[Ashley] took her grandson [Heidi] to the zoo. He loved feeding the monkeys. [Heidi] and her brother [Jacob] went to the movies together.
('Jacob', 'Ashley')
[Heidi] and her brother [Jacob] went to the movies together. [Ashley] took her grandson [Heidi] to the zoo. He loved feeding the monkeys.
[{('Jacob', 'grandmother', 'Ashley'): [('Jacob', 'sister', 'Heidi'), ('Heidi', 'grandmother', 'Ashley')]}]
['sister', 'grandmother']