You are looking at the HTML representation of the XML format.
HTML is good for debugging, but probably is not suitable for your application.
See complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <random>
      <page id="289" ns="0" title="计算机辅助可控实验computer-aided" />
      <page id="918" ns="0" title="自组织self-organization" />
    </random>
  </query>
</api>