a  b  c  d  e  f  g  h
8  L  H  S  K  F  S  H  L 8
7  P  P  P  P  P  P  P  P 7
6                         6
5                         5
4                         4
3              p  p  p  p 3
2  p  p  p  p  l  h  s  k 2
1  f  s  h  l       %  d 1
   a  b  c  d  e  f  g  h