[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqkbnr/pp3ppp/2p5/3P4/8/2N1P3/PP4PP/R1BQKBNR b KQkq - 0 1"] [GameDuration "00:00:01"] [GameEndTime "2025-07-14T03:44:57.949 UTC"] [GameStartTime "2025-07-14T03:44:56.949 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.01+0.04"] 1... Nf6 {-0.05 8/8 133 282011} 2. e4 {-0.35 10/10 200 624662} Nfd7 {+5.10 11/11 146 798459} 3. Nf3 {+0.65 12/12 171 1405563, Black makes an illegal move: f6e4} 1-0