story: [Preston] met his son [Edward] for dinner. Unfortunately [Preston]'s son [Jaime] could not attend. [Jaime] and his brother [Brian] just talked on the phone for the first time in years.
query: ('Jaime', 'Edward')
clean_story: [Preston] met his son [Edward] for dinner. Unfortunately [Preston]'s son [Jaime] could not attend.
proof_state: [{('Jaime', 'brother', 'Edward'): [('Jaime', 'father', 'Preston'), ('Preston', 'son', 'Edward')]}]