blkfn clkfna dlkf elkfn flkfna
0blfna 1blf 2blfn 3blfna 4blf
p2lf q2lfn r2lfna s2lf t2lfn
etmfn ftmfna gtmf htmfn itmfna
3jnfna 4jnf 5jnfn 6jnfna 7jnf