[Bettie] and her mother [Tracy] attended a play at the theater. [Bettie]'s brother [Bobby] was going to be the star in the new show. [Bobby] is happy that his brother, [Bernardo], is becoming successful. [Bernardo]'s wife, [Erika], was eager to start her new job.
('Tracy', 'Erika')
[Bettie] and her mother [Tracy] attended a play at the theater. [Bettie]'s brother [Bobby] was going to be the star in the new show. [Bobby] is happy that his brother, [Bernardo], is becoming successful. [Bernardo]'s wife, [Erika], was eager to start her new job.
[{('Tracy', 'daughter-in-law', 'Erika'): [('Tracy', 'son', 'Bernardo'), ('Bernardo', 'wife', 'Erika')]}, {('Tracy', 'son', 'Bernardo'): [('Tracy', 'daughter', 'Bettie'), ('Bettie', 'brother', 'Bernardo')]}, {('Bettie', 'brother', 'Bernardo'): [('Bettie', 'brother', 'Bobby'), ('Bobby', 'brother', 'Bernardo')]}]
['daughter', 'brother', 'brother', 'wife']