kgr/notebooks/Schnupperstunde.ipynb

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19 KiB
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{
"cells": [
{
"cell_type": "markdown",
"id": "50d618ab-93a9-4b52-a7ed-6ff74d3298fc",
"metadata": {},
"source": [
"# Knowledge Graphs"
]
},
{
"cell_type": "markdown",
"id": "860a67d8-30cc-493d-a343-7e6436afd557",
"metadata": {},
"source": [
"## Data"
]
},
{
"cell_type": "code",
"execution_count": 7,
"id": "a45c467f-39de-4510-80e8-bbd597f78160",
"metadata": {},
"outputs": [],
"source": [
"city_source = [\n",
" {\n",
" \"name\": \"Mannheim\",\n",
" \"lat\": 49.4891,\n",
" \"long\": 8.4673,\n",
" \"einwohner\": 318035\n",
" },\n",
" {\n",
" \"name\": \"Berlin\",\n",
" \"lat\": 52.52,\n",
" \"long\": 13.405,\n",
" \"einwohner\": 3850809 \n",
" },\n",
" {\n",
" \"name\": \"Ulm\",\n",
" \"lat\": 48.4,\n",
" \"long\": 9.983,\n",
" \"einwohner\": 129882\n",
" }\n",
"]\n",
"\n",
"person_source = [\n",
" {\n",
" \"name\": \"Peter\",\n",
" \"alter\": 25,\n",
" \"hobbies\": [\"Sport\", \"Musik\", \"PC Spiele\"],\n",
" \"stadt\": \"Mannheim\",\n",
" },\n",
" {\n",
" \"name\": \"Petra\",\n",
" \"alter\": 23,\n",
" \"hobbies\": [\"Sport\", \"Lesen\", \"Zocken\"],\n",
" \"stadt\": \"Mannheim\",\n",
" },\n",
" {\n",
" \"name\": \"Gustav\",\n",
" \"alter\": 30,\n",
" \"hobbies\": [\"Auto\", \"Lesen\", \"Gartenarbeit\"],\n",
" \"stadt\": \"Berlin\",\n",
" },\n",
" {\n",
" \"name\": \"Lena\",\n",
" \"alter\": 50,\n",
" \"hobbies\": [\"Gartenarbeit\", \"Lesen\", \"Reiten\"],\n",
" \"stadt\": \"Ulm\" \n",
" }\n",
"]"
]
},
{
"cell_type": "markdown",
"id": "860e048a-c92e-48ce-a217-a5dc3bdd7eb5",
"metadata": {},
"source": [
"## Pipeline\n",
"RDFLib zum Erstellen und Speichern von Triplen"
]
},
{
"cell_type": "code",
"execution_count": 8,
"id": "22a85720-c2b3-4373-b4b8-bc7558b57626",
"metadata": {},
"outputs": [],
"source": [
"from rdflib import Graph, URIRef, Literal, Namespace\n",
"from rdflib.namespace import RDF, RDFS, XSD, GEO\n",
"\n",
"g = Graph()\n",
"thm = Namespace(\"https://th-mannheim.de/\")\n",
"thm_ont = Namespace(\"https://th-mannheim.de/ont/\")\n",
"cities = {}\n",
"hobbies = {}"
]
},
{
"cell_type": "code",
"execution_count": 9,
"id": "fafc77bd-41f4-4ab1-b8f3-cb45dcb4b2c2",
"metadata": {},
"outputs": [],
"source": [
"for city in city_source:\n",
" city_url = thm[f\"cities/{len(cities)}\"] \n",
" g.add((city_url, RDF.type, thm_ont.City))\n",
" g.add((city_url, RDFS.label, Literal(city[\"name\"], lang=\"de\")))\n",
" geometry_url = thm_ont[f\"geometry/{len(cities)}\"]\n",
" g.add((city_url, GEO.hasGeometry, geometry_url)) \n",
" g.add((geometry_url, GEO.asWKT, Literal(f\"POINT({city['long']} {city['lat']})\", datatype=GEO.wktLiteral)))\n",
" g.add((city_url, thm_ont.einwohner_anzahl, Literal(city[\"einwohner\"], datatype=XSD.int)))\n",
" cities[city[\"name\"]] = city_url"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "a9269936",
"metadata": {},
"outputs": [],
"source": [
"cities"
]
},
{
"cell_type": "code",
"execution_count": 10,
"id": "64f0e718-3434-45e7-8ef1-727a3911b408",
"metadata": {},
"outputs": [],
"source": [
"for id_, person in enumerate(person_source):\n",
" person_uri = thm[f\"persons/{id_}\"]\n",
" g.add((person_uri, RDF.type, thm_ont.Person))\n",
" g.add((person_uri, RDFS.label, Literal(person[\"name\"], lang=\"de\")))\n",
" g.add((person_uri, thm_ont.name, Literal(person[\"name\"], lang=\"de\")))\n",
" g.add((person_uri, thm_ont.age, Literal(person[\"alter\"], datatype=XSD.int)))\n",
"\n",
" # create city triples\n",
" if person[\"stadt\"] not in cities:\n",
" city_url = thm[f\"cities/{len(cities)}\"]\n",
" cities[person[\"stadt\"]] = city_url\n",
" g.add((city_url, RDF.type, thm_ont.City))\n",
" g.add((city_url, RDFS.label, Literal(person[\"stadt\"], lang=\"de\")))\n",
" g.add((person_uri, thm_ont.lebt_in, cities[person[\"stadt\"]]))\n",
"\n",
" # create hobby triple\n",
" for hobby in person[\"hobbies\"]:\n",
" if hobby not in hobbies:\n",
" hobby_url = thm[f\"hobbies/{len(hobbies)}\"]\n",
" hobbies[hobby] = hobby_url\n",
" g.add((hobby_url, RDF.type, thm_ont.Hobby))\n",
" g.add((hobby_url, RDFS.label, Literal(hobby, lang=\"de\")))\n",
" \n",
" g.add((person_uri, thm_ont.hobby, hobbies[hobby]))"
]
},
{
"cell_type": "code",
"execution_count": 11,
"id": "91d6e01d-be20-4fe1-b46a-f786448db2da",
"metadata": {
"scrolled": true
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/6'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Gartenarbeit', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/0'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Peter', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/lebt_in'), rdflib.term.URIRef('https://th-mannheim.de/cities/0'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/2'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#asWKT'), rdflib.term.Literal('POINT(9.983 48.4)', datatype=rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#wktLiteral')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/5'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Auto', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/einwohner_anzahl'), rdflib.term.Literal('3850809', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/2'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Ulm', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/0'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Sport', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/1'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/City'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/age'), rdflib.term.Literal('25', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/7'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/2'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/1'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Musik', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/0'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/City'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/4'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/name'), rdflib.term.Literal('Gustav', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Lena', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Petra', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/name'), rdflib.term.Literal('Peter', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/3'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Lesen', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/0'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Person'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Person'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/age'), rdflib.term.Literal('30', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/lebt_in'), rdflib.term.URIRef('https://th-mannheim.de/cities/0'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/2'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/5'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/0'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#asWKT'), rdflib.term.Literal('POINT(8.4673 49.4891)', datatype=rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#wktLiteral')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/3'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/6'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/lebt_in'), rdflib.term.URIRef('https://th-mannheim.de/cities/1'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/2'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#hasGeometry'), rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/2'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/einwohner_anzahl'), rdflib.term.Literal('318035', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/3'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/7'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Reiten', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/0'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/1'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#asWKT'), rdflib.term.Literal('POINT(13.405 52.52)', datatype=rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#wktLiteral')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/2'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('PC Spiele', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/1'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/name'), rdflib.term.Literal('Lena', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/name'), rdflib.term.Literal('Petra', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/5'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/0'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/1'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/2'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/City'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Person'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/age'), rdflib.term.Literal('50', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/1'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Berlin', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/7'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/einwohner_anzahl'), rdflib.term.Literal('129882', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/4'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Zocken', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Gustav', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/0'), rdflib.term.URIRef('http://www.w3.org/2000/01/rdf-schema#label'), rdflib.term.Literal('Mannheim', lang='de'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/1'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#hasGeometry'), rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/1'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('https://th-mannheim.de/ont/age'), rdflib.term.Literal('23', datatype=rdflib.term.URIRef('http://www.w3.org/2001/XMLSchema#int')))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/3'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/3'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/2'), rdflib.term.URIRef('https://th-mannheim.de/ont/hobby'), rdflib.term.URIRef('https://th-mannheim.de/hobbies/6'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/4'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/1'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Person'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/hobbies/6'), rdflib.term.URIRef('http://www.w3.org/1999/02/22-rdf-syntax-ns#type'), rdflib.term.URIRef('https://th-mannheim.de/ont/Hobby'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/persons/3'), rdflib.term.URIRef('https://th-mannheim.de/ont/lebt_in'), rdflib.term.URIRef('https://th-mannheim.de/cities/2'))\n",
"(rdflib.term.URIRef('https://th-mannheim.de/cities/0'), rdflib.term.URIRef('http://www.opengis.net/ont/geosparql#hasGeometry'), rdflib.term.URIRef('https://th-mannheim.de/ont/geometry/0'))\n"
]
}
],
"source": [
"for triple in g:\n",
" print(triple)"
]
},
{
"cell_type": "code",
"execution_count": 12,
"id": "1ce05fb8-f6d2-4e38-a7bc-cb70739360d9",
"metadata": {},
"outputs": [
{
"data": {
"text/plain": [
"<Graph identifier=N2f617184d49f4bef87635233df5cdba1 (<class 'rdflib.graph.Graph'>)>"
]
},
"execution_count": 12,
"metadata": {},
"output_type": "execute_result"
}
],
"source": [
"g.serialize(\"persons.ttl\", format=\"turtle\")"
]
},
{
"cell_type": "markdown",
"id": "24ddfbd2-c491-4077-839d-3979dcc38186",
"metadata": {},
"source": [
"# ttl in VS Code"
]
},
{
"cell_type": "markdown",
"id": "5ed56355-8216-464d-addf-afbaaa379bee",
"metadata": {},
"source": [
"# Fuseki Database\n",
"- Laden von Triplen\n",
"- SPAQRL"
]
},
{
"cell_type": "raw",
"id": "df3fa6b2-0233-4d15-98de-cc6e41aff0f2",
"metadata": {},
"source": [
"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 thm: <https://th-mannheim.de/ont/>\n",
"\n",
"SELECT * WHERE {\n",
" ?person thm:hobby ?hobby .\n",
" ?hobby rdfs:label ?hobby_name\n",
"} "
]
},
{
"cell_type": "raw",
"id": "57bb4c24-8c72-4537-a077-e9d7016048f8",
"metadata": {},
"source": [
"PREFIX geo: <http://www.opengis.net/ont/geosparql#>\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 thm: <https://th-mannheim.de/ont/>\n",
"\n",
"select ?hobby_label ?pos WHERE {\n",
" ?person thm:hobby ?hobby .\n",
" ?hobby rdfs:label ?hobby_label .\n",
" ?person thm:lebt_in ?stadt .\n",
" ?stadt geo:hasGeometry ?geo .\n",
" ?geo geo:asWKT ?pos\n",
"} "
]
}
],
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