After leaving his mom [Tracy]'s house [Bobby] called his sister [Bettie]. [Dorothy] went to the arcade with her niece, [Bettie]. They had lots of fun playing together. [Marie] and her sister [Dorothy] braided each other's hair before school.
('Tracy', 'Marie')
After leaving his mom [Tracy]'s house [Bobby] called his sister [Bettie]. [Dorothy] went to the arcade with her niece, [Bettie]. They had lots of fun playing together. [Marie] and her sister [Dorothy] braided each other's hair before school.
[{('Tracy', 'sister', 'Marie'): [('Tracy', 'sister', 'Dorothy'), ('Dorothy', 'sister', 'Marie')]}, {('Tracy', 'sister', 'Dorothy'): [('Tracy', 'daughter', 'Bettie'), ('Bettie', 'aunt', 'Dorothy')]}, {('Tracy', 'daughter', 'Bettie'): [('Tracy', 'son', 'Bobby'), ('Bobby', 'sister', 'Bettie')]}]
['son', 'sister', 'aunt', 'sister']