[Elsie] has an aunt named [Dorothy] [Dorothy] and her daughter [Cheryl] went out for ice cream. [Dorothy] got a cone and [Cheryl] got a sundae. [Robert] took his daughter [Angelica] to school Monday. [Angelica]'s sister [Elsie] was already there because she got a ride with one of her friends.
('Robert', 'Cheryl')
[Robert] took his daughter [Angelica] to school Monday. [Angelica]'s sister [Elsie] was already there because she got a ride with one of her friends. [Elsie] has an aunt named [Dorothy] [Dorothy] and her daughter [Cheryl] went out for ice cream. [Dorothy] got a cone and [Cheryl] got a sundae.
[{('Robert', 'niece', 'Cheryl'): [('Robert', 'sister', 'Dorothy'), ('Dorothy', 'daughter', 'Cheryl')]}, {('Robert', 'sister', 'Dorothy'): [('Robert', 'daughter', 'Elsie'), ('Elsie', 'aunt', 'Dorothy')]}, {('Robert', 'daughter', 'Elsie'): [('Robert', 'daughter', 'Angelica'), ('Angelica', 'sister', 'Elsie')]}]
['daughter', 'sister', 'aunt', 'daughter']