[Ashley] made cookies with her daughter [Amy]. [Amy]'s son [Dennis] ate all of the cookies.
('Ashley', 'Dennis')
[Ashley] made cookies with her daughter [Amy]. [Amy]'s son [Dennis] ate all of the cookies.
[{('Ashley', 'grandson', 'Dennis'): [('Ashley', 'daughter', 'Amy'), ('Amy', 'son', 'Dennis')]}]
['daughter', 'son']