story: [Alfred] called his brother, [Peter], to confirm when [Peter]'s sister, [Carol], was coming to the dinner. [James] was so proud that his son [Scott] won the science fair! [Carol] does n't always get along with her brother [James]. Sometimes they fight like siblings do.
query: ('James', 'Alfred')
clean_story: [Carol] does n't always get along with her brother [James]. Sometimes they fight like siblings do. [Alfred] called his brother, [Peter], to confirm when [Peter]'s sister, [Carol], was coming to the dinner.
proof_state: [{('James', 'brother', 'Alfred'): [('James', 'sister', 'Carol'), ('Carol', 'brother', 'Alfred')]}, {('Carol', 'brother', 'Alfred'): [('Carol', 'brother', 'Peter'), ('Peter', 'brother', 'Alfred')]}]