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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"?>
<api>
  <query-continue>
    <logevents lecontinue="20140214200521|4417" />
  </query-continue>
  <query>
    <logevents>
      <item logid="4427" ns="0" title="Public datasets" pageid="261" logpage="261" type="patrol" action="patrol" user="Yy" timestamp="2014-03-10T14:21:06Z" comment="">
        <patrol cur="4985" prev="4930" auto="1" />
      </item>
      <item logid="4426" ns="0" title="Matplotlib" pageid="1225" logpage="1225" type="patrol" action="patrol" user="Yy" timestamp="2014-02-20T16:57:59Z" comment="">
        <patrol cur="4984" prev="4867" auto="1" />
      </item>
      <item logid="4425" ns="0" title="Community structure" pageid="322" logpage="322" type="patrol" action="patrol" user="Yy" timestamp="2014-02-17T01:58:00Z" comment="">
        <patrol cur="4983" prev="4841" auto="1" />
      </item>
      <item logid="4424" ns="0" title="Gene Ontology" pageid="372" logpage="372" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T22:16:51Z" comment="">
        <patrol cur="4982" prev="1364" auto="1" />
      </item>
      <item logid="4423" ns="0" title="Gene ontology" pageid="1448" logpage="1448" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T22:16:29Z" comment="">
        <patrol cur="4981" prev="0" auto="1" />
      </item>
      <item logid="4422" ns="0" title="Ontology" pageid="1447" logpage="1447" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T22:16:15Z" comment="">
        <patrol cur="4980" prev="0" auto="1" />
      </item>
      <item logid="4421" ns="0" title="Law enforcement in the United States" pageid="1446" logpage="1446" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T20:59:25Z" comment="">
        <patrol cur="4979" prev="0" auto="1" />
      </item>
      <item logid="4420" ns="0" title="Police" pageid="1445" logpage="1445" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T20:57:54Z" comment="">
        <patrol cur="4978" prev="0" auto="1" />
      </item>
      <item logid="4419" ns="0" title="Criminal law" pageid="1444" logpage="1444" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T20:57:11Z" comment="">
        <patrol cur="4977" prev="0" auto="1" />
      </item>
      <item logid="4418" ns="0" title="Law" pageid="1443" logpage="1443" type="patrol" action="patrol" user="Yy" timestamp="2014-02-15T20:56:40Z" comment="">
        <patrol cur="4976" prev="0" auto="1" />
      </item>
    </logevents>
  </query>
</api>