[Nancy]'s car had a flat tire and she called her daughter, [Louise], for help. [Louise] sent her husband, [Jacob], to change the flat tire.
('Nancy', 'Jacob')
[Nancy]'s car had a flat tire and she called her daughter, [Louise], for help. [Louise] sent her husband, [Jacob], to change the flat tire.
[{('Nancy', 'son-in-law', 'Jacob'): [('Nancy', 'daughter', 'Louise'), ('Louise', 'husband', 'Jacob')]}]
['daughter', 'husband']