story: [Leah] asked her mother, [Cecilia], what they were going to have for lunch. [Mary]'s mother, [Nettie], thought [Mary] should wear a black dress. [Mary]'s sister [Cecilia], however, thought she would look better in a blue one. [Nettie] told her son [Stephen] to give the dog a bath. [Stephen]'s sister [Mary] helped him.
clean_story: [Leah] asked her mother, [Cecilia], what they were going to have for lunch. [Mary]'s mother, [Nettie], thought [Mary] should wear a black dress. [Mary]'s sister [Cecilia], however, thought she would look better in a blue one.
proof_state: [{('Leah', 'grandmother', 'Nettie'): [('Leah', 'mother', 'Cecilia'), ('Cecilia', 'mother', 'Nettie')]}, {('Cecilia', 'mother', 'Nettie'): [('Cecilia', 'sister', 'Mary'), ('Mary', 'mother', 'Nettie')]}]