CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/gW1RRNYr"] [Date "2024.03.30"] [White "Nikolai"] [Black "Vishnu"] [Result "1-0"] [UTCDate "2024.03.30"] [UTCTime "17:47:36"] [WhiteElo "1153"] [BlackElo "1355"] [WhiteRatingDiff "+12"] [BlackRatingDiff "-34"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "420+2"] [ECO "C25"] [Opening "Vienna Game"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. e4 e5 2. Nc3 { C25 Vienna Game } d6?! { (0.05 → 0.56) Inaccuracy. Nf6 was best. } (2... Nf6 3. Nf3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3) 3. d3 Nc6 4. Nf3 Bg4 5. Be2 Be6 6. Bg5?! { (0.98 → 0.15) Inaccuracy. Be3 was best. } (6. Be3 Nf6) 6... Be7 7. Bxe7 Ncxe7?! { (0.10 → 0.86) Inaccuracy. Ngxe7 was best. } (7... Ngxe7 8. d4) 8. O-O? { (0.86 → -0.25) Mistake. d4 was best. } (8. d4 Ng6) 8... Nc6? { (-0.25 → 1.01) Mistake. c5 was best. } (8... c5) 9. Nd5?! { (1.01 → 0.07) Inaccuracy. d4 was best. } (9. d4 Bg4 10. Nxe5 dxe5 11. Bxg4 Nxd4 12. f4 Nh6 13. fxe5 Nxc2 14. Qxc2 Nxg4 15. e6 fxe6) 9... Bxd5?! { (0.07 → 0.60) Inaccuracy. Nf6 was best. } (9... Nf6 10. Ne3 O-O 11. c3 Ne7 12. d4 Nxe4 13. dxe5 dxe5 14. Qc2 Nd6 15. Nxe5 Nef5 16. Nxf5) 10. exd5 Nb4? { (0.32 → 1.40) Mistake. Nce7 was best. } (10... Nce7) 11. c4 Nf6?? { (1.32 → 8.27) Blunder. c5 was best. } (11... c5 12. a3 Na6 13. Qa4+ Kf8 14. Qb3 b6 15. Qc3 Nb8 16. Nd2 Nd7 17. Rae1 h5 18. Bd1) 12. Ng5?? { (8.27 → 0.34) Blunder. Qa4+ was best. } (12. Qa4+) 12... Ng4?? { (0.34 → 7.75) Blunder. a5 was best. } (12... a5) 13. Qd2? { (7.75 → 3.94) Mistake. Nh3 was best. } (13. Nh3 Nxh2) 13... h6? { (3.94 → 8.07) Mistake. Nh6 was best. } (13... Nh6 14. f4 a5 15. a3 Na6 16. fxe5 dxe5 17. d4 exd4 18. Bd3 O-O 19. Bxh7+ Kh8 20. Rae1) 14. Qxb4?! { (8.07 → 4.90) Inaccuracy. Nxf7 was best. } (14. Nxf7) 14... Qxg5 15. Bxg4?! { (4.86 → 3.12) Inaccuracy. Qxb7 was best. } (15. Qxb7 O-O) 15... Qxg4 16. Qe1?? { (3.11 → -0.19) Blunder. Qxb7 was best. } (16. Qxb7 O-O 17. Qxc7 Qg6 18. b3 a5 19. Qd7 Rfb8 20. h4 a4 21. Rab1 axb3 22. axb3 h5) 16... f5? { (-0.19 → 1.04) Mistake. O-O was best. } (16... O-O 17. Qe3) 17. h3? { (1.04 → -0.17) Mistake. f4 was best. } (17. f4 O-O) 17... Qh4?? { (-0.17 → 1.99) Blunder. Qd4 was best. } (17... Qd4 18. Qc3 Qxc3 19. bxc3 O-O-O 20. Rae1 Rde8 21. f3 g5 22. a4 h5 23. a5 Rhg8 24. a6) 18. Qe3?? { (1.99 → -0.23) Blunder. f4 was best. } { White offers draw } (18. f4 Qf6 19. fxe5 dxe5 20. Qa5 O-O 21. Qxc7 e4 22. dxe4 Qd4+ 23. Kh2 fxe4 24. Rad1 Qxb2) 18... f4 19. Qe4 g5?? { (0.16 → 4.56) Blunder. O-O was best. } (19... O-O 20. Rfe1 a5 21. Qf3 Rae8 22. Re4 Qf6 23. Rae1 Qf7 24. d4 exd4 25. Re6 c5 26. Qe4) 20. Qg6+ Ke7? { (4.43 → 13.63) Mistake. Kf8 was best. } { Black offers draw } (20... Kf8) 21. Qg7+ Kd8 22. Qxh8+ Kd7 23. Qxa8 Ke7 24. Qxa7 b6 25. Qxc7+ Kf6 26. Qxd6+ Kf5?! { (20.15 → Mate in 1) Checkmate is now unavoidable. Kf7 was best. } (26... Kf7 27. Qe6+) 27. Qxb6 e4 28. dxe4+ Kxe4 29. f3+ Kd3 30. Qf2?! { (Mate in 2 → 21.96) Lost forced checkmate sequence. Rad1+ was best. } (30. Rad1+ Kxc4 31. Rd4#) 30... Qh5?! { (21.96 → Mate in 3) Checkmate is now unavoidable. Qg3 was best. } (30... Qg3 31. c5) 31. g4?! { (Mate in 3 → 23.01) Lost forced checkmate sequence. Rac1 was best. } (31. Rac1 Qxf3 32. gxf3 h5 33. Rc3#) 31... Qxh3?! { (23.01 → Mate in 6) Checkmate is now unavoidable. fxg3 was best. } (31... fxg3 32. Qxg3) 32. Qg2?! { (Mate in 6 → 31.87) Lost forced checkmate sequence. Rfd1+ was best. } (32. Rfd1+ Kxc4 33. Rac1+ Kb5 34. Rc5+ Ka6 35. Rc6+ Ka5 36. Qb6+ Ka4 37. Rd4#) 32... Qxg2+?! { (31.87 → Mate in 11) Checkmate is now unavoidable. Qh4 was best. } (32... Qh4 33. b3) 33. Kxg2 Ke2 34. Rae1+ Kd3 35. d6 Kxc4 36. d7 Kd5 37. d8=Q+ Kc4 38. b3+ Kc3 39. Rc1+ Kb4 40. Qb8+ Ka3 41. b4 Kb2 42. Rc7 h5 43. gxh5 g4 44. fxg4 f3+ { Black offers draw } 45. Rxf3 Kxa2 46. Qa8+ Kb2 47. b5 Kb1 48. b6 Kb2 49. b7 Kb1 50. b8=Q# { White wins by checkmate. } 1-0