CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/nJVcZeyA"] [Date "2023.08.19"] [White "Matilda"] [Black "Sasha"] [Result "1/2-1/2"] [UTCDate "2023.08.19"] [UTCTime "17:26:06"] [WhiteElo "1421"] [BlackElo "1579"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-4"] [WhiteTitle "⛸"] [BlackTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B01"] [Opening "Scandinavian Defense: Mieses-Kotroc Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 d5 2. exd5 Qxd5 { B01 Scandinavian Defense: Mieses-Kotroc Variation } 3. d3?! { (0.90 → -0.02) Inaccuracy. Nc3 was best. } (3. Nc3 Qa5 4. d4 Nf6 5. Nf3 c6 6. Bd3 Bg4 7. h3 Bh5) 3... Nf6?! { (-0.02 → 0.49) Inaccuracy. e5 was best. } (3... e5) 4. Be3?! { (0.49 → -0.26) Inaccuracy. Nc3 was best. } (4. Nc3 Qa5 5. Nf3 g6 6. Be2 Bg7 7. O-O O-O 8. Re1 Nc6 9. h3 a6 10. a3 e5) 4... Bf5 5. Nf3 Bg4? { (-0.37 → 0.90) Mistake. e5 was best. } (5... e5 6. Nc3 Bb4 7. Be2 Nc6 8. O-O Qd7 9. d4 exd4 10. Nxd4 Nxd4 11. Bxd4 O-O-O 12. Nb5) 6. Be2 Bxf3?! { (0.77 → 1.75) Inaccuracy. Nc6 was best. } (6... Nc6 7. h3 Bf5 8. c4 Qd6 9. O-O e5 10. Nc3 a6 11. Qa4 Qd7 12. Rfd1 Be7 13. g4) 7. Bxf3 Qd8?? { (1.54 → 7.37) Blunder. Qd6 was best. } (7... Qd6 8. O-O c6 9. g3 e6 10. d4 Be7 11. c4 O-O 12. Nc3 Qc7 13. Qe2 Re8 14. Rfd1) 8. Nc3?? { (7.37 → 1.41) Blunder. Bxb7 was best. } (8. Bxb7 Nbd7) 8... c6 9. Qd2 e6 10. O-O-O Bb4 11. a3 Bxc3? { (0.38 → 1.66) Mistake. Ba5 was best. } (11... Ba5) 12. Qxc3 Nbd7 13. Bg5? { (2.04 → 0.48) Mistake. h4 was best. } (13. h4 O-O 14. h5 h6 15. g4 Rc8 16. g5 Nd5 17. Bxd5 cxd5 18. Qd4 Qc7 19. c3 hxg5) 13... O-O?! { (0.48 → 1.18) Inaccuracy. Ne4 was best. } (13... Ne4 14. Bxe4) 14. h4 h6 15. Bf4?! { (1.17 → 0.48) Inaccuracy. Bd2 was best. } (15. Bd2 Nd5) 15... Nd5 16. Bxd5 cxd5 17. Qd2?! { (0.15 → -0.36) Inaccuracy. Qd4 was best. } (17. Qd4 Qf6) 17... Nf6?? { (-0.36 → 1.59) Blunder. Qb6 was best. } (17... Qb6) 18. g3? { (1.59 → 0.05) Mistake. g4 was best. } (18. g4 Nd7) 18... b6?? { (0.05 → 2.02) Blunder. d4 was best. } (18... d4) 19. Rhg1?! { (2.02 → 0.95) Inaccuracy. g4 was best. } (19. g4 Nd7) 19... Ng4?? { (0.95 → 3.11) Blunder. Nh7 was best. } (19... Nh7) 20. f3?! { (3.11 → 1.87) Inaccuracy. Qe2 was best. } (20. Qe2 e5) 20... Nf6 21. g4 Nh7?? { (1.71 → 4.11) Blunder. Nd7 was best. } (21... Nd7 22. Bd6 Re8 23. g5 h5 24. g6 f6 25. Qe2 b5 26. f4 Qb6 27. Qxh5 Qxd6 28. Qh7+) 22. g5 hxg5? { (3.95 → 7.93) Mistake. h5 was best. } (22... h5 23. g6) 23. Bxg5?? { (7.93 → 2.09) Blunder. hxg5 was best. } (23. hxg5 Re8) 23... Nxg5? { (2.09 → 3.63) Mistake. f6 was best. } (23... f6) 24. Rxg5 Qf6 25. Rf1? { (3.64 → 1.69) Mistake. Rdg1 was best. } (25. Rdg1 Rfc8 26. Kb1 Rc6 27. Qg2 Kf8 28. Rxg7 Ke7 29. Qh2 Rac8 30. R7g2 Rc5 31. h5 Rb5) 25... Qh6 26. h5?! { (1.67 → 0.86) Inaccuracy. Rfg1 was best. } (26. Rfg1 f6 27. Rxg7+ Qxg7 28. Rxg7+ Kxg7 29. h5 Kf7 30. Qh2 Rae8 31. Kb1 Rh8 32. a4 Re7) 26... f6 27. Rg6 Qxd2+ 28. Kxd2 d4? { (0.99 → 2.61) Mistake. Kh7 was best. } (28... Kh7 29. Re1 Rae8 30. f4 Re7 31. c3 Rh8 32. Reg1 Rf7 33. Ke3 Re8 34. a4 Rc8 35. Kd4) 29. h6 Rf7 30. Rfg1 Kh8?! { (2.62 → 3.95) Inaccuracy. Kh7 was best. } (30... Kh7 31. hxg7 Rg8 32. R6g4 Rgxg7 33. Rh4+ Kg8 34. Rxg7+ Rxg7 35. Rxd4 Kf8 36. Ra4 Ke8 37. b4) 31. Rxg7? { (3.95 → 2.01) Mistake. hxg7+ was best. } (31. hxg7+) 31... Rxg7 32. hxg7+ Kg8 33. Ke2?? { (2.02 → 0.36) Blunder. c4 was best. } (33. c4 dxc3+) 33... Re8? { (0.36 → 1.90) Mistake. Rc8 was best. } (33... Rc8 34. Kd2) 34. c3 dxc3 35. bxc3 Re7 36. Ke3?? { (2.28 → 0.38) Blunder. Rg6 was best. } (36. Rg6 Rxg7) 36... Rxg7 37. Rxg7+ Kxg7 38. Ke4 Kf7 39. d4 Ke7 40. d5 exd5+ 41. Kxd5 Kd7?? { (0.28 → 6.83) Blunder. b5 was best. } (41... b5 42. Kc6 a6 43. f4 Ke6 44. Kb7 Kf5 45. Kxa6 Kxf4 46. Kxb5 f5 47. c4 Ke5 48. c5) 42. Kc4?? { (6.83 → 0.00) Blunder. c4 was best. } (42. c4) 42... Kc6 43. Kb4 a5+ 44. Kc4 b5+ 45. Kb3?? { (0.00 → -7.68) Blunder. Kd4 was best. } (45. Kd4 Kd6 46. f4 Kc6 47. Ke4 Kc5 48. Kf5 Kc4 49. Kxf6 Kxc3 50. f5 b4 51. axb4 axb4) 45... a4+?? { (-7.68 → 0.00) Blunder. Kd5 was best. } (45... Kd5 46. Kc2 Kc4 47. f4 f5 48. Kd2 Kb3 49. Kd3 a4 50. Kd4 Kxa3 51. Ke5 Kb3 52. Kxf5) 46. Kb4 Kb6?? { (0.00 → 8.48) Blunder. f5 was best. } (46... f5 47. f4 Kb6 48. c4 bxc4 49. Kxc4 Kc6 50. Kd4 Kd6 51. Kc4) 47. f4?? { (8.48 → 0.00) Blunder. c4 was best. } (47. c4) 47... f5 48. c4 bxc4 49. Kxc4 Ka5?? { (0.00 → 58.83) Blunder. Kc6 was best. } (49... Kc6 50. Kb4 Kd5 51. Kxa4 Ke4 52. Kb4 Kxf4 53. a4 Kg4 54. a5 f4 55. a6 f3 56. a7) 50. Kc3 Kb5 51. Kd4 Kc6 52. Ke5 Kc5 53. Kxf5 Kc4 54. Kg5?? { (61.30 → 0.19) Blunder. Ke4 was best. } (54. Ke4) 54... Kb3 55. f5 Kxa3 56. f6 Kb3?? { (0.10 → 55.00) Blunder. Kb2 was best. } (56... Kb2) 57. f7 a3 58. f8=Q a2 59. Qf7+?? { (56.75 → 0.06) Blunder. Qg7 was best. } (59. Qg7 Ka3 60. Qc3+ Ka4 61. Kf6 Kb5 62. Qb3+ Kc6 63. Qxa2 Kc5 64. Qb3 Kc6 65. Qc4+ Kb6) 59... Kb2 60. Qf2+ Kb1 61. Qe1+ Kb2 62. Qd2+ Kb3?? { (0.00 → Mate in 10) Checkmate is now unavoidable. Kb1 was best. } (62... Kb1 63. Qd1+ Kb2 64. Qd4+ Kb1 65. Qg1+ Kb2 66. Qg2+ Kb3 67. Qf1 Kb2 68. Qf6+ Kb1 69. Qf5+) 63. Qd1+?? { (Mate in 10 → 0.00) Lost forced checkmate sequence. Qc1 was best. } (63. Qc1 Kb4 64. Kf5 Kb3 65. Ke5 a1=Q+ 66. Qxa1 Kc4 67. Qa3 Kb5 68. Qc3 Kb6 69. Kd6 Kb7) 63... Kb2 64. Qd2+ Kb3?? { (0.00 → Mate in 11) Checkmate is now unavoidable. Kb1 was best. } (64... Kb1 65. Qe1+ Kb2) 65. Qd5+?? { (Mate in 11 → 0.00) Lost forced checkmate sequence. Qc1 was best. } (65. Qc1 a1=Q 66. Qxa1 Kc4 67. Kf4 Kd3 68. Qb2 Kc4 69. Ke5 Kd3 70. Qb3+ Ke2 71. Kf4 Kd2) 65... Ka3?? { (0.00 → Mate in 15) Checkmate is now unavoidable. Kb2 was best. } (65... Kb2 66. Qe5+ Kb1 67. Qe1+ Kb2) 66. Qa5+?? { (Mate in 15 → 0.00) Lost forced checkmate sequence. Qd4 was best. } (66. Qd4 Kb3 67. Qa1 Ka3 68. Qc3+ Ka4 69. Qb2 a1=Q 70. Qxa1+ Kb5 71. Kf4 Kb6 72. Qa4 Kc5) 66... Kb2 67. Qb4+ Ka1 68. Kf4 { Draw by stalemate. } 1/2-1/2