4r6g 3r6g21 2r6g2 1r6g 0r6g21

f15g21 e15g2 d15g c15g21 b15g2

qa5g2 pa5g oa5g21 na5g2 ma5g

1j4g 0j4g21 zj4g2 yj4g xj4g21

ct3g21 bt3g2 at3g 9s3g21 8s3g2