You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query-continue>
    <logevents lecontinue="20150125144520|321" />
  </query-continue>
  <query>
    <logevents>
      <item logid="331" ns="2" title="利用者:Izumita.shimpei" pageid="0" logpage="0" userid="11" type="newusers" action="create2" user="Takano.kazuki" timestamp="2015-12-02T13:04:34Z" comment="" />
      <item logid="330" ns="0" title="白対応" pageid="251" logpage="251" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-06-16T13:02:53Z" comment="">
        <patrol cur="377" prev="0" auto="1" />
      </item>
      <item logid="329" ns="0" title="ウン中事件" pageid="250" logpage="250" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-03-21T07:05:06Z" comment="">
        <patrol cur="376" prev="375" auto="1" />
      </item>
      <item logid="328" ns="0" title="ウン中事件" pageid="250" logpage="250" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-03-21T06:27:35Z" comment="">
        <patrol cur="375" prev="374" auto="1" />
      </item>
      <item logid="327" ns="0" title="ウン中事件" pageid="250" logpage="250" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-03-21T06:27:16Z" comment="">
        <patrol cur="374" prev="373" auto="1" />
      </item>
      <item logid="326" ns="0" title="ウン中事件" pageid="250" logpage="250" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-03-21T06:18:55Z" comment="">
        <patrol cur="373" prev="0" auto="1" />
      </item>
      <item logid="325" ns="0" title="コーガン・フリーマン" pageid="249" logpage="249" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-03-14T13:14:30Z" comment="">
        <patrol cur="372" prev="0" auto="1" />
      </item>
      <item logid="324" ns="0" title="よねすけ" pageid="169" logpage="169" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-02-16T08:02:25Z" comment="">
        <patrol cur="371" prev="248" auto="1" />
      </item>
      <item logid="323" ns="0" title="白雲楼道中膝栗毛" pageid="4" logpage="4" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-01-25T14:47:42Z" comment="">
        <patrol cur="368" prev="367" auto="1" />
      </item>
      <item logid="322" ns="0" title="白雲楼道中膝栗毛" pageid="4" logpage="4" type="patrol" action="patrol" user="Takano.kazuki" timestamp="2015-01-25T14:47:03Z" comment="">
        <patrol cur="367" prev="366" auto="1" />
      </item>
    </logevents>
  </query>
</api>