CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/9kYBsd2B"] [Date "2024.11.05"] [White "Jess"] [Black "Evan7"] [Result "0-1"] [UTCDate "2024.11.05"] [UTCTime "21:22:56"] [WhiteElo "1197"] [BlackElo "1392"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+5"] [WhiteTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D02"] [Opening "Queen's Pawn Game: Chigorin Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. Nf3 Nc6 { D02 Queen's Pawn Game: Chigorin Variation } 3. Nc3?! { (0.74 → 0.03) Inaccuracy. c4 was best. } (3. c4 e6) 3... Nf6 4. e3 Bf5?! { (-0.04 → 0.53) Inaccuracy. Bg4 was best. } (4... Bg4 5. h3 Bxf3 6. Qxf3 e5 7. Bb5 e4 8. Bxc6+ bxc6 9. Qe2 a5 10. Na4 Bd6 11. c4) 5. Bb5 a6 6. Bxc6+ bxc6 7. e4?? { (0.36 → -1.41) Blunder. Ne5 was best. } (7. Ne5 Qd6) 7... dxe4?! { (-1.41 → -0.71) Inaccuracy. Nxe4 was best. } (7... Nxe4 8. Nxe4) 8. Ne5 Nd5?! { (-0.90 → -0.25) Inaccuracy. c5 was best. } (8... c5 9. dxc5) 9. Nxd5?! { (-0.25 → -0.83) Inaccuracy. Nxc6 was best. } (9. Nxc6 Nxc3 10. Qd2 Nb1 11. Rxb1 Qd5 12. Qc3 e6 13. O-O Bd6 14. Ne5 a5 15. Nc4 a4) 9... cxd5 10. Qh5?? { (-0.81 → -3.31) Blunder. c4 was best. } (10. c4 dxc4 11. d5 f6 12. Qa4+ Bd7 13. Nxd7 Qxd7 14. Qxc4 Rd8 15. O-O Qxd5 16. Qxc7 Kf7) 10... g6 11. Qe2 f6?! { (-4.25 → -3.28) Inaccuracy. c5 was best. } (11... c5 12. c3 cxd4 13. cxd4 Bg7 14. O-O f6 15. Ng4 Bd7 16. a4 Bxg4 17. Qxg4 f5 18. Qd1) 12. Nc6 Qd6 13. Na5 Qb4+ 14. Bd2 Qb6?! { (-3.65 → -2.39) Inaccuracy. Qxd4 was best. } (14... Qxd4 15. c4 Qxb2 16. O-O d4 17. g4 d3 18. Qe1 Bxg4 19. Qxe4 Qxd2 20. Nb3 Qg5 21. Qxa8+) 15. O-O Qxd4 16. Nc6?? { (-2.29 → -4.92) Blunder. Rfd1 was best. } (16. Rfd1) 16... Qb6 17. Nb4 a5?? { (-5.76 → -0.88) Blunder. e6 was best. } (17... e6 18. c3) 18. Nxd5 Qxb2?? { (-0.75 → 7.52) Blunder. Qc6 was best. } (18... Qc6 19. c4) 19. Nxc7+ Kd7 20. Nxa8 Bg7 21. Rad1 Rxa8 22. Bc3+ Ke8 23. Bxb2 Rb8 24. Bd4 e5 25. Bc5 Rc8?! { (11.95 → Mate in 9) Checkmate is now unavoidable. Bf8 was best. } (25... Bf8 26. Bxf8 Kxf8 27. Qa6 Kg8 28. Qxf6 Rf8 29. Qxe5 h5 30. Rd2 a4 31. Qa5 g5 32. Rd5) 26. Rd5?! { (Mate in 9 → 13.24) Lost forced checkmate sequence. Qb5+ was best. } (26. Qb5+ Kf7 27. Qc4+ Be6 28. Rd7+ Kg8 29. Qxe6+ Kh8 30. Qf7 Rg8 31. Bf8 h5 32. Bxg7+ Kh7) 26... Be6 27. Rfd1 Bxd5?! { (15.11 → Mate in 10) Checkmate is now unavoidable. Rb8 was best. } (27... Rb8 28. Qxe4) 28. Rxd5?! { (Mate in 10 → 10.88) Lost forced checkmate sequence. Qb5+ was best. } (28. Qb5+ Rc6 29. Rxd5 g5 30. Qxc6+ Kf7 31. Rd7+ Kg6 32. Qxe4+ f5 33. Rd6+ Bf6 34. Qxe5 Kh5) 28... Kf7?! { (10.88 → Mate in 6) Checkmate is now unavoidable. Rb8 was best. } (28... Rb8 29. g4 Bf8 30. Be3 Be7 31. Rxa5 g5 32. Qc4 Kf8 33. Ra7 Re8 34. Qe6 Kg7 35. Qxe7+) 29. Bd6?! { (Mate in 6 → 10.00) Lost forced checkmate sequence. Qc4 was best. } (29. Qc4 g5 30. Rd7+ Kg6 31. g4 Rf8 32. Bxf8 Bxf8 33. Qf7+ Kh6 34. Qxh7#) 29... Ke6 30. Qxe4 f5?! { (11.04 → Mate in 16) Checkmate is now unavoidable. Bf8 was best. } (30... Bf8 31. Rd1) 31. Qd3?! { (Mate in 16 → 11.62) Lost forced checkmate sequence. Rxe5+ was best. } (31. Rxe5+ Bxe5 32. Qxe5+ Kd7 33. Qe7+ Kc6 34. Be5 Kb6 35. Bd4+ Kc6 36. Qe6+ Kc7 37. Be5+ Kb7) 31... e4 32. Qa6 Rxc2?! { (10.45 → Mate in 7) Checkmate is now unavoidable. Kxd5 was best. } (32... Kxd5 33. Ba3) 33. h3? { (Mate in 7 → 8.17) Lost forced checkmate sequence. Rd1 was best. } (33. Rd1 Rd2 34. Rxd2 f4 35. Bxf4+ Kf5 36. Rd5+ Kxf4 37. Qd6+ Be5 38. Qxe5+ Kg4 39. Qxe4#) 33... Kxd5 34. Bc7? { (8.67 → 4.45) Mistake. Bf4 was best. } (34. Bf4 Be5 35. Qa8+ Kd6 36. Qd8+ Ke6 37. Qe8+ Kf6 38. Qxe5+ Kf7 39. Qd5+ Kf6 40. Qd8+ Kf7) 34... Rxc7 35. Qxa5+ Kd6 36. Qb5?? { (4.81 → 2.17) Blunder. Qb6+ was best. } (36. Qb6+ Kd7) 36... Be5 37. a4?? { (2.78 → -11.03) Blunder. Qb6+ was best. } (37. Qb6+ Kd5 38. Qb3+ Kd4 39. Qd1+ Kc4 40. Qc2+ Kd5 41. Qd2+ Bd4 42. a4 Rc3 43. Qa2+ Ke5) 37... Rc1+ 38. Qf1 Rxf1+ 39. Kxf1 Kc5 40. Ke2 Kb4 41. Ke3 Kxa4 42. f4 Bd6 43. h4 Kb4 44. g3 Kc5 45. Kf2 Kd5 46. Ke3 Ke6 47. Kd4 Kf6 48. Ke3 h6 49. Kf2 g5 50. fxg5+ hxg5 51. hxg5+ Kxg5 52. Ke3 f4+ 53. gxf4+ Kf5 54. Kd4 Bxf4 55. Kd5 e3 56. Kd4 e2 57. Kd3 e1=Q 58. Kc2 Qd2+ 59. Kb3 Qc1 60. Kb4 Bd6+ 61. Kb3 Be5 62. Kb4 Qc3+ 63. Kb5 Bd6 64. Kb6 Qc5+ 65. Kb7 Qc7+ 66. Ka6 Ke5 67. Kb5 Qc5+ 68. Ka6 Qc6+ 69. Ka5 Qc7+ 70. Kb5 Qc5+ 71. Ka6 Qc3 72. Kb5 Qc1 73. Kb6 Kd5 74. Kb7 Bf8 75. Kb6 Qc5+ 76. Kb7 Kd6 77. Ka6 Qc6+ 78. Ka5 Qb7 79. Ka4 Kc5 80. Ka5 Qb5# { Black wins by checkmate. } 0-1