[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/ppp2p2/2n2np1/3Pp2p/2B5/P2P1N1P/1PP2PP1/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T07:39:42.528 UTC"] [GameStartTime "2025-07-04T07:39:37.432 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.13+0.04"] 1... Nxd5 {+0.10 7/7 152 0, White makes an illegal move: 0000} 0-1