[Glen] made cookies with his grandma [Ashley]. [Nicholas] is frustrated teaching his son how to drive. His son is [Glen].
('Nicholas', 'Ashley')
[Nicholas] is frustrated teaching his son how to drive. His son is [Glen]. [Glen] made cookies with his grandma [Ashley].
[{('Nicholas', 'mother', 'Ashley'): [('Nicholas', 'son', 'Glen'), ('Glen', 'grandmother', 'Ashley')]}]
['son', 'grandmother']