| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <title><pre></title> | |
| </head> | |
| <body> | |
| <!-- is block --> | |
| <pre class="class" id="id" xml:lang="en">text</pre> | |
| <!-- can contain interactive --> | |
| <pre><a>text</a></pre> | |
| <!-- can contain strictly inline --> | |
| <pre>text <em>elem</em></pre> | |
| </body> | |
| </html> |