[John] asked his father [George] if he could borrow some money. [Jerry] is happy that his brother, [John], is becoming successful.
('Jerry', 'George')
[Jerry] is happy that his brother, [John], is becoming successful. [John] asked his father [George] if he could borrow some money.
[{('Jerry', 'father', 'George'): [('Jerry', 'brother', 'John'), ('John', 'father', 'George')]}]
['brother', 'father']