{
  "leg": "C2",
  "item_id": "c2-cw-1",
  "category": "constraint-writing",
  "proxy_item": false,
  "model": "gemma4:31b",
  "think": false,
  "posture": "think:false",
  "reasoning_strength": null,
  "repeat": 2,
  "started_at": "2026-08-26T08:56:43.046530Z",
  "num_predict": 1536,
  "timeout_s": 240,
  "request": {
    "model": "gemma4:31b",
    "stream": false,
    "think": false,
    "options": {
      "num_ctx": 32768,
      "temperature": 0,
      "top_p": 1,
      "num_predict": 1536
    },
    "messages": [
      {
        "role": "user",
        "content": "Write a short lost-pet notice for a neighbourhood noticeboard.\n\nRules, all of which are checked mechanically:\n1. Exactly four sentences. A sentence is a run of text ending in a period, question mark or exclamation mark.\n2. Every sentence must begin with the capital letter B.\n3. The word \"dog\" must not appear anywhere, in any form or case.\n\nOutput the notice and nothing else: no title, no preamble, no closing remark."
      }
    ]
  },
  "answer": "Buster is missing. Brown fur marks him. Be kind if found. Bring him home please!",
  "thinking": "",
  "done_reason": "stop",
  "timing": {
    "wall_s": 1.669,
    "total_duration_s": 1.667,
    "load_duration_s": 0.397,
    "prompt_eval_count": 111,
    "prompt_eval_duration_s": 0.295,
    "eval_count": 21,
    "eval_duration_s": 0.71,
    "eval_tok_s": 29.58
  },
  "error": null
}