POLYGON((4.304772368815372 48.1698242438498,4.305328348322055 48.16959006573506,4.304418321908886 48.16395669127729,4.303733076541727 48.16432795033757,4.303686727604221 48.16452660798861,4.304772368815372 48.1698242438498))