.    # ...          
    #.  #. ..           
    #.. .. ..           
   ..#.# . ... .        
   .. # #. .#.. .       
   #.  #.#§##....##     
 ###.####..##...#..     
## ..# .##.##....#.     
 ..# #.. .#.##.....##   
. #....... # ## #...#   
#. ...##...#..#####.#   
 ..#.#.##.....#.##x##.# 
#..... .####.........#  
  . . ##....##.##..#..# 
...... .#..# #.#.4#.#..#
#.#.. ..#..# ####.#.#..#
. . ..##.##..   ...## ##
 ..# .....# ..  #.#     
      .         #..     
                .##