{
  "protocol": "Blind. Hidden permutation generated per trial and read only for scoring; the ladder is chosen by energy, never by accuracy.",
  "pool": 640,
  "rounds": 3,
  "ladders": 2,
  "rows": [
    {
      "field": "omit-size-pool640",
      "size": 256,
      "chance": 0.00390625,
      "accuracy_selected_by_energy": 0.64453125,
      "accuracy_if_oracle_picked_best_ladder": 0.64453125
    }
  ]
}