1<?xml version="1.0"?> 2<doc xmlns:ext="http://somebody.elses.extension">D 3 <connection xmlns:woo="http://woo.com" a="bad"/>C 4 <section xmlns:foo="http://foo.com" b="bad">S 5 <inner xmlns:whiz="http://whiz.com/special/page"/>I 6 </section>X 7</doc>