story: [Jason] and his brother [David] went to the football game together. [Mark] made a grilled cheese for his son [Jason]. [Jason]'s brother [Michael] ate a salad. [Michael]'s uncle, [Alfred], is finally getting help for his alcoholism.
query: ('Mark', 'Alfred')
clean_story: [Mark] made a grilled cheese for his son [Jason]. [Jason]'s brother [Michael] ate a salad. [Michael]'s uncle, [Alfred], is finally getting help for his alcoholism.
proof_state: [{('Mark', 'brother', 'Alfred'): [('Mark', 'son', 'Michael'), ('Michael', 'uncle', 'Alfred')]}, {('Mark', 'son', 'Michael'): [('Mark', 'son', 'Jason'), ('Jason', 'brother', 'Michael')]}]