story: [Myrna] could n't wait to get off the plane to see her mother, [Angela]. [Anna] is taking a trip to see her sister [Angela].
query: ('Anna', 'Myrna')
clean_story: [Anna] is taking a trip to see her sister [Angela]. [Myrna] could n't wait to get off the plane to see her mother, [Angela].
proof_state: [{('Anna', 'mother', 'Myrna'): [('Anna', 'sister', 'Angela'), ('Angela', 'mother', 'Myrna')]}]