<chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> q<chr_abbr type="reg" class="sc" expan="uant" cert="no">nt-alpha</chr_abbr> il ot <chr_abbr type="reg" class="dc" expan="que" cert="no">q-hbar</chr_abbr> cil re<chr_abbr type="reg" class="dc" expan="qui" cert="no">q-vbar</chr_abbr>ert 