story: [Michelle] and her husband [Adam] took her grandson [Edward] to the park yesterday to have a picnic. [Michelle] wrote a nice letter to her grandson [Jaime].
query: ('Adam', 'Edward')
clean_story: [Michelle] and her husband [Adam] took her grandson [Edward] to the park yesterday to have a picnic.
proof_state: [{('Adam', 'grandson', 'Edward'): [('Adam', 'wife', 'Michelle'), ('Michelle', 'grandson', 'Edward')]}]