You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
<api>
  <query-continue>
    <allredirects garcontinue="MikroBitti/fi" />
  </query-continue>
  <query>
    <pages>
      <page pageid="789" ns="0" title="Duke Nukem 3D" />
      <page pageid="1158" ns="0" title="Fable Machine/fi" />
      <page pageid="567" ns="0" title="International Karate +" />
      <page pageid="909" ns="0" title="Lasse Öörni" />
      <page pageid="606" ns="0" title="Lasse Öörni/fi" />
      <page pageid="659" ns="0" title="Leisure Suit Larry in the Land of the Lounge Lizards" />
      <page pageid="1858" ns="0" title="Manu Pärssinen" />
      <page pageid="1730" ns="0" title="Mika Keränen" />
      <page pageid="1584" ns="0" title="Mika Keränen/fi" />
      <page pageid="1295" ns="0" title="MikroBitti" />
    </pages>
  </query>
</api>