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>
    <querypage qpoffset="10" />
  </query-continue>
  <query>
    <querypage name="Ancientpages">
      <results>
        <page value="20240911090951" timestamp="2024-09-11T09:09:51Z" ns="0" title="ハワード・ガーディナー・クーシング" />
        <page value="20240911095141" timestamp="2024-09-11T09:51:41Z" ns="0" title="ブライソン・バローズ" />
        <page value="20240911102409" timestamp="2024-09-11T10:24:09Z" ns="0" title="Bryson Burroughs" />
        <page value="20240911235236" timestamp="2024-09-11T23:52:36Z" ns="0" title="Thomas Dewing" />
        <page value="20240912113652" timestamp="2024-09-12T11:36:52Z" ns="0" title="André Derain" />
        <page value="20240912113832" timestamp="2024-09-12T11:38:32Z" ns="0" title="アンドレ・ドラン" />
        <page value="20240912235658" timestamp="2024-09-12T23:56:58Z" ns="0" title="Norway" />
        <page value="20240913000931" timestamp="2024-09-13T00:09:31Z" ns="0" title="Karl James Anderson" />
        <page value="20240913001025" timestamp="2024-09-13T00:10:25Z" ns="0" title="James McNeill Whistler" />
        <page value="20240913001048" timestamp="2024-09-13T00:10:48Z" ns="0" title="Winslow Homer" />
      </results>
    </querypage>
  </query>
</api>