{
  "schema_version": "1.0",
  "demand_id": "D5-v1",
  "records": [
    {
      "record_id": "LB-FILES",
      "tool": "LogBrief",
      "version": "1.2",
      "field": "max_input_files",
      "value": 2,
      "unit": "files",
      "state": "known",
      "source_refs": [
        "S1:L4"
      ],
      "note": "一次任务最多 2 个文件。"
    },
    {
      "record_id": "LB-PROTECT",
      "tool": "LogBrief",
      "version": "1.2",
      "field": "input_unchanged",
      "value": true,
      "unit": "none",
      "state": "known",
      "source_refs": [
        "S1:L7"
      ],
      "note": "原文明确不修改输入日志。"
    },
    {
      "record_id": "LB-LICENSE",
      "tool": "LogBrief",
      "version": "1.2",
      "field": "license",
      "value": null,
      "unit": "none",
      "state": "missing",
      "source_refs": [
        "S1:L8"
      ],
      "note": "该行明确未提供许可证；保持未知。"
    },
    {
      "record_id": "BT-FILES",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "max_input_files",
      "value": null,
      "unit": "files",
      "state": "conflict",
      "source_refs": [
        "S2:L4",
        "S5:L2",
        "S5:L3"
      ],
      "note": "S2:L4 为 8，S5:L2 为 4；未说明更正、取代或适用条件。"
    },
    {
      "record_id": "BT-PROTECT",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "input_unchanged",
      "value": true,
      "unit": "none",
      "state": "known",
      "source_refs": [
        "S2:L7"
      ],
      "note": "原文明确不修改输入日志。"
    },
    {
      "record_id": "BT-LICENSE",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "license",
      "value": "MIT",
      "unit": "none",
      "state": "known",
      "source_refs": [
        "S2:L8"
      ],
      "note": "原文明确许可证为 MIT。"
    },
    {
      "record_id": "RS-FILES",
      "tool": "RunSheet",
      "version": "2.0",
      "field": "max_input_files",
      "value": 20,
      "unit": "files",
      "state": "known",
      "source_refs": [
        "S3:L4"
      ],
      "note": "一次任务最多 20 个文件。"
    },
    {
      "record_id": "RS-PROTECT",
      "tool": "RunSheet",
      "version": "2.0",
      "field": "input_unchanged",
      "value": null,
      "unit": "none",
      "state": "missing",
      "source_refs": [
        "S3:L7"
      ],
      "note": "该行明确未提供是否修改输入日志的信息。"
    },
    {
      "record_id": "RS-LICENSE",
      "tool": "RunSheet",
      "version": "2.0",
      "field": "license",
      "value": null,
      "unit": "none",
      "state": "missing",
      "source_refs": [
        "S3:L8"
      ],
      "note": "该行明确未提供许可证。"
    },
    {
      "record_id": "RUN-01",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "elapsed_ms",
      "value": 1250,
      "unit": "ms",
      "state": "known",
      "source_refs": [
        "E5:L1",
        "P5:P1:L1"
      ],
      "note": "教学模拟记录 sim-01：1.25 s × 1000 = 1250 ms。"
    },
    {
      "record_id": "RUN-02",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "elapsed_ms",
      "value": null,
      "unit": "ms",
      "state": "missing",
      "source_refs": [
        "E5:L2",
        "P5:P1:L2"
      ],
      "note": "教学模拟记录 sim-02：标记为“未记录”, 保留缺失。"
    },
    {
      "record_id": "RUN-02",
      "tool": "BatchTrace",
      "version": "0.9",
      "field": "elapsed_ms",
      "value": 0,
      "unit": "ms",
      "state": "known",
      "source_refs": [
        "E5:L3",
        "P5:P1:L1",
        "P5:P1:L2"
      ],
      "note": "教学模拟记录 sim-03：0 s 转为 0 ms，是已记录的零值。"
    }
  ]
}