[Theresa] was playing hide-and-seek with her sister [Amy]. [Mary] adores her daughter [Amy]. [Amy] loves her very much, too.
('Theresa', 'Mary')
[Theresa] was playing hide-and-seek with her sister [Amy]. [Mary] adores her daughter [Amy]. [Amy] loves her very much, too.
[{('Theresa', 'niece', 'Mary'): [('Theresa', 'sister', 'Amy'), ('Amy', 'daughter', 'Mary')]}]
['sister', 'daughter']