[Lena]'s son, [Chris], recently started a pawn shop. [Lynn] was talking about food with her sister [Lena]. [David] took her nephew [Chris] to see a movie last Saturday. They had a good time.
('Lynn', 'David')
[Lynn] was talking about food with her sister [Lena]. [Lena]'s son, [Chris], recently started a pawn shop. [David] took her nephew [Chris] to see a movie last Saturday. They had a good time.
[{('Lynn', 'sister', 'David'): [('Lynn', 'sister', 'Lena'), ('Lena', 'sister', 'David')]}, {('Lena', 'sister', 'David'): [('Lena', 'son', 'Chris'), ('Chris', 'aunt', 'David')]}]
['sister', 'son', 'aunt']