[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk2r/ppp2ppp/2n1p3/3p4/3P3n/2PBPN2/PP1N1PPP/R2QK2R b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:34.028 UTC"] [GameStartTime "2025-06-23T15:40:33.549 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... Nxg2+ {-1.15 7/0 190 2489758} 2. Kf1 {-1.10 6/0 160 1287009} Nh4 {-2.10 7/0 107 2222574, White makes an illegal move: e1f1} 0-1