[Event "?"] [Site "?"] [Date "2025.07.05"] [Round "1"] [White "Helios-base"] [Black "Helios-dev"] [Result "0-1"] [FEN "r1bqkbnr/pp3pp1/1npp3p/4p3/4P3/2PPBN1P/PP2BPP1/RN1QK2R b KQkq - 0 1"] [GameDuration "00:00:08"] [GameEndTime "2025-07-05T14:37:17.922 UTC"] [GameStartTime "2025-07-05T14:37:09.158 UTC"] [PlyCount "25"] [SetUp "1"] [Termination "illegal move"] [TimeControl "3.97+0.04"] 1... Nf6 {-0.25 5/5 219 4490852} 2. Nbd2 {+0.30 5/5 969 19355770} Qc7 {-0.30 4/4 649 13249459} 3. c4 {+0.30 3/3 1580 561641} Be6 {-0.10 3/3 1650 285669} 4. d4 {+0.25 3/3 809 324682} O-O-O {-0.25 2/2 845 260914} 5. Bd3 {+0.15 2/2 56 1065694} c5 {-0.20 2/2 44 847169} 6. d5 {+0.40 4/4 83 1577049} Bd7 {-0.40 3/3 32 638882} 7. Qc2 {+0.45 4/4 60 1192039} Be7 {-0.55 4/4 86 1748605} 8. O-O-O {+0.60 5/5 63 1178553} Rhe8 {-0.50 5/5 92 1820273} 9. Rhe1 {+0.50 4/4 63 1223439} Kb8 {-0.55 4/4 62 1252281} 10. Kb1 {+0.55 3/3 62 1224229} Ka8 {-0.60 4/4 52 1032926} 11. Ka1 {+0.60 4/4 318 6591028} a6 {-0.60 3/3 86 1790122} 12. Qc3 {+0.60 3/3 212 222836} Ka7 {-0.60 3/3 104 2119306} 13. a3 {+0.60 2/2 99 1988684} Ka8 {-0.60 1/1 323 40543, White makes an illegal move: a2a3} 0-1