...    
  ........# 
 .....5.....
.........5. 
 .........  
  .......   
   #...Y    
    #.5#    
    #.5##   
    ##§Y##  
     ##..#  
    ##...#  
   ##...##  
   #...##   
   #...##   
   ##...#   
   ##...##  
  ##.....## 
  #...∩...# 
  #.......# 
  ##..∩..## 
   ##...##  
    #####