Coordinate X: Y: Search

71 97 71 98 71 99 72 00 72 01 72 02 72 03 72 04 72 05 72 06 72 07 72 08 72 09 72 10 72 11 72 12 72 13 72 14 72 15 72 16 72 17 72 18 72 19 72 20 72 21 72 22 72 23 72 24 72 25 72 26 72 27 1998 1997 1996 1995 1994 1993 1992 1991 1990 1989 1988 1987 1986 1985 1984 1983

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