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44 69 9 44 70 0 44 70 1 44 70 2 44 70 3 44 70 4 44 70 5 44 70 6 44 70 7 44 70 8 44 70 9 44 71 0 44 71 1 44 71 2 44 71 3 44 71 4 44 71 5 44 71 6 44 71 7 44 71 8 44 71 9 44 72 0 44 72 1 25170 25169 25168 25167 25166 25165 25164 25163 25162 25161 25160 25159 25158 25157 25156 25155 25154 25153 25152 25151 25150 25149

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