[Stephanie]'s mom, [Alberta] got ready for the party. [Michael] was having an argument with her sister, [Alberta].
('Michael', 'Stephanie')
[Michael] was having an argument with her sister, [Alberta]. [Stephanie]'s mom, [Alberta] got ready for the party.
[{('Michael', 'mother', 'Stephanie'): [('Michael', 'sister', 'Alberta'), ('Alberta', 'mother', 'Stephanie')]}]