Does the {mains voltage} of the {Denmark} {equals} {230}
Does the main voltage of Denmark equal 230
ASK WHERE { wd:Q35 wdt:P2884 ?obj filter(?obj = 230) } 
ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q35> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P2884>. ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj. filter(?obj = 230) }
Does the most voltage of Denmark rise to 230