[Jose] and his brother [Joshua] played a round of golf. [Jose]'s sister [Tracy] watched in excitement. [Joshua] went to the grocery store for his brother [Bret], because he broke his leg.
('Bret', 'Tracy')
[Joshua] went to the grocery store for his brother [Bret], because he broke his leg. [Jose] and his brother [Joshua] played a round of golf. [Jose]'s sister [Tracy] watched in excitement.
[{('Bret', 'sister', 'Tracy'): [('Bret', 'brother', 'Jose'), ('Jose', 'sister', 'Tracy')]}, {('Bret', 'brother', 'Jose'): [('Bret', 'brother', 'Joshua'), ('Joshua', 'brother', 'Jose')]}]