Question: How many other genre are there of the radio stations whose one of the genre is Classic rock?
SPARQL query: SELECT DISTINCT COUNT(?uri) WHERE { ?x <http://dbpedia.org/ontology/programmeFormat> <http://dbpedia.org/resource/Classic_rock> . ?x <http://dbpedia.org/ontology/programmeFormat> ?uri }
Answer: There are [680] program formats of the radio stations whose one program format is Classic rock.