[David]'s sister, [Cindy], recently started acting. [Wilhelmina] was celebrating her birthday with her mother [Cindy]. [David]'s father is named [James].
('Wilhelmina', 'James')
[Wilhelmina] was celebrating her birthday with her mother [Cindy]. [David]'s sister, [Cindy], recently started acting. [David]'s father is named [James].
[{('Wilhelmina', 'grandfather', 'James'): [('Wilhelmina', 'mother', 'Cindy'), ('Cindy', 'father', 'James')]}, {('Cindy', 'father', 'James'): [('Cindy', 'sister', 'David'), ('David', 'father', 'James')]}]
['mother', 'sister', 'father']