Question: Which animator of the The Skeleton Dance is also the director of The Haunted House (1929 film) ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/The_Skeleton_Dance> <http://dbpedia.org/ontology/animator> ?uri. <http://dbpedia.org/resource/The_Haunted_House_(1929_film)> <http://dbpedia.org/ontology/director> ?uri}