[Ashley] took her daughter [Nancy] to lunch. [Nancy] had to hire a babysitter for her son, [Kevin], so she could go out.
('Ashley', 'Kevin')
[Ashley] took her daughter [Nancy] to lunch. [Nancy] had to hire a babysitter for her son, [Kevin], so she could go out.
[{('Ashley', 'grandson', 'Kevin'): [('Ashley', 'daughter', 'Nancy'), ('Nancy', 'son', 'Kevin')]}]
['daughter', 'son']