[Newton] hit his brother [Fernando] in the head. [Newton] went to the park with his father, [Ernest].
('Fernando', 'Ernest')
[Newton] hit his brother [Fernando] in the head. [Newton] went to the park with his father, [Ernest].
[{('Fernando', 'father', 'Ernest'): [('Fernando', 'brother', 'Newton'), ('Newton', 'father', 'Ernest')]}]