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47 1 47 2 47 3 47 4 47 5 47 6 47 7 47 8 47 9 48 0 48 1 48 2 48 3 48 4 48 5 48 6 48 7 48 8 48 9 49 0 49 1 49 2 49 3 1904 1903 1902 1901 1900 1899 1898 1897 1896 1895 1894 1893 1892 1891 1890 1889 1888 1887 1886 1885 1884 1883

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