[John] took his nephew [Rigoberto] to a new amusement park that had just opened last weekend. [Helen] drove her son [Rigoberto] to his soccer game. [James] bought an expensive ring for his wife [Helen].
('James', 'John')
[James] bought an expensive ring for his wife [Helen]. [Helen] drove her son [Rigoberto] to his soccer game. [John] took his nephew [Rigoberto] to a new amusement park that had just opened last weekend.
[{('James', 'brother', 'John'): [('James', 'son', 'Rigoberto'), ('Rigoberto', 'uncle', 'John')]}, {('James', 'son', 'Rigoberto'): [('James', 'wife', 'Helen'), ('Helen', 'son', 'Rigoberto')]}]