[Nancy] loves cooking for her son. His name is [Kevin]. [Wayne]'s wife, [Nancy], went to a gas station to check on the gas prices
('Wayne', 'Kevin')
[Wayne]'s wife, [Nancy], went to a gas station to check on the gas prices [Nancy] loves cooking for her son. His name is [Kevin].
[{('Wayne', 'son', 'Kevin'): [('Wayne', 'wife', 'Nancy'), ('Nancy', 'son', 'Kevin')]}]
['wife', 'son']