[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk1nr/3nppbp/p2p2p1/1pp5/3PP1PP/2N1BP2/PPP5/R2QKBNR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:43:24.334 UTC"] [GameStartTime "2025-06-23T15:43:24.103 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.03+0.04"] 1. dxc5 {+0.05 6/0 85 683855} Nxc5 {-0.90 5/0 85 512928, White makes an illegal move: d4c5} 0-1