script/custom-data/nested-html-1-quirks.html

<title>Outermost HTML</title>
<script type="text/html">
<!DOCTYPE HTML>
<title>HTML in HTML</title>
<script type="text/html" data-escape="<!--">
<!DOCTYPE HTML>
<title>HTML in HTML in HTML</title>
<p>THIRD DOCUMENT
</script>
<p data-escape="-->">SECOND DOCUMENT
</script>
<p>FIRST DOCUMENT
1	wakaba	1.1	<title>Outermost HTML</title>
2			<script type="text/html">
3			<!DOCTYPE HTML>
4			<title>HTML in HTML</title>
5			<script type="text/html" data-escape="<!--">
6			<!DOCTYPE HTML>
7			<title>HTML in HTML in HTML</title>
8			<p>THIRD DOCUMENT
9			</script>
10			<p data-escape="-->">SECOND DOCUMENT
11			</script>
12			<p>FIRST DOCUMENT