[Theresa] and her sister [Nancy] were going to the store to buy groceries. [Nancy]'s mom, [Ashley], called [Nancy] to ask her to buy a gallon of milk.
('Ashley', 'Theresa')
[Theresa] and her sister [Nancy] were going to the store to buy groceries. [Nancy]'s mom, [Ashley], called [Nancy] to ask her to buy a gallon of milk.
[{('Ashley', 'daughter', 'Theresa'): [('Ashley', 'daughter', 'Nancy'), ('Nancy', 'sister', 'Theresa')]}]
['daughter', 'sister']