To which country do the players of Waitakere United belong?
SELECT DISTINCT ?uri WHERE { ?x <http://dbpedia.org/ontology/team> <http://dbpedia.org/resource/Waitakere_United> . ?x <http://dbpedia.org/ontology/country> ?uri  . ?x <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://dbpedia.org/ontology/Athlete>}
Waitakere_United