[Robert] does not know he has a son named [Allan]. [Tracy] thought her son, [Bernardo], was being rude by not helping to clean the house. Instead, he paid his sister, [Bettie], to clean for him. [Robert] took his niece [Bettie] to the park to walk her dog.
('Tracy', 'Allan')
[Tracy] thought her son, [Bernardo], was being rude by not helping to clean the house. Instead, he paid his sister, [Bettie], to clean for him. [Robert] took his niece [Bettie] to the park to walk her dog. [Robert] does not know he has a son named [Allan].
[{('Tracy', 'nephew', 'Allan'): [('Tracy', 'brother', 'Robert'), ('Robert', 'son', 'Allan')]}, {('Tracy', 'brother', 'Robert'): [('Tracy', 'daughter', 'Bettie'), ('Bettie', 'uncle', 'Robert')]}, {('Tracy', 'daughter', 'Bettie'): [('Tracy', 'son', 'Bernardo'), ('Bernardo', 'sister', 'Bettie')]}]
['son', 'sister', 'uncle', 'son']