Question: What are the movies whose music composer uses a Hammond organ?
SPARQL query:
PREFIX rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>
PREFIX res: <http://dbpedia.org/resource/>
PREFIX onto: <http://dbpedia.org/ontology/>
SELECT DISTINCT ?uri WHERE { ?x onto:instrument <http://dbpedia.org/resource/Hammond_organ> . ?uri onto:musicComposer ?x . ?uri rdf:type onto:Film}