.#             
    .             
    .#    ##      
   ##.## ..##.    
   #....#....#    
   #...#...#      
   #..W..#        
   ###...#        
   #...###     #. 
 #...##..#    ..  
 ##.# #.##   .#   
 #..  #.####..#   
 #.   #....∩.#    
 .    #.#....#  # 
#.    ##.###.##.  
      #....#. .#  
 #    ##...#..#.  
 #.#####.#..# ### 
   .. .. #.##...# 
    #..####..## . 
    #.#.# ......# 
   ###.. .#.#.##.#
  # .##.####.#..  
. #.....########. 
. #..... . #     #
 ##.# # .#        
# ...#### ..      
   ........ #     
.# .  .# #..#