######                        
            ##....###                      
            #.......###                    
            ##..###...##                   
             ##..###...##                  
              ##..###...##                 
               #...###...###               
     #####     ##..# ##....##              
  ####...### ###...#  ##....#              
 ##........###....##   ###..#   ..Z._.     
##...............##    ##...#   5Z55.      
#.............####   ###...##   .ZZZ       
#............##    ###...###  ##.Z.        
 #..........##   ###...###   ##Z.W         
 ##.#....#.##  ###....## #####...          
    ##..####  ##....### ##W##..W###        
     #..##   ##...###  ##.W5##....#        
     ##..##  #..########.W#Z5###..#        
      ##..#  ##..###.....###ZZ...##        
     ##...#   ##........## ##Z..##         
    ##...##    #.........########          
    #...##     #..........:#               
    #...##     #...........#               
    ##...#     ##.......####               
    ##...##     ###...###                  
   ##.....##      #..##                    
   #...∩...#     ..###                     
   #.......#    ...                        
   ##..∩..##    ##                         
    ##...##                                
     #####