[Cindy] and her mother [Frances] attended a play at the theater. [Cindy]'s daughter, [Wilhelmina], just graduated high school. [Frances] and her daughter [David] went shopping together last Monday and they bought new shoes for [Frances]'s kids.
('David', 'Wilhelmina')
[Frances] and her daughter [David] went shopping together last Monday and they bought new shoes for [Frances]'s kids. [Cindy] and her mother [Frances] attended a play at the theater. [Cindy]'s daughter, [Wilhelmina], just graduated high school.
[{('David', 'niece', 'Wilhelmina'): [('David', 'sister', 'Cindy'), ('Cindy', 'daughter', 'Wilhelmina')]}, {('David', 'sister', 'Cindy'): [('David', 'mother', 'Frances'), ('Frances', 'daughter', 'Cindy')]}]
['mother', 'daughter', 'daughter']