story: [Michael] and his son [Paul] went to the park to look for different kinds of birds. [Michael] went to the store with his brother, [Elliott]. [Stanley] is proud of his son. His name is [Elliott].
query: ('Paul', 'Stanley')
clean_story: [Michael] and his son [Paul] went to the park to look for different kinds of birds. [Michael] went to the store with his brother, [Elliott]. [Stanley] is proud of his son. His name is [Elliott].
proof_state: [{('Paul', 'grandfather', 'Stanley'): [('Paul', 'father', 'Michael'), ('Michael', 'father', 'Stanley')]}, {('Michael', 'father', 'Stanley'): [('Michael', 'brother', 'Elliott'), ('Elliott', 'father', 'Stanley')]}]