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>
    <alllinks galcontinue="Bad_Boys_Blue|12506" />
  </query-continue>
  <query>
    <pages>
      <page pageid="143" ns="0" title="Drugly Cats (группа)" />
      <page pageid="220" ns="0" title="Петлюра" />
      <page pageid="1226" ns="0" title="Пропаганда (группа)" />
      <page pageid="4491" ns="0" title="Спирс Бритни" />
      <page pageid="7117" ns="0" title="Аккорд B13" />
      <page pageid="21124" ns="0" title="Чёрное и Белое (группа)" />
      <page pageid="22828" ns="0" title="The Final Countdown" />
      <page pageid="23974" ns="0" title="Борисов Юра" />
      <page pageid="24100" ns="0" title="ППК (группа)" />
    </pages>
  </query>
</api>