[Wayne] is [John]'s mom's brother. [George]'s son [John] entered rehab for the ninth time at the age of thirty.
('George', 'Wayne')
[George]'s son [John] entered rehab for the ninth time at the age of thirty. [Wayne] is [John]'s mom's brother.
[{('George', 'brother', 'Wayne'): [('George', 'son', 'John'), ('John', 'uncle', 'Wayne')]}]
['son', 'uncle']