[Nancy] and her daughter [Heidi] went out for ice cream. [Nancy] got a cone and [Heidi] got a sundae. [Heidi] ca n't wait to see her favorite aunt [Amy].
('Nancy', 'Amy')
[Nancy] and her daughter [Heidi] went out for ice cream. [Nancy] got a cone and [Heidi] got a sundae. [Heidi] ca n't wait to see her favorite aunt [Amy].
[{('Nancy', 'sister', 'Amy'): [('Nancy', 'daughter', 'Heidi'), ('Heidi', 'aunt', 'Amy')]}]
['daughter', 'aunt']