.               
            ..     X        
             .    .         
    .        .#             
      ##   .#   ..          
      ..  ## . #.. #        
...# .##.#  .. #..#    #    
 #.  #   .. ..# #.     .    
  # ..   . ..#..# #  . #    
 #. ....##   ##..## ..# # #.
.  ..   ##.  .## ##  ##.#.. 
   # #.. . . .#.....#...... 
    .. .###  . ####..#.     
   ..   #..####..#.#.  #    
  #.#.###..# #...... # #    
  # ##.. ....  #. .#.#      
   .. ##.  .  .# .. #.      
  ...  #... ..#.#. ..##..   
 #..   # .......# ####  ##  
..    .######.......#       
.  .#.....  .#..##..#       
          ##.####.. .#      
          #.##.#.##  #      
          ##.#..#.#         
          #...#.#.#         
          #..##...#         
          #.....5..#        
        ∆ ##...#3...#       
           #.##...##..      
          #..# ...#  ##     
          #.. #....         
        ∆ # # ......        
              .#.*.#