[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkbnr/1p1bpppp/p1B5/2ppP3/3P1B2/2P5/PP3PPP/RN1QK1NR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T07:57:04.304 UTC"] [GameStartTime "2025-07-04T07:56:59.306 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.01+0.04"] 1... Bxc6 {-0.15 9/9 95 0, White makes an illegal move: 0000} 0-1