.                     
     .                     
    #3                     
    .#                     
    .#                     
    .#                     
  ##.#                     
 ##.##        ##           
 #...# #     ..            
 #.#...#    #..            
 ##.##§### #.###           
  #. ##..##.# .#           
  .# #.##3.###.            
 #. ..#..#§##.###          
 ..###. ###3#.#. ##        
#.   # # .#..#. . # #      
        #....#. #.#.#      
        # ..#####... #     
        ##..#   ...##.#    
         ..### .##..#      
        ###   # .....#     
              . .  # . #   
             #..##.  ##.   
              # ...#    #  
               # #.#  #.   
            .#####..#  ## #