story: [Dorothy]'s sister, [Alma], recently started acting. [Christopher]'s sister [Dorothy] asked him for some help planting her garden.
query: ('Alma', 'Christopher')
clean_story: [Dorothy]'s sister, [Alma], recently started acting. [Christopher]'s sister [Dorothy] asked him for some help planting her garden.
proof_state: [{('Alma', 'brother', 'Christopher'): [('Alma', 'sister', 'Dorothy'), ('Dorothy', 'brother', 'Christopher')]}]