Did {Al_Gore} {child} {Bill Oakley} and {Karenna Gore Schiff} ?
Are Al Gore's children Bill Oakley and Karenna Gore Schiff?
Are {Al_Gore's} {child} {Bill Oakley} and {Karenna Gore Schiff} ?
ASK WHERE { resource:Al_Gore property:child resource:Karenna_Gore_Schiff . resource:Al_Gore property:child resource:Bill_Oakley }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q19673> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P40> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q862352>. ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q19673> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P40> . ?statement2 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q6370170>. } 
ASK WHERE { wd:Q19673 wdt:P40 wd:Q862352 . wd:Q19673 wdt:P40 wd:Q6370170 }