{
  "title": "Industrial gas data for AI cylinder and product records",
  "source_page": "https://fiund.com/industries/industrial-gas-cylinder-lot-label-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Identify the empty prop without borrowing a sibling label",
    "context": "Only drawings of empty cylinders are used. The identifiers have no hazardous-material meaning.",
    "records": [
      [
        "1",
        "Mock ledger",
        "Cylinder C12 → group G8; C21 → group G9."
      ],
      [
        "2",
        "Image",
        "Body tag C12 visible; upper label clipped out."
      ],
      [
        "3",
        "Folder",
        "Group G9 caption; both cylinder images in same folder."
      ]
    ],
    "question": "What can be stated about the pictured object?",
    "answer": "The body tag identifies C12 in record 2. Record 1 associates C12 with G8, contradicting the shared-folder caption in record 3. Its upper label is not visible, so report the ledger-based group separately from what the image directly confirms.",
    "failureModes": [
      "Using a folder caption as physical label evidence",
      "Confusing C12 and C21 after sorting digits"
    ],
    "fields": [
      [
        "cylinder_id",
        "Joins the physical prop to its record"
      ],
      [
        "ledger_group",
        "Preserves document-derived identity"
      ],
      [
        "label_visibility",
        "Separates an obscured label from a mismatch"
      ]
    ],
    "holdout": "Use an image where the upper label visibly conflicts with the body tag's ledger group; retain both observations for review.",
    "boundary": "No actual gases, filling methods, pressure data, hazard labels or cylinder certification."
  }
}