[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/pp3ppp/2nb1n2/3p4/3Pp3/1NN2P2/PP2P1PP/R1BQKB1R w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:24.959 UTC"] [GameStartTime "2025-06-23T15:40:24.478 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. fxe4 {-0.85 6/0 89 648105} Nxe4 {+0.50 5/0 88 775376} 2. Nxe4 {-0.85 6/0 84 986170} dxe4 {+0.55 6/0 83 1227942, White makes an illegal move: c3e4} 0-1