521.0 1603.0 1023.0 1603.0 1023.0 1895.0 521.0 1895.0 harbor 0
762.0 1056.0 1083.0 1056.0 1083.0 1260.0 762.0 1260.0 harbor 0
470.0 805.0 923.0 805.0 923.0 1044.0 470.0 1044.0 harbor 0
76.0 288.0 562.0 288.0 562.0 587.0 76.0 587.0 harbor 0
