What is the {human} for {discoverer or inventor} of {Impressionism}
What person founded Impressionism?
Who was the founder of Impressionism?
SELECT DISTINCT ?p WHERE { resource:Impressionism property:discoverer_or_inventor ?p . ?p rdf:type ontology:human }
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q40415> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P61> . ?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:Q40415 wdt:P61 ?obj . ?obj wdt:P31 wd:Q5 } 
Francesco Filippini Claude Monet Louis Leroy