After leaving his mom [Theresa]'s house [Tony] called his sister [Charlotte].
('Theresa', 'Charlotte')
After leaving his mom [Theresa]'s house [Tony] called his sister [Charlotte].
[{('Theresa', 'daughter', 'Charlotte'): [('Theresa', 'son', 'Tony'), ('Tony', 'sister', 'Charlotte')]}]
['son', 'sister']