Coordinate X: Y: Search

50 77 0 50 77 1 50 77 2 50 77 3 50 77 4 50 77 5 50 77 6 50 77 7 50 77 8 50 77 9 50 78 0 50 78 1 50 78 2 50 78 3 50 78 4 50 78 5 50 78 6 50 78 7 50 78 8 50 78 9 50 79 0 50 79 1 50 79 2 50 79 3 50 79 4 50 79 5 50 79 6 50 79 7 50 79 8 50 79 9 50 80 0 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974

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