 given=!items2words $given
 givencnt=!wordcnt $given
 !distribute words $given into g1,g2
 !default givenname1=$m_f(x)
 !default givenname2=$m_g(x)
 !default fname=
 !if $givencnt=1
  present= $m_f  һ $[$sorder+1] ΢ĺ,\
  ̩չʽΪ<p><center>\
  $givenname1 = $($g1)&nbsp;.</center> <p>\
   $t0 㣬$fname $calcname ̩չʽ.
 !else
  present= $m_f  $m_g  $[$sorder+1] ΢ĺ,\
  ǵ̩չʽΪ\
  <p><center>\
  $givenname1 = $($g1)&nbsp;,<p>\
  $givenname2 = $($g2)&nbsp;.</center> <p>\
    $t0 㣬$fname $calcname ̩չʽ.
 !endif
