CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/rjKrFUW1"] [Date "2024.05.10"] [White "Aarav"] [Black "Kristofer"] [Result "1-0"] [UTCDate "2024.05.10"] [UTCTime "20:16:31"] [WhiteElo "1564"] [BlackElo "1407"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-7"] [WhiteTitle "♞"] [BlackTitle "GM😈"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B08"] [Opening "Pirc Defense: Classical Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 g6 2. Nc3 Bg7 3. Nf3 d6 4. d4 Nf6 { B08 Pirc Defense: Classical Variation } 5. e5?! { (0.61 → -0.22) Inaccuracy. Be3 was best. } (5. Be3 O-O 6. Qd2 a6 7. Bh6 b5 8. Bxg7 Kxg7 9. Bd3 Nc6 10. e5 dxe5 11. dxe5 Ng4) 5... dxe5 6. Nxe5 O-O 7. Bg5?! { (-0.16 → -0.89) Inaccuracy. Be3 was best. } (7. Be3 Nbd7 8. h3 c5 9. Nxd7 Nxd7 10. Qd2 Qa5 11. Be2 cxd4 12. Bxd4 Nf6 13. O-O Rd8) 7... Be6 8. Bd3?? { (-0.49 → -2.19) Blunder. Be2 was best. } (8. Be2 Nd5 9. Nxd5 Bxd5 10. Nf3 c5 11. c4 Be4 12. d5 Bxb2 13. O-O Bxa1 14. Qxa1 f6) 8... h6?? { (-2.19 → -0.32) Blunder. Qxd4 was best. } (8... Qxd4 9. Qe2) 9. Bxf6?? { (-0.32 → -2.31) Blunder. Be3 was best. } (9. Be3 c5 10. dxc5 Qc7 11. Nf3 Nbd7 12. Qd2 Nxc5 13. Bxh6 Rfd8 14. Bxg7 Kxg7 15. O-O Bc4) 9... Bxf6? { (-2.31 → -0.75) Mistake. exf6 was best. } (9... exf6 10. Nf3 f5 11. O-O Nc6 12. Ne2 Nxd4 13. Nf4 Bc8 14. Bc4 Qd6 15. c3 Qxf4 16. Nxd4) 10. Qf3?? { (-0.75 → -6.84) Blunder. Qe2 was best. } (10. Qe2 Qxd4 11. Nxg6 Rd8 12. Nb5 Qc5 13. O-O Nc6 14. Nf4 Bf5 15. Nc3 Bxc3 16. bxc3 Bxd3) 10... Kg7?? { (-6.84 → 1.93) Blunder. Qxd4 was best. } (10... Qxd4 11. Nxg6) 11. O-O?? { (1.93 → -1.09) Blunder. Qg3 was best. } (11. Qg3 Kh8) 11... Nd7?? { (-1.09 → 0.64) Blunder. Qxd4 was best. } (11... Qxd4 12. Qxb7 Nd7 13. Nxd7 Qxd7 14. Rad1 Rab8 15. Qxa7 Rxb2 16. Be4 Qc8 17. Qa3 Qb8 18. Rb1) 12. Ng4?? { (0.64 → -1.50) Blunder. Qg3 was best. } (12. Qg3 Bxe5 13. dxe5 c5 14. Be4 c4 15. Bxb7 Rb8 16. Bd5 Rxb2 17. Bxe6 fxe6 18. Ne2 Nc5) 12... Bxg4 13. Qxg4 h5 14. Qf4 c5 15. Nd5?! { (-1.25 → -2.28) Inaccuracy. d5 was best. } (15. d5 Qa5) 15... cxd4 16. Nxf6 Nxf6 17. Qf3?! { (-2.58 → -3.86) Inaccuracy. Rae1 was best. } (17. Rae1 Rc8) 17... Rb8?! { (-3.86 → -2.57) Inaccuracy. Qc7 was best. } (17... Qc7) 18. Be4?! { (-2.57 → -3.86) Inaccuracy. Qg3 was best. } (18. Qg3 Rc8) 18... Nxe4? { (-3.86 → -2.14) Mistake. e5 was best. } (18... e5 19. c3 dxc3 20. bxc3 Qc7 21. Rfd1 b6 22. Bd5 Nxd5 23. Rxd5 Rfd8 24. c4 Qxc4 25. Rxe5) 19. Qxe4 f6?? { (-2.37 → -0.25) Blunder. Qb6 was best. } (19... Qb6 20. Qxe7) 20. Rae1? { (-0.25 → -1.66) Mistake. Rad1 was best. } (20. Rad1 e5 21. c3 Qd6 22. cxd4 Rfd8 23. d5 Rbc8 24. Rd2 f5 25. Qe3 a6 26. Rfd1 Rd7) 20... Rf7 21. Rd1 e5 22. c3 f5?? { (-1.67 → 3.02) Blunder. Rd7 was best. } (22... Rd7 23. cxd4 Rxd4 24. Rxd4 Qxd4 25. Qxd4 exd4 26. Rd1 Rd8 27. Kf1 d3 28. Ke1 Re8+ 29. Kf1) 23. Qxe5+ Qf6?? { (2.94 → 8.42) Blunder. Kh7 was best. } (23... Kh7 24. Rxd4) 24. cxd4?? { (8.42 → 0.79) Blunder. Qxb8 was best. } (24. Qxb8) 24... Re8?? { (0.79 → 9.29) Blunder. Rd8 was best. } (24... Rd8) 25. Qxf6+?? { (9.29 → 0.99) Blunder. Qxe8 was best. } (25. Qxe8) 25... Rxf6 26. d5 Rd8 27. Rd4 Kf7 28. Rfd1 Rfd6 29. f4 Kf6 30. Kf2 g5 31. g3 g4 32. Ke3 Re8+ 33. Kd3 Red8 34. Kc4?! { (1.25 → 0.57) Inaccuracy. Kc3 was best. } (34. Kc3 Rc8+) 34... b6?? { (0.57 → 2.75) Blunder. Rc8+ was best. } (34... Rc8+ 35. Kb3) 35. Kb5 a5 36. b4?? { (3.26 → 0.77) Blunder. a3 was best. } (36. a3) 36... axb4 37. Kxb4 Kf7?! { (0.69 → 1.52) Inaccuracy. Rc8 was best. } (37... Rc8) 38. Kb5?! { (1.52 → 0.54) Inaccuracy. a4 was best. } (38. a4 Kg6 39. R1d2 Kg7 40. Kc3 h4 41. gxh4 Kh6 42. Kb4 Kg6 43. R4d3 Kg7 44. a5 bxa5+) 38... Kf6 39. a4 Rc8?? { (0.84 → 5.65) Blunder. Ra8 was best. } (39... Ra8) 40. R1d2?? { (5.65 → 0.49) Blunder. Rc4 was best. } (40. Rc4 Ra8 41. Rc6 Ke7 42. Re1+ Kd7 43. Re5 h4 44. Rxf5 Ra5+ 45. Kxb6 Raxd5 46. Rxd5 Rxd5) 40... Rc5+ 41. Ka6?! { (0.64 → 0.00) Inaccuracy. Kb4 was best. } (41. Kb4 h4 42. R4d3 Kg6 43. Ka3 Kh5 44. Rd1 Kg6 45. Kb3 Kh6 46. R1d2 Kg7 47. Rd4 Kg6) 41... Ra5+?? { (0.00 → 2.88) Blunder. Ke7 was best. } (41... Ke7 42. Re2+ Kd7 43. Rb2 b5+ 44. Ka5 bxa4+ 45. Kxa4 Rcxd5 46. Rxd5 Rxd5 47. Kb4 Ke7 48. Kc3) 42. Kb7 Ke7 43. Kc7?? { (3.12 → -0.37) Blunder. Rb2 was best. } (43. Rb2 Rd8 44. d6+ Kd7 45. Re2 Rda8 46. Re7+ Kd8 47. Re5 R5a6 48. Kc6 b5+ 49. Kd5 bxa4) 43... Ra7+ 44. Kb8 Rdd7 45. d6+?? { (0.00 → Mate in 2) Checkmate is now unavoidable. Rc2 was best. } (45. Rc2 Rdb7+ 46. Kc8 Rd7 47. d6+ Rxd6 48. Re2+ Re6 49. Rxe6+ Kxe6 50. Kd8 h4 51. gxh4 Rh7) 45... Kf6?? { (Mate in 2 → 5.84) Lost forced checkmate sequence. Kd8 was best. } (45... Kd8 46. Rb2 Rdb7#) 46. Kc8 Rg7?! { (6.47 → 9.92) Inaccuracy. Kf7 was best. } (46... Kf7 47. Rd5) 47. d7 Rg8+ 48. d8=Q+ Rxd8+ 49. Rxd8 Ra8+ 50. Kc7 Rxd8 51. Rxd8 Ke7 52. Rd5 Ke6 53. Kc6 Kf6 54. Kxb6 Ke6 55. Kc6 Kf6 56. a5 Ke6 57. a6 Ke7 58. a7 Ke6 59. a8=Q Kf6 60. Qf8+ Ke6 61. Rd6# { White wins by checkmate. } 1-0