[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbq1rk1/ppppb1p1/5n1p/5pB1/2PPp3/2N2PP1/PP2P1BP/R2QK1NR w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:38.500 UTC"] [GameStartTime "2025-06-23T15:40:38.070 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. Bxf6 {-2.45 7/0 87 1968515} exf3 {-1.55 7/0 111 530400} 2. Nxf3 {0.00 6/0 207 1579042, Black makes an illegal move: e4f3} 1-0