[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/1ppn1ppp/3p1n2/p7/2BPP3/5N2/PP3PPP/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T06:12:13.804 UTC"] [GameStartTime "2025-07-04T06:12:09.082 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.059+0.04"] 1... Nxe4 {+0.50 9/9 104 0, White makes an illegal move: 0000} 0-1