Question: Who owns the radio stations in Alabama?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/city> <http://dbpedia.org/resource/Alabama> . ?x <http://dbpedia.org/ontology/owner> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/RadioStation>}