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Puzzles (3 cohencoins award for each match):

Puzzle aoIGJ: 396

GM Andre1 (1363?) +54

Puzzle ycUVZ: 807

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/UHn9nPm9"] [Date "2025.07.09"] [White "Andre1"] [Black "Harry2"] [Result "1-0"] [UTCDate "2025.07.09"] [UTCTime "20:28:42"] [WhiteElo "1363"] [BlackElo "1637"] [WhiteRatingDiff "+54"] [BlackRatingDiff "-11"] [WhiteTitle "GM"] [BlackTitle "GM🏆"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B20"] [Opening "Sicilian Defense: Bowdler Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. Bc4 { B20 Sicilian Defense: Bowdler Attack } d5? { (-0.01 → 1.33) Mistake. e6 was best. } (2... e6 3. Nf3 Nf6 4. Qe2 Nc6 5. e5 Nd5 6. d4 cxd4 7. O-O Bc5 8. Nbd2 Nf4 9. Qe4) 3. Bxd5 Nc6?? { (0.83 → 3.22) Blunder. Nf6 was best. } (3... Nf6 4. Nc3 Nxd5 5. Nxd5 b6 6. d3 e6 7. Ne3 Bb7 8. Nf3 Nc6 9. b3 Be7 10. Bb2) 4. Bxc6+ bxc6 5. c3?? { (3.18 → 0.92) Blunder. Nf3 was best. } (5. Nf3 e5) 5... Bb7?? { (0.92 → 2.77) Blunder. Ba6 was best. } (5... Ba6 6. Na3) 6. d4? { (2.77 → 1.35) Mistake. Qe2 was best. } (6. Qe2 e5 7. Nf3 Bd6 8. Na3 Nf6 9. Nc4 O-O 10. d3 Ba6 11. O-O Bxc4 12. dxc4 Qc7) 6... cxd4 7. cxd4 e6 8. Nf3 c5?! { (1.16 → 1.71) Inaccuracy. Ba6 was best. } (8... Ba6 9. Nc3 Nf6 10. a3 Qa5 11. Bd2 Qb6 12. b4 Be7 13. Be3 O-O 14. Ne5 Qb7 15. Qc2) 9. Ng1?? { (1.71 → -1.48) Blunder. Qa4+ was best. } (9. Qa4+ Qd7) 9... cxd4 10. Nf3 Bxe4?! { (-1.91 → -1.06) Inaccuracy. Qa5+ was best. } (10... Qa5+) 11. Qxd4? { (-1.06 → -2.70) Mistake. Nbd2 was best. } (11. Nbd2 Bd5 12. O-O Nf6 13. Qa4+ Qd7 14. Qxd7+ Kxd7 15. Rd1 Bc5 16. Nb3 Bb6 17. Nbxd4 Rhc8) 11... Qxd4 12. Nxd4 Bxg2 13. Rg1 Rd8?? { (-2.58 → -0.08) Blunder. Bb7 was best. } (13... Bb7 14. Nc3 Rc8 15. Be3 Nf6 16. Ke2 Ba6+ 17. Kf3 e5 18. Nb3 h5 19. h3 Bb7+ 20. Ke2) 14. Be3?? { (-0.08 → -2.43) Blunder. Nxe6 was best. } (14. Nxe6 fxe6 15. Rxg2 Ne7 16. Be3 Nd5 17. Nc3 Bb4 18. O-O-O Nxc3 19. Rxd8+ Kxd8 20. bxc3 Bxc3) 14... Be4? { (-2.43 → -1.03) Mistake. Bb7 was best. } (14... Bb7 15. Nc3 Ne7 16. Ndb5 a6 17. Nc7+ Kd7 18. Bb6 Nf5 19. Rd1+ Bd6 20. Nxa6 Bxa6 21. Bxd8) 15. f3?! { (-1.03 → -2.13) Inaccuracy. Nb5 was best. } (15. Nb5 Bd3 16. Nxa7 Bd6 17. Nc6 Rc8 18. Na7 Rc2 19. Nc3 Bxh2 20. Rg5 Ne7 21. Rd1 Bg6) 15... Bxb1 16. Rxb1 Bb4+? { (-1.93 → -0.67) Mistake. Bc5 was best. } (16... Bc5 17. Nc2 Bxe3 18. Nxe3 Ne7 19. Rc1 O-O 20. Rc7 Ng6 21. Rxa7 Rd3 22. Nc4 h5 23. Rg5) 17. Ke2 Nf6?? { (-0.49 → 4.01) Blunder. Ne7 was best. } (17... Ne7 18. Rbc1 Bd6 19. Nc6 Nxc6 20. Rxc6 Bxh2 21. Rxg7 Be5 22. Rg5 Bxb2 23. Ra5 h5 24. Rxa7) 18. Nc6 Rd7?! { (4.24 → 7.00) Inaccuracy. Bd6 was best. } (18... Bd6 19. Nxd8) 19. Nxb4 O-O 20. Bg5 Nh5 21. Rbc1 f6 22. Bf4?? { (6.75 → -5.95) Blunder. Be3 was best. } (22. Be3) 22... Nxf4+ 23. Ke3 Nd5+?? { (-5.73 → -1.59) Blunder. Rb8 was best. } (23... Rb8) 24. Nxd5 exd5 25. b4 d4+?! { (-1.08 → -0.07) Inaccuracy. Rb8 was best. } (25... Rb8 26. a3) 26. Ke4?? { (-0.07 → -5.16) Blunder. Kd3 was best. } (26. Kd3) 26... d3 27. Rgd1?! { (-4.10 → -5.73) Inaccuracy. Kf4 was best. } (27. Kf4 d2 28. Rcd1 Rb8 29. a3 Rd3 30. Kg3 h5 31. Rg2 Rxa3 32. Rgxd2 Rxb4 33. Rd4 Rxd4) 27... Re8+ 28. Kf4 d2 29. Rc2 Red8?? { (-6.00 → -1.00) Blunder. Rd4+ was best. } (29... Rd4+ 30. Kg3 Re2 31. a4 h5 32. b5 g5 33. h4 gxh4+ 34. Kh3 Kg7 35. Rcxd2 Rexd2 36. Rxd2) 30. Ke3 Re8+ 31. Kf2 Rd3? { (-1.23 → 0.17) Mistake. Red8 was best. } (31... Red8 32. b5 Rd5 33. a4 Kf7 34. Rc7+ R8d7 35. Rxd7+ Rxd7 36. Ke3 Ke6 37. f4 Rd5 38. Rxd2) 32. Rcxd2?! { (0.17 → -0.42) Inaccuracy. Rdxd2 was best. } (32. Rdxd2 Ra3) 32... Rxd2+?! { (-0.42 → 0.49) Inaccuracy. Ra3 was best. } (32... Ra3 33. Rc2 Re7 34. Rd8+ Kf7 35. Rdc8 Ra4 36. Rb2 Kg6 37. Rc3 Kh5 38. a3 f5 39. Rbc2) 33. Rxd2 Rb8 34. a3 Ra8?? { (0.17 → 2.13) Blunder. a5 was best. } (34... a5 35. bxa5 Rb5 36. Rd8+ Kf7 37. Rd7+ Ke6 38. Rxg7 Rxa5 39. Rxh7 Rxa3 40. Kg3 Kf5 41. h4) 35. b5?? { (2.13 → 0.48) Blunder. Rd7 was best. } (35. Rd7) 35... a5?? { (0.48 → 5.25) Blunder. a6 was best. } (35... a6) 36. a4 h5 37. Rd6 Kf7 38. Ra6 Rd8 39. b6?? { (5.27 → 1.42) Blunder. Ke3 was best. } (39. Ke3 g5) 39... Rd6?? { (1.42 → 5.18) Blunder. Rb8 was best. } (39... Rb8 40. Ke3) 40. Ke3 Ke8?! { (5.18 → 8.50) Inaccuracy. Kg6 was best. } (40... Kg6 41. b7) 41. Kf4?? { (8.50 → 0.84) Blunder. b7 was best. } (41. b7) 41... Kd7 42. Kf5 Kc8?? { (0.47 → 10.21) Blunder. Rd5+ was best. } (42... Rd5+ 43. Kg6) 43. Kg6?? { (10.21 → 2.33) Blunder. b7+ was best. } (43. b7+) 43... Kb7?? { (2.33 → 5.13) Blunder. Rd5 was best. } (43... Rd5 44. Ra7) 44. Rxa5 Kxb6 45. Ra8?? { (6.33 → 0.54) Blunder. Rxh5 was best. } (45. Rxh5) 45... h4?? { (0.54 → 2.75) Blunder. Rd2 was best. } (45... Rd2) 46. Kxg7 f5?! { (2.40 → 3.59) Inaccuracy. Rd3 was best. } (46... Rd3 47. f4) 47. a5+ Kb7 48. Rh8 Rd7+?! { (3.79 → 5.35) Inaccuracy. Rd4 was best. } (48... Rd4 49. Kg6 Rf4 50. Kg5 Rxf3 51. Rxh4 Ka7 52. Rc4 Rh3 53. Rc2 Ka6 54. Ra2 Ka7 55. Kxf5) 49. Kf6 Rd3 50. Rxh4 Rxf3 51. Ra4 Ka6?! { (4.33 → 6.26) Inaccuracy. Rh3 was best. } (51... Rh3) 52. Kg5?! { (6.26 → 4.40) Inaccuracy. h4 was best. } (52. h4) 52... Kb5?! { (4.40 → 6.88) Inaccuracy. Rh3 was best. } (52... Rh3 53. Ra2) 53. Rf4?! { (6.88 → 4.61) Inaccuracy. a6 was best. } (53. a6) 53... Ka6? { (4.61 → 76.83) Mistake. Rh3 was best. } (53... Rh3 54. Rxf5+ Ka4 55. Rf2 Kxa5 56. Rb2 Ka6 57. Kg4 Rc3 58. h4 Rc4+ 59. Kg5 Rc5+ 60. Kf6) 54. Rxf3 { Black resigns. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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