[Bettie] was n't sure what to buy her brother [Bobby] for his birthday. She decided to ask her mother, [Tracy], for some advice. [Tracy] loves cooking for her son. His name is [Bernardo]. [Antonio] is taking his son [Bernardo] on a camping trip for the weekend.
('Bobby', 'Antonio')
[Bettie] was n't sure what to buy her brother [Bobby] for his birthday. She decided to ask her mother, [Tracy], for some advice. [Tracy] loves cooking for her son. His name is [Bernardo]. [Antonio] is taking his son [Bernardo] on a camping trip for the weekend.
[{('Bobby', 'father', 'Antonio'): [('Bobby', 'sister', 'Bettie'), ('Bettie', 'father', 'Antonio')]}, {('Bettie', 'father', 'Antonio'): [('Bettie', 'brother', 'Bernardo'), ('Bernardo', 'father', 'Antonio')]}, {('Bettie', 'brother', 'Bernardo'): [('Bettie', 'mother', 'Tracy'), ('Tracy', 'son', 'Bernardo')]}]
['sister', 'mother', 'son', 'father']