lass="ex">x</dd>
</dl>

<del data-testname="el-del" data-expectedrole="deletion" class="ex">x</del>
<details data-testname="el-details" data-expectedrole="group" class="ex"><summary>x</summary>x</details>
<dfn data-testname="el-dfn" data-expectedrole="term" class="ex">x</dfn>
<!-- dir -> ./dir-role.tentative.html -->
<!-- div -> ./roles-generic.html -->
<!-- todo: dl -->

<!-- el-dt -->
<dl>
  <!-- dt/dd pending listitemkey and listitemvalue roles: https://github.com/w3c/aria/issues/1662 -->
  <dt data-test