[April] and her mother [Lillian] went dress shopping on Saturday. [Lillian] took her daughter [Janet] to see a movie on Friday. She let her pick the movie and she enjoyed it very much.
('Janet', 'April')
[Lillian] took her daughter [Janet] to see a movie on Friday. She let her pick the movie and she enjoyed it very much. [April] and her mother [Lillian] went dress shopping on Saturday.
[{('Janet', 'sister', 'April'): [('Janet', 'mother', 'Lillian'), ('Lillian', 'daughter', 'April')]}]
['mother', 'daughter']