[Marjorie]'s brother [Michael] was going to be the star in the new show. [Marjorie] was sewing a sweater for her sister [Alberta].
('Alberta', 'Michael')
[Marjorie] was sewing a sweater for her sister [Alberta]. [Marjorie]'s brother [Michael] was going to be the star in the new show.
[{('Alberta', 'brother', 'Michael'): [('Alberta', 'sister', 'Marjorie'), ('Marjorie', 'brother', 'Michael')]}]