[Cindy] wanted to take her son [Leonard] to visit her Father [James] for the weekend. [Cindy] saw her sister [David] while they were there.
('David', 'Leonard')
[Cindy] wanted to take her son [Leonard] to visit her Father [James] for the weekend. [Cindy] saw her sister [David] while they were there.
[{('David', 'nephew', 'Leonard'): [('David', 'sister', 'Cindy'), ('Cindy', 'son', 'Leonard')]}, {('David', 'sister', 'Cindy'): [('David', 'father', 'James'), ('James', 'daughter', 'Cindy')]}]
['father', 'daughter', 'son']