[Ann] does n't like having to babysit her younger brother, [Douglas]. [George] is proud of his son. His name is [Douglas].
('Ann', 'George')
[Ann] does n't like having to babysit her younger brother, [Douglas]. [George] is proud of his son. His name is [Douglas].
[{('Ann', 'father', 'George'): [('Ann', 'brother', 'Douglas'), ('Douglas', 'father', 'George')]}]
['brother', 'father']