[Marie] and her brother [Antonio] sat down together to clip coupons. [Pedro] is very happy to have such a great daughter like [Cheryl]. [Antonio] took his niece [Cheryl] to the park to walk her dog. [Pedro] took his sister [Beverly] out to dinner for her birthday.
('Beverly', 'Marie')
[Pedro] took his sister [Beverly] out to dinner for her birthday. [Pedro] is very happy to have such a great daughter like [Cheryl]. [Antonio] took his niece [Cheryl] to the park to walk her dog. [Marie] and her brother [Antonio] sat down together to clip coupons.
[{('Beverly', 'sister', 'Marie'): [('Beverly', 'brother', 'Pedro'), ('Pedro', 'sister', 'Marie')]}, {('Pedro', 'sister', 'Marie'): [('Pedro', 'brother', 'Antonio'), ('Antonio', 'sister', 'Marie')]}, {('Pedro', 'brother', 'Antonio'): [('Pedro', 'daughter', 'Cheryl'), ('Cheryl', 'uncle', 'Antonio')]}]
['brother', 'daughter', 'uncle', 'sister']