Question: How many different genres of games can I find which are compatible with the Commodore 64?
SPARQL query:
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT COUNT(?uri) WHERE { ?x onto:computingPlatform <http://dbpedia.org/resource/Commodore_64> . ?x prop:genre ?uri  . }