[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqkb1r/ppp2pp1/2n1p2p/3pPn2/3P1P2/5N2/PPP2BPP/RN1QKB1R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T08:04:43.804 UTC"] [GameStartTime "2025-07-04T08:04:38.808 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.12+0.04"] 1... Bb4+ {-0.10 6/6 106 0, White makes an illegal move: 0000} 0-1