[Frances] and her husband [James] took their daughter [David] to the mall. [David]'s sister [Cindy] was grounded and stayed home.
('Frances', 'Cindy')
[Frances] and her husband [James] took their daughter [David] to the mall. [David]'s sister [Cindy] was grounded and stayed home.
[{('Frances', 'daughter', 'Cindy'): [('Frances', 'husband', 'James'), ('James', 'daughter', 'Cindy')]}, {('James', 'daughter', 'Cindy'): [('James', 'daughter', 'David'), ('David', 'sister', 'Cindy')]}]
['husband', 'daughter', 'sister']