right is deceased auntie sons in Grandfather property

Namste sir I want to ask u, are Right is dead daughter married son's in his alive grandfather Entail(not self acquired) property. We have already completed settelment of property in civil court within my grandfather, my grandmother,my mother and my brothers except of our dead auntie son's. But my dead auntie son's demanding money to us otherwise they said we going to court and we assert on of u all. My questions is :-Are right of deceased auntie sons in alive grandfather property which settlement has alrady done when grandfather are alive.