[Cindy] went shopping with her daughter [Anna]. [Anna]'s sister [Natasha] was too busy to join them. [Cindy] is married to Thomas and when she was 24, the couple welcomed [Carrie] into the world.
('Natasha', 'Carrie')
[Cindy] went shopping with her daughter [Anna]. [Anna]'s sister [Natasha] was too busy to join them. [Cindy] is married to Thomas and when she was 24, the couple welcomed [Carrie] into the world.
[{('Natasha', 'sister', 'Carrie'): [('Natasha', 'sister', 'Anna'), ('Anna', 'sister', 'Carrie')]}, {('Anna', 'sister', 'Carrie'): [('Anna', 'mother', 'Cindy'), ('Cindy', 'daughter', 'Carrie')]}]
['sister', 'mother', 'daughter']