What are some musicians who have worked with Dean Ambrose?
SELECT DISTINCT ?uri WHERE {?uri <http://dbpedia.org/ontology/associatedMusicalArtist> <http://dbpedia.org/resource/Dean_Ambrose>  . ?uri <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/MusicalArtist>}
Dean_Ambrose