{
  "kind": "intentional teaching mutation, not an observed LLM failure",
  "inputSql": "chapter-35/queries/35-having.sql",
  "correctDsl": "chapter-35/queries/35-having.json",
  "mutatedDsl": "chapter-36/queries/36-wrong-stage.json",
  "validationPassed": true,
  "expectedCustomerCodes": [
    "00026"
  ],
  "actualItems": [],
  "preservesInputMeaning": false,
  "reason": "HAVING sum(invoiceAmount)>25 was incorrectly moved to a source-row slice invoiceAmount>25"
}