[Frances] made cookies with her daughter [Lena]. [Lena]'s son [Irvin] ate all of the cookies. [James] has been married to [Frances] for ten years today.
('James', 'Irvin')
[James] has been married to [Frances] for ten years today. [Frances] made cookies with her daughter [Lena]. [Lena]'s son [Irvin] ate all of the cookies.
[{('James', 'grandson', 'Irvin'): [('James', 'wife', 'Frances'), ('Frances', 'grandson', 'Irvin')]}, {('Frances', 'grandson', 'Irvin'): [('Frances', 'daughter', 'Lena'), ('Lena', 'son', 'Irvin')]}]
['wife', 'daughter', 'son']