{
  "source_file": "tasks/json-extractor-demo/raw.jsonl",
  "source_description": "json-extractor-demo task (tasks/json-extractor-demo)",
  "data_ledger_entry": "json-extractor-demo-synthetic",
  "seed": 20260701,
  "raw_examples": 400,
  "duplicates_dropped": 0,
  "counts": {
    "train": 320,
    "valid": 40,
    "test": 40
  },
  "split_fractions": {
    "valid": 0.1,
    "test": 0.1
  },
  "contamination_check": "passed"
}