Question: Which airports are located in California, USA?
SPARQL:
PREFIX dbo: <http://dbpedia.org/ontology/> PREFIX dbp: <http://dbpedia.org/property/> PREFIX res: <http://dbpedia.org/resource/> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> SELECT DISTINCT ?uri WHERE { ?uri rdf:type dbo:Airport . { ?uri dbo:location res:California . } UNION { ?uri dbp:location res:California . } UNION { ?uri dbo:city res:California . } UNION { ?uri dbo:city ?city . ?city dbo:isPartOf res:California . } UNION { ?uri dbo:operator res:California . } UNION { ?uri dbp:cityServed res:California . } }