<!DOCTYPE html>
<html>
<head>
<title>Test HTML Document</title>
</head>
<body>
<h1>HTML Test Document</h1>
<p>This is a test HTML document with <strong>bold</strong> and <em>italic</em> text.</p>
<ul>
<li>Item 1</li>
<li>Item 2</li>
<li>Item 3</li>
</ul>
<blockquote>
<p>This is a blockquote for testing HTML to other format conversions.</p>
</blockquote>
</body>
</html>