[Amy] took her son, [Michael], to the movie theater for his birthday. [Amy] is a sister of [Wayne].
('Wayne', 'Michael')
[Amy] is a sister of [Wayne]. [Amy] took her son, [Michael], to the movie theater for his birthday.
[{('Wayne', 'nephew', 'Michael'): [('Wayne', 'sister', 'Amy'), ('Amy', 'son', 'Michael')]}]
['sister', 'son']