###........# 
. ###........... 
..#..............
##...............
#................
  #....§.........
  #..§§§§.......#
    #.§§Y..Y...# 
    ##8#§...#8## 
     ####..##    
        #..##    
     ## ##..##   
     #.####..#   
      #..#...#   
       #....##   
       #...##    
       #...##    
       ##...#    
       ##...##   
      ##.....##  
      #...∩...#  
      #.......#  
      ##..∩..##  
       ##...##   
        #####