[Lena] took her son [Irvin] to the mall to shop for school clothes. [Irvin] ca n't stand his unfriendly aunt [Cindy]. [Frances] was so proud of her daughter [Cindy] for getting straight A's this semester.
('Lena', 'Frances')
[Lena] took her son [Irvin] to the mall to shop for school clothes. [Irvin] ca n't stand his unfriendly aunt [Cindy]. [Frances] was so proud of her daughter [Cindy] for getting straight A's this semester.
[{('Lena', 'mother', 'Frances'): [('Lena', 'sister', 'Cindy'), ('Cindy', 'mother', 'Frances')]}, {('Lena', 'sister', 'Cindy'): [('Lena', 'son', 'Irvin'), ('Irvin', 'aunt', 'Cindy')]}]
['son', 'aunt', 'mother']