POLYGON ((-0.146587746415634 51.5106990961765, -0.146749925141134 51.51063527075557, -0.146809483330439 51.51067436572958, -0.146866824771296 51.51085710715529, -0.146773790592433 51.51094227570896, -0.146479801560009 51.51080258607898, -0.146587746415634 51.5106990961765))