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10 24 10 25 10 26 10 27 10 28 10 29 10 30 10 31 10 32 10 33 10 34 1965 1964 1963 1962 1961 1960 1959 1958 1957 1956

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