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14 60 14 61 14 62 14 63 14 64 14 65 14 66 14 67 14 68 14 69 14 70 14 71 14 72 14 73 14 74 14 75 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973 1972

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