[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/pppbn1p1/2np3p/3Bpp2/4P3/2NPBN2/PPP2PPP/R2QK2R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:31.361 UTC"] [GameStartTime "2025-06-23T15:43:31.073 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. Bc4 {-0.10 6/0 86 1486040} fxe4 {-0.80 6/0 87 651888} 2. dxe4 {+0.40 5/0 90 745294, Black makes an illegal move: f5e4} 1-0