[Michael] spent the day with his aunt, [Cindy]. They had a wonderful time doing all sorts of things. [James] took his son [Hugh] to school this morning because he missed the bus. [Hugh] is an engineer who loves to take his son [Michael] to the science museum to help him learn about the world
('James', 'Cindy')
[James] took his son [Hugh] to school this morning because he missed the bus. [Hugh] is an engineer who loves to take his son [Michael] to the science museum to help him learn about the world [Michael] spent the day with his aunt, [Cindy]. They had a wonderful time doing all sorts of things.
[{('James', 'daughter', 'Cindy'): [('James', 'son', 'Hugh'), ('Hugh', 'sister', 'Cindy')]}, {('Hugh', 'sister', 'Cindy'): [('Hugh', 'son', 'Michael'), ('Michael', 'aunt', 'Cindy')]}]
['son', 'son', 'aunt']