story: [Norman] took his nephew, [Pablo], to the candy store. He let the boy pick out whatever he wanted. [Patricia] took her granddaughter [Nancy] to the cinema. [Marissa] took her sister, [Alverta], and [Alverta]'s daughter, [Nancy], out for lunch. The food was great and everyone had a good time.
clean_story: [Marissa] took her sister, [Alverta], and [Alverta]'s daughter, [Nancy], out for lunch. The food was great and everyone had a good time. [Patricia] took her granddaughter [Nancy] to the cinema.
proof_state: [{('Marissa', 'mother', 'Patricia'): [('Marissa', 'sister', 'Alverta'), ('Alverta', 'mother', 'Patricia')]}, {('Alverta', 'mother', 'Patricia'): [('Alverta', 'daughter', 'Nancy'), ('Nancy', 'grandmother', 'Patricia')]}]