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Added SQL to obtain wikipedia url with movies

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GassiGiuseppe 2025-09-18 20:23:10 +02:00
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commit 6686b47328
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docs/DBPEDIA.md
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@ -134,3 +134,58 @@ WHERE {
))
}
```
#### Wikipedia-movie
a.k.a the file with the wikipedia abstract
```SQL
PREFIX dbo: <http://dbpedia.org/ontology/>
PREFIX dbp: <http://dbpedia.org/property/>
PREFIX dbr: <http://dbpedia.org/resource/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?subject , ?object
WHERE {
?subject foaf:primaryTopic ?object .
?object rdf:type dbo:Film
}
```
#### Reverse
```SQL
PREFIX dbo: <http://dbpedia.org/ontology/>
PREFIX dbp: <http://dbpedia.org/property/>
PREFIX dbr: <http://dbpedia.org/resource/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?object rdf:type dbo:Film .
?a foaf:primaryTopic ?object
FILTER (?relationship NOT IN (
dbo:wikiPageRedirects,
dbo:wikiPageExternalLink,
dbo:wikiPageWikiLink,
foaf:primaryTopic
))
}
```
```SQL
PREFIX dbo: <http://dbpedia.org/ontology/>
PREFIX dbp: <http://dbpedia.org/property/>
PREFIX dbr: <http://dbpedia.org/resource/>
PREFIX foaf: <http://xmlns.com/foaf/0.1/>
SELECT ?subject, ?relationship, ?object
WHERE {
?subject ?relationship ?object .
?object rdf:type dbo:Film .
?a foaf:primaryTopic ?object
FILTER (?relationship NOT IN (
dbo:wikiPageRedirects,
dbo:wikiPageExternalLink,
dbo:wikiPageWikiLink,
foaf:primaryTopic
))
```