POLYGON((4.18257 47.52334,4.18173 47.52343,4.18066 47.52341,4.17992 47.52335,4.17974 47.52353,4.18028 47.52379,4.18074 47.52389,4.1814 47.52403,4.18213 47.52416,4.18256 47.52437,4.1827 47.52462,4.18309 47.52476,4.18304 47.52409,4.18285 47.52357,4.18257 47.52334))