.                 
          .    .                 
        .    .                   
            .                    
      #   ..## # .               
       #. .##. #                 
    # . . . .#    #              
     # .   ...#    #             
    . . # .. #.   .  ##  #       
 .     ..#. .##  ..##.#    #   . 
       .##.# ......#..# .#.   .. 
     ##..# #.#.....###.#.#.##.   
    .. . ..#.##....#.##..# .     
    # #. ...#...#....#...#.#     
     .   ........#...###..##   # 
    .  .......#..#....#.#..###.# 
      #. ##.3#.#.b.....# .. .. # 
   #    .  #.....#.#...##..... # 
     .     #....##....##.#..## .#
    .##  ...#..# #####.#..# #    
     #   ....##      #....#      
         ..#         #.#.##      
         ..          #.####      
        ##           #....#      
                    # ##..#      
.        .          # #.###      
                    # .##        
                     ##