[Dorothy] took her daughter, [Cheryl], out to High Tea yesterday afternoon. [Ronald] spent the day with his aunt, [Dorothy]. They had a wonderful time doing all sorts of things. [Ronald]'s father [Robert] is going to coach the team this year. [Antonio] took his niece [Cheryl] fishing Saturday. They caught a couple small fish.
('Robert', 'Antonio')
[Ronald]'s father [Robert] is going to coach the team this year. [Ronald] spent the day with his aunt, [Dorothy]. They had a wonderful time doing all sorts of things. [Dorothy] took her daughter, [Cheryl], out to High Tea yesterday afternoon. [Antonio] took his niece [Cheryl] fishing Saturday. They caught a couple small fish.
[{('Robert', 'brother', 'Antonio'): [('Robert', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Antonio')]}, {('Robert', 'sister', 'Dorothy'): [('Robert', 'son', 'Ronald'), ('Ronald', 'aunt', 'Dorothy')]}, {('Dorothy', 'brother', 'Antonio'): [('Dorothy', 'daughter', 'Cheryl'), ('Cheryl', 'uncle', 'Antonio')]}]
['son', 'aunt', 'daughter', 'uncle']