chromium/third_party/blink/web_tests/external/wpt/html/semantics/interactive-elements/commands/legend/first-input-before-legend-manual.html

<!doctype html>
<title>First input before the legend</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=../common/accesskey.js></script>
<p>Press the access key combination for "a". <kbd></kbd></p>
<fieldset>
 <input onfocus="pass()">
 <legend accesskey=a>legend
  <input onfocus="fail('input in legend was focused')">
 </legend>
 <input onfocus="fail('input after legend was focused')">
</fieldset>