[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn2kbnr/p1pp1ppp/bp2pq2/8/3PP3/2P1Q1P1/PP3P1P/RNB1KBNR b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T08:45:30.804 UTC"] [GameStartTime "2025-07-04T08:45:25.457 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... Bxf1 {-0.20 9/9 175 0, White makes an illegal move: 0000} 0-1