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40 9 41 0 41 1 41 2 41 3 41 4 41 5 41 6 41 7 41 8 41 9 3894 3893 3892 3891 3890 3889 3888 3887 3886 3885

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