[Elsie] went on a vacation with her brother [Allan]. [Allan] is son of [Marie]. [Marie] asked her son [Allan] to help her fix her television. [Allan] and his aunt, [Tracy], went to Disney World. They had a great time!
('Elsie', 'Tracy')
[Elsie] went on a vacation with her brother [Allan]. [Allan] is son of [Marie]. [Marie] asked her son [Allan] to help her fix her television. [Allan] and his aunt, [Tracy], went to Disney World. They had a great time!
[{('Elsie', 'aunt', 'Tracy'): [('Elsie', 'mother', 'Marie'), ('Marie', 'sister', 'Tracy')]}, {('Elsie', 'mother', 'Marie'): [('Elsie', 'brother', 'Allan'), ('Allan', 'mother', 'Marie')]}, {('Marie', 'sister', 'Tracy'): [('Marie', 'son', 'Allan'), ('Allan', 'aunt', 'Tracy')]}]
['brother', 'mother', 'son', 'aunt']