[Monet] took her sister [Suanne] out for dinner to celebrate her birthday. [Rosalee] took her sister [Monet] out for dinner to celebrate her birthday.
('Suanne', 'Rosalee')
[Monet] took her sister [Suanne] out for dinner to celebrate her birthday. [Rosalee] took her sister [Monet] out for dinner to celebrate her birthday.
[{('Suanne', 'sister', 'Rosalee'): [('Suanne', 'sister', 'Monet'), ('Monet', 'sister', 'Rosalee')]}]