[Frances] is [James]'s first wife [Frances] noticed her daughter [Lynn] was n't feeling well. [Lynn]'s sister, [David], went to get medicine.
('James', 'David')
[Frances] is [James]'s first wife [Frances] noticed her daughter [Lynn] was n't feeling well. [Lynn]'s sister, [David], went to get medicine.
[{('James', 'daughter', 'David'): [('James', 'daughter', 'Lynn'), ('Lynn', 'sister', 'David')]}, {('James', 'daughter', 'Lynn'): [('James', 'wife', 'Frances'), ('Frances', 'daughter', 'Lynn')]}]
['wife', 'daughter', 'sister']