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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>
    <allpages>
      <p pageid="946" ns="0" title="Basic Parsing Concepts" />
      <p pageid="1669" ns="0" title="Bounced Email" />
      <p pageid="1796" ns="0" title="Cancer" />
      <p pageid="1792" ns="0" title="Changing your MX records with Direct Admin" />
      <p pageid="1675" ns="0" title="Changing your MX records with cPanel" />
      <p pageid="1795" ns="0" title="Concept Parsing Spam Filter" />
      <p pageid="1807" ns="0" title="Corey" />
      <p pageid="1803" ns="0" title="Current Meds" />
      <p pageid="935" ns="0" title="DNS-Info" />
      <p pageid="1788" ns="0" title="DNS Hosting Services" />
    </allpages>
  </query>
  <query-continue>
    <allpages apfrom="Direct Spam" />
  </query-continue>
</api>