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="Barville-Haute" />
  </query-continue>
  <query>
    <pages>
      <page ns="0" title="Badonvilliers" missing="" />
      <page ns="0" title="Ban-sur-Meurthe" missing="" />
      <page pageid="458" ns="0" title="Baccarat*26/05/1889*Accident mortel*Edgar Berr" />
      <page pageid="402" ns="0" title="Baccarat*26/05/1889*Accident mortel* Léon Kubler" />
      <page pageid="3356" ns="0" title="Badménil" />
      <page pageid="3492" ns="0" title="Bagnards lorrains" />
      <page pageid="362" ns="0" title="Bagnards lorrains en Guyane" />
      <page pageid="459" ns="0" title="Bar-le-Duc*26/05/1889*Accident mortel*Berthe George" />
      <page pageid="3340" ns="0" title="Bar-sur-Ornain" />
      <page pageid="394" ns="0" title="Barbey-Seroux*21/05/1889*Suicide*Marie-Chritine Baradel" />
    </pages>
  </query>
</api>