Question: Who has composed songs produced by Terry Melcher?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/producer> <http://dbpedia.org/resource/Terry_Melcher> . ?x <http://dbpedia.org/ontology/composer> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Song>}