POLYGON((3.97426986 49.75053695,3.96287156 49.75408604,3.94543075 49.75692513,3.91988754 49.76109474,3.8975029 49.76162701,3.88898849 49.75923177,3.88871384 49.75062568,3.89695358 49.7443254,3.9116478 49.74130808,3.94721604 49.73598294,3.95861436 49.73385272,3.97001266 49.73793556,3.97481918 49.74636643,3.97426986 49.75053695))