[Fernando]'s sister, [Regina], did n't have time to play with him. She was busy helping her grandmother [Mary] with the dishes.
('Fernando', 'Mary')
[Fernando]'s sister, [Regina], did n't have time to play with him. She was busy helping her grandmother [Mary] with the dishes.
[{('Fernando', 'grandmother', 'Mary'): [('Fernando', 'sister', 'Regina'), ('Regina', 'grandmother', 'Mary')]}]