Codebase Browser
chromium
Go to App

chromium/content/test/data/accessibility/mathml/mprescripts.html 

<!DOCTYPE html>
<!--
@AURALINUX-ALLOW:tag:*
-->
<math>
  <mmultiscripts>
    <mn>1</mn>
    <mn>2</mn>
    <mn>3</mn>
    <none/>
    <mn>5</mn>
    <mprescripts class="test"/>
    <mn>6</mn>
    <none/>
    <mn>8</mn>
    <mn>9</mn>
  </mmultiscripts>
</math>