Question: Which artist of Madagascar: Operation Penguin is also the writer of He's a Pirate ?
SPARQL:
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Madagascar:_Operation_Penguin> <http://dbpedia.org/property/artist> ?uri. <http://dbpedia.org/resource/He's_a_Pirate> <http://dbpedia.org/property/writer> ?uri}