[Robert] and his son [Mario] went to the skating rink. [Mario] liked playing with his brother [Ronald] more than anyone else. This made [Angelica] jealous of her brother [Ronald]. [Robert] and his brother [Antonio] were playing tag in the park.
('Angelica', 'Antonio')
[Mario] liked playing with his brother [Ronald] more than anyone else. This made [Angelica] jealous of her brother [Ronald]. [Robert] and his son [Mario] went to the skating rink. [Robert] and his brother [Antonio] were playing tag in the park.
[{('Angelica', 'uncle', 'Antonio'): [('Angelica', 'father', 'Robert'), ('Robert', 'brother', 'Antonio')]}, {('Angelica', 'father', 'Robert'): [('Angelica', 'brother', 'Ronald'), ('Ronald', 'father', 'Robert')]}, {('Ronald', 'father', 'Robert'): [('Ronald', 'brother', 'Mario'), ('Mario', 'father', 'Robert')]}]
['brother', 'brother', 'father', 'brother']