[Nancy]'s daughter, [Louise], asked her mom to read her a story. [Nancy] and [Dale] had a picnic at the park. They had sandwiches and salad.
('Dale', 'Louise')
[Nancy] and [Dale] had a picnic at the park. They had sandwiches and salad. [Nancy]'s daughter, [Louise], asked her mom to read her a story.
[{('Dale', 'niece', 'Louise'): [('Dale', 'sister', 'Nancy'), ('Nancy', 'daughter', 'Louise')]}]
['sister', 'daughter']