We wouldn't challenge anything. We challenged the 1960 agreements and the
Turks started a civil war because of it.
You didn’t challenge in a legal way you just destroyed illegally the constitution.
If you recognize the "TRNC" you can apply to their property commission and they
will compensate you or let you live under their rule like the engklovismenous.
Annan plan was just a translation of the "TRNC" to "TC component state".
This is what maybe what you should do.