. #..#        
      .#...        
      F#..##       
       ....#       
       #...###     
        .....      
      ###..#   .#  
      ###..###...  
      ##.z##...    
   ##.#..#..# ..   
   ####....#.###   
  # #.#.#..# # #   
  .. .###...# .    
   #...#.......§   
   #.#.#.#.....#   
   ##...#..##.##   
   #.§.#....##..   
  ..##.#..... ..#  
 .. ##.#..###  ##  
 #  #.#.#.§#       
    #. #.§. ## #   
    ##...###.. #   
    #...#  ..#.#   
. ....##. . ##.# #.
##....# #.#..###  .
 #.## #.# #..    .#
.      ... ## # #