<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0//EN"
"http://www.w3.org/TR/REC-html40/strict.dtd">
<html>
<head>
<title>Working with Structure</title>
</head>
<body>
<h1>Welcome</h1>
<p>this is a test. </p>
<h2>header 2</h2>
<p>this is a test. </p>
<ul>
<li>D</li>
<li>P</li>
<li>L</li>
</ul>
</body>
</html>