[Timothy] did n't think his dad, [George] had time to help with homework. [George] was busy fixing his brother [Dale]'s truck.
('Timothy', 'Dale')
[Timothy] did n't think his dad, [George] had time to help with homework. [George] was busy fixing his brother [Dale]'s truck.
[{('Timothy', 'uncle', 'Dale'): [('Timothy', 'father', 'George'), ('George', 'brother', 'Dale')]}]
['father', 'brother']