story: [Preston] has always been strict with his daughter, [Stacy]. He feels it will help her become a disciplined adult. [Nancy], [Preston]'s sister, was helping him around the house. Her brother [James] was helping out too.
query: ('Preston', 'James')
clean_story: [Nancy], [Preston]'s sister, was helping him around the house. Her brother [James] was helping out too.
proof_state: [{('Preston', 'brother', 'James'): [('Preston', 'sister', 'Nancy'), ('Nancy', 'brother', 'James')]}]