POLYGON((4.31396 46.05493,4.29733 46.06345,4.30291 46.07213,4.30143 46.07846,4.31041 46.08172,4.3225 46.08205,4.31934 46.07966,4.32291 46.07757,4.32369 46.06798,4.3183 46.05614,4.31396 46.05493))