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="BC_OK_Alt_om_Alt_Br-Bå|968" />
  </query-continue>
  <query>
    <allredirects>
      <r ns="0" title="B02 Jynnastad/Luposasn" />
      <r ns="0" title="B09" />
      <r ns="0" title="B18 Fjolstad/Upz" />
      <r ns="0" title="B20" />
      <r ns="0" title="B20" />
      <r ns="0" title="BC OK Alt om Alt Al" />
      <r ns="0" title="BC OK Alt om Alt An-Ax" />
      <r ns="0" title="BC OK Alt om Alt Ba-Be" />
      <r ns="0" title="BC OK Alt om Alt Bi-Bl" />
      <r ns="0" title="BC OK Alt om Alt Bo-Bp" />
    </allredirects>
  </query>
</api>