[John]'s wife [Andrea] has very pretty eyes. [Lillian] took her daughter [Andrea] to school during the cold winter morning.
('John', 'Lillian')
[John]'s wife [Andrea] has very pretty eyes. [Lillian] took her daughter [Andrea] to school during the cold winter morning.
[{('John', 'mother-in-law', 'Lillian'): [('John', 'wife', 'Andrea'), ('Andrea', 'mother', 'Lillian')]}]
['wife', 'mother']