..     .  . 
                 .  
            . ...  .
  #.       .  ..   .
 #..#.#    . #  .#. 
 ..#.#§#∆ # #.X##.##
 .#.#... ##. #... .#
 #.#.#...#...#.#....
##........... ..... 
 .... ...#.X#...  . 
 .... #...#..#.  .# 
..#..# #.#.#...#.## 
......##..### ###.# 
   #...w.#.##     ..
   ...#Xx...#       
 ..#. #w..###   # . 
  #.#..*#.#      . .
  #.....###∆     .  
  #..##...#  ∆    . 
 ..§# #....         
##.   ....#         
 #    ..##          
      ...