[Joshua] is so proud of his son. [Clarence] is the son's name. [Cindy] took her nephew, [Clarence], to go feed the ducks at the park. [Lena] took her younger sister [Cindy] to the carnival last weekend.
('Joshua', 'Lena')
[Joshua] is so proud of his son. [Clarence] is the son's name. [Cindy] took her nephew, [Clarence], to go feed the ducks at the park. [Lena] took her younger sister [Cindy] to the carnival last weekend.
[{('Joshua', 'sister', 'Lena'): [('Joshua', 'sister', 'Cindy'), ('Cindy', 'sister', 'Lena')]}, {('Joshua', 'sister', 'Cindy'): [('Joshua', 'son', 'Clarence'), ('Clarence', 'aunt', 'Cindy')]}]
['son', 'aunt', 'sister']