<h1>
<p>
<strong>
<em>
<br />
<blockquote>
<abbr>
<address>
<a href="https://google.com">
<a href="document.pdf">
target="_blank"
<a href="https://wikipedia.org" target="_blank">
<a href="#about">
<figure>
<figcaption>
<heading>
<tb>
<td> tags are nested inside <tr> tags
colspan
rowspan
<table>