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Puzzles (3 cohencoins award for each match):

Puzzle xaMB8: 595

FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/gVSq1sr6"] [Date "2026.02.09"] [White "Scarlett"] [Black "Caroline1"] [Result "1/2-1/2"] [UTCDate "2026.02.09"] [UTCTime "16:30:01"] [WhiteElo "1243"] [BlackElo "1213"] [WhiteRatingDiff "-2"] [BlackRatingDiff "+1"] [WhiteTitle "WIM"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C49"] [Opening "Four Knights Game: Double Spanish"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 { C49 Four Knights Game: Double Spanish } 5. Bxc6 dxc6 6. d4?? { (-0.14 → -2.21) Blunder. d3 was best. } (6. d3 Qe7) 6... Bxc3+? { (-2.21 → -0.69) Mistake. Nxe4 was best. } (6... Nxe4 7. Qd3) 7. bxc3 exd4 8. Nxd4?? { (-0.37 → -2.53) Blunder. e5 was best. } (8. e5) 8... Bg4?? { (-2.53 → -0.25) Blunder. c5 was best. } (8... c5 9. e5 Ng4 10. h3 Nxe5 11. O-O O-O 12. Re1 f6 13. Nb5 Qxd1 14. Rxd1 Bf5 15. Nxc7) 9. f3 Be6?! { (0.21 → 0.78) Inaccuracy. c5 was best. } (9... c5 10. Nb3) 10. Nxe6 fxe6 11. Qxd8+ Kxd8?! { (0.66 → 1.26) Inaccuracy. Rxd8 was best. } (11... Rxd8) 12. O-O? { (1.26 → 0.19) Mistake. c4 was best. } (12. c4 Nd7 13. h4 b6 14. h5 e5 15. Be3 Rf8 16. Ke2 Ke7 17. Rad1 Rad8 18. a4 Nf6) 12... Ke7?! { (0.19 → 1.05) Inaccuracy. e5 was best. } (12... e5 13. c4 Ke7 14. Be3 b6 15. c5 b5 16. a4 a5 17. Rfb1 Rhb8 18. c3 bxa4 19. Rxb8) 13. Bg5?! { (1.05 → 0.20) Inaccuracy. Bf4 was best. } (13. Bf4) 13... Rhd8?? { (0.20 → 7.00) Blunder. e5 was best. } (13... e5) 14. Rab1?? { (7.00 → 1.82) Blunder. e5 was best. } (14. e5 Rd5) 14... h6 15. Bxf6+ Kxf6 16. Rxb7 Rd7 17. f4 Rad8?! { (1.49 → 2.09) Inaccuracy. a5 was best. } (17... a5 18. g3 a4 19. Kg2 Ra5 20. Rb4 Rc5 21. e5+ Kg6 22. Rf2 a3 23. Rb3 Ra5 24. g4) 18. e5+ Ke7?? { (1.63 → 3.95) Blunder. Kg6 was best. } (18... Kg6 19. g4 h5 20. h3 hxg4 21. hxg4 Rh8 22. f5+ Kf7 23. Kg2 exf5 24. gxf5 Re7 25. f6) 19. Rxa7 Rd1?! { (4.03 → 6.53) Inaccuracy. Rb8 was best. } (19... Rb8 20. g3) 20. Rxd1?? { (6.53 → 2.69) Blunder. Rxc7+ was best. } (20. Rxc7+ Kf8) 20... Rxd1+ 21. Kf2 Rc1?? { (2.79 → 6.03) Blunder. Kd7 was best. } (21... Kd7 22. Ra8 Rc1 23. Rg8 Rxc2+ 24. Kf3 g5 25. Rg7+ Kd8 26. fxg5 hxg5 27. Rxg5 Rxc3+ 28. Kg4) 22. Rxc7+ Kd8 23. Rxc6 Rxc2+ 24. Kg3 Rxa2 25. Rxe6 Ra3 26. Rd6+ Ke7 27. Rd3 Ra4 28. Kg4 g5 29. h4?? { (8.25 → 0.27) Blunder. g3 was best. } (29. g3 Ra2 30. h4 gxh4 31. gxh4 Rg2+ 32. Kh5 Rh2 33. Rd6 Rh3 34. c4 Rc3 35. Rxh6 Rxc4) 29... Rxf4+ 30. Kh5 Rxh4+ 31. Kg6 Ke6 32. Rf3 Kxe5 33. g3 Re4?? { (0.00 → 2.69) Blunder. Rh3 was best. } (33... Rh3 34. Re3+ Kd5 35. Kf5 h5 36. Kxg5 h4 37. c4+ Kd4 38. Kg4 Rxg3+ 39. Rxg3 hxg3 40. Kxg3) 34. Rf5+?? { (2.69 → 0.21) Blunder. Kxh6 was best. } (34. Kxh6 g4 35. Rf8 Rc4 36. Kg5 Kd6 37. Rd8+ Ke6 38. Re8+ Kf7 39. Re3 Kg7 40. Kf5 Kf7) 34... Ke6 35. Rf6+ Ke5 36. Kf7 Re3?? { (-0.02 → 56.26) Blunder. Rg4 was best. } (36... Rg4 37. Re6+) 37. g4?? { (56.26 → -0.03) Blunder. Re6+ was best. } (37. Re6+ Kd5 38. Rxe3 Kc4 39. Kg6 Kb3 40. Kxh6 g4 41. Kg5 Ka3 42. Kxg4 Ka4 43. Kf5 Kb5) 37... Rxc3 38. Rxh6?? { (0.00 → -4.62) Blunder. Kg7 was best. } (38. Kg7 Rg3 39. Rf5+ Ke6 40. Rf6+ Kd5 41. Rf5+ Kd4) 38... Rc7+?? { (-4.62 → 0.00) Blunder. Kf4 was best. } (38... Kf4 39. Ra6 Kxg4 40. Kf6 Kh4 41. Kf5 g4 42. Kf4 Rf3+ 43. Ke4 Rf8 44. Ke3 Kg3 45. Rh6) 39. Kg6 Kf4 40. Kh5 Rc5 41. Rg6 Rd5 { Black offers draw } 42. Rg7 Rd8 43. Rxg5?? { (0.00 → -13.08) Blunder. Rf7+ was best. } (43. Rf7+ Kg3 44. Rb7 Rh8+ 45. Kxg5 Rg8+ 46. Kh5 Rh8+) 43... Rh8+ 44. Kg6? { (-8.98 → Mate in 29) Checkmate is now unavoidable. Kg6 was best. } (44. Kg6 Rg8+ 45. Kf6 Rxg5 46. Ke6 Ra5 47. Kd6 Kg5 48. Kc6 Kf6 49. Kd6 Rg5 50. Kd7 Ke5) 44... Rg8+?! { (Mate in 29 → -54.78) Lost forced checkmate sequence. Rg8+ was best. } (44... Rg8+ 45. Kf7 Rxg5 46. Kf6 Kxg4 47. Ke7 Re5+ 48. Kf6 Ra5 49. Kg6 Ra6+ 50. Kf7 Kf5 51. Ke7) 45. Kh5?! { (-54.78 → Mate in 7) Checkmate is now unavoidable. Kf6 was best. } (45. Kf6 Rxg5 46. Ke7 Rxg4 47. Kd6 Rg5 48. Ke6 Kg4 49. Kd6 Rf5 50. Kd7 Ra5 51. Ke6 Rb5) 45... Rh8+?? { (Mate in 7 → -6.09) Lost forced checkmate sequence. Rxg5+ was best. } (45... Rxg5+ 46. Kh4 Rxg4+ 47. Kh5 Kf5 48. Kh6 Kf6 49. Kh7 Rh4+ 50. Kg8 Rh1 51. Kf8 Rh8#) 46. Kg6?? { (-6.09 → Mate in 21) Checkmate is now unavoidable. Kg6 was best. } (46. Kg6 Rg8+ 47. Kf7 Rxg5 48. Kf6 Ra5 49. Ke6 Ra6+ 50. Kd5 Rg6 51. g5 Kf5 52. Kd4 Rg7) 46... Rg8+ 47. Kh5 { White offers draw } { The game is a draw. } 1/2-1/2
Computer analysisMove timesCrosstableFEN & PGN
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