Coordinate X: Y: Search

23 88 0 23 88 1 23 88 2 23 88 3 23 88 4 23 88 5 23 88 6 23 88 7 23 88 8 23 88 9 23 89 0 23 89 1 23 89 2 23 89 3 23 89 4 23 89 5 23 89 6 23 89 7 23 89 8 23 89 9 23 90 0 23 90 1 23 90 2 23 90 3 23 90 4 23 90 5 23 90 6 23 90 7 23 90 8 23 90 9 23 91 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