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="11" ns="0" title="Declassification of UFO documents" />
      <p pageid="17" ns="0" title="Famous UFO quotes" />
      <p pageid="3" ns="0" title="List of UFO organizations" />
      <p pageid="15" ns="0" title="Main Page" />
      <p pageid="5" ns="0" title="New Paradigm Films" />
      <p pageid="4" ns="0" title="The Disclosure Project" />
      <p pageid="14" ns="0" title="UFO documentaries" />
      <p pageid="12" ns="0" title="UFO over Passoria, New Jersey in 1952" />
      <p pageid="7" ns="0" title="UFO spiral" />
      <p pageid="1" ns="0" title="Welcome to the UFO wiki at UFOEYES" />
    </allpages>
  </query>
</api>