POLYGON ((-0.139707870690246 51.48686895503513, -0.139551502044655 51.48663639846424, -0.139628092255898 51.48643074236472, -0.13969930389409 51.48638307924195, -0.140016384542029 51.48650471966233, -0.140071396518155 51.4867024343683, -0.139936843808103 51.48690644738085, -0.139707870690246 51.48686895503513))