[Irvin] and his uncle [Joshua] are two of the best poker players in town. [Wesley]'s son, [Chris], went to the candy store. [Chris]'s brother, [Irvin], went with him.
('Wesley', 'Joshua')
[Wesley]'s son, [Chris], went to the candy store. [Chris]'s brother, [Irvin], went with him. [Irvin] and his uncle [Joshua] are two of the best poker players in town.
[{('Wesley', 'brother', 'Joshua'): [('Wesley', 'son', 'Irvin'), ('Irvin', 'uncle', 'Joshua')]}, {('Wesley', 'son', 'Irvin'): [('Wesley', 'son', 'Chris'), ('Chris', 'brother', 'Irvin')]}]
['son', 'brother', 'uncle']