story: [Christopher] always enjoyed playing with his sister, [Dorothy], when they were growing up. [Christopher] is one of [Alma]'s brothers. They have lots of fun together.
query: ('Alma', 'Dorothy')
clean_story: [Christopher] is one of [Alma]'s brothers. They have lots of fun together. [Christopher] always enjoyed playing with his sister, [Dorothy], when they were growing up.
proof_state: [{('Alma', 'sister', 'Dorothy'): [('Alma', 'brother', 'Christopher'), ('Christopher', 'sister', 'Dorothy')]}]