{"reason": "Solver failed to provide valid regex pattern", "solver": "Llama 3.3 70B Instruct", "winner": "claude 3.7 sonnet", "players": ["claude 3.7 sonnet", "Llama 3.3 70B Instruct"], "proposer": "claude 3.7 sonnet", "game_over": true, "currentTurn": 2}