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>
    <alltransclusions gatcontinue="Dot|17" />
  </query-continue>
  <query>
    <pages>
      <page pageid="14" ns="0" title="Zimný semester, pravidlá" />
      <page pageid="103" ns="0" title="Úvod" />
      <page pageid="108" ns="0" title="Úvod DAV" />
      <page pageid="109" ns="0" title="Kontakt DAV" />
      <page pageid="110" ns="0" title="Návod DAV" />
      <page pageid="111" ns="0" title="Výber školiteľa a témy, DAV" />
      <page pageid="113" ns="0" title="Školitelia a témy DAV" />
      <page pageid="118" ns="0" title="Letný semester, pravidlá, DAV" />
      <page pageid="121" ns="0" title="Oznamy DAV, 16.2.2023" />
      <page pageid="122" ns="0" title="Komentáre, DAV" />
    </pages>
  </query>
</api>