.. ..         
          ..#  .#..         
           .. . .#.         
      .##.##..#  ..         
.     . . .#. .   .##       
 ##   ##.#....#####.###     
 .. .  .. ..##..#.#...###§..
..# ## # ............X...#  
.#...#.  #...#...#.#.....#  
#...#.#.###..#.###.#.#....# 
 . ............# ...##......
..  . ###....#.#..###  ..#.#
#. . .#..##..#..## #   ...#.
 .# #.####...#... .∩    #..#
#..#...#...##... ...     #..
 #  ###.#.. ##.. .          
 ..#  ###.#.# ..#           
 . ..   #..  . .. ..#       
 .#  .# ...#..# ...#        
  .  #..#   #x... #         
     ###   .#.#.#.#         
          ....  ..          
         . ....  .#         
        ####..    ..        
           #x.##   ..       
           ..##             
            .