[Constance]'s sister, [Lois], needed help fixing her car. [Lois]'s father, [Roy], offered to do it for her.
('Constance', 'Roy')
[Constance]'s sister, [Lois], needed help fixing her car. [Lois]'s father, [Roy], offered to do it for her.
[{('Constance', 'father', 'Roy'): [('Constance', 'sister', 'Lois'), ('Lois', 'father', 'Roy')]}]