[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn2kb1r/pppqpppp/5n2/3p4/8/3P1BP1/PPP1PP1P/RNBQ1RK1 w kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:25:51.942 UTC"] [GameStartTime "2025-07-14T03:25:51.028 UTC"] [PlyCount "4"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1. g4 {+0.30 10/10 146 463419} Nxg4 {+0.15 13/13 256 2842860} 2. e4 {+4.25 13/13 126 760120} h5 {-0.05 14/14 190 2161913, White makes an illegal move: g3g4} 0-1