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>
    <links gplcontinue="1|0|Under-18_Premier_League_Cup" />
  </query-continue>
  <query>
    <pages>
      <page pageid="5371" ns="0" title="EFL Trophy" touched="2017-08-01T13:43:24Z" lastrevid="43779" counter="5950" length="344" />
      <page pageid="174" ns="0" title="England" touched="2023-08-20T11:00:59Z" lastrevid="98166" counter="54812" length="1330" />
      <page pageid="99" ns="0" title="FA Youth Cup" touched="2024-01-04T22:33:21Z" lastrevid="102419" counter="25602" length="7857" />
      <page pageid="5370" ns="0" title="Premier League 2" touched="2024-04-09T11:01:29Z" lastrevid="105113" counter="12715" length="900" />
      <page pageid="111" ns="0" title="Premier League Cup" touched="2022-07-02T12:28:53Z" lastrevid="88872" counter="13321" length="1180" />
      <page pageid="5229" ns="0" title="Premier League International Cup" touched="2023-12-29T15:39:51Z" lastrevid="102254" counter="6450" length="916" />
      <page pageid="838" ns="0" title="Professional Development League 2" touched="2022-07-02T12:23:32Z" lastrevid="88869" counter="17950" length="932" />
      <page pageid="109" ns="0" title="UEFA Youth League" touched="2020-08-27T12:08:58Z" lastrevid="72597" counter="9148" length="1265" />
      <page pageid="371" ns="0" title="Under-18 League 2" touched="2022-07-02T12:25:54Z" lastrevid="88870" counter="15799" length="1051" />
      <page pageid="101" ns="0" title="Under-18 Premier League" touched="2024-04-08T11:07:24Z" lastrevid="105050" counter="23541" length="1232" />
    </pages>
  </query>
</api>