[Ashley] was baking cookies for her grandson, [Douglas]. [Douglas]'s brother [Jerry] came home from school, so she baked some extra for him, too.
('Ashley', 'Jerry')
[Ashley] was baking cookies for her grandson, [Douglas]. [Douglas]'s brother [Jerry] came home from school, so she baked some extra for him, too.
[{('Ashley', 'grandson', 'Jerry'): [('Ashley', 'grandson', 'Douglas'), ('Douglas', 'brother', 'Jerry')]}]
['grandson', 'brother']