Question: Who made the singles on the famous album Aida?
SPARQL query: SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/album> <http://dbpedia.org/resource/Elton_John_and_Tim_Rice's_Aida> . ?x <http://dbpedia.org/ontology/musicalArtist> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Single>}
Answer: The musical artist of the singles appeared on Elton John and Tim Rice's Aida album is [Elton John].