Question: Collaborators of Demis Roussos have composed music for which movies?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/associatedActs> <http://dbpedia.org/resource/Demis_Roussos> . ?uri <http://dbpedia.org/ontology/musicComposer> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Film>}