[Marie] asked her grandmother [Frances] to help her tie her shoes. [Frances] told her she was old enough to do it on her own. [Lena] went out to dinner with her sister [David], and [David]'s daughter [Marie].
('Lena', 'Frances')
[Lena] went out to dinner with her sister [David], and [David]'s daughter [Marie]. [Marie] asked her grandmother [Frances] to help her tie her shoes. [Frances] told her she was old enough to do it on her own.
[{('Lena', 'mother', 'Frances'): [('Lena', 'sister', 'David'), ('David', 'mother', 'Frances')]}, {('David', 'mother', 'Frances'): [('David', 'daughter', 'Marie'), ('Marie', 'grandmother', 'Frances')]}]
['sister', 'daughter', 'grandmother']