[Event "Casual classical game"] [Site "https://lichess.org/ce9AyEBp"] [Date "2021.07.21"] [White "Chessmaster0981"] [Black "oezs95"] [Result "0-1"] [UTCDate "2021.07.21"] [UTCTime "20:41:00"] [WhiteElo "1258"] [BlackElo "1748"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "2700+25"] [ECO "E43"] [Opening "Nimzo-Indian Defense: St. Petersburg Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 { E43 Nimzo-Indian Defense: St. Petersburg Variation } 5. Nf3 Bb7 6. Bd2 Bxc3 7. Bxc3 Ne4 8. Bb4 c5 9. Ba3 d6 10. Bd3 O-O 11. O-O f5 12. Qc2 Nd7 13. Nd2?! { (0.39 → -0.48) Inaccuracy. b4 was best. } (13. b4) 13... Nxd2 14. Qxd2 Qg5 15. f4 Qg6 16. b4 Nf6 17. bxc5 dxc5 18. Bb2 Rad8 19. Rad1 h5 20. a4 h4 21. h3 Nh5 22. a5 Rf7 23. axb6 axb6 24. Rf2 Rfd7 25. Be2 Ng3 26. Bf3 Bxf3 27. Rxf3 Rc8 28. Qc2 Qe8 29. Ra1?! { (-0.87 → -1.84) Inaccuracy. Kh2 was best. } (29. Kh2 Ne4 30. Rff1 b5 31. dxc5 Rxc5 32. Rxd7 Qxd7 33. Rd1 Qe8 34. Bd4 Rxc4 35. Qb2 Qg6) 29... cxd4?! { (-1.84 → -1.18) Inaccuracy. b5 was best. } (29... b5 30. cxb5) 30. Bxd4 Rdc7 31. Bxb6?? { (-0.93 → -4.56) Blunder. Rc1 was best. } (31. Rc1) 31... Rxc4 32. Qd1 Rc1 33. Rxc1 Rxc1 34. Qxc1 Ne2+ 35. Kh2 Nxc1 36. Rf1 Ne2 37. Re1 Ng3 38. Bc7 Ne4 39. Be5 Qg6 40. Rb1 Qg3+ 41. Kg1 Qxe3+ 42. Kh2 Qg3+ 43. Kg1 Nf2 44. Rb8+ Kh7 45. Rb7? { (-7.71 → Mate in 4) Checkmate is now unavoidable. Rb2 was best. } (45. Rb2 Nxh3+) 45... Nxh3+ 46. Kh1 Qe1+ 47. Kh2 Qg1+ 48. Kxh3 Qh1# { Black wins by checkmate. } 0-1