CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/HUXRskp8"] [Date "2026.09.30"] [White "Aaysia"] [Black "Samuel"] [Result "0-1"] [UTCDate "2026.09.30"] [UTCTime "14:15:40"] [WhiteElo "1619"] [BlackElo "1395"] [WhiteRatingDiff "-159"] [BlackRatingDiff "+31"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A07"] [Opening "King's Indian Attack: Omega-Delta Gambit"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 d5 2. g3 e5? { (0.34 → 1.76) Mistake. Nf6 was best. } { A07 King's Indian Attack: Omega-Delta Gambit } (2... Nf6 3. Bg2) 3. Bh3?? { (1.76 → -9.13) Blunder. Nxe5 was best. } (3. Nxe5 Bd6 4. d4 Bxe5 5. dxe5 Nc6 6. Bg2 Nge7 7. O-O Nxe5 8. e4 dxe4 9. Qxd8+ Kxd8) 3... Bxh3 4. Nxe5 c6 5. Nc3 f6 6. Nf3 f5 7. Ng5?! { (-6.36 → -10.39) Inaccuracy. d4 was best. } (7. d4 Bg2 8. Rg1 Bxf3 9. exf3 Bd6 10. Kf1 Ne7 11. Kg2 f4 12. Ne2 fxg3 13. hxg3 O-O) 7... Qxg5 8. d4 Qxg3?? { (-10.44 → 6.99) Blunder. Qh5 was best. } (8... Qh5 9. f3) 9. fxg3?? { (6.99 → 3.30) Blunder. hxg3 was best. } (9. hxg3 Bg2 10. Rh2 Be4 11. f3 Nf6 12. Bf4 Nbd7 13. Qd2 Nb6 14. O-O-O Nc4 15. Qe1 Bb4) 9... Bg2?! { (3.30 → 5.12) Inaccuracy. Nf6 was best. } (9... Nf6 10. Qd3 Nbd7 11. a3 Be7 12. Bg5 O-O 13. O-O-O Rfe8 14. Rde1 a5 15. Rhg1 Bd8) 10. Rg1 Be4 11. h4? { (6.01 → 3.41) Mistake. Nxe4 was best. } (11. Nxe4 fxe4) 11... f4?? { (3.41 → 7.61) Blunder. Bb4 was best. } (11... Bb4) 12. gxf4?! { (7.61 → 5.12) Inaccuracy. Nxe4 was best. } (12. Nxe4 dxe4 13. Bxf4 Nf6 14. c3 Nbd7 15. Qb3 O-O-O 16. O-O-O Nd5 17. Kb1 e3 18. Bg5 Re8) 12... c5?! { (5.12 → 7.91) Inaccuracy. Bb4 was best. } (12... Bb4) 13. dxc5 Bxc5 14. Nb5?! { (8.91 → 5.34) Inaccuracy. Nxe4 was best. } (14. Nxe4 dxe4) 14... Bxg1 15. Kf1?? { (5.94 → 0.61) Blunder. Nd6+ was best. } (15. Nd6+) 15... Bh2?? { (0.61 → 6.79) Blunder. Bb6 was best. } (15... Bb6 16. a4) 16. Kf2? { (6.79 → 3.40) Mistake. Nd6+ was best. } (16. Nd6+ Ke7 17. Nxe4 dxe4 18. Qd4 Nf6 19. Qb4+ Kf7 20. Qb3+ Kg6 21. h5+ Kf5 22. Qb5+ Ke6) 16... Bxf4? { (3.40 → 6.63) Mistake. Ke7 was best. } (16... Ke7 17. Nc3) 17. c4?? { (6.63 → -4.41) Blunder. Bxf4 was best. } (17. Bxf4 Nf6 18. Nd6+ Ke7 19. Nxe4 Nxe4+ 20. Kg1 Rd8 21. Qd3 Kf8 22. c4 Nc6 23. Rf1 Nf6) 17... Be5 18. h5?! { (-4.55 → -6.15) Inaccuracy. Qa4 was best. } (18. Qa4 Nd7) 18... g5?? { (-6.15 → -1.53) Blunder. Nf6 was best. } (18... Nf6 19. Nc3 Bxc3 20. bxc3 O-O 21. h6 Nbd7 22. cxd5 Bxd5 23. hxg7 Rf7 24. Bh6 Re8 25. Qd4) 19. a4?? { (-1.53 → -3.76) Blunder. Bxg5 was best. } (19. Bxg5 Nd7) 19... dxc4?? { (-3.76 → -0.25) Blunder. Nd7 was best. } (19... Nd7) 20. b3?? { (-0.25 → -3.96) Blunder. Nd6+ was best. } (20. Nd6+ Bxd6 21. Qxd6 Ne7 22. Bxg5 Nbc6 23. Bxe7 Nxe7 24. Rd1 Rf8+ 25. Ke1 Bc6 26. Qh6 Rf7) 20... cxb3?? { (-3.96 → -0.62) Blunder. Ne7 was best. } (20... Ne7 21. Nd6+ Bxd6 22. Qxd6 Nbc6 23. Ba3 Rf8+ 24. Kg1 Rd8 25. Qg3 cxb3 26. Qxb3 Nd4 27. Qb2) 21. Qxb3 Bxa1?? { (-0.65 → 1.66) Blunder. Ne7 was best. } (21... Ne7) 22. Qa3?? { (1.66 → -1.33) Blunder. Nd6+ was best. } (22. Nd6+ Kd8) 22... Bf6? { (-1.33 → 0.00) Mistake. Be5 was best. } (22... Be5 23. Bb2) 23. e3?? { (0.00 → -3.66) Blunder. Nd6+ was best. } (23. Nd6+ Kd8 24. Nxe4 Nd7 25. Nd6 Rb8 26. Nf7+ Ke8 27. Nd6+) 23... b6?? { (-3.66 → -1.00) Blunder. Be7 was best. } (23... Be7 24. Qc3 Nc6 25. Qxh8 Kd7 26. Qc3 Rd8 27. Qb3 Nf6 28. Nc3 Kc7 29. Nxe4 Nxe4+ 30. Kg1) 24. Nc3?? { (-1.00 → -7.76) Blunder. Nd6+ was best. } (24. Nd6+ Kd8) 24... Nc6? { (-7.76 → -3.92) Mistake. Bxc3 was best. } (24... Bxc3 25. Qxc3 Nf6 26. Bb2 O-O 27. Qc4+ Bd5 28. Qb5 Nbd7 29. Bxf6 Nxf6 30. e4 Nxe4+ 31. Ke3) 25. Nxe4 g4?? { (-3.60 → 0.00) Blunder. O-O-O was best. } (25... O-O-O) 26. Nd6+ Ke7?? { (0.00 → 1.70) Blunder. Kd7 was best. } (26... Kd7 27. Nf7 Nge7 28. Qd3+ Ke6 29. Qc4+ Kd7) 27. Nc8+?? { (1.70 → -1.89) Blunder. Ne4+ was best. } (27. Ne4+ Kf7) 27... Ke6?? { (-1.89 → 5.95) Blunder. Kf7 was best. } (27... Kf7 28. Nd6+ Ke6 29. Nb5 Be5 30. Bb2 Nf6 31. Qa2+ Kf5 32. Bxe5 Kxe5 33. Qb2+ Ke6 34. Qa2+) 28. Qf8?? { (5.95 → -10.69) Blunder. Qd6+ was best. } (28. Qd6+) 28... h6?? { (-10.69 → 5.62) Blunder. Nge7 was best. } (28... Nge7) 29. e4?? { (5.62 → -12.00) Blunder. Qd6+ was best. } (29. Qd6+ Kf7) 29... g3+ 30. Kxg3 b5?? { (-9.48 → 6.34) Blunder. Nge7 was best. } (30... Nge7) 31. axb5?? { (6.34 → -6.93) Blunder. Qd6+ was best. } (31. Qd6+ Kf7 32. Qd5+ Kg7 33. Qxc6 Rxc8 34. Qxc8 Rh7 35. axb5 Kh8 36. Bf4 Rf7 37. Qe6 Re7) 31... Nb4?? { (-6.93 → 6.69) Blunder. Nge7 was best. } (31... Nge7 32. Qxh8 Bxh8 33. Nxe7 Nxe7 34. Bxh6 Bd4 35. Bf4 Rc8 36. Kg4 Rf8 37. h6 Ng6 38. Bg3) 32. Qxb4?? { (6.69 → -0.29) Blunder. Bb2 was best. } (32. Bb2) 32... Rxc8 33. b6?! { (-0.27 → -1.00) Inaccuracy. Bf4 was best. } (33. Bf4 Rh7 34. e5 Rg7+ 35. Kf3 Bg5 36. Qd6+ Kf7 37. e6+ Ke8 38. Bxg5 hxg5 39. Qe5 Kf8) 33... Rxc1 34. bxa7?? { (-0.76 → -2.82) Blunder. Qb3+ was best. } (34. Qb3+ Ke7 35. b7 Be5+ 36. Kg2 Nf6 37. Qa3+ Bd6 38. Qxc1 Nd7 39. Kf1 Rf8+ 40. Ke2 Rf4) 34... Ne7? { (-2.82 → -1.17) Mistake. Be5+ was best. } (34... Be5+ 35. Kg2) 35. a8=B?? { (-1.17 → -8.68) Blunder. Qb3+ was best. } (35. Qb3+ Kd7) 35... Rxa8 36. Qb7? { (-8.03 → Mate in 4) Checkmate is now unavoidable. Qb3+ was best. } (36. Qb3+ Kd6 37. Kf2 Rc3 38. Qb4+ Ke6 39. Ke2 Ra2+ 40. Kd1 Be5 41. Qb1 Rca3 42. Qb4 Kf6) 36... Raa1? { (Mate in 4 → -8.07) Lost forced checkmate sequence. Ra3+ was best. } (36... Ra3+ 37. Qb3+ Rxb3+ 38. Kf4 Bg5+ 39. Kg4 Rg1#) 37. Qc7? { (-8.07 → Mate in 5) Checkmate is now unavoidable. Qb3+ was best. } (37. Qb3+ Kd7) 37... Rxc7 38. Kg4 Rh1 39. Kg3 Rxh5 40. Kg4 Rh1 41. Kg3 Rg1+ 42. Kh2 Ra1 43. Kg2 h5 44. Kh3 Ra3+ 45. Kg2 h4 46. Kh2 Ra2+ 47. Kh3 Ra3+ 48. Kg4 h3 49. Kf4 h2 50. Kg4 h1=Q 51. Kf4 Ba1 52. Kg5 Ng6 53. Kxg6 Qxe4+ 54. Kh6 Rf7 55. Kg5 Rg7+ 56. Kh6 Rg1 57. Kh5 Rh1+ 58. Kg5 Qe5+ 59. Kg4 Qf5# { Black wins by checkmate. } 0-1