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21 9 22 0 22 1 22 2 22 3 22 4 22 5 22 6 22 7 22 8 22 9 1949 1948 1947 1946 1945 1944 1943 1942 1941 1940

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