story: [Otto] loves his daughter [Rebbeca]. [Preston] and his brother [Otto] were playing tag in the park. [Otto] and his brother [Paul] are constantly trying to one up each other.
query: ('Preston', 'Paul')
clean_story: [Preston] and his brother [Otto] were playing tag in the park. [Otto] and his brother [Paul] are constantly trying to one up each other.
proof_state: [{('Preston', 'brother', 'Paul'): [('Preston', 'brother', 'Otto'), ('Otto', 'brother', 'Paul')]}]