story: [Dorothy] loved to care for her newborn child [Kevin]. [Kevin] brought his mother to see her sister [Myrna].
query: ('Dorothy', 'Myrna')
clean_story: [Dorothy] loved to care for her newborn child [Kevin]. [Kevin] brought his mother to see her sister [Myrna].
proof_state: [{('Dorothy', 'sister', 'Myrna'): [('Dorothy', 'son', 'Kevin'), ('Kevin', 'aunt', 'Myrna')]}]