CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/NXXG3WJ8"] [Date "2024.09.01"] [White "Sou"] [Black "Caelan"] [Result "1-0"] [UTCDate "2024.09.01"] [UTCTime "17:41:16"] [WhiteElo "1414"] [BlackElo "1479"] [WhiteRatingDiff "+19"] [BlackRatingDiff "-10"] [BlackTitle "©"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Nimzowitsch Defense: Williams Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d6 2. Nf3 Nc6 { B00 Nimzowitsch Defense: Williams Variation } 3. Nc3 Bg4 4. Be2 Bxf3 5. Bxf3 e5 6. O-O Nf6 7. d3 Qd7 8. Bg5 Be7 9. Bxf6 Bxf6 10. Bg4 Qe7?! { (0.49 → 1.34) Inaccuracy. Qd8 was best. } (10... Qd8 11. Nd5 O-O 12. g3 Bg5 13. h4 Bh6 14. Bh3 Nd4 15. c3 Ne6 16. Nb4 g6 17. Nc2) 11. h3?! { (1.34 → 0.36) Inaccuracy. Nd5 was best. } (11. Nd5 Qd8) 11... h5?? { (0.36 → 2.70) Blunder. Qd8 was best. } (11... Qd8) 12. Be2?? { (2.70 → 0.73) Blunder. Bxh5 was best. } (12. Bxh5 Qd8) 12... g6 13. Nd5 Qe6?? { (0.70 → 9.57) Blunder. Qd8 was best. } (13... Qd8) 14. Nxf6+?? { (9.57 → -0.47) Blunder. Nxc7+ was best. } (14. Nxc7+ Kd7 15. Nxe6 fxe6 16. Qd2 a5 17. a4 Rab8 18. Ra2 b5 19. axb5 Rxb5 20. c3 Rhb8) 14... Qxf6 15. c4? { (-0.35 → -1.67) Mistake. c3 was best. } (15. c3 Nd8) 15... O-O-O 16. Qa4?! { (-1.76 → -2.53) Inaccuracy. Rb1 was best. } (16. Rb1 Nd4 17. a4 Qh4 18. Kh2 Qf4+ 19. Kg1 Qh6 20. b4 g5 21. b5 g4 22. h4 f5) 16... a6?! { (-2.53 → -1.88) Inaccuracy. g5 was best. } (16... g5) 17. Qc2 Nb4? { (-2.44 → -1.00) Mistake. g5 was best. } (17... g5 18. Qd1 g4 19. g3 Qg6 20. h4 Nd4 21. b4 Rhf8 22. Rb1 d5 23. cxd5 f5 24. exf5) 18. Qc3 Nc6 19. b4 Ne7?? { (-1.25 → 1.42) Blunder. Nd4 was best. } (19... Nd4 20. Bd1 g5 21. g3 Qe6 22. Kg2 f5 23. b5 axb5 24. cxb5 Kb8 25. a4 g4 26. a5) 20. b5 Rhg8?? { (0.77 → 3.44) Blunder. g5 was best. } (20... g5 21. bxa6 bxa6 22. Bd1 g4 23. h4 Nc6 24. g3 Nd4 25. Qa5 Kd7 26. Rb1 Rb8 27. Ba4+) 21. bxa6 bxa6 22. Qb4? { (2.40 → 0.91) Mistake. Bd1 was best. } (22. Bd1 g5) 22... Nc6 23. Qb3?? { (0.90 → -0.74) Blunder. Qa4 was best. } (23. Qa4 Nd4 24. Bd1 g5 25. g3 g4 26. h4 Kb7 27. Rc1 Rb8 28. c5 c6 29. cxd6 Qxd6) 23... Nd4 24. Qb2 Nxe2+?? { (-1.04 → 1.41) Blunder. Kd7 was best. } (24... Kd7 25. Bd1 Rb8 26. Qa3 g5 27. g3 Qe6 28. Kg2 g4 29. h4 f5 30. Qa4+ Ke7 31. c5) 25. Qxe2 Rdf8 26. Qb2?! { (2.00 → 1.23) Inaccuracy. Rac1 was best. } (26. Rac1 Kd7) 26... g5?! { (1.23 → 1.91) Inaccuracy. Kd7 was best. } (26... Kd7) 27. Rab1?! { (1.91 → 1.11) Inaccuracy. Rac1 was best. } (27. Rac1) 27... g4?! { (1.11 → 1.74) Inaccuracy. Kd7 was best. } (27... Kd7 28. Qa3 g4 29. h4 Qxh4 30. c5 Qf6 31. c6+ Ke6 32. Rb7 Rc8 33. Qxa6 Qg5 34. Qa5) 28. h4 Qxh4 29. g3? { (1.97 → 0.76) Mistake. c5 was best. } (29. c5 dxc5 30. Qb7+ Kd7 31. Qd5+ Kc8 32. Qxc5 g3 33. fxg3 Qd8 34. Qxe5 Rg5 35. Qf4 f6) 29... Qh3?? { (0.76 → 8.17) Blunder. Qe7 was best. } (29... Qe7 30. Qa3) 30. Qb7+ Kd7 31. Qxa6?? { (7.84 → -2.74) Blunder. c5 was best. } (31. c5 h4 32. cxd6 Ke6 33. Qxc7 Kf6 34. d7 Kg7 35. Qxe5+ Kh7 36. Qh5+ Kg7 37. Qg5+ Kh7) 31... h4 32. Qb5+?! { (-2.75 → -4.02) Inaccuracy. c5 was best. } (32. c5 hxg3 33. Qb5+ Ke6 34. Qb3+ Kf6 35. fxg3+ Kg7 36. Qc2 Qxg3+ 37. Qg2 Qxd3 38. Rbd1 Qe3+) 32... c6?? { (-4.02 → 3.15) Blunder. Ke6 was best. } (32... Ke6 33. c5 Rh8 34. cxd6 hxg3 35. Qd5+ Kf6 36. fxg3+ Kg6 37. Kf2 Qh2+ 38. Ke3 Qxg3+ 39. Kd2) 33. Qb7+ Kd8?? { (3.20 → Mate in 4) Checkmate is now unavoidable. Ke6 was best. } (33... Ke6) 34. gxh4?? { (Mate in 4 → Mate in 9) Lost forced checkmate sequence. Qa7 was best. } (34. Qa7 Qg2+ 35. Kxg2 h3+ 36. Kh1 Rh8 37. Rb8#) 34... Qxh4?? { (Mate in 9 → Mate in 7) Lost forced checkmate sequence. g3 was best. } (34... g3 35. Qa8+ Ke7 36. Rb7+ Ke6 37. Re7+ Kxe7 38. Qa7+ Ke6 39. Rb1 gxf2+ 40. Kxf2 Rg2+ 41. Ke1) 35. Qxc6?? { (Mate in 7 → 5.87) Lost forced checkmate sequence. Qa7 was best. } (35. Qa7 Qh2+ 36. Kxh2 g3+ 37. Kg2 gxf2+ 38. Kxf2 Rg2+ 39. Ke1 Rb2 40. Rxb2 Rg8 41. Rb8#) 35... Ke7 36. Rb7+ Ke6?! { (6.10 → 15.87) Inaccuracy. Kf6 was best. } (36... Kf6 37. Qxd6+) 37. Rb6? { (15.87 → 4.95) Mistake. Qd7+ was best. } (37. Qd7+) 37... Rd8 38. Qd5+ Ke7 39. Rb7+ Kf6?! { (59.71 → Mate in 3) Checkmate is now unavoidable. Rd7 was best. } (39... Rd7 40. Rxd7+) 40. Qxf7+ Kg5 41. Qe7+ Kg6 42. Qxh4 Rb8 43. Rxb8 Rxb8 44. Qxg4+ Kf6 45. Qh4+ Kg6 46. a4 Ra8 47. Ra1 Kf7?! { (16.09 → Mate in 7) Checkmate is now unavoidable. Rg8 was best. } (47... Rg8 48. Qe7) 48. f4?! { (Mate in 7 → 64.64) Lost forced checkmate sequence. Qh7+ was best. } (48. Qh7+ Ke6 49. Rb1 Ra7 50. Qxa7 Kf6 51. Rb6 Ke6 52. Rb7 Kf6 53. Rg7 d5 54. Qf7#) 48... exf4?! { (64.64 → Mate in 8) Checkmate is now unavoidable. Rg8+ was best. } (48... Rg8+ 49. Kf2) 49. Qxf4+ Ke6 50. Qh6+ Ke5 51. a5?! { (Mate in 5 → 79.07) Lost forced checkmate sequence. Qg7+ was best. } (51. Qg7+ Ke6 52. d4 d5 53. Rf1 Rf8 54. Rxf8 dxc4 55. Rf6#) 51... Ra6?! { (79.07 → Mate in 4) Checkmate is now unavoidable. Rg8+ was best. } (51... Rg8+ 52. Kf2) 52. Kf2 Kd4 53. Qg7+ Kxd3 54. e5 Kxc4 55. exd6 Rxd6 56. Qc7+ Kd5 57. Rd1+ Ke5 58. Qxd6+ Ke4 59. Re1+ Kf5 60. Qf8+ Kg4 61. Rg1+ Kh3 62. Qh8# { White wins by checkmate. } 1-0