[Event "?"] [Site "?"] [Date "2025.06.27"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rn1qk1nr/ppp1pp1p/3p1Bp1/8/3PP1b1/2N2N2/PPP2PPP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-06-27T23:29:21.945 UTC"] [GameStartTime "2025-06-27T23:29:20.700 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... Nxf6 {-0.80 7/0 506 1557898} 2. h3 {+0.95 5/0 149 184898} Bxf3 {-0.80 1/0 83 94} 3. Qxf3 {+0.05 7/0 390 1781729, Black makes an illegal move: 0000} 1-0