[Wesley] 'wife [Lena] went with him to a cruise. [Lena]'s daughter [Mildred] stayed home and studied. [James] is an engineer who loves to take his son [Wesley] to the science museum to help him learn about the world
('James', 'Mildred')
[James] is an engineer who loves to take his son [Wesley] to the science museum to help him learn about the world [Wesley] 'wife [Lena] went with him to a cruise. [Lena]'s daughter [Mildred] stayed home and studied.
[{('James', 'granddaughter', 'Mildred'): [('James', 'son', 'Wesley'), ('Wesley', 'daughter', 'Mildred')]}, {('Wesley', 'daughter', 'Mildred'): [('Wesley', 'wife', 'Lena'), ('Lena', 'daughter', 'Mildred')]}]
['son', 'wife', 'daughter']