[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqk2r/ppp1ppbp/5np1/3pP3/3P4/2P3P1/PP3P1P/RNBQKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:43.951 UTC"] [GameStartTime "2025-06-23T15:43:43.725 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Ng4 {-0.80 5/0 121 894113} 2. h3 {+0.55 5/0 85 1847572, Black makes an illegal move: f6g4} 1-0