story: [Matthew] and his wife, [Beverly], just celebrated 10 years of marriage. [James]'s wife, [Sandra], went to a gas station to check on the gas prices [Sandra]'s son, [Matthew], recently started a pawn shop.
query: ('James', 'Beverly')
clean_story: [James]'s wife, [Sandra], went to a gas station to check on the gas prices [Sandra]'s son, [Matthew], recently started a pawn shop. [Matthew] and his wife, [Beverly], just celebrated 10 years of marriage.
proof_state: [{('James', 'daughter-in-law', 'Beverly'): [('James', 'son', 'Matthew'), ('Matthew', 'wife', 'Beverly')]}, {('James', 'son', 'Matthew'): [('James', 'wife', 'Sandra'), ('Sandra', 'son', 'Matthew')]}]