[Lillian]'s daughter, [Ann], asked her mom to read her a story. [Dale] was having an argument with her sister, [Lillian].
('Dale', 'Ann')
[Dale] was having an argument with her sister, [Lillian]. [Lillian]'s daughter, [Ann], asked her mom to read her a story.
[{('Dale', 'niece', 'Ann'): [('Dale', 'sister', 'Lillian'), ('Lillian', 'daughter', 'Ann')]}]
['sister', 'daughter']