[Wayne] decided to take his son, [Kevin], on a ski vacation. [Ashley]'s son, [Wayne], went with her to the store to buy candy for Halloween.
('Ashley', 'Kevin')
[Ashley]'s son, [Wayne], went with her to the store to buy candy for Halloween. [Wayne] decided to take his son, [Kevin], on a ski vacation.
[{('Ashley', 'grandson', 'Kevin'): [('Ashley', 'son', 'Wayne'), ('Wayne', 'son', 'Kevin')]}]
['son', 'son']