{"reason": "claude 3.7 sonnet submitted an invalid proposal (target items not in text)", "solver": "o3-mini - (low)", "winner": "o3-mini - (low)", "players": ["claude 3.7 sonnet", "o3-mini - (low)"], "proposer": "claude 3.7 sonnet", "game_over": true, "currentTurn": 2}