{
  "title": "Lubricant and grease data for AI grade-basis review",
  "source_page": "https://fiund.com/industries/lubricant-grease-grade-basis-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "A grade-like digit from a different attribute",
    "context": "Fictional material cards use deliberately simplified field names; they do not represent product recommendations.",
    "records": [
      [
        "1",
        "Request",
        "Select the record for pack K8 with consistency category 2."
      ],
      [
        "2",
        "Catalog",
        "K8 has consistency category 2 and base-fluid class 8; K2 has category 8 and class 2."
      ],
      [
        "3",
        "Batch index",
        "Report A covers K2 and report B covers K8; no physical readings supplied."
      ]
    ],
    "question": "Which report should the reviewer request?",
    "answer": "Request report B for K8 because record 2 identifies consistency category 2 for that pack and record 3 links it to B. The number 2 in K2's base-fluid class does not match the requested attribute. The index supplies identity, not actual test evidence.",
    "failureModes": [
      "Matching any occurrence of the digit 2",
      "Equating an index link with reported measurements"
    ],
    "fields": [
      [
        "pack_key",
        "Links report to product"
      ],
      [
        "classification_field",
        "Disambiguates different numbering systems"
      ],
      [
        "report_scope",
        "Shows what the linked record actually covers"
      ]
    ],
    "holdout": "Provide multiple pack sizes of one material and a report scoped to the parent batch; distinguish pack ID from batch applicability.",
    "boundary": "No real lubricant grades, formulations, product selection guidance or customer data."
  }
}