[Wayne] went to visit his sister [Amy] to the hospital last week. [Amy] was unhappy with her son, [Michael], and his grades. She enlisted a tutor to help him.
('Wayne', 'Michael')
[Wayne] went to visit his sister [Amy] to the hospital last week. [Amy] was unhappy with her son, [Michael], and his grades. She enlisted a tutor to help him.
[{('Wayne', 'nephew', 'Michael'): [('Wayne', 'sister', 'Amy'), ('Amy', 'son', 'Michael')]}]
['sister', 'son']