[Clarence] and his uncle [Wesley] went fishing yesterday. They caught many trout. [Clarence] and his brother [Thomas] are looking for a good gift for [Thomas]'s mother [Lynn].
('Lynn', 'Wesley')
[Clarence] and his brother [Thomas] are looking for a good gift for [Thomas]'s mother [Lynn]. [Clarence] and his uncle [Wesley] went fishing yesterday. They caught many trout.
[{('Lynn', 'brother', 'Wesley'): [('Lynn', 'son', 'Clarence'), ('Clarence', 'uncle', 'Wesley')]}, {('Lynn', 'son', 'Clarence'): [('Lynn', 'son', 'Thomas'), ('Thomas', 'brother', 'Clarence')]}]
['son', 'brother', 'uncle']