[James] took his son [Wesley] out for ice cream. [James]'s son [Hugh], was still in school. [Frances]'s son, [Hugh], went with her to the store to buy candy for Halloween.
('Frances', 'Wesley')
[Frances]'s son, [Hugh], went with her to the store to buy candy for Halloween. [James] took his son [Wesley] out for ice cream. [James]'s son [Hugh], was still in school.
[{('Frances', 'son', 'Wesley'): [('Frances', 'son', 'Hugh'), ('Hugh', 'brother', 'Wesley')]}, {('Hugh', 'brother', 'Wesley'): [('Hugh', 'father', 'James'), ('James', 'son', 'Wesley')]}]
['son', 'father', 'son']