CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/pQ9x6goi"] [Date "2024.11.10"] [White "Viggo"] [Black "CBears"] [Result "1-0"] [UTCDate "2024.11.10"] [UTCTime "18:38:42"] [WhiteElo "1527"] [BlackElo "1265"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 e6 { A40 Horwitz Defense } 2. e3 d5 3. Bd3 Bd7?! { (0.17 → 0.71) Inaccuracy. Nf6 was best. } (3... Nf6 4. Nf3 b6 5. b3 Bb7 6. Bb2 Bd6 7. O-O Nbd7 8. c4 c5 9. cxd5 exd5 10. Nc3) 4. Nf3 Nc6 5. O-O Qe7?! { (0.76 → 1.43) Inaccuracy. Bd6 was best. } (5... Bd6 6. Re1 f5 7. c4 Nf6 8. Nc3 O-O 9. a3 Qe8 10. b3 Ne4 11. Bb2 Qh5 12. Ne2) 6. Nc3?! { (1.43 → 0.50) Inaccuracy. c3 was best. } (6. c3 g5 7. b4 g4 8. Nfd2 f5 9. b5 Na5 10. c4 Nf6 11. cxd5 Nxd5 12. e4 Nf4) 6... O-O-O? { (0.50 → 1.72) Mistake. f5 was best. } (6... f5 7. a3) 7. Qe2? { (1.72 → 0.20) Mistake. e4 was best. } (7. e4 dxe4) 7... Nf6? { (0.20 → 1.35) Mistake. g5 was best. } (7... g5 8. b4) 8. e4? { (1.35 → 0.26) Mistake. b4 was best. } (8. b4 Nxb4) 8... g6?? { (0.26 → 1.94) Blunder. dxe4 was best. } (8... dxe4 9. Nxe4 e5 10. dxe5 Nxe5 11. Nxf6 gxf6 12. Nxe5 fxe5 13. Re1 f6 14. Be3 Kb8 15. Rad1) 9. e5 Bg7?? { (1.92 → 8.29) Blunder. Nh5 was best. } (9... Nh5) 10. exf6 Bxf6 11. Bg5?? { (6.25 → -1.91) Blunder. Bb5 was best. } (11. Bb5) 11... Bxg5 12. Nxg5?! { (-1.75 → -2.97) Inaccuracy. Bb5 was best. } (12. Bb5 Bf6) 12... Qxg5 13. f4?! { (-2.97 → -4.53) Inaccuracy. Qe3 was best. } (13. Qe3) 13... Qe7?? { (-4.53 → -1.86) Blunder. Qf6 was best. } (13... Qf6 14. Nb5) 14. Bb5?? { (-1.86 → -5.70) Blunder. Qe3 was best. } (14. Qe3 Kb8) 14... Nxd4 15. Qd3 Nxb5 16. Nxb5 Bxb5 17. Qxb5 b6 18. Qa6+ Kb8 19. c4 dxc4 20. Qxc4 b5?? { (-7.32 → 0.00) Blunder. Rd2 was best. } (20... Rd2) 21. Qxb5+ Kc8 22. Qa6+ Kb8 23. Qa4?? { (0.00 → -3.06) Blunder. Qb5+ was best. } (23. Qb5+ Kc8 24. Qa6+ Kb8) 23... f6?? { (-3.06 → 0.15) Blunder. Qc5+ was best. } (23... Qc5+) 24. Qb3+ Kc8 25. Rac1 g5? { (-0.31 → 1.17) Mistake. Qd6 was best. } (25... Qd6 26. Rfe1) 26. fxg5 fxg5 27. Rfd1? { (0.95 → -0.22) Mistake. Qa4 was best. } (27. Qa4 Qd7 28. Qa5 Kb8 29. h3 Rhg8 30. Rc4 g4 31. Qb4+ Kc8 32. Rxg4 Rxg4 33. Qxg4 Qd4+) 27... h5 28. h3 g4 29. hxg4 hxg4 30. Qb5?! { (-0.11 → -0.69) Inaccuracy. Qe3 was best. } (30. Qe3 Kb8 31. Qb3+ Ka8 32. Qc4 Rxd1+ 33. Rxd1 Qg5 34. Qc6+ Kb8 35. Rd3 Qe5 36. Rb3+ Kc8) 30... e5?! { (-0.69 → 0.19) Inaccuracy. Rd6 was best. } (30... Rd6 31. Qe5) 31. Qa6+ Kb8 32. Qf1?? { (0.00 → -2.21) Blunder. Qb5+ was best. } (32. Qb5+ Ka8 33. Qc6+ Kb8) 32... e4?? { (-2.21 → 0.00) Blunder. Qb4 was best. } (32... Qb4 33. Rxd8+) 33. Qb5+ Kc8 34. Qf5+ Kb8 35. Qxg4?? { (0.00 → -4.90) Blunder. Qb5+ was best. } (35. Qb5+ Kc8 36. Qc6 Kb8) 35... e3?? { (-4.90 → 0.00) Blunder. Rxd1+ was best. } (35... Rxd1+ 36. Qxd1) 36. Re1?? { (0.00 → -8.35) Blunder. Rxd8+ was best. } (36. Rxd8+ Rxd8 37. Rc3 Rd6 38. Qb4+ Kc8 39. Qg4+) 36... Rhe8?? { (-8.35 → 0.17) Blunder. Qe5 was best. } (36... Qe5 37. Rc2) 37. Rc3 e2 38. Rc2?? { (0.17 → Mate in 8) Checkmate is now unavoidable. Rb3+ was best. } (38. Rb3+ Ka8) 38... Rd1? { (Mate in 8 → -9.13) Lost forced checkmate sequence. Qe3+ was best. } (38... Qe3+ 39. Kh2 Rh8+ 40. Qh3 Rdg8 41. Rcxe2 Rxh3+ 42. gxh3 Qg3+ 43. Kh1 Qxh3+ 44. Rh2 Qf3+ 45. Rg2) 39. Rxd1? { (-9.13 → Mate in 5) Checkmate is now unavoidable. Rxe2 was best. } (39. Rxe2 Rxe1+) 39... e1=Q+?? { (Mate in 5 → -5.53) Lost forced checkmate sequence. Qe3+ was best. } (39... Qe3+ 40. Kh2 Rh8+ 41. Qh3 Rxh3+ 42. gxh3 Qf2+ 43. Kh1 exd1=Q#) 40. Rxe1 Qxe1+ 41. Kh2 Re2?? { (-5.50 → 63.41) Blunder. Rh8+ was best. } (41... Rh8+ 42. Qh3 Qe5+ 43. Kg1 Rxh3 44. gxh3 Qe1+ 45. Kh2 Kc8 46. b3 Qe5+ 47. Kg1 Qg3+ 48. Rg2) 42. Rxe2 Qb1?! { (74.32 → Mate in 6) Checkmate is now unavoidable. Qxe2 was best. } (42... Qxe2 43. Qxe2) 43. Re3?! { (Mate in 6 → 10.98) Lost forced checkmate sequence. Re8+ was best. } (43. Re8+ Kb7 44. Qb4+ Kc6 45. Qc4+ Kd6 46. Re6+ Kd7 47. Qc6+ Kd8 48. Re8#) 43... Qxb2 44. Rb3+ Qxb3 45. axb3 a5 46. Qg8+ Kb7 47. g4 Kb6 48. g5 c5 49. Qb8+ Ka6 50. g6 a4 51. bxa4 c4 52. Qb5+ Ka7 53. g7 c3 54. g8=Q c2 55. Qbb8+ Ka6 56. Qb5+ Ka7 57. Qg7+ Ka8 58. Qa6+ Kb8 59. Qg8+ Kc7 60. Qac4+ Kb6 61. Qb8+ Ka5 62. Qcb5# { White wins by checkmate. } 1-0