[Amy] loves the company [Nicholas]. [Nicholas] has been married to [Amy] for 5 years. [Nicholas] took his son [Dennis] for boxing lessons. He felt the boy needed to toughen up.
('Amy', 'Dennis')
[Amy] loves the company [Nicholas]. [Nicholas] has been married to [Amy] for 5 years. [Nicholas] took his son [Dennis] for boxing lessons. He felt the boy needed to toughen up.
[{('Amy', 'son', 'Dennis'): [('Amy', 'husband', 'Nicholas'), ('Nicholas', 'son', 'Dennis')]}]
['husband', 'son']