[Tony] went his grandfather [Clarence] to the park to look for birds. [Ashley] is the [Clarence]'s wife.
('Ashley', 'Tony')
[Ashley] is the [Clarence]'s wife. [Tony] went his grandfather [Clarence] to the park to look for birds.
[{('Ashley', 'grandson', 'Tony'): [('Ashley', 'husband', 'Clarence'), ('Clarence', 'grandson', 'Tony')]}]
['husband', 'grandson']