{"reason": "claude 3.7 sonnet (high2) submitted an invalid proposal (target items not in text)", "solver": "o3-mini - (high)", "winner": "o3-mini - (high)", "players": ["claude 3.7 sonnet (high2)", "o3-mini - (high)"], "proposer": "claude 3.7 sonnet (high2)", "game_over": true, "currentTurn": 0}