... ... ∩#..  .
      ...   #  #.. ..
      ## #...... . ##
      #  #.... .##.# 
      .  #.. .##....#
      # ###.#.###..# 
      #.#.#.#..#..#.#
   #####..## .#..##. 
   #....#..#...... ..
     #..#.#. ...## . 
      .....X...#.  #.
     #..X# # ##..#   
 ...#.##5#..#  ....  
   #.....#...#  ..   
 ...#..###.#. .###.  
  #...#  .#.. .   #. 
. ##..   # ......    
   #.      #  ..#    
   .                 
  #.