[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rn1qkbnr/p1pp1ppp/1p2p1b1/1B4B1/3P4/2N2N2/PPP2PPP/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:42.959 UTC"] [GameStartTime "2025-06-23T15:43:42.719 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... f6 {-0.80 6/0 126 1346657} 2. Be3 {+0.35 5/0 86 1501954, Black makes an illegal move: f7f6} 1-0