[Nicolas] received a nice gift from his grandfather [Clarence]. [Nicolas] was so proud he showed it to his mother [Theresa].
('Theresa', 'Clarence')
[Nicolas] received a nice gift from his grandfather [Clarence]. [Nicolas] was so proud he showed it to his mother [Theresa].
[{('Theresa', 'father', 'Clarence'): [('Theresa', 'son', 'Nicolas'), ('Nicolas', 'grandfather', 'Clarence')]}]
['son', 'grandfather']