###      
              .#      
               #      
             #.#      
           # ..##     
          #.#.#.      
          #.#.  #     
  ##     ## .##       
###.    ##. #.### ##  
#...## ..#.## # .# #  
#....# ..####.# ..  # 
   #.##..#.#.###. ..# 
  ##x....#. .## # .## 
###z#.#.##.....# ##.# 
#...#..#...######.#.# 
###.....##.#...#.##.# 
  ##...##...#.... #.  
.....##..#.z# .###.#. 
.##...##..#...##    . 
 ..#....####...#  . #.
#..####.   .#..#     #
##.   #..  ##.#.##    
 #    ..    ####..    
      ..        ###   
     ...