Question: Which movies have their music composed by someone that signed up with RCA Records?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/recordLabel> <http://dbpedia.org/resource/RCA_Records> . ?uri <http://dbpedia.org/ontology/musicComposer> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Film>}