[Hugh] took his son [Michael] for boxing lessons. He felt the boy needed to toughen up. [Francisco] liked to play games with his sister, [Lynn]. [Francisco] took his nephew [Michael] to a new amusement park that had just opened last weekend.
('Hugh', 'Lynn')
[Hugh] took his son [Michael] for boxing lessons. He felt the boy needed to toughen up. [Francisco] took his nephew [Michael] to a new amusement park that had just opened last weekend. [Francisco] liked to play games with his sister, [Lynn].
[{('Hugh', 'sister', 'Lynn'): [('Hugh', 'brother', 'Francisco'), ('Francisco', 'sister', 'Lynn')]}, {('Hugh', 'brother', 'Francisco'): [('Hugh', 'son', 'Michael'), ('Michael', 'uncle', 'Francisco')]}]
['son', 'uncle', 'sister']