What is {musical score by} of {Super Mario Bros. theme}, that has {birthdate} is {1961-8-13} ?
Who was the composer of the Super Mario Bros. theme and was born August 13, 1961?
SELECT ?answer WHERE { wd:Q871513 wdt:P86 ?answer . ?answer wdt:P569 ?x FILTER(contains(YEAR(?x),'1961'))}
SELECT ?answer WHERE { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q871513> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P86>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?answer . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?answer. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P569> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <1961-8-13> . }
Who used to be the composer of the Super Mario Bros. theme and was born August 13, 1961?