[Hugh] went to the park with his father, [James]. [Wesley] got mad at his brother [Hugh] after he stole his pretzels. [Wesley] is an engineer who loves to take his son [Chris] to the science museum to help him learn about the world
('James', 'Chris')
[Hugh] went to the park with his father, [James]. [Wesley] got mad at his brother [Hugh] after he stole his pretzels. [Wesley] is an engineer who loves to take his son [Chris] to the science museum to help him learn about the world
[{('James', 'grandson', 'Chris'): [('James', 'son', 'Wesley'), ('Wesley', 'son', 'Chris')]}, {('James', 'son', 'Wesley'): [('James', 'son', 'Hugh'), ('Hugh', 'brother', 'Wesley')]}]
['son', 'brother', 'son']