Question: Which manufacturer of  Ford Y-block engine is the parent of  Ford Air Transport Service ?
SPARQL query:
PREFIX prop: <http://dbpedia.org/property/>
PREFIX onto: <http://dbpedia.org/ontology/>
 SELECT DISTINCT ?uri WHERE { <http://dbpedia.org/resource/Ford_Y-block_engine> onto:manufacturer ?uri. <http://dbpedia.org/resource/Ford_Air_Transport_Service> prop:parent ?uri}