<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>Unique identifier 3 (reference)</title>
</head>
<body>

  <p>Test passes if you see the text "PASS".</p>
  <math>
    <mtext style="background: green; color: white;">PASS</mtext>
  </math>

</body>
</html>
