[Jerry] was trying to get the attention of his father [George]. [George] was busy paying attention to his other son [Douglas], unfortunately.
('Douglas', 'Jerry')
[Jerry] was trying to get the attention of his father [George]. [George] was busy paying attention to his other son [Douglas], unfortunately.
[{('Douglas', 'brother', 'Jerry'): [('Douglas', 'father', 'George'), ('George', 'son', 'Jerry')]}]
['father', 'son']