Question: Name the musician who was given label by Celluloid Records and has been associated with Africa'70 ?
SPARQL:
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/property/label> <http://dbpedia.org/resource/Celluloid_Records> . ?uri <http://dbpedia.org/ontology/associatedMusicalArtist> <http://dbpedia.org/resource/Africa_'70_(band)>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/MusicalArtist>}