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11 96 11 97 11 98 11 99 12 00 12 01 12 02 12 03 12 04 12 05 12 06 12 07 12 08 12 09 12 10 12 11 1936 1935 1934 1933 1932 1931 1930 1929 1928 1927 1926 1925 1924 1923 1922

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