[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbk1bnr/pp3ppp/8/2p1p3/2P5/2N2N2/PP2PPPP/R1B1KB1R b KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:20:59.699 UTC"] [GameStartTime "2025-07-14T03:20:59.047 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1... Nc6 {-0.30 9/9 214 224578} 2. Bg5+ {+0.30 11/11 128 1290604, Black makes an illegal move: b8c6} 1-0