≈.    
               ###   ≈     
                ..  #.     
                #.# .      
                 ..#.      
                  ..#      
                  #.#      
                 ##.##     
              ####x#z##    
             ##.#.....#    
         ## ##...#....#    
      ###.  #.##.#.#..#    
      #...###.......##..#  
##   ###.#...#....#.# #... 
  . ## ....#.#.......# .#..
  #.#.#.#.#.#.....###.  # .
   #.... ...4##...#  #     
   #...#. .. #..#.#        
  # ## ..#. #.#...#        
##..... ..#. ..#. #        
# ...##.# #.# #..          
#  .# #x#..#               
#  . ##.. #.               
 # .#..#..##.#             
#  .# ..#..####            
#. # ##. .....#            
##   ###..# ....           
 .    .  ##    #           
      ..  #                
          .                
      .                    
        ##    .#           
   ##   ..    .            
   #.  .   .               
         .   #             
##     . .  #              
      #    .