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Puzzles (3 cohencoins award for each match):

Puzzle IhodD: 999999999

GM PJ (1893?) +16
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/u1mzu63q"] [Date "2026.04.08"] [White "xavi"] [Black "PJ"] [Result "0-1"] [UTCDate "2026.04.08"] [UTCTime "20:31:17"] [WhiteElo "1685"] [BlackElo "1893"] [WhiteRatingDiff "-4"] [BlackRatingDiff "+16"] [WhiteTitle "GM🥉"] [BlackTitle "GM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Four Knights Game: Italian Variation, Noa Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Bxf7+? { (-0.05 → -1.51) Mistake. Nxe4 was best. } { C46 Four Knights Game: Italian Variation, Noa Gambit } (5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. O-O O-O 9. Re1 Nd4 10. Nxd4 exd4 11. d3 c6) 5... Kxf7 6. Nxe4 d5?! { (-1.95 → -1.36) Inaccuracy. d5 was best. } (6... d5) 7. Ng3 e4 8. Ng1 g6?! { (-1.96 → -1.33) Inaccuracy. h5 was best. } (8... h5 9. d4) 9. d3 Bf5?? { (-1.12 → 2.40) Blunder. Bg7 was best. } (9... Bg7 10. N1e2 exd3 11. Qxd3 Ne5 12. Qd1 Re8 13. O-O Kg8 14. a4 c6 15. h3 a5 16. c3) 10. dxe4?? { (2.40 → 0.27) Blunder. Nxf5 was best. } (10. Nxf5 gxf5) 10... dxe4 11. Nxf5? { (0.50 → -0.96) Mistake. Bd2 was best. } (11. Bd2 Qd7 12. Nxf5 Qxf5 13. Ne2 Rd8 14. c3 Qb5 15. Qb3+ Rd5 16. O-O-O Qxb3 17. axb3 Bd6) 11... gxf5?? { (-0.96 → 2.82) Blunder. Qxd1+ was best. } (11... Qxd1+ 12. Kxd1 gxf5 13. c3 Ne5 14. Ke2 Bd6 15. Nh3 h5 16. Ng5+ Kf6 17. h4 a5 18. f3) 12. Qh5+ Ke6 13. Ne2 Bd6?! { (2.57 → 3.37) Inaccuracy. Bd6 was best. } (13... Bd6 14. Bf4 Qf6 15. O-O-O Kd7 16. Rd2 Rad8 17. Rhd1 Kc8 18. Bg5 Qg6 19. Qxg6 hxg6 20. Bxd8) 14. O-O?? { (3.37 → 1.14) Blunder. Bf4 was best. } (14. Bf4 Qf6 15. O-O-O Kd7 16. Qh3 Rae8 17. Ng3 Rhf8 18. Rd5 Qe6 19. Rhd1 Kc8 20. Bxd6 cxd6) 14... Qe8?? { (1.14 → 3.00) Blunder. Qf6 was best. } (14... Qf6 15. Bf4) 15. Qh6+?? { (3.00 → 0.81) Blunder. Qh3 was best. } (15. Qh3) 15... Kd5?? { (0.81 → 10.15) Blunder. Qg6 was best. } (15... Qg6) 16. Nf4+?! { (10.15 → 5.51) Inaccuracy. Rd1+ was best. } (16. Rd1+ Kc5) 16... Bxf4?! { (5.51 → 8.45) Inaccuracy. Kc5 was best. } (16... Kc5 17. Rd1) 17. Bxf4 Qg6 18. Qxg6?? { (6.73 → 1.52) Blunder. Qh3 was best. } (18. Qh3) 18... hxg6 19. Bxc7?! { (1.67 → 1.12) Inaccuracy. f3 was best. } (19. f3 Rae8) 19... Nd4?? { (1.12 → 3.08) Blunder. Rac8 was best. } (19... Rac8 20. Bf4) 20. Rfd1 Kc4 21. Be5?! { (3.42 → 2.33) Inaccuracy. Rd2 was best. } (21. Rd2 Nb5 22. Bf4 Rhd8 23. Rad1 Rxd2 24. Bxd2 Nd4 25. b3+ Kb5 26. a4+ Kc6 27. Bg5 Ne2+) 21... Rad8?? { (2.33 → 7.76) Blunder. Rhd8 was best. } (21... Rhd8 22. Bf6) 22. Bxh8 Rxh8 23. b3+?? { (6.92 → 1.48) Blunder. Rd2 was best. } (23. Rd2 f4) 23... Kc3 24. Kf1?? { (1.79 → -0.52) Blunder. Rab1 was best. } (24. Rab1 b5) 24... Rxh2 25. a4?? { (-1.16 → Mate in 1) Checkmate is now unavoidable. Kg1 was best. } (25. Kg1 Rh8) 25... Rh1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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