[David] took her daughter [Evangeline] to visit [Evangeline]'s grandfather, [James]. [David] and her sister [Cindy] played golf together. [David] won easily.
('Cindy', 'James')
[David] and her sister [Cindy] played golf together. [David] won easily. [David] took her daughter [Evangeline] to visit [Evangeline]'s grandfather, [James].
[{('Cindy', 'father', 'James'): [('Cindy', 'sister', 'David'), ('David', 'father', 'James')]}, {('David', 'father', 'James'): [('David', 'daughter', 'Evangeline'), ('Evangeline', 'grandfather', 'James')]}]
['sister', 'daughter', 'grandfather']