What is the {human} for {composer} of {West Side Story}
Which Composer is responsible for the music of West Side Story?
Who composed West Side Story?
SELECT DISTINCT ?n WHERE { resource:West_Side_Story property:composer ?n . ?n rdf:type ontology:human }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q669010> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P86> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
 select distinct ?obj where { wd:Q669010 wdt:P86 ?obj . ?obj wdt:P31 wd:Q5 } 
Leonard Bernstein