story: [Lucille] called her mother [Myrna] to let her know she will be back home soon. [Myrna] and her father [Jason] went to the park. They had a wonderful time there, feeding the ducks.
query: ('Lucille', 'Jason')
clean_story: [Lucille] called her mother [Myrna] to let her know she will be back home soon. [Myrna] and her father [Jason] went to the park. They had a wonderful time there, feeding the ducks.
proof_state: [{('Lucille', 'grandfather', 'Jason'): [('Lucille', 'mother', 'Myrna'), ('Myrna', 'father', 'Jason')]}]