[Hugh] took his nephew [Pete] to a new amusement park that had just opened last weekend. [Cindy] and her sister [Lynn] are going to the movies. [Pete] is staying home, but ca n't wait until his mother [Cindy] gets back.
('Lynn', 'Hugh')
[Cindy] and her sister [Lynn] are going to the movies. [Pete] is staying home, but ca n't wait until his mother [Cindy] gets back. [Hugh] took his nephew [Pete] to a new amusement park that had just opened last weekend.
[{('Lynn', 'brother', 'Hugh'): [('Lynn', 'sister', 'Cindy'), ('Cindy', 'brother', 'Hugh')]}, {('Cindy', 'brother', 'Hugh'): [('Cindy', 'son', 'Pete'), ('Pete', 'uncle', 'Hugh')]}]
['sister', 'son', 'uncle']