What is the {human} for {student of} of {Franz Schubert}
Who was the student of Franz Schubert?
Who was Franz Schubert's student?
SELECT DISTINCT ?y WHERE { ?y rdf:type ontology:human . resource:Franz_Schubert property:student_of ?y }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q7312> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1066> . ?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:Q7312 wdt:P1066 ?obj . ?obj wdt:P31 wd:Q5 } 
Antonio Salieri