    d    
    s    
    f    
    k    
    h    
    j    
    s    
    h    
    f    
    j   d
    g   f
    h   s
    j   s
    s   f
   sf   g
   fg   s
   gj   d
   ff   g
   hgd  f
   jjg  g
   hff as
   ggf ff
   jjf gd
   rjg fg
   eff gf
  fjgs ad
  ekkf fg
  djjs gf
 ccdsf gf
 bbafa fg
aaafgsfaf
