[Ashley] wanted her daughter, [Nancy], to go shopping with her. [Nancy] invited her sister, [Theresa].
('Ashley', 'Theresa')
[Ashley] wanted her daughter, [Nancy], to go shopping with her. [Nancy] invited her sister, [Theresa].
[{('Ashley', 'daughter', 'Theresa'): [('Ashley', 'daughter', 'Nancy'), ('Nancy', 'sister', 'Theresa')]}]
['daughter', 'sister']