tquf2 squf rquf2r qquf2 pquf

4ztf 3ztf2r 2ztf2 1ztf 0ztf2r

f9sf2r e9sf2 d9sf c9sf2r b9sf2

qisf2 pisf oisf2r nisf2 misf

1rrf 0rrf2r zrrf2 yrrf xrrf2r