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>
    <allpages apcontinue="BAD_INFORMATION_Singapore_Property_Collapsed_Non-public_House_Gross_sales_Down_12.6_In_April_Siao_Liao" />
  </query-continue>
  <query>
    <allpages>
      <p pageid="129924" ns="0" title="B2B Marketing Video Examples" />
      <p pageid="122859" ns="0" title="B2B Vdeo Sales Marketing" />
      <p pageid="116837" ns="0" title="BABY FOOD Associated Articles" />
      <p pageid="101581" ns="0" title="BABY FOOD Related Articles" />
      <p pageid="101692" ns="0" title="BABY MEALS Associated Articles" />
      <p pageid="111115" ns="0" title="BABY MEALS Related Articles" />
      <p pageid="113383" ns="0" title="BACKYARD CITY Associated Articles" />
      <p pageid="103679" ns="0" title="BACKYARD CITY Related Articles" />
      <p pageid="111821" ns="0" title="BACKYARD METROPOLIS Associated Articles" />
      <p pageid="103010" ns="0" title="BACKYARD METROPOLIS Related Articles" />
    </allpages>
  </query>
</api>