qhh7b rhh7b1 shh7 thh7b uhh7b1

f8h7b1 g8h7 h8h7b i8h7b1 j8h7

4yi7 5yi7b 6yi7b1 7yi7 8yi7b

tpj7b upj7b1 vpj7 wpj7b xpj7b1

igk7b1 jgk7 kgk7b lgk7b1 mgk7