Papal residence (7)
I believe the answer is:
vatican
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">papal residence</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for vatican that I've seen before include "Pope's home" , "Pope's residence" , "Independent state within Rome" , "European state" , "religious authority" .)