[Wayne] took his nephew [Jerry] to the park to teach him how to ride a bike. [Lillian] has a son named [Jerry].
('Lillian', 'Wayne')
[Lillian] has a son named [Jerry]. [Wayne] took his nephew [Jerry] to the park to teach him how to ride a bike.
[{('Lillian', 'brother', 'Wayne'): [('Lillian', 'son', 'Jerry'), ('Jerry', 'uncle', 'Wayne')]}]
['son', 'uncle']