POLYGON((4.31661 49.85993,4.31661 49.76993,4.31661 49.67993,4.40661 49.67993,4.49661 49.67993,4.58662 49.67993,4.67662 49.67993,4.67662 49.76993,4.67662 49.85993,4.58662 49.85993,4.49662 49.85993,4.40661 49.85993,4.31661 49.85993))