[George] who is [Douglas]'s father grounded [Douglas] after finding out what [Douglas] had done at school. [Douglas] 'uncle, [Nicholas], bought him a new fishing rod
('George', 'Nicholas')
[George] who is [Douglas]'s father grounded [Douglas] after finding out what [Douglas] had done at school. [Douglas] 'uncle, [Nicholas], bought him a new fishing rod
[{('George', 'brother', 'Nicholas'): [('George', 'son', 'Douglas'), ('Douglas', 'uncle', 'Nicholas')]}]
['son', 'uncle']