[Michael] and his sister [Nicole] got their mother [Nicole] a new computer for her birthday. She really liked it. [Michael] took his sister [Jennifer] out to dinner for her birthday. [Michael]'s sister, [Jennifer], was crying, so he told her a joke. She laughed, and felt better. [Wayne] and his sister [Nicole] went to brunch today at the new diner.
('Michael', 'Wayne')
[Michael]'s sister, [Jennifer], was crying, so he told her a joke. She laughed, and felt better. [Michael] took his sister [Jennifer] out to dinner for her birthday. [Michael] and his sister [Nicole] got their mother [Nicole] a new computer for her birthday. She really liked it. [Wayne] and his sister [Nicole] went to brunch today at the new diner.
[{('Michael', 'brother', 'Wayne'): [('Michael', 'sister', 'Jennifer'), ('Jennifer', 'brother', 'Wayne')]}, {('Jennifer', 'brother', 'Wayne'): [('Jennifer', 'sister', 'Nicole'), ('Nicole', 'brother', 'Wayne')]}, {('Jennifer', 'sister', 'Nicole'): [('Jennifer', 'brother', 'Michael'), ('Michael', 'sister', 'Nicole')]}]
['sister', 'brother', 'sister', 'brother']