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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>
    <random>
      <page id="5342" ns="0" title="Selecting Discreet Adult Incontinence Goods9651424" />
      <page id="4160" ns="0" title="MetaManager:GetTeamOfPlayer" />
    </random>
  </query>
</api>