[Clarence] has a son named [Wayne] that looks exactly like him. [Wayne] is proud of his son. His name is [Jeff].
('Jeff', 'Clarence')
[Wayne] is proud of his son. His name is [Jeff]. [Clarence] has a son named [Wayne] that looks exactly like him.
[{('Jeff', 'grandfather', 'Clarence'): [('Jeff', 'father', 'Wayne'), ('Wayne', 'father', 'Clarence')]}]
['father', 'father']