story: [Marian]'s brothers, [James] and [Alan], took [Alan]'s son [Carlos] to the football game.
query: ('James', 'Carlos')
clean_story: [Marian]'s brothers, [James] and [Alan], took [Alan]'s son [Carlos] to the football game.
proof_state: [{('James', 'nephew', 'Carlos'): [('James', 'brother', 'Alan'), ('Alan', 'son', 'Carlos')]}, {('James', 'brother', 'Alan'): [('James', 'sister', 'Marian'), ('Marian', 'brother', 'Alan')]}]