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