############                           
      #..........                            
      #........#                             
      #........#                   .. .#.#.# 
#.#####......<.#             ..    ..#.#...# 
#..(..')..r.<..#            .....###.#.....#.
#######...r>...#            ..#..#.#.#.......
  #####........#             #...#.#.#[.....#
  #............#              ...#.#.#.......
  #.......######               #...#b#.......
  #.>.....#            ...∆    #...#.g.......
  #.......#            ..#     #...'.r......#
  #.......#            #.#     #...##.###.#.#
  #.......#            #.# #####...##...  #  
  #########            #.# #.......†.####    
                       #.# #.........#       
                ∆      #.###†...........     
                       #>(.()........##.#    
                       #####.........#  #    
                 ∆         #.........#       
                           #.........#       
                           #.........#       
                           #.........#       
                           .....######       
                           ##.#.#            
                             .#.#