aul2 bul2f cul2fr dul2 eul2f

zkm2f 0km2fr 1km2 2km2f 3km2fr

obn2fr pbn2 qbn2f rbn2fr sbn2

d2n2 e2n2f f2n2fr g2n2 h2n2f

2so2f 3so2fr 4so2 5so2f 6so2fr