<!DOCTYPE report [
       <!ELEMENT report
                            (title, (paragraph | figure)*, bibliography?) >
       <!ELEMENT title  (#PCDATA)>
       <!ELEMENT paragraph  (#PCDATA)>
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<report>
    <title>Early Use of XML</title>
    <paragraph>Recently uncovered documents (see figure)
             prove XML <!-- Version 0.0 --> was first used by the Incas of
             ancient Peru.</paragraph>
     <figure source="notafake.jpg"/> 
     <paragraph>The author is grateful to W3C for making this
             research possible.</paragraph> 
    <bibliography>
        <reference/>
        <reference/>
    </bibliography>
</report>