[Event "Bengal tiger 3033th swiss tmt"] [Site "https://lichess.org/dousbauF"] [Date "2021.09.30"] [White "marat1972"] [Black "AshkanKash"] [Result "1-0"] [UTCDate "2021.09.30"] [UTCTime "13:30:06"] [WhiteElo "1875"] [BlackElo "1991"] [WhiteRatingDiff "+90"] [BlackRatingDiff "-6"] [Variant "Standard"] [TimeControl "420+3"] [ECO "A57"] [Opening "Benko Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5?! { (0.11 → 0.92) Inaccuracy. e6 was best. } (2... e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 d5 6. Bd2 b6 7. cxd5) 3. d5 b5 { A57 Benko Gambit } 4. b3?! { (0.80 → 0.00) Inaccuracy. cxb5 was best. } (4. cxb5 a6 5. bxa6 e6 6. Nc3 exd5 7. Nxd5 Nxa6 8. Bg5 Be7) 4... g6 5. Bb2 Bg7 6. Nd2 Qa5 7. g3?! { (0.21 → -0.50) Inaccuracy. e3 was best. } (7. e3 O-O 8. Be2 bxc4 9. bxc4 d6 10. Nf3 Nbd7 11. Qc1 Nb6) 7... O-O 8. Bg2 d6 9. Nf3 bxc4 10. bxc4 Ba6?! { (-0.30 → 0.64) Inaccuracy. Nbd7 was best. } (10... Nbd7 11. Rc1 Nb6 12. Bc3 Qa4 13. O-O Qxd1 14. Rfxd1 Na4 15. Ba1 Rb8 16. Re1 Nd7 17. Bxg7) 11. Qc2 Qb4?! { (0.68 → 1.46) Inaccuracy. Nbd7 was best. } (11... Nbd7 12. O-O Ne8 13. Bxg7 Nxg7 14. Rfe1 Qc7 15. h4 Rab8 16. Qc3 Bc8 17. Rab1 Rxb1 18. Rxb1) 12. O-O Nbd7 13. Bc3 Qb6 14. Rfb1 Qc7 15. e4 Ng4?! { (1.27 → 2.10) Inaccuracy. Rfb8 was best. } (15... Rfb8 16. Re1) 16. h3?! { (2.10 → 1.12) Inaccuracy. Bxg7 was best. } (16. Bxg7 Kxg7 17. Bh3 h5 18. Qc3+ Kg8 19. Ng5 Bc8 20. f4 Rb8 21. Re1 Nb6 22. Bxg4 hxg4) 16... Nge5 17. Nxe5 Nxe5 18. Qa4 Bc8 19. Rb3 Bd7 20. Qa3 Rfb8?? { (0.76 → 5.24) Blunder. g5 was best. } (20... g5 21. Bxe5 Bxe5 22. Rab1 Rab8 23. Nf3 Rxb3 24. Rxb3 Bg7 25. Nxg5 a5 26. Rb1 h6 27. Nf3) 21. f4 Bxh3?! { (5.07 → 7.27) Inaccuracy. Rxb3 was best. } (21... Rxb3 22. Qxb3 Rb8 23. Qc2 Nxc4 24. Nxc4 Bd4+ 25. Kh2 Qc8 26. Na5 Bxc3 27. Qxc3 Qa6 28. Rc1) 22. Bxh3 Nd7 23. Bxg7 Kxg7 24. Rab1 Nb6 25. Qb2+ Kg8 26. a4 f5 27. exf5 Kf7? { (9.38 → Mate in 8) Checkmate is now unavoidable. Qc8 was best. } (27... Qc8 28. Kf2) 28. fxg6+ hxg6 29. f5?! { (Mate in 2 → 10.85) Lost forced checkmate sequence. Be6+ was best. } (29. Be6+ Kf8 30. Qh8#) 29... Rh8 30. fxg6+ Kxg6 31. Qc2+ Kg7 32. Bg2 Qc8 33. Rf1 Qg4 34. Qc3+ Kg8 35. Qe3 Nc8 36. Qe6+ Qxe6 37. dxe6 { Black resigns. } 1-0