[Event "?"] [Site "?"] [Date "2025.06.27"] [Round "1"] [White "Helios-dev"] [Black "Helios-base"] [Result "0-1"] [FEN "r1bqk1nr/ppp1ppb1/2np2pp/8/2B1P1P1/3P1N1P/PPP2P2/RNBQK2R b KQkq - 0 1"] [GameDuration "00:00:02"] [GameEndTime "2025-06-27T23:29:53.591 UTC"] [GameStartTime "2025-06-27T23:29:51.364 UTC"] [PlyCount "9"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.14+0.04"] 1... Na5 {-0.40 5/0 137 384192} 2. Nbd2 {+0.45 5/0 238 902284} Nxc4 {-0.40 6/0 609 361727} 3. Nxc4 {0.00 6/0 440 3672893} Be6 {-0.60 6/0 191 442073} 4. g5 {+0.35 5/0 118 924389} hxg5 {-0.25 6/0 80 228450} 5. Nxg5 {-0.20 6/0 227 1523981} Bxc4 {-0.40 5/0 79 179554, White makes an illegal move: 0000} 0-1