k2r6b j2r6 i2r6b5 h2r6b g2r6

vbr6 ubr6b5 tbr6b sbr6 rbr6b5

6kq6b5 5kq6b 4kq6 3kq6b5 2kq6b

hup6b gup6 fup6b5 eup6b dup6

s3o6 r3o6b5 q3o6b p3o6 o3o6b5