story: [James] called his brother [Michael] on the phone. He wanted to go out for some beers. [James] always looked up to his brother [Christopher].
query: ('Michael', 'Christopher')
clean_story: [James] called his brother [Michael] on the phone. He wanted to go out for some beers. [James] always looked up to his brother [Christopher].
proof_state: [{('Michael', 'brother', 'Christopher'): [('Michael', 'brother', 'James'), ('James', 'brother', 'Christopher')]}]