####          
                ##..##         
               ##....##        
  ####         #......#        
 ##..######    ##.....#        
##....##..## ###......##       
#..........###.........#       
#.∩.∩.......#..........#       
#.......##....##.......#       
##....#####..####.....##       
 ##..##   #### #.WW...#        
  ####         ##....##        
                ##...#     ### 
                 ##..##   ##.##
                  ##..#  ##...#
                   #..####....#
                   #...#...#..#
                   ##.....##..#
                    ##...###.##
                     ######..# 
               #        ##..## 
               #.      ##...#  
                #.    ##...##  
                 #.  ##...##   
                 #.. #...##    
                  #..#..##     
                  #.....#      
                  ##...##      
                   #####