&lt;!DOCTYPE para PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
          "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd"&gt;
&lt;para&gt;
&lt;application&gt;Word Perfect&lt;/application&gt; is one of several word
processors to claim support for &lt;acronym&gt;SGML&lt;/acronym&gt;.
&lt;/para&gt;