[Clarence] is proud of his daughter [Nancy]. [Nancy] is just as proud of her daughter, [Heidi].
('Clarence', 'Heidi')
[Clarence] is proud of his daughter [Nancy]. [Nancy] is just as proud of her daughter, [Heidi].
[{('Clarence', 'granddaughter', 'Heidi'): [('Clarence', 'daughter', 'Nancy'), ('Nancy', 'daughter', 'Heidi')]}]
['daughter', 'daughter']