[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn1qkb1r/ppp3pp/5p2/3nP3/2B5/5P2/PPP2P1P/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:04"] [GameEndTime "2025-07-04T07:35:56.804 UTC"] [GameStartTime "2025-07-04T07:35:51.806 UTC"] [PlyCount "1"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.08+0.04"] 1... Nb6 {-0.60 8/8 153 0, White makes an illegal move: 0000} 0-1