[reference link][1]
[1]: http://example.com
[one][website] with a semantic name
[website]: http://example.com
[one][404] with no definition
[multiline
one][website] defined on 2 lines
[one][Label] with a mixed case label and an upper case definition
[LABEL]: http://example.com
[one]
[1] with the a label on the next line
[`link`][website]one with a semantic name
[one][404] with no definition
multiline one defined on 2 lines
one with a mixed case label and an upper case definition
one with the a label on the next line
<p><a href="http://example.com">reference link</a></p>
<p><a href="http://example.com">one</a> with a semantic name</p>
<p>[one][404] with no definition</p>
<p><a href="http://example.com">multiline
one</a> defined on 2 lines</p>
<p><a href="http://example.com">one</a> with a mixed case label and an upper case definition</p>
<p><a href="http://example.com">one</a> with the a label on the next line</p>
<p><a href="http://example.com"><code>link</code></a></p>