CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/QPdeo6oc"] [Date "2023.08.02"] [White "Collin1"] [Black "Ryan1"] [Result "1-0"] [UTCDate "2023.08.02"] [UTCTime "20:16:36"] [WhiteElo "1367"] [BlackElo "1345"] [WhiteRatingDiff "+35"] [BlackRatingDiff "-47"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D07"] [Opening "Queen's Gambit Declined: Chigorin Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. c4 Nc6 { D07 Queen's Gambit Declined: Chigorin Defense } 3. Nf3 e6 4. Nc3 f5?! { (0.84 → 1.44) Inaccuracy. Nf6 was best. } (4... Nf6 5. a3) 5. Bg5 Nge7?! { (1.41 → 1.98) Inaccuracy. Be7 was best. } (5... Be7) 6. cxd5 exd5 7. Nxd5?? { (1.75 → -5.65) Blunder. e3 was best. } (7. e3 h6 8. Bf4 Be6 9. Bb5 a6 10. Ba4 Ng6 11. Bxc6+ bxc6 12. Ne5 Nxe5 13. Bxe5 Bd6) 7... h6?? { (-5.65 → 1.72) Blunder. Qxd5 was best. } (7... Qxd5) 8. Bh4?? { (1.72 → -6.55) Blunder. Nxe7 was best. } (8. Nxe7) 8... Nxd5?? { (-6.55 → 7.22) Blunder. Qxd5 was best. } (8... Qxd5 9. e3) 9. Bxd8 Nxd8 10. Qa4+ c6 11. Qc4?! { (7.08 → 5.23) Inaccuracy. a3 was best. } (11. a3) 11... g5?! { (5.23 → 6.98) Inaccuracy. Bb4+ was best. } (11... Bb4+ 12. Nd2) 12. Ne5?! { (6.98 → 5.01) Inaccuracy. a3 was best. } (12. a3) 12... a5?! { (5.01 → 6.76) Inaccuracy. Bb4+ was best. } (12... Bb4+ 13. Kd1 Bd6 14. Qc2 Bxe5 15. dxe5 Be6 16. h4 g4 17. Ke1 Nf7 18. g3 O-O-O 19. Bg2) 13. Ng6?! { (6.76 → 4.81) Inaccuracy. a3 was best. } (13. a3) 13... Rg8?! { (4.81 → 6.68) Inaccuracy. Bb4+ was best. } (13... Bb4+ 14. Kd1 Rg8 15. Ne5 Bd6 16. Qc2 Nb4 17. Qc1 Bxe5 18. dxe5 Be6 19. Ke1 Nf7 20. h4) 14. Nxf8 Rxf8 15. O-O-O f4 16. g4 Bxg4 17. e4?? { (5.42 → 1.82) Blunder. Rg1 was best. } (17. Rg1 Bf5) 17... Ne7?? { (1.82 → 7.39) Blunder. fxe3 was best. } (17... fxe3) 18. f3 Bxf3 19. Qc3?? { (5.68 → -1.25) Blunder. Be2 was best. } (19. Be2 Bxh1 20. Bh5+ Kd7 21. Rxh1 f3 22. Bg4+ Kc7 23. Rf1 Rf4 24. Bxf3 Nf7 25. Qe6 Re8) 19... Bxh1 20. Qc2?? { (-1.48 → -3.42) Blunder. Qd3 was best. } (20. Qd3) 20... Rf6 21. e5? { (-2.94 → -5.31) Mistake. Bd3 was best. } (21. Bd3 Bf3) 21... Rf5?? { (-5.31 → 2.29) Blunder. Rf8 was best. } (21... Rf8 22. Be2 Bd5 23. Bh5+ Bf7 24. Bf3 Rg8 25. h3 Ne6 26. Qh7 h5 27. Bxh5 Bxh5 28. Qxh5+) 22. Qe2?? { (2.29 → -6.85) Blunder. Bd3 was best. } (22. Bd3 Rf8 23. Bg6+ Kd7 24. Rxh1 Ne6 25. Bh5 Rad8 26. Bg4 h5 27. Bxh5 Nf5 28. Qb3 Nexd4) 22... Bd5 23. Qh5+ Nf7?! { (-6.92 → -5.05) Inaccuracy. Kd7 was best. } (23... Kd7 24. Qxh6 Ne6 25. Bh3 Raf8 26. Rf1 f3 27. Rf2 Rf4 28. Bxe6+ Bxe6 29. Qxg5 Rxd4 30. Qe3) 24. e6?! { (-5.05 → -7.35) Inaccuracy. Bh3 was best. } (24. Bh3 Be6 25. Qf3 Rd8 26. Bg4 Rd5 27. Qa3 h5 28. Bxh5 c5 29. Qxa5 cxd4 30. Qa8+ Rd8) 24... Bxe6 25. Bd3 Rf6 26. d5 Bxd5 27. Qg4 Bxa2 28. Re1 c5 29. Be4 Ne5 30. Qd1 c4? { (-6.99 → -4.18) Mistake. Bc4 was best. } (30... Bc4 31. Bxb7 Nd3+ 32. Kb1 Nxe1 33. Qxe1 Bd3+ 34. Ka2 Rd8 35. Qe5 Rb6 36. Be4 Bxe4 37. Qxe4) 31. Bxb7? { (-4.18 → -7.29) Mistake. Qa4+ was best. } (31. Qa4+) 31... Rb8?? { (-7.29 → -2.03) Blunder. Nd3+ was best. } (31... Nd3+ 32. Kd2 Rd8 33. Qa4+ Kf7 34. Qxa5 Rd7 35. Bf3 Rfd6 36. Rxe7+ Rxe7 37. Kc3 Ne5 38. Be4) 32. Be4?? { (-2.03 → -7.59) Blunder. Rxe5 was best. } (32. Rxe5 Rxb7) 32... c3?? { (-7.59 → -2.25) Blunder. Bb3 was best. } (32... Bb3) 33. bxc3?? { (-2.25 → -6.62) Blunder. Qa4+ was best. } (33. Qa4+) 33... Nc4?? { (-6.62 → -0.34) Blunder. Bb3 was best. } (33... Bb3) 34. Bc6+?? { (-0.34 → -12.64) Blunder. Qa4+ was best. } (34. Qa4+ Kf8 35. Qxa2 Ne3 36. Qxa5 Re6 37. Qa7 Rc8 38. Rxe3 fxe3 39. Qxe3 Rc4 40. Qf3+ Kg7) 34... Rxc6 35. Qe2?! { (-12.71 → Mate in 15) Checkmate is now unavoidable. Qd3 was best. } (35. Qd3 Rb1+) 35... Rb7? { (Mate in 15 → -7.64) Lost forced checkmate sequence. Rb1+ was best. } (35... Rb1+ 36. Kc2 Na3+ 37. Kd3 Bc4+ 38. Kd4 Rd6+ 39. Ke4 Rxe1 40. Qxe1 Re6+ 41. Kf3 Rxe1 42. Kf2) 36. Qxa2 g4?! { (-7.45 → -4.68) Inaccuracy. Ne3 was best. } (36... Ne3 37. Qxa5 Rb3 38. Rxe3 fxe3 39. Kd1 Kf7 40. h4 Rb2 41. hxg5 e2+ 42. Ke1 Rd6 43. Qa1) 37. Qe2? { (-4.68 → -8.97) Mistake. Re4 was best. } (37. Re4 Rbc7 38. Rxf4 Ne5 39. Kb1 Rb6+ 40. Ka1 Rxc3 41. Qxa5 Rcb3 42. Qa8+ Kd7 43. Ra4 Rb1+) 37... Rd6?? { (-8.97 → 3.42) Blunder. Ne3 was best. } (37... Ne3 38. Qd3 Rcb6 39. Qh7 Rb1+ 40. Qxb1 Rxb1+ 41. Kxb1 Nc6 42. Re2 Ne5 43. c4 Kd7 44. Rd2+) 38. Qxc4 g3?? { (3.32 → 11.39) Blunder. Rbb6 was best. } (38... Rbb6 39. Qxf4) 39. Qxf4?? { (11.39 → 3.06) Blunder. Qc8+ was best. } (39. Qc8+) 39... Rdb6 40. Qxg3?? { (2.81 → 0.26) Blunder. Qa4+ was best. } (40. Qa4+ Kf7) 40... Rb1+ 41. Kc2 R1b2+?? { (0.31 → 2.71) Blunder. R7b2+ was best. } (41... R7b2+ 42. Kd3 Rxe1 43. Qxe1 Rxh2 44. Qe5 Rh4 45. Qe2 Rf4 46. Qh5+ Kd7 47. Qxh6 Rf5 48. c4) 42. Kd1 Rb1+ 43. Kd2?? { (2.47 → 0.33) Blunder. Ke2 was best. } (43. Ke2 R7b2+ 44. Kf1 Rxe1+ 45. Kxe1 a4 46. Kd1 a3 47. Kc1 Rb6 48. Qf4 Rc6 49. Qa4 Kd7) 43... R1b2+?? { (0.33 → 2.72) Blunder. R7b2+ was best. } (43... R7b2+) 44. Kd1?! { (2.72 → 1.96) Inaccuracy. Kd3 was best. } (44. Kd3 Kd8) 44... Rb1+ 45. Ke2 R1b2+?? { (2.19 → 5.20) Blunder. R7b2+ was best. } (45... R7b2+ 46. Kf1) 46. Kf1 R7b5?? { (4.18 → Mate in 10) Checkmate is now unavoidable. Kf7 was best. } (46... Kf7 47. Qf4+) 47. Qf3?? { (Mate in 10 → 5.56) Lost forced checkmate sequence. Qg8+ was best. } (47. Qg8+ Kd7 48. Qe6+ Kc7 49. Qxe7+ Kc6 50. Qe8+ Kb6 51. Qb8+ Ka6 52. Qa8+ Kb6 53. Re6+ Kc7) 47... Rb6 48. Qh3?? { (5.53 → 2.67) Blunder. Qe4 was best. } (48. Qe4 Rb7 49. Kg1 R2b6 50. c4 Rd7 51. c5 Rf6 52. Qa4 Rf5 53. Qc6 Rd5 54. Qg6+ Kd8) 48... Rf6+?? { (2.67 → 5.47) Blunder. Rb1 was best. } (48... Rb1 49. Qc8+ Kf7 50. Qc4+ Kf8 51. Qf4+ Ke8 52. Qe5 Rxe1+ 53. Kxe1 a4 54. Qa5 Rd6 55. Qxa4+) 49. Kg1 Rg6+ 50. Kf1?? { (6.28 → 2.50) Blunder. Kh1 was best. } (50. Kh1 Rbb6 51. Qe3 Rb7 52. Qe4 Rgb6 53. c4 Rc7 54. Qd5 Rbc6 55. Qg8+ Kd7 56. Rd1+ Rd6) 50... Rf6+?? { (2.50 → 5.43) Blunder. Rbb6 was best. } (50... Rbb6 51. Re4 Kf7 52. Qh5 Re6 53. Rxe6 Kxe6 54. Qxa5 Rf6+ 55. Ke1 Nc6 56. Qh5 Kd7 57. Qb5) 51. Kg1 Rg6+ 52. Kh1 a4?! { (6.07 → 11.12) Inaccuracy. Rbb6 was best. } (52... Rbb6 53. Qe3 Rb7 54. Qe4 Rgb6 55. c4 Rc7 56. Qh7 Rbc6 57. Qg8+ Kd7 58. Rd1+ Rd6 59. Qg4+) 53. Qh5?! { (11.12 → 5.91) Inaccuracy. Qc8+ was best. } (53. Qc8+) 53... a3?? { (5.91 → Mate in 9) Checkmate is now unavoidable. Rb6 was best. } (53... Rb6 54. Qe5) 54. Rd1?? { (Mate in 9 → 1.93) Lost forced checkmate sequence. Qxg6+ was best. } (54. Qxg6+ Kd7 55. Qe6+ Kc7 56. Qxe7+ Kc6 57. c4 Rb1 58. Rxb1 a2 59. Re1 a1=R 60. Rxa1 Kb6) 54... a2 55. Qf3?? { (2.76 → 0.28) Blunder. Re1 was best. } (55. Re1 Kd7 56. Qh3+ Kd8 57. Qe3 Kc8 58. Qxe7 Rb1 59. Qe4 a1=Q 60. Rxb1 Qa6 61. Qe8+ Kc7) 55... h5?? { (0.28 → 2.30) Blunder. Re6 was best. } (55... Re6 56. Qh5+) 56. Qxh5?? { (2.30 → -5.38) Blunder. Qe4 was best. } (56. Qe4 Kf7) 56... a1=Q?? { (-5.38 → 5.88) Blunder. Rb1 was best. } (56... Rb1 57. Qh8+ Kf7 58. Qh7+ Kf8 59. Qh8+ Ng8 60. Qd4 a1=Q 61. Qb4+ Rxb4 62. Rxa1 Rf4 63. Rg1) 57. Rxa1 Rg2 58. Qf3 Rg1+?! { (6.04 → 58.50) Inaccuracy. R2g5 was best. } (58... R2g5 59. Re1 Rg7 60. Qa8+ Kd7 61. Qb7+ Kd8 62. Qb8+ Nc8 63. c4 Rf7 64. Rd1+ Rd7 65. Rb1) 59. Rxg1 Ra6 60. Qd5?? { (77.75 → -0.03) Blunder. Qh5+ was best. } (60. Qh5+) 60... Ra7?? { (-0.03 → Mate in 13) Checkmate is now unavoidable. Nxd5 was best. } (60... Nxd5 61. c4 Nf4 62. Rf1 Rf6 63. Kg1 Ke7 64. Ra1 Rc6 65. Ra4 Ke6 66. Kf2 Rc5 67. Ke3) 61. Qe6 Ra8 62. Rg8# { White wins by checkmate. } 1-0