{
  "task_id": "conflict_001",
  "instruction_en": "Change measure 1 to 5/8 while preserving every note duration and leaving no rests.",
  "instruction_zh": "把第1小节改成5/8拍，同时保持所有音符时值且不允许休止符。",
  "status": "refused",
  "provider": "local_rule",
  "target_scope": {
    "measures": [
      1
    ],
    "staffs": [
      1
    ]
  },
  "protected_scope": {
    "staffs": [
      2
    ]
  },
  "checks": {
    "task_success": true,
    "complete_preservation": true,
    "correct_refusal": true
  },
  "changes": [],
  "original": "original.musicxml",
  "reason": "Changing meter while requiring all durations to remain unchanged is outside the safe local rule subset.",
  "evidence": "conflict_001.json"
}