[Event "2024 Spring Marathon"] [Site "https://lichess.org/8Hrk7NCv"] [Date "2024.05.11"] [White "buenamor1972"] [Black "Andreyka02"] [Result "1-0"] [UTCDate "2024.05.11"] [UTCTime "03:05:14"] [WhiteElo "2386"] [BlackElo "2455"] [WhiteRatingDiff "+7"] [BlackRatingDiff "-7"] [WhiteTitle "CM"] [Variant "Standard"] [TimeControl "300+0"] [ECO "E20"] [Opening "Nimzo-Indian Defense: Kmoch Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 { E20 Nimzo-Indian Defense: Kmoch Variation } O-O 5. a3 Bxc3+ 6. bxc3 d6 7. e4 e5 8. Ne2 c6 9. Bg5 d5?? { (0.39 → 2.72) Blunder. Re8 was best. } (9... Re8 10. Be3) 10. dxe5 h6 11. Bh4 g5 12. Bf2 Nfd7 13. cxd5 Nxe5 14. Ng3 Qa5 15. Bd4 f6 16. h4 cxd5 17. hxg5 hxg5 18. Bxe5 fxe5 19. Qxd5+ Qxd5 20. exd5 Nd7 21. Rh5 Nc5 22. Rxg5+ Kf7 23. Bc4?! { (4.10 → 3.16) Inaccuracy. Rxe5 was best. } (23. Rxe5 Kf6 24. Re3 Bd7 25. Kf2 Rfe8 26. Rae1 Rxe3 27. Rxe3 b5 28. c4 a6) 23... Kf6 24. Rh5 Bd7 25. Kf2 b5 26. Ba2 Rac8?! { (2.94 → 3.78) Inaccuracy. Be8 was best. } (26... Be8 27. Rf5+ Kg7 28. Rxf8 Kxf8 29. Rh1 Kg7 30. Bb1 Bg6 31. d6 Rd8 32. Bxg6) 27. Rd1 Rg8?! { (3.05 → 3.99) Inaccuracy. Rh8 was best. } (27... Rh8 28. Rdh1 Rxh5 29. Rxh5 e4 30. Bb1 exf3 31. gxf3 Na4 32. Ne4+ Kg7 33. d6) 28. d6 Rg7 29. Rh6+ Rg6 30. Rh7 Rd8?! { (4.35 → 5.57) Inaccuracy. Rg5 was best. } (30... Rg5 31. Bb1 a5 32. Nh5+ Rxh5 33. Rxh5 e4 34. fxe4 Bg4 35. e5+ Ke6 36. Ba2+) 31. Rd5?! { (5.57 → 4.35) Inaccuracy. Rf7+ was best. } (31. Rf7+ Kg5 32. Rd5 Nd3+ 33. Rxd3 Kh6 34. Ne4 Bc6 35. Bd5 Rdxd6 36. Nxd6 Rxd6) 31... Rxg3 32. Kxg3 Ne6 33. Rd1 Nf4 34. Rdh1 Bc8 35. R1h6+ Kg5 36. d7 Bb7?! { (4.35 → 5.64) Inaccuracy. Rxd7 was best. } (36... Rxd7 37. Rxd7 Bxd7 38. Rh7 Bf5 39. Rg7+ Kh6 40. Rxa7 Kg5 41. Kf2 Nxg2 42. Kxg2) 37. Rd6 Ne2+?! { (5.62 → 8.10) Inaccuracy. Nh5+ was best. } (37... Nh5+ 38. Kf2 Be4 39. Rf7 Bf5 40. Be6) 38. Kf2 Nxc3? { (7.72 → Mate in 3) Checkmate is now unavoidable. e4 was best. } (38... e4 39. Kxe2 exf3+ 40. gxf3 Kf4 41. Rf7+ Kg5 42. Ke3 Rxd7 43. Rfxd7 Bxf3 44. Rg7+) 39. Be6?? { (Mate in 3 → 6.42) Lost forced checkmate sequence. Rg7+ was best. } (39. Rg7+ Kf5 40. g4+ Kf4 41. Rf6#) 39... Nd1+ 40. Kg3 Kf6?? { (6.97 → Mate in 2) Checkmate is now unavoidable. Be4 was best. } (40... Be4 41. Rg7+ Kh6 42. Rg4 Bg6 43. Bf5 Kg7 44. Rxd1 Kf6 45. Bxg6 Ke7 46. Be8) 41. Bg4+ Kg5 42. Rg7# { White wins by checkmate. } 1-0