_:vb1311579 _:vb1311580 . _:vb1311581 . _:vb1311579 . _:vb1311581 "POLYGON((4.8309874751798 50.145256512433,4.824766168864 50.146790092472,4.8185676655796 50.148326514599,4.8217718947315 50.153723016738,4.8249797821866 50.159136060401,4.831180354264 50.1575673444,4.837255717211 50.156006825931,4.8341857307432 50.150672850004,4.8309874751798 50.145256512433))"^^ . _:vb1311581 . _:vb1311580 . _:vb1311580 _:vb1311581 .