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Puzzles (3 cohencoins award for each match):

Puzzle PVUcI: 246

Puzzle w3T4D: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/FhSMzs2t"] [Date "2026.02.06"] [White "Scarlet"] [Black "Ethan9"] [Result "0-1"] [UTCDate "2026.02.06"] [UTCTime "21:23:43"] [WhiteElo "1326"] [BlackElo "1295"] [WhiteRatingDiff "-159"] [BlackRatingDiff "+14"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C26"] [Opening "Vienna Game: Falkbeer Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 Nf6 { C26 Vienna Game: Falkbeer Variation } 3. Nh3?! { (0.25 → -0.71) Inaccuracy. Nf3 was best. } (3. Nf3 Nc6 4. Bb5 Bd6 5. O-O O-O 6. d3 h6 7. Be3 a6 8. Bc4 Re8 9. Bb3) 3... g6 4. Bc4 c6?? { (-0.23 → 1.88) Blunder. Bg7 was best. } (4... Bg7 5. O-O) 5. Ng5?? { (1.88 → -0.40) Blunder. d4 was best. } (5. d4) 5... d5 6. Bd3? { (-0.53 → -2.07) Mistake. Bb3 was best. } (6. Bb3 Bg7 7. d3 O-O 8. Nf3 a5 9. a3 Re8 10. O-O h6 11. Re1 Kh7 12. Bd2 b5) 6... Be7?! { (-2.07 → -1.43) Inaccuracy. Bg7 was best. } (6... Bg7) 7. Be2 Nbd7?! { (-1.24 → -0.57) Inaccuracy. d4 was best. } (7... d4 8. Nb1) 8. d3 Nh5?! { (-0.62 → 0.00) Inaccuracy. O-O was best. } (8... O-O) 9. h4 Nc5?? { (0.00 → 1.79) Blunder. h6 was best. } (9... h6 10. Ne6) 10. Nh3?? { (1.79 → -1.04) Blunder. exd5 was best. } (10. exd5) 10... Bxh3?! { (-1.04 → -0.41) Inaccuracy. d4 was best. } (10... d4 11. Nb1) 11. Rxh3 Nf4?! { (-0.56 → 0.00) Inaccuracy. d4 was best. } (11... d4 12. Nb1 Nf4 13. Bxf4 exf4 14. h5 Qb6 15. Qc1 Qc7 16. Nd2 O-O-O 17. Bg4+ Kb8 18. Qd1) 12. Bxf4 exf4 13. Qd2? { (-0.08 → -1.58) Mistake. exd5 was best. } (13. exd5 cxd5) 13... Bd6?? { (-1.58 → 2.12) Blunder. d4 was best. } (13... d4) 14. O-O-O?? { (2.12 → -2.29) Blunder. exd5 was best. } (14. exd5 cxd5) 14... Qe7?? { (-2.29 → 3.37) Blunder. d4 was best. } (14... d4) 15. g3?? { (3.37 → -4.30) Blunder. exd5 was best. } (15. exd5 O-O 16. Bf3 Rac8 17. h5 g5 18. d4 Nd7 19. dxc6 bxc6 20. Rhh1 Nf6 21. h6 g4) 15... fxg3?? { (-4.30 → 0.98) Blunder. d4 was best. } (15... d4 16. Nb1 Qe6 17. Rdh1 Qxa2 18. b4 Na4 19. c4 Qxd2+ 20. Nxd2 fxg3 21. h5 Nc3 22. Bf3) 16. fxg3?? { (0.98 → -4.15) Blunder. exd5 was best. } (16. exd5) 16... Qd7?? { (-4.15 → -0.65) Blunder. d4 was best. } (16... d4 17. Nb1 Qe6 18. Rdh1 Qxa2 19. h5 Na4 20. c4 dxc3 21. bxc3 Ba3+ 22. Nxa3 Qxa3+ 23. Kc2) 17. Bf1 O-O-O?? { (-0.82 → 1.34) Blunder. d4 was best. } (17... d4 18. Ne2 Be5 19. Rh1 Qd6 20. Bh3 a5 21. Kb1 Na4 22. Ka1 Ra6 23. Rb1 Qb4 24. Qc1) 18. h5?? { (1.34 → -0.98) Blunder. exd5 was best. } (18. exd5 cxd5 19. Nxd5 Na4 20. Bg2 Kb8 21. Kb1 Rhe8 22. c4 Qe6 23. g4 Qxg4 24. Nf6 Qd4) 18... gxh5?? { (-0.98 → 2.03) Blunder. d4 was best. } (18... d4 19. Ne2 Be5 20. Rh1 Kb8 21. Bh3 Qc7 22. Qb4 Bd6 23. Qd2 Na4 24. Nxd4 Be5 25. c3) 19. Rxh5 Bxg3?! { (1.75 → 2.83) Inaccuracy. dxe4 was best. } (19... dxe4) 20. Bh3?! { (2.83 → 2.02) Inaccuracy. Qe3 was best. } (20. Qe3 Bd6 21. Bh3 Ne6 22. Qxa7 Bc5 23. Bxe6 Bxa7 24. Bxd7+ Rxd7 25. exd5 f5 26. dxc6 bxc6) 20... Ne6 21. Qe3?? { (2.18 → 0.28) Blunder. Rf1 was best. } (21. Rf1) 21... Bf4 22. Qxf4 Nxf4 23. Bxd7+ Kxd7? { (0.38 → 1.51) Mistake. Rxd7 was best. } (23... Rxd7 24. Rf5) 24. Rf5 Ne6 25. Rxf7+ Kc8 26. Rh1? { (1.61 → 0.26) Mistake. exd5 was best. } (26. exd5 cxd5) 26... Rd7?? { (0.26 → 2.06) Blunder. dxe4 was best. } (26... dxe4 27. Nxe4 h5 28. Rh4 Rd5 29. Re7 Nd4 30. Nf6 Rdd8 31. Rxh5 Rxh5 32. Nxh5 Rh8 33. Ng3) 27. Rxd7 Kxd7 28. e5?? { (2.32 → -0.77) Blunder. exd5 was best. } (28. exd5 cxd5 29. Nxd5 h6 30. Nf6+ Kd6 31. Kd2 Ng7 32. Rg1 Ne6 33. Nh5 Rf8 34. Rg6 Ke5) 28... h5 29. b3?? { (-0.83 → -3.16) Blunder. Rh4 was best. } (29. Rh4) 29... b5?? { (-3.16 → -0.91) Blunder. Nd4 was best. } (29... Nd4) 30. Ne2 h4 31. Ng1? { (-1.34 → -2.64) Mistake. b4 was best. } (31. b4) 31... Ng5 32. Kd2 h3?? { (-3.38 → -1.13) Blunder. Ke6 was best. } (32... Ke6 33. d4) 33. Ke2?? { (-1.13 → -3.95) Blunder. Ke3 was best. } (33. Ke3 Rh5) 33... Ke6 34. d4 a5? { (-3.51 → -1.83) Mistake. Rh4 was best. } (34... Rh4 35. Kf2) 35. Kf2?? { (-1.83 → -4.41) Blunder. Nf3 was best. } (35. Nf3 Nxf3) 35... Rh5?? { (-4.41 → -1.34) Blunder. Ne4+ was best. } (35... Ne4+ 36. Ke1 h2 37. Nf3 Rh3 38. Nxh2 c5 39. dxc5 d4 40. c6 Re3+ 41. Kf1 Ng3+ 42. Kg2) 36. Kg3 Ne4+ 37. Kg4?? { (-1.50 → -4.43) Blunder. Kh2 was best. } (37. Kh2 c5 38. Nf3 cxd4 39. a3 d3 40. cxd3 Ng5 41. Nxg5+ Rxg5 42. d4 Rg2+ 43. Kxh3 Rd2) 37... Rf5?? { (-4.43 → 0.54) Blunder. Rg5+ was best. } (37... Rg5+ 38. Kf4) 38. Rxh3?? { (0.54 → -6.14) Blunder. Nxh3 was best. } (38. Nxh3) 38... Rf2?? { (-6.14 → 0.42) Blunder. Nf2+ was best. } (38... Nf2+) 39. Rh6+ Kf7?! { (0.66 → 1.49) Inaccuracy. Kd7 was best. } (39... Kd7) 40. Rh7+? { (1.49 → 0.29) Mistake. Nh3 was best. } (40. Nh3 Rxc2 41. Nf4 a4 42. Rh7+ Kg8 43. Rc7 Rxa2 44. bxa4 bxa4 45. e6 a3 46. Rc8+ Kg7) 40... Kg6 41. Rh8 Rxc2 42. Rg8+?? { (0.47 → -2.71) Blunder. Nh3 was best. } (42. Nh3 Rg2+ 43. Kh4 Kf7 44. Rc8 Rxa2 45. Nf4 a4 46. bxa4 bxa4 47. Kg4 Rd2 48. Rxc6 Rxd4) 42... Kf7 43. Rc8 Rg2+ 44. Kf3? { (-2.59 → -5.01) Mistake. Kf4 was best. } (44. Kf4 Rxg1 45. Rc7+ Ke8 46. Rxc6 Rf1+ 47. Kg4 Rd1 48. Rc7 Rxd4 49. Kf5 Rd2 50. Ke6 Kf8) 44... Rxg1 45. Rxc6 Ra1 46. Rc7+ Ke6 47. Rb7 Kf5?! { (-4.99 → -3.78) Inaccuracy. Nc3 was best. } (47... Nc3 48. a4 bxa4 49. bxa4 Rxa4 50. Rb6+ Kf5 51. Rf6+ Kg5 52. Rf8 Nb5 53. Ke3 Ra3+ 54. Kd2) 48. Rb6?! { (-3.78 → -5.57) Inaccuracy. Rxb5 was best. } (48. Rxb5 Rf1+) 48... Rxa2 49. Rb7 Rb2 50. Rf7+ Ke6 51. Rg7 Rxb3+ 52. Kf4 Nc3 53. Rg6+ Kd7 54. Rg7+ Ke6 55. Rg6+ Kf7 56. Rg5?! { (-6.51 → -65.95) Inaccuracy. Kf5 was best. } (56. Kf5 Rb1) 56... Rb4 { Black offers draw } 57. Rf5+ Ke7 58. e6 Rxd4+ 59. Ke5?! { (-10.44 → Mate in 1) Checkmate is now unavoidable. Kg5 was best. } (59. Kg5 Re4) 59... Rd2?? { (Mate in 1 → -6.07) Lost forced checkmate sequence. Re4# was best. } (59... Re4#) 60. Rf7+ Ke8 61. Rf6 Re2+ 62. Kf5 Ke7 63. Rf7+ Ke8 64. Rf6 b4 65. e7 b3 66. Rf8+ Kxe7 67. Rh8 b2 68. Rh7+ Kd6 69. Rh6+ Kc5 70. Rh8 b1=Q+ 71. Kf6 Qf1+ 72. Kg6 Qg2+ 73. Kh6 Qh2+ 74. Kg7 Qxh8+ 75. Kxh8 a4 76. Kg8 a3 77. Kg7 a2 78. Kf7 a1=Q 79. Kf6 Nd1+ 80. Kf7 Qe5 81. Kg6 Rf2 82. Kh6 Qe1 83. Kg5 Qg1+ 84. Kh4 Rh2# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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