story: [Michael] and his brother [Dwight] were rarely seen apart. [Michael] is the great brother of [Christopher].
query: ('Christopher', 'Dwight')
clean_story: [Michael] is the great brother of [Christopher]. [Michael] and his brother [Dwight] were rarely seen apart.
proof_state: [{('Christopher', 'brother', 'Dwight'): [('Christopher', 'brother', 'Michael'), ('Michael', 'brother', 'Dwight')]}]