story: [Myrna] played golf with her son [Jeffrey]. [Jeffrey]'s sister [Lucille] watched with delight.
query: ('Lucille', 'Myrna')
clean_story: [Myrna] played golf with her son [Jeffrey]. [Jeffrey]'s sister [Lucille] watched with delight.
proof_state: [{('Lucille', 'mother', 'Myrna'): [('Lucille', 'brother', 'Jeffrey'), ('Jeffrey', 'mother', 'Myrna')]}]