[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bqkb1r/pp4pp/2n2n2/2p1pp2/P2p3P/NP4P1/1BPPPPB1/R2QK1NR w KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T07:58:24.304 UTC"] [GameStartTime "2025-07-04T07:58:19.307 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.01+0.04"] 1. Bxc6+ {-0.90 10/10 231 0, Black makes an illegal move: 0000} 1-0