POLYGON ((-0.138962438461093 51.50665754458652, -0.139107895285052 51.50659395517295, -0.139495385399788 51.50670982206974, -0.139184611515152 51.50682842965754, -0.138952033584369 51.50681564778634, -0.138859750146452 51.50673978554551, -0.138962438461093 51.50665754458652))