[Stephanie] picked up her daughter [Alberta] from school early. [Alberta] needed to go to the store. [Alberta] asked her sister [Marjorie] for a ride.
('Marjorie', 'Stephanie')
[Alberta] needed to go to the store. [Alberta] asked her sister [Marjorie] for a ride. [Stephanie] picked up her daughter [Alberta] from school early.
[{('Marjorie', 'mother', 'Stephanie'): [('Marjorie', 'sister', 'Alberta'), ('Alberta', 'mother', 'Stephanie')]}]