[Ashley] bought opera tickets as a surprise for her husband [Clarence]. [Clarence]'s grandson, [Jacob], wanted to go too.
('Ashley', 'Jacob')
[Ashley] bought opera tickets as a surprise for her husband [Clarence]. [Clarence]'s grandson, [Jacob], wanted to go too.
[{('Ashley', 'grandson', 'Jacob'): [('Ashley', 'husband', 'Clarence'), ('Clarence', 'grandson', 'Jacob')]}]
['husband', 'grandson']