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"?>
    <allfileusages afcontinue="Bench_7_fit.PNG" />
      <f ns="6" title="File:BB.png" />
      <f ns="6" title="File:BER AB.jpg" />
      <f ns="6" title="File:BER AB.rar" />
      <f ns="6" title="File:BER Eve.rar" />
      <f ns="6" title="File:Ball bearing motor model one.png" />
      <f ns="6" title="File:Baltic.png" />
      <f ns="6" title="File:Basic EVA.jpg" />
      <f ns="6" title="File:Basic Work Breakdown.jpg" />
      <f ns="6" title="File:Beaufort BL 3.png" />
      <f ns="6" title="File:Beaufort BL 7.png" />