[Chris] ca n't wait to see his grandfather [James] later this week. [Charles] asked his father [Wesley] if he could stay home from school because he was sick. [Wesley] checked on his son [Chris] to see if he had a fever.
('James', 'Charles')
[Chris] ca n't wait to see his grandfather [James] later this week. [Charles] asked his father [Wesley] if he could stay home from school because he was sick. [Wesley] checked on his son [Chris] to see if he had a fever.
[{('James', 'grandson', 'Charles'): [('James', 'grandson', 'Chris'), ('Chris', 'brother', 'Charles')]}, {('Chris', 'brother', 'Charles'): [('Chris', 'father', 'Wesley'), ('Wesley', 'son', 'Charles')]}]
['grandson', 'father', 'son']