If employees reside permanently at the house of the father / mother / relatives. A long time ago. (Which can be proved), but not named in the register as such. And no lease.
If an employee permanently living at home, his father's mother//relatives for a long time (which can be proven), but not in the House, and there is no lease.
In case of a permanent employees living in the house of my father/mother/relatives a long time, (which can be proved), but there is no name in the Register house and there is no rental agreement.