###          
                       #..          
               #########.#          
               #......##.#          
               #.##...##.#          
##########     #.##...##.#          
#........#######.##...##.#          
#........#.......##...##.#######    
#..........#########............    
###.............#  #####'########## 
  #.............#  #..............  
  #.............#  #........#...    
  #........∩....####........#.###.#.
  #.......>........'........Zl......
  #.......##########......S.#.#.#...
  #########        #........#.#     
                   ###......#.#     
                     #......#..     
                     #......###     
                     ########