[Wesley] made a romantic dinner for his wife [Lena]. [Lena] wanted her son [Chris] to pick up her medicine at the local pharmacy. [Chris] was working so he asked his brother [Charles] if would do it and he said yes.
('Wesley', 'Charles')
[Wesley] made a romantic dinner for his wife [Lena]. [Lena] wanted her son [Chris] to pick up her medicine at the local pharmacy. [Chris] was working so he asked his brother [Charles] if would do it and he said yes.
[{('Wesley', 'son', 'Charles'): [('Wesley', 'wife', 'Lena'), ('Lena', 'son', 'Charles')]}, {('Lena', 'son', 'Charles'): [('Lena', 'son', 'Chris'), ('Chris', 'brother', 'Charles')]}]
['wife', 'son', 'brother']