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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-continue>
    <allimages gaifrom="Aardappel blad Solanum tuberosum.jpg" />
  </query-continue>
  <query>
    <pages>
      <page pageid="182" ns="6" title="Fil:00%.png" />
      <page pageid="184" ns="6" title="Fil:100%.png" />
      <page pageid="965" ns="6" title="Fil:14 prikket marihone.jpg" />
      <page pageid="966" ns="6" title="Fil:22prikket marihøne.jpg" />
      <page pageid="185" ns="6" title="Fil:25%.png" />
      <page pageid="1981" ns="6" title="Fil:404 monkey.gif" />
      <page pageid="186" ns="6" title="Fil:50%.png" />
      <page pageid="187" ns="6" title="Fil:75%.png" />
      <page pageid="926" ns="6" title="Fil:A swam of Apis mellifera.jpg" />
      <page pageid="1182" ns="6" title="Fil:Aardappel Phytophthora Fresco.jpg" />
    </pages>
  </query>
</api>