Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/g3A6m5p1"]
[Date "2026.01.08"]
[White "Garyd"]
[Black "Maxim"]
[Result "0-1"]
[UTCDate "2026.01.08"]
[UTCTime "00:49:59"]
[WhiteElo "1615"]
[BlackElo "1776"]
[WhiteRatingDiff "-3"]
[BlackRatingDiff "+4"]
[WhiteTitle "GM🙌"]
[BlackTitle "GM🧂"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "A45"]
[Opening "Indian Defense"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. d4 Nf6 { A45 Indian Defense } 2. Bf4 e6 3. e3 c5 4. Bd3 d5 5. c3 c4?! { (0.00 → 0.62) Inaccuracy. Nc6 was best. } (5... Nc6 6. Nd2 Bd6 7. Bxd6 Qxd6 8. Ngf3 O-O 9. O-O e5 10. dxe5 Nxe5 11. Nxe5 Qxe5 12. Re1) 6. Be2?! { (0.62 → -0.10) Inaccuracy. Bc2 was best. } (6. Bc2 Bd6 7. Bxd6 Qxd6 8. Nd2 Qc7 9. f4 Nc6 10. Ngf3 O-O 11. O-O Ne7 12. Qe2 b5) 6... Qb6?! { (-0.10 → 0.56) Inaccuracy. b5 was best. } (6... b5 7. b3 a6 8. Nf3 Be7 9. a4 Bb7 10. O-O O-O 11. Nbd2 Nc6 12. Rb1 Na5 13. axb5) 7. Qc2 Nc6 8. Bg5?? { (0.67 → -1.10) Blunder. h3 was best. } (8. h3 Ne4) 8... Be7? { (-1.10 → 0.33) Mistake. Ne4 was best. } (8... Ne4 9. Bf4) 9. Nd2 h6 10. Bh4 O-O 11. Ngf3 Bd7 12. Rb1 a6 13. O-O Qc7 14. Bg3 Bd6 15. Bxd6 Qxd6 16. b3?! { (0.27 → -0.46) Inaccuracy. e4 was best. } { White offers draw } (16. e4 Nh7) 16... cxb3?! { (-0.46 → 0.12) Inaccuracy. b5 was best. } (16... b5 17. h3) 17. Rxb3?! { (0.12 → -0.46) Inaccuracy. Nxb3 was best. } (17. Nxb3) 17... e5? { (-0.46 → 0.82) Mistake. Na5 was best. } (17... Na5) 18. Rxb7?! { (0.82 → -0.03) Inaccuracy. dxe5 was best. } (18. dxe5 Nxe5) 18... e4 19. Ne1 Ng4? { (-0.06 → 1.13) Mistake. Na5 was best. } (19... Na5 20. Rb2 Rfc8 21. h3 Qc7 22. Qc1 Ba4 23. Rb4 Bb5 24. Bxb5 axb5 25. a4 bxa4 26. Rxa4) 20. Bxg4?! { (1.13 → 0.60) Inaccuracy. Bxg4 was best. } (20. Bxg4) 20... Bxg4?! { (0.60 → 1.26) Inaccuracy. Bxg4 was best. } (20... Bxg4) 21. f3?! { (1.26 → 0.72) Inaccuracy. c4 was best. } (21. c4 Rab8 22. Rxb8 Rxb8 23. cxd5 Qxd5 24. Nxe4 Nb4 25. Qb1 Bf5 26. f3 Qa5 27. Qb2 Qxa2) 21... exf3 22. Nexf3 Ne7? { (0.37 → 1.47) Mistake. Rac8 was best. } (22... Rac8 23. Qa4) 23. h3? { (1.47 → 0.24) Mistake. c4 was best. } (23. c4 dxc4) 23... Bxf3?? { (0.24 → 1.83) Blunder. Bc8 was best. } (23... Bc8 24. Rb3 Bd7 25. Qb1 Bf5 26. e4 dxe4 27. Nxe4 Qd5 28. Nfd2 Rac8 29. Kh2 Bg6 30. Rb7) 24. Nxf3?! { (1.83 → 1.24) Inaccuracy. Rxf3 was best. } (24. Rxf3 Rab8 25. Rxb8 Rxb8 26. Nb3 Qc6 27. Nc5 a5 28. Rf1 Qg6 29. Qxg6 Nxg6 30. e4 dxe4) 24... Ng6 25. Rfb1 Qg3? { (0.96 → 2.37) Mistake. Rae8 was best. } (25... Rae8) 26. Qf2 Qxf2+? { (1.94 → 3.75) Mistake. Qd6 was best. } (26... Qd6 27. h4) 27. Kxf2 Rfe8 28. Rc7 a5? { (3.21 → 5.26) Mistake. Rec8 was best. } (28... Rec8 29. Rxc8+ Rxc8 30. Rb3 a5 31. a4 Rc4 32. Ra3 f5 33. Nd2 Rc6 34. Rb3 Ne7 35. Nf3) 29. Rbb7 Rf8 30. Rd7?! { (5.71 → 4.38) Inaccuracy. a4 was best. } (30. a4) 30... Rad8 31. Ra7 Rxd7 32. Rxd7 Rb8 33. Rxd5 Rb2+ 34. Kg3?! { (5.17 → 4.02) Inaccuracy. Ke1 was best. } (34. Ke1 Rxa2) 34... Rxa2 35. Rb5?! { (4.67 → 3.30) Inaccuracy. Rd8+ was best. } (35. Rd8+ Kh7 36. c4 Rc2 37. c5 Rc3 38. e4 a4 39. Ra8 a3 40. Ra7 Kg8 41. h4 h5) 35... a4?! { (3.30 → 5.10) Inaccuracy. Rc2 was best. } (35... Rc2 36. Rc5 Re2 37. Rxa5 Rxe3 38. c4 f6 39. d5 Rc3 40. c5 Ne7 41. c6 Rd3 42. c7) 36. Rb8+ Kh7 37. Ra8? { (5.16 → 2.69) Mistake. d5 was best. } (37. d5) 37... a3?? { (2.69 → 5.69) Blunder. Rc2 was best. } (37... Rc2 38. Rxa4) 38. Ne1?? { (5.69 → 1.38) Blunder. d5 was best. } (38. d5 Ne7 39. e4 Re2 40. d6 Nc6 41. d7 Re3 42. Kh2 a2 43. Rxa2 Rd3 44. Rd2 Rxc3) 38... Ne7 39. Nd3 Ra1?! { (1.68 → 2.76) Inaccuracy. Nf5+ was best. } (39... Nf5+ 40. Kf4 Nd6 41. Ra4 Rc2 42. Ke5 Rxc3 43. Kxd6 Rxd3 44. e4 a2 45. d5 Rd2 46. g4) 40. Nb4 Nf5+ 41. Kf4 Nh4?? { (1.79 → 4.93) Blunder. Nd6 was best. } (41... Nd6 42. Ke5) 42. Nc2?? { (4.93 → 0.27) Blunder. g4 was best. } (42. g4 h5 43. c4 Rh1 44. gxh5 Rxh3 45. Nd5 Ng2+ 46. Ke4 Ne1 47. Nf4 f5+ 48. Kxf5) 42... Ra2?? { (0.27 → 2.90) Blunder. Rc1 was best. } (42... Rc1 43. Nxa3 Rxc3 44. g3 g5+ 45. Ke4 Ng2 46. Kf3 Nxe3 47. Nb5 Rb3 48. Ra3 Rxb5 49. Kxe3) 43. Nxa3?? { (2.90 → 1.12) Blunder. Nb4 was best. } (43. Nb4) 43... Nxg2+ 44. Kf3?! { (0.77 → 0.00) Inaccuracy. Ke5 was best. } (44. Ke5 Nxe3) 44... Ne1+? { (0.00 → 1.36) Mistake. f5 was best. } (44... f5 45. Ra7 Kg6 46. Nb5 Ne1+ 47. Kf4 Nd3+ 48. Kg3 Re2 49. Kf3 Rf2+ 50. Kg3) 45. Ke4 Nc2 46. Ra7?? { (2.12 → -2.45) Blunder. d5 was best. } (46. d5 Nxa3 47. d6 f5+ 48. Kxf5 Rf2+ 49. Ke4 Nc4 50. d7 Nd6+ 51. Kd3 Nf7 52. d8=R Nxd8) 46... Rxa3 47. Rxa3 Nxa3 48. Kd5 g5 49. Kc6? { (-3.06 → -6.02) Mistake. c4 was best. } (49. c4 Kg7) 49... f5 50. d5 Nc4?! { (-6.84 → -5.20) Inaccuracy. g4 was best. } (50... g4 51. d6 Nc4 52. hxg4 fxg4 53. Kd5 Nxd6 54. Kxd6 g3 55. c4 g2 56. Kd5 g1=Q 57. Kd4) 51. Kc5 Na5 52. d6?! { (-4.51 → -6.90) Inaccuracy. Kb6 was best. } (52. Kb6 Nc4+ 53. Kc5 Ne5 54. Kd4 Nf3+ 55. Kd3 Kg7 56. c4 Ne5+ 57. Kd4 g4 58. hxg4 fxg4) 52... Nb7+ 53. Kc6 Nxd6 54. Kxd6 f4 55. exf4 gxf4 56. Ke5 f3 57. Kf4 f2 58. c4 f1=Q+ 59. Kg4 Qxc4+ 60. Kg3 Kg6 61. Kh2 Kg5 62. Kg3 Qf4+ 63. Kg2 Kh4 64. Kh1 Kxh3 65. Kg1 Qd2 66. Kf1 Kg3 67. Kg1 Qg2# { Black wins by checkmate. } 0-1