[Ashley] was sad she would n't be able to spend Christmas with her daughter, [Theresa]. [Theresa] had to stay home to care for her brother, [Nicholas].
('Nicholas', 'Ashley')
[Ashley] was sad she would n't be able to spend Christmas with her daughter, [Theresa]. [Theresa] had to stay home to care for her brother, [Nicholas].
[{('Nicholas', 'mother', 'Ashley'): [('Nicholas', 'sister', 'Theresa'), ('Theresa', 'mother', 'Ashley')]}]
['sister', 'mother']