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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-continue>
    <allpages gapfrom="Ricardo Fonseca" />
  </query-continue>
  <query>
    <pages>
      <page pageid="1136" ns="0" title="Regivaldo Costa">
        <revisions>
          <rev xml:space="preserve">{{Person
|name=Regivaldo Costa
|role=PhD student
|advisor=Fernando Ramos, 
}}</rev>
        </revisions>
      </page>
      <page pageid="457" ns="0" title="Ricardo Correia Pinto">
        <revisions>
          <rev xml:space="preserve">{{Person
|name=Ricardo Correia Pinto
|email=rcp@lasige.di.fc.ul.pt
|url=http://www.lasige.di.fc.ul.pt/~rcp
|role=Past member
|advisor=José Rufino,
}}</rev>
        </revisions>
      </page>
    </pages>
  </query>
</api>