[Nicholas]'s brother [George] came over to help him renovate the kitchen. [Ashley], [Nicholas]'s mother, brought over a home-made lunch.
('Ashley', 'George')
[Nicholas]'s brother [George] came over to help him renovate the kitchen. [Ashley], [Nicholas]'s mother, brought over a home-made lunch.
[{('Ashley', 'son', 'George'): [('Ashley', 'son', 'Nicholas'), ('Nicholas', 'brother', 'George')]}]
['son', 'brother']