[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/pppp1ppp/2n4B/b3p3/2B1P3/2PP1N2/PP3PPP/RN1QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:42.467 UTC"] [GameStartTime "2025-06-23T15:40:41.866 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... gxh6 {-0.95 6/0 416 1878570} 2. b4 {+0.10 5/0 85 536921} Bb6 {-0.95 6/0 74 1060230, White makes an illegal move: b2b4} 0-1