[Nancy] took her daughter, [Heidi], to lunch. [Nancy] told her daughter [Lorraine] to wash up. Dinner was ready.
('Heidi', 'Lorraine')
[Nancy] took her daughter, [Heidi], to lunch. [Nancy] told her daughter [Lorraine] to wash up. Dinner was ready.
[{('Heidi', 'sister', 'Lorraine'): [('Heidi', 'mother', 'Nancy'), ('Nancy', 'daughter', 'Lorraine')]}]
['mother', 'daughter']