[James] always saw his daughter, [Lena], as the apple of his eye. [Marie] was so proud of her daughter, [David]'s, accomplishments. [Marie] was glad her grandfather, [James], was happy, too.
('David', 'Lena')
[Marie] was so proud of her daughter, [David]'s, accomplishments. [Marie] was glad her grandfather, [James], was happy, too. [James] always saw his daughter, [Lena], as the apple of his eye.
[{('David', 'sister', 'Lena'): [('David', 'father', 'James'), ('James', 'daughter', 'Lena')]}, {('David', 'father', 'James'): [('David', 'daughter', 'Marie'), ('Marie', 'grandfather', 'James')]}]
['daughter', 'grandfather', 'daughter']