Question: What are the musicals whose musicians worked under Sony Music Entertainment?
SPARQL:
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/label> <http://dbpedia.org/resource/Sony_Music_Entertainment> . ?uri <http://dbpedia.org/property/music> ?x  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Musical>}