[Jennifer] and her mother [Amy] went dress shopping on Saturday. [Milton]'s mother, [Amy], was worried about him. He had n't been eating.
('Milton', 'Jennifer')
[Milton]'s mother, [Amy], was worried about him. He had n't been eating. [Jennifer] and her mother [Amy] went dress shopping on Saturday.
[{('Milton', 'sister', 'Jennifer'): [('Milton', 'mother', 'Amy'), ('Amy', 'daughter', 'Jennifer')]}]
['mother', 'daughter']