[Theresa] baked a cake for her son [James]. [James] has always wanted to go to Disneyland. His uncle [Nicholas] has promised to take him this summer.
('Theresa', 'Nicholas')
[Theresa] baked a cake for her son [James]. [James] has always wanted to go to Disneyland. His uncle [Nicholas] has promised to take him this summer.
[{('Theresa', 'brother', 'Nicholas'): [('Theresa', 'son', 'James'), ('James', 'uncle', 'Nicholas')]}]
['son', 'uncle']