[Event "?"] [Site "?"] [Date "2025.07.14"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "rn1qk1nr/pppbp1bp/3p1pp1/8/3P4/4PN1P/PPP1BPP1/RNBQ1RK1 b kq - 0 1"] [GameDuration "00:00:00"] [GameEndTime "2025-07-14T03:26:58.012 UTC"] [GameStartTime "2025-07-14T03:26:57.038 UTC"] [PlyCount "5"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1... f5 {-0.85 13/13 147 1567173} 2. Nc3 {+0.85 10/10 130 431263} Nf6 {-0.75 13/13 136 1474349} 3. Nd5 {+3.70 12/12 175 785494} Nxd5 {+2.50 14/14 176 1862425, White makes an illegal move: c3b5} 0-1