anchor.diff:            figure
               table
                 caption.
  -                <strong>This is a <code>caption &gt; strong</code>.</strong>
  +                #[strong This is a #[code caption &gt; strong].]
                   It usually contains the table&rsquo;s title
  -                (<i lang="la"><abbr title="exampli gratia">e.g.</abbr></i>, <i>Table&nbsp;1</i>).
  -                This is the rest of the <code>table &gt; caption</code>.
  +                (#[i(lang="la"): abbr(title="exampli gratia") e.g.], #[i Table&nbsp;1]).
  +                This is the rest of the #[code table &gt; caption].
                 thead
                   tr
                     th Header Row 1 Heading 1
  
positive.code:               Mauris eget mauris ut mauris auctor mattis id vel justo.
                Nulla dictum arcu nec suscipit mollis.
                Maecenas a iaculis nisl, ut pretium est. Nulla facilisi.
              figure This is a <code>figure</code>. An image, diagram, or table might appear here.
                figcaption.
                  <strong>This is a <code>figcaption &gt; strong</code>.</strong>
                  It usually contains the <code>figure</code>&rsquo;s title
                  (<i lang="la"><abbr title="exampli gratia">e.g.</abbr></i>, <i>Figure&nbsp;1</i>).
                  This is the rest of the <code>figure &gt; figcaption:last-child</code>.
              blockquote
                p.
                  This is a generic <code>blockquote</code>. Use this for material that is more than 40 words
                  and/or contains paragraph breaks.
                p.
                  Nest <code>p</code> Elements inside the block quotation that correspond directly
                  to the paragraphs of the quoted material. If there are no paragraphs in the quoted material,
                  do not use <code>p</code> Elements&mdash;just simply contain the text inside the
                  <code>blockquote</code>.
                p.
                  To cite the source of the quoted material in this block quote,
                  include a <code>footer &gt; cite</code> Element.
                footer <cite>Source, <time>2000</time></cite>
              pre.
                The <code>pre</code> Element, by itself (<em>without</em> a child <code>code</code> Element),
                are used for blocks of computer code on this site.
              pre.
                function fibonacci(n) {
  
negative.code:         h2 Sections
          section#headings
            h3 Headings
            p Headings are represented by #[code h1]&ndash;#[code h6] Elements.
            figure
              h1 Heading 1
              p(lang="la").
  