What is the {record label} for {record label} of {Janet Jackson}
What is the record label signed by Janet Jackson?
Which record label signed Janet Jackson?
SELECT DISTINCT ?p WHERE { ?p rdf:type ontology:record_label . resource:Janet_Jackson property:record_label ?p }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q131324> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P264> . ?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/Q18127> } 
 select distinct ?obj where { wd:Q131324 wdt:P264 ?obj . ?obj wdt:P31 wd:Q18127 } 
Mercury Records Island Records Virgin Records A&M Records