[Lorraine] took her mother, [Nancy], out for lunch. [Amy] is a woman with a sister named [Nancy].
('Lorraine', 'Amy')
[Lorraine] took her mother, [Nancy], out for lunch. [Amy] is a woman with a sister named [Nancy].
[{('Lorraine', 'aunt', 'Amy'): [('Lorraine', 'mother', 'Nancy'), ('Nancy', 'sister', 'Amy')]}]
['mother', 'sister']