Question: Which publisher of Lucifer's hammer is also known for Jo Garcia ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Lucifer's_Hammer> <http://dbpedia.org/ontology/publisher> ?uri. <http://dbpedia.org/resource/Jo_Garcia> <http://dbpedia.org/ontology/knownFor> ?uri}