CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/8dh2iCAl"] [Date "2022.02.24"] [White "Sairam"] [Black "Vonn"] [Result "0-1"] [UTCDate "2022.02.24"] [UTCTime "00:32:52"] [WhiteElo "1608"] [BlackElo "1718"] [WhiteRatingDiff "-12"] [BlackRatingDiff "+7"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C65"] [Opening "Ruy Lopez: Berlin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 { C65 Ruy Lopez: Berlin Defense } 4. Bxc6?! { (0.36 → -0.17) Inaccuracy. O-O was best. } (4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8) 4... dxc6 5. Nxe5?! { (-0.16 → -0.96) Inaccuracy. d3 was best. } (5. d3 Bd6) 5... Nxe4?! { (-0.96 → -0.40) Inaccuracy. Qd4 was best. } (5... Qd4 6. Nf3 Qxe4+ 7. Qe2 Qxe2+ 8. Kxe2 Nd5 9. d3 f6 10. a3 g5 11. Nc3 Kf7 12. Bd2) 6. Qe2 Bf5?? { (-0.33 → 4.25) Blunder. Qd5 was best. } (6... Qd5 7. Nf3) 7. d3 Qe7? { (4.29 → 7.43) Mistake. Bb4+ was best. } (7... Bb4+ 8. c3) 8. dxe4 Qxe5 9. Nc3?? { (7.33 → -0.02) Blunder. exf5 was best. } (9. exf5 Qxe2+) 9... Bg6?? { (-0.02 → 3.70) Blunder. Bd7 was best. } (9... Bd7 10. f4) 10. O-O?? { (3.70 → -0.23) Blunder. f4 was best. } (10. f4 Qh5) 10... Bb4? { (-0.23 → 0.96) Mistake. Qh5 was best. } (10... Qh5 11. Qxh5 Bxh5 12. Be3 f6 13. f3 Bd6 14. Rad1 Bf7 15. Kf2 O-O-O 16. Ne2 c5 17. b3) 11. Bd2? { (0.96 → -0.41) Mistake. f4 was best. } (11. f4) 11... Bd6?? { (-0.41 → 2.68) Blunder. O-O-O was best. } (11... O-O-O 12. a3) 12. g3?? { (2.68 → -0.67) Blunder. f4 was best. } (12. f4) 12... h5? { (-0.67 → 0.37) Mistake. Bh5 was best. } (12... Bh5 13. f3 Qe7 14. Be3 a6 15. g4 Bg6 16. Rae1 f6 17. f4 h6 18. e5 fxe5 19. fxe5) 13. Qf3? { (0.37 → -0.82) Mistake. f4 was best. } (13. f4 Qe7) 13... h4 14. Bf4 Bh5 15. Bxe5 Bxf3 16. Bxd6 cxd6 17. Rad1?? { (-0.34 → -6.22) Blunder. Rae1 was best. } (17. Rae1 hxg3 18. fxg3 Bh5 19. e5 O-O-O 20. exd6 Rxd6 21. Ne4 Rd4 22. c3 Rd7 23. Nc5 Rd2) 17... Bxd1 18. Rxd1 hxg3 19. fxg3 O-O-O 20. Re1 d5 21. exd5 cxd5 22. Nb5 Rhe8?? { (-5.43 → 1.17) Blunder. Kd7 was best. } (22... Kd7) 23. Rd1?? { (1.17 → -5.51) Blunder. Rxe8 was best. } (23. Rxe8 Rxe8 24. Nd6+ Kd8 25. Nxe8 Kxe8 26. Kf2 Ke7 27. Ke3 Kf6 28. Kd4 Ke6 29. b4 f5) 23... f5?? { (-5.51 → -2.41) Blunder. Re4 was best. } (23... Re4) 24. c3?? { (-2.41 → -6.12) Blunder. Nxa7+ was best. } (24. Nxa7+ Kb8) 24... g5?! { (-6.12 → -3.84) Inaccuracy. Re2 was best. } (24... Re2) 25. Nd4 f4 26. g4 Kc7 27. Kf2 Rf8?? { (-3.70 → 1.58) Blunder. Rd7 was best. } (27... Rd7) 28. Ne6+ Kd6?! { (1.49 → 2.25) Inaccuracy. Kc6 was best. } (28... Kc6) 29. Nxd8?? { (2.25 → 0.00) Blunder. Nxf8 was best. } (29. Nxf8) 29... Rxd8 30. c4 Kc5 31. cxd5 Rxd5 32. Rxd5+ Kxd5 33. b3?? { (-0.24 → -7.46) Blunder. Kf3 was best. } (33. Kf3 Ke5 34. a4 Kf6 35. Ke4 Ke6 36. Kd4 Kf7 37. Ke4 Kf6 38. Kd4 b6 39. b4 Ke6) 33... Ke4 34. h3 f3 35. a4 Kf4 36. b4 a6 37. b5 axb5 38. axb5 b6 39. Kf1 Kg3 40. Kg1 Kxh3 41. Kf2 Kxg4 42. Kf1 Kf4 43. Kg1 g4 44. Kf2 g3+ 45. Kg1 f2+ 46. Kg2 Ke3 47. Kf1 g2+ 48. Kxg2 Ke2 49. Kh1 f1=Q+ 50. Kh2 Qf4+ 51. Kg1 Qg3+ 52. Kh1 Qh3+ 53. Kg1 Qg3+ 54. Kh1 Qb3 55. Kg1 Qxb5 56. Kh1 Qd5+ 57. Kg1 b5 58. Kh2 b4 59. Kg1 b3 60. Kh2 b2 61. Kg1 b1=Q+ 62. Kh2 Qh5+ 63. Kg2 Qe4+ 64. Kg1 Qhh1# { Black wins by checkmate. } 0-1