[Event "Lev Aronin Birthday Classical Arena"] [Site "https://lichess.org/A597vEft"] [Date "2021.07.20"] [White "BMV1951"] [Black "MasterChessDojo"] [Result "0-1"] [UTCDate "2021.07.20"] [UTCTime "12:49:14"] [WhiteElo "1978"] [BlackElo "2163"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+4"] [BlackTitle "NM"] [Variant "Standard"] [TimeControl "600+25"] [ECO "A57"] [Opening "Benko Gambit: Zaitsev System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 { A57 Benko Gambit: Zaitsev System } axb5 6. Nxb5 Bb7 7. Nc3 e6 8. e4 Qa5 9. Bd2 Qb4? { (1.00 → 2.44) Mistake. Qb6 was best. } (9... Qb6) 10. a3?! { (2.44 → 1.65) Inaccuracy. Bd3 was best. } (10. Bd3 c4) 10... Qxb2?? { (1.65 → 7.78) Blunder. Qb6 was best. } (10... Qb6 11. Nf3 exd5 12. exd5 Nxd5 13. Bc4 Qe6+ 14. Ne2 Be7 15. O-O Ne3 16. Bxe3 Qxc4 17. Rc1) 11. Rb1 Qxa3 12. Rxb7 exd5 13. e5 Ne4 14. Nxd5?! { (6.17 → 4.59) Inaccuracy. Nxe4 was best. } (14. Nxe4) 14... Nxd2 15. Nc7+? { (4.54 → 2.76) Mistake. Kxd2 was best. } (15. Kxd2) 15... Kd8 16. Nxa8 Qxa8 17. Rb2 Nxf1 18. Kxf1 Nc6 19. Nf3 h5 20. h4 Rh6 21. Kg1 d6?? { (2.41 → 5.75) Blunder. Rg6 was best. } (21... Rg6) 22. Kh2 Kc7 23. Qb3 dxe5 24. Qxf7+ Be7 25. Qxg7?! { (6.38 → 4.22) Inaccuracy. Rhb1 was best. } (25. Rhb1 Rf6) 25... Qf8 26. Qg3?? { (4.19 → 0.50) Blunder. Qxf8 was best. } (26. Qxf8) 26... Bd6 27. Rd1 Nd4?? { (0.39 → 4.46) Blunder. e4 was best. } (27... e4 28. Rxd6 Qxd6 29. Ng5 Qxg3+ 30. Kxg3 e3 31. fxe3 Nb4 32. Kf3 Nd3 33. Rb5 Kc6 34. Rb8) 28. Nxe5 Qf6?! { (4.71 → 6.46) Inaccuracy. Re6 was best. } (28... Re6 29. Re1) 29. f4 Nc6 30. Rbd2 Nxe5 31. Rxd6 Ng4+ 32. Kh1?? { (5.99 → 0.63) Blunder. Qxg4 was best. } (32. Qxg4) 32... Qxd6 33. Rxd6 Rxd6 34. f5 Kc6 35. Qf3+ Kc7 36. g3 Rd1+?! { (1.39 → 2.20) Inaccuracy. c4 was best. } (36... c4 37. Kg2) 37. Kg2 Rd2+ 38. Kg1 Rd6 39. Qf4 Kc6 40. Qe4+ Kb5?? { (1.88 → 4.59) Blunder. Kb6 was best. } (40... Kb6 41. Qb1+) 41. Kg2?? { (4.59 → 1.18) Blunder. Qe8+ was best. } (41. Qe8+ Rc6 42. Qxh5 Nf6 43. Qe2+ c4 44. g4 Nxg4 45. Qxg4 c3 46. Qd1 Kc5 47. Qc2 Kd4) 41... Rd2+? { (1.18 → 2.50) Mistake. c4 was best. } (41... c4) 42. Kf3?? { (2.50 → Mate in 1) Checkmate is now unavoidable. Kf1 was best. } (42. Kf1) 42... Rf2# { Black wins by checkmate. } 0-1