[Event "?"] [Site "?"] [Date "2025.07.04"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "0-1"] [FEN "r1bqkbnr/pp3pp1/2np3p/2p1p3/4PP2/2PP2PP/PP6/RNBQKBNR b KQkq - 0 1"] [GameDuration "00:00:08"] [GameEndTime "2025-07-04T17:46:33.417 UTC"] [GameStartTime "2025-07-04T17:46:24.805 UTC"] [PlyCount "21"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.04+0.04"] 1... a6 {+0.90 5/5 310 5936845} 2. Nd2 {-0.55 6/6 330 6386827} Qc7 {+0.45 6/6 233 4332017} 3. fxe5 {-0.35 5/5 1934 288045} dxe5 {+0.50 6/6 228 4995366} 4. Nc4 {-0.50 5/5 987 1573299} Nf6 {+0.50 6/6 376 7780092} 5. Nf3 {-0.50 5/5 75 1483454} Be6 {+0.70 5/5 173 3491019} 6. Qc2 {-0.70 4/4 413 8685985} O-O-O {+0.55 4/4 791 17174530} 7. Be3 {-0.55 2/2 46 914085} b5 {+0.80 3/3 274 5854218} 8. Ncd2 {-0.80 2/2 273 5846649} Bd6 {+0.60 4/4 464 10151874} 9. Bg2 {-0.75 2/2 33 626537} Rhe8 {+0.60 4/4 635 13057955} 10. O-O {-0.60 3/3 127 2439465} Kb8 {+0.60 3/3 213 4313439} 11. c4 {-0.50 1/1 151 380473} Nd4 {+0.55 2/2 406 8170316, White makes an illegal move: c3c4} 0-1