Which company manufactures cars like the Opel Karl ?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/property/related> <http://dbpedia.org/resource/Opel_Karl> . ?x <http://dbpedia.org/property/parentCompany> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Automobile>}
Opel_Karl