>>> single line
> blah

<<<
<blockquote>
<p>blah</p></blockquote>
>>> with two paragraphs
> first
>
> second

<<<
<blockquote>
<p>first</p>
<p>second</p></blockquote>
>>> nested
> one
>> two
> > > three

<<<
<blockquote>
<p>one</p>
<blockquote>
<p>two</p>
<blockquote>
<p>three</p></blockquote></blockquote></blockquote>
>>> qoute with lazy continuation
> quote
text
<<<
<blockquote>
<p>quote
text</p></blockquote>
>>> quote turns what might be an h2 into an hr
> quote
---

<<<
<blockquote>
<p>quote</p></blockquote>
<hr />