POLYGON((3.897792535864556 49.19541576302793,3.901565744204721 49.19187980180084,3.898544884987286 49.188117834879435,3.889739290314392 49.184817258482376,3.888451379233614 49.190306777360114,3.897792535864556 49.19541576302793))