CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/aPv5BA8a"] [Date "2026.10.02"] [White "Jenna"] [Black "Abigail1"] [Result "1-0"] [UTCDate "2026.10.02"] [UTCTime "23:17:01"] [WhiteElo "1482"] [BlackElo "1092"] [WhiteRatingDiff "+2"] [BlackRatingDiff "-2"] [WhiteTitle "NM"] [BlackTitle "🪰"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B40"] [Opening "Sicilian Defense: Paulsen-Basman Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e6 2. d4 c5 3. Nf3?! { (0.98 → 0.37) Inaccuracy. d5 was best. } (3. d5 Nf6 4. Nc3 d6 5. Nf3 Be7 6. Bd3 O-O 7. O-O exd5 8. exd5 Re8 9. h3 Na6) 3... cxd4 4. Nxd4 Bc5 { B40 Sicilian Defense: Paulsen-Basman Defense } 5. Nc3 e5?? { (0.45 → 4.45) Blunder. Qb6 was best. } (5... Qb6 6. Na4) 6. Nf3?? { (4.45 → 0.64) Blunder. Nf5 was best. } (6. Nf5) 6... Bb6?? { (0.64 → 3.84) Blunder. Nc6 was best. } (6... Nc6 7. Bc4 Nf6 8. Bg5 d6 9. a3 Be6 10. Qd3 O-O 11. Nd5 Bxd5 12. Bxd5 h6 13. Bxf6) 7. Nxe5 Qc7? { (4.13 → 8.60) Mistake. Nf6 was best. } (7... Nf6) 8. Nf3?! { (8.60 → 5.85) Inaccuracy. Qd5 was best. } (8. Qd5 Nh6) 8... Qc5 9. Be3 Qc6 10. Bc4?? { (8.05 → -0.59) Blunder. Ne5 was best. } (10. Ne5 Qe6) 10... Qxc4 11. Bxb6?! { (-0.16 → -1.02) Inaccuracy. Ne5 was best. } (11. Ne5) 11... axb6 12. Ne5?! { (-0.59 → -1.44) Inaccuracy. Ne5 was best. } (12. Ne5) 12... Qb4?? { (-1.44 → 0.43) Blunder. Qc5 was best. } (12... Qc5 13. Nd3) 13. Rb1?? { (0.43 → -3.36) Blunder. Qg4 was best. } (13. Qg4 Kf8) 13... b5?? { (-3.36 → -0.91) Blunder. Nf6 was best. } (13... Nf6 14. a3 Qc5 15. Nd3 Qe7 16. O-O d6 17. Qd2 O-O 18. Rbd1 Nc6 19. Rfe1 Ne5 20. Nf4) 14. a3? { (-0.91 → -2.39) Mistake. Qh5 was best. } (14. Qh5 Qf8) 14... Qa5?? { (-2.39 → 0.48) Blunder. Qe7 was best. } (14... Qe7) 15. O-O?? { (0.48 → -2.11) Blunder. Qd5 was best. } (15. Qd5 Nh6 16. b4 Qxa3 17. Nxb5 Qa2 18. Nd6+ Ke7 19. Rb3 Qa1+ 20. Kd2 Qxh1 21. Qc5 Nc6) 15... Nf6?? { (-2.11 → 0.41) Blunder. Ne7 was best. } (15... Ne7) 16. b4?? { (0.41 → -3.11) Blunder. Qd6 was best. } (16. Qd6 Nc6) 16... Qb6 17. Qf3? { (-3.22 → -6.25) Mistake. a4 was best. } (17. a4 d6) 17... g5?? { (-6.25 → 4.74) Blunder. d6 was best. } (17... d6 18. Nd5) 18. Nd5 Qa6?! { (5.17 → 11.06) Inaccuracy. Nxd5 was best. } (18... Nxd5 19. Qxf7+) 19. Qxf6? { (11.06 → 4.46) Mistake. Nxf6+ was best. } (19. Nxf6+ Qxf6) 19... Qxf6 20. Nxf6+ Kf8 21. Rbd1 d6?! { (4.22 → 7.02) Inaccuracy. Ra6 was best. } (21... Ra6 22. Nd5) 22. Rxd6 Bg4 23. Nexg4 Ke7 24. Rd5 Nc6 25. Rxb5 Nd4 26. Rxb7+ Ke6 27. Rb6+ Ke7 28. Rd1 Ne2+ 29. Kf1 Nd4 30. Rxd4 Kf8?! { (15.70 → Mate in 6) Checkmate is now unavoidable. Rhd8 was best. } (30... Rhd8 31. Rb7+) 31. Nd7+?! { (Mate in 6 → 19.03) Lost forced checkmate sequence. Rd7 was best. } (31. Rd7 Kg7 32. Nh5+ Kf8 33. Rf6 Ra6 34. Rfxf7+ Kg8 35. Nhf6+ Rxf6 36. Nxf6#) 31... Ke7 32. Rbd6 Rag8 33. Ndf6 Rg6?! { (17.03 → Mate in 5) Checkmate is now unavoidable. Rd8 was best. } (33... Rd8 34. Rxd8 Rxd8 35. Rxd8 Kxd8 36. Nxh7 Kd7 37. Ke2 Kd6 38. Nxg5 Ke7 39. Nf3 Ke8 40. Ne3) 34. Ng8+?! { (Mate in 5 → 10.80) Lost forced checkmate sequence. Rd7+ was best. } (34. Rd7+ Kf8 35. Rd8+ Ke7 36. R4d7+ Ke6 37. Rd6+ Ke7 38. Nd5#) 34... Rhxg8 35. Rxg6 Rxg6 36. c4 h5 37. Ne3 g4 38. c5 h4 39. b5 g3 40. hxg3 hxg3 41. fxg3 Rxg3 42. Kf2 Rg5 43. c6 Rxb5 44. c7 Rc5 45. Rc4 Rxc7 46. Rxc7+ Kf6 47. a4 Kg5 48. a5 f5 49. exf5 Kf4 50. a6 Ke4 51. a7 Kd3 52. a8=Q Kd4 53. Qd5# { White wins by checkmate. } 1-0