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95 1 95 2 95 3 95 4 95 5 95 6 95 7 95 8 95 9 96 0 96 1 1972 1971 1970 1969 1968 1967 1966 1965 1964 1963

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