CohenChessClub.com

[Event " MrCohenOS Arena"] [Site "https://cohenchessclub.com/7KvJG1YO"] [Date "2022.07.29"] [White "Cade"] [Black "Ansh"] [Result "0-1"] [UTCDate "2022.07.29"] [UTCTime "20:04:05"] [WhiteElo "1707"] [BlackElo "1767"] [WhiteRatingDiff "-8"] [BlackRatingDiff "+22"] [WhiteTitle "IM℃"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A06"] [Opening "Zukertort Opening: Old Indian Attack"] [Termination "Normal"] [Annotator "cohenchessclub.com"] 1. Nf3 d5 2. d3?! { (0.38 → -0.19) Inaccuracy. d4 was best. } { A06 Zukertort Opening: Old Indian Attack } (2. d4 Nf6 3. c4 dxc4 4. e3 a6 5. Bxc4 e6 6. O-O b5) 2... Nc6 3. g3 Nf6 4. Bg2 e5 5. O-O Bd6 6. Re1 Be6 7. e4 d4?! { (-0.15 → 0.45) Inaccuracy. dxe4 was best. } (7... dxe4 8. dxe4 Bc5 9. Qe2 O-O 10. Nc3 Bg4 11. Qc4 Bxf3 12. Bxf3 Nd4 13. Bd1 Ne6 14. Nd5) 8. Bg5? { (0.45 → -0.68) Mistake. c3 was best. } (8. c3 Bg4 9. Nbd2 Bc5 10. h3 Bxf3 11. Nxf3 a5 12. Qb3 Bb6 13. cxd4 a4 14. Qc4 Bxd4) 8... Be7 9. Na3 Qd7 10. b3?? { (-0.50 → -8.14) Blunder. Bd2 was best. } (10. Bd2 O-O 11. Ng5 Bg4 12. f3 Bh5 13. Nh3 Ng4 14. Qe2 Ne3 15. Bxe3 dxe3 16. c3 Bxa3) 10... O-O-O?? { (-8.14 → -0.41) Blunder. Bxa3 was best. } (10... Bxa3 11. Rb1) 11. Nc4 Rhg8?? { (-0.40 → 2.98) Blunder. Bxc4 was best. } (11... Bxc4 12. dxc4 h6 13. Bd2 g5 14. a3 Qe6 15. b4 Nd7 16. h3 Qxc4 17. Bf1 Qe6 18. c3) 12. Bxf6?? { (2.98 → -1.73) Blunder. Nfxe5 was best. } (12. Nfxe5 Nxe5 13. Nxe5 Qe8 14. Nf3 Kb8 15. e5 Nd5 16. Bxe7 Nxe7 17. Ng5 h6 18. Nxe6 fxe6) 12... Bxf6 13. Qd2 Bxc4?? { (-2.23 → -0.58) Blunder. g5 was best. } (13... g5 14. b4 b5 15. Na5 Nxa5 16. bxa5 c5 17. Reb1 g4 18. Nh4 Bxh4 19. gxh4 Kc7 20. c3) 14. bxc4? { (-0.58 → -1.68) Mistake. dxc4 was best. } (14. dxc4 g5 15. Reb1 g4 16. Ne1 Bg5 17. Qd1 d3 18. Nxd3 h5 19. a4 h4 20. b4 Nd4) 14... Be7 15. Rab1 f6?! { (-1.63 → -0.94) Inaccuracy. g5 was best. } (15... g5 16. Rb5) 16. Rb2? { (-0.94 → -2.04) Mistake. Rb5 was best. } (16. Rb5 g5) 16... Qd6?? { (-2.04 → 0.92) Blunder. Bc5 was best. } (16... Bc5 17. Reb1 b6 18. Rb5 g5 19. Rxc5 bxc5 20. Qc1 Qd6 21. Qa3 Kd7 22. Rb5 Nb4 23. Qa4) 17. Reb1 b6 18. a4?? { (1.17 → -1.20) Blunder. Bh3+ was best. } (18. Bh3+ Kb7) 18... a5?! { (-1.20 → -0.18) Inaccuracy. Qe6 was best. } (18... Qe6 19. Rb5) 19. Rb5? { (-0.18 → -1.56) Mistake. Bh3+ was best. } (19. Bh3+) 19... g6?? { (-1.56 → 6.85) Blunder. Qe6 was best. } (19... Qe6 20. h4 Nb4 21. Kh2 Kb7 22. Bh3 Qf7 23. c5 Bxc5 24. Rxc5 bxc5 25. c3 dxc3 26. Qxc3) 20. Rd5?? { (6.85 → -0.79) Blunder. Bh3+ was best. } (20. Bh3+) 20... Qe6?! { (-0.79 → 0.18) Inaccuracy. Qa3 was best. } (20... Qa3 21. Bh3+) 21. Rbb5? { (0.18 → -0.88) Mistake. Qh6 was best. } (21. Qh6 Qf7 22. c5 Nb4 23. cxb6 cxb6 24. Nd2 Bc5 25. Nc4 Qe7 26. f4 Nxd5 27. exd5 exf4) 21... f5?? { (-0.88 → 3.63) Blunder. Bb4 was best. } (21... Bb4 22. Qh6 Qe7 23. Nd2 Kb7 24. Nb3 Ka6 25. Bh3 Rxd5 26. exd5 Na7 27. Be6 Qg7 28. Qh4) 22. Rxd8+ Rxd8 23. Rd5?? { (3.08 → -0.45) Blunder. Ng5 was best. } (23. Ng5) 23... Bb4?? { (-0.45 → 4.01) Blunder. fxe4 was best. } (23... fxe4 24. Qh6) 24. Qh6 Bd6 25. Qxh7?? { (5.25 → 0.94) Blunder. exf5 was best. } (25. exf5) 25... fxe4?? { (0.94 → 7.76) Blunder. Qf6 was best. } (25... Qf6) 26. dxe4?? { (7.76 → -0.67) Blunder. Bh3 was best. } (26. Bh3 Qxh3 27. Qxh3+ Kb7 28. Ng5 e3 29. fxe3 Be7 30. Ne6 Rd6 31. e4 Rxd5 32. cxd5 Nd8) 26... Kb7?? { (-0.67 → 1.24) Blunder. Qf6 was best. } (26... Qf6 27. Qh4 Qxh4 28. Nxh4 Nb4 29. Nxg6 c6 30. Rxd6 Rxd6 31. Nxe5 Nxc2 32. Bf1 Kc7 33. Nf7) 27. Nh4?? { (1.24 → -2.35) Blunder. Ng5 was best. } (27. Ng5 Qg8 28. Qxg8 Rxg8 29. Nf7 Nb4 30. Nxd6+ cxd6 31. Rxd6 Nxc2 32. h4 Na3 33. Rd5 Nxc4) 27... Rd7?? { (-2.35 → 2.37) Blunder. Ne7 was best. } (27... Ne7 28. Rxd4) 28. Qh8?? { (2.37 → -1.08) Blunder. Qxg6 was best. } (28. Qxg6 Qxg6 29. Nxg6 Rg7 30. Nh4 Nb4 31. Nf5 Nxd5 32. exd5 Rg8 33. Be4 b5 34. cxb5 Kb6) 28... Nb4? { (-1.08 → 0.00) Mistake. Rd8 was best. } (28... Rd8 29. Qg7) 29. Rb5?? { (0.00 → -4.29) Blunder. Nf3 was best. } (29. Nf3 Nxd5 30. cxd5 Qe7 31. Bf1 Rd8 32. Qh3 Rf8 33. Qg4 Qf7 34. Kg2 Qe8 35. Bb5 Qf7) 29... Qxc4?? { (-4.29 → -1.75) Blunder. c6 was best. } (29... c6 30. Nf3 cxb5 31. Bh3 Qe7 32. Bxd7 Qxd7 33. cxb5 Bc7 34. h4 Qg4 35. Qf6 Qxe4 36. Ng5) 30. Nxg6?? { (-1.75 → -4.42) Blunder. Bh3 was best. } (30. Bh3 Rf7) 30... c6?? { (-4.42 → 4.87) Blunder. Qxc2 was best. } (30... Qxc2 31. Qe8 Rg7 32. Nxe5 Re7 33. Qh5 Qc1+ 34. Bf1 Bxe5 35. Rxe5 Rxe5 36. Qxe5 d3 37. Kg2) 31. Nxe5 Bxe5 32. Rxe5 d3 33. Re8?? { (5.42 → 0.00) Blunder. cxd3 was best. } (33. cxd3 Nxd3 34. Re8 Qc5 35. Rf8 Qe5 36. Qg8 Nc5 37. h4 Nxa4 38. Re8 Qc7 39. e5 Nc5) 33... Na6?? { (0.00 → 5.71) Blunder. dxc2 was best. } (33... dxc2 34. Rb8+ Kc7 35. Qe5+ Rd6 36. Qe7+ Kxb8 37. Qxd6+ Ka8 38. Qd8+ Ka7 39. Qd7+ Ka6 40. Qc8+) 34. cxd3 Qxd3?! { (5.85 → 8.71) Inaccuracy. Qd4 was best. } (34... Qd4 35. Qf8) 35. e5?? { (8.71 → 3.51) Blunder. Bf1 was best. } (35. Bf1) 35... Qc4?? { (3.51 → 9.16) Blunder. Qb1+ was best. } (35... Qb1+ 36. Bf1) 36. e6?? { (9.16 → Mate in 2) Checkmate is now unavoidable. h4 was best. } (36. h4 Qxa4 37. e6 Rd1+ 38. Kh2 Qd4 39. Qf8 Qd6 40. e7 Re1 41. Ra8 Nb8 42. e8=Q Rxe8) 36... Rd1+ 37. Bf1 Qxf1# { Black wins by checkmate. } 0-1