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19 71 4 19 71 5 19 71 6 19 71 7 19 71 8 19 71 9 19 72 0 19 72 1 19 72 2 19 72 3 19 72 4 49144 49143 49142 49141 49140 49139 49138 49137 49136 49135

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