Puzzles (3 cohencoins award for each match):
FEN
[Event " MrCohenOS Arena"]
[Site "https://cohenchessclub.com/RyArx1Di"]
[Date "2026.08.31"]
[White "Scarlett"]
[Black "KiRiLL"]
[Result "0-1"]
[UTCDate "2026.08.31"]
[UTCTime "15:33:35"]
[WhiteElo "1301"]
[BlackElo "1400"]
[WhiteRatingDiff "-14"]
[BlackRatingDiff "+7"]
[WhiteTitle "WNM"]
[BlackTitle "GM"]
[Variant "Standard"]
[TimeControl "420+2"]
[ECO "C46"]
[Opening "Four Knights Game: Italian Variation"]
[Termination "Normal"]
[Annotator "cohenchessclub.com"]
1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bc4 { C46 Four Knights Game: Italian Variation } g6?? { (-0.02 → 1.88) Blunder. Nxe4 was best. } (4... Nxe4 5. Nxe4) 5. O-O?! { (1.88 → 0.92) Inaccuracy. Ng5 was best. } (5. Ng5 d5 6. exd5 Na5 7. Bb5+ c6 8. dxc6 bxc6 9. Ba4 h6 10. Nf3 e4 11. Qe2 Qe7) 5... Bg7 6. Nd5 Nxd5 7. exd5?! { (0.52 → -0.07) Inaccuracy. Bxd5 was best. } (7. Bxd5) 7... Nd4?? { (-0.07 → 3.25) Blunder. Na5 was best. } (7... Na5 8. Bd3) 8. Nxd4 exd4?! { (3.29 → 4.91) Inaccuracy. Qh4 was best. } (8... Qh4 9. c3) 9. Qf3?? { (4.91 → -0.13) Blunder. Re1+ was best. } (9. Re1+) 9... Qf6? { (-0.13 → 1.24) Mistake. d6 was best. } (9... d6 10. Re1+ Kf8 11. a4 h5 12. a5 Bd7 13. Qb3 Rb8 14. d3 Kg8 15. c3 Kh7 16. cxd4) 10. Re1+ Kd8 11. d3?? { (1.29 → -0.42) Blunder. Qxf6+ was best. } (11. Qxf6+ Bxf6) 11... Qxf3 12. gxf3 Re8?? { (-0.41 → 2.20) Blunder. d6 was best. } (12... d6) 13. Bd2?? { (2.20 → -0.60) Blunder. Rxe8+ was best. } (13. Rxe8+) 13... Rxe1+ 14. Rxe1 d6 15. Bg5+ f6 16. Bf4 Bf5 17. Bb5 c6?? { (-0.42 → 2.50) Blunder. Bd7 was best. } (17... Bd7 18. Bxd7 Kxd7 19. Kg2 Rf8 20. Bd2 Rc8 21. Re6 c6 22. Bf4 cxd5 23. Rxd6+ Ke7 24. Rxd5) 18. dxc6 bxc6 19. Bxc6 Rc8 20. Re8+ Kc7 21. Re7+?? { (2.14 → -0.70) Blunder. Rxc8+ was best. } (21. Rxc8+ Bxc8) 21... Kxc6 22. Rxg7 Rb8?! { (-0.55 → 0.20) Inaccuracy. Kd5 was best. } (22... Kd5 23. c4+ dxc3 24. bxc3 Rxc3 25. Rxa7 g5 26. Be3 Rxd3 27. Kg2 Ke6 28. Ra4 Rd1 29. h4) 23. b3 h5? { (0.23 → 1.38) Mistake. Rc8 was best. } (23... Rc8 24. Rxh7 g5 25. Rh5 Kd5 26. h4 Rxc2 27. hxg5 fxg5 28. Rxg5 Ke6 29. Rh5 Rc6 30. Rh6+) 24. Rxa7 g5?? { (1.47 → 3.56) Blunder. g5 was best. } (24... g5 25. Ra6+) 25. Bd2? { (3.56 → 1.63) Mistake. Ra6+ was best. } (25. Ra6+) 25... Re8? { (1.63 → 2.92) Mistake. Rc8 was best. } (25... Rc8 26. Ra4) 26. Ra6+?? { (2.92 → 0.54) Blunder. Kg2 was best. } (26. Kg2) 26... Kd5? { (0.54 → 2.08) Mistake. Kb7 was best. } (26... Kb7 27. Rxd6 Bh3 28. Rxd4 Re2 29. Bc3 Rxc2 30. Rb4+ Ka6 31. Be1 f5 32. Rc4 Rb2 33. Rc1) 27. Ra5+ Ke6 28. f4?? { (2.12 → 0.13) Blunder. Ra4 was best. } (28. Ra4 Rc8) 28... gxf4 29. Bxf4 Rg8+ 30. Bg3?? { (0.84 → -2.29) Blunder. Kf1 was best. } (30. Kf1 Rc8 31. Ra6 Rxc2 32. Rxd6+ Kf7 33. Rxd4 Rxa2 34. b4 Bg4 35. Kg2 Ra3 36. Bd6 Bf5) 30... h4 31. Kg2? { (-2.77 → -4.43) Mistake. Ra4 was best. } (31. Ra4 hxg3 32. fxg3 Rc8 33. Rc4 Rxc4 34. bxc4 Bg4 35. Kf2 Bd1 36. Ke1 Bxc2 37. Kd2 Ba4) 31... hxg3 32. hxg3 Rh8?? { (-4.50 → -1.64) Blunder. Rc8 was best. } (32... Rc8 33. Ra4) 33. Kf3? { (-1.64 → -3.13) Mistake. Ra4 was best. } (33. Ra4 Bh3+) 33... d5?? { (-3.13 → 0.00) Blunder. Rc8 was best. } (33... Rc8 34. Ra4 Rxc2 35. Rxd4 Rxa2 36. Ke3 Ra1 37. g4 Bg6 38. f4 f5 39. gxf5+ Bxf5 40. Kd2) 34. b4 Ke5 35. b5?! { (-0.22 → -1.22) Inaccuracy. a4 was best. } (35. a4 Rc8 36. Rc5 Rb8 37. b5 Ra8 38. b6 Kd6 39. Rb5 Kc6 40. Rb4 Bc8 41. Kf4 Ra6) 35... Rg8?? { (-1.22 → 0.59) Blunder. Rc8 was best. } (35... Rc8 36. g4) 36. b6?? { (0.59 → -1.88) Blunder. Ke2 was best. } (36. Ke2 Rh8) 36... Bg4+ 37. Kg2 Rb8 38. Ra6 Bc8 39. Ra7?? { (-1.58 → -4.64) Blunder. f4+ was best. } (39. f4+ Kf5 40. Ra5 Ke6 41. Rb5 Kd6 42. Kf3 Kc6 43. Rb4 f5 44. b7 Rxb7 45. Rxb7 Kxb7) 39... Rxb6 40. Re7+ Be6 41. a4 Rb2 42. c4?! { (-5.40 → -9.92) Inaccuracy. a5 was best. } (42. a5 Rxc2) 42... dxc3 43. Rc7 Bf5?! { (-10.62 → -5.56) Inaccuracy. d4 was best. } (43... d4) 44. a5?! { (-5.56 → -9.61) Inaccuracy. Rxc3 was best. } (44. Rxc3 Ra2) 44... Bxd3 45. Rxc3 Be4+ 46. Kf1 Rb1+ 47. Ke2 Rb2+ 48. Ke3?? { (-6.92 → Mate in 1) Checkmate is now unavoidable. Ke1 was best. } (48. Ke1 Ra2 49. Rc5 Kd4 50. Rb5 Kd3 51. Rb3+ Kc2 52. f3 Kxb3 53. fxe4 d4 54. e5 fxe5) 48... d4# { Black wins by checkmate. } 0-1