axb1 bxb1d cxb1d2 dxb1 exb1d

znc1d 0nc1d2 1nc1 2nc1d 3nc1d2

oed1d2 ped1 qed1d red1d2 sed1

d5d1 e5d1d f5d1d2 g5d1 h5d1d

2ve1d 3ve1d2 4ve1 5ve1d 6ve1d2