################
         ...............#
         ...........^...#
         ###..###..###..#
           #..# #..#.#..#
       . #+#..#+#..#'#..#
.#..#.#..#.#..#.#..#.#..#
........................#
 .............^........^#
 ##......###.^....####..#
 +...8...#.#^..8..^+ #..#
###......#'#..^...####..#
.......^.#.#.....^..^...#
.......................^#
###.####.....####.####..#
      +^..8...+ #..+ #..#
     ###.....####.####..#
   .....................#
   ......#.#...^........#
  #......#+#......####..#
  ...8...# #...8...'.#..#
  #..Z...###......####..#
  ........^......S......#
   .....................#
      #..#.#..#.#.^#.#..#
      #^ #+#..#W#..#'#..#
      #..  #..#?#..#.#..#
    ###^.###..###..###..#
    ......^.............#
    ......^.............#
     ####'''#############
       ##...##           
      ##.....##          
    ###.......####       
    W#...∩.∩...#W#       
    ###....^..####       
      ##.....##          
       ##...##           
        #####            
         #W              
         ##