[Cindy] took her sons [Wayne] and [Leonard] to the movie theater. [Leonard]'s brother [Richard] stayed home as a punishment.
('Richard', 'Cindy')
[Cindy] took her sons [Wayne] and [Leonard] to the movie theater. [Leonard]'s brother [Richard] stayed home as a punishment.
[{('Richard', 'mother', 'Cindy'): [('Richard', 'brother', 'Wayne'), ('Wayne', 'mother', 'Cindy')]}, {('Richard', 'brother', 'Wayne'): [('Richard', 'brother', 'Leonard'), ('Leonard', 'brother', 'Wayne')]}]
['brother', 'brother', 'mother']