Did {Sean_Penn} {languages spoken, written or signed} {German}?
Does Sean Penn speak or write in German?
Has Sean Penn ever spoken, written or signed in the German language?
ASK WHERE { resource:Sean_Penn property:languages_spoken,_written_or_signed resource:German }
 ASK { ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q44221> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P1412> . ?statement1 <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> <http://wikidata.dbpedia.org/resource/Q188>. } 
ASK WHERE { wd:Q44221 wdt:P1412 wd:Q188 }