"TOP"><font SIZE="2"><b>*</b></font></td>
    <td WIDTH="50%" VALIGN="TOP"><font SIZE="2">Matches any element</font></td>
  </tr>
  <tr>
    <td WIDTH="50%" VALIGN="TOP"><font SIZE="2">XXX/YYY</i></font></td>
    <td WIDTH="50%" VALIGN="TOP"><font SIZE="2">Matches any YYY element 
    whose parent is an XXX</font></td>
  </tr>
  <tr>
    <td WIDTH="50%" VALIGN="TOP"><font SIZE="2">XXX//YYY</font></td>
    <td WIDTH="50%" VALIGN="TOP"><font SIZE="2">Matches any YYY element that has an ancestor name