luce/spec/gfm/disallowed_raw_html_extension.unit

>>> Disallowed Raw HTML (extension) - 652
<strong> <title> <style> <em>

<blockquote>
  <xmp> is disallowed.  <XMP> is also disallowed.
</blockquote>
<<<
<p><strong> &lt;title> &lt;style> <em></p>
<blockquote>
&lt;xmp> is disallowed.  &lt;XMP> is also disallowed.
</blockquote>