{
  "name": "stranded_narration",
  "description": "Assistant ended its turn with a content-only message while a pending todo remains and no backing background task exists. Canonical PR1 §B 'stranded narration' failure shape: the gate must fire with the in-flight reason.",
  "turns": [
    {
      "turn_index": 0,
      "kind": "user",
      "content": "<synthetic user prompt — content scrubbed>"
    },
    {
      "turn_index": 1,
      "kind": "assistant",
      "tool_calls_emitted": [],
      "todo_state_after_turn": [
        {
          "id": "fix-round-1",
          "status": "pending",
          "content": "fix open review issues"
        }
      ],
      "backing_task_count": 0,
      "expected_gate_decision": "nudge",
      "expected_reason": "in_flight",
      "expected_reminder_contains": [
        "ended your turn",
        "Pending:",
        "fix open review issues"
      ]
    }
  ]
}