[Marie] noticed her daughter [Angelica] was n't feeling well. [Angelica]'s sister, [Elsie], went to get medicine. [Dorothy] asked her two sisters [Marie] and [Tracy] if they were free for coffee this coming weekend.
('Tracy', 'Elsie')
[Dorothy] asked her two sisters [Marie] and [Tracy] if they were free for coffee this coming weekend. [Marie] noticed her daughter [Angelica] was n't feeling well. [Angelica]'s sister, [Elsie], went to get medicine.
[{('Tracy', 'niece', 'Elsie'): [('Tracy', 'sister', 'Marie'), ('Marie', 'daughter', 'Elsie')]}, {('Tracy', 'sister', 'Marie'): [('Tracy', 'sister', 'Dorothy'), ('Dorothy', 'sister', 'Marie')]}, {('Marie', 'daughter', 'Elsie'): [('Marie', 'daughter', 'Angelica'), ('Angelica', 'sister', 'Elsie')]}]
['sister', 'sister', 'daughter', 'sister']