[James] played tennis with his son [Francisco] and granddaughter [Wilhelmina]. [Wilhelmina]'s sister [Anna] watched in amusement.
('James', 'Anna')
[James] played tennis with his son [Francisco] and granddaughter [Wilhelmina]. [Wilhelmina]'s sister [Anna] watched in amusement.
[{('James', 'granddaughter', 'Anna'): [('James', 'granddaughter', 'Wilhelmina'), ('Wilhelmina', 'sister', 'Anna')]}, {('Wilhelmina', 'sister', 'Anna'): [('Wilhelmina', 'father', 'Francisco'), ('Francisco', 'daughter', 'Anna')]}]
['granddaughter', 'father', 'daughter']