[Event "LLM Chess"] [Site "https://lichess.org/ru9BZIcJ"] [Date "2025.03.19"] [Round "-"] [White "Gemini 2.0 Flash"] [Black "GPT-4o (2024-11-20)"] [Result "1-0"] [GameId "ru9BZIcJ"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "C92"] [Termination "Unknown"] [Annotator "lichess.org"] 1. e4 { [%eval 0.18] } 1... e5 { [%eval 0.21] } 2. Nf3 { [%eval 0.13] } 2... Nc6 { [%eval 0.21] } 3. Bb5 { [%eval 0.08] } 3... a6 { [%eval 0.21] } 4. Ba4 { [%eval 0.12] } 4... Nf6 { [%eval 0.18] } 5. O-O { [%eval 0.13] } 5... Be7 { [%eval 0.24] } 6. Re1 { [%eval 0.24] } 6... b5 { [%eval 0.14] } 7. Bb3 { [%eval 0.11] } 7... O-O { [%eval 0.26] } 8. c3 { [%eval 0.36] } 8... d6 { [%eval 0.35] } 9. h3 { [%eval 0.41] } 9... Bb7 { [%eval 0.38] } { C92 Ruy Lopez: Closed, Flohr System } 10. d4 { [%eval 0.37] } 10... exd4 { [%eval 0.83] } 11. cxd4 { [%eval 0.8] } 11... Na5 { [%eval 0.9] } 12. Bc2 { [%eval 0.81] } 12... c5 { [%eval 1.05] } 13. d5 { [%eval 1.13] } 13... Nc4 { [%eval 1.1] } 14. Nbd2 { [%eval 0.88] } 14... Nxd2 { [%eval 0.84] } 15. Bxd2 { [%eval 0.98] } 15... Re8 { [%eval 1.11] } 16. a4 { [%eval 0.9] } 16... Nd7 { [%eval 0.86] } 17. axb5 { [%eval 0.43] } 17... axb5 { [%eval 0.44] } 18. Rxa8 { [%eval 0.44] } 18... Qxa8 { [%eval 0.44] } 19. b4 { [%eval 0.3] } 19... c4?? { (0.30 → 2.15) Blunder. Bf6 was best. } { [%eval 2.15] } (19... Bf6 20. bxc5) 20. Nd4 { [%eval 2.32] } 20... Bf6 { [%eval 2.19] } 21. Be3? { (2.19 → 0.94) Mistake. Nxb5 was best. } { [%eval 0.94] } (21. Nxb5 Qb8 22. Ba4 Re7 23. Bc3 Bxc3 24. Nxc3 Ne5 25. Qd4 Bc8 26. Bc6 Qxb4) 21... Qa6 { [%eval 1.0] } 22. Qg4 { [%eval 0.47] } 22... Ne5 { [%eval 0.55] } 23. Qg3?! { (0.55 → -0.10) Inaccuracy. Qd1 was best. } { [%eval -0.1] } (23. Qd1) 23... Qa2 { [%eval 0.25] } 24. Bb1? { (0.25 → -0.94) Mistake. Rc1 was best. } { [%eval -0.94] } (24. Rc1 Qa6) 24... Qa3 { [%eval -0.83] } 25. Nxb5?? { (-0.83 → -3.56) Blunder. f4 was best. } { [%eval -3.56] } (25. f4) 25... Qxb4 { [%eval -3.53] } 26. Bd4? { (-3.53 → -5.64) Mistake. f4 was best. } { [%eval -5.64] } (26. f4 Ng6 27. Qf2 Qxb5 28. Bc2 Bh4 29. g3 Bf6 30. Rb1 Qd7 31. g4 h6) 26... Qxe1+ { [%eval -5.69] } 27. Kh2 { [%eval -5.49] } 27... Qxb1 { [%eval -5.46] } 28. Nxd6 { [%eval -5.23] } 28... Ra8?! { (-5.23 → -3.91) Inaccuracy. Ng4+ was best. } { [%eval -3.91] } (28... Ng4+ 29. Qxg4 Bxd4 30. Nxe8 Be5+ 31. f4 Qxe4 32. fxe5 Qxe5+ 33. Kh1 Qe1+ 34. Kh2) 29. Bxe5 { [%eval -3.8] } 29... Qd3 { [%eval -3.25] } 30. Bxf6?! { (-3.25 → -4.23) Inaccuracy. f3 was best. } { [%eval -4.23] } (30. f3 Bxe5 31. Qxe5 Qa3 32. Nf5 Qf8 33. d6 Kh8 34. Ne7 Qd8 35. Qc5 c3) 30... Bxd5?? { (-4.23 → Mate in 1) Checkmate is now unavoidable. Qxg3+ was best. } { [%eval #1] } (30... Qxg3+ 31. Kxg3 gxf6 32. Nxc4 Kf8 33. Kf4 Ra2 34. f3 Rxg2 35. d6 Bc6 36. Ke3) 31. Qxg7# { White wins. } 1-0