[Dorothy] took her nephew [Ronald] to see a movie last Saturday. They had a good time. [Michelle] went on a vacation with her brother [Ronald]. [Marie] yelled at her daughter [Michelle] for not talking out the trash. [Louis] told his sister [Marie] to calm down.
('Louis', 'Dorothy')
[Marie] yelled at her daughter [Michelle] for not talking out the trash. [Louis] told his sister [Marie] to calm down. [Michelle] went on a vacation with her brother [Ronald]. [Dorothy] took her nephew [Ronald] to see a movie last Saturday. They had a good time.
[{('Louis', 'sister', 'Dorothy'): [('Louis', 'sister', 'Marie'), ('Marie', 'sister', 'Dorothy')]}, {('Marie', 'sister', 'Dorothy'): [('Marie', 'son', 'Ronald'), ('Ronald', 'aunt', 'Dorothy')]}, {('Marie', 'son', 'Ronald'): [('Marie', 'daughter', 'Michelle'), ('Michelle', 'brother', 'Ronald')]}]
['sister', 'daughter', 'brother', 'aunt']