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Puzzles (3 cohencoins award for each match):

Puzzle 96P9u: 769

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/EoEjv46X"] [Date "2026.03.21"] [White "Vladimir"] [Black "Landen"] [Result "0-1"] [UTCDate "2026.03.21"] [UTCTime "17:26:12"] [WhiteElo "1303"] [BlackElo "1052"] [WhiteRatingDiff "-9"] [BlackRatingDiff "+297"] [WhiteTitle "GM🐧"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C46"] [Opening "Three Knights Opening"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 { C46 Three Knights Opening } d6 4. d4 exd4 5. Nxd4 Nxd4 6. Qxd4 c5? { (1.49 → 3.32) Mistake. Nf6 was best. } (6... Nf6 7. Bf4 Be7 8. O-O-O O-O 9. f3 Be6 10. h4 Nh5 11. Bh2 Bxh4 12. Qe3 f5 13. exf5) 7. Qe3? { (3.32 → 1.90) Mistake. Qa4+ was best. } (7. Qa4+ Bd7 8. Qb3 Qb6 9. Qxb6 axb6 10. Nd5 Ra7 11. Nxb6 Bc6 12. f3 Nf6 13. Bf4 Kd8) 7... Nf6 8. Bc4 d5?? { (1.48 → 3.62) Blunder. Be7 was best. } (8... Be7 9. Qe2 O-O 10. Bf4 Nd7 11. O-O-O Nb6 12. Kb1 Be6 13. Bd5 Qd7 14. f3 Rfe8 15. g4) 9. exd5+?! { (3.62 → 2.64) Inaccuracy. Nxd5 was best. } (9. Nxd5 Bd6) 9... Be7 10. Bb5+ Bd7?? { (2.12 → 8.65) Blunder. Kf8 was best. } (10... Kf8) 11. Bxd7+?? { (8.65 → 2.12) Blunder. d6 was best. } (11. d6 Bxb5) 11... Qxd7 12. O-O O-O 13. Nd1?? { (2.03 → -0.47) Blunder. Qf3 was best. } (13. Qf3) 13... Nxd5 14. Qg3 Bd6 15. Qg5?! { (-0.21 → -1.21) Inaccuracy. Qf3 was best. } (15. Qf3) 15... Bf4?? { (-1.21 → 7.78) Blunder. f5 was best. } (15... f5) 16. Qh5?? { (7.78 → -0.31) Blunder. Bxf4 was best. } (16. Bxf4 Rae8) 16... Nf6 17. Qf3 Bxc1 18. Rxc1 Qc6? { (-0.07 → 1.13) Mistake. Qd5 was best. } (18... Qd5 19. Qa3 Rfe8 20. Ne3 Qe5 21. Rcd1 b5 22. Qa5 Qxb2 23. Rb1 Qe5 24. Rxb5 Ne4 25. Rb3) 19. Qg4?? { (1.13 → -10.22) Blunder. Qxc6 was best. } (19. Qxc6 bxc6 20. Re1 Nd5 21. b3 Rfe8 22. Rxe8+ Rxe8 23. Kf1 Kf8 24. g3 c4 25. Nb2 Nb6) 19... Nxg4 20. Ne3 { White offers draw } 20... Nxe3 21. fxe3 Rae8 22. Rce1 Re4 23. Rf4 Rxf4 24. exf4 Re8 25. Rf1 Qb5 26. Rd1 c4 27. b3 cxb3 28. cxb3?! { (-60.97 → Mate in 7) Checkmate is now unavoidable. axb3 was best. } (28. axb3 Qc5+) 28... Qb6+?! { (Mate in 7 → -13.00) Lost forced checkmate sequence. Qe2 was best. } (28... Qe2 29. Ra1 Qd2 30. Kf1 Re2 31. Rc1 Rf2+ 32. Kg1 Rxg2+ 33. Kh1 Rxh2+ 34. Kg1 Qf2#) 29. Kh1 Qf2 30. Rg1?! { (-12.75 → Mate in 2) Checkmate is now unavoidable. h3 was best. } (30. h3 Qxa2) 30... Re1 { White resigns. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
Reconnecting