[Milton] and his sister [Emily] went to brunch today at the new diner. [Milton]'s grandfather, [Clarence], picked him up from school.
('Emily', 'Clarence')
[Milton] and his sister [Emily] went to brunch today at the new diner. [Milton]'s grandfather, [Clarence], picked him up from school.
[{('Emily', 'grandfather', 'Clarence'): [('Emily', 'brother', 'Milton'), ('Milton', 'grandfather', 'Clarence')]}]
['brother', 'grandfather']