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>
    <search>
      <p ns="0" title="Little Angels Hentai" snippet="|LAH is hit by a joined attack of three sites. &amp;lt;!--&lt;span class=&#039;searchmatch&#039;&gt;meaning&lt;/span&gt; three other sites or three sites including LAH or it is attacked by 3 sites&#10;" size="3579" wordcount="544" timestamp="2010-04-14T22:28:13Z" />
      <p ns="0" title="Yuri" snippet="&#039;&#039;&#039;Yuri&#039;&#039;&#039;, literally &lt;span class=&#039;searchmatch&#039;&gt;meaning&lt;/span&gt; &amp;quot;lily&amp;quot;, is a Japanese term for lesbianism. In English, it has come to refer&#10;" size="423" wordcount="58" timestamp="2010-01-02T00:42:50Z" />
    </search>
  </query>
</api>