{"candidateAnswer":"first week of June 2023","evidence":"[D6:11 | 11:50 am on 16 May, 2023] Calvin: Thanks Dave! Super excited for my upcoming performance in Tokyo this month. It's gonna be great to show my music to a whole new crowd and hopefully expand my following!\n[D7:1 | 6:06 pm on 31 May, 2023] Calvin: Hey Dave! Been ages since we chatted. So much has gone down. Touring with Frank Ocean last week was wild. Tokyo was unreal -- the crowd was insane. I felt so alive when performing, can't find the words to express it.","itemId":"urn:uuid:4813d2f2-fdb4-5240-8820-4df70d1decd9","provenance":{"sourceCommitment":"sha256:f749f95c45dc4fb8e1c02a3b6c6127bbe9251c8409108dbb6f8d96225d6e2652","timestamp":"2026-04-02T14:22:55Z"},"question":"When was Calvin's concert in Tokyo?","referenceAnswer":"last week of May 2023","sources":[{"digest":{"sha256":"f749f95c45dc4fb8e1c02a3b6c6127bbe9251c8409108dbb6f8d96225d6e2652"}}]}