[George], [Lillian]'s husband, asked her where his daughter [Andrea] was. [Lillian] said she did n't know.
('Lillian', 'Andrea')
[George], [Lillian]'s husband, asked her where his daughter [Andrea] was. [Lillian] said she did n't know.
[{('Lillian', 'daughter', 'Andrea'): [('Lillian', 'husband', 'George'), ('George', 'daughter', 'Andrea')]}]
['husband', 'daughter']