[Tony]'s father, [Dale], was busy at work do he took [Dale]'s mom, [Ashley], to the grocery store.
('Tony', 'Ashley')
[Tony]'s father, [Dale], was busy at work do he took [Dale]'s mom, [Ashley], to the grocery store.
[{('Tony', 'grandmother', 'Ashley'): [('Tony', 'father', 'Dale'), ('Dale', 'mother', 'Ashley')]}]
['father', 'mother']