[Michael] and his brother [Milton] went to the movies. [Michael] wanted to see an action movie, but [Milton] convinced him to go to a horror film instead. [Michael] is happy that his brother, [Glen], is becoming successful.
('Milton', 'Glen')
[Michael] and his brother [Milton] went to the movies. [Michael] wanted to see an action movie, but [Milton] convinced him to go to a horror film instead. [Michael] is happy that his brother, [Glen], is becoming successful.
[{('Milton', 'brother', 'Glen'): [('Milton', 'brother', 'Michael'), ('Michael', 'brother', 'Glen')]}]
['brother', 'brother']