[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bq1rk1/1pp2ppp/2n1pn2/p2pN1B1/QbPP4/2N5/PP2PPPP/3RKB1R b K - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T09:49:33.804 UTC"] [GameStartTime "2025-07-04T09:49:28.808 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.18+0.04"] 1... Bxc3+ {+0.20 8/8 167 0, White makes an illegal move: 0000} 0-1