Coordinate X: Y: Search

50 31 0 50 31 1 50 31 2 50 31 3 50 31 4 50 31 5 50 31 6 50 31 7 50 31 8 50 31 9 50 32 0 50 32 1 50 32 2 50 32 3 50 32 4 50 32 5 50 32 6 50 32 7 50 32 8 50 32 9 50 33 0 50 33 1 50 33 2 50 33 3 50 33 4 50 33 5 50 33 6 50 33 7 50 33 8 50 33 9 50 34 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