..     ..        
   #..   ..#        
   #..  ...#  ......
.###..  ...###......
......###......O....
  ....._............
    #....O#.......#.
.   #_.<._#.........
....#.....#..o...#.#
......o_..O..O......
......###.........#.
o###.......###.o....
   #.......#  .O....
   #....O..#   .....
   ..o......   .....
  ...........   ...#
   ..........   ...#