[Event "Biel GM 45th"] [Site "Biel"] [Date "2012.08.02"] [Round "10"] [White "Nakamura, Hikaru"] [Black "Bologan, Viktor"] [Result "1-0"] [WhiteElo "2778"] [BlackElo "2732"] [Variant "Standard"] [TimeControl "-"] [ECO "A59"] [Opening "Benko Gambit Accepted: King Walk Variation"] [Termination "Unknown"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. e4 Bxf1 8. Kxf1 d6 9. Nf3 Bg7 10. g3 O-O 11. Kg2 { A59 Benko Gambit Accepted: King Walk Variation } Nbd7 12. a4 Qb6 13. Qe2 Rfb8 14. Bd2 Ne8 15. Rhb1 Nc7 16. Nd1 Qa6 17. Qxa6 Rxa6 18. a5 f5 19. exf5 Nxd5 20. fxg6 hxg6 21. Ra4 Nb4 22. Ne3 Rb5 23. b3 e6 24. Bxb4 Rxb4 25. Rxb4 cxb4 26. Rc1 Nc5 27. Rc4 Bc3 28. Nd1 Nxb3?! { (0.29 → 0.87) Inaccuracy. Rxa5 was best. } (28... Rxa5 29. Nxc3 bxc3 30. Rxc3 Rb5 31. Nd4 Rb6 32. f4 Kf7 33. g4 Kf6 34. h3 Rb4 35. Rc4) 29. Nxc3 bxc3 30. Rxc3 Nc5 31. Ra3 e5 32. Nd2 d5 33. Nf3 Nd7 34. Ne1 Nb8?! { (1.18 → 1.86) Inaccuracy. Nb6 was best. } (34... Nb6 35. Nd3 Nc4 36. Nb4 Nxa3 37. Nxa6 Nc4 38. Nb4 Nxa5 39. Nxd5 Kf7 40. Kf3 Nb3 41. h4) 35. Rb3 Nc6 36. Rb6 Rxb6 37. axb6 Kf7 38. b7 Ke6 39. h4 Kd6 40. g4 e4 41. h5 gxh5?! { (2.46 → 3.46) Inaccuracy. Kc7 was best. } (41... Kc7 42. Kg3 gxh5 43. gxh5 Ne7 44. Kf4 Ng8 45. Nc2 Kxb7 46. Ke5 Kc7 47. Ne3 Kd7 48. Nxd5) 42. gxh5 Kc7?? { (3.24 → 7.53) Blunder. d4 was best. } (42... d4 43. Nc2 d3 44. Ne3 Kc7 45. h6 Ne5 46. h7 Nf7 47. Nc4 Nh8 48. Kg3 Kxb7 49. Kf4) 43. h6 Ne5 44. h7 Nf7 45. Kg3?! { (10.96 → 5.57) Inaccuracy. Nc2 was best. } (45. Nc2) 45... Kxb7? { (5.57 → 13.06) Mistake. d4 was best. } (45... d4 46. Kf4 Kxb7 47. f3 d3 48. Ke3 d2 49. Kxd2 Nh8 50. fxe4 Kc7 51. Nd3 Kd6 52. e5+) 46. Nc2 Kc6 47. Kf4 Kd6 48. Kf5 Ke7 49. Kg6 Kf8 50. Kf6 Nh8 51. Nd4 Ke8 52. Kg7 Ke7? { (7.86 → Mate in 24) Checkmate is now unavoidable. Nf7 was best. } (52... Nf7 53. Nb5 Ke7 54. Nd6 Nxd6 55. h8=Q d4 56. Kg6 e3 57. fxe3 dxe3 58. Qe5+ Kd7 59. Qxe3) 53. Kxh8 Kf8 54. Ne2 Kf7 55. Nc3 d4 56. Nxe4 d3 57. Nd2 Kf8 58. Nf3 { White wins. } 1-0