Question: Who created English Wikipedia?
SPARQL:
PREFIX onto: <http://dbpedia.org/ontology/> PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#> SELECT ?uri ?string WHERE { ?website rdf:type onto:Website . ?website onto:author ?uri . ?website rdfs:label 'English Wikipedia'@en . OPTIONAL {?uri rdfs:label ?string . FILTER (lang(?string) = 'en') } }