CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/EvnPRPzk"] [Date "2024.07.07"] [White "Diego"] [Black "Sasha"] [Result "1-0"] [UTCDate "2024.07.07"] [UTCTime "17:33:47"] [WhiteElo "1334"] [BlackElo "1668"] [WhiteRatingDiff "+30"] [BlackRatingDiff "-11"] [WhiteTitle "GM"] [BlackTitle "IM🧁"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D06"] [Opening "Queen's Gambit Declined: Marshall Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. c4 Nf6?! { (0.34 → 0.93) Inaccuracy. c6 was best. } { D06 Queen's Gambit Declined: Marshall Defense } (2... c6 3. cxd5 cxd5 4. Bf4 Nf6 5. e3 Nc6 6. Bd3 Bg4 7. Ne2) 3. cxd5 Qxd5 4. Nc3 Qd8 5. e4 Nc6?? { (1.06 → 3.13) Blunder. e5 was best. } (5... e5 6. Nf3 exd4 7. Qxd4 Qxd4 8. Nxd4 Bc5 9. Ndb5 Na6 10. Bf4 O-O 11. Bxc7 Nxc7 12. Nxc7) 6. Nf3?! { (3.13 → 2.19) Inaccuracy. d5 was best. } (6. d5 Nb8) 6... Bg4? { (2.19 → 3.82) Mistake. e6 was best. } (6... e6) 7. Be2?? { (3.82 → -0.31) Blunder. d5 was best. } (7. d5) 7... Bxf3 8. Bxf3?! { (-0.33 → -1.05) Inaccuracy. gxf3 was best. } (8. gxf3) 8... Nxd4?? { (-1.05 → 1.75) Blunder. Qxd4 was best. } (8... Qxd4 9. Be3 Qxd1+ 10. Rxd1 Nd7 11. Be2 a6 12. a3 O-O-O 13. h4 h5 14. b4 g6 15. f4) 9. e5 Nxf3+ 10. Qxf3 Nd7 11. Qxb7 Nxe5? { (1.57 → 3.15) Mistake. e6 was best. } (11... e6 12. O-O Rb8 13. Qxa7 Bc5 14. Qa6 Nxe5 15. Qe2 Ng6 16. Rd1 Qc8 17. a4 O-O 18. a5) 12. O-O? { (3.15 → 1.66) Mistake. Nb5 was best. } (12. Nb5) 12... e6 13. Bf4 Ng6?? { (1.69 → 9.01) Blunder. Rb8 was best. } (13... Rb8 14. Qxa7 Bd6 15. Rfd1 f6 16. Bxe5 fxe5 17. b3 O-O 18. Qe3 Rb4 19. Ne4 Rd4 20. Nxd6) 14. g3?? { (9.01 → -0.09) Blunder. Qc6+ was best. } (14. Qc6+ Qd7) 14... Nxf4?? { (-0.09 → 4.56) Blunder. Rb8 was best. } (14... Rb8 15. Qxc7 Qxc7 16. Bxc7 Rxb2 17. Rfb1 Rxb1+ 18. Rxb1 Kd7 19. Ba5 Kc6 20. a4 Bc5 21. Ne4) 15. gxf4?? { (4.56 → -1.86) Blunder. Qc6+ was best. } (15. Qc6+ Ke7 16. gxf4 Kf6 17. Ne4+ Kg6 18. Rad1 Bd6 19. f5+ Kh5 20. fxe6 fxe6 21. Rd3 Rf8) 15... Bd6?! { (-1.86 → -1.13) Inaccuracy. Rb8 was best. } (15... Rb8) 16. Rad1?? { (-1.13 → -3.65) Blunder. Qc6+ was best. } (16. Qc6+) 16... Qb8?? { (-3.65 → -0.10) Blunder. O-O was best. } (16... O-O 17. Ne4) 17. Qxb8+?? { (-0.10 → -4.51) Blunder. Qc6+ was best. } (17. Qc6+ Kf8 18. Ne4 Qe8 19. Qxe8+ Kxe8 20. Nxd6+ cxd6 21. Rxd6 Ke7 22. Rfd1 Kf6 23. Rd7 g6) 17... Rxb8 18. b3 O-O? { (-4.91 → -2.76) Mistake. Bxf4 was best. } (18... Bxf4) 19. Rd4 e5? { (-2.63 → -1.33) Mistake. Rfd8 was best. } (19... Rfd8 20. Kg2 Rb4 21. Rxb4 Bxb4 22. Rc1 Ba5 23. Na4 g6 24. Nb2 Bb6 25. Nc4 Rd7 26. Rc2) 20. fxe5 Bxe5 21. Rd3 Bxc3?? { (-1.78 → -0.12) Blunder. Rfd8 was best. } (21... Rfd8 22. Nd5) 22. Rxc3 Rbc8 23. a4 Rfe8 24. Kg2 h6 25. Rcc1 Re6 26. Rfe1?! { (-0.39 → -0.99) Inaccuracy. Rfd1 was best. } (26. Rfd1 c5 27. Rd7 a6 28. Rc4 Rg6+ 29. Kf1 Rf6 30. Rc3 Rb6 31. Rf3 c4 32. bxc4 Rxc4) 26... Kf8?! { (-0.99 → 0.00) Inaccuracy. Rxe1 was best. } (26... Rxe1 27. Rxe1) 27. Rxe6 fxe6 28. Re1?! { (0.04 → -0.93) Inaccuracy. Rc6 was best. } (28. Rc6 a5 29. Rxe6 c6 30. Re3 Kf7 31. Kf3 c5 32. Rc3 Ke6 33. Ke4 Kd6 34. Rd3+ Kc6) 28... Kf7 29. Kf3 Kf6?! { (-1.16 → -0.45) Inaccuracy. Ke7 was best. } (29... Ke7 30. Rc1) 30. Ke4? { (-0.45 → -1.81) Mistake. b4 was best. } (30. b4 c6 31. Rc1 Ke5 32. Ke3 Kd5 33. Rc5+ Kd6 34. h4 Rc7 35. f3 Rb7 36. Rc4 c5) 30... e5? { (-1.81 → -0.41) Mistake. Rb8 was best. } (30... Rb8) 31. f4?! { (-0.41 → -1.44) Inaccuracy. Re3 was best. } (31. Re3 Rb8) 31... Kg6?? { (-1.44 → 2.05) Blunder. exf4 was best. } (31... exf4 32. Kxf4 g5+ 33. Kg4 c5 34. Rc1 Ke5 35. Rc4 Kd5 36. Rc3 Rb8 37. Kh5 Rb6 38. Rd3+) 32. fxe5 c5? { (2.05 → 3.70) Mistake. Kf7 was best. } (32... Kf7 33. Rc1) 33. Kd5 Kf7 34. e6+ Ke7?! { (3.10 → 4.31) Inaccuracy. Ke8 was best. } (34... Ke8 35. h4) 35. h3?? { (4.31 → 0.15) Blunder. Rf1 was best. } (35. Rf1) 35... a5 36. Rc1 g5 37. Rxc5?? { (0.45 → -6.18) Blunder. Rf1 was best. } (37. Rf1 Rd8+ 38. Ke5 Rd3 39. Rf7+ Ke8 40. Ra7 Re3+ 41. Kd5 Rxb3 42. Rxa5 Rd3+ 43. Ke4 c4) 37... Rxc5+ 38. Kxc5 Kxe6?? { (-6.08 → -0.04) Blunder. h5 was best. } (38... h5) 39. Kb5?? { (-0.04 → -7.30) Blunder. b4 was best. } (39. b4) 39... Kd5 40. Kxa5 Kc5?? { (-7.00 → 8.98) Blunder. h5 was best. } (40... h5) 41. Ka6?? { (8.98 → -0.34) Blunder. b4+ was best. } (41. b4+) 41... Kb4 42. a5 Kxb3?? { (0.00 → 60.04) Blunder. h5 was best. } (42... h5 43. Kb6 g4 44. hxg4 hxg4 45. a6 g3 46. a7 g2 47. Kc7 g1=Q 48. a8=Q Qg3+ 49. Kd7) 43. Kb6 Kb4 44. a6 Kc4 45. a7 Kd5?! { (71.57 → Mate in 16) Checkmate is now unavoidable. h5 was best. } (45... h5 46. a8=Q) 46. a8=Q+ Ke5 47. Qh8+ Kf5 48. Qxh6 g4 49. hxg4+ Kxg4 50. Qf8?! { (Mate in 7 → 21.73) Lost forced checkmate sequence. Kc5 was best. } (50. Kc5 Kg3 51. Kd4 Kg4 52. Ke4 Kg3 53. Ke3 Kg4 54. Qg6+ Kh3 55. Kf3 Kh2 56. Qg2#) 50... Kg3?! { (21.73 → Mate in 7) Checkmate is now unavoidable. Kg5 was best. } (50... Kg5) 51. Kc6 Kg4 52. Kd5 Kg3 53. Ke4 Kg4 54. Qf4+ Kh5 55. Qg3 Kh6 56. Ke5 Kh7 57. Kf6 Kh8 58. Kf7 Kh7 59. Qg7# { White wins by checkmate. } 1-0