{
  "title": "Vehicle body manufacturing data for AI compartment revisions",
  "source_page": "https://fiund.com/industries/vehicle-body-compartment-revision-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "One compartment's layout change leaves the others alone",
    "context": "Original paper service-body diagrams use a marked side and numbered compartments.",
    "records": [
      [
        "1",
        "Drawing rev A",
        "Compartments 1 and 2 each have square handle marker."
      ],
      [
        "2",
        "Drawing rev B",
        "Only compartment 2 changes to triangle."
      ],
      [
        "3",
        "Photo",
        "Unit tagged rev B, compartment 1 square and compartment 2 square; side marker legible."
      ]
    ],
    "question": "Which region should be flagged?",
    "answer": "Flag compartment 2: record 2 expects its triangle marker, while record 3 shows square. Compartment 1's square remains valid because the revision is local. Record 1 explains why both were squares earlier without making the older reference applicable to this unit.",
    "failureModes": [
      "Applying revision B's marker to every compartment",
      "Ignoring the compartment number in the visible frame"
    ],
    "fields": [
      [
        "view_side",
        "Anchors compartment numbering"
      ],
      [
        "compartment_id",
        "Scopes the changed region"
      ],
      [
        "effective_revision",
        "Selects expected geometry"
      ]
    ],
    "holdout": "Use an image of the opposite side with a similar layout and require matching the side marker first.",
    "boundary": "No actual fleet designs, vehicle modification advice, customer images or installation steps."
  }
}