[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkb1r/1p1bpppp/p1n2n2/1B1p4/3N4/4P1P1/PPP2P1P/RNBQ1RK1 w kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:11:12.860 UTC"] [GameStartTime "2025-07-14T03:11:12.161 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1. Nxc6 {-0.40 14/14 182 2044062} g5 {+13.25 12/12 149 1652238} 2. Nxd8 {+8.35 15/15 194 2427369, Black makes an illegal move: d3g6} 1-0