[Theresa] wanted her son [Tony] to pick up her medicine at the local pharmacy. [Tony] was working so he asked his brother [Nicolas] if would do it and he said yes.
('Theresa', 'Nicolas')
[Theresa] wanted her son [Tony] to pick up her medicine at the local pharmacy. [Tony] was working so he asked his brother [Nicolas] if would do it and he said yes.
[{('Theresa', 'son', 'Nicolas'): [('Theresa', 'son', 'Tony'), ('Tony', 'brother', 'Nicolas')]}]
['son', 'brother']