[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbq1rk1/ppppppbp/6p1/6N1/2B1n3/2P5/PP1P1PPP/RNBQK2R w KQ - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:33.091 UTC"] [GameStartTime "2025-06-23T15:40:32.809 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1. Nxe4 {-0.05 5/0 86 1210474} c6 {-1.85 5/0 89 366160} 2. Nc5 {+1.85 4/0 87 415764, Black makes an illegal move: c7c6} 1-0