[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r3kbnr/pppqpppp/8/3p1b2/1n6/PP1PP2P/1BP2PP1/RN1QKBNR b KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:40:18.254 UTC"] [GameStartTime "2025-07-14T03:40:17.676 UTC"] [PlyCount "2"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... Nc6 {+0.20 10/10 193 1284051} 2. Nf3 {-0.10 12/12 218 2202020, Black makes an illegal move: b4c2} 1-0