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13 5 13 6 13 7 13 8 13 9 14 0 14 1 14 2 14 3 14 4 14 5 1973 1972 1971 1970 1969 1968 1967 1966 1965 1964

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