[Lena] asked her husband, [Wesley], to help her son, [Charles] with his homework. [Charles] and his wife, [Tina], have been happily married for 20 years. They hope to stay married for life.
('Wesley', 'Tina')
[Lena] asked her husband, [Wesley], to help her son, [Charles] with his homework. [Charles] and his wife, [Tina], have been happily married for 20 years. They hope to stay married for life.
[{('Wesley', 'daughter-in-law', 'Tina'): [('Wesley', 'son', 'Charles'), ('Charles', 'wife', 'Tina')]}, {('Wesley', 'son', 'Charles'): [('Wesley', 'wife', 'Lena'), ('Lena', 'son', 'Charles')]}]
['wife', 'son', 'wife']