[Wayne] and his wife, [Nancy], went to a football game. [Wayne] had a wonderful time, but [Nancy] was bored. [Nancy] loved to care for her newborn child [Robert].
('Wayne', 'Robert')
[Wayne] and his wife, [Nancy], went to a football game. [Wayne] had a wonderful time, but [Nancy] was bored. [Nancy] loved to care for her newborn child [Robert].
[{('Wayne', 'son', 'Robert'): [('Wayne', 'wife', 'Nancy'), ('Nancy', 'son', 'Robert')]}]
['wife', 'son']