story: [William] and his brother [Jeffrey] were rarely seen apart. [Jeffrey] loves his mother very much. Her name is [Myrna].
query: ('William', 'Myrna')
clean_story: [William] and his brother [Jeffrey] were rarely seen apart. [Jeffrey] loves his mother very much. Her name is [Myrna].
proof_state: [{('William', 'mother', 'Myrna'): [('William', 'brother', 'Jeffrey'), ('Jeffrey', 'mother', 'Myrna')]}]