What is the {human} for {exhibition history} of {Venice}
Who is the pioneer of Venice?
Who is the leader of Venice?
SELECT DISTINCT ?z WHERE { ?z property:exhibition_history resource:Venice . ?z rdf:type ontology:human }
select distinct ?subj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> ?subj . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P608> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q641> . ?subj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q5> } 
 select distinct ?sbj where { ?sbj wdt:P608 wd:Q641 . ?sbj wdt:P31 wd:Q5 } 