[Lena] invited her two daughters, [Tina] and [Mildred], out to lunch. [Mildred] asked if she could bring her husband, [Chris], along.
('Chris', 'Lena')
[Lena] invited her two daughters, [Tina] and [Mildred], out to lunch. [Mildred] asked if she could bring her husband, [Chris], along.
[{('Chris', 'mother-in-law', 'Lena'): [('Chris', 'wife', 'Mildred'), ('Mildred', 'mother', 'Lena')]}, {('Mildred', 'mother', 'Lena'): [('Mildred', 'sister', 'Tina'), ('Tina', 'mother', 'Lena')]}]
['wife', 'sister', 'mother']