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-continue>
    <allimages gaifrom="EmperorEmperor 1930.jpg" />
  </query-continue>
  <query>
    <pages>
      <page pageid="13280" ns="6" title="File:Aaron Turon.pdf" />
      <page pageid="12455" ns="6" title="File:Administrative divisionsAdministrative divisions 1498.jpg" />
      <page pageid="11392" ns="6" title="File:AdventureAdventure 3413.jpg" />
      <page pageid="978" ns="6" title="File:Bitcoin 3797.jpg" />
      <page pageid="9220" ns="6" title="File:Bitcoin and Gold 1293.jpg" />
      <page pageid="11093" ns="6" title="File:BrowsersBrowsers 1196.jpg" />
      <page pageid="12976" ns="6" title="File:DATADATA 5345.jpg" />
      <page pageid="13282" ns="6" title="File:Daniel Alex Lindsay.pdf" />
      <page pageid="13277" ns="6" title="File:David Bacon.pdf" />
      <page pageid="13284" ns="6" title="File:Easel.JPG" />
    </pages>
  </query>
</api>