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>
    <allredirects arcontinue="E_cigarettes|880" />
  </query-continue>
  <query>
    <allredirects>
      <r fromid="3103" ns="0" title="Best Inversion Table" />
      <r fromid="1131" ns="0" title="Best electronic cigarette" />
      <r fromid="457" ns="0" title="Cease Cigarette smoking These days? You&#039;re Likely To Require Some Assist!" />
      <r fromid="3827" ns="0" title="College Directory and Information on Physician Assistant Profession" />
      <r fromid="130" ns="0" title="Compiling Rifidi with JDK 6.0 update 4" />
      <r fromid="1160" ns="0" title="Customers views about e cigarette" />
      <r fromid="447" ns="0" title="Developer&#039;s Guide" />
      <r fromid="3880" ns="0" title="Diagnostic Radiologist Salary" />
      <r fromid="1534" ns="0" title="E Cigarette" />
      <r fromid="1589" ns="0" title="E Cigarette Starter Kit" />
    </allredirects>
  </query>
</api>