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