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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.
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<?xml version="1.0"?>
<api>
  <query-continue>
    <allredirects arcontinue="Residual_Alkalinity_illustrated" />
  </query-continue>
  <query>
    <allredirects>
      <r ns="0" title="Beer color, alkalinity and mash pH" />
      <r ns="0" title="Braukaiser.com" />
      <r ns="0" title="Effects of mash parameters on fermentability and efficiency in single infusion mashing" />
      <r ns="0" title="German Brewing between 1850 and 1900" />
      <r ns="0" title="German Brewing between 1850 and 1900 : Malting and Wort Production" />
      <r ns="0" title="How pH affects brewing" />
      <r ns="0" title="Main Page" />
      <r ns="0" title="Making Plates and Slants" />
      <r ns="0" title="Mash pH illustrated" />
      <r ns="0" title="PWM Coltrolled Stir Plate Design" />
    </allredirects>
  </query>
</api>