POLYGON ((-0.340134439568229 51.17715724250243, -0.341612677204019 51.17722569349885, -0.342457813389632 51.17697488258524, -0.3403367799519 51.17665758312014, -0.339925631471777 51.17693982787591, -0.340134439568229 51.17715724250243))