[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbqkb1r/ppp2ppp/5N2/4p3/P2p3P/8/1PPPPPP1/R1BQKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:24.857 UTC"] [GameStartTime "2025-06-23T15:43:24.608 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... Ke7 {-2.90 7/0 120 1148817} 2. Ne4 {-0.40 7/0 94 1816762, Black makes an illegal move: e8e7} 1-0