[Theresa] asked her husband, [Dale], to help her son, [James] with his homework.
('Dale', 'James')
[Theresa] asked her husband, [Dale], to help her son, [James] with his homework.
[{('Dale', 'son', 'James'): [('Dale', 'wife', 'Theresa'), ('Theresa', 'son', 'James')]}]
['wife', 'son']