What is the {country} for {contains administrative territorial entity} of {European Union}
What countries are within the European Union?
 select distinct ?obj where { wd:Q458 wdt:P150 ?obj . ?obj wdt:P31 wd:Q6256 } 
select distinct ?obj where { ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#subject> <http://wikidata.dbpedia.org/resource/Q458> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#predicate> <http://www.wikidata.org/entity/P150> . ?statement <http://www.w3.org/1999/02/22-rdf-syntax-ns#object> ?obj . ?obj <http://www.wikidata.org/entity/P31> <http://wikidata.dbpedia.org/resource/Q6256> } 
What nations are inside the European Union?