###..       .#   
#...## # .##..   
  ... .#.....    
###.##......     
  #.#..##.#      
 .. .###..#      
.###..4.#        
# #..##.##       
# #.##...##      
# ###.#.#u#      
   #..###.#      
   ##  #.#.#     
       ## #..    
           ##..  
              #.#
                #