[Pedro] had a nephew called [Michael] who had n't seen for a number of years. [Michael]'s father [Louis] is going to coach the team this year. [Marie] asked her brother, [Antonio], what he was doing this weekend. [Antonio] told her he was spending it with his brother [Louis].
('Marie', 'Pedro')
[Marie] asked her brother, [Antonio], what he was doing this weekend. [Antonio] told her he was spending it with his brother [Louis]. [Michael]'s father [Louis] is going to coach the team this year. [Pedro] had a nephew called [Michael] who had n't seen for a number of years.
[{('Marie', 'brother', 'Pedro'): [('Marie', 'brother', 'Louis'), ('Louis', 'brother', 'Pedro')]}, {('Marie', 'brother', 'Louis'): [('Marie', 'brother', 'Antonio'), ('Antonio', 'brother', 'Louis')]}, {('Louis', 'brother', 'Pedro'): [('Louis', 'son', 'Michael'), ('Michael', 'uncle', 'Pedro')]}]
['brother', 'brother', 'son', 'uncle']