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33 9 34 0 34 1 34 2 34 3 34 4 34 5 34 6 34 7 34 8 34 9 1975 1974 1973 1972 1971 1970 1969 1968 1967 1966

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