CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/xV3ZDnfr"] [Date "2023.09.26"] [White "Noam"] [Black "wesley3"] [Result "1-0"] [UTCDate "2023.09.26"] [UTCTime "20:18:11"] [WhiteElo "1190"] [BlackElo "1194"] [WhiteRatingDiff "+33"] [BlackRatingDiff "-14"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Polish Opening: Grigorian Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. b4?! { (0.15 → -0.38) Inaccuracy. e4 was best. } (1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6) 1... Nc6?! { (-0.38 → 0.41) Inaccuracy. e5 was best. } { A00 Polish Opening: Grigorian Variation } (1... e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c3 Be7 5. e3 d5 6. Bxf6) 2. Bb2?? { (0.41 → -1.36) Blunder. a3 was best. } (2. a3) 2... d5?? { (-1.36 → 0.52) Blunder. Nxb4 was best. } (2... Nxb4) 3. d4? { (0.52 → -0.83) Mistake. a3 was best. } (3. a3 a6 4. Nf3 Bg4 5. d3 Bxf3 6. exf3 e6 7. Nd2 h5 8. h4 a5 9. b5 Nce7) 3... Nxb4 4. Nc3? { (-0.73 → -2.24) Mistake. a3 was best. } (4. a3 Nc6) 4... Nc6?! { (-2.24 → -1.19) Inaccuracy. Bf5 was best. } (4... Bf5 5. Rc1) 5. Nf3 Nf6 6. e4? { (-1.54 → -2.80) Mistake. e3 was best. } (6. e3 e6) 6... dxe4 7. Nxe4?? { (-2.32 → -5.84) Blunder. Ne5 was best. } (7. Ne5 Nxd4 8. Qd2 c5 9. O-O-O a6 10. Bc4 e6 11. Qf4 Qc7 12. Nxe4 Nxe4 13. Qxe4 Be7) 7... Nxe4 8. g4?! { (-6.06 → -8.89) Inaccuracy. Bb5 was best. } (8. Bb5 e6) 8... Bxg4 9. Bg2 Qxd4?? { (-8.19 → 5.23) Blunder. e6 was best. } (9... e6 10. O-O) 10. Nxd4?? { (5.23 → -0.97) Blunder. Bxd4 was best. } (10. Bxd4 O-O-O 11. c3 e5 12. Qc2 Nd6 13. Be3 f5 14. h3 Bh5 15. O-O f4 16. Bxa7 e4) 10... Nxd4?? { (-0.97 → 9.44) Blunder. Bxd1 was best. } (10... Bxd1 11. Bxe4) 11. Bxe4?? { (9.44 → -0.97) Blunder. Qxd4 was best. } (11. Qxd4 h5 12. Qxe4 c6 13. Qb4 O-O-O 14. Qa5 Rh6 15. Be5 Rhd6 16. f3 Be6 17. Bxd6 exd6) 11... Nf3+?? { (-0.97 → 9.12) Blunder. Bxd1 was best. } (11... Bxd1 12. Bxd4 Bg4 13. Bxb7 Rd8 14. Bxa7 Bc8 15. Bg2 g6 16. O-O Bg7 17. Rab1 O-O 18. a4) 12. Ke2?? { (9.12 → -1.28) Blunder. Bxf3 was best. } (12. Bxf3 Rd8 13. Bc6+ bxc6 14. Qxg4 h5 15. Qa4 Rh6 16. Qxa7 Re6+ 17. Kf1 g6 18. Qxc7 Rd5) 12... Ne5+?? { (-1.28 → 8.44) Blunder. Nd4+ was best. } (12... Nd4+ 13. Ke3) 13. f3 Bd7 14. Bxb7 Rb8 15. Be4 e6 16. Rg1?! { (9.75 → 6.15) Inaccuracy. Bxe5 was best. } (16. Bxe5) 16... Bd6 17. Rg5?? { (6.55 → 1.92) Blunder. Rb1 was best. } (17. Rb1 Rxb2) 17... Rxb2 18. Rb1 Rxb1 19. Qxb1 O-O 20. Rh5?? { (1.93 → -0.06) Blunder. Qg1 was best. } (20. Qg1 g6) 20... g6?! { (-0.06 → 0.90) Inaccuracy. f5 was best. } (20... f5 21. Bd3) 21. Rh3?! { (0.90 → 0.20) Inaccuracy. Rh4 was best. } (21. Rh4 f5 22. f4 Nf7 23. Bf3 e5 24. fxe5 Nxe5 25. Rd4 Re8 26. Kd1 Kg7 27. Rxd6 cxd6) 21... Bc6?? { (0.20 → 1.83) Blunder. a6 was best. } (21... a6 22. Ke1 Bb5 23. Qc1 f5 24. Bb7 Bb4+ 25. Kf2 h5 26. a4 Bc4 27. Rh4 Rd8 28. Rxc4) 22. Bxc6 Nxc6 23. Qb7 Na5?? { (1.17 → 5.70) Blunder. Nb4 was best. } (23... Nb4 24. Qxa7 Nd5 25. Rh4 Nb6 26. Qb7 Ra8 27. a4 Ra5 28. Rd4 Nxa4 29. Kf1 e5 30. Rxd6) 24. Qxa7? { (5.70 → 3.18) Mistake. Qb5 was best. } (24. Qb5) 24... Nc6 25. Qb7 Na5? { (3.39 → 6.25) Mistake. Nd4+ was best. } (25... Nd4+ 26. Kf1) 26. Qa6 Nc6 27. Qxc6 Rd8 28. Qc3 Ra8 29. Rg3 Rxa2 30. Rg1 f6 31. Qb3 Ra3 32. Qxe6+ Kg7 33. Qd7+ Kg8 34. Rg4 Ra8 35. Re4 f5 36. Re7 Ra6?? { (6.07 → Mate in 1) Checkmate is now unavoidable. Bxe7 was best. } (36... Bxe7 37. Qd5+ Kg7 38. Qxa8 Bd6 39. h4 Bf4 40. Qd8 Kh6 41. Qe7 Bd6 42. Qe3+ Kg7 43. Qe8) 37. Re8+ Bf8 38. Qxc7? { (Mate in 7 → 8.26) Lost forced checkmate sequence. Qe7 was best. } (38. Qe7 Re6+ 39. Qxe6+ Kg7 40. Qd7+ Kh6 41. Rxf8 c5 42. h4 c4 43. Rh8 Kh5 44. Qxh7#) 38... g5? { (8.26 → Mate in 6) Checkmate is now unavoidable. Rf6 was best. } (38... Rf6 39. Qe5) 39. c4? { (Mate in 6 → 7.77) Lost forced checkmate sequence. Qe7 was best. } (39. Qe7 Re6+ 40. Qxe6+ Kg7 41. Qd7+ Kg6 42. Re6+ Kh5 43. Qxh7+ Bh6 44. Rxh6#) 39... Ra5? { (7.77 → Mate in 6) Checkmate is now unavoidable. Rf6 was best. } (39... Rf6) 40. c5?! { (Mate in 6 → 20.12) Lost forced checkmate sequence. Qxa5 was best. } (40. Qxa5 Kf7 41. Rb8 Bd6 42. Qd5+ Kg6 43. Qxd6+ Kh5 44. Rb6 Kh4 45. Qh6#) 40... Rxc5?! { (20.12 → Mate in 4) Checkmate is now unavoidable. g4 was best. } (40... g4 41. Qxa5) 41. Qxc5 Kf7 42. Qxf8+ Kg6 43. Re7 Kh5 44. Qxf5 Kh4 45. Re4+ g4 46. Qxg4# { White wins by checkmate. } 1-0