POLYGON ((-0.511188497185025 50.81751467120657, -0.511018126620703 50.81747743958731, -0.510959592801446 50.81739938626752, -0.510940451373936 50.81733169351147, -0.510971118936332 50.81726013985823, -0.510983893183205 50.81724724833931, -0.511227972922457 50.81708999767909, -0.511241270887959 50.81709180009239, -0.511264904303446 50.81709055543983, -0.511356960954081 50.81715706891012, -0.511486951362459 50.81728323153161, -0.51136861270504 50.81749389440957, -0.511201421777768 50.8175223440824, -0.511188497185025 50.81751467120657))