CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/ugaduBjX"] [Date "2023.01.24"] [White "Derrick"] [Black "Isaac2"] [Result "1-0"] [UTCDate "2023.01.24"] [UTCTime "21:36:39"] [WhiteElo "1349"] [BlackElo "1471"] [WhiteRatingDiff "+29"] [BlackRatingDiff "-16"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B20"] [Opening "Sicilian Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 c5 { B20 Sicilian Defense } 2. Qh5? { (0.59 → -0.61) Mistake. Nf3 was best. } (2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6) 2... Nf6 3. Qxc5 Nxe4 4. Qd5?! { (-0.40 → -1.35) Inaccuracy. Qe3 was best. } (4. Qe3 d5) 4... Nf6 5. Qc4 d5 6. Qa4+ Nc6 7. Bb5 Qd6 8. d4 a6 9. Bd3 b5?? { (-1.23 → 0.81) Blunder. e5 was best. } (9... e5) 10. Bxb5 Qe6+ 11. Be3 Bb7 12. Bxc6+? { (1.38 → -0.15) Mistake. Be2 was best. } (12. Be2 Ng4) 12... Bxc6 13. Qb3 Ng4?! { (-0.14 → 0.45) Inaccuracy. Qg4 was best. } (13... Qg4 14. g3) 14. h3?! { (0.45 → -0.49) Inaccuracy. Nf3 was best. } (14. Nf3 Nxe3) 14... Nxe3 15. fxe3 Qe4?? { (-0.58 → 1.69) Blunder. g6 was best. } (15... g6 16. Kf2 Bh6 17. Nf3 O-O 18. Re1 Rfb8 19. Qc3 a5 20. a4 Bd7 21. b3 Qd6 22. Qd2) 16. Rh2?? { (1.69 → -2.20) Blunder. Nf3 was best. } (16. Nf3 f6 17. Nbd2 Qf5 18. O-O Qd7 19. Rfe1 Qb7 20. Qxb7 Bxb7 21. e4 Rc8 22. c3 dxe4) 16... e6 17. Nc3 Qxe3+ 18. Nce2 Bd6?? { (-2.64 → 8.83) Blunder. Qe4 was best. } (18... Qe4 19. g3) 19. Qxe3 Bxh2 20. Nf3 O-O-O 21. Nxh2 Bb5 22. Qg5 Bxe2 23. Kxe2 f6 24. Qxg7 f5 25. b3 f4 { Black offers draw } 26. c4 dxc4? { (9.51 → Mate in 9) Checkmate is now unavoidable. Rhg8 was best. } (26... Rhg8 27. Qf7) 27. bxc4? { (Mate in 9 → 9.84) Lost forced checkmate sequence. Rc1 was best. } (27. Rc1 Rd7 28. Rxc4+ Kd8 29. Qxh8+ Ke7 30. Rc8 Kd6 31. Qf8+ Re7 32. Qxf4+ e5 33. Qf6+ Kd5) 27... Rhg8 28. Qxh7 Rxg2+ 29. Kf3 Rxh2? { (9.59 → Mate in 8) Checkmate is now unavoidable. Rb2 was best. } (29... Rb2 30. Ng4 e5 31. d5 e4+ 32. Qxe4 a5 33. Qe6+ Kb7 34. h4 Rb4 35. Qf7+ Kb8 36. Qxf4+) 30. Kxf4? { (Mate in 8 → 7.32) Lost forced checkmate sequence. Rb1 was best. } (30. Rb1 Rxd4 31. Qa7 Rd3+ 32. Kg4 Rg3+ 33. Kxf4 Rg4+ 34. Kxg4 Rg2+ 35. Kh4 Rb2 36. Rxb2 e5) 30... Rxd4+ 31. Ke5 Rxc4? { (8.07 → Mate in 11) Checkmate is now unavoidable. Rdd2 was best. } (31... Rdd2 32. Rb1) 32. Kxe6? { (Mate in 11 → 7.92) Lost forced checkmate sequence. Qg8+ was best. } (32. Qg8+ Kc7 33. Qf7+ Kb6 34. Qxe6+ Ka7 35. Qxc4 Rg2 36. Qc5+ Ka8 37. Qc6+ Ka7 38. Qxg2 Kb6) 32... Rc6+ 33. Kf5 Re2 34. Qh8+ Kd7 35. h4 a5 36. h5 Rec2? { (8.15 → Mate in 11) Checkmate is now unavoidable. Rc5+ was best. } (36... Rc5+ 37. Kf4) 37. h6? { (Mate in 11 → 8.29) Lost forced checkmate sequence. Rd1+ was best. } (37. Rd1+ Rd6 38. Rxd6+ Kxd6 39. Qd8+ Kc5 40. Qc7+ Kb4 41. Qxc2 Kb5 42. h6 a4 43. Qc3 a3) 37... R2c5+ 38. Kg4 Rb6 39. Qd4+ Kc6 40. h7 Rb8 41. h8=Q Rxh8 42. Qxh8 Kd6 43. Qf6+ Kd5 44. Qf5+ Kc4 45. Rc1+ Kb4 46. Rxc5 a4 47. Ra5 a3 48. Re5 Kc3 49. Re3+ Kb2 50. Qf2+ Kb1 51. Re1# { White wins by checkmate. } 1-0