{
  "synthetic": true,
  "scope": "Invented teaching records; not a vendor export, bank-format compatibility test or accounting decision.",
  "fixture_utf8": "date;description;amount\r\n2026-02-03;\"SYNTHETIC shop; note\";\"-12,30\"\r\n2026-02-04;\"SYNTHETIC line one\nline two\";\"4,00\"\r\n",
  "correct_parser": [
    [
      "date",
      "description",
      "amount"
    ],
    [
      "2026-02-03",
      "SYNTHETIC shop; note",
      "-12,30"
    ],
    [
      "2026-02-04",
      "SYNTHETIC line one\nline two",
      "4,00"
    ]
  ],
  "wrong_delimiter_parser": [
    [
      "date;description;amount"
    ],
    [
      "2026-02-03;\"SYNTHETIC shop; note\";\"-12",
      "30\""
    ],
    [
      "2026-02-04;\"SYNTHETIC line one"
    ],
    [
      "line two\";\"4",
      "00\""
    ]
  ],
  "physical_line_split": [
    [
      "date",
      "description",
      "amount"
    ],
    [
      "2026-02-03",
      "\"SYNTHETIC shop",
      " note\"",
      "\"-12,30\""
    ],
    [
      "2026-02-04",
      "\"SYNTHETIC line one"
    ],
    [
      "line two\"",
      "\"4,00\""
    ]
  ],
  "over_simplified_fixture": "date;description;amount\r\n2026-02-03;SYNTHETIC;\"-12,30\"\r\n2026-02-04;SYNTHETIC;\"4,00\"\r\n",
  "method": "Python csv.reader delimiter=semicolon, newline empty; direct line splitting as negative control. No support upload or AI-provider behavior tested."
}