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Puzzles (3 cohencoins award for each match):

Puzzle bI955: 999999999

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Uf3YSWpP"] [Date "2026.04.10"] [White "Troy"] [Black "Armaan"] [Result "1-0"] [UTCDate "2026.04.10"] [UTCTime "23:22:46"] [WhiteElo "1377"] [BlackElo "1251"] [WhiteRatingDiff "+10"] [BlackRatingDiff "-15"] [WhiteTitle "NM🦍"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C57"] [Opening "Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 Bc5?? { (0.29 → 2.38) Blunder. d5 was best. } (4... d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Bd3 Nd5 9. h4 Nf4 10. Bf1 h6 11. Ne4) 5. Nxf7 { C57 Italian Game: Two Knights Defense, Traxler Counterattack, Knight Sacrifice Line } Qe7?? { (2.40 → 5.24) Blunder. Bxf2+ was best. } (5... Bxf2+ 6. Kf1) 6. Nxh8 Nxe4?! { (4.86 → 8.86) Inaccuracy. Bxf2+ was best. } (6... Bxf2+ 7. Kxf2) 7. Bf7+? { (8.86 → 4.50) Mistake. Qh5+ was best. } (7. Qh5+) 7... Kd8?! { (4.50 → 5.91) Inaccuracy. Kf8 was best. } (7... Kf8 8. O-O) 8. O-O Qh4 9. g3?? { (5.99 → 1.61) Blunder. d4 was best. } (9. d4 Bxd4) 9... Qh3?? { (1.61 → 6.71) Blunder. Nxg3 was best. } (9... Nxg3 10. d4 Bxd4 11. c3 Nxf1 12. cxd4 Qxh2+ 13. Kxf1 Qh1+ 14. Ke2 Qe4+ 15. Be3 exd4 16. Nc3) 10. Re1?? { (6.71 → Mate in 2) Checkmate is now unavoidable. d4 was best. } (10. d4 Nxd4) 10... Bxf2+ 11. Kh1 Bxe1?? { (Mate in 1 → -5.05) Lost forced checkmate sequence. Nxg3# was best. } (11... Nxg3#) 12. Qxe1 Qf5?? { (-5.11 → -0.47) Blunder. Nd4 was best. } (12... Nd4) 13. Bb3?? { (-0.47 → -3.46) Blunder. d3 was best. } (13. d3 Nf6) 13... Nf2+?? { (-3.46 → 2.96) Blunder. Qf3+ was best. } (13... Qf3+ 14. Kg1 Nd4 15. Nc3 Nxc3 16. dxc3 Ne2+ 17. Qxe2 Qxe2 18. Bg5+ Ke8 19. Bf7+ Kf8 20. Rf1) 14. Kg1?? { (2.96 → -0.72) Blunder. Kg2 was best. } (14. Kg2) 14... Nh3+ 15. Kg2 Ng5?? { (-1.37 → 1.06) Blunder. Ke7 was best. } (15... Ke7 16. c3 d6 17. d4 Bd7 18. Nf7 Rf8 19. Nd2 Na5 20. Bd5 Rxf7 21. Bxf7) 16. Qf2?? { (1.06 → -0.61) Blunder. Bd5 was best. } (16. Bd5 d6 17. d3 Ke7 18. Nc3 Nd4 19. Bxg5+ Qxg5 20. Qf2 Qh5 21. h4 Bg4 22. Re1 c5) 16... Qh3+?? { (-0.61 → 7.62) Blunder. Qe4+ was best. } (16... Qe4+) 17. Kg1 e4? { (7.87 → Mate in 1) Checkmate is now unavoidable. d6 was best. } (17... d6 18. d4) 18. Qg2?? { (Mate in 1 → 0.44) Lost forced checkmate sequence. Qf8# was best. } (18. Qf8#) 18... Nf3+ 19. Kf2?? { (0.80 → -0.75) Blunder. Kh1 was best. } (19. Kh1 d6 20. Nf7+ Ke7 21. Qxh3 Bxh3 22. d3 h6 23. dxe4 Ncd4 24. Nxh6 gxh6 25. Nc3 Nxb3) 19... Qxg2+?? { (-0.75 → 1.02) Blunder. Qf5 was best. } (19... Qf5 20. g4) 20. Kxg2 Ncd4 21. c3?? { (1.02 → -2.61) Blunder. Nc3 was best. } (21. Nc3 d6) 21... Nxb3?! { (-2.61 → -1.52) Inaccuracy. Ne1+ was best. } (21... Ne1+) 22. axb3 Ke7?! { (-1.33 → -0.44) Inaccuracy. d5 was best. } (22... d5 23. d4) 23. d3 exd3?? { (-0.56 → 6.45) Blunder. Ne1+ was best. } (23... Ne1+) 24. Kxf3 d6 25. Ke3?! { (6.17 → 4.62) Inaccuracy. Bg5+ was best. } (25. Bg5+ Kf8 26. Nd2 Bd7 27. Ng6+ hxg6 28. Re1 Kg8 29. g4 a5 30. Re7 Bc6+ 31. Kf2 a4) 25... Bf5 26. Kf4 Be6 27. Ke4 Rxh8 28. Kxd3 Bxb3?! { (4.18 → 5.75) Inaccuracy. Rf8 was best. } (28... Rf8 29. Bf4) 29. Bg5+ Kf7 30. Rxa7 h6 31. Bd2 Bd5 32. c4 Bh1 33. Nc3 g5 34. Nd5 c6 35. Bc3 Rb8 36. Nc7 d5 37. cxd5 cxd5 38. Be5 h5 39. Nxd5?? { (7.01 → 1.08) Blunder. Nb5 was best. } (39. Nb5 Rc8) 39... Bxd5?? { (1.08 → 5.92) Blunder. Rd8 was best. } (39... Rd8 40. Rxb7+) 40. Bxb8 h4 41. gxh4 gxh4 42. b4 Kg6 43. Kd4 Bg2 44. b5 Kg5 45. b6 Kg4 46. Bc7 { Black left the game. } 1-0
Computer analysisMove timesCrosstableFEN & PGN
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