#.          #.         
  # .         #.   .      
  . #.       #.###.####   
   #..    ## ...#..##.#   
    #..    .#..##.###.#   
     #.#####......#...##  
     ##.#..#.##.# .#.>.#  
     #. .#.....#.#...###  
     #...## #...##R##>..# 
     ##.## #.##.##.# ###.#
    # ...#  # #..#.#      
     ###.#   #.#...#      
     . ..#### #...#...#   
    ##.. ## ##.##.###..#  
  . ...#.# .### ##    ..# 
 # .#.#.#..#.##        ## 
  . . ##.##..             
## #.  #...#. .#          
   #    #..   .#          
       #∩ . . #           
       #.#_.#...#         
       #  ######.#