[Amy]'s son, [Dennis], was busy with school activities and forgot to meet his sister. [Dennis]'s uncle, [Wayne], stubbed his toe. [Dennis] told him he should be more careful.
('Amy', 'Wayne')
[Amy]'s son, [Dennis], was busy with school activities and forgot to meet his sister. [Dennis]'s uncle, [Wayne], stubbed his toe. [Dennis] told him he should be more careful.
[{('Amy', 'brother', 'Wayne'): [('Amy', 'son', 'Dennis'), ('Dennis', 'uncle', 'Wayne')]}]
['son', 'uncle']