{
  "title": "Synthetic rubber data for AI material-basis matching",
  "source_page": "https://fiund.com/industries/synthetic-rubber-extension-basis-data",
  "authorship": "Original fictional Fiund editorial exercise. No actual operating records or third-party source assets are included.",
  "example": {
    "title": "A base-polymer denominator differs from total compound",
    "context": "Neutral cards describe made-up accounting quantities; no actual compound or formulation is identified.",
    "records": [
      [
        "1",
        "Batch ticket",
        "Mock base portion 12 units, extension portion 3 units; only these two portions."
      ],
      [
        "2",
        "Display field",
        "Extension share expressed per 100 units of total."
      ],
      [
        "3",
        "Buyer note",
        "Requests extension per 100 units of base."
      ]
    ],
    "question": "What figures answer each basis?",
    "answer": "From record 1, the extension is 20 per 100 total units (3 ÷ 15 × 100), as requested by record 2, and 25 per 100 base units (3 ÷ 12 × 100) for record 3. The different denominators explain the two correct values.",
    "failureModes": [
      "Reporting the 20 total-basis value as 25 base-basis without a label",
      "Mixing the base and total denominators"
    ],
    "fields": [
      [
        "base_quantity",
        "Supplies the base-only denominator"
      ],
      [
        "total_quantity",
        "Includes all defined portions"
      ],
      [
        "reporting_basis",
        "Preserves the unit definition"
      ]
    ],
    "holdout": "Add a third mock portion that counts toward total but not base; require updating only the total-basis denominator.",
    "boundary": "No commercial polymer formulations, compounding procedure, performance claims or real quantities."
  }
}