[Event "?"] [Site "?"] [Date "2025.07.05"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "1-0"] [FEN "r2qkbnr/pp3pp1/2n1p2p/2p1P2b/3p1B2/3P1N1P/PPPNQPP1/R3KB1R w KQkq - 0 1"] [GameDuration "00:00:08"] [GameEndTime "2025-07-05T05:01:46.640 UTC"] [GameStartTime "2025-07-05T05:01:38.537 UTC"] [PlyCount "21"] [SetUp "1"] [Termination "illegal move"] [TimeControl "4.019+0.04"] 1. Ne4 {+0.65 7/7 1075 20488470} Bg6 {-0.90 4/4 503 9670795} 2. O-O-O {+0.85 6/6 126 2227589} Be7 {-0.75 6/6 728 12920343} 3. Kb1 {+0.75 6/6 684 12411814} Qb6 {-0.75 6/6 192 3362595} 4. Ka1 {+0.75 5/5 113 2058499} O-O-O {-0.70 5/5 1418 1645667} 5. a3 {+0.70 4/4 154 2967993} Bf5 {-0.70 5/5 147 2822663} 6. Re1 {+0.70 4/4 116 2265805} a6 {-0.70 4/4 79 1500085} 7. Rd1 {+0.70 2/2 86 1800381} Rd5 {-0.70 2/2 62 1273528} 8. Rg1 {+0.70 3/3 605 12570229} Rd8 {-0.70 2/2 76 1478546} 9. Re1 {+0.70 2/2 84 1752706} Rd5 {-0.70 3/3 73 1403831} 10. Qd2 {+0.75 3/3 440 9132782} g5 {-0.75 2/2 228 4677879} 11. Bg3 {+0.75 1/1 527 24987, Black makes an illegal move: g7g5} 1-0