[Amy] cooked her son [Glen] his favorite meal yesterday because it was his birthday. [Emily] and her mother [Amy] went dress shopping on Saturday.
('Glen', 'Emily')
[Amy] cooked her son [Glen] his favorite meal yesterday because it was his birthday. [Emily] and her mother [Amy] went dress shopping on Saturday.
[{('Glen', 'sister', 'Emily'): [('Glen', 'mother', 'Amy'), ('Amy', 'daughter', 'Emily')]}]
['mother', 'daughter']