.                                
      .     #                          
     # # .    #                        
          [                            
    .      .                           
     . . ). ##.                        
    .   ...                            
 #  #. .  ..   #                       
        .   ....                       
       .  .#.#.                        
 .  #.    # . ##                       
  .    . ##.. .                        
 .. .   .  #. .  #    #.               
          # . .. #  ...                
.   .   .  .#. # #  ..                 
     .  .   . .#####.                  
    ....# ###....#..#     #            
  .      #. . #..#....    #.           
           . . #.#.#..##   .####       
       #   .# ## .. ##.#####...        
         . ..#.##. ## #....##.# #      
           .#..... ..###∩#..#b#.#      
         # ..#.# #. . #.###.b#.#.b..#  
             #   ##. ##..##..###....#  
                  .#. #. #.#..)#..##.. 
                 #...  ..#.###..#..  ..
                   .####...   #..#..   
                ##      ###    ..#..#  
                  #.            ...    
                                 #.