[Wayne] and his son [Robert] were working in their vegetable garden in the backyard. [Ashley] asked [Wayne], her son, to bring her carrots, tomatoes, and potatoes, for the stew she was making for dinner.
('Ashley', 'Robert')
[Wayne] and his son [Robert] were working in their vegetable garden in the backyard. [Ashley] asked [Wayne], her son, to bring her carrots, tomatoes, and potatoes, for the stew she was making for dinner.
[{('Ashley', 'grandson', 'Robert'): [('Ashley', 'son', 'Wayne'), ('Wayne', 'son', 'Robert')]}]
['son', 'son']