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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>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20141119140953" timestamp="2014-11-19T14:09:53Z" ns="0" title="Age of Empires Datafest (AoE-DF)" />
        <page value="20141119143725" timestamp="2014-11-19T14:37:25Z" ns="0" title="Problemet med problemspilling" />
        <page value="20141119144723" timestamp="2014-11-19T14:47:23Z" ns="0" title="Det Gylne Horn" />
        <page value="20141119145244" timestamp="2014-11-19T14:52:44Z" ns="0" title="Simen André Wesley Olsen" />
        <page value="20141119151836" timestamp="2014-11-19T15:18:36Z" ns="0" title="Arbeidsutvalget" />
        <page value="20141119153443" timestamp="2014-11-19T15:34:43Z" ns="0" title="Sentralstyret 2013" />
        <page value="20141120071055" timestamp="2014-11-20T07:10:55Z" ns="0" title="Module:Message box" />
        <page value="20141120082039" timestamp="2014-11-20T08:20:39Z" ns="0" title="Metagaming" />
        <page value="20141120082718" timestamp="2014-11-20T08:27:18Z" ns="0" title="Kreativ Aktiv Norsk DataUngdom" />
        <page value="20141126151339" timestamp="2014-11-26T15:13:39Z" ns="0" title="Batman" />
      </results>
    </querypage>
  </query>
</api>