story: [Molly] took her husband [Stanley] and grandson [Emmanuel] shopping for a gift for [Emmanuel]'s brother, [Clarence].
query: ('Stanley', 'Clarence')
clean_story: [Molly] took her husband [Stanley] and grandson [Emmanuel] shopping for a gift for [Emmanuel]'s brother, [Clarence].
proof_state: [{('Stanley', 'grandson', 'Clarence'): [('Stanley', 'wife', 'Molly'), ('Molly', 'grandson', 'Clarence')]}, {('Molly', 'grandson', 'Clarence'): [('Molly', 'grandson', 'Emmanuel'), ('Emmanuel', 'brother', 'Clarence')]}]