{"id": "c849", "title": "C849 — State the new list-family extension of the grammar", "filename": "C849.md", "role": "Research action", "step": 849, "sha256": "ea75f495436fe22bf779b1097e9b9bbe6b0af8950f4526f65229924223407ae4", "bytes": 1155, "origins": ["C480–C1634/Research_Cycles/C0832_C0931/journal.json#C849"], "download": "/sources/ea75f495436fe22bf779b1097e9b9bbe6b0af8950f4526f65229924223407ae4.md", "format": "md", "derived": true, "tags": [], "excerpt": "What has transferred unchanged, and what must be added to the source object?", "content": "# C849 — State the new list-family extension of the grammar\n\n## Question\n\nWhat has transferred unchanged, and what must be added to the source object?\n\n## Inputs\n\n```json\n{}\n```\n\n## Sources\n\n```json\n[\n  \"C833–848; Strategy stageH\"\n]\n```\n\n## Opened utc\n\n2026-09-28T02:34:51.685404+00:00\n\n## Results\n\n```json\n{\n  \"transfer\": {\n    \"path\": \"model/list_transfer_summary.json\",\n    \"sha256\": \"62e4c18b5e59ca75bc8be2c620ee822cd8c4d7b978eb5ec526b76817b4e3614f\",\n    \"bytes\": 762\n  }\n}\n```\n\n## Finding\n\nThe grammar transfers to lists when source rows retain category annotations and declared order. The new explanation identifies the constraints behind equal totals and the information those totals lose; it does not derive the textual counts or their historical intention.\n\n## Reassessment\n\nFreeze the next complete File52c paired-anchor test before execution.\n\n## Checks\n\n```json\n{\n  \"new_constraints\": true,\n  \"limits_present\": true\n}\n```\n\n## Closed utc\n\n2026-09-28T02:34:51.685684+00:00\n\n## Record provenance\n\nExact record hash: `eb6c602e65022b2fd16e1a41789f4c26f92106ad920bde91187ef52d0906d769`\n\nSource journal: `Research_Cycles/C0832_C0931/journal.json`", "journalDownload": "/sources/6a37be4e218f9f467cbde5e9db3723ce9c79dc78cc97d1a289422b96cb9971e0.json", "evidenceLinks": [{"id": "d-62e4c18b5e59ca75", "title": "model/list_transfer_summary.json"}, {"id": "file52c", "title": "File 52c"}]}