[Nancy] invited her nephew [Nicolas] over for dinner one day. They also watched a movie. [Theresa] was unhappy with her son, [Nicolas], and his grades. She enlisted a tutor to help him.
('Theresa', 'Nancy')
[Theresa] was unhappy with her son, [Nicolas], and his grades. She enlisted a tutor to help him. [Nancy] invited her nephew [Nicolas] over for dinner one day. They also watched a movie.
[{('Theresa', 'sister', 'Nancy'): [('Theresa', 'son', 'Nicolas'), ('Nicolas', 'aunt', 'Nancy')]}]
['son', 'aunt']