Caption before end of table
<br>Nav 4.0: caption is accepted. (terminate tr)
<br>Xena6.0: ignore misplaced caption tag.
<table border>
  <tr>
    <td>cell 1-1
    <td>cell 1-2
  <tr>
    <td>cell 2-1
    <td>cell 2-2</td>
  <caption>caption1</caption>
</table>

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