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