an-Nasir Ahmad
... that the Mamluk sultan an-Nasir Ahmad ruled from the desert fortress of al-Karak instead of the Mamluk capital in Cairo?
... that the <a class="mw-redirect" href="./Mamluk_Sultanate_(Cairo)" id="mwAsQ" rel="mw:WikiLink" title="Mamluk Sultanate (Cairo)">Mamluk</a> sultan <b id="mwAsU"><a href="./An-Nasir_Ahmad,_Sultan_of_Egypt" id="mwAsY" rel="mw:WikiLink" title="An-Nasir Ahmad, Sultan of Egypt">an-Nasir Ahmad</a></b> ruled from the desert fortress of <a class="mw-redirect" href="./Al_Karak" id="mwAsc" rel="mw:WikiLink" title="Al Karak">al-Karak</a> instead of the Mamluk capital in <a href="./Cairo" id="mwAsg" rel="mw:WikiLink" title="Cairo">Cairo</a>?