[Wayne] took his sister [Amy] to lunch one day. [Wayne] 'father [Clarence] gave him the money to pay for it.
('Amy', 'Clarence')
[Wayne] took his sister [Amy] to lunch one day. [Wayne] 'father [Clarence] gave him the money to pay for it.
[{('Amy', 'father', 'Clarence'): [('Amy', 'brother', 'Wayne'), ('Wayne', 'father', 'Clarence')]}]
['brother', 'father']