[Nancy] and her daughter [Heidi] are entering the competition together. [Clarence] and his daughter, [Nancy] go to concerts every week.
('Clarence', 'Heidi')
[Clarence] and his daughter, [Nancy] go to concerts every week. [Nancy] and her daughter [Heidi] are entering the competition together.
[{('Clarence', 'granddaughter', 'Heidi'): [('Clarence', 'daughter', 'Nancy'), ('Nancy', 'daughter', 'Heidi')]}]
['daughter', 'daughter']