<?xml version="1.0"?>
<topicMap xmlns:xsd="http://www.w3.org/2001/XMLSchema-datatypes" xmlns:xl="http://www.w3.org/1999/xlink" xmlns:xi="http://www.w3.org/2001/XInclude" xmlns="http://www.topicmaps.org/xtm/" xml:lang="en" version="2.0">
  <topic id="person"/>
  <topic id="man">
    <instanceOf>
      <topicRef xl:href="#person"/>
    </instanceOf>
  </topic>
  <topic id="woman">
    <instanceOf>
      <topicRef xl:href="#person"/>
    </instanceOf>
  </topic>
</topicMap>
