[Nancy] took her son [Kevin] to the football game. [Kevin] and his aunt, [Theresa], were n't on speaking terms. Nobody remembered what the disagreement was anymore, but it had lasted for years.
('Nancy', 'Theresa')
[Nancy] took her son [Kevin] to the football game. [Kevin] and his aunt, [Theresa], were n't on speaking terms. Nobody remembered what the disagreement was anymore, but it had lasted for years.
[{('Nancy', 'sister', 'Theresa'): [('Nancy', 'son', 'Kevin'), ('Kevin', 'aunt', 'Theresa')]}]
['son', 'aunt']