[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r2qkb1r/pbp2ppp/1pnppn2/8/8/2N1P1Q1/PPPPBPPP/R1B1K1NR b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T06:46:52.804 UTC"] [GameStartTime "2025-07-04T06:46:47.805 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1... Nb4 {+0.40 8/8 223 0, White makes an illegal move: 0000} 0-1