[James] brought his grandson, [Don], out to lunch. [Lynn] just dropped off her son, [Don], at soccer practice. Now she was on her to way to pick up her other son, [Joseph], from basketball practice.
('James', 'Joseph')
[James] brought his grandson, [Don], out to lunch. [Lynn] just dropped off her son, [Don], at soccer practice. Now she was on her to way to pick up her other son, [Joseph], from basketball practice.
[{('James', 'grandson', 'Joseph'): [('James', 'grandson', 'Don'), ('Don', 'brother', 'Joseph')]}, {('Don', 'brother', 'Joseph'): [('Don', 'mother', 'Lynn'), ('Lynn', 'son', 'Joseph')]}]
['grandson', 'mother', 'son']