[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnbqk2r/ppp1p1bp/3p2p1/5p2/2PP1Bn1/4PN1P/PP2BPP1/RN1QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:34:32.988 UTC"] [GameStartTime "2025-07-14T03:34:32.604 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... Nf6 {-0.80 13/13 148 1338944, White makes an illegal move: e5g7} 0-1