[Ashley] drove her son [Nicholas] to his soccer game. [Nicholas] likes to go fishing with his sister. Her name is [Nancy].
('Ashley', 'Nancy')
[Ashley] drove her son [Nicholas] to his soccer game. [Nicholas] likes to go fishing with his sister. Her name is [Nancy].
[{('Ashley', 'daughter', 'Nancy'): [('Ashley', 'son', 'Nicholas'), ('Nicholas', 'sister', 'Nancy')]}]
['son', 'sister']