[Lena] took her children, [Pamela] and [Charles], to the hospital. [Pamela]'s husband, [Theodore], had been in a car accident.
('Theodore', 'Lena')
[Lena] took her children, [Pamela] and [Charles], to the hospital. [Pamela]'s husband, [Theodore], had been in a car accident.
[{('Theodore', 'mother-in-law', 'Lena'): [('Theodore', 'wife', 'Pamela'), ('Pamela', 'mother', 'Lena')]}, {('Pamela', 'mother', 'Lena'): [('Pamela', 'brother', 'Charles'), ('Charles', 'mother', 'Lena')]}]
['wife', 'brother', 'mother']