POLYGON((2.51944139940781 47.1854608893881,2.52036407930893 47.1838202514006,2.5207181308989 47.1842504680443,2.52088979227585 47.1859348420333,2.51984909517807 47.1860150489854,2.51944139940781 47.1854608893881))