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43 8 43 9 44 0 44 1 44 2 44 3 44 4 44 5 44 6 44 7 44 8 1968 1967 1966 1965 1964 1963 1962 1961 1960 1959

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