What is the {human} for {head of government} of {Vancouver}
who is the head of government of Vancouver?
who is the head of government of Vancouver?
SELECT DISTINCT ?z WHERE { ?z rdf:type ontology:human . resource:Vancouver property:head_of_government ?z }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q24639> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P6> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
 select distinct ?obj where { wd:Q24639 wdt:P6 ?obj . ?obj wdt:P31 wd:Q5 } 
Kennedy Stewart