[Lillian] is married to Thomas and when she was 24, the couple welcomed [Ann] into the world. [Lillian] called [Nancy], her sister, to see if she wanted to go out to eat.
('Nancy', 'Ann')
[Lillian] called [Nancy], her sister, to see if she wanted to go out to eat. [Lillian] is married to Thomas and when she was 24, the couple welcomed [Ann] into the world.
[{('Nancy', 'niece', 'Ann'): [('Nancy', 'sister', 'Lillian'), ('Lillian', 'daughter', 'Ann')]}]
['sister', 'daughter']