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Puzzles (3 cohencoins award for each match):

Puzzle mRlCY: 348

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/gk0Whiog"] [Date "2025.12.02"] [White "PaRkeR"] [Black "Almas"] [Result "0-1"] [UTCDate "2025.12.02"] [UTCTime "00:28:48"] [WhiteElo "982"] [BlackElo "1048"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+20"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C65"] [Opening "Ruy Lopez: Berlin Defense, Beverwijk Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 Nf6 2. Nf3?? { (0.91 → -0.86) Blunder. e5 was best. } (2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 exd6 6. Nf3 Be7 7. Nc3 O-O 8. Be3 Bf6) 2... Nc6?? { (-0.86 → 1.36) Blunder. Nxe4 was best. } (2... Nxe4 3. d4 g6 4. c4 Nf6 5. Bd3 Bg7 6. Nc3 O-O 7. O-O d6 8. Re1 b6 9. Bg5) 3. Bb5?? { (1.36 → -1.12) Blunder. e5 was best. } (3. e5 Nd5 4. d4 d6 5. c4 Nb6 6. e6 fxe6 7. Nc3 e5 8. d5 Nd4 9. Nxd4 exd4) 3... e5?? { (-1.12 → 0.45) Blunder. Nxe4 was best. } (3... Nxe4 4. d4) 4. O-O Bc5 { C65 Ruy Lopez: Berlin Defense, Beverwijk Variation } 5. Nc3 d6 6. Ng5?! { (0.41 → -0.42) Inaccuracy. Na4 was best. } (6. Na4 Bb6) 6... O-O 7. d3?? { (-0.56 → -3.46) Blunder. Bxc6 was best. } (7. Bxc6 Bg4 8. Nf3 bxc6 9. h3 Bh5 10. d3 a5 11. Be3 Nd7 12. Na4 Ba7 13. Bxa7 Rxa7) 7... Ng4?? { (-3.46 → 0.37) Blunder. Bg4 was best. } (7... Bg4) 8. Bd2?! { (0.37 → -0.37) Inaccuracy. h3 was best. } (8. h3 Nf6 9. Na4 Bb6 10. Nxb6 axb6 11. f4 exf4 12. Bxf4 h6 13. Nf3 Ne7 14. Bc4 b5) 8... f6?? { (-0.37 → 3.98) Blunder. h6 was best. } (8... h6 9. Nf3 Ne7 10. Bc4 c6 11. h3 Nf6 12. Bb3 Bb6 13. Ne2 Ng6 14. c3 d5 15. Ng3) 9. Bxc6?? { (3.98 → -2.25) Blunder. Bc4+ was best. } (9. Bc4+) 9... fxg5 10. Nb5?? { (-2.49 → -9.58) Blunder. Bd5+ was best. } (10. Bd5+ Kh8 11. Be3 Nxe3 12. fxe3 Bxe3+ 13. Kh1 Rf4 14. Qe1 Qf6 15. Ne2 Rxf1+ 16. Qxf1 c6) 10... Be6?? { (-9.58 → 0.29) Blunder. bxc6 was best. } (10... bxc6 11. d4) 11. h3?? { (0.29 → -9.75) Blunder. Bd5 was best. } (11. Bd5 Bxd5 12. Qxg4 Bc6 13. Bxg5 Rxf2 14. Rxf2 Bxf2+ 15. Kxf2 Qf8+ 16. Kg1 Bxb5 17. c4 Bc6) 11... Bxf2+ 12. Rxf2 Rxf2?? { (-8.99 → -0.41) Blunder. Nxf2 was best. } (12... Nxf2 13. Bxb7) 13. hxg4?? { (-0.41 → -3.72) Blunder. Bxb7 was best. } (13. Bxb7 Rb8 14. Bc6 Rxd2 15. Qxd2 Nh6 16. Qa5 a6 17. Nc3 g4 18. Nd5 gxh3 19. Qxc7 Nf7) 13... Rf6?? { (-3.72 → 0.92) Blunder. Rxd2 was best. } (13... Rxd2 14. Qxd2 bxc6 15. Na3 Bxg4 16. Qc3 Qd7 17. Nc4 Be6 18. Ne3 g4 19. Rf1 c5 20. b3) 14. Qf3?? { (0.92 → -9.13) Blunder. Bxb7 was best. } (14. Bxb7 Rb8 15. Bc6 Rb6 16. Bxg5 Rxc6 17. Bxf6 Qxf6 18. Qd2 Qd8 19. g5 Rb6 20. c4 Rb7) 14... bxc6 15. Nd4 Qf8?! { (-8.53 → -4.88) Inaccuracy. Rxf3 was best. } (15... Rxf3) 16. Rf1?! { (-4.88 → -8.61) Inaccuracy. Nf5 was best. } (16. Nf5 h6) 16... Rb8?! { (-8.61 → -4.82) Inaccuracy. Bxg4 was best. } (16... Bxg4) 17. Ba5? { (-4.82 → -9.04) Mistake. Nf5 was best. } (17. Nf5 h6 18. b4 Qe8 19. c4 Rf7 20. Qh3 Bxf5 21. gxf5 a5 22. a3 axb4 23. axb4 Qd7) 17... Rxb2 18. Bc3 Rxf3 19. gxf3 Rxa2 20. Ra1 Rxa1+ 21. Bxa1 Qf4 22. Ne2 Qd2 23. Nc3 Qe1+ 24. Kg2 Bxg4 25. Kh2?! { (-12.40 → Mate in 2) Checkmate is now unavoidable. fxg4 was best. } (25. fxg4 Qxa1) 25... Qf2+ 26. Kh1 Bxf3# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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