[Nancy]'s brother [Nicholas] and her went to get ice cream. [Nancy] and her daughter [Heidi] went to church. They were both very religious.
('Nicholas', 'Heidi')
[Nancy]'s brother [Nicholas] and her went to get ice cream. [Nancy] and her daughter [Heidi] went to church. They were both very religious.
[{('Nicholas', 'niece', 'Heidi'): [('Nicholas', 'sister', 'Nancy'), ('Nancy', 'daughter', 'Heidi')]}]
['sister', 'daughter']