[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1bqkb1r/pppnpp1p/2np2p1/P5P1/2PPP3/8/1P3P1P/RNBQKBNR w KQkq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:42:01.668 UTC"] [GameStartTime "2025-07-14T03:42:01.017 UTC"] [PlyCount "3"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1. d5 {+0.70 14/14 153 1539922} Nb4 {-0.75 9/9 154 151495} 2. Bd2 {+0.70 14/14 165 1740060, Black makes an illegal move: c6a5} 1-0