[Wayne] wanted his son, [Robert], to go fishing with him. [Wayne] likes to go fishing with his sister. Her name is [Amy].
('Robert', 'Amy')
[Wayne] wanted his son, [Robert], to go fishing with him. [Wayne] likes to go fishing with his sister. Her name is [Amy].
[{('Robert', 'aunt', 'Amy'): [('Robert', 'father', 'Wayne'), ('Wayne', 'sister', 'Amy')]}]
['father', 'sister']