[Travis] wanted to stay with his mother [Theresa] for the weekend, but she insisted that he visit his grandfather [Clarence] instead.
('Theresa', 'Clarence')
[Travis] wanted to stay with his mother [Theresa] for the weekend, but she insisted that he visit his grandfather [Clarence] instead.
[{('Theresa', 'father', 'Clarence'): [('Theresa', 'son', 'Travis'), ('Travis', 'grandfather', 'Clarence')]}]
['son', 'grandfather']