[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1b1kb1r/1pp1qppp/p1nppn2/8/P1BPP3/2N1BN2/1PP2PPP/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:37:27.952 UTC"] [GameStartTime "2025-07-14T03:37:27.042 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... Nxe4 {-0.05 8/8 159 151386} 2. Nxe4 {+0.25 14/14 190 2157047} d5 {+7.80 11/11 195 906840} 3. Ned2 {+0.25 14/14 183 2007369, Black makes an illegal move: f6d5} 1-0