[Ashley] took her daughter, [Nancy], out to High Tea yesterday afternoon. [Nicholas] took his sister [Nancy] out to dinner for her birthday.
('Ashley', 'Nicholas')
[Ashley] took her daughter, [Nancy], out to High Tea yesterday afternoon. [Nicholas] took his sister [Nancy] out to dinner for her birthday.
[{('Ashley', 'son', 'Nicholas'): [('Ashley', 'daughter', 'Nancy'), ('Nancy', 'brother', 'Nicholas')]}]
['daughter', 'brother']