[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnb1kb1r/1pqp1ppp/p3p1n1/2p5/3P4/1P2PN2/PBPNBPPP/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T05:42:47.454 UTC"] [GameStartTime "2025-07-04T05:42:42.282 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.05+0.04"] 1... d5 {-0.35 7/7 207 0, White makes an illegal move: 0000} 0-1