<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE whatever PUBLIC "-//MOZ//WHATEVER//EN" "http://mozilla.org/ns/foo">
<foo xmlns="htp://mozilla.org/ns">
  <baz/><!-- a comment -->
  <bar> &lt;robots&gt; &amp; &lt;aliens&gt;
    <mozilla> a a a a a éèàùûî</mozilla>
    <firefox>Lorem ip<!-- aaa -->sum dolor sit amet, consectetuer
      adipiscing elit. Nam eu sapien. Sed viverra lacus. Donec quis
      ipsum. Nunc cursus aliquet lectus. Nunc vitae eros. Class aptent
      taciti sociosqu ad litora torquent per conubia nostra, per
      inceptos hymenaeos. Nam tellus massa, fringilla aliquam, fermentum
      sit amet, posuere ac, est. Duis tristique egestas ligula. Mauris
      quis felis. Fusce a ipsum non lacus posuere aliquet. Sed fermentum
      posuere nulla. Donec tempor. Donec sollicitudin tortor lacinia
      libero ullamcorper laoreet. Cras quis nisi at odio consectetuer
      molestie.</firefox>
    <?xml-foo "hey" ?>
  </bar>
  <!-- a comment 
         on several lines-->
  <?xml-foo "another pi on two lines"  
              example="hello"?>
</foo>