_:vb2501731 "51.994394 8.65952252.802740 10.017006"^^ . _:vb2501731 . _:vb2501731 "POLYGON((8.659522 52.80274,10.017006 52.80274,10.017006 51.994394,8.659522 51.994394,8.659522 52.80274))"^^ .