[Event "?"] [Site "?"] [Date "2025.06.27"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1b1kb1r/ppqp1pp1/2n1pn1p/2p5/2B1P3/2N4N/PPPP1PPP/R1BQ1RK1 b kq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-06-27T23:29:25.157 UTC"] [GameStartTime "2025-06-27T23:29:23.918 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... Nxe4 {+0.50 6/0 1084 4205261} 2. Nxe4 {-0.55 5/0 90 98313, Black makes an illegal move: 0000} 1-0