{
  "title": "Finish carpentry and millwork fit checks for AI training",
  "source_page": "https://fiund.com/industries/finish-carpentry-millwork-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "Track a millwork mismatch from the drawing to the observed fit",
    "context": "Two pre-cut foam pieces and a ground-level opening fixture support a safe fit-observation exercise. All dimensions are practice units; no cutting or powered woodworking is shown.",
    "records": [
      [
        "FM1",
        "Internally authored drawing revision B",
        "Opening O1 requires profile P, labeled width 20; revision A width 18 is superseded."
      ],
      [
        "FM2",
        "Part traveler",
        "Piece M1: profile P, width 18, made against revision A. Piece M2: profile P, width 20, revision B."
      ],
      [
        "FM3",
        "Training clip and reviewer note",
        "At 00:14 M1 label readable; a gap is visible in O1. Reviewer marks M1 for specification check. M2 is not trial-fitted."
      ]
    ],
    "question": "Which documented mismatch explains the M1 review flag, and what evidence supports or limits a fit claim for M2?",
    "answer": "FM1 and FM2 show that M1 retains the superseded width-18 specification while O1's current drawing calls for width 20. FM3 links the visible gap and reviewer flag to that labeled piece at 00:14. M2's traveler matches revision B on paper, but no supplied trial fit confirms its observed fit or acceptance. Distinguish document agreement from demonstrated fit.",
    "failureModes": [
      "Calling M2 physically accepted because its traveler matches the current drawing.",
      "Losing the time-coded M1 identity and assigning the gap to the similar-profile M2."
    ],
    "fields": [
      [
        "Part, opening and drawing revision",
        "Preserves the full specification relationship."
      ],
      [
        "Time-coded identity and orientation",
        "Connects a visible mismatch to the correct piece."
      ],
      [
        "Reviewer disposition",
        "Records a specification check without inventing a completed repair."
      ],
      [
        "Documented versus observed dimensions",
        "Separates traveler data from what the clip shows."
      ]
    ],
    "holdout": "Show a rotated M2 view with its label hidden and a gap caused by a removable spacer. Require the answer to distinguish uncertain identity and visible obstruction from a proven part-dimension error.",
    "boundary": "Use approved pre-cut lightweight pieces and independent drawings. Exclude powered tools, customer plans, addresses, worker identities and production dimensions."
  }
}