{
  "synthetic": true,
  "input_rows": 8,
  "accepted_rows": 4,
  "rejected_rows": 3,
  "exact_duplicates": 1,
  "accepted_closed": 3,
  "accepted_pending": 1,
  "notes": "D001 exact repeat; D005 invalid date; D006 close before start; D007 closed without close date. Educational sample, not a client result."
}