De or het debatronde?

The correct Dutch article is:

de debatronde

How to use debatronde

the debatrondede debatronde
this debatrondedeze debatronde
that debatrondedie debatronde
our debatrondeonze debatronde
your debatrondejouw debatronde
every debatrondeelke debatronde
which debatronde?welke debatronde?
a big debatronde / the big debatrondeeen grote debatronde, de grote debatronde