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12 69 12 70 12 71 12 72 12 73 12 74 12 75 12 76 12 77 12 78 12 79 1957 1956 1955 1954 1953 1952 1951 1950 1949 1948

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