[Tracy] picked up her daughter [Bettie] from school early. [Tracy] enjoys making burritos for her son. His name is [Bernardo]. [Tracy] read her son [Aaron] a bedtime story every night. [Tracy] sat anxiously in the airport terminal, waiting to see her son [Bernardo] walk through the gate.
('Bettie', 'Aaron')
[Tracy] picked up her daughter [Bettie] from school early. [Tracy] sat anxiously in the airport terminal, waiting to see her son [Bernardo] walk through the gate. [Tracy] enjoys making burritos for her son. His name is [Bernardo]. [Tracy] read her son [Aaron] a bedtime story every night.
[{('Bettie', 'brother', 'Aaron'): [('Bettie', 'brother', 'Bernardo'), ('Bernardo', 'brother', 'Aaron')]}, {('Bettie', 'brother', 'Bernardo'): [('Bettie', 'mother', 'Tracy'), ('Tracy', 'son', 'Bernardo')]}, {('Bernardo', 'brother', 'Aaron'): [('Bernardo', 'mother', 'Tracy'), ('Tracy', 'son', 'Aaron')]}]
['mother', 'son', 'mother', 'son']