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PCC-BIBFRAME-Exchange-02021-September-9
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interchange.ipynb
{
"cells": [
{
"cell_type": "code",
"execution_count": 2,
"metadata": {},
"outputs": [],
"source": [
"import rdflib\n",
"import pyshacl\n",
"import kglab"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"# PCC BIBFRAME Exchange\n",
"## Interchange Challenges\n",
"As a developer and a tech lead on the [Sinopia](https://sinopia.io) Linked Data Editor, we experience interchange challenges when trying to import external RDF. This notebook can be run by clicking on [![Binder](https://mybinder.org/badge_logo.svg)](https://mybinder.org/v2/gist/jermnelson/c430eb37133170e84f3c22734c52702c/HEAD).\n",
"\n",
"The following are examples using the [BIBFRAME Title](https://id.loc.gov/ontologies/bibframe.html#c_Title) class (inspired by Nancy Lorimer's comments):"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### ShareVDE\n",
"Searching the Stanford's ShareVDE Cache for Octavia Butler's *Parable of the Sower* from Questioning Authority API [query]('https://lookup.ld4l.org/authorities/fetch/linked_data/sharevde_stanford_ld4l_cache?format=n3&uri=http://share-vde.org/sharevde/rdfBibframe/Work/7985783') returns the following RDF related to the Work's title:"
]
},
{
"cell_type": "code",
"execution_count": 3,
"metadata": {},
"outputs": [],
"source": [
"sharevde_title_rdf = \"\"\"@prefix bf2: <http://id.loc.gov/ontologies/bibframe/> .\n",
"@prefix marcrelators: <http://id.loc.gov/vocabulary/relators/> .\n",
"@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n",
"\n",
"<http://share-vde.org/sharevde/rdfBibframe/Work/7985783-1> a bf2:Text,\n",
" bf2:Work ;\n",
" bf2:title <http://share-vde.org/sharevde/rdfBibframe/Title_996/0409b9ef-0416-3b57-8826-259ebc9fdb53> .\n",
" \n",
"<http://share-vde.org/sharevde/rdfBibframe/Title_996/0409b9ef-0416-3b57-8826-259ebc9fdb53> rdfs:label \" Parable of the sower\" .\n",
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Library of Congress\n",
"Searching [id.loc.gov](https://id.loc.gov/resources/works.html) BIBFRAME Work's endpont for *Parable of the Sower*, we'll use this [BIBFRAME Work](https://id.loc.gov/resources/works/21223749.html)'s RDF with the following related to the Work's title:"
]
},
{
"cell_type": "code",
"execution_count": 4,
"metadata": {},
"outputs": [],
"source": [
"loc_title_rdf = \"\"\"@prefix bf: <http://id.loc.gov/ontologies/bibframe/> .\n",
"@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n",
"\n",
"<http://id.loc.gov/resources/works/21223749> a bf:Text,\n",
" bf:Work ;\n",
" bf:title [ a bf:Title ;\n",
" rdfs:label \"Parable of the sower\" ;\n",
" bf:mainTitle \"Parable of the sower\" ] .\n",
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Sinopia\n",
"Finally, using the [pcc:bf2:Monograph:Work](https://api.stage.sinopia.io/resource/pcc:bf2:Monograph:Work) template, created the same title-related RDF as http://id.loc.gov/resources/works/21223749:\n",
"\n",
"![Sinopia Title Screenshot](sinopia-title-screenshot.png)"
]
},
{
"cell_type": "code",
"execution_count": 5,
"metadata": {},
"outputs": [],
"source": [
"sinopia_title_rdf = \"\"\"@prefix bf: <http://id.loc.gov/ontologies/bibframe/> .\n",
"@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n",
"\n",
"<https://api.stage.sinopia.io/resource/addeddfb-d87a-4e67-bcd3-c1e5a8df4e7c> a bf:Text,\n",
" bf:Work ;\n",
" bf:title [ a bf:Title ;\n",
" rdfs:label \"Parable of the Sower\"@eng;\n",
" bf:mainTitle \"Parable of the Sower\"@eng ] .\n",
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Comparing RDF\n",
"Creating three variables for the BIBFRAME Works and then parsing the RDF into three graphs; we get the following statistics:"
]
},
{
"cell_type": "code",
"execution_count": 6,
"metadata": {},
"outputs": [],
"source": [
"BF = rdflib.Namespace(\"http://id.loc.gov/ontologies/bibframe/\")\n",
"namespaces = { \"bf\": BF }\n",
"\n",
"sharevde_work_uri = rdflib.URIRef('http://share-vde.org/sharevde/rdfBibframe/Work/7985783-1')\n",
"loc_work_uri = rdflib.URIRef('http://id.loc.gov/resources/works/21223749')\n",
"sinopia_work_uri = rdflib.URIRef('https://api.stage.sinopia.io/resource/addeddfb-d87a-4e67-bcd3-c1e5a8df4e7c')\n",
"\n",
"\n",
"def build_graph(rdf: str) -> rdflib.Graph():\n",
" graph = rdflib.Graph()\n",
" for prefix, url in namespaces.items():\n",
" graph.namespace_manager.bind(prefix, url)\n",
" graph.parse(data=rdf, format='turtle')\n",
" return graph\n",
"\n",
"sharevde_graph = build_graph(sharevde_title_rdf)\n",
"loc_graph = build_graph(loc_title_rdf)\n",
"sinopia_graph = build_graph(sinopia_title_rdf)"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Total Triples"
]
},
{
"cell_type": "code",
"execution_count": 7,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"sharevde_title: 4\n",
"loc_title: 6\n",
"sinopia_title: 6\n"
]
}
],
"source": [
"print(f\"\"\"sharevde_title: {len(sharevde_graph)}\n",
"loc_title: {len(loc_graph)}\n",
"sinopia_title: {len(sinopia_graph)}\"\"\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Work Classes (bf:Work, bf:Text)\n",
"Confirms that all three bf:Works share the same `rdf:type`"
]
},
{
"cell_type": "code",
"execution_count": 8,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"[rdflib.term.URIRef('http://id.loc.gov/ontologies/bibframe/Text'),\n",
" rdflib.term.URIRef('http://id.loc.gov/ontologies/bibframe/Work')]"
]
},
"execution_count": 8,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"[obj for obj in sharevde_graph.objects(subject=sharevde_work_uri, predicate=rdflib.RDF.type)]"
]
},
{
"cell_type": "code",
"execution_count": 9,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"True"
]
},
"execution_count": 9,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"[obj for obj in sharevde_graph.objects(subject=sharevde_work_uri, predicate=rdflib.RDF.type)] == \\\n",
"[obj for obj in loc_graph.objects(subject=loc_work_uri, predicate=rdflib.RDF.type)] == \\\n",
"[obj for obj in sinopia_graph.objects(subject=sinopia_work_uri, predicate=rdflib.RDF.type)]"
]
},
{
"cell_type": "code",
"execution_count": 10,
"metadata": {},
"outputs": [],
"source": [
"sharevde_title = sharevde_graph.value(subject=sharevde_work_uri, predicate=BF.title)\n",
"loc_title = loc_graph.value(subject=loc_work_uri, predicate=BF.title)\n",
"sinopia_title = sinopia_graph.value(subject=sinopia_work_uri, predicate=BF.title)"
]
},
{
"cell_type": "code",
"execution_count": 11,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"<class 'rdflib.term.URIRef'> <class 'rdflib.term.BNode'> <class 'rdflib.term.BNode'>\n"
]
}
],
"source": [
"print(type(sharevde_title), type(loc_title), type(sinopia_title))"
]
},
{
"cell_type": "code",
"execution_count": 12,
"metadata": {},
"outputs": [],
"source": [
"sharevde_title_label = sharevde_graph.value(subject=sharevde_title, predicate=rdflib.RDFS.label)\n",
"loc_title_label = loc_graph.value(subject=loc_title, predicate=rdflib.RDFS.label)\n",
"sinopia_title_label = sinopia_graph.value(subject=sinopia_title, predicate=rdflib.RDFS.label)"
]
},
{
"cell_type": "code",
"execution_count": 13,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Labels\n",
" Share VDE: Parable of the sower\n",
" Library of Congress: Parable of the sower\n",
" Sinopia: Parable of the Sower\n"
]
}
],
"source": [
"print(f\"\"\"Labels\n",
" Share VDE: {sharevde_title_label}\n",
" Library of Congress: {loc_title_label}\n",
" Sinopia: {sinopia_title_label}\"\"\")"
]
},
{
"cell_type": "code",
"execution_count": 14,
"metadata": {},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"Compare:\n",
" ShareVDE vs LOC labels: False\n",
" LOC vs Sinopia labels: False\n",
" Sinopia vs ShareVDE: False\n"
]
}
],
"source": [
"print(f\"\"\"Compare:\n",
" ShareVDE vs LOC labels: {sharevde_title_label == loc_title_label}\n",
" LOC vs Sinopia labels: {loc_title_label == sinopia_title_label}\n",
" Sinopia vs ShareVDE: {sinopia_title_label == sharevde_title_label}\"\"\")"
]
},
{
"cell_type": "code",
"execution_count": 15,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"rdflib.term.Literal(' Parable of the sower')"
]
},
"execution_count": 15,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sharevde_title_label"
]
},
{
"cell_type": "code",
"execution_count": 16,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"rdflib.term.Literal('Parable of the sower')"
]
},
"execution_count": 16,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"loc_title_label"
]
},
{
"cell_type": "code",
"execution_count": 17,
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"rdflib.term.Literal('Parable of the Sower', lang='eng')"
]
},
"execution_count": 17,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"sinopia_title_label"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Visualizating the RDF"
]
},
{
"cell_type": "code",
"execution_count": 18,
"metadata": {},
"outputs": [
{
"data": {
"text/html": [
"\n",
" <iframe\n",
" width=\"500px\"\n",
" height=\"500px\"\n",
" src=\"works_viz.html\"\n",
" frameborder=\"0\"\n",
" allowfullscreen\n",
" ></iframe>\n",
" "
],
"text/plain": [
"<IPython.lib.display.IFrame at 0x7fc403b08eb0>"
]
},
"execution_count": 18,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"bf_works_graph = rdflib.Graph()\n",
"bf_works_graph.namespace_manager.bind(\"bf\", BF)\n",
"bf_works_graph.parse(data=sharevde_title_rdf, format='turtle')\n",
"bf_works_graph.parse(data=loc_title_rdf, format='turtle')\n",
"bf_works_graph.parse(data=sinopia_title_rdf, format='turtle')\n",
"\n",
"bf_works_kg = kglab.KnowledgeGraph(\n",
" import_graph=bf_works_graph,\n",
" namespaces=namespaces\n",
")\n",
"\n",
"bf_works_subgraph = kglab.SubgraphTensor(bf_works_kg)\n",
"pyvis_bf_works_graph = bf_works_subgraph.build_pyvis_graph(notebook=True)\n",
"pyvis_bf_works_graph.force_atlas_2based()\n",
"pyvis_bf_works_graph.show(\"works_viz.html\")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Validating with SHACL\n",
"We will use this simple validation graph to check to see "
]
},
{
"cell_type": "code",
"execution_count": 19,
"metadata": {},
"outputs": [],
"source": [
"bf_shacl = \"\"\"@prefix sh: <http://www.w3.org/ns/shacl#> .\n",
"@prefix bf: <http://id.loc.gov/ontologies/bibframe/> .\n",
"@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .\n",
"@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n",
"@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .\n",
"\n",
"bf:WorkShape ;\n",
" a sh:NodeShape ;\n",
" sh:targetClass bf:Work ;\n",
" sh:property [\n",
" sh:path bf:title ;\n",
" sh:class bf:Title ;\n",
" sh:node bf:TitleShape ;\n",
" ] .\n",
"\n",
"bf:TitleShape\n",
" a sh:NodeShape ;\n",
" sh:targetClass bf:Title ;\n",
" sh:nodeKind sh:BlankNodeOrIRI ;\n",
" sh:property [\n",
" sh:path rdfs:label ;\n",
" sh:datatype xsd:string ;\n",
" ] ;\n",
" sh:property [\n",
" sh:path bf:mainTitle ;\n",
" sh:datatype rdf:langString ; \n",
" ] .\n",
"\"\"\""
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### ShareVDE"
]
},
{
"cell_type": "code",
"execution_count": 20,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Constraint Violation in ClassConstraintComponent (http://www.w3.org/ns/shacl#ClassConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:class bf:Title ; sh:node bf:TitleShape ; sh:path bf:title ]\n",
"\tFocus Node: <http://share-vde.org/sharevde/rdfBibframe/Work/7985783-1>\n",
"\tValue Node: <http://share-vde.org/sharevde/rdfBibframe/Title_996/0409b9ef-0416-3b57-8826-259ebc9fdb53>\n",
"\tResult Path: bf:title\n",
"\tMessage: Value does not have class bf:Title\n",
"\n"
]
}
],
"source": [
"sharevde_validation_results = pyshacl.validate(\n",
" sharevde_title_rdf,\n",
" shacl_graph=bf_shacl,\n",
" data_graph_format=\"ttl\",\n",
" shacl_graph_format=\"ttl\",\n",
" inference=\"rdfs\",\n",
" debug=True,\n",
" serialize_report_graph=\"ttl\"\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Library of Congress"
]
},
{
"cell_type": "code",
"execution_count": 21,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Constraint Violation in DatatypeConstraintComponent (http://www.w3.org/ns/shacl#DatatypeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:datatype rdf:langString ; sh:path bf:mainTitle ]\n",
"\tFocus Node: [ bf:mainTitle Literal(\"Parable of the sower\") ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the sower\") ]\n",
"\tValue Node: Literal(\"Parable of the sower\")\n",
"\tResult Path: bf:mainTitle\n",
"\tMessage: Value is not Literal with datatype rdf:langString\n",
"\n",
"Constraint Violation in NodeConstraintComponent (http://www.w3.org/ns/shacl#NodeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:class bf:Title ; sh:node bf:TitleShape ; sh:path bf:title ]\n",
"\tFocus Node: <http://id.loc.gov/resources/works/21223749>\n",
"\tValue Node: [ bf:mainTitle Literal(\"Parable of the sower\") ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the sower\") ]\n",
"\tResult Path: bf:title\n",
"\tMessage: Value does not conform to Shape bf:TitleShape\n",
"\n",
"Constraint Violation in DatatypeConstraintComponent (http://www.w3.org/ns/shacl#DatatypeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:datatype rdf:langString ; sh:path bf:mainTitle ]\n",
"\tFocus Node: [ bf:mainTitle Literal(\"Parable of the sower\") ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the sower\") ]\n",
"\tValue Node: Literal(\"Parable of the sower\")\n",
"\tResult Path: bf:mainTitle\n",
"\tMessage: Value is not Literal with datatype rdf:langString\n",
"\n"
]
}
],
"source": [
"loc_validation_results = pyshacl.validate(\n",
" loc_title_rdf,\n",
" shacl_graph=bf_shacl,\n",
" data_graph_format=\"ttl\",\n",
" shacl_graph_format=\"ttl\",\n",
" inference=\"rdfs\",\n",
" debug=True,\n",
" serialize_report_graph=\"ttl\"\n",
")"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"### Sinopia"
]
},
{
"cell_type": "code",
"execution_count": 22,
"metadata": {},
"outputs": [
{
"name": "stderr",
"output_type": "stream",
"text": [
"Constraint Violation in DatatypeConstraintComponent (http://www.w3.org/ns/shacl#DatatypeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:datatype xsd:string ; sh:path rdfs:label ]\n",
"\tFocus Node: [ bf:mainTitle Literal(\"Parable of the Sower\", lang=eng) ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the Sower\", lang=eng) ]\n",
"\tValue Node: Literal(\"Parable of the Sower\", lang=eng)\n",
"\tResult Path: rdfs:label\n",
"\tMessage: Value is not Literal with datatype xsd:string\n",
"\n",
"Constraint Violation in NodeConstraintComponent (http://www.w3.org/ns/shacl#NodeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:class bf:Title ; sh:node bf:TitleShape ; sh:path bf:title ]\n",
"\tFocus Node: <https://api.stage.sinopia.io/resource/addeddfb-d87a-4e67-bcd3-c1e5a8df4e7c>\n",
"\tValue Node: [ bf:mainTitle Literal(\"Parable of the Sower\", lang=eng) ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the Sower\", lang=eng) ]\n",
"\tResult Path: bf:title\n",
"\tMessage: Value does not conform to Shape bf:TitleShape\n",
"\n",
"Constraint Violation in DatatypeConstraintComponent (http://www.w3.org/ns/shacl#DatatypeConstraintComponent):\n",
"\tSeverity: sh:Violation\n",
"\tSource Shape: [ sh:datatype xsd:string ; sh:path rdfs:label ]\n",
"\tFocus Node: [ bf:mainTitle Literal(\"Parable of the Sower\", lang=eng) ; rdf:type bf:Title, rdfs:Resource ; rdfs:label Literal(\"Parable of the Sower\", lang=eng) ]\n",
"\tValue Node: Literal(\"Parable of the Sower\", lang=eng)\n",
"\tResult Path: rdfs:label\n",
"\tMessage: Value is not Literal with datatype xsd:string\n",
"\n"
]
}
],
"source": [
"sinopia_validation_results = pyshacl.validate(\n",
" sinopia_title_rdf,\n",
" shacl_graph=bf_shacl,\n",
" data_graph_format=\"ttl\",\n",
" shacl_graph_format=\"ttl\",\n",
" inference=\"rdfs\",\n",
" debug=True,\n",
" serialize_report_graph=\"ttl\"\n",
")"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 3",
"language": "python",
"name": "python3"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 3
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython3",
"version": "3.9.1"
}
},
"nbformat": 4,
"nbformat_minor": 5
}
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works_viz.html
<html>
<head>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/vis/4.16.1/vis.css" type="text/css" />
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/vis/4.16.1/vis-network.min.js"> </script>
<center>
<h1></h1>
</center>
<!-- <link rel="stylesheet" href="../node_modules/vis/dist/vis.min.css" type="text/css" />
<script type="text/javascript" src="../node_modules/vis/dist/vis.js"> </script>-->
<style type="text/css">
#mynetwork {
width: 500px;
height: 500px;
background-color: #ffffff;
border: 1px solid lightgray;
position: relative;
float: left;
}
</style>
</head>
<body>
<div id = "mynetwork"></div>
<script type="text/javascript">
// initialize global variables.
var edges;
var nodes;
var network;
var container;
var options, data;
// This method is responsible for drawing the graph, returns the drawn network
function drawGraph() {
var container = document.getElementById('mynetwork');
// parsing and collecting nodes and edges from the python
nodes = new vis.DataSet([{"id": 0, "label": "\u003chttp://id.loc.gov/resources/works/21223749\u003e", "shape": "dot", "title": "\u003chttp://id.loc.gov/resources/works/21223749\u003e"}, {"id": 1, "label": "bf:Text", "shape": "dot", "title": "bf:Text"}, {"id": 2, "label": "\u003chttp://share-vde.org/sharevde/rdfBibframe/Work/7985783-1\u003e", "shape": "dot", "title": "\u003chttp://share-vde.org/sharevde/rdfBibframe/Work/7985783-1\u003e"}, {"id": 3, "label": "_:ub5bL5C14", "shape": "dot", "title": "_:ub5bL5C14"}, {"id": 4, "label": "Parable of the sower", "shape": "dot", "title": "Parable of the sower"}, {"id": 5, "label": "\u003chttp://share-vde.org/sharevde/rdfBibframe/Title_996/0409b9ef-0416-3b57-8826-259ebc9fdb53\u003e", "shape": "dot", "title": "\u003chttp://share-vde.org/sharevde/rdfBibframe/Title_996/0409b9ef-0416-3b57-8826-259ebc9fdb53\u003e"}, {"id": 6, "label": " Parable of the sower", "shape": "dot", "title": " Parable of the sower"}, {"id": 7, "label": "\u003chttps://api.stage.sinopia.io/resource/addeddfb-d87a-4e67-bcd3-c1e5a8df4e7c\u003e", "shape": "dot", "title": "\u003chttps://api.stage.sinopia.io/resource/addeddfb-d87a-4e67-bcd3-c1e5a8df4e7c\u003e"}, {"id": 8, "label": "_:ub6bL5C14", "shape": "dot", "title": "_:ub6bL5C14"}, {"id": 9, "label": "Parable of the Sower", "shape": "dot", "title": "Parable of the Sower"}, {"id": 10, "label": "bf:Work", "shape": "dot", "title": "bf:Work"}, {"id": 11, "label": "bf:Title", "shape": "dot", "title": "bf:Title"}]);
edges = new vis.DataSet([{"from": 0, "label": "rdf:type", "to": 1}, {"from": 2, "label": "rdf:type", "to": 1}, {"from": 3, "label": "rdfs:label", "to": 4}, {"from": 2, "label": "bf:title", "to": 5}, {"from": 5, "label": "rdfs:label", "to": 6}, {"from": 7, "label": "rdf:type", "to": 1}, {"from": 8, "label": "rdfs:label", "to": 9}, {"from": 7, "label": "bf:title", "to": 8}, {"from": 2, "label": "rdf:type", "to": 10}, {"from": 8, "label": "rdf:type", "to": 11}, {"from": 3, "label": "rdf:type", "to": 11}, {"from": 0, "label": "rdf:type", "to": 10}, {"from": 7, "label": "rdf:type", "to": 10}, {"from": 0, "label": "bf:title", "to": 3}]);
// adding nodes and edges to the graph
data = {nodes: nodes, edges: edges};
var options = {
"configure": {
"enabled": false
},
"edges": {
"color": {
"inherit": true
},
"smooth": {
"enabled": false,
"type": "continuous"
}
},
"interaction": {
"dragNodes": true,
"hideEdgesOnDrag": false,
"hideNodesOnDrag": false
},
"physics": {
"enabled": true,
"forceAtlas2Based": {
"avoidOverlap": 0,
"centralGravity": 0.01,
"damping": 0.4,
"gravitationalConstant": -50,
"springConstant": 0.08,
"springLength": 100
},
"solver": "forceAtlas2Based",
"stabilization": {
"enabled": true,
"fit": true,
"iterations": 1000,
"onlyDynamicEdges": false,
"updateInterval": 50
}
}
};
network = new vis.Network(container, data, options);
return network;
}
drawGraph();
</script>
</body>
</html>
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