Answer:
You must keep this thing. Its loss will affect your brothers. For once yours is lost, it will soon be lost by others.
What can you throw but not catch?
If eleven plus two equals one, what is nine plus five equal to?
A tree with 5 branches, no leaves and no fruits
I have three hundred cattle, with a single nose cord
What did the piece of wood say when he saw the screwdriver and screws approaching?