story: [Elliott]'s son is [John]. [John] and his father always go fishing together on Sundays and have a great time together. [Marian] is a woman with a sister named [Valerie]. [Elliott]'s son is sick today so his mother, [Marian], will stay home with him.
query: ('Valerie', 'John')
clean_story: [Marian] is a woman with a sister named [Valerie]. [Elliott]'s son is sick today so his mother, [Marian], will stay home with him. [Elliott]'s son is [John]. [John] and his father always go fishing together on Sundays and have a great time together.
proof_state: [{('Valerie', 'nephew', 'John'): [('Valerie', 'sister', 'Marian'), ('Marian', 'son', 'John')]}, {('Marian', 'son', 'John'): [('Marian', 'husband', 'Elliott'), ('Elliott', 'son', 'John')]}]