[Ann] and her brother [John] went to the diner to eat yummy food together. [Clarence] rushed to see his grandmother, [Ann], in the hospital.
('John', 'Clarence')
[Ann] and her brother [John] went to the diner to eat yummy food together. [Clarence] rushed to see his grandmother, [Ann], in the hospital.
[{('John', 'grandfather', 'Clarence'): [('John', 'sister', 'Ann'), ('Ann', 'grandfather', 'Clarence')]}]
['sister', 'grandfather']