[Beverly] took her son [Michael] to the park. [Louis] loved teaching his son, [Michael], baseball. [Tracy] asked her two sisters [Marie] and [Beverly] if they were free for coffee this coming weekend.
('Louis', 'Marie')
[Louis] loved teaching his son, [Michael], baseball. [Beverly] took her son [Michael] to the park. [Tracy] asked her two sisters [Marie] and [Beverly] if they were free for coffee this coming weekend.
[{('Louis', 'sister', 'Marie'): [('Louis', 'sister', 'Tracy'), ('Tracy', 'sister', 'Marie')]}, {('Louis', 'sister', 'Tracy'): [('Louis', 'son', 'Michael'), ('Michael', 'aunt', 'Tracy')]}, {('Michael', 'aunt', 'Tracy'): [('Michael', 'mother', 'Beverly'), ('Beverly', 'sister', 'Tracy')]}]
['son', 'mother', 'sister', 'sister']