What is the {human} for {creator} of {Esperanto}
Who made Esperanto?
Who created Esperanto?
SELECT DISTINCT ?g WHERE { resource:Esperanto property:creator ?g . ?g 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/Q143> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P170> . ?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:Q143 wdt:P170 ?obj . ?obj wdt:P31 wd:Q5 } 
L. L. Zamenhof