<?xml version="1.0"?><html xmlns="http://www.w3.org/1999/xhtml"      xmlns:xlink="http://www.w3.org/1999/xlink">  <head><title>Three Namespaces</title></head>  <body>    <h1 align="center">An Ellipse and a Rectangle</h1>    <svg xmlns="http://www.w3.org/2000/svg"          width="12cm" height="10cm">      <ellipse rx="110" ry="130" />      <rect x="4cm" y="1cm" width="3cm" height="6cm" />    </svg>    <p xlink:type="simple" xlink:href="ellipses.html">      More about ellipses    </p>    <p xlink:type="simple" xlink:href="rectangles.html">      More about rectangles    </p>    <hr/>    <p>Last Modified May 13, 2000</p>      </body></html>