{
  "synthetic": true,
  "capability": "duplicate-billing",
  "status": "available",
  "scenario": "Two invoices from the same vendor carry the same invoice number and amount.",
  "sourceTable": {
    "columns": [
      "Record",
      "Vendor",
      "Invoice",
      "Date",
      "Amount"
    ],
    "rows": [
      [
        "AP-881",
        "Example Supply",
        "EX-4402",
        "Jul 10",
        "$8,250"
      ],
      [
        "AP-914",
        "Example Supply",
        "EX-4402",
        "Jul 13",
        "$8,250"
      ]
    ]
  },
  "deterministicRule": "Flag an exact invoice-number match, then compare vendor, amount, and nearby dates.",
  "flaggedFinding": "Probable duplicate: same vendor, invoice number, and amount, entered three days apart.",
  "possibleReasons": "One record may be a duplicate, but it could also be a correction or legitimate split posting.",
  "humanReviewQuestions": [
    "Are the source documents identical?",
    "Has either invoice already been paid?",
    "Was one entry intended to reverse the other?"
  ],
  "operatingDecision": "Open both source documents and confirm which record, if either, should be voided."
}