[Elsie] took her younger sister [Michelle] to the carnival last weekend. [Marie] played golf with her son [John]. [John]'s sister [Elsie] watched with delight. [Dorothy] took her sister [Marie] out for dinner to celebrate her birthday.
('Michelle', 'Dorothy')
[Elsie] took her younger sister [Michelle] to the carnival last weekend. [Marie] played golf with her son [John]. [John]'s sister [Elsie] watched with delight. [Dorothy] took her sister [Marie] out for dinner to celebrate her birthday.
[{('Michelle', 'aunt', 'Dorothy'): [('Michelle', 'mother', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('Michelle', 'mother', 'Marie'): [('Michelle', 'sister', 'Elsie'), ('Elsie', 'mother', 'Marie')]}, {('Elsie', 'mother', 'Marie'): [('Elsie', 'brother', 'John'), ('John', 'mother', 'Marie')]}]
['sister', 'brother', 'mother', 'sister']