[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rB1qk1nr/pp4pp/4pp2/3p1b2/1b6/2NP1N2/PPP2PPP/R2QKB1R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T08:13:49.804 UTC"] [GameStartTime "2025-07-04T08:13:44.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1... Rxb8 {+0.15 9/9 98 0, White makes an illegal move: 0000} 0-1