.               
                                  
                .#.#              
                #.##..#           
                #.#..##           
         #####  #.#.#             
   ##      #.####..## #           
     # #.  # ...#..##.###         
   ... #.####....#. ....#         
#    .#  ..#.#...#..#..##         
  #. ...###.#.....#..##.#         
     ..#...#.#.##..#.# .##     #  
    .#####.....#...#..##..### .# #
 .  ........................  . ..
    .................. .... ....  
    .......b................. ... 
   .....##.b.b..##......##......##
    ...  #..b...##......##.... .# 
   ..... !..∩.....  ......  .... .
        ........... ............. 
       .....................  ....
       ....................... .. 
                .......... ..     
                .. .. . ... ..