[Event "1400 پیشکسوتان ایران10 مهر"] [Site "https://lichess.org/lcyb8FAc"] [Date "2021.10.02"] [Round "-"] [White "masoumi-m"] [Black "ostooreh"] [Result "1-0"] [GameId "lcyb8FAc"] [UTCDate "2021.10.02"] [UTCTime "19:44:29"] [WhiteElo "2214"] [BlackElo "2056"] [WhiteRatingDiff "+3"] [BlackRatingDiff "-4"] [Variant "Standard"] [TimeControl "300+3"] [ECO "A57"] [Opening "Benko Gambit: Zaitsev System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.0] } 1... Nf6 { [%eval 0.27] } 2. c4 { [%eval 0.11] } 2... c5?! { (0.11 → 0.92) Inaccuracy. e6 was best. } { [%eval 0.92] } (2... e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 6. Bd2 b6 7. cxd5) 3. d5 { [%eval 0.52] } 3... b5 { [%eval 0.8] } 4. cxb5 { [%eval 0.81] } 4... a6 { [%eval 0.74] } 5. Nc3 { [%eval 0.54] } { A57 Benko Gambit: Zaitsev System } 5... g6? { (0.54 → 1.82) Mistake. axb5 was best. } { [%eval 1.82] } (5... axb5 6. Nxb5 Ne4 7. e3 Qa5+ 8. Bd2 Nxd2 9. Qxd2 g6 10. b3) 6. e3?! { (1.82 → 0.81) Inaccuracy. e4 was best. } { [%eval 0.81] } (6. e4 d6 7. Nf3 Bg7 8. a4 O-O 9. Bf4 axb5 10. Bxb5 Ba6) 6... Bg7 { [%eval 1.0] } 7. Nf3?! { (1.00 → 0.13) Inaccuracy. e4 was best. } { [%eval 0.13] } (7. e4 O-O 8. a4 Bb7 9. Bg5 Qa5 10. Bd2 Qd8 11. Bc4 e6) 7... O-O { [%eval 0.17] } 8. Be2 { [%eval 0.68] } 8... d6 { [%eval 0.95] } 9. O-O { [%eval 0.75] } 9... Nbd7?! { (0.75 → 1.54) Inaccuracy. axb5 was best. } { [%eval 1.54] } (9... axb5 10. Nxb5 Ne4 11. a4 Na6 12. Bd3 f5 13. Bc4 Nb4 14. Nd2 Nf6 15. h3 Qd7 16. Nc3) 10. h3 { [%eval 1.3] } 10... Nb6 { [%eval 1.55] } 11. bxa6?! { (1.55 → 0.64) Inaccuracy. e4 was best. } { [%eval 0.64] } (11. e4 axb5 12. Bxb5 Bd7 13. Bd3 Na4 14. Nxa4 Rxa4 15. Qc2 Ra7 16. Bc4 Qa8 17. Re1 Rb8) 11... Bxa6 { [%eval 0.45] } 12. Bxa6 { [%eval 0.58] } 12... Rxa6 { [%eval 0.78] } 13. Qe2?! { (0.78 → 0.03) Inaccuracy. e4 was best. } { [%eval 0.03] } (13. e4 Qa8 14. Qc2 Na4 15. Nd1 Nb6 16. a3 e6 17. dxe6 Qxe4 18. exf7+ Rxf7 19. Qb3 Qc4) 13... Ra8 { [%eval 0.5] } 14. Rd1 { [%eval 0.05] } 14... Qc7?! { (0.05 → 0.72) Inaccuracy. Na4 was best. } { [%eval 0.72] } (14... Na4 15. Nxa4 Rxa4 16. Qc2 Qa8 17. a3 Rc8 18. Rb1 c4 19. Ne1 c3 20. b4 Nxd5 21. Rxd5) 15. Nb5? { (0.72 → -0.58) Mistake. a4 was best. } { [%eval -0.58] } (15. a4 Qb7) 15... Qb7 { [%eval -0.43] } 16. e4 { [%eval -0.32] } 16... Nfd7 { [%eval -0.18] } 17. a4?? { (-0.18 → -2.96) Blunder. Qc2 was best. } { [%eval -2.96] } (17. Qc2 Na4 18. Nc3 Nxc3 19. bxc3 Nb6 20. e5 Qd7 21. Bg5 dxe5 22. a4 Rxa4 23. Rxa4 Qxa4) 17... Nxa4 { [%eval -3.15] } 18. Ra3 { [%eval -3.13] } 18... Nab6?? { (-3.13 → -0.77) Blunder. Rfb8 was best. } { [%eval -0.77] } (18... Rfb8 19. Rb3 c4 20. Rb4 Nac5 21. Bd2 Nd3 22. Nxd6 Qa6 23. Rxb8+ Rxb8 24. Nxc4 Qxc4 25. Bf4) 19. Bg5 { [%eval -0.65] } 19... Ne5 { [%eval -0.36] } 20. Nxe5 { [%eval -0.34] } 20... Bxe5 { [%eval -0.46] } 21. Rda1 { [%eval -0.52] } 21... Rfb8 { [%eval -0.42] } 22. Ra7 { [%eval -0.72] } 22... Qc8?? { (-0.72 → 4.50) Blunder. Nc8 was best. } { [%eval 4.5] } (22... Nc8 23. Rxa8 Rxa8 24. Rxa8 Qxa8 25. Na3 Qa4 26. g3 f6 27. Bc1 Nb6 28. Qg4 f5 29. exf5) 23. Bxe7 { [%eval 4.91] } 23... Nd7?! { (4.91 → 7.67) Inaccuracy. Qd7 was best. } { [%eval 7.67] } (23... Qd7 24. Qf1) 24. Bxd6 { [%eval 6.33] } 24... Bxd6 { [%eval 7.89] } 25. Nxd6 { [%eval 8.07] } 25... Rxa7 { [%eval 7.9] } 26. Rxa7 { [%eval 7.92] } 26... Ne5 { [%eval 11.8] } 27. Nxc8 { [%eval 12.11] } { Black resigns. } 1-0