CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/OjKaOBj3"] [Date "2022.05.21"] [White "robbychess"] [Black "M280"] [Result "0-1"] [UTCDate "2022.05.21"] [UTCTime "17:30:13"] [WhiteElo "1414"] [BlackElo "1613"] [WhiteRatingDiff "-6"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. d4 Nf6 3. Nc3?! { (0.74 → 0.14) Inaccuracy. d5 was best. } (3. d5 Nb8) 3... d5 4. Bg5?! { (0.18 → -0.44) Inaccuracy. Bf4 was best. } (4. Bf4) 4... e6?! { (-0.44 → 0.50) Inaccuracy. Ne4 was best. } (4... Ne4 5. Bh4 Nxc3 6. bxc3 g6 7. e3 Na5 8. Bd3 c5 9. dxc5 Bg7 10. O-O O-O 11. Qe2) 5. e3 Bb4 6. Bb5 a6?! { (0.41 → 1.08) Inaccuracy. h6 was best. } (6... h6) 7. Ba4? { (1.08 → -0.08) Mistake. Bxc6+ was best. } (7. Bxc6+ bxc6) 7... O-O? { (-0.08 → 0.94) Mistake. Bd7 was best. } (7... Bd7 8. Bxc6 Bxc6 9. Ne5 h6 10. Bxf6 Qxf6 11. Qd2 Bb5 12. a3 Bd6 13. f4 Qh4+ 14. g3) 8. O-O?! { (0.94 → -0.01) Inaccuracy. Bxc6 was best. } (8. Bxc6 bxc6 9. Ne5 h6 10. Bh4 Qe8 11. Bxf6 gxf6 12. Nd3 Bd6 13. Qh5 Kh7 14. O-O-O Rg8) 8... b5 9. Bb3 h6 10. Bh4? { (0.15 → -1.09) Mistake. Bxf6 was best. } (10. Bxf6) 10... Na5? { (-1.09 → 0.17) Mistake. g5 was best. } (10... g5 11. Bg3 Bxc3 12. bxc3 Ne4 13. Qd3 a5 14. a4 b4 15. cxb4 Nxb4 16. Qd1 Ba6 17. Re1) 11. Ne5 g5?! { (0.08 → 1.00) Inaccuracy. Be7 was best. } (11... Be7) 12. Bg3 Bxc3 13. bxc3 Ne4?? { (0.63 → 2.70) Blunder. Ra7 was best. } (13... Ra7 14. f3 c6 15. Nd3 Nh5 16. Bb8 Rb7 17. f4 Ng7 18. fxg5 hxg5 19. Bg3 f6 20. e4) 14. Qd3?? { (2.70 → -0.29) Blunder. Qh5 was best. } (14. Qh5 Ra7) 14... Nxg3?? { (-0.29 → 2.27) Blunder. c5 was best. } (14... c5 15. dxc5 Nxc5 16. Qd4 Ne4 17. f3 Nxg3 18. hxg3 Bb7 19. e4 Nc6 20. Nxc6 Bxc6 21. exd5) 15. fxg3 f5 16. Ng6? { (1.89 → 0.43) Mistake. a4 was best. } (16. a4 c6) 16... Rf6 17. Ne5 Nxb3?? { (0.45 → 2.88) Blunder. Qd6 was best. } (17... Qd6 18. a4) 18. cxb3 a5 19. Qxb5?? { (2.83 → 0.94) Blunder. Rf3 was best. } (19. Rf3 Bd7) 19... Ba6 20. Qc6 g4?? { (1.23 → 6.76) Blunder. Bxf1 was best. } (20... Bxf1 21. Rxf1) 21. Rfe1 h5 22. Nd7 Rf7 23. Ne5?! { (6.58 → 4.85) Inaccuracy. Nc5 was best. } (23. Nc5) 23... Re7 24. h3?! { (5.09 → 3.50) Inaccuracy. a4 was best. } (24. a4) 24... gxh3 25. gxh3 Qc8 26. Ng6? { (3.66 → 1.88) Mistake. Kh2 was best. } (26. Kh2 Rg7) 26... Rg7 27. Ne5 Rxg3+?? { (2.51 → 5.48) Blunder. h4 was best. } (27... h4 28. g4) 28. Kf2 Rg7?! { (5.11 → 8.37) Inaccuracy. h4 was best. } (28... h4 29. Rg1 Bb7 30. Qc5 Qf8 31. Rxg3+ hxg3+ 32. Kxg3 Qxc5 33. dxc5 Kh7 34. Kf3 a4 35. b4) 29. c4?? { (8.37 → 1.99) Blunder. Rg1 was best. } (29. Rg1) 29... Bb7 30. Qa4 Ra6?? { (1.87 → 4.25) Blunder. dxc4 was best. } (30... dxc4 31. Rg1) 31. cxd5?? { (4.25 → 1.69) Blunder. c5 was best. } (31. c5 Qd8) 31... exd5 32. b4?? { (2.22 → -0.37) Blunder. Rg1 was best. } (32. Rg1) 32... h4?? { (-0.37 → 5.23) Blunder. axb4 was best. } (32... axb4 33. Qxb4) 33. bxa5?? { (5.23 → 1.60) Blunder. Rg1 was best. } (33. Rg1) 33... Rg3 34. Ke2?? { (1.92 → 0.07) Blunder. Rg1 was best. } (34. Rg1 f4) 34... Rxh3?? { (0.07 → 4.10) Blunder. Rf6 was best. } (34... Rf6 35. Rg1) 35. Nd7?? { (4.10 → -5.33) Blunder. Rh1 was best. } (35. Rh1 Rxh1 36. Rxh1 Rh6 37. Qb4 c5 38. dxc5 Qc7 39. Rg1+ Kh7 40. Qf4 Ba6+ 41. Kd1 Bc8) 35... Rh2+? { (-5.33 → -3.16) Mistake. Bc6 was best. } (35... Bc6 36. Rg1+) 36. Kd1?! { (-3.16 → -4.32) Inaccuracy. Kf3 was best. } (36. Kf3 Rd6) 36... Bc6 37. Qxc6?? { (-3.94 → -12.40) Blunder. Rg1+ was best. } (37. Rg1+ Kh7) 37... Rxc6 38. Ne5 Rcc2 39. a6?! { (-68.69 → Mate in 1) Checkmate is now unavoidable. Rg1+ was best. } (39. Rg1+ Kh7) 39... Qxa6 40. Nd7 Qd3# { Black wins by checkmate. } 0-1