Coordinate X: Y: Search

23 85 7 23 85 8 23 85 9 23 86 0 23 86 1 23 86 2 23 86 3 23 86 4 23 86 5 23 86 6 23 86 7 23 86 8 23 86 9 23 87 0 23 87 1 23 87 2 23 87 3 23 87 4 23 87 5 23 87 6 23 87 7 23 87 8 23 87 9 23 88 0 23 88 1 23 88 2 23 88 3 23 88 4 23 88 5 23 88 6 23 88 7 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1976 1975 1974 1973

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