[Wesley] and his son [Charles], along with [Charles]'s brother [Chris], are meeting [Wesley]'s mother [Frances] at the county fair.
('Frances', 'Chris')
[Wesley] and his son [Charles], along with [Charles]'s brother [Chris], are meeting [Wesley]'s mother [Frances] at the county fair.
[{('Frances', 'grandson', 'Chris'): [('Frances', 'grandson', 'Charles'), ('Charles', 'brother', 'Chris')]}, {('Frances', 'grandson', 'Charles'): [('Frances', 'son', 'Wesley'), ('Wesley', 'son', 'Charles')]}]
['son', 'son', 'brother']