[Joshua] took his brother [Hugh] out to get drinks after a long work week. [Hugh] took his son [Michael] for boxing lessons. He felt the boy needed to toughen up. [Wesley] had a nephew called [Michael] who had n't seen for a number of years.
('Joshua', 'Wesley')
[Joshua] took his brother [Hugh] out to get drinks after a long work week. [Hugh] took his son [Michael] for boxing lessons. He felt the boy needed to toughen up. [Wesley] had a nephew called [Michael] who had n't seen for a number of years.
[{('Joshua', 'brother', 'Wesley'): [('Joshua', 'brother', 'Hugh'), ('Hugh', 'brother', 'Wesley')]}, {('Hugh', 'brother', 'Wesley'): [('Hugh', 'son', 'Michael'), ('Michael', 'uncle', 'Wesley')]}]
['brother', 'son', 'uncle']