[Nancy] is married to Thomas and when she was 24, the couple welcomed [Heidi] into the world. [Theresa] recently went on a trip to visit her niece [Heidi].
('Nancy', 'Theresa')
[Nancy] is married to Thomas and when she was 24, the couple welcomed [Heidi] into the world. [Theresa] recently went on a trip to visit her niece [Heidi].
[{('Nancy', 'sister', 'Theresa'): [('Nancy', 'daughter', 'Heidi'), ('Heidi', 'aunt', 'Theresa')]}]
['daughter', 'aunt']