[Lillian] is taking a trip to see her sister [Amy]. [Lillian] took her daughter [April] to see a movie on Friday. She let her pick the movie and she enjoyed it very much.
('April', 'Amy')
[Lillian] took her daughter [April] to see a movie on Friday. She let her pick the movie and she enjoyed it very much. [Lillian] is taking a trip to see her sister [Amy].
[{('April', 'aunt', 'Amy'): [('April', 'mother', 'Lillian'), ('Lillian', 'sister', 'Amy')]}]
['mother', 'sister']