CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/huZCcjWw"] [Date "2023.02.07"] [White "Matthew2"] [Black "Spwencer"] [Result "0-1"] [UTCDate "2023.02.07"] [UTCTime "21:30:41"] [WhiteElo "1318"] [BlackElo "1400"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+8"] [WhiteTitle "IM"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B21"] [Opening "Sicilian Defense: McDonnell Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 2. f4?! { (0.59 → -0.24) Inaccuracy. Nf3 was best. } { B21 Sicilian Defense: McDonnell Attack } (2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6) 2... Nc6 3. d4?! { (0.00 → -0.79) Inaccuracy. Nf3 was best. } (3. Nf3 e6 4. Nc3 d5 5. Bb5 Ne7 6. exd5 exd5 7. Qe2 Qd6 8. d4 cxd4 9. Nxd4 g6) 3... d6?? { (-0.79 → 2.11) Blunder. cxd4 was best. } (3... cxd4 4. Nf3 d5 5. Nxd4 dxe4 6. Be3 Nf6 7. Nc3 Bd7 8. Nxc6 Bxc6 9. Qxd8+ Rxd8 10. Bxa7) 4. dxc5? { (2.11 → 0.75) Mistake. d5 was best. } (4. d5 Nb4 5. Nf3 g6 6. Bc4 Bg7 7. O-O Nf6 8. a3 Na6 9. e5 Nh5 10. Be2 Nc7) 4... e5? { (0.75 → 1.96) Mistake. Qa5+ was best. } (4... Qa5+ 5. Nc3) 5. fxe5?? { (1.96 → -1.55) Blunder. Nc3 was best. } (5. Nc3) 5... dxe5?? { (-1.55 → 0.32) Blunder. Qh4+ was best. } (5... Qh4+ 6. g3) 6. Bb5?? { (0.32 → -2.03) Blunder. Qxd8+ was best. } (6. Qxd8+ Kxd8) 6... Qxd1+? { (-2.03 → -0.84) Mistake. Qh4+ was best. } (6... Qh4+ 7. Kf1) 7. Kxd1 Bxc5 8. Bxc6+ bxc6 9. Nc3?! { (-1.20 → -1.87) Inaccuracy. Nf3 was best. } (9. Nf3 Ba6 10. Nxe5 Nf6 11. Nd3 Bd4 12. Nd2 O-O-O 13. h3 c5 14. e5 Nd5 15. Nf3 Nb4) 9... Nf6 10. Na4? { (-1.70 → -3.31) Mistake. Nf3 was best. } (10. Nf3) 10... O-O?? { (-3.31 → 5.75) Blunder. Nxe4 was best. } (10... Nxe4 11. Nxc5) 11. Nxc5 Bg4+ 12. Ke1 Rad8 13. Nh3?? { (6.92 → -6.77) Blunder. Be3 was best. } (13. Be3) 13... Rd1+ 14. Kf2 Rxh1 15. Ng1 Rxh2 16. Nf3 Bxf3 17. Kxf3 Nd7?? { (-7.23 → 0.85) Blunder. Rh1 was best. } (17... Rh1 18. b4 Rd8 19. Bb2 Rxa1 20. Bxa1 Nd7 21. Nxd7 Rxd7 22. Ke2 f6 23. Bxe5 fxe5 24. a3) 18. Nxd7 Rd8 19. Nxe5 Rd2?? { (0.82 → 11.13) Blunder. Rd1 was best. } (19... Rd1 20. Bf4 Rxa1 21. Bxh2 Rxa2 22. Nd3 a5 23. Be5 h5 24. Ke2 f6 25. Bd4 h4 26. Kd2) 20. Bxd2 h6 21. Ng4 Rh5 22. b4 Kh7 23. Ne5 Rxe5 24. Kf4 Rh5 25. c4 Rh2 26. Kg3 Rh5 27. b5 cxb5 28. cxb5 Rxb5 29. Bc3 Rg5+ 30. Kf2 g6 31. e5 Kg7 32. Rd1 Rf5+ 33. Kg1 a5 34. Rd7 Kg8?? { (6.48 → Mate in 10) Checkmate is now unavoidable. Kf8 was best. } (34... Kf8 35. Ra7 Rf4 36. Bd2 Ra4 37. Rxa5 Re4 38. Bxh6+ Ke7 39. Bg5+ Ke6 40. Bf6 g5 41. a4) 35. e6?? { (Mate in 10 → 5.80) Lost forced checkmate sequence. Rd8+ was best. } (35. Rd8+ Kh7 36. e6 g5 37. e7 Rf4 38. e8=Q Kg6 39. Rd6+ Kh5 40. Qe2+ Rg4 41. Qf3 f6) 35... fxe6 36. Rg7+ Kf8 37. Ra7 g5 { Black offers draw } 38. Bxa5 g4 39. Bb4+ Kg8 40. Bc3 Rc5 41. Bd4?! { (6.70 → 5.02) Inaccuracy. Rg7+ was best. } (41. Rg7+) 41... Rb5 42. a4 Rb4 43. a5?? { (5.99 → 0.00) Blunder. Rg7+ was best. } (43. Rg7+ Kh8) 43... g3?? { (0.00 → 6.01) Blunder. Rxd4 was best. } (43... Rxd4 44. Kh2 Rd3 45. Re7 Ra3 46. Rxe6 h5 47. a6 Kg7 48. g3 Ra2+ 49. Kg1 Ra1+ 50. Kg2) 44. a6?? { (6.01 → Mate in 1) Checkmate is now unavoidable. Rg7+ was best. } (44. Rg7+ Kh8 45. Rd7+ Kg8 46. Kf1 Ra4 47. Bc3 e5 48. Rd3 h5 49. Rxg3+ Kf7 50. Re3 Ra3) 44... Rb1# { Black wins by checkmate. } 0-1