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39 2 39 3 39 4 39 5 39 6 39 7 39 8 39 9 40 0 40 1 40 2 1899 1898 1897 1896 1895 1894 1893 1892 1891 1890

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