[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bqk1nr/ppp2ppp/2n1p3/4P3/3P4/P1b5/1P3PPP/R1BQKBNR w KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T09:52:14.804 UTC"] [GameStartTime "2025-07-04T09:52:09.803 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.18+0.04"] 1. bxc3 {+0.45 8/8 107 0, Black makes an illegal move: 0000} 1-0