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37 46 7 37 46 8 37 46 9 37 47 0 37 47 1 37 47 2 37 47 3 37 47 4 37 47 5 37 47 6 37 47 7 4144 4143 4142 4141 4140 4139 4138 4137 4136 4135

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