[Wesley], his wife [Lena], and his daughter, [Martha], were eating dinner together. [Lena]'s father, [James], was in the other room watching TV.
('James', 'Martha')
[Wesley], his wife [Lena], and his daughter, [Martha], were eating dinner together. [Lena]'s father, [James], was in the other room watching TV.
[{('James', 'granddaughter', 'Martha'): [('James', 'daughter', 'Lena'), ('Lena', 'daughter', 'Martha')]}, {('Lena', 'daughter', 'Martha'): [('Lena', 'husband', 'Wesley'), ('Wesley', 'daughter', 'Martha')]}]
['daughter', 'husband', 'daughter']