Customer Analytics>
diff --git a/test/graphviz/scanned_easy/graphviz_63.txt b/test/graphviz/scanned_easy/graphviz_63.txt
new file mode 100644
index 0000000000000000000000000000000000000000..a0780a8a2f03ace1780585fa18d86cc90c4b41b1
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_63.txt
@@ -0,0 +1,11 @@
+<Campaign Performance Tracking, connectedTo, Distribution Channel Management>
+<Customer Segmentation, organizes events, Target Audience Identification>
+<Distribution Channel Management, connectedTo, Lead Generation>
+<Distribution Channel Management, connectedTo, Market Research>
+<Email Marketing, connectedTo, Market Research>
+<Loyalty Programs, connectedTo, Customer Segmentation>
+<Market Research, direct mail, Marketing Budget Allocation>
+<Marketing Automation, optimizes conversions, Loyalty Programs>
+<Marketing Budget Allocation, converts customers, Marketing Automation>
+<Mobile Marketing, generates leads, Email Marketing>
+<Target Audience Identification, connectedTo, Campaign Performance Tracking>
diff --git a/test/graphviz/scanned_easy/graphviz_64.txt b/test/graphviz/scanned_easy/graphviz_64.txt
new file mode 100644
index 0000000000000000000000000000000000000000..63e5e4e730f4a0399d545bae86535500c322632c
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_64.txt
@@ -0,0 +1,12 @@
+<Ad Copywriting, connectedTo, Display Advertising>
+<Ad Copywriting, connectedTo, Radio Advertising>
+<Ad Platform Management, connectedTo, Return on Ad Spend Calculation>
+<Audience Segmentation for Ads, connectedTo, Ad Platform Management>
+<Customer Acquisition Cost Analysis, creates ads, Ad Copywriting>
+<Digital Advertising, connectedTo, Regulatory Compliance for Ads>
+<Display Advertising, calculates CAC, Radio Advertising>
+<Radio Advertising, search ads, Visual Design for Ads>
+<Regulatory Compliance for Ads, designs visuals, Social Media Ads>
+<Regulatory Compliance for Ads, writes copy, Audience Segmentation for Ads>
+<Social Media Ads, video ads, Digital Advertising>
+<Visual Design for Ads, connectedTo, Social Media Ads>
diff --git a/test/graphviz/scanned_easy/graphviz_66.dot b/test/graphviz/scanned_easy/graphviz_66.dot
new file mode 100644
index 0000000000000000000000000000000000000000..3ce7f7d947af6375c429dbcc5384b3d106b2265d
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_66.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=TD
+	N0 [label="KYC or AML Procedures" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N1 [label="Market Analysis" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N2 [label="Mining Algorithm Design" color="#4DB6AC" fillcolor="#E0F2F1" shape=hexagon style=filled]
+	N3 [label="Airdrop Campaigns" color="#64B5F6" fillcolor="#E3F2FD" shape=ellipse style=filled]
+	N4 [label="Portfolio Management" color="#4DB6AC" fillcolor="#E0F2F1" shape=box style=filled]
+	N5 [label="GameFi Development" color="#B0C5CD" fillcolor="#DFE7EB" shape=oval style=filled]
+	N6 [label="Smart Contract Auditing" color="#4DB6AC" fillcolor="#E0F2F1" shape=parallelogram style=filled]
+	N7 [label=Staking color="#B0C5CD" fillcolor="#DFE7EB" shape=hexagon style=filled]
+	N8 [label="Key Management" color="#B0C5CD" fillcolor="#DFE7EB" shape=ellipse style=filled]
+	N0 -> N1 [color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="optimizes investments" color="#B0C5CD" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="educates users" color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label="performs KYCs" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="facilitates trades" color="#4DB6AC" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#64B5F6" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N7 [label="governs DAOs" color="#4DB6AC" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N3 [color="#64B5F6" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_68.dot b/test/graphviz/scanned_easy/graphviz_68.dot
new file mode 100644
index 0000000000000000000000000000000000000000..dd86ddc1e999c23b151c387c2143f6ef98ea89ae
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_68.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=RL
+	N0 [label="Power Management for Devices" color="#FFEB3B" fillcolor="#FFF9C4" shape=ellipse style=filled]
+	N1 [label="User Interface for IoT Apps" color="#FFEB3B" fillcolor="#FFF9C4" shape=octagon style=filled]
+	N2 [label="Industrial IoT" color="#FFEB3B" fillcolor="#FFF9C4" shape=octagon style=filled]
+	N3 [label="Data Privacy in IoT" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+	N4 [label="Energy Management Systems" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N5 [label="Smart City Sensors" color="#BCB88A" fillcolor="#F5F5DC" shape=plaintext style=filled]
+	N6 [label="Transportation IoT" color="#FFEB3B" fillcolor="#FFF9C4" shape=box style=filled]
+	N7 [label="Interoperability Standards" color="#BCB88A" fillcolor="#F5F5DC" shape=ellipse style=filled]
+	N0 -> N1 [label="processes streams" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="manages deployments" color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFEB3B" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="secures devices" color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label="enhances agriculture" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N4 [color="#BCB88A" dir=forward penwidth=1.5 style=solid]
+	N4 -> N3 [color="#FFEB3B" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_69.txt b/test/graphviz/scanned_easy/graphviz_69.txt
new file mode 100644
index 0000000000000000000000000000000000000000..538594388bcc9c057d6a695678f9047f7bcbbdcf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_69.txt
@@ -0,0 +1,12 @@
+<Data Synchronization between Edge and Cloud, connectedTo, Retail Edge Computing>
+<Edge AI Model Deployment, optimizes bandwidth, Virtualization at Edge>
+<Edge Data Processing, connectedTo, Edge AI Model Deployment>
+<Edge Data Processing, enables offline operations, Sensor Data Aggregation>
+<Edge Data Processing, selects hardware, Edge Device Analytics>
+<Edge Device Analytics, connectedTo, Edge Data Processing>
+<Edge Security Analytics, connectedTo, Orchestration of Edge Workloads>
+<Industrial Edge Computing, manages devices, Microservices on Edge Devices>
+<Microservices on Edge Devices, reduces latency, Edge Security Analytics>
+<Orchestration of Edge Workloads, secures data, Sensor Data Aggregation>
+<Retail Edge Computing, provides low latency, Industrial Edge Computing>
+<Sensor Data Aggregation, enhances privacy, Edge Device Analytics>
diff --git a/test/graphviz/scanned_easy/graphviz_72.dot b/test/graphviz/scanned_easy/graphviz_72.dot
new file mode 100644
index 0000000000000000000000000000000000000000..37e790c5776d1d76daed86374cdce0c171c5fa1a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_72.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
+	N0 [label=ChatOps color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N1 [label="Chaos Engineering" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N2 [label="Monitoring and Logging" color="#CD8FF2" fillcolor="#ECCFF5" shape=box style=filled]
+	N3 [label="Release Management" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N4 [label="Code Quality Checks" color="#66BB6A" fillcolor="#E8F5E9" shape=box style=filled]
+	N5 [label="Static Code Analysis" color="#CD8FF2" fillcolor="#ECCFF5" shape=oval style=filled]
+	N6 [label="Automated Deployment" color="#66BB6A" fillcolor="#E8F5E9" shape=octagon style=filled]
+	N7 [label="Secrets Management" color="#66BB6A" fillcolor="#E8F5E9" shape=ellipse style=filled]
+	N8 [label="Version Control" color="#F7BEE0" fillcolor="#FAEBF3" shape=box style=filled]
+	N9 [label="Site Reliability Engineering Principles" color="#CD8FF2" fillcolor="#ECCFF5" shape=ellipse style=filled]
+	N10 [label="Cross_Functional Team Collaboration" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N0 -> N1 [label="implements CI" color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="monitors applications" color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="integrates security" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="performs static analysis" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CD8FF2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [label="automates pipelines" color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [label="uses IaC" color="#CD8FF2" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N3 [color="#66BB6A" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N1 [color="#F7BEE0" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_75.dot b/test/graphviz/scanned_easy/graphviz_75.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fb13607363f2acfaca49dda8391adefdee547918
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_75.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=BT
+	N0 [label="Biometric Authentication" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N1 [label="Gamification Elements" color="#CDDC39" fillcolor="#E6EE9C" shape=ellipse style=filled]
+	N2 [label="Backend Integration" color="#81C784" fillcolor="#F1F8E9" shape=octagon style=filled]
+	N3 [label="Performance Optimization" color="#CDDC39" fillcolor="#E6EE9C" shape=plaintext style=filled]
+	N4 [label="Camera Integration" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N5 [label="User Experience Design" color="#CDDC39" fillcolor="#E6EE9C" shape=box style=filled]
+	N6 [label="Native App Development" color="#CDDC39" fillcolor="#E6EE9C" shape=plaintext style=filled]
+	N7 [label="Concept Development" color="#9C27B0" fillcolor="#E1BEE7" shape=box style=filled]
+	N8 [label="Wearable Device Integration" color="#81C784" fillcolor="#F1F8E9" shape=Mdiamond style=filled]
+	N9 [label="Cloud Backend for Mobile" color="#81C784" fillcolor="#F1F8E9" shape=ellipse style=filled]
+	N10 [label="Real_time Communication Features" color="#9C27B0" fillcolor="#E1BEE7" shape=ellipse style=filled]
+	N0 -> N1 [label="optimizes performance" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="integrates ads" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label="manages permissions" color="#9C27B0" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="uses microphone" color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#CDDC39" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N9 -> N10 [label="analyzes analytics" color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N9 -> N7 [label="integrates chat" color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> N0 [label="enables offline access" color="#81C784" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_75.txt b/test/graphviz/scanned_easy/graphviz_75.txt
new file mode 100644
index 0000000000000000000000000000000000000000..1558f331e58ea7eda98870bd95eefb7a42d44100
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_75.txt
@@ -0,0 +1,12 @@
+<Backend Integration, connectedTo, Performance Optimization>
+<Biometric Authentication, optimizes performance, Gamification Elements>
+<Camera Integration, uses microphone, User Experience Design>
+<Cloud Backend for Mobile, analyzes analytics, Real_time Communication Features>
+<Cloud Backend for Mobile, integrates chat, Concept Development>
+<Concept Development, connectedTo, Wearable Device Integration>
+<Gamification Elements, integrates ads, Backend Integration>
+<Native App Development, connectedTo, Concept Development>
+<Native App Development, enables offline access, Biometric Authentication>
+<Performance Optimization, manages permissions, Camera Integration>
+<User Experience Design, connectedTo, Native App Development>
+<Wearable Device Integration, connectedTo, Cloud Backend for Mobile>
diff --git a/test/graphviz/scanned_easy/graphviz_76.dot b/test/graphviz/scanned_easy/graphviz_76.dot
new file mode 100644
index 0000000000000000000000000000000000000000..fa6e57bdb14027ecb6f0af5caa4dbcef609bc0a7
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_76.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=LR
+	N0 [label="Social Media Audits" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N1 [label="Content Moderation" color="#FFB74D" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N2 [label="Live Streaming on Social Media" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N3 [label="Platform Selection" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N4 [label="Influencer Collaboration" color="#E57373" fillcolor="#FFEBEE" shape=box style=filled]
+	N5 [label="Reporting and Optimization" color="#81C784" fillcolor="#F1F8E9" shape=folder style=filled]
+	N6 [label="Customer Service on Social Media" color="#FFB74D" fillcolor="#FFF3E0" shape=hexagon style=filled]
+	N7 [label="Crisis Communication Plan" color="#81C784" fillcolor="#F1F8E9" shape=box style=filled]
+	N8 [label="Performance Analytics" color="#E57373" fillcolor="#FFEBEE" shape=ellipse style=filled]
+	N0 -> N1 [label="collaborates with influencers" color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label="conducts social audits" color="#E57373" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label="forms partnerships" color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="analyzes engagement" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="manages crises" color="#81C784" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="considers ethics" color="#FFB74D" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFB74D" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N6 [color="#E57373" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_77.dot b/test/graphviz/scanned_easy/graphviz_77.dot
new file mode 100644
index 0000000000000000000000000000000000000000..e36d1c7d2928954c9445e807bbd8170b50297d9a
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_77.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=RL
+	N0 [label="Click_Through Rate Optimization" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N1 [label="Technical SEO" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+	N2 [label="Search Console Management" color="#FF9800" fillcolor="#FFE0B2" shape=box style=filled]
+	N3 [label="User Experience for Search" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N4 [label="International SEO" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N5 [label="Rank Tracking" color="#5C6BC0" fillcolor="#E8EAF6" shape=hexagon style=filled]
+	N6 [label="Google My Business Management" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+	N7 [label="Keyword Research" color="#FF9800" fillcolor="#FFE0B2" shape=ellipse style=filled]
+	N8 [label="Site Architecture Optimization" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [label="optimizes UX" color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="uses search console" color="#FF9800" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label="improves core vitals" color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [color="#FF9800" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label="manages PPC" color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label="processes queries" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="ranks results" color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N6 [color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_78.txt b/test/graphviz/scanned_easy/graphviz_78.txt
new file mode 100644
index 0000000000000000000000000000000000000000..cad7467ab761ea4a31fc28c7f443588c3b3268e3
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_78.txt
@@ -0,0 +1,9 @@
+<Attribute Management, manages lifecycles, Federated Identity Management>
+<Credential Management, manages workforces, Digital Signatures>
+<Customer Identity and Access Management, connectedTo, Credential Management>
+<Data Minimization Principles, uses biometrics, Customer Identity and Access Management>
+<Digital Signatures, ensures compliance, Attribute Management>
+<Federated Identity Management, connectedTo, Identity Proofing>
+<Identity Proofing, issues verifiable credentials, Workforce Identity Management>
+<Identity Verification, connectedTo, Data Minimization Principles>
+<Workforce Identity Management, connectedTo, Identity Verification>
diff --git a/test/graphviz/scanned_easy/graphviz_79.dot b/test/graphviz/scanned_easy/graphviz_79.dot
new file mode 100644
index 0000000000000000000000000000000000000000..87ebc3c8118cc1936b22409a93247067e92cf7f8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_79.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=TD
+	N0 [label="Gamification in Education" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N1 [label="Language Learning Platforms" color="#A1D7CD" fillcolor="#EDF5F3" shape=parallelogram style=filled]
+	N2 [label="Virtual Classroom Facilitation" color="#D2D2D2" fillcolor="#F0F0F0" shape=folder style=filled]
+	N3 [label="Competency_Based Education" color="#D2D2D2" fillcolor="#F0F0F0" shape=diamond style=filled]
+	N4 [label="Learning Analytics" color="#A1D7CD" fillcolor="#EDF5F3" shape=plaintext style=filled]
+	N5 [label="Course Design" color="#D2D2D2" fillcolor="#F0F0F0" shape=ellipse style=filled]
+	N6 [label="Digital Badges" color="#A1D7CD" fillcolor="#EDF5F3" shape=box style=filled]
+	N7 [label="Course Evaluation" color="#D2D2D2" fillcolor="#F0F0F0" shape=parallelogram style=filled]
+	N8 [label="Peer_to_Peer Learning" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N9 [label="Synchronous Learning" color="#A1D7CD" fillcolor="#EDF5F3" shape=hexagon style=filled]
+	N10 [label="Student Engagement Strategies" color="#A1D7CD" fillcolor="#EDF5F3" shape=ellipse style=filled]
+	N0 -> N1 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label="supports SEL" color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#D2D2D2" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label="ensures accessibility" color="#4285F4" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [label="offers professional development" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label="uses machine learning" color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#4285F4" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [label="hosts MOOCs" color="#A1D7CD" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [color="#D2D2D2" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [label="gamifies experiences" color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+	N10 -> N1 [color="#A1D7CD" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_82.txt b/test/graphviz/scanned_easy/graphviz_82.txt
new file mode 100644
index 0000000000000000000000000000000000000000..6e3592bf9c578aa97adf8fc2a936668fc51ef8ee
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_82.txt
@@ -0,0 +1,11 @@
+<AI_Powered Language Tutors, develops, Accent Reduction Coaching>
+<Accent Reduction Coaching, connectedTo, Speaking Practice>
+<Accent Reduction Coaching, reads, Personalized Learning Paths>
+<Audio Lessons, provides, Flashcard Systems>
+<Contextual Learning, speaks, Personalized Learning Paths>
+<Flashcard Systems, connectedTo, Contextual Learning>
+<Flashcard Systems, connectedTo, Gamified Learning Activities>
+<Gamified Learning Activities, connectedTo, AI_Powered Language Tutors>
+<Personalized Learning Paths, dialogues, Audio Lessons>
+<Sentence Construction Practice, pronounces, Instructor_Led Classes>
+<Speaking Practice, connectedTo, Sentence Construction Practice>
diff --git a/test/graphviz/scanned_easy/graphviz_83.dot b/test/graphviz/scanned_easy/graphviz_83.dot
new file mode 100644
index 0000000000000000000000000000000000000000..15a7a9f96cd72adcfb3e882bad80e39c27c877a8
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_83.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=BT
+	N0 [label="Psychiatric Evaluation" color="#FFA726" fillcolor="#FFF3E0" shape=ellipse style=filled]
+	N1 [label="Therapy Session" color="#42A5F5" fillcolor="#F1F8FF" shape=hexagon style=filled]
+	N2 [label="Art Therapy" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N3 [label="Suicide Prevention" color="#FFA726" fillcolor="#FFF3E0" shape=octagon style=filled]
+	N4 [label="Counseling Services" color="#D3EB9F" fillcolor="#F8FDD3" shape=plaintext style=filled]
+	N5 [label="Recreational Therapy" color="#42A5F5" fillcolor="#F1F8FF" shape=Mdiamond style=filled]
+	N6 [label="Coping Skill Development" color="#D3EB9F" fillcolor="#F8FDD3" shape=ellipse style=filled]
+	N7 [label="Workplace Mental Health Programs" color="#FFA726" fillcolor="#FFF3E0" shape=box style=filled]
+	N8 [label="Digital Mental Health Tools" color="#D3EB9F" fillcolor="#F8FDD3" shape=box style=filled]
+	N9 [label="Family Therapy" color="#42A5F5" fillcolor="#F1F8FF" shape=ellipse style=filled]
+	N0 -> N1 [label=complies color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=therapies color="#D3EB9F" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=manages color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=advises color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N5 -> N6 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [label=integrates color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [color="#42A5F5" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+	N0 -> N4 [color="#42A5F5" dir=forward penwidth=1.5 style=solid]
+	N2 -> N7 [color="#FFA726" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_84.dot b/test/graphviz/scanned_easy/graphviz_84.dot
new file mode 100644
index 0000000000000000000000000000000000000000..213b138df6041d0f4896d16c3a284f7b5fe60ddf
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_84.dot
@@ -0,0 +1,21 @@
+digraph {
+	rankdir=TD
+	N0 [label="Clinical Nutrition Support" color="#C0CA33" fillcolor="#F9FBE7" shape=ellipse style=filled]
+	N1 [label="Child Nutrition" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N2 [label="Macronutrient Tracking" color="#73C6BC" fillcolor="#D0EFEE" shape=plaintext style=filled]
+	N3 [label="Supplement Recommendation" color="#73C6BC" fillcolor="#D0EFEE" shape=ellipse style=filled]
+	N4 [label="Personalized Nutrition Plans" color="#FFCC7A" fillcolor="#FFF6D9" shape=folder style=filled]
+	N5 [label="Nutritional Counseling" color="#73C6BC" fillcolor="#D0EFEE" shape=Mdiamond style=filled]
+	N6 [label="Elderly Nutrition" color="#C0CA33" fillcolor="#F9FBE7" shape=box style=filled]
+	N7 [label="Body Composition Analysis" color="#73C6BC" fillcolor="#D0EFEE" shape=box style=filled]
+	N8 [label="Eating Habit Modification" color="#FFCC7A" fillcolor="#FFF6D9" shape=ellipse style=filled]
+	N0 -> N1 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=plans color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=analyzes color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [label=filters color="#73C6BC" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#C0CA33" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#73C6BC" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=educates color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [color="#FFCC7A" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_86.dot b/test/graphviz/scanned_easy/graphviz_86.dot
new file mode 100644
index 0000000000000000000000000000000000000000..8a08f73dc432498253c3b839d49e74f43b8b7050
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_86.dot
@@ -0,0 +1,24 @@
+digraph {
+	rankdir=LR
+	N0 [label="Longevity Planning" color="#FFF8A6" fillcolor="#FFFDE0" shape=ellipse style=filled]
+	N1 [label="Massage Therapy" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N2 [label="Wellness Retreat Planning" color="#BDBDBD" fillcolor="#F5F5F5" shape=box style=filled]
+	N3 [label="Health Coaching" color="#BDBDBD" fillcolor="#F5F5F5" shape=oval style=filled]
+	N4 [label="Holistic Health Assessment" color="#BDBDBD" fillcolor="#F5F5F5" shape=hexagon style=filled]
+	N5 [label="Gut Health for Wellness" color="#FFF8A6" fillcolor="#FFFDE0" shape=box style=filled]
+	N6 [label="Physical Activity Planning" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N7 [label="Sleep Optimization" color="#FFF8A6" fillcolor="#FFFDE0" shape=hexagon style=filled]
+	N8 [label="Biofeedback Training" color="#92C79A" fillcolor="#E8F0EA" shape=ellipse style=filled]
+	N9 [label="Journaling for Wellness" color="#BDBDBD" fillcolor="#F5F5F5" shape=ellipse style=filled]
+	N0 -> N1 [label=sleeps color="#92C79A" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=programs color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=protects color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#92C79A" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=complies color="#FFF8A6" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N9 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N8 -> N1 [color="#FFF8A6" dir=forward penwidth=1.5 style=solid]
+	N3 -> N6 [label=researches color="#000000" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_9.dot b/test/graphviz/scanned_easy/graphviz_9.dot
new file mode 100644
index 0000000000000000000000000000000000000000..99afb733e3869ed3a8b776663aa99b4bb20c99df
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_9.dot
@@ -0,0 +1,25 @@
+digraph {
+	rankdir=RL
+	N0 [label="Driver Check_in" color="#F06292" fillcolor="#FCE4EC" shape=ellipse style=filled]
+	N1 [label="Route Optimization Software" color="#6FE1D5" fillcolor="#C9EFEC" shape=plaintext style=filled]
+	N2 [label="Damage Reporting" color="#F06292" fillcolor="#FCE4EC" shape=folder style=filled]
+	N3 [label="Delivery Confirmation" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N4 [label="Yard Management" color="#F06292" fillcolor="#FCE4EC" shape=parallelogram style=filled]
+	N5 [label="Order Picking" color="#F06292" fillcolor="#FCE4EC" shape=box style=filled]
+	N6 [label="Pickup Request" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N7 [label="Return Logistics" color="#EAEFA5" fillcolor="#FDFCEB" shape=Mdiamond style=filled]
+	N8 [label=Cross_docking color="#EAEFA5" fillcolor="#FDFCEB" shape=octagon style=filled]
+	N9 [label="Packing Process" color="#F06292" fillcolor="#FCE4EC" shape=oval style=filled]
+	N10 [label="Container Loading" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N0 -> N1 [label=syncs color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [label=sorts color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=expedites color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=plans color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [label=communicates color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=analyzes color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N7 -> N8 [label=insures color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N8 -> N9 [color="#6FE1D5" dir=forward penwidth=1.5 style=solid]
+	N9 -> N10 [label="picks up" color="#000000" dir=forward penwidth=1.5 style=solid]
+	N3 -> N8 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_92.txt b/test/graphviz/scanned_easy/graphviz_92.txt
new file mode 100644
index 0000000000000000000000000000000000000000..aa35408a523654182f3ad85a772dbd10bfcc2aa4
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_92.txt
@@ -0,0 +1,9 @@
+<Billing and Reconciliation, directs, Valet Parking Automation>
+<Cloud_based Parking Platforms, connectedTo, Mobile Parking Apps>
+<Cloud_based Parking Platforms, forecasts, Vacancy Monitoring>
+<Cloud_based Parking Platforms, optimizes, Valet Parking Automation>
+<Mobile Parking Apps, connectedTo, Revenue Management>
+<Revenue Management, analyzes, Real_Time Information Display>
+<Ticketing System Integration, filters, Billing and Reconciliation>
+<Vacancy Monitoring, develops, Ticketing System Integration>
+<Valet Parking Automation, connectedTo, Cloud_based Parking Platforms>
diff --git a/test/graphviz/scanned_easy/graphviz_93.dot b/test/graphviz/scanned_easy/graphviz_93.dot
new file mode 100644
index 0000000000000000000000000000000000000000..612654cf955b3efa2e8e546d34b108cb43be28df
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_93.dot
@@ -0,0 +1,20 @@
+digraph {
+	rankdir=TD
+	N0 [label="Dynamic Pricing" color="#4FC3F7" fillcolor="#E1F5FE" shape=ellipse style=filled]
+	N1 [label="Event Creation" color="#4FC3F7" fillcolor="#E1F5FE" shape=diamond style=filled]
+	N2 [label="Ticket Sales" color="#FFC107" fillcolor="#FFECB3" shape=Mdiamond style=filled]
+	N3 [label="Scalper Prevention" color="#4FC3F7" fillcolor="#E1F5FE" shape=oval style=filled]
+	N4 [label="Customer Relationship Management Integration" color="#FFC107" fillcolor="#FFECB3" shape=folder style=filled]
+	N5 [label="Order Confirmation" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N6 [label="Pricing Configuration" color="#FFC107" fillcolor="#FFECB3" shape=box style=filled]
+	N7 [label="Public Transport Ticketing" color="#8C9EFF" fillcolor="#D3D7EB" shape=ellipse style=filled]
+	N0 -> N1 [label=refunds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N2 -> N3 [color="#FFC107" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [label=reports color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [color="#4FC3F7" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=creates color="#8C9EFF" dir=forward penwidth=1.5 style=solid]
+	N1 -> N5 [label=promotes color="#000000" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N2 [label=advertises color="#000000" dir=forward penwidth=1.5 style=dashed]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_93.txt b/test/graphviz/scanned_easy/graphviz_93.txt
new file mode 100644
index 0000000000000000000000000000000000000000..67341b9f18eaac0528fd57e6936fe8d002b43c25
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_93.txt
@@ -0,0 +1,9 @@
+<Customer Relationship Management Integration, connectedTo, Order Confirmation>
+<Dynamic Pricing, refunds, Event Creation>
+<Event Creation, connectedTo, Ticket Sales>
+<Event Creation, promotes, Order Confirmation>
+<Order Confirmation, connectedTo, Pricing Configuration>
+<Pricing Configuration, creates, Public Transport Ticketing>
+<Scalper Prevention, advertises, Ticket Sales>
+<Scalper Prevention, reports, Customer Relationship Management Integration>
+<Ticket Sales, connectedTo, Scalper Prevention>
diff --git a/test/graphviz/scanned_easy/graphviz_94.dot b/test/graphviz/scanned_easy/graphviz_94.dot
new file mode 100644
index 0000000000000000000000000000000000000000..06d11180dd927d026fa553763cde6cb9c4dbda9b
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_94.dot
@@ -0,0 +1,22 @@
+digraph {
+	rankdir=LR
+	N0 [label="Cybersecurity for Voting Systems" color="#FFE69C" fillcolor="#FFF9D4" shape=ellipse style=filled]
+	N1 [label="Direct Recording Electronic Systems" color="#FFE69C" fillcolor="#FFF9D4" shape=box style=filled]
+	N2 [label="Biometric Voter ID" color="#FFE69C" fillcolor="#FFF9D4" shape=folder style=filled]
+	N3 [label="Blockchain for Voting" color="#A188D0" fillcolor="#DACBE3" shape=diamond style=filled]
+	N4 [label="Voter Education Programs" color="#A188D0" fillcolor="#DACBE3" shape=oval style=filled]
+	N5 [label="Accessibility Features" color="#FFDA4E" fillcolor="#FFE88D" shape=parallelogram style=filled]
+	N6 [label="Penetration Testing" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N7 [label="Zero_Knowledge Proofs for Privacy" color="#FFDA4E" fillcolor="#FFE88D" shape=box style=filled]
+	N8 [label="System Certification" color="#A188D0" fillcolor="#DACBE3" shape=ellipse style=filled]
+	N0 -> N1 [label=maintains color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N1 -> N2 [label=reports color="#FFDA4E" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=informs color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N3 -> N4 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N4 -> N5 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N6 -> N7 [label=audits color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N8 [color="#FFDA4E" dir=forward penwidth=1.5 style=dashed]
+	N8 -> N3 [label=monitors color="#FFE69C" dir=forward penwidth=1.5 style=solid]
+	N3 -> N2 [color="#A188D0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_97.dot b/test/graphviz/scanned_easy/graphviz_97.dot
new file mode 100644
index 0000000000000000000000000000000000000000..44f63d44591084f6fa828f7d830e595f9ee4a296
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_97.dot
@@ -0,0 +1,19 @@
+digraph {
+	rankdir=BT
+	N0 [label="Integrated Library Systems" color="#EAEFA5" fillcolor="#FDFCEB" shape=ellipse style=filled]
+	N1 [label="Discovery Layers" color="#F7BEE0" fillcolor="#FAEBF3" shape=octagon style=filled]
+	N2 [label="Preservation of Materials" color="#EAEFA5" fillcolor="#FDFCEB" shape=box style=filled]
+	N3 [label="Reference Desk Support" color="#EAEFA5" fillcolor="#FDFCEB" shape=oval style=filled]
+	N4 [label="System Security" color="#5C6BC0" fillcolor="#E8EAF6" shape=ellipse style=filled]
+	N5 [label="Federated Search" color="#5C6BC0" fillcolor="#E8EAF6" shape=parallelogram style=filled]
+	N6 [label="Cataloging and Classification" color="#EAEFA5" fillcolor="#FDFCEB" shape=diamond style=filled]
+	N7 [label="Search Functionality" color="#F7BEE0" fillcolor="#FAEBF3" shape=ellipse style=filled]
+	N0 -> N1 [color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N1 -> N2 [label=audits color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+	N2 -> N3 [label=guides color="#EAEFA5" dir=forward penwidth=1.5 style=solid]
+	N3 -> N4 [label=weeds color="#000000" dir=forward penwidth=1.5 style=solid]
+	N4 -> N5 [label=lends color="#5C6BC0" dir=forward penwidth=1.5 style=solid]
+	N5 -> N6 [color="#EAEFA5" dir=forward penwidth=1.5 style=dashed]
+	N6 -> N7 [color="#000000" dir=forward penwidth=1.5 style=solid]
+	N7 -> N4 [color="#F7BEE0" dir=forward penwidth=1.5 style=solid]
+}
diff --git a/test/graphviz/scanned_easy/graphviz_98.dot b/test/graphviz/scanned_easy/graphviz_98.dot
new file mode 100644
index 0000000000000000000000000000000000000000..80112b3794fa9821bc874e4f13ebe958fe945a3e
--- /dev/null
+++ b/test/graphviz/scanned_easy/graphviz_98.dot
@@ -0,0 +1,26 @@
+digraph {
+	rankdir=RL
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