[Timothy] was going to celebrate Christmas with his grandfather [Clarence]. [Timothy] and [Jerry] are brothers who look nothing alike.
('Jerry', 'Clarence')
[Timothy] and [Jerry] are brothers who look nothing alike. [Timothy] was going to celebrate Christmas with his grandfather [Clarence].
[{('Jerry', 'grandfather', 'Clarence'): [('Jerry', 'brother', 'Timothy'), ('Timothy', 'grandfather', 'Clarence')]}]
['brother', 'grandfather']