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52 51 9 52 52 0 52 52 1 52 52 2 52 52 3 52 52 4 52 52 5 52 52 6 52 52 7 52 52 8 52 52 9 52 53 0 52 53 1 52 53 2 52 53 3 52 53 4 52 53 5 52 53 6 52 53 7 52 53 8 52 53 9 52 54 0 52 54 1 16880 16879 16878 16877 16876 16875 16874 16873 16872 16871 16870 16869 16868 16867 16866 16865 16864 16863 16862 16861 16860 16859

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