.....##                       
   ##.....########################
 ###.............................#
 ..#.......#####..........<......#
[..........#.....................#
.................................#
...........o.#...................#
...........o(..##................#
..........(#########.#####.......#
#.#.....[.##       #.#   #.......#
........o##        #.#   ####.####
 ##.#...##                        
  #......#                        
  #........   ∆                   
  ###.#....o.                     
    #.#.##....<                   
    #.#.# .w...                   
    # ...  #..o                   
      ..#   #o.