audit/legacy_replay.json

{
  "filters": {
    "nemotron_cropped_train_replaced_by_reextraction": 32500,
    "historical_holdout_query": 1025,
    "normalized_train_duplicate": 646,
    "benchmark_exact": 56
  },
  "original_train_rows": 97450,
  "original_test_rows": 10828,
  "new_replay_rows": 63223,
  "legacy_test_core_fields_preserved": true,
  "caveat": "Legacy sources other than mapped Nemotron lack original dialogue IDs; query-level isolation does not prove dialogue-level isolation for them."
}