[Lillian] took her daughter [Ann] to the mall. [Timothy], [Ann]'s husband, stayed in the car.
('Lillian', 'Timothy')
[Lillian] took her daughter [Ann] to the mall. [Timothy], [Ann]'s husband, stayed in the car.
[{('Lillian', 'son-in-law', 'Timothy'): [('Lillian', 'daughter', 'Ann'), ('Ann', 'husband', 'Timothy')]}]
['daughter', 'husband']