..#                
            ..                
            #..    ..         
           ##..    ..         
         #. ...#  ..#  #      
         ....#..   .# .   .   
          #....3###.# .##.##  
               #..#.##..∆##   
           #....#W.#...#..    
           ##...#...# .#.     
           #.#..##...#..##    
          ## .#.##.#.##..# #  
         .. #....#.....#.#.#  
         .  .#.##.###...... #.
           ..#..##.. ...#.#..#
               ..#..#. .....# 
             ....##.#.#..#..# 
               #......x#.# ## 
              ..#...#.#§...  .
                #.....#.# ..#.
                ###.# #.# ##..
           .####.#.### #      
        ##.#..... .#..# #     
         . ....... #.##       
          ..# #..##...##      
        # .#.#..#.##.  #      
    ##  . ..#. .##   # #      
    #.   ......    ####..     
       #.## #  # .#  . ..     
    .. #         ...#         
     ..   . # # .  .#         
#  .. .       . #             
 . # #     #  #.   ##.        
               .     ##       
    #           .             
.    .                        
                 .