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Puzzles (3 cohencoins award for each match):

Puzzle B91Eg: 999999999

NM Zayn1 (1538) +5
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/12xN1wbg"] [Date "2026.05.31"] [White "Rishi"] [Black "Zayn1"] [Result "0-1"] [UTCDate "2026.05.31"] [UTCTime "17:17:42"] [WhiteElo "1413"] [BlackElo "1538"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+5"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C20"] [Opening "King's Pawn Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 { C20 King's Pawn Game } 2. g3?! { (0.57 → -0.39) Inaccuracy. Nf3 was best. } (2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 exd4 5. d3 c6 6. Bc4 Nf6 7. O-O d5 8. exd5 Nxd5) 2... Bc5 3. Bg2 Qf6?! { (0.10 → 1.02) Inaccuracy. Nc6 was best. } (3... Nc6 4. c3 Nf6 5. Ne2 O-O 6. d4 Bb6 7. a4 a5 8. O-O d6 9. Re1 Re8 10. Na3) 4. Nf3 g5?? { (1.01 → 3.05) Blunder. d6 was best. } (4... d6 5. c3 Bg4 6. h3 Bxf3 7. Bxf3 Nc6 8. b4 Bb6 9. Qe2 a5 10. b5 Nd8 11. Na3) 5. O-O? { (3.05 → 1.60) Mistake. Nc3 was best. } (5. Nc3 Ne7) 5... d5?? { (1.60 → 5.89) Blunder. g4 was best. } (5... g4 6. Nh4) 6. exd5 Qh6?! { (5.21 → 9.07) Inaccuracy. Bg4 was best. } (6... Bg4 7. Nc3) 7. d4 Bxd4 8. Nxd4 exd4 9. Qxd4 Bh3 10. Qxh8 Bxg2 11. Kxg2 Kf8 12. Qe5 Nf6 13. Bxg5 Qxh2+ 14. Kxh2 Ng4+ 15. Kg1 Nxe5 16. Bf4 Nc4 17. Bxc7 Nd7 18. Nc3 Ke7 19. Rab1 Nd2 20. Rbe1+ Kf8 21. Bd6+ Kg7 22. Be5+ Nxe5 23. Rxe5 Nxf1 24. Kxf1 f6 25. Re7+ Kg6 26. Rxb7 Kg5 27. Ne4+ Kg4 28. Nxf6+ Kf3? { (9.86 → Mate in 1) Checkmate is now unavoidable. Kf5 was best. } (28... Kf5 29. Nxh7) 29. Nxh7?! { (Mate in 1 → 10.62) Lost forced checkmate sequence. Rb3# was best. } (29. Rb3#) 29... Rh8?! { (10.62 → Mate in 2) Checkmate is now unavoidable. Ke4 was best. } (29... Ke4 30. c4) 30. d6?! { (Mate in 2 → 12.75) Lost forced checkmate sequence. Rb4 was best. } (30. Rb4 Rxh7 31. Rf4#) 30... Rd8?! { (12.75 → Mate in 2) Checkmate is now unavoidable. Kg4 was best. } (30... Kg4 31. Rxa7) 31. d7?! { (Mate in 2 → 22.15) Lost forced checkmate sequence. Rb4 was best. } (31. Rb4 Rg8 32. Rf4#) 31... a6?! { (22.15 → Mate in 2) Checkmate is now unavoidable. Kg4 was best. } (31... Kg4 32. Rb5) 32. Rc7?! { (Mate in 2 → 67.50) Lost forced checkmate sequence. Rb4 was best. } (32. Rb4 Rb8 33. Rf4#) 32... a5?! { (67.50 → Mate in 2) Checkmate is now unavoidable. Ke4 was best. } (32... Ke4 33. Rc8 Rxd7 34. Nf6+ Kf5 35. Nxd7 a5 36. Ra8 Ke6 37. Nc5+ Ke7 38. f4 Kf6 39. Rxa5) 33. Rc8?! { (Mate in 2 → 73.82) Lost forced checkmate sequence. Rc4 was best. } (33. Rc4 Rc8 34. Rf4#) 33... Rxd7 34. Nf6?? { (63.88 → Mate in 1) Checkmate is now unavoidable. Rf8+ was best. } (34. Rf8+ Ke4 35. Nf6+ Ke5 36. Nxd7+ Kd6 37. g4 Kxd7 38. Ra8 a4 39. Rxa4 Ke7 40. g5 Kd6) 34... Rd1# { Black wins by checkmate. } 0-1
Computer analysisMove timesCrosstableFEN & PGN
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