[Joshua] is frustrated teaching his son how to drive. His son is [Clarence]. [Wesley] and his daughter [Martha] helped to make Thanksgiving dinner together. [Clarence] is really looking forward to a visit from his uncle [Wesley].
('Joshua', 'Martha')
[Joshua] is frustrated teaching his son how to drive. His son is [Clarence]. [Clarence] is really looking forward to a visit from his uncle [Wesley]. [Wesley] and his daughter [Martha] helped to make Thanksgiving dinner together.
[{('Joshua', 'niece', 'Martha'): [('Joshua', 'brother', 'Wesley'), ('Wesley', 'daughter', 'Martha')]}, {('Joshua', 'brother', 'Wesley'): [('Joshua', 'son', 'Clarence'), ('Clarence', 'uncle', 'Wesley')]}]
['son', 'uncle', 'daughter']