Did {Jack_Ruby} {given name} {Jacob} and {Leon} ?
Are Jack Ruby's birth names Jacob and Leon?
Are Jacob and Leon given names of Jack Ruby?
ASK WHERE { resource:Jack_Ruby property:given_name resource:Jacob . resource:Jack_Ruby property:given_name resource:Leon }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q192519> . ?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/Q25999604>. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q192519> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P735> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q37080>. } 
ASK WHERE { wd:Q192519 wdt:P735 wd:Q25999604 . wd:Q192519 wdt:P735 wd:Q37080 }