CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/d9kxTVo3"] [Date "2022.02.19"] [White "Polydoros"] [Black "Anton"] [Result "0-1"] [UTCDate "2022.02.19"] [UTCTime "18:25:26"] [WhiteElo "1091"] [BlackElo "1547"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+1"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A03"] [Opening "Bird Opening: Dutch Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. f4 d5 { A03 Bird Opening: Dutch Variation } 2. g3 Nf6 3. Nc3?! { (-0.47 → -1.50) Inaccuracy. Bg2 was best. } (3. Bg2 c5) 3... Bf5? { (-1.50 → -0.23) Mistake. d4 was best. } (3... d4) 4. e4?? { (-0.23 → -3.18) Blunder. Bg2 was best. } (4. Bg2 Nc6 5. Nxd5 Nxd5 6. e4 Nxf4 7. gxf4 Bc8 8. Nf3 Bg4 9. O-O e5 10. Kh1 f6) 4... Nxe4?! { (-3.18 → -2.31) Inaccuracy. dxe4 was best. } (4... dxe4 5. Bg2) 5. d3 Nxc3 6. bxc3 Nc6 7. d4 e6 8. Rb1 Be7 9. Nf3?! { (-1.99 → -2.79) Inaccuracy. Rxb7 was best. } (9. Rxb7 Na5 10. Rb1 O-O 11. Bd3 c5 12. Nf3 Nc4 13. O-O Nd6 14. Ba3 Ne4 15. Bxe4 Bxe4) 9... O-O?! { (-2.79 → -2.05) Inaccuracy. Na5 was best. } (9... Na5 10. Bb5+ c6 11. Bd3 b6 12. O-O Rc8 13. Bxf5 exf5 14. Qd3 g6 15. g4 fxg4 16. Ne5) 10. Bb5?! { (-2.05 → -3.37) Inaccuracy. Rxb7 was best. } (10. Rxb7) 10... f6?! { (-3.37 → -2.45) Inaccuracy. Na5 was best. } (10... Na5 11. Bd3) 11. c4?? { (-2.45 → -7.43) Blunder. O-O was best. } (11. O-O Qd7) 11... dxc4? { (-7.43 → -3.54) Mistake. Nb4 was best. } (11... Nb4) 12. Bxc4 Bb4+?! { (-3.66 → -2.53) Inaccuracy. Na5 was best. } (12... Na5 13. Bd3 b6 14. Kf2 Qd5 15. Re1 Rfe8 16. Bd2 Bxd3 17. cxd3 Qxa2 18. Re2 Qd5 19. Bxa5) 13. c3?? { (-2.53 → -8.61) Blunder. Kf2 was best. } (13. Kf2) 13... Bd6?? { (-8.61 → -2.24) Blunder. Bxc3+ was best. } (13... Bxc3+ 14. Kf2 Bxb1 15. Bb2 Bxb2 16. Qxb1 Bxd4+ 17. Kg2 Bb6 18. Re1 Kh8 19. a4 Qd6 20. Bxe6) 14. Bxe6+?? { (-2.24 → -8.44) Blunder. Rb5 was best. } (14. Rb5 Kh8 15. Bd3 b6 16. Bxf5 exf5 17. Kf2 Qd7 18. Qd3 a6 19. Rb2 Rfe8 20. h4 Ne7) 14... Kh8?? { (-8.44 → 8.75) Blunder. Bxe6 was best. } (14... Bxe6 15. d5) 15. Bxf5 Re8+ 16. Kf1 g6 17. Be4?? { (8.92 → 0.43) Blunder. Bd3 was best. } (17. Bd3 Re7) 17... Rxe4 18. d5?? { (0.34 → -1.56) Blunder. Qd3 was best. } (18. Qd3 Re7) 18... Na5 19. Qd3 Re8?? { (-1.52 → 0.92) Blunder. Qe7 was best. } (19... Qe7 20. Kg2 Re2+ 21. Kh3 Qe4 22. Qxe4 Rxe4 23. Nd4 Rae8 24. Rb2 Kg8 25. Kg2 f5 26. Rd1) 20. g4?? { (0.92 → -1.17) Blunder. c4 was best. } (20. c4 Qd7) 20... c6?? { (-1.17 → 0.89) Blunder. Qd7 was best. } (20... Qd7 21. Rg1) 21. g5 Bc5 22. Nh4?? { (0.50 → -4.09) Blunder. h4 was best. } (22. h4 Qxd5) 22... fxg5?! { (-4.09 → -2.69) Inaccuracy. cxd5 was best. } (22... cxd5 23. f5) 23. fxg5?? { (-2.69 → -6.69) Blunder. Nxg6+ was best. } (23. Nxg6+ hxg6) 23... Rf8+?! { (-6.69 → -4.57) Inaccuracy. Qd7 was best. } (23... Qd7 24. Rb4 Bxb4 25. cxb4 Qg4 26. Nf3 Qc4 27. Qxc4 Nxc4 28. dxc6 bxc6 29. Kf2 a5 30. Nd2) 24. Kg2? { (-4.57 → -10.74) Mistake. Nf3 was best. } (24. Nf3 Qd7) 24... Qc7?? { (-10.74 → -1.41) Blunder. Rf2+ was best. } (24... Rf2+) 25. Bd2?? { (-1.41 → -11.53) Blunder. Be3 was best. } (25. Be3 Bxe3 26. Qxe3 Rf4 27. d6 Qxd6 28. Rhd1 Qc7 29. Qh3 Qf7 30. Rb4 Rf2+ 31. Kg1 Rf8) 25... Rf2+ 26. Kh3 Qd7+ 27. Kg3 Raf8 28. Rbf1?! { (-11.91 → Mate in 7) Checkmate is now unavoidable. Nf5 was best. } (28. Nf5 R8xf5) 28... Bd6+ 29. Bf4 Bxf4+?? { (Mate in 6 → -0.48) Lost forced checkmate sequence. R8xf4 was best. } (29... R8xf4 30. Nxg6+ hxg6 31. Qd4+ Rf6+ 32. Qe5 Bxe5+ 33. Kh4 Qh7+ 34. Kg4 Rg2#) 30. Kxf2 Bxg5+ 31. Kg3 Qd6+ 32. Kh3 Qe6+?? { (-0.16 → 23.81) Blunder. Qd7+ was best. } (32... Qd7+) 33. Kg2?? { (23.81 → -3.92) Blunder. dxe6 was best. } (33. dxe6) 33... Rxf1?? { (-3.92 → 10.40) Blunder. Qg4+ was best. } (33... Qg4+ 34. Qg3 Qe2+ 35. Rf2 Rxf2+ 36. Qxf2 Qxf2+ 37. Kxf2 Bxh4+ 38. Ke3 c5 39. Ke4 Nc4 40. d6) 34. Rxf1?? { (10.40 → 2.86) Blunder. dxe6 was best. } (34. dxe6) 34... Bxh4?? { (2.86 → Mate in 6) Checkmate is now unavoidable. cxd5 was best. } (34... cxd5 35. Nf3) 35. Rf8+? { (Mate in 6 → 8.19) Lost forced checkmate sequence. dxe6 was best. } (35. dxe6 Nc4 36. Qxc4 Bf6 37. Rxf6 h6 38. e7 h5 39. Rf7 g5 40. e8=Q#) 35... Kg7 36. Qf3?? { (8.59 → -7.25) Blunder. dxe6 was best. } (36. dxe6 Kxf8 37. Qd7 Be7 38. Qd4 Kg8 39. Qf4 Bc5 40. Qf7+ Kh8 41. Qf6+ Kg8 42. Kh1 Nc4) 36... Bf6?? { (-7.25 → Mate in 6) Checkmate is now unavoidable. cxd5 was best. } (36... cxd5) 37. Ra8?? { (Mate in 6 → -7.69) Lost forced checkmate sequence. dxe6 was best. } (37. dxe6 Be5 38. Rf7+ Kh6 39. Qe3+ Bf4 40. Qxf4+ g5 41. Qf5 Kh5 42. Rxh7#) 37... Qd6 38. c4 Nxc4 39. Rxa7 Kh6?? { (-7.76 → -2.50) Blunder. Qb8 was best. } (39... Qb8 40. Ra4 cxd5 41. Rb4 Qc8 42. a4 b6 43. Rb3 Qc6 44. Rb5 Bd4 45. Qd3 Ne3+ 46. Qxe3) 40. Rxb7 Qa3?? { (-3.43 → 6.90) Blunder. cxd5 was best. } (40... cxd5) 41. Qxf6?? { (6.90 → 0.00) Blunder. Qxa3 was best. } (41. Qxa3 Nxa3 42. dxc6 Bd8 43. c7 Bxc7 44. Rxc7 Nb5 45. Rc5 Na3 46. Kg3 Kg7 47. Kg4 h6) 41... Qxa2+?? { (0.00 → Mate in 6) Checkmate is now unavoidable. Ne3+ was best. } (41... Ne3+ 42. Kg3 Nf5+ 43. Kf2 cxd5 44. Qb2 Qe3+ 45. Kf1 Qf3+ 46. Ke1 Qh1+ 47. Kd2 Qg2+ 48. Kc1) 42. Kh1 { White offers draw } 42... Qb1+ 43. Kg2?? { (Mate in 5 → -4.50) Lost forced checkmate sequence. Rxb1 was best. } (43. Rxb1 Ne5 44. Rb3 Nf3 45. Rxf3 Kh5 46. Rh3+ Kg4 47. Rh4#) 43... Ne3+ 44. Kf3? { (-4.47 → -8.49) Mistake. Kh3 was best. } (44. Kh3 Qxb7) 44... Nf5?? { (-8.49 → Mate in 6) Checkmate is now unavoidable. Qf1+ was best. } (44... Qf1+ 45. Kxe3 Qxf6 46. Kd3 cxd5 47. Kd2 Qe5 48. h3 Qh2+ 49. Kc1 Qxh3 50. Rb2 Qd3 51. Rh2+) 45. Qg7+?? { (Mate in 6 → 0.29) Lost forced checkmate sequence. Rxb1 was best. } (45. Rxb1 Kh5 46. Kf4 h6 47. Rg1 Ne7 48. Rg5+ Kh4 49. Rg4+ Kh3 50. Qh4#) 45... Nxg7 46. Rxg7?? { (0.22 → -74.27) Blunder. Rxb1 was best. } (46. Rxb1 cxd5) 46... Qd3+ 47. Kf4 Kxg7 48. d6?! { (-74.42 → Mate in 11) Checkmate is now unavoidable. h3 was best. } (48. h3 cxd5) 48... Qxd6+ 49. Ke4 Kf6 50. h4 Qg3 51. h5 gxh5 52. Kd4 Ke6 53. Kc5 Qe3+ 54. Kxc6 Qd4 55. Kc7 Ke7 56. Kb7 Qd6 57. Ka7 Kd7 58. Kb7 Qc5 59. Ka6 Kd8 60. Kb7 Kd7 61. Ka8 Qd6 62. Ka7 Kd8 63. Kb7 Qc5 64. Ka8 Qe7 65. Kb8 Ke8 66. Ka8 Qd7 67. Kb8 Kd8 68. Ka8 Qc6+ 69. Ka7 Qb5 70. Ka8 Kc7 71. Ka7 Qb7# { Black wins by checkmate. } 0-1