[Chris]'s sister, [Pamela], was crying, so he told her a joke. She laughed, and felt better. [Wesley] went to [Frances]'s house for dinner. [Pamela] and her father [Wesley] went to the park. They had a wonderful time there, feeding the ducks.
('Chris', 'Frances')
[Chris]'s sister, [Pamela], was crying, so he told her a joke. She laughed, and felt better. [Pamela] and her father [Wesley] went to the park. They had a wonderful time there, feeding the ducks. [Wesley] went to [Frances]'s house for dinner.
[{('Chris', 'grandmother', 'Frances'): [('Chris', 'sister', 'Pamela'), ('Pamela', 'grandmother', 'Frances')]}, {('Pamela', 'grandmother', 'Frances'): [('Pamela', 'father', 'Wesley'), ('Wesley', 'mother', 'Frances')]}]
['sister', 'father', 'mother']