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