[Frances] took her daughter [Lena] to the movies. [Lena]'s brother [Joshua] was glad because he had the house all to himself finally. [James] had a wife named [Frances]
('James', 'Joshua')
[James] had a wife named [Frances] [Frances] took her daughter [Lena] to the movies. [Lena]'s brother [Joshua] was glad because he had the house all to himself finally.
[{('James', 'son', 'Joshua'): [('James', 'wife', 'Frances'), ('Frances', 'son', 'Joshua')]}, {('Frances', 'son', 'Joshua'): [('Frances', 'daughter', 'Lena'), ('Lena', 'brother', 'Joshua')]}]
['wife', 'daughter', 'brother']