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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="1870" ns="0" title="Eclisse parziale di Luna del 16 agosto 2008" />
      <page id="18053" ns="0" title="Cielo di Settembre 2023" />
    </random>
  </query>
</api>