[Bernardo] is in the sixth grade. He looks up to his sister [Bettie], who is in the seventh. [Antonio]'s son [Bernardo] entered rehab for the ninth time at the age of thirty. [Tracy] was so proud of her daughter [Bettie] for getting straight A's this semester. [Tracy] and her father, [Harold], went to the carnival. [Harold] took [Tracy] on the Tilt-o-Whirl.
('Antonio', 'Harold')
[Antonio]'s son [Bernardo] entered rehab for the ninth time at the age of thirty. [Bernardo] is in the sixth grade. He looks up to his sister [Bettie], who is in the seventh. [Tracy] was so proud of her daughter [Bettie] for getting straight A's this semester. [Tracy] and her father, [Harold], went to the carnival. [Harold] took [Tracy] on the Tilt-o-Whirl.
[{('Antonio', 'father', 'Harold'): [('Antonio', 'son', 'Bernardo'), ('Bernardo', 'grandfather', 'Harold')]}, {('Bernardo', 'grandfather', 'Harold'): [('Bernardo', 'sister', 'Bettie'), ('Bettie', 'grandfather', 'Harold')]}, {('Bettie', 'grandfather', 'Harold'): [('Bettie', 'mother', 'Tracy'), ('Tracy', 'father', 'Harold')]}]
['son', 'sister', 'mother', 'father']