CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/bF9pOpgS"] [Date "2023.12.19"] [White "Archer"] [Black "Noam"] [Result "1/2-1/2"] [UTCDate "2023.12.19"] [UTCTime "21:03:21"] [WhiteElo "1500"] [BlackElo "1158"] [WhiteRatingDiff "-279"] [BlackRatingDiff "+3"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A07"] [Opening "King's Indian Attack: Omega-Delta Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 e5? { (0.31 → 1.87) Mistake. d5 was best. } (1... d5 2. d4 Nf6 3. c4 dxc4 4. e3 c5 5. Bxc4 e6 6. O-O) 2. g3?? { (1.87 → -0.18) Blunder. Nxe5 was best. } (2. Nxe5 d5 3. d4 Nf6 4. Nd3 Bf5 5. Bf4 Bd6 6. Bxd6 Qxd6 7. e3 h5 8. Be2 Nbd7) 2... d5?? { (-0.18 → 1.82) Blunder. e4 was best. } { A07 King's Indian Attack: Omega-Delta Gambit } (2... e4) 3. Nxe5 b5? { (1.79 → 3.36) Mistake. Bd6 was best. } (3... Bd6 4. d4) 4. Bg2 Bb7 5. O-O g5? { (3.34 → 5.92) Mistake. Nf6 was best. } (5... Nf6 6. a4 b4 7. d4 Be7 8. c4 O-O 9. Nd2 c5 10. cxd5 cxd4 11. Nc6 Bxc6 12. dxc6) 6. d4 Bg7 7. Nxf7?? { (6.35 → 1.47) Blunder. e4 was best. } (7. e4 h6) 7... Kxf7 8. h4?? { (1.62 → -0.77) Blunder. a4 was best. } (8. a4 h6) 8... gxh4 9. gxh4?? { (-0.72 → -2.90) Blunder. e4 was best. } (9. e4 dxe4) 9... Qxh4 10. Nc3?! { (-3.08 → -4.03) Inaccuracy. Nd2 was best. } (10. Nd2 Ke8) 10... Qd8?? { (-4.03 → 0.81) Blunder. Nf6 was best. } (10... Nf6) 11. Nxb5?? { (0.81 → -1.50) Blunder. e4 was best. } (11. e4 Nc6) 11... c6?! { (-1.50 → -0.67) Inaccuracy. a6 was best. } (11... a6 12. Nc3 Nf6 13. e4 dxe4 14. Re1 Nbd7 15. Qe2 Qe7 16. Qc4+ Qe6 17. d5 Bxd5 18. Nxd5) 12. Na3? { (-0.67 → -2.04) Mistake. Nc3 was best. } (12. Nc3 Qf6) 12... Nf6 13. Bh3?? { (-2.00 → -5.16) Blunder. c4 was best. } (13. c4 Rg8 14. Bf4 Bf8 15. Bg3 Rg7 16. Nc2 Qe7 17. Qd3 Qe6 18. Ne3 Kg8 19. Nf5 Rg5) 13... Nbd7?! { (-5.16 → -3.84) Inaccuracy. Rg8 was best. } (13... Rg8 14. Bg2 Bf8 15. c4 Bxa3 16. bxa3 Qd6 17. f3 Qg3 18. Rf2 Bc8 19. e4 Bh3 20. Qe2) 14. Bxd7?? { (-3.84 → -9.40) Blunder. c4 was best. } (14. c4) 14... Nxd7 15. Qd3 Nf6 16. Kh1 h5 17. Rg1 Ba6?? { (-6.76 → 0.46) Blunder. Ng4 was best. } (17... Ng4) 18. Qg3?? { (0.46 → -7.69) Blunder. Qg6+ was best. } (18. Qg6+ Ke6) 18... Bxe2?? { (-7.69 → 1.56) Blunder. Ng4 was best. } (18... Ng4 19. Rg2 Bxd4 20. f3 Qf6 21. c4 Rae8 22. Bd2 Rhg8 23. fxg4 Rxg4 24. Qc7+ Re7 25. Qh2) 19. Qxg7+ Ke8?? { (1.50 → 10.29) Blunder. Ke6 was best. } (19... Ke6 20. Re1) 20. Qxh8+ Kf7 21. Qg8+?? { (12.15 → -8.71) Blunder. Qg7+ was best. } (21. Qg7+ Ke6 22. Re1 Ne4 23. Rxe2 Qf6 24. Qxf6+ Kxf6 25. Kg2 Rg8+ 26. Kf3 Rg1 27. c3 c5) 21... Ke7?? { (-8.71 → Mate in 2) Checkmate is now unavoidable. Nxg8 was best. } (21... Nxg8 22. Rg3 Qh4+ 23. Kg1 Qe4 24. Nb1 h4 25. Nc3 Qe6 26. Nxe2 hxg3 27. Bf4 Qxe2 28. fxg3) 22. Rg7+ Kd6 23. Qf7 Qd7 24. Qxd7+?! { (Mate in 1 → 11.62) Lost forced checkmate sequence. Bf4# was best. } (24. Bf4#) 24... Nxd7 25. Rxd7+?! { (11.62 → 5.92) Inaccuracy. Bf4+ was best. } (25. Bf4+) 25... Kxd7 26. Bf4 Bf3+ 27. Kh2 Rf8 28. Kg3 Be4 29. Re1 Re8 30. c4 dxc4 31. Nxc4 a6 32. Ne5+ Ke6 33. Nxc6?! { (11.26 → 5.60) Inaccuracy. Rxe4 was best. } (33. Rxe4 Kf5 34. Re2 Re6 35. Kf3 Rd6 36. Be3 h4 37. Rc2 h3 38. Rc1 Rd5 39. Rxc6 Rb5) 33... Kd7?! { (5.60 → 9.01) Inaccuracy. Kf5 was best. } (33... Kf5 34. Rxe4) 34. Nb4 a5 35. a3? { (6.77 → 3.85) Mistake. Na6 was best. } (35. Na6) 35... axb4 36. axb4?! { (3.84 → 2.45) Inaccuracy. Be5 was best. } (36. Be5 Rg8+ 37. Kh4 Bg6 38. axb4 Bf7 39. f3 Bd5 40. f4 Ke6 41. Rc1 Bf3 42. b5 Rg4+) 36... Bf5?? { (2.45 → 6.28) Blunder. Rg8+ was best. } (36... Rg8+ 37. Kh2 Ba8 38. Re2 Rg4 39. Be5 Bd5 40. f4 Ke6 41. Rc2 Kf5 42. Rc5 Rh4+ 43. Kg3) 37. Rd1?? { (6.28 → 2.16) Blunder. Rxe8 was best. } (37. Rxe8) 37... Rg8+ 38. Kh4?? { (2.04 → -0.09) Blunder. Kh2 was best. } (38. Kh2 Be4 39. Re1 Ba8 40. Be3 Rb8 41. Ra1 Bc6 42. Ra7+ Ke6 43. Rc7 Bf3 44. Kg3 Be2) 38... Rg4+ 39. Kxh5 Rxf4 40. Kg5 Rxf2 41. d5 Bc2 42. Rd4 Rf5+ 43. Kg4 Rf2 44. d6 Rf6 45. b5 Rxd6 46. Rxd6+ Kxd6 47. b6 Bg6 48. b7 Kc7 49. Kg5 Be4 50. Kf4 Bh7 51. Ke3 Bg6 52. Kd2 Be4 53. Kc3 Bf5 54. Kb4 Bg4 55. Ka5 Kxb7 56. Ka4 Bf5 57. Ka3 Bg6 58. b3 Bf7 59. b4 Bg6 60. Ka4 Bf7 61. b5 Be8 62. Ka5 Bd7 63. b6 Be6 64. Kb5 Bf5 65. Ka5 Be6 66. Kb5 Bd7+ 67. Ka5 Be6 { The game is a draw. } 1/2-1/2