[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qk1nr/p1p1bppp/np1p4/3Pp3/4P3/P1N2N2/1PP2PPP/R1BQ1RK1 b kq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T08:27:22.804 UTC"] [GameStartTime "2025-07-04T08:27:17.427 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.08+0.04"] 1... Nf6 {-0.80 7/7 237 0, White makes an illegal move: 0000} 0-1