CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/YVOiJ8n7"] [Date "2023.01.31"] [White "Justin2"] [Black "nboaz"] [Result "1/2-1/2"] [UTCDate "2023.01.31"] [UTCTime "00:23:19"] [WhiteElo "1382"] [BlackElo "1612"] [WhiteRatingDiff "+6"] [BlackRatingDiff "-9"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nc3 Nf6 3. e4?! { (-0.05 → -0.99) Inaccuracy. Bf4 was best. } { D00 Blackmar-Diemer Gambit } (3. Bf4 a6 4. e3 h6 5. Nf3 e6 6. Be2 c5 7. O-O Nbd7 8. a4 b6 9. Ne5 Bb7) 3... dxe4 4. Bc4 e6 5. Bf4 Nc6 6. Qe2?? { (-1.13 → -3.85) Blunder. Nge2 was best. } (6. Nge2 Na5) 6... Bb4? { (-3.85 → -2.24) Mistake. Nxd4 was best. } (6... Nxd4 7. Qd2 Nf5 8. Qxd8+ Kxd8 9. O-O-O+ Bd7 10. Nge2 h6 11. Bb5 c6 12. Ba4 b5 13. Bb3) 7. O-O-O Bxc3 8. bxc3 O-O?! { (-2.55 → -1.77) Inaccuracy. Nd5 was best. } (8... Nd5) 9. Nh3?! { (-1.77 → -2.92) Inaccuracy. Bg5 was best. } (9. Bg5) 9... Qe7 10. Bb5? { (-3.23 → -5.99) Mistake. Ng5 was best. } (10. Ng5 Qa3+ 11. Kb1 Qxc3 12. Bd2 Qxd4 13. Bc1 Qc5 14. Nxe4 Nxe4 15. Qxe4 e5 16. Bb3 a5) 10... e5 11. Bg5 Nd8?? { (-8.02 → -2.86) Blunder. Qa3+ was best. } (11... Qa3+) 12. Qc4?? { (-2.86 → -7.01) Blunder. Kb2 was best. } (12. Kb2) 12... Ne6? { (-7.01 → -4.06) Mistake. a6 was best. } (12... a6) 13. Bh4? { (-4.06 → -8.20) Mistake. dxe5 was best. } (13. dxe5 Nxg5) 13... a6 14. Ba4 b5 15. Bxb5 axb5 16. Qxb5 Qa3+ 17. Kb1 Qxa2+ 18. Kc1 Ng4 19. Be7 Qa1+?! { (-9.85 → -5.85) Inaccuracy. e3 was best. } (19... e3) 20. Kd2 Qa3?? { (-5.96 → 4.88) Blunder. Qa7 was best. } (20... Qa7 21. Bxf8) 21. Bxa3 Rxa3 22. Qb4? { (5.08 → 3.03) Mistake. Ra1 was best. } (22. Ra1) 22... Ra8 23. Ra1 Rxa1?! { (3.97 → 5.25) Inaccuracy. Ba6 was best. } (23... Ba6 24. d5) 24. Rxa1 Bd7 25. Qb7 f5 26. dxe5 Nxe5 27. Qd5 Ng6 28. Ra8 Rxa8 29. Qxa8+ Kf7 30. c4 Ne5 31. Ng5+?? { (5.47 → -1.30) Blunder. Qa1 was best. } (31. Qa1 Kf6 32. Ng1 Bc6 33. Ne2 f4 34. Nd4 Nxd4 35. Qxd4 Ke6 36. Qd8 h6 37. Qxc7 f3) 31... Nxg5 32. Qd5+ Kf6 33. c5? { (-1.47 → -2.68) Mistake. Qg8 was best. } (33. Qg8 Kg6 34. Qd8 Ne6 35. Qe7 f4 36. Ke1 Kf5 37. g3 fxg3 38. fxg3 Bc6 39. h3 h5) 33... c6?? { (-2.68 → -0.70) Blunder. Ne6 was best. } (33... Ne6) 34. Qd6+?! { (-0.70 → -1.37) Inaccuracy. Qg8 was best. } (34. Qg8 Kg6 35. Qf8 Ngf7 36. Qe7 f4 37. Qh4 Kf5 38. Qh3+ Kf6 39. Qxh7 Bf5 40. Qg8 Be6) 34... Be6? { (-1.37 → 0.00) Mistake. Ne6 was best. } (34... Ne6) 35. h4?? { (0.00 → -8.35) Blunder. Qd8+ was best. } (35. Qd8+ Kg6 36. Qe8+ Kf6) 35... Ngf7?? { (-8.35 → -2.71) Blunder. Nc4+ was best. } (35... Nc4+) 36. h5?? { (-2.71 → -11.46) Blunder. Qd4 was best. } (36. Qd4 Kg6 37. Ke1 Bd5 38. Qd2 Kf6 39. Qb4 h6 40. Qb8 g5 41. g3 Bc4 42. Kd2 f4) 36... h6?? { (-11.46 → -3.52) Blunder. Nc4+ was best. } (36... Nc4+ 37. Kc3 Ncxd6 38. cxd6 Ke5 39. h6 gxh6 40. d7 Bxd7 41. Kc4 Nd6+ 42. Kc3 h5 43. g3) 37. Qc7?! { (-3.52 → -4.87) Inaccuracy. Qb8 was best. } (37. Qb8 f4) 37... g6?? { (-4.87 → -0.99) Blunder. f4 was best. } (37... f4 38. Qa7 Bg4 39. Qa4 Kf5 40. g3 fxg3 41. Ke3 Bf3 42. fxg3 Kg4 43. Qb3 Kxg3 44. Qb8) 38. hxg6 Nxg6? { (-1.18 → 0.21) Mistake. Kxg6 was best. } (38... Kxg6 39. g3 Kf6 40. Kd1 Bd5 41. Ke1 Kg6 42. Qe7 Ng4 43. Qe8 Nf6 44. Qb8 Ng5 45. Qd6) 39. Qa7?? { (0.21 → -2.99) Blunder. Qxc6 was best. } (39. Qxc6 Nfe5 40. Qa6 Ne7 41. Kd1 h5 42. Qa8 N7c6 43. Qf8+ Kg5 44. Qd6 Bc4 45. Qd2+ f4) 39... h5? { (-2.99 → -1.44) Mistake. Nfe5 was best. } (39... Nfe5) 40. c4?? { (-1.44 → -4.17) Blunder. Qa8 was best. } (40. Qa8 Nge5) 40... f4 41. g3? { (-3.97 → -6.87) Mistake. Qb8 was best. } (41. Qb8 Nge5) 41... fxg3?! { (-6.87 → -4.31) Inaccuracy. e3+ was best. } (41... e3+) 42. fxg3 Nfe5 43. Qc7?! { (-3.75 → -4.96) Inaccuracy. Ke3 was best. } (43. Ke3 Kf5) 43... Nxc4+ 44. Kc3?! { (-4.27 → -5.63) Inaccuracy. Kd1 was best. } (44. Kd1 Nce5 45. Ke2 Kg5 46. Qd8+ Kg4 47. Kf2 Kf5 48. Qc7 Ng4+ 49. Ke1 Bd5 50. Qc8+ Kg5) 44... Nce5 45. Qb6?! { (-4.87 → -6.42) Inaccuracy. Kd2 was best. } (45. Kd2 Kf5) 45... Kf5 46. Kb4?! { (-5.23 → -8.29) Inaccuracy. Qa6 was best. } (46. Qa6 Bd5) 46... e3 47. Qb5? { (-7.92 → Mate in 12) Checkmate is now unavoidable. Kc3 was best. } (47. Kc3 Bc4) 47... Bc4?! { (Mate in 12 → -12.07) Lost forced checkmate sequence. cxb5 was best. } (47... cxb5 48. Kc3 Kg4 49. c6 Kxg3 50. c7 e2 51. Kd2 Kf3 52. c8=Q Bxc8 53. Kc3 e1=Q+ 54. Kc2) 48. Qa4 Kg4 49. Qd1+ Kxg3 50. Qg1+ Kf3 51. Qh1+ Kf2 52. Qh2+ Kf3 53. Qg1?! { (-5.94 → -10.83) Inaccuracy. Qxh5+ was best. } (53. Qxh5+ Kg2) 53... e2 54. Qe1?! { (-10.47 → Mate in 10) Checkmate is now unavoidable. Ka5 was best. } (54. Ka5 Bd5) 54... Nd3+ 55. Kxc4 Nxe1 56. Kd4 Ng2 57. Kd3 e1=Q 58. Kc4 h4 59. Kd4 h3 60. Kd3 h2 61. Kc2 h1=Q 62. Kb3 Qhf1 63. Ka4 Qd3?? { (Mate in 2 → 0.00) Lost forced checkmate sequence. Qc4+ was best. } { Draw by stalemate. } (63... Qc4+ 64. Ka3 Qa1#) 1/2-1/2