.  #. 
                #  .   .  
        ..     ##. .# . .#
    .    .     #..  .. .  
    ..    #    #  # ..    
      .##..     ...#.#    
       .... #### ...#     
      ###..#  ##. .##     
     # ....#.##...#.#     
    ##.#..#..#.#.#.. #    
   . . .... .....§. ##    
   ... ..#..#.. ... .     
  .#.#..# .#..#  .#.##    
  #.. ##... .#    .. #    
.###..###..##.#..  #.#    
 ..#.#....####..   .##.   
  #..#. ...#.##......     
   ...###.......##...     
   .#.#§....#.#.#  #      
     #...#...##..  ##     
     #..#..##.#....       
    ##xY.....#.#∩...#     
   ##....#..##....# #     
   #..##....#  ##         
   ##.# #.#.#             
    ###  .#.#             
         #..#             
          ..              
           ..             
           ...