[Ashley] drove her daughter [Theresa] to the hospital. [Theresa]'s son [James] showed up shortly after.
('Ashley', 'James')
[Ashley] drove her daughter [Theresa] to the hospital. [Theresa]'s son [James] showed up shortly after.
[{('Ashley', 'grandson', 'James'): [('Ashley', 'daughter', 'Theresa'), ('Theresa', 'son', 'James')]}]
['daughter', 'son']