[Scott] made a grilled cheese for his son [James]. [James]'s brother [Matthew] ate a salad. [Rich] hit his brother [Matthew] in the head.
('Scott', 'Rich')
[Scott] made a grilled cheese for his son [James]. [James]'s brother [Matthew] ate a salad. [Rich] hit his brother [Matthew] in the head.
[{('Scott', 'son', 'Rich'): [('Scott', 'son', 'James'), ('James', 'brother', 'Rich')]}, {('James', 'brother', 'Rich'): [('James', 'brother', 'Matthew'), ('Matthew', 'brother', 'Rich')]}]