[Theresa] and her sister [Amy] are the only children in their family. [Theresa] and her brother [Wayne] were having a wonderful time at Disneyland.
('Amy', 'Wayne')
[Theresa] and her sister [Amy] are the only children in their family. [Theresa] and her brother [Wayne] were having a wonderful time at Disneyland.
[{('Amy', 'brother', 'Wayne'): [('Amy', 'sister', 'Theresa'), ('Theresa', 'brother', 'Wayne')]}]
['sister', 'brother']