.#. .#[  ...4.   
      #..##...#.#..    
     ........#....     
    . .#.........#     
    ....#........#     
      .#....#...####   
       ..#....3##..# .#
       ##..##..#..##..#
       # #..#..h.#...# 
      ## .#...h....#   
     #..#####...#.#.#  
    #.#.##......R.# #  
   .. .###.#h....#R#   
 #.. ..  ##.....#.##   
..  ...  §.#...#..#    
.  ..h. .§##...##.#    
  .#. ...# ...#.###    
  ..#...§ ....#.#      
     ∆..  ...####