[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnb1kb1r/ppq2p1p/2pp1p2/4p3/2PP4/2N1PN2/PP3PPP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:29.497 UTC"] [GameStartTime "2025-06-23T15:43:29.198 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1... f5 {-0.60 5/0 86 573838} 2. dxe5 {+0.25 6/0 85 609689} dxe5 {-0.50 5/0 84 313600, White makes an illegal move: d4e5} 0-1