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14 56 14 57 14 58 14 59 14 60 14 61 14 62 14 63 14 64 14 65 14 66 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979

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