[Nicolas] and his wife, [Charlotte], were eating dinner. [Theresa], [Charlotte]'s mother, had prepared them a delicious meal.
('Nicolas', 'Theresa')
[Nicolas] and his wife, [Charlotte], were eating dinner. [Theresa], [Charlotte]'s mother, had prepared them a delicious meal.
[{('Nicolas', 'mother-in-law', 'Theresa'): [('Nicolas', 'wife', 'Charlotte'), ('Charlotte', 'mother', 'Theresa')]}]
['wife', 'mother']