_:vb2531903 "52.750028 12.59749353.646681 14.091851"^^ . _:vb2531903 . _:vb2531903 "POLYGON((12.597493 53.646681,14.091851 53.646681,14.091851 52.750028,12.597493 52.750028,12.597493 53.646681))"^^ .