{"candidateAnswer":"A major West Coast city","evidence":"[D14:1 | 12:35 am on 14 August, 2023] Dave: Hey Cal, how's it going? Something cool happened since last we talked - I got to go to a car workshop in San Francisco! So cool to dive into the world of car restoration and see all the different techniques. People were really passionate and dedicated - truly inspiring!\n[D17:1 | 9:19 am on 2 September, 2023] Dave: Hey Calvin! Been a while, what's up? I'm tied up with car stuff lately, yesterday I came back from San Francsico with some great insights and knowledge on car modification that I want to share with you! Changing things around, and giving an old car a new life - so satisfying!","itemId":"urn:uuid:4763fbb5-d16d-5e94-861e-83d7e347bc29","provenance":{"sourceCommitment":"sha256:bc0fcc13baff0c7bb839173b2e6fff85c09cfcf228d64f9450c24c8180795c57","timestamp":"2026-04-02T14:22:55Z"},"question":"Where was Dave in the last two weeks of August 2023?","referenceAnswer":"San Francisco","sources":[{"digest":{"sha256":"bc0fcc13baff0c7bb839173b2e6fff85c09cfcf228d64f9450c24c8180795c57"}}]}