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39 1 39 2 39 3 39 4 39 5 39 6 39 7 39 8 39 9 40 0 40 1 40 2 40 3 40 4 40 5 40 6 1914 1913 1912 1911 1910 1909 1908 1907 1906 1905 1904 1903 1902 1901 1900

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