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="370" ns="0" title="Ben Crenshaw" />
      <p pageid="366" ns="0" title="Ben Curtis" />
      <p pageid="393" ns="0" title="Ben Hogan" />
      <p pageid="260" ns="0" title="Bernhard Langer" />
      <p pageid="372" ns="0" title="Bernhard Langer (Golfer)" />
      <p pageid="433" ns="0" title="Billy Burke (Golfer)" />
      <p pageid="377" ns="0" title="Billy Casper" />
      <p pageid="391" ns="0" title="Bob Goalby" />
      <p pageid="313" ns="0" title="Bob Rosburg" />
      <p pageid="331" ns="0" title="Bob Tway" />
    </allpages>
  </query>
  <query-continue>
    <allpages apfrom="Bobby Jones" />
  </query-continue>
</api>