City in Belgium; capital of Hainaut province (4)
I believe the answer is:
mons
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">city in belgium</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >'<span class="explanation-format__original">capital of hainaut province</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I know that Mons capital of Hainaut)</span><br/ ><br/ ></span>
(Other definitions for mons that I've seen before include "Battlefield" , "Belgian town" , "place of conflict?" , "Belgian World War One battle site" , "First major battle of World War I" .)