[Cindy] and her brother [Hugh] played ball outside. [Cindy]'s brother [Wesley] stayed inside. [Wesley] took his daughter [Mildred] to ballet class.
('Mildred', 'Hugh')
[Wesley] took his daughter [Mildred] to ballet class. [Cindy] and her brother [Hugh] played ball outside. [Cindy]'s brother [Wesley] stayed inside.
[{('Mildred', 'uncle', 'Hugh'): [('Mildred', 'father', 'Wesley'), ('Wesley', 'brother', 'Hugh')]}, {('Wesley', 'brother', 'Hugh'): [('Wesley', 'sister', 'Cindy'), ('Cindy', 'brother', 'Hugh')]}]
['father', 'sister', 'brother']