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>
    <allpages>
      <p pageid="52" ns="0" title="Basic (Object Oriented Design)" />
      <p pageid="181" ns="0" title="Bytecode Outline" />
      <p pageid="80" ns="0" title="Copy Fully Qualified Class Name" />
      <p pageid="17" ns="0" title="DNS" />
      <p pageid="16" ns="0" title="Domain Name System" />
      <p pageid="114" ns="0" title="DontZap" />
      <p pageid="77" ns="0" title="EUML2" />
      <p pageid="81" ns="0" title="EclEmma" />
      <p pageid="56" ns="0" title="Eclipse" />
      <p pageid="84" ns="0" title="Eclipse ResourceBundle Editor" />
    </allpages>
  </query>
  <query-continue>
    <allpages apfrom="Eclipse Test and Performance Tools Platform" />
  </query-continue>
</api>