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