[Nicholas] and his sister, [Nancy], went shopping. [Nancy] asked her mom [Ashley] if she wanted anything, but [Ashley] said no.
('Nicholas', 'Ashley')
[Nicholas] and his sister, [Nancy], went shopping. [Nancy] asked her mom [Ashley] if she wanted anything, but [Ashley] said no.
[{('Nicholas', 'mother', 'Ashley'): [('Nicholas', 'sister', 'Nancy'), ('Nancy', 'mother', 'Ashley')]}]
['sister', 'mother']