story: [James] was happy that his son [Micheal] was doing well in college. [James] and [Christopher] are brothers. they like to spend time together
query: ('Christopher', 'Micheal')
clean_story: [James] and [Christopher] are brothers. they like to spend time together [James] was happy that his son [Micheal] was doing well in college.
proof_state: [{('Christopher', 'nephew', 'Micheal'): [('Christopher', 'brother', 'James'), ('James', 'son', 'Micheal')]}]