[Event "?"] [Site "?"] [Date "2025.06.23"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "rnbq1rk1/pp2b1pp/2p1pn2/3p4/5P2/3B1N2/PPPP2PP/RNBQ1RK1 b - - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-06-23T15:40:25.946 UTC"] [GameStartTime "2025-06-23T15:40:25.692 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4+0.04"] 1... c5 {+0.50 5/0 85 657269} 2. Nc3 {-1.00 6/0 86 1547929, Black makes an illegal move: c6c5} 1-0