schema_version: "1.0" sources: - citation_key: policy-a type: policy published_date: value: "2020-05-15" precision: day open_ended: false provenance: method: user_override confidence: high - citation_key: policy-b type: policy published_date: value: "2026-03-01" precision: day open_ended: false provenance: method: user_override confidence: high events: []