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Puzzles (3 cohencoins award for each match):

Puzzle 9xgRL: 600

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/3NBHSfP0"] [Date "2026.08.08"] [White "PJ"] [Black "Zayn1"] [Result "0-1"] [UTCDate "2026.08.08"] [UTCTime "17:43:43"] [WhiteElo "1983"] [BlackElo "1619"] [WhiteRatingDiff "-11"] [BlackRatingDiff "+13"] [WhiteTitle "GM🐶"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C58"] [Opening "Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ { C58 Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line } c6 7. dxc6 bxc6 8. Ba4?? { (0.37 → -1.85) Blunder. Bd3 was best. } (8. Bd3 Nd5 9. Nf3 Nf4 10. O-O Bd6 11. Re1 Nxd3 12. cxd3 O-O 13. Nc3 Re8 14. b3 Ba6) 8... h6 9. Nf3 e4? { (-1.92 → -0.81) Mistake. e4 was best. } (9... e4 10. Qe2) 10. Qe2? { (-0.81 → -2.12) Mistake. Ne5 was best. } (10. Ne5 Bd6) 10... Bc5 11. d3 O-O 12. dxe4 Nxe4 13. O-O?? { (-1.71 → -4.61) Blunder. Qxe4 was best. } (13. Qxe4 Re8 14. Ne5 Bd4 15. O-O Rxe5 16. Qd3 Qb6 17. Nd2 Bxf2+ 18. Kh1 Ba6 19. c4 Rd8) 13... Re8 14. Be3 Bxe3?? { (-5.68 → -0.68) Blunder. Nxf2 was best. } (14... Nxf2 15. Bxf2) 15. fxe3?! { (-0.68 → -1.59) Inaccuracy. Qxe3 was best. } (15. Qxe3 Ng3 16. Qxe8+ Qxe8 17. hxg3 Qe4 18. Nc3 Qb4 19. Bb3 Bf5 20. Rfd1 Nxb3 21. cxb3 Qb6) 15... Bg4?? { (-1.59 → 0.58) Blunder. Qb6 was best. } (15... Qb6 16. c4) 16. Nbd2? { (0.58 → -0.50) Mistake. b4 was best. } (16. b4 Qf6) 16... Nxd2? { (-0.50 → 0.58) Mistake. Qb6 was best. } (16... Qb6 17. Rae1) 17. Qxd2 Bxf3?! { (0.49 → 1.32) Inaccuracy. Nc4 was best. } (17... Nc4 18. Qxd8 Raxd8 19. Bxc6 Re6 20. Nd4 Rxe3 21. Rf4 Bc8 22. Nf3 Nxb2 23. Rd4 Rxd4 24. Nxd4) 18. Qxd8 Rexd8 19. Rxf3 Nc4 20. Bxc6 Rab8 21. b3?? { (1.01 → -1.40) Blunder. Ba4 was best. } (21. Ba4 Nd2) 21... Ne5?! { (-1.40 → -0.86) Inaccuracy. Ne5 was best. } (21... Ne5 22. Be4) 22. Raf1?? { (-0.86 → -2.64) Blunder. Be4 was best. } (22. Be4) 22... Nxc6 23. Rxf7 Ne5?? { (-2.93 → -0.66) Blunder. Rd6 was best. } (23... Rd6) 24. Rxa7 Rbc8 25. c4 Rd3 26. h3 Rxe3 27. Rf5?! { (-0.86 → -1.93) Inaccuracy. Ra5 was best. } (27. Ra5 Re8 28. Rd5 Nd3 29. Rd1 Nb4 30. R5d2 R8e6 31. Rf1 Kh7 32. Rf3 R3e5 33. Kh2) 27... Rd8 28. c5? { (-2.42 → -4.62) Mistake. Ra5 was best. } (28. Ra5 Rd1+) 28... Rd1+ 29. Kh2 g6?? { (-4.29 → 0.00) Blunder. Rd2 was best. } (29... Rd2 30. a4) 30. Rf6?! { (0.00 → -0.53) Inaccuracy. Ra8+ was best. } (30. Ra8+ Kh7 31. Ra7+ Kg8) 30... Re2?! { (-0.53 → 0.00) Inaccuracy. Rd2 was best. } (30... Rd2 31. Rd6 Nf3+ 32. Kg3 Ne1+ 33. Kf4 Nxg2+ 34. Kg4 Rxd6 35. cxd6 Rd3 36. b4 Rxd6 37. b5) 31. c6?? { (0.00 → -4.87) Blunder. Rb6 was best. } (31. Rb6 Rd8 32. Rd6 Rf8 33. c6 h5 34. Kg1 Re1+ 35. Kh2) 31... Rdd2 32. c7 Rxg2+ 33. Kh1 Rh2+ 34. Kg1 Rdg2+ 35. Kf1 Rc2 36. Kg1 Rhd2 37. b4?? { (-3.77 → Mate in 3) Checkmate is now unavoidable. Rf2 was best. } (37. Rf2 Rxf2 38. c8=Q+ Rxc8 39. Kxf2 Rc3 40. Ra5 Nd3+ 41. Ke2 Nb4 42. Ra4 Nd5 43. Ra5 Rc2+) 37... Rd1+ 38. Rf1 Nf3+ 39. Kh1 Rxf1# { Black wins by checkmate. } 0-1
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