[Antonio] took his sister [Dorothy] out to dinner for her birthday. [Jeffrey] and his mother [Dorothy] are very close. They spend as much time together as they can. [Erika] went to visit her aunt, [Marie], who's birthday was yesterday. [Erika] invited her father [Antonio] to dinner.
('Jeffrey', 'Marie')
[Jeffrey] and his mother [Dorothy] are very close. They spend as much time together as they can. [Antonio] took his sister [Dorothy] out to dinner for her birthday. [Erika] invited her father [Antonio] to dinner. [Erika] went to visit her aunt, [Marie], who's birthday was yesterday.
[{('Jeffrey', 'aunt', 'Marie'): [('Jeffrey', 'mother', 'Dorothy'), ('Dorothy', 'sister', 'Marie')]}, {('Dorothy', 'sister', 'Marie'): [('Dorothy', 'brother', 'Antonio'), ('Antonio', 'sister', 'Marie')]}, {('Antonio', 'sister', 'Marie'): [('Antonio', 'daughter', 'Erika'), ('Erika', 'aunt', 'Marie')]}]
['mother', 'brother', 'daughter', 'aunt']