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Puzzles (3 cohencoins award for each match):

Puzzle OqokW: 700

Puzzle n8jbP: 744

GM🐬 Summer (1394) +2

Puzzle 7dCUu: 488

Jeremiah2 (951?) −15
FEN
[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/Ug2NHNME"] [Date "2026.10.13"] [White "Summer"] [Black "Jeremiah2"] [Result "1-0"] [UTCDate "2026.10.13"] [UTCTime "14:16:22"] [WhiteElo "1394"] [BlackElo "951"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-15"] [WhiteTitle "GM🐬"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B10"] [Opening "Caro-Kann Defense: Hillbilly Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c6 2. Bc4?! { (0.39 → -0.51) Inaccuracy. c4 was best. } { B10 Caro-Kann Defense: Hillbilly Attack } (2. c4 d5) 2... d5 3. exd5 cxd5 4. Bb3 h5?! { (-0.33 → 0.25) Inaccuracy. Nf6 was best. } (4... Nf6 5. d4) 5. Qf3?! { (0.25 → -0.41) Inaccuracy. Nf3 was best. } (5. Nf3 Nc6) 5... Bg4?? { (-0.41 → 1.55) Blunder. Nf6 was best. } (5... Nf6 6. d4) 6. Qxd5 Nf6?? { (1.50 → 7.74) Blunder. Qxd5 was best. } (6... Qxd5) 7. Qxb7?? { (7.74 → 3.16) Blunder. Qxf7+ was best. } (7. Qxf7+ Kd7 8. h3 Bf5 9. d4 Nc6 10. Nf3 Qe8 11. Qc4 Kd8 12. O-O e6 13. Nc3 Bd6) 7... Nbd7 8. Qb4?? { (3.54 → 1.54) Blunder. h3 was best. } (8. h3) 8... Rb8?! { (1.54 → 2.21) Inaccuracy. e6 was best. } (8... e6 9. Qf4) 9. Qc4 Nb6?? { (1.93 → 7.20) Blunder. e6 was best. } (9... e6 10. d4) 10. Qxf7+ Kd7 11. Qe6+?? { (7.20 → -8.69) Blunder. Nc3 was best. } (11. Nc3 g5 12. Nf3 Rh7 13. Qg6 e6 14. Ne5+ Kc8 15. Nxg4 hxg4 16. d4 Nbd5 17. Bxg5 Bb4) 11... Ke8?? { (-8.69 → 7.60) Blunder. Bxe6 was best. } (11... Bxe6) 12. Qe3? { (7.60 → 4.10) Mistake. Qf7+ was best. } (12. Qf7+ Kd7) 12... Nfd5?! { (4.10 → 6.30) Inaccuracy. Nbd5 was best. } (12... Nbd5 13. Qg5) 13. Bxd5?? { (6.30 → 0.62) Blunder. Qg5 was best. } (13. Qg5 Rh6 14. h3 Re6+ 15. Kf1 Bf5 16. Qxf5 Ne3+ 17. fxe3 Rf6 18. Qxf6 exf6 19. d3 a5) 13... Nxd5?! { (0.62 → 1.25) Inaccuracy. Nxd5 was best. } (13... Nxd5 14. Qg5) 14. Qxa7?! { (1.25 → 0.47) Inaccuracy. Qg5 was best. } (14. Qg5) 14... Ra8?? { (0.47 → 2.51) Blunder. Nb4 was best. } (14... Nb4 15. Na3) 15. Qd4 e6?! { (2.30 → 3.53) Inaccuracy. Qa5 was best. } (15... Qa5 16. h3 Nb4 17. Na3 Bf5 18. Nf3 Qxa3 19. bxa3 Nxc2+ 20. Ke2 Nxd4+ 21. Nxd4 Bd7 22. Rb1) 16. f3? { (3.53 → 1.63) Mistake. Nf3 was best. } (16. Nf3 Be7) 16... Bf5 17. Ne2 Bxc2?! { (1.30 → 2.16) Inaccuracy. Qc7 was best. } (17... Qc7 18. Na3) 18. O-O? { (2.16 → 1.00) Mistake. Nbc3 was best. } (18. Nbc3 Ra5 19. Nxd5 Rxd5 20. Qc3 Bd3 21. Nf4 Rh6 22. b3 h4 23. Bb2 h3 24. g3 e5) 18... Rc8 19. Na3?? { (1.18 → -4.49) Blunder. Kh1 was best. } (19. Kh1 Kf7 20. d3 Bc5 21. Qe4 h4 22. h3 Nf6 23. Qe5 Bxd3 24. Nbc3 Bd6 25. Qe3 Bb8) 19... Bc5 20. Nxc2 Bxd4+ 21. Ncxd4 e5 22. Ne6?! { (-4.18 → -6.85) Inaccuracy. Nb3 was best. } (22. Nb3 Rc2) 22... Qb6+ 23. d4 exd4?? { (-6.62 → -2.24) Blunder. Qxe6 was best. } (23... Qxe6 24. Re1 exd4 25. Bd2 Kf7 26. Ng3 Qb6 27. a4 d3+ 28. Kh1 Rc2 29. a5 Qxb2 30. Reb1) 24. N2xd4?! { (-2.24 → -3.23) Inaccuracy. N6xd4 was best. } (24. N6xd4 Kf7) 24... Ne3?? { (-3.23 → 7.00) Blunder. Kf7 was best. } (24... Kf7 25. a4) 25. Bxe3 Ke7 26. Nf4?! { (10.84 → 5.32) Inaccuracy. Nf5+ was best. } (26. Nf5+ Kxe6 27. Nxg7+ Kf7 28. Bxb6 Kxg7 29. Bd4+ Kg6 30. Bxh8 Rxh8 31. Rfc1 Rd8 32. Rc2 h4) 26... Rc4?! { (5.32 → 16.15) Inaccuracy. Kf7 was best. } (26... Kf7) 27. Nd5+ Kd6 28. Nxb6 Rxd4 29. Bxd4 Rb8 30. Nc4+ Kd5 31. Ba7 Ra8 32. Nb6+ Kc6 33. Nxa8 Kb7 34. Bd4 Kxa8 35. Bxg7 h4 36. f4 h3 37. gxh3 Kb8 38. f5 Ka8 39. f6 Ka7 40. Rac1 Ka8 41. Rc7 Kb8 42. Re7 Ka8 43. f7 Kb8 44. f8=Q# { White wins by checkmate. } 1-0
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