[Theresa] and her brother [George] were having a wonderful time at Disneyland. [George] and his brother [Wayne] are constantly trying to one up each other.
('Theresa', 'Wayne')
[Theresa] and her brother [George] were having a wonderful time at Disneyland. [George] and his brother [Wayne] are constantly trying to one up each other.
[{('Theresa', 'brother', 'Wayne'): [('Theresa', 'brother', 'George'), ('George', 'brother', 'Wayne')]}]
['brother', 'brother']