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HTML is good for debugging, but is unsuitable for application use.
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To see the non HTML representation of the XML format, set format=xml.
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<?xml version="1.0"?>
    <allfileusages gafcontinue="Epgp.jpg|106" />
      <page pageid="91" ns="0" title="Berkelium screenshots" />
      <page pageid="192" ns="2" title="User:Wmonroe4/Vectors and Quaternions" />
      <page pageid="268" ns="0" title="Basic Demo World" />
      <page pageid="273" ns="0" title="Guides/Architecture" />
      <page pageid="283" ns="0" title="Guides/Platform Development/Tour of the Code" />