[Rosetta] asked her sister [June] to play with her. [June] did n't want to, she wanted to play with her sister [Belva] instead.
('Rosetta', 'Belva')
[Rosetta] asked her sister [June] to play with her. [June] did n't want to, she wanted to play with her sister [Belva] instead.
[{('Rosetta', 'sister', 'Belva'): [('Rosetta', 'sister', 'June'), ('June', 'sister', 'Belva')]}]
['sister', 'sister']