Did {Tom_Petty} {given name} {Tom}?
Is it true that Tom Petty's given name is Tom?
Is Tom Petty's given name Tom?
ASK WHERE { resource:Tom_Petty property:given_name resource:Tom }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q311655> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P735> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q3354498>. } 
ASK WHERE { wd:Q311655 wdt:P735 wd:Q3354498 }