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HTML is good for debugging, but probably is not suitable for your application.
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<?xml version="1.0"?>
<api>
  <query>
    <pages>
      <page pageid="4598" ns="6" title="File:Creative style.jpg" />
      <page pageid="9491" ns="6" title="File:Mexican Immigrant Population in the United States, 1980-2014.PNG" />
      <page pageid="9492" ns="6" title="File:Mexican Migration Routes.png" />
      <page pageid="8483" ns="6" title="File:Migration-cc-un-photo-Tim-McKulka-big.jpg" />
      <page pageid="4264" ns="6" title="File:UNICE-TIME.jpg" />
      <page pageid="4635" ns="6" title="File:UNICE logo.jpg" />
    </pages>
  </query>
</api>