[Event "?"] [Site "?"] [Date "2025.07.05"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r1b1kbnr/ppqn1pp1/2pp3p/4p3/3PP3/2P3P1/PP2NPBP/RNBQK2R w KQkq - 0 1"] [GameDuration "00:00:06"] [GameEndTime "2025-07-05T10:33:12.004 UTC"] [GameStartTime "2025-07-05T10:33:05.028 UTC"] [PlyCount "9"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1. Nd2 {-0.05 2/2 225 3832542} Ngf6 {+0.05 5/5 868 17085771} 2. Qb3 {-0.05 4/4 811 15647414} Be7 {+0.05 3/3 1654 498304} 3. Bf3 {+0.10 3/3 146 2846630} O-O {-0.10 2/2 848 126152} 4. O-O {+0.15 3/3 525 10634568} c5 {-0.15 2/2 147 3165069} 5. Nc4 {+0.15 1/1 1295 163705, Black makes an illegal move: c6c5} 1-0