[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rnb1kb1r/1pq2ppp/p2ppn2/2pPP3/5B2/5NP1/PPP2P1P/RN1QKB1R b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-04T09:43:51.454 UTC"] [GameStartTime "2025-07-04T09:43:46.404 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.1+0.04"] 1... Nxd5 {+1.30 8/8 98 0, White makes an illegal move: 0000} 0-1