a3y2 b3y2s c3y2sm d3y2 e3y2s
ztz2s 0tz2sm 1tz2 2tz2s 3tz2sm
ok02sm pk02 qk02s rk02sm sk02
db12 eb12s fb12sm gb12 hb12s
2112s 3112sm 4112 5112s 6112sm