[Lena]'s brother [Joshua] took her to the fair when she was little. [Joshua] also brought his brother [Hugh]. [Hugh] braided his sister [Cindy]'s hair.
('Lena', 'Cindy')
[Lena]'s brother [Joshua] took her to the fair when she was little. [Joshua] also brought his brother [Hugh]. [Hugh] braided his sister [Cindy]'s hair.
[{('Lena', 'sister', 'Cindy'): [('Lena', 'brother', 'Hugh'), ('Hugh', 'sister', 'Cindy')]}, {('Lena', 'brother', 'Hugh'): [('Lena', 'brother', 'Joshua'), ('Joshua', 'brother', 'Hugh')]}]
['brother', 'brother', 'sister']