[Michael] loves to play baseball with his dad, [Nicholas]. [Nicholas]'s son is sick today so his mother, [Amy], will stay home with him.
('Amy', 'Michael')
[Nicholas]'s son is sick today so his mother, [Amy], will stay home with him. [Michael] loves to play baseball with his dad, [Nicholas].
[{('Amy', 'son', 'Michael'): [('Amy', 'husband', 'Nicholas'), ('Nicholas', 'son', 'Michael')]}]
['husband', 'son']