.              
                     .#            
                     # ..          
                       .∩          
       ##         ## #.. #         
     ##..          ... .  .        
     ...##         #... ...   .    
     #...###.# # # #  .     #      
      ......    ..#   # . .   .    
     #..  #####   ... #..# ..      
     #.# #.##.###  .. .#   .       
     #..#. #.#..####.#... . # .   .
 . ...#..#.##.#x...#.# #...#       
.#.#...#.x#####.#....## .# . . .   
   # #.## ..#. #....## . . ..  .#  
      #  ...#.....##.#.. .  .  .   
    .   # ....#...##.#.##.  ..     
    #.   ###.#....# #### .. # #    
    #   .#.#.#.......  ....  .     
         . .......##.... ##        
        ##...#.#..###...           
         #.#.#........##.        # 
         ..####.......#  .#        
        #.#   #...#..   .          
             # # .# .# #### #      
                # .  .#            
                 ..  .             
                  .   .            
               ## #.               
                      .