[Lena] took her son [Chris] shopping for new school clothes. They had a good time. [Wesley]'s son, [Chris], had been misbehaving, so [Wesley] had to spank him. [Frances]'s mom, [Lena] got ready for the party.
('Wesley', 'Frances')
[Wesley]'s son, [Chris], had been misbehaving, so [Wesley] had to spank him. [Lena] took her son [Chris] shopping for new school clothes. They had a good time. [Frances]'s mom, [Lena] got ready for the party.
[{('Wesley', 'mother', 'Frances'): [('Wesley', 'son', 'Chris'), ('Chris', 'grandmother', 'Frances')]}, {('Chris', 'grandmother', 'Frances'): [('Chris', 'mother', 'Lena'), ('Lena', 'mother', 'Frances')]}]
['son', 'mother', 'mother']