[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1b1k1nr/ppp1b1pp/2n2p2/3p4/8/2NB4/PPPP1PPP/R1B1K1NR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T06:47:27.804 UTC"] [GameStartTime "2025-07-04T06:47:22.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1... Nb4 {+0.25 9/9 119 0, White makes an illegal move: 0000} 0-1