[Dennis] always looked up to his brother [Milton]. [Michael] looked up to his older brother named [Dennis]. [Dennis] was very strong and quite brave and that's the reason [Michael] admires him.
('Michael', 'Milton')
[Michael] looked up to his older brother named [Dennis]. [Dennis] was very strong and quite brave and that's the reason [Michael] admires him. [Dennis] always looked up to his brother [Milton].
[{('Michael', 'brother', 'Milton'): [('Michael', 'brother', 'Dennis'), ('Dennis', 'brother', 'Milton')]}]
['brother', 'brother']