[Event "?"] [Site "?"] [Date "2014.12.16"] [Round "?"] [White "Simon"] [Black "Nathalie"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A57"] [Opening "Benko Gambit Declined: Main Line"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 c5 2. d5 Nf6 3. c4 b5 4. Nf3 { A57 Benko Gambit Declined: Main Line } bxc4?! { (0.13 → 0.79) Inaccuracy. e6 was best. } (4... e6 5. cxb5 exd5 6. e3 Bb7 7. Nc3 Be7 8. b3 O-O 9. Be2 d6) 5. Nc3 g6 6. e4 Ba6?! { (0.67 → 1.71) Inaccuracy. Bg7 was best. } (6... Bg7 7. d6 Nc6 8. Bxc4 e6 9. O-O Ng4 10. Bb5 Qb6 11. Ng5 Nf6 12. f4 Nd4) 7. h3? { (1.71 → 0.14) Mistake. e5 was best. } (7. e5 Nh5 8. Qa4 Qb6 9. Bxc4 Bxc4 10. Qxc4 Qb4 11. Qd3 Bg7 12. O-O O-O 13. g3) 7... Bg7?! { (0.14 → 1.05) Inaccuracy. d6 was best. } (7... d6 8. Nd2 Bg7 9. Bxc4 O-O 10. Qe2 Qb6 11. a4 Nfd7 12. Nb5 Ne5 13. O-O Bxb5 14. Bxb5 Nbd7 15. Nc4 Nxc4 16. Qxc4) 8. Be3?! { (1.05 → 0.14) Inaccuracy. e5 was best. } (8. e5 Ng8 9. Bf4 d6 10. Be2 Nh6 11. g4 dxe5 12. Nxe5 O-O 13. Nxc4) 8... d6 9. Be2 Qb6 10. Rb1 O-O 11. O-O Nbd7 12. Qd2 Qa5 13. Bh6 Rab8 14. Bxg7 Kxg7 15. Qg5?! { (-0.23 → -1.25) Inaccuracy. Qe3 was best. } (15. Qe3 Rb4 16. g4 Kg8 17. e5 Nxe5 18. Nxe5 dxe5 19. Qxe5 Qd8 20. g5 Nd7 21. Qe3 Re8 22. Bg4) 15... Rb4?! { (-1.25 → -0.36) Inaccuracy. Rxb2 was best. } (15... Rxb2 16. Rxb2 Qxc3 17. Rfb1 h6 18. Qf4 Nb6 19. Bd1 Rb8 20. Qh4 Qa5 21. Rc2 Rh8 22. Qf4 c3) 16. a3 Rb3 17. Bd1 Rb6?! { (-1.03 → -0.46) Inaccuracy. Rxb2 was best. } (17... Rxb2 18. Rxb2 Qxc3 19. Rc2 Qxa3) 18. Na4 Rb5 19. Bc2 Rfb8 20. Rfc1 Nxe4?? { (-0.87 → 1.04) Blunder. c3 was best. } (20... c3 21. b3 Nb6 22. Nh4 Bc8 23. e5 dxe5 24. Nxb6 Qxb6 25. Qxe5 Qd6 26. Qxc3 Kg8 27. Nf3 Nxd5) 21. Bxe4 Qxa4 22. Qxe7 Nf6? { (0.94 → 2.22) Mistake. R5b7 was best. } (22... R5b7 23. Ng5 Nf8 24. Qxd6 Qa5 25. Bf3 Qd8 26. Nxf7 Qf6 27. Qxf6+ Kxf6 28. Nd6 Rxb2 29. Rxb2 Rxb2 30. Nxc4 Ra2 31. Nd6 Nd7 32. Ne4+) 23. Ng5 R8b7?? { (2.44 → Mate in 5) Checkmate is now unavoidable. R5b7 was best. } (23... R5b7 24. Ne6+ Kg8 25. Qxf6 fxe6 26. dxe6 Rf8 27. Qh4 Rc7 28. Bd5 Re8 29. b3 Qxa3 30. bxc4 Bc8 31. Qf6 Ree7 32. Qf4 Qa4 33. Qxd6) 24. Qxd6?? { (Mate in 5 → -0.31) Lost forced checkmate sequence. Ne6+ was best. } (24. Ne6+ Kh6 25. Qf8+ Kh5 26. Bf3+ Kh4 27. g3+ Kxh3 28. Nf4#) 24... Nxe4?? { (-0.31 → 3.00) Blunder. R5b6 was best. } (24... R5b6 25. Qxc5 h6 26. d6 Rd7 27. Bc2 Qb5 28. Qxb5 Bxb5 29. Ne4 Nxe4 30. Bxe4 Rbxd6 31. g3 Rd2 32. b3 cxb3 33. Rxb3 a6 34. Rbc3) 25. Qe5+ Nf6 26. Ne4 R5b6 27. d6 Qd7?? { (2.98 → 12.54) Blunder. Qe8 was best. } (27... Qe8 28. Qxf6+ Kg8 29. Qh4 Kg7 30. Rd1 c3 31. Nf6 Qe6 32. d7 Rxd7 33. Rxd7) 28. Nxf6 Qe6 29. Nh5+? { (13.52 → 4.72) Mistake. Ne8+ was best. } (29. Ne8+ Kh6 30. Qg7+ Kh5) 29... Kf8?? { (4.72 → Mate in 1) Checkmate is now unavoidable. Kh6 was best. } (29... Kh6 30. Qg7+ Kxh5 31. Qxh7+ Kg5 32. f4+ Kf5 33. Qh4 Qe3+ 34. Kh1 Rxb2 35. Qg5+ Ke6 36. f5+ Kxd6 37. Rd1+ Qd4 38. Rxd4+ cxd4 39. Qf6+) 30. Qh8# { White wins by checkmate. } 1-0