Question: Who is the author of Heroman is also the author of Karakuri Dji Ultimo ?
SPARQL query:
PREFIX res: <http://dbpedia.org/resource/>
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { res:Heroman prop:author ?uri. res:Karakuri_Dôji_Ultimo onto:author ?uri}