CohenChessClub.com

[Event "MrCohenOS Arena"] [Site "https://cohenchessclub.com/us8fKxyi"] [Date "2022.12.31"] [White "Derek"] [Black "Alex4"] [Result "1-0"] [UTCDate "2022.12.31"] [UTCTime "00:29:26"] [WhiteElo "1052"] [BlackElo "1606"] [WhiteRatingDiff "+72"] [BlackRatingDiff "-340"] [BlackTitle "IM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C68"] [Opening "Ruy Lopez: Exchange Variation, Lutikov Variation"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6?! { (0.49 → -0.07) Inaccuracy. Ba4 was best. } (4. Ba4 Nf6) 4... bxc6?! { (-0.07 → 0.90) Inaccuracy. dxc6 was best. } { C68 Ruy Lopez: Exchange Variation, Lutikov Variation } (4... dxc6 5. O-O Qf6 6. d4 exd4 7. Bg5 Qd6 8. Nxd4 Be7 9. Bxe7 Nxe7 10. Nc3 Bd7 11. Nb3) 5. Nxe5?! { (0.90 → 0.19) Inaccuracy. Nc3 was best. } (5. Nc3 Qf6) 5... d6?? { (0.19 → 1.82) Blunder. Qe7 was best. } (5... Qe7 6. d4) 6. Nc4? { (1.82 → 0.65) Mistake. Nf3 was best. } (6. Nf3 Ne7) 6... h5? { (0.65 → 2.15) Mistake. d5 was best. } (6... d5) 7. Nba3?? { (2.15 → 0.33) Blunder. O-O was best. } (7. O-O) 7... Bg4?! { (0.33 → 1.10) Inaccuracy. d5 was best. } (7... d5 8. exd5 cxd5 9. Ne5 Ne7 10. d4 f6 11. Nd3 Ng6 12. O-O Kf7 13. c3 Bxa3 14. bxa3) 8. f3 Be6 9. e5?? { (1.01 → -7.62) Blunder. Qe2 was best. } (9. Qe2 d5 10. Ne5 Qh4+ 11. g3 Qf6 12. d4 Bxa3 13. bxa3 dxe4 14. O-O Bh3 15. Rf2 Qd6) 9... dxe5?? { (-7.62 → -0.10) Blunder. Bxc4 was best. } (9... Bxc4 10. Nxc4 Qh4+ 11. Ke2 Qxc4+ 12. d3 Qe6 13. Re1 dxe5 14. Kf1 Bd6 15. d4 f6 16. c4) 10. Nxe5?? { (-0.10 → -7.07) Blunder. Qe2 was best. } (10. Qe2 Bxa3) 10... f6?? { (-7.07 → 2.12) Blunder. Bxa3 was best. } (10... Bxa3 11. bxa3) 11. Nxc6?? { (2.12 → -6.23) Blunder. Ng6 was best. } (11. Ng6) 11... Qb8?? { (-6.23 → 9.53) Blunder. Qd5 was best. } (11... Qd5 12. b3 Qxc6 13. c4 Qd7 14. Nc2 Qd3 15. Qe2 Qxe2+ 16. Kxe2 Bf5 17. Ne3 Bg6 18. d4) 12. Nxb8 Rxb8 13. d3 Bc5 14. Bf4 Nh6 15. Bxc7 Rc8 16. Bf4 Ng4 17. fxg4 hxg4 18. h3 gxh3 19. Rxh3 Bxh3 20. gxh3 Rxh3 21. d4?! { (11.92 → 6.03) Inaccuracy. Qg4 was best. } (21. Qg4 Rc6 22. Qxh3 Bxa3 23. bxa3 Rxc2 24. Qe6+ Kd8 25. Qxa6 Ke7 26. Qb7+ Ke6 27. Qxg7 Rb2) 21... Bb4+?! { (6.03 → 9.62) Inaccuracy. Rh1+ was best. } (21... Rh1+ 22. Kd2) 22. c3 Bf8 23. Qg4 Rh1+ 24. Kf2 Rxa1 25. Qxc8+ Kf7 26. Qxa6 Rxa2 27. Bd6 Kg8 28. Qa8 Rxb2+ 29. Ke3 Rb3 30. Qxf8+ Kh7 31. Nc4 Rxc3+ 32. Ke4 Rxc4 33. Qf7 Rc6? { (7.07 → Mate in 8) Checkmate is now unavoidable. Rc1 was best. } (33... Rc1 34. Ke3 Rf1 35. Qh5+ Kg8 36. Qd5+ Kh7 37. Ke2 Rg1 38. Bf4 Ra1 39. Qf7 Ra5 40. Bd2) 34. Bc5?! { (Mate in 8 → 11.63) Lost forced checkmate sequence. Qh5+ was best. } (34. Qh5+ Kg8 35. Qd5+ Kh7 36. Qxc6 Kg6 37. Qe8+ Kg5 38. Bf4+ Kg4 39. Qg6+ Kh4 40. Kf5 Kh3) 34... Kh6?! { (11.63 → Mate in 5) Checkmate is now unavoidable. f5+ was best. } (34... f5+ 35. Qxf5+) 35. d5?! { (Mate in 5 → 10.01) Lost forced checkmate sequence. Kf5 was best. } (35. Kf5 Rxc5+ 36. dxc5 Kh7 37. c6 Kh8 38. Kg6 f5 39. Qf8#) 35... Rxc5 36. d6 Rc8 37. d7 Rb8 38. Kf5 Kh7?! { (12.16 → Mate in 5) Checkmate is now unavoidable. Rb5+ was best. } (38... Rb5+ 39. Ke6) 39. Qg6+ Kg8 40. Ke6 Kf8 41. Qf7# { White wins by checkmate. } 1-0