POLYGON ((-0.144586912140104 51.50840521348265, -0.144769707970897 51.50847764829132, -0.144681494454049 51.50852520004803, -0.1445408658619 51.50846720931685, -0.144541390692771 51.50845429088871, -0.144586912140104 51.50840521348265))