SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/instrument> <http://dbpedia.org/resource/Saxophone> . ?uri <http://dbpedia.org/property/starring> ?x . }
List everything in which saxophone players have been cast.
SELECT DISTINCT ?u WHERE { ?u property:instrument resource:Saxophone . ?u property:starring ?u . }
answer
Saxophone players have been cast in [answer].
Saxophonists were thrown at [Vettel].