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14 09 14 10 14 11 14 12 14 13 14 14 14 15 14 16 14 17 14 18 14 19 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972

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