O           
                   ..           
         ###      ...           
         #..     ....           
 ...######.#####.....           
 ........#..#........           
.      #†#..#.#   ##############
....####o#..#.#####)#..........a
.....o..........................
###.#.#####.#.#.###.#.......#   
   .. ............#.#<..<...#   
  #.  #####.##.####.#######.#   
 ..       #.##.#  ...       #   
.#        #.##.#  #.#           
          #.##.#  ..#           
          #.##.#  ..#           
             ..+                
             ###