[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/pppn1ppp/4pn2/3p4/2P5/P3P1N1/1P1P1PPP/RNBQKB1R b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T06:54:55.553 UTC"] [GameStartTime "2025-07-04T06:54:50.405 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.15+0.04"] 1... dxc4 {+0.85 8/8 143 0, White makes an illegal move: 0000} 0-1