chromium/third_party/blink/web_tests/external/wpt/mathml/presentation-markup/operators/mo-invisibleoperators-2-ref.html

<!DOCTYPE html>
<html>
  <math>
    <mo>1</mo>
  </math>
  <p>
  <math>
    <mo>2</mo>
  </math>
  <p>
  <math>
    <mo>3</mo>
  </math>
  <p>
  <math>
    <mo>4</mo>
  </math>
  <p>
  <table>
    <tr>
      <td style="border: 1px solid;">
        <math>
          <mo>x</mo>
        </math>
      </td>
    </tr>
  </table>
</html>