[Dorothy]'s mom, [Heather] got ready for the party. [Dorothy] and her daughter [Annie] went out for ice cream. [Dorothy] got a cone and [Annie] got a sundae. [Dorothy] was so proud of her daughter [Rebecca] for getting straight A's this semester. [Rebecca] and her mother [Dorothy] went dress shopping on Saturday.
('Heather', 'Annie')
[Dorothy]'s mom, [Heather] got ready for the party. [Rebecca] and her mother [Dorothy] went dress shopping on Saturday. [Dorothy] was so proud of her daughter [Rebecca] for getting straight A's this semester. [Dorothy] and her daughter [Annie] went out for ice cream. [Dorothy] got a cone and [Annie] got a sundae.
[{('Heather', 'sister', 'Annie'): [('Heather', 'sister', 'Rebecca'), ('Rebecca', 'sister', 'Annie')]}, {('Rebecca', 'sister', 'Annie'): [('Rebecca', 'mother', 'Dorothy'), ('Dorothy', 'daughter', 'Annie')]}, {('Heather', 'sister', 'Rebecca'): [('Heather', 'mother', 'Dorothy'), ('Dorothy', 'daughter', 'Rebecca')]}]
['mother', 'daughter', 'mother', 'daughter']