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22 3 22 4 22 5 22 6 22 7 22 8 22 9 23 0 23 1 23 2 23 3 23 4 23 5 23 6 23 7 23 8 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