POLYGON ((-0.143224256322085 51.5091085393341, -0.14332845046525 51.50905237616291, -0.143498899630504 51.50917832696403, -0.143499012116521 51.50918220676397, -0.143493974428233 51.5091870083725, -0.143444468387313 51.50921290318418, -0.143366285969117 51.50923951970199, -0.143224256322085 51.5091085393341))