[Marie] enjoys making burritos for her son. His name is [Allan]. [Tracy] was eager to see her niece, [Angelica]. They had n't seen each other in ages [Angelica] and her mother [Marie] went to volunteer at the homeless shelter last weekend. [Robert] is helping his son study. His name is [Allan].
('Robert', 'Tracy')
[Robert] is helping his son study. His name is [Allan]. [Marie] enjoys making burritos for her son. His name is [Allan]. [Angelica] and her mother [Marie] went to volunteer at the homeless shelter last weekend. [Tracy] was eager to see her niece, [Angelica]. They had n't seen each other in ages
[{('Robert', 'sister', 'Tracy'): [('Robert', 'son', 'Allan'), ('Allan', 'aunt', 'Tracy')]}, {('Allan', 'aunt', 'Tracy'): [('Allan', 'mother', 'Marie'), ('Marie', 'sister', 'Tracy')]}, {('Marie', 'sister', 'Tracy'): [('Marie', 'daughter', 'Angelica'), ('Angelica', 'aunt', 'Tracy')]}]
['son', 'mother', 'daughter', 'aunt']