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31 70 4 31 70 5 31 70 6 31 70 7 31 70 8 31 70 9 31 71 0 31 71 1 31 71 2 31 71 3 31 71 4 38114 38113 38112 38111 38110 38109 38108 38107 38106 38105

= Free Coordinate    = Occupied(Single Region)     = Occupied (Var Region)     = Center of the grid