CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/hIiQjBa7"] [Date "2023.08.15"] [White "Purry"] [Black "Matthew7"] [Result "0-1"] [UTCDate "2023.08.15"] [UTCTime "14:40:09"] [WhiteElo "1149"] [BlackElo "1141"] [WhiteRatingDiff "-17"] [BlackRatingDiff "+21"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Borg Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 g5?? { (0.21 → 2.35) Blunder. e5 was best. } { B00 Borg Defense } (1... e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 a5 6. O-O) 2. Nf3? { (2.35 → 0.89) Mistake. d4 was best. } (2. d4 h6 3. h4 gxh4 4. Nc3 d6 5. Nf3 Nf6 6. Rxh4 Ng4) 2... Nf6 3. Bc4?! { (1.22 → 0.32) Inaccuracy. e5 was best. } (3. e5 g4) 3... e6?! { (0.32 → 1.04) Inaccuracy. Nxe4 was best. } (3... Nxe4 4. Nc3 Nd6 5. Bb3 c5 6. d3 g4 7. Nh4 Rg8 8. h3 e6 9. hxg4 Nc6 10. g5) 4. O-O?! { (1.04 → 0.08) Inaccuracy. d4 was best. } (4. d4 g4) 4... Nxe4?! { (0.08 → 0.66) Inaccuracy. g4 was best. } (4... g4) 5. Re1? { (0.66 → -0.72) Mistake. d3 was best. } (5. d3) 5... Nf6?? { (-0.72 → 1.29) Blunder. d5 was best. } (5... d5) 6. Nc3? { (1.29 → 0.12) Mistake. Nxg5 was best. } (6. Nxg5 c5 7. c3 Nc6 8. d4 d5 9. Bf1 Bg7 10. dxc5 O-O 11. Bf4 h6 12. Nf3 Ne4) 6... Bc5?? { (0.12 → 3.03) Blunder. h6 was best. } (6... h6) 7. d3?? { (3.03 → 0.34) Blunder. d4 was best. } (7. d4 Be7 8. Bxg5 d6 9. Ne2 Nbd7 10. Ng3 h6 11. Bd2 a6 12. a4 c5 13. d5 exd5) 7... Ng4?? { (0.34 → 3.64) Blunder. d5 was best. } (7... d5 8. d4 Be7 9. Bd3 h6 10. b3 Nc6 11. Na4 b6 12. Ne5 Nxe5 13. dxe5 Nd7 14. Qh5) 8. Bxg5?? { (3.64 → -0.59) Blunder. d4 was best. } (8. d4 Be7) 8... Nxf2 9. Rxe6+?? { (-0.85 → -7.23) Blunder. d4 was best. } (9. d4 Nxd1) 9... fxe6 10. Qe2 O-O?? { (-7.62 → 7.93) Blunder. Nh3+ was best. } (10... Nh3+) 11. Re1?? { (7.93 → -11.08) Blunder. Bxd8 was best. } (11. Bxd8 Nh3+) 11... Ng4+ 12. Kh1 Nxh2?? { (-8.00 → 8.85) Blunder. Nf2+ was best. } (12... Nf2+ 13. Qxf2 Bxf2 14. Bxd8 Bxe1 15. Bxc7 Bxc3 16. bxc3 b6 17. Kg1 Bb7 18. Ne5 d5 19. Bb5) 13. Bxd8 Nxf3 14. Qd1?? { (8.67 → 3.39) Blunder. gxf3 was best. } (14. gxf3 Nc6 15. d4 Bxd4 16. Bxc7 b6 17. Nb5 Bc5 18. b4 Rf6 19. bxc5 Ba6 20. Qd2 Bxb5) 14... Nc6? { (3.39 → 6.00) Mistake. Nxe1 was best. } (14... Nxe1 15. d4) 15. Qb1?? { (6.00 → -2.64) Blunder. gxf3 was best. } (15. gxf3) 15... Nxd8?? { (-2.64 → 0.94) Blunder. Nxe1 was best. } (15... Nxe1 16. Qxe1 Nxd8 17. Qg3+ Kf7 18. Nb5 Bd6 19. Nxd6+ cxd6 20. Qxd6 Ke8 21. d4 Rf6 22. d5) 16. Rxe6?? { (0.94 → -6.10) Blunder. gxf3 was best. } (16. gxf3) 16... dxe6 17. gxf3 Rxf3 18. a4 Rg3 19. a5 Rg1+ 20. Kh2 Rxb1 21. Kh3 Rxb2 22. d4 Rxc2 23. dxc5?! { (-22.61 → Mate in 25) Checkmate is now unavoidable. Ne2 was best. } (23. Ne2 Rxc4 24. dxc5 Rxc5 25. Kg2 Rxa5 26. Nd4 a6 27. Nf3 Kf7 28. Ne1 Rd5 29. Kf2 b5) 23... Rxc3+ 24. Bd3 Rxd3+ 25. Kg4?! { (-89.85 → Mate in 4) Checkmate is now unavoidable. Kg2 was best. } (25. Kg2 Rd5 26. Kf3 Rxc5 27. a6 bxa6 28. Ke3 Rd5 29. Kf2 a5 30. Kg3 a4 31. Kf3 Rf5+) 25... Rc3 26. c6 Rc5?! { (Mate in 4 → -84.63) Lost forced checkmate sequence. e5+ was best. } (26... e5+ 27. Kg5 Nf7+ 28. Kf6 Rxc6+ 29. Ke7 Re6#) 27. cxb7?! { (-84.63 → Mate in 12) Checkmate is now unavoidable. Kf3 was best. } (27. Kf3 Nxc6) 27... Rb8 28. bxc8=N Rxa5 29. Nxa7 Rxa7 30. Kg5 c5 31. Kh6 Nf7+ 32. Kh5 c4 33. Kg4 c3 34. Kh5 c2 35. Kh4 c1=Q 36. Kg3 Ra5 37. Kh2 Rb4 38. Kg3 Nd6 39. Kf3 e5 40. Kg3 e4 41. Kh2 e3 42. Kh3 e2 43. Kg3 e1=Q+ 44. Kf3 Ra3+ 45. Kg2 Qb2# { Black wins by checkmate. } 0-1