story: [Dwight] bought a book for his son [David]. [Scott] and his brother [David] just talked on the phone for the first time in years.
query: ('Scott', 'Dwight')
clean_story: [Scott] and his brother [David] just talked on the phone for the first time in years. [Dwight] bought a book for his son [David].
proof_state: [{('Scott', 'father', 'Dwight'): [('Scott', 'brother', 'David'), ('David', 'father', 'Dwight')]}]