[Event "2015 Summer Marathon"] [Site "https://lichess.org/cvUE7Hcv"] [Date "2015.08.01"] [White "SofiaWest"] [Black "G-Bianchi"] [Result "0-1"] [UTCDate "2015.08.01"] [UTCTime "17:18:50"] [WhiteElo "2022"] [BlackElo "2367"] [WhiteRatingDiff "-3"] [BlackRatingDiff "+4"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A57"] [Opening "Benko Gambit Accepted: Dlugy Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 { A57 Benko Gambit Accepted: Dlugy Variation } axb5 6. e4 Qa5+ 7. b4 Qxb4+ 8. Bd2 Qa4 9. Qc1 b4 10. Qxc5 Na6 11. Qd4 e6 12. Nc3 Qa5 13. Nb5 Bc5 14. Qb2 O-O 15. Bc4? { (-1.17 → -3.01) Mistake. Nh3 was best. } (15. Nh3 Rb8 16. Nd4 Qa3 17. Qxa3 bxa3 18. Nb3 Nb4 19. Nxc5 Nc2+ 20. Kf2 Nxa1 21. Be2 Nc2 22. Nb3 d6 23. Nf4 Nb4 24. Bxb4 Rxb4) 15... exd5 16. exd5 Bb7 17. Ne2 Bxd5 18. Bd3 Rfe8 19. Kd1? { (-2.63 → -4.30) Mistake. Kf1 was best. } (19. Kf1 Nc7 20. Nxc7 Qxc7 21. Bxb4 Rab8 22. Rc1 Bxf3 23. gxf3 Qb7 24. Ng1 Bxb4 25. a3 Re3 26. Qd4 Rxf3+ 27. Nxf3 Qxf3+ 28. Kg1 Bxa3) 19... Qa4+ 20. Ke1 Rab8 21. Nd4 d6 22. Nf5?! { (-2.45 → -3.59) Inaccuracy. Kf2 was best. } (22. Kf2 b3 23. axb3 Nb4 24. Kf1 Nxd3 25. Qc3 Bxd4 26. Nxd4 Rxb3 27. Nxb3 Qxb3 28. Qxb3 Bxb3 29. Ra7 Bc4 30. h4 Nd5 31. Kg1 N3f4) 22... b3 23. Nxg7? { (-3.73 → -7.33) Mistake. axb3 was best. } (23. axb3 Nb4 24. Bxb4 Qxb4+ 25. Kf1 Be6 26. Ned4 Bxf5 27. Nxf5 Re5 28. g3 Rxf5 29. Bxf5 Bd4 30. Qe2 Bxa1 31. Kg2 Bd4 32. Rd1 Bc5) 23... Re5 24. axb3 Qh4+ 25. g3?! { (-5.02 → -6.93) Inaccuracy. Kd1 was best. } (25. Kd1 Nb4 26. Bxb4 Qxb4 27. Bc2 Kxg7 28. Ra4 Qb7 29. Nd4 Rc8 30. Rf1 Bxd4 31. Rxd4 Qb6 32. Rd2 Be6 33. f4 Re3 34. Rf3 Bg4) 25... Qh3 26. Rf1?! { (-6.92 → -11.20) Inaccuracy. Bxa6 was best. } (26. Bxa6 Rxb3 27. Qxb3 Bxb3 28. Rb1 Bd5 29. Bc3 Kxg7 30. Bxe5 dxe5 31. Rf1 Qg2 32. f4 Ng4 33. Nc3 Nxh2 34. Nxd5) 26... Nb4 27. Bxb4 Bxb4+ 28. Kd1?! { (-14.70 → Mate in 7) Checkmate is now unavoidable. Qd2 was best. } (28. Qd2 Bxd2+ 29. Kxd2 Kxg7 30. Rf2 Qh6+ 31. f4 Ng4 32. Rff1 Ree8 33. Rae1 Qxh2 34. Rb1 Re3 35. Rbe1 Rxb3 36. Bc2 Rb4 37. Kd1 Bb3) 28... Qxf1+ 29. Kc2 Rxe2+ { White resigns. } 0-1