[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbq1rk1/1ppp1ppp/4p1n1/p7/1b1P4/P1NQ2B1/1PP1PPPP/2KR1BNR b - - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:38:11.089 UTC"] [GameStartTime "2025-07-14T03:38:10.669 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... Bxc3 {+8.90 10/10 131 783882} 2. Qxc3 {+0.70 14/14 127 1406442, Black makes an illegal move: b4a3} 1-0