POLYGON((3.15981 45.51714,3.16032 45.51721,3.16076 45.51741,3.16105 45.51772,3.16115 45.51808,3.16105 45.51843,3.16076 45.51874,3.16032 45.51894,3.15981 45.51901,3.1593 45.51894,3.15887 45.51874,3.15858 45.51843,3.15848 45.51808,3.15858 45.51772,3.15887 45.51741,3.1593 45.51721,3.15981 45.51714))