[Event "?"] [Site "?"] [Date "2025.07.13"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "0-1"] [FEN "r1bqkbnr/pp1p1ppp/2n1p3/2p5/8/P1P2P1N/1P1PP1PP/RNBQKB1R b KQkq - 0 1"] [GameDuration "00:00:05"] [GameEndTime "2025-07-13T18:34:58.525 UTC"] [GameStartTime "2025-07-13T18:34:53.474 UTC"] [PlyCount "21"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.11+0.04"] 1... c4 2. e4 {-0.75 12/12 91 938888} Bxa3 3. Nxa3 {+1.85 12/12 119 1245615} e5 4. Nxc4 {+3.50 11/11 73 778544} a6 5. Nd6+ {+3.95 12/12 186 1888799} Ke7 6. Ng5 {+3.85 13/13 143 1552301} Kxd6 7. Nxf7+ {+7.45 12/12 67 733729} Kc5 8. d4+ {+10.70 10/10 66 715734} exd4 9. Nxd8 {+11.10 11/11 70 774763} dxc3 10. Nxc6 {0.00 2/2 1866 6173533} bxc6 11. bxc3 {0.00 2/2 954 3345944} a5 {White makes an illegal move: 0000} 0-1