Question: Which city has radio stations which are Religious ?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/format> <http://dbpedia.org/resource/Religion> . ?x <http://dbpedia.org/property/city> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/RadioStation>}