CohenChessClub.com

[Event "GM MrCohenOS Arena"] [Site "https://cohenchessclub.com/jL3a2GRz"] [Date "2022.03.04"] [White "Andrew2"] [Black "ay136416"] [Result "0-1"] [UTCDate "2022.03.04"] [UTCTime "21:45:52"] [WhiteElo "983"] [BlackElo "1215"] [WhiteRatingDiff "-54"] [BlackRatingDiff "+10"] [BlackTitle "NM🙂"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D00"] [Opening "Blackmar-Diemer Gambit: Gedult Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. d4 d5 2. e4? { (0.38 → -0.71) Mistake. c4 was best. } (2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 h6) 2... dxe4 3. f3 { D00 Blackmar-Diemer Gambit: Gedult Gambit } exf3 4. gxf3?? { (-0.75 → -3.84) Blunder. Nxf3 was best. } (4. Nxf3 Nf6 5. Nc3 g6 6. Bf4 Bg7 7. Qd2 O-O 8. h3 Be6 9. Bh6 Bd5 10. Ne5 Nbd7) 4... f5?? { (-3.84 → -0.51) Blunder. e5 was best. } (4... e5) 5. f4? { (-0.51 → -1.82) Mistake. Bg5 was best. } (5. Bg5 h6) 5... e6?! { (-1.82 → -1.10) Inaccuracy. e5 was best. } (5... e5 6. Nf3) 6. d5?? { (-1.10 → -5.28) Blunder. Nf3 was best. } (6. Nf3) 6... exd5?! { (-5.28 → -3.74) Inaccuracy. Qh4+ was best. } (6... Qh4+ 7. Ke2 Bc5 8. Be3 Bxe3 9. Kxe3 Qe7 10. Nf3 exd5+ 11. Kf2 Nf6 12. Nc3 Be6 13. Rg1) 7. h3? { (-3.74 → -7.09) Mistake. Qe2+ was best. } (7. Qe2+ Be7) 7... Bb4+ 8. Kf2 Bd7 9. c4 dxc4 10. a4?! { (-5.65 → -9.06) Inaccuracy. Qe2+ was best. } (10. Qe2+ Qe7) 10... Bc5+ 11. Kg3 Bxg1?? { (-7.37 → -3.14) Blunder. Qe7 was best. } (11... Qe7 12. Bxc4) 12. Rxg1 Nc6 13. h4? { (-3.41 → -6.97) Mistake. Qe1+ was best. } (13. Qe1+ Qe7) 13... h5?? { (-6.97 → -2.90) Blunder. Qe7 was best. } (13... Qe7 14. Bxc4 Nf6 15. Nc3 O-O-O 16. Qe2 Qxe2 17. Bxe2 Nd4 18. Bd1 Rhe8 19. b4 Be6 20. Re1) 14. Kh2?? { (-2.90 → -9.77) Blunder. Bxc4 was best. } (14. Bxc4 Nf6) 14... Qxh4+ 15. Bh3 Qxf4+?? { (-10.09 → 8.28) Blunder. O-O-O was best. } (15... O-O-O 16. Qe1 Qf6 17. Qc3 Nh6 18. Qxf6 gxf6 19. Rd1 Ng4+ 20. Kg2 Be6 21. Rxd8+ Rxd8 22. Bxg4) 16. Kh1?? { (8.28 → -8.58) Blunder. Bxf4 was best. } (16. Bxf4 O-O-O 17. Rg5 Nf6 18. Na3 Ng4+ 19. Kg1 Nce5 20. Qf1 Nd3 21. Nxc4 Nxf4 22. Qxf4 g6) 16... Ne5?? { (-8.58 → 8.16) Blunder. Qe4+ was best. } (16... Qe4+) 17. Bxf5?? { (8.16 → -17.23) Blunder. Bxf4 was best. } (17. Bxf4) 17... Bxf5?? { (-17.23 → 3.18) Blunder. Qh4+ was best. } (17... Qh4+) 18. Bxf4 Nf3?? { (3.83 → 10.55) Blunder. Be4+ was best. } (18... Be4+) 19. Qxf3 g6 20. Kg2 Nf6 21. Bxc7 Rc8 22. Bd8 Rxd8 23. Qxf5?? { (6.85 → -6.93) Blunder. Re1+ was best. } (23. Re1+) 23... Nd7?? { (-6.93 → Mate in 2) Checkmate is now unavoidable. gxf5 was best. } (23... gxf5 24. Na3 Kf7 25. Nxc4 Rhg8+ 26. Kf3 Rxg1 27. Rxg1 Ng4 28. Na5 Rd7 29. Re1 Kf6 30. Re8) 24. Qxd7+?? { (Mate in 2 → 0.37) Lost forced checkmate sequence. Re1+ was best. } (24. Re1+ Ne5 25. Rxe5#) 24... Rxd7 25. Kg3?! { (0.38 → -0.24) Inaccuracy. Na3 was best. } (25. Na3 Rd4) 25... Rd3+ 26. Kf4 Rg8? { (-0.61 → 0.54) Mistake. O-O+ was best. } (26... O-O+) 27. Ke5?! { (0.54 → 0.00) Inaccuracy. Nc3 was best. } (27. Nc3) 27... Ke7 28. Ke4?? { (0.36 → -8.37) Blunder. Nc3 was best. } (28. Nc3 Kf7 29. Rad1 Kg7 30. Rxd3 cxd3 31. Ne4 Kh6 32. Rd1 Rd8 33. Nd6 Rf8 34. Rxd3 h4) 28... Rd6?? { (-8.37 → 0.05) Blunder. Re8 was best. } (28... Re8 29. Nd2) 29. Ke5 Re6+ 30. Kd5 Rc6 31. Ke5 Rc5+ 32. Kf4?! { (0.31 → -0.35) Inaccuracy. Kd4 was best. } (32. Kd4 Rf5 33. Nc3 g5 34. Rae1+ Kf7 35. Re4 g4 36. Ne2 Rf2 37. Ng3 Rh8 38. Kxc4 Rf3) 32... Rf8+ 33. Ke4 Kd6?? { (-0.34 → 2.66) Blunder. g5 was best. } (33... g5) 34. Rxg6+ Kc7 35. Rc6+?? { (2.61 → -7.83) Blunder. Nc3 was best. } (35. Nc3 Kb8) 35... bxc6 36. Kd4 Kd6 37. Ke3 Re8+ 38. Kd4 Ree5 39. Nc3 h4?! { (-7.46 → -5.11) Inaccuracy. Kc7 was best. } (39... Kc7) 40. Rh1 Rh5?? { (-5.10 → 0.74) Blunder. Kc7 was best. } (40... Kc7 41. Rxh4 Rh5 42. Rxh5 Rxh5 43. Kxc4 Rh4+ 44. Kc5 a5 45. Ne2 Rh5+ 46. Kc4 Kb6 47. Nd4) 41. Nd5?? { (0.74 → -10.28) Blunder. Ne4+ was best. } (41. Ne4+ Kc7 42. Nxc5 h3 43. Kxc4 h2 44. Kb4 Kb6 45. a5+ Kc7 46. Kc4 Rh3 47. Ne6+ Kb7) 41... h3 42. Rxh3? { (-7.75 → Mate in 7) Checkmate is now unavoidable. Nf6 was best. } (42. Nf6 Rcd5+ 43. Kc3 Rh4 44. Nxd5 cxd5 45. Kb4 h2 46. Kb5 a5 47. Kxa5 Kc5 48. Rc1 Rh8) 42... Rxh3?! { (Mate in 7 → -10.64) Lost forced checkmate sequence. Rcxd5+ was best. } (42... Rcxd5+ 43. Kc3 Rxh3+ 44. Kc2 a5 45. Kb1 Rd2 46. Kc1 c3 47. bxc3 Rf2 48. Kd1 Rh1#) 43. Nf4?! { (-10.64 → Mate in 22) Checkmate is now unavoidable. Nc3 was best. } (43. Nc3 Rd3+ 44. Ke4 Ra5 45. Kf4 Kc5 46. Ne2 Kb4 47. Nc1 Rd1 48. Ne2 Kb3 49. Ng3 Rd6) 43... Rd3+?! { (Mate in 22 → -67.11) Lost forced checkmate sequence. Rh4 was best. } (43... Rh4) 44. Nxd3 cxd3 45. Kxd3 Rd5+ 46. Kc4 c5 47. Kb5?! { (-55.99 → Mate in 9) Checkmate is now unavoidable. Kc3 was best. } (47. Kc3 Rg5) 47... Ke5? { (Mate in 9 → -9.72) Lost forced checkmate sequence. Rd4 was best. } (47... Rd4 48. b3 Rb4+ 49. Ka6 Rb6+ 50. Kxa7 Rxb3 51. a5 Kc6 52. Ka8 Ra3 53. a6 Rxa6+ 54. Kb8) 48. Kc6? { (-9.72 → Mate in 14) Checkmate is now unavoidable. Kc4 was best. } (48. Kc4 Kd6) 48... Kd4?! { (Mate in 14 → -55.81) Lost forced checkmate sequence. c4 was best. } (48... c4 49. Kb7 Ra5 50. Kc6 Kd4 51. Kd7 Rxa4 52. Ke8 Ra2 53. Ke7 Rxb2 54. Kf6 c3 55. Kg5) 49. Kb5 c4+ 50. Kc6 Rc5+ 51. Kd6 c3 52. Ke6 cxb2 53. a5 b1=Q 54. Kd6 Qg6+ 55. Ke7 Rc7+ 56. Kd8 Qd6+ 57. Ke8 Qe7# { Black wins by checkmate. } 0-1