De or het principeovereenkomst?

The correct Dutch article is:

de principeovereenkomst

How to use principeovereenkomst

the principeovereenkomstde principeovereenkomst
this principeovereenkomstdeze principeovereenkomst
that principeovereenkomstdie principeovereenkomst
our principeovereenkomstonze principeovereenkomst
your principeovereenkomstjouw principeovereenkomst
every principeovereenkomstelke principeovereenkomst
which principeovereenkomst?welke principeovereenkomst?
a big principeovereenkomst / the big principeovereenkomsteen grote principeovereenkomst, de grote principeovereenkomst