[Clarence] was trying to call his wife [Ashley], but she did n't pick up. It turns out she was busy having lunch with her son [Dale].
('Clarence', 'Dale')
[Clarence] was trying to call his wife [Ashley], but she did n't pick up. It turns out she was busy having lunch with her son [Dale].
[{('Clarence', 'son', 'Dale'): [('Clarence', 'wife', 'Ashley'), ('Ashley', 'son', 'Dale')]}]
['wife', 'son']