<vertical_demo>
  <problem-builder display_submit="false" enforce_dependency="false">
    <pb-table>
      <pb-column header="&lt;a href='http://www.test.com'&gt;Link&lt;/a&gt; in a column header.">
        <pb-answer-recap name="table_3_answer_1"/>
      </pb-column>
    </pb-table>
  </problem-builder>
</vertical_demo>
