story: [Michael] wanted his son, [Russell], to go fishing with him. [Jason] wanted his son, [Michael], to go fishing with him.
query: ('Russell', 'Jason')
clean_story: [Michael] wanted his son, [Russell], to go fishing with him. [Jason] wanted his son, [Michael], to go fishing with him.
proof_state: [{('Russell', 'grandfather', 'Jason'): [('Russell', 'father', 'Michael'), ('Michael', 'father', 'Jason')]}]