###         #######                   ####        #####      
     #.#         #.....####                #..########......      
     #.#   #######........#                #........<.......      
######.#####..............#           ######.....#########..      
#.........................#           #..........#                
#......................o..#       #####..........#       #......# 
#...................#####.#       #..............#       #......# 
#.............[.....#...#.#########..............#       #......# 
#...................#...#oo.o........[...........#       #......##
###...........o.....#...#..............÷.........#########.......#
  #........[........#...#.............[...)......................#
  #.................#...'......[.)...(...........................#
  #.........#####...+...#....)).....#####†#####..................#
  #.........#   #...#####......)######.#)#.#.######..............#
  #.........#   #.............###   #.........#   ###............#
  #........o#   #............##     ##.#.#.#.##     ##...........#
  #..#####..#   #...........##  #####......Y..#####  ##......D..D#
###..#...#o.#   #...........#   #....#.#)#.#.#...F##  #....#####.#
#....#...#.<#+###....÷)....##    .###.........###..## ##...#...#.#
#....#...'.................#        ##.#.#.#.## ##..#  #...#..†Dc#
#....#...#....########..)..#        #.........#  ##.#  #...#...#.#
#....#...#....#......#.....#        ##.#.#.#.##   #l#  #.. #...#.#
#....#...#>..##......#....##        #####'#########.#####  #...#.#
##...#####...#.......#....#         #).##.## ∆#..FYl....#  #...#.#
 #...........#..>....#....#         #..#...#  #.#l#.#.#.#  #...#.#
 #...........#.......#....#  ∆       ##..#..###.a.a.....   #../#..
 #...........'.......#....#         ##..###..##†#.#.#.#.#  #...#..
 #...........#########....+  ∆   ∆  +..## ##Y.'....?....+  #####  
 #######..................#         ##..###l.##.#.#.#.#.#         
       #..................#  ∆   ∆   ##..#..###.........#         
       #....########......#         #..#...#..#.#.#.#.#.#         
       #....#      #......#         #).##.##.:#........           
       #....#  ∆   #......#         ### #'# ##### #.###           
       #....#      #.......#            ...        .#             
       #....#      #.......#           .l#..        #             
       #....+      #.......#          .#. .#.                     
                  ∆#.......#         .... ....                    
                   .........        .. ..∆t. ..                   
                                   ## ... ..K ##