[Event "РТ Праздничный от 1500 до 1700"] [Site "https://lichess.org/zcRdkszx"] [Date "2024.03.09"] [White "SvAleksey"] [Black "student86avs"] [Result "1-0"] [UTCDate "2024.03.09"] [UTCTime "08:28:06"] [WhiteElo "1684"] [BlackElo "1666"] [WhiteRatingDiff "+9"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "600+0"] [ECO "A53"] [Opening "Old Indian Defense: Czech Variation, with Nc3"] [Termination "Normal"] [Annotator "lichess.org"] 1. c4 d6 2. Nc3 c6 3. d4 Nf6 { A53 Old Indian Defense: Czech Variation, with Nc3 } 4. Nf3 Qa5 5. a3?! { (1.23 → 0.47) Inaccuracy. Bd2 was best. } (5. Bd2 e5 6. e4 Be7 7. h3 O-O 8. Qc2 Qc7 9. Be2 Nbd7) 5... Bf5 6. b4 Qc7 7. Bg5 Nbd7 8. c5?! { (0.42 → -0.15) Inaccuracy. Nh4 was best. } (8. Nh4) 8... d5?! { (-0.15 → 0.73) Inaccuracy. dxc5 was best. } (8... dxc5 9. dxc5) 9. e3 e5 10. dxe5 Nxe5 11. Bxf6 gxf6 12. Be2 O-O-O 13. Qd4? { (1.36 → 0.14) Mistake. Nd4 was best. } (13. Nd4 Bd7 14. f4 h5 15. fxe5 fxe5 16. Nc2 h4 17. O-O f5 18. Rb1 Kb8 19. Kh1 h3) 13... Bg7?! { (0.14 → 0.92) Inaccuracy. Rg8 was best. } (13... Rg8 14. O-O) 14. b5 Nc4? { (0.78 → 2.03) Mistake. Bd7 was best. } (14... Bd7 15. bxc6) 15. Bxc4?! { (2.03 → 1.35) Inaccuracy. bxc6 was best. } (15. bxc6 Qxc6 16. a4 Bf8 17. Nb5 Bxc5 18. Nxa7+ Bxa7 19. Qxa7 Qa6 20. Qc5+ Kb8 21. O-O Qd6) 15... dxc4 16. Qxc4 Bd3? { (1.32 → 3.16) Mistake. Be6 was best. } (16... Be6 17. Qb4 f5 18. Nd4 f4 19. O-O fxe3 20. fxe3 Rhg8 21. Rad1 Bh6 22. Rde1 Rg4 23. Nxe6) 17. Qg4+ f5 18. Qxg7 Rhg8 19. Qxh7 Qa5 20. Rc1?? { (2.45 → -0.34) Blunder. Kd2 was best. } (20. Kd2 f4 21. Qxg8 Rxg8 22. Kxd3 cxb5 23. Nd4 Rxg2 24. Rhf1 Rg5 25. Ncxb5 Rxc5 26. Rfc1 Rxc1) 20... Qxa3 21. Kd1?? { (-0.19 → -4.83) Blunder. Ne2 was best. } (21. Ne2 Qb2) 21... Bxb5+?? { (-4.83 → 2.48) Blunder. f4 was best. } (21... f4 22. Qxg8 Qb3+ 23. Ke1 Rxg8 24. Ne5 Bxb5 25. Nxb5 cxb5 26. exf4 Qd5 27. c6 Qe4+ 28. Kd2) 22. Nd2?? { (2.48 → Mate in 6) Checkmate is now unavoidable. Nd4 was best. } (22. Nd4 Bc4 23. Qxf5+ Be6 24. Qb1 Rxg2 25. Ke1 Rg4 26. Nce2 Rdxd4 27. Nxd4 Rxd4 28. exd4 Bg4) 22... Qb3+?? { (Mate in 6 → 2.14) Lost forced checkmate sequence. Rxd2+ was best. } (22... Rxd2+ 23. Kxd2 Rd8+ 24. Kc2 Bd3+ 25. Kd1 Bc4+ 26. Nd5 Rxd5+ 27. Kc2 Qb3#) 23. Rc2?? { (2.14 → -5.16) Blunder. Ke1 was best. } (23. Ke1) 23... Bd3?? { (-5.16 → 5.66) Blunder. Rxd2+ was best. } (23... Rxd2+ 24. Kxd2 Rd8+ 25. Nd5 Bd3 26. Rhc1 Bxc2 27. Qg7 Be4 28. Ke1 Qxd5 29. Qa1 Qd2+ 30. Kf1) 24. Nxb3 Bxc2+ 25. Kxc2 Rxg2 26. Qxf5+ Kb8 27. Rd1 Rxd1 28. Nxd1 Kc7? { (8.18 → Mate in 8) Checkmate is now unavoidable. Rxh2 was best. } (28... Rxh2 29. Qe5+ Kc8 30. Qxh2 b5 31. Qg2 Kd7 32. Nd4 b4 33. Qxc6+ Kd8 34. Kb2 a5 35. Qd6+) 29. Nd4 Rg6 30. Qxf7+ Kd8 31. Qxg6 Ke7 32. h4 Kf8 33. h5 Ke7 34. h6 Kf8 35. h7 Ke7 36. h8=Q Kd7 37. Qhg7+ Kd8 38. Q6f7 Kc8 39. Qgg8# { White wins by checkmate. } 1-0