..     .#...    
   ...  #....#    
   ...  #...   ## 
    ... ....###.#.
.    #.##.. ......
 ..  ##...##....# 
  #.##.#.......#  
...#......#...#...
  #......R.....#  
.........#x##...# 
#.##.#...#...  .# 
   #...#.#..##    
   ##........     
   §.#.. ....#    
   ##.##..#..§    
     . #####§#.