[Lois] needed to go to the store. [Lois] asked her sister [Constance] for a ride. [Timmy] took a vacation from his job to visit his mother [Constance] across the country for Mother's Day.
('Timmy', 'Lois')
[Timmy] took a vacation from his job to visit his mother [Constance] across the country for Mother's Day. [Lois] needed to go to the store. [Lois] asked her sister [Constance] for a ride.
[{('Timmy', 'aunt', 'Lois'): [('Timmy', 'mother', 'Constance'), ('Constance', 'sister', 'Lois')]}]