[Lena] and her sister, [David], went to McDonald's. [Martha], [Lena]'s daughter, came too, and asked if she could get a sundae. [David]'s father, [James] just got out of a court hearing.
('James', 'Martha')
[David]'s father, [James] just got out of a court hearing. [Lena] and her sister, [David], went to McDonald's. [Martha], [Lena]'s daughter, came too, and asked if she could get a sundae.
[{('James', 'granddaughter', 'Martha'): [('James', 'daughter', 'Lena'), ('Lena', 'daughter', 'Martha')]}, {('James', 'daughter', 'Lena'): [('James', 'daughter', 'David'), ('David', 'sister', 'Lena')]}]
['daughter', 'sister', 'daughter']