Did {Heath_Ledger} {ethnic group} {Ulster Protestant}?
Was Heath Ledger's ethnicity Ulster Protestant?
Is it true that Heath Ledger's ethnicity was Ulster Protestant?
ASK WHERE { resource:Heath_Ledger property:ethnic_group resource:Ulster_Protestant }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q40572> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P172> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q17017729>. } 
ASK WHERE { wd:Q40572 wdt:P172 wd:Q17017729 }