..           
         .           
         .           
         .##         
       ###.. ##  .#. 
       #...##.##...# 
        #.X....#.... 
         #..###...   
         #.#......#  
         #...#.#..#  
         #......#   #
   # # ###...###...  
#   .#.#.#..#..##.#  
 . # . ..##.##...#   
...# ..#..#.#..##∩...
 ..##.#. ....##.# .._
  #. ....##.###.#    
  # .... ## ..#.#.   
. ##...##.# #......  
 .##.#.. #...... ##