CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/ZN92NUvR"] [Date "2026.05.10"] [White "Sydney"] [Black "Nathaniel1"] [Result "1-0"] [UTCDate "2026.05.10"] [UTCTime "17:17:08"] [WhiteElo "1061"] [BlackElo "1169"] [WhiteRatingDiff "+28"] [BlackRatingDiff "-46"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C40"] [Opening "King's Pawn Game: Damiano Defense"] [Termination "Time forfeit"] [Annotator "cohenchessclub.com"] 1. Nf3 f6? { (0.39 → 1.75) Mistake. d5 was best. } (1... d5 2. d4 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Bxc5 8. Qxd8+) 2. e4 e5?! { (1.65 → 2.44) Inaccuracy. e6 was best. } { C40 King's Pawn Game: Damiano Defense } (2... e6) 3. b4?? { (2.44 → 0.20) Blunder. Nxe5 was best. } (3. Nxe5 Qe7 4. Nf3 d5 5. d3 dxe4 6. dxe4 Qxe4+ 7. Be2 Bf5 8. O-O Qxc2 9. Qe1 Ne7) 3... d5 4. exd5 Qxd5 5. b5 Bg4? { (0.42 → 1.62) Mistake. Qf7 was best. } (5... Qf7 6. d4 Be6 7. Bd3 Nd7 8. O-O O-O-O 9. a4 g5 10. a5 Ne7 11. dxe5 Nc5 12. b6) 6. Na3?? { (1.62 → -0.88) Blunder. Nc3 was best. } (6. Nc3) 6... Nd7 7. Bc4?! { (-0.46 → -1.03) Inaccuracy. Nc4 was best. } (7. Nc4) 7... Bxf3?! { (-1.03 → -0.20) Inaccuracy. Qe4+ was best. } (7... Qe4+) 8. Bxd5 Bxd1 9. Kxd1 Ne7? { (-0.02 → 1.41) Mistake. O-O-O was best. } (9... O-O-O 10. Nc4) 10. Bxb7 Rb8 11. Be4 Ng6?! { (1.38 → 2.26) Inaccuracy. Nc5 was best. } (11... Nc5 12. Bf3 h5 13. Rb1 Nf5 14. Be2 Rd8 15. Nc4 Nd4 16. Na5 h4 17. Nc6 Nxc6 18. bxc6) 12. Re1 Nf4? { (1.96 → 3.48) Mistake. Bc5 was best. } (12... Bc5 13. Ke2) 13. g3?! { (3.48 → 2.69) Inaccuracy. Bc6 was best. } (13. Bc6) 13... Ng2?? { (2.69 → 8.77) Blunder. Nh3 was best. } (13... Nh3) 14. Rg1 Nf4 15. gxf4 exf4 16. Re1 Nc5 17. Bc6+ Kd8? { (8.68 → Mate in 1) Checkmate is now unavoidable. Kf7 was best. } (17... Kf7) 18. Bf3? { (Mate in 1 → 8.17) Lost forced checkmate sequence. Re8# was best. } (18. Re8#) 18... h5 19. Re3?? { (8.91 → -1.09) Blunder. Nc4 was best. } (19. Nc4 Na4) 19... h4?? { (-1.09 → 8.42) Blunder. fxe3 was best. } (19... fxe3 20. fxe3) 20. Re4? { (8.42 → 4.29) Mistake. Re1 was best. } (20. Re1 a6) 20... Rh5? { (4.29 → 11.30) Mistake. Nxe4 was best. } (20... Nxe4 21. Bxe4 Bxa3 22. Bxa3 Rxb5 23. c4 Re5 24. Bc6 Ra5 25. Bb2 Ra6 26. Bf3 g5 27. Kc2) 21. Bxh5?! { (11.30 → 6.52) Inaccuracy. Rd4+ was best. } (21. Rd4+) 21... Nxe4 22. d3 Nxf2+ 23. Ke2 Nh3?! { (5.08 → 6.74) Inaccuracy. Bxa3 was best. } (23... Bxa3) 24. Nc4?! { (6.74 → 4.36) Inaccuracy. Rb1 was best. } (24. Rb1) 24... Rxb5 25. Ba3?? { (4.87 → 0.80) Blunder. Bg4 was best. } (25. Bg4) 25... Bxa3 26. Nxa3?? { (0.85 → -5.72) Blunder. Bg4 was best. } (26. Bg4 f3+ 27. Ke3 Bb2 28. Nxb2 Rxb2 29. Bxh3 Rxc2 30. Bf5 Rxh2 31. Kxf3 Rc2 32. Bg6 h3) 26... Rxh5 27. Rb1 Rf5 28. Rb7?! { (-6.27 → -9.30) Inaccuracy. Kf3 was best. } (28. Kf3 Ng5+ 29. Kg4 Ra5 30. Nb5 Ne6 31. Kxh4 Rxa2 32. d4 a6 33. d5 axb5 34. dxe6 Ke7) 28... f3+ 29. Ke3 f2 30. Ke2 f1=Q+ 31. Kd2 g5 32. Rxa7 Kc8 33. Ra8+ Kb7 34. Ra5?! { (-12.62 → Mate in 11) Checkmate is now unavoidable. Ra4 was best. } (34. Ra4 Nf4) 34... Qf2+ 35. Kd1 Qxh2? { (Mate in 7 → -9.33) Lost forced checkmate sequence. Rxa5 was best. } (35... Rxa5 36. Kc1 Rxa3 37. Kb2 Rxd3 38. a3 Qd2 39. Kb1 Rc3 40. a4 Qxc2+ 41. Ka1 Ra3#) 36. Rxf5 Qe5?! { (-8.93 → -4.91) Inaccuracy. Ng1 was best. } (36... Ng1 37. Kc1) 37. Rxe5 g4?? { (-4.94 → 6.02) Blunder. fxe5 was best. } (37... fxe5 38. Nc4 g4 39. Ne3 g3 40. Ke2 Ng5 41. Nf5 g2 42. Kf2 h3 43. Nh4 Ka6 44. Kg1) 38. Re4?? { (6.02 → -0.08) Blunder. Rb5+ was best. } (38. Rb5+) 38... Nf2+?? { (-0.08 → 4.70) Blunder. g3 was best. } (38... g3 39. Re1 g2 40. Nc4 g1=Q 41. Rxg1 Nxg1 42. Ke1 Nf3+ 43. Kf2 Nd4 44. Ne3 h3 45. Kg3) 39. Ke1 Nxe4 40. dxe4 h3 41. Kf1?! { (4.77 → 3.50) Inaccuracy. Kf2 was best. } (41. Kf2 Kb6) 41... g3?! { (3.50 → 4.75) Inaccuracy. Kc6 was best. } (41... Kc6 42. Kf2) 42. Kg1 h2+ 43. Kh1 c5?! { (4.87 → 6.58) Inaccuracy. Kc6 was best. } (43... Kc6 44. Nb1 Kc5 45. Nc3 Kd4 46. Ne2+ Kxe4 47. Nxg3+ Kd5 48. Ne2 Kc4 49. a3 Kb5 50. Nc3+) 44. Nb1 Kc7 45. Nd2 Kd6 46. a4 Ke5 47. a5 Kf4 48. a6 Kg4 49. Nf1 c4 50. a7 c3 51. a8=Q Kf3 52. Nxg3 Kxg3 53. Qa3 Kh3 54. Qxc3+ Kh4 55. Qd3 Kg4 56. c4 Kf4 57. c5 Ke5 58. Qc4 Kf4 59. c6 Ke5 60. c7 Kf4 61. c8=Q { White wins on time. } 1-0