[Natasha]'s brother [Wayne] was going to be the star in the new show. [Carrie] saw her sister [Natasha] at the grocery store and then went to visit her brother [Richard] later that evening.
('Richard', 'Wayne')
[Carrie] saw her sister [Natasha] at the grocery store and then went to visit her brother [Richard] later that evening. [Natasha]'s brother [Wayne] was going to be the star in the new show.
[{('Richard', 'brother', 'Wayne'): [('Richard', 'sister', 'Natasha'), ('Natasha', 'brother', 'Wayne')]}, {('Richard', 'sister', 'Natasha'): [('Richard', 'sister', 'Carrie'), ('Carrie', 'sister', 'Natasha')]}]
['sister', 'sister', 'brother']