POLYGON((1.58437 50.55939,1.60397 50.54731,1.60433 50.5413,1.60954 50.53947,1.6109 50.53744,1.61385 50.53568,1.62065 50.53437,1.62315 50.52743,1.61187 50.52635,1.58482 50.53872,1.58437 50.55939))