[Event "Surprise simul"] [Site "https://lichess.org/sqxE9aPz"] [Date "2022.05.10"] [White "Astronominoff"] [Black "Ivory12"] [Result "0-1"] [UTCDate "2022.05.10"] [UTCTime "22:36:19"] [WhiteElo "1190"] [BlackElo "1742"] [Variant "Standard"] [TimeControl "900+10"] [ECO "A58"] [Opening "Benko Gambit Accepted: Fully Accepted Variation"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 Nf6 2. c4 c5?! { (0.20 → 0.78) Inaccuracy. e6 was best. } (2... e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bxf6 Qxf6 7. e3) 3. d5 b5 4. cxb5 a6 5. bxa6 { A58 Benko Gambit Accepted: Fully Accepted Variation } g6 6. Nc3 Bg7 7. e4 O-O 8. Bc4 Bxa6 9. Qd3?! { (0.62 → -0.05) Inaccuracy. Bxa6 was best. } (9. Bxa6 Nxa6) 9... d6 10. Nb5?? { (0.00 → -2.67) Blunder. Nf3 was best. } (10. Nf3 Qa5 11. O-O Bxc4 12. Qxc4 Nbd7 13. Qd3 Ng4 14. Bg5 Rfb8 15. Qc2 Bxc3 16. bxc3 f6) 10... Nbd7 11. f4?? { (-2.13 → -6.67) Blunder. Nf3 was best. } (11. Nf3) 11... Nb6 12. b3 Nxe4 13. Rb1 Nxc4 14. bxc4 Qa5+ 15. Kf1 Nf6?! { (-7.89 → -5.60) Inaccuracy. Bc8 was best. } (15... Bc8 16. Na3 Nc3 17. Rb3 Nxa2 18. Ne2 Bf5 19. Qd1 Nxc1 20. Nxc1 e5 21. dxe6 Bxe6 22. Kf2) 16. a3 Rfb8 17. Bd2?! { (-4.76 → -7.31) Inaccuracy. Ne2 was best. } (17. Ne2 Bc8 18. Ng3 Qa4 19. Kf2 h5 20. Re1 h4 21. Ne4 Bf5 22. Kf3 Nxe4 23. Rxe4 Bxe4+) 17... Qd8? { (-7.31 → -4.34) Mistake. Qa4 was best. } (17... Qa4 18. g4 Bxb5 19. Rxb5 Rxb5 20. cxb5 c4 21. Qf3 Qxb5 22. Ne2 Qxd5 23. Qxd5 Nxd5 24. Bc1) 18. a4?! { (-4.34 → -6.15) Inaccuracy. Ne2 was best. } (18. Ne2 Bxb5 19. Rxb5 Rxb5 20. cxb5 Qc8 21. h4 c4 22. Qf3 Qb7 23. Bb4 Nxd5 24. h5 Qxb5) 18... Ne8? { (-6.15 → -3.65) Mistake. Bc8 was best. } (18... Bc8 19. Qb3 e6 20. Nf3 exd5 21. cxd5 Bf5 22. Re1 Bd7 23. Rb1 Ne4 24. Ke2 Bf5 25. Rbc1) 19. Ne2 Bc8 20. Qb3 Bf5 21. Rd1 Nc7 22. Kf2 Qd7?? { (-2.34 → -0.29) Blunder. Bg4 was best. } (22... Bg4) 23. h3? { (-0.29 → -1.41) Mistake. Bc3 was best. } (23. Bc3) 23... h5? { (-1.41 → -0.12) Mistake. Nxb5 was best. } (23... Nxb5 24. axb5) 24. g4?? { (-0.12 → -3.08) Blunder. Bc3 was best. } (24. Bc3 Bf8 25. g4 Be4 26. Rhg1 e6 27. dxe6 Nxe6 28. gxh5 Qe7 29. Rg4 Bf5 30. Rdg1 d5) 24... hxg4 25. hxg4 Bxg4 26. Qg3? { (-3.42 → -6.62) Mistake. Rdg1 was best. } (26. Rdg1 e5) 26... Nxb5 27. axb5 Ra2? { (-6.72 → -4.15) Mistake. Qf5 was best. } (27... Qf5 28. Rh2 Bxe2 29. Kxe2 Qe4+ 30. Kf2 Ra2 31. Qf3 Qxc4 32. Ke1 Rb2 33. Qh3 Qe4+ 34. Re2) 28. Qh4? { (-4.15 → -7.29) Mistake. Rh4 was best. } (28. Rh4) 28... Bh5 29. Ng3 Bd4+?? { (-9.66 → -2.92) Blunder. Bf6 was best. } (29... Bf6 30. Nxh5 Bxh4+ 31. Rxh4 Qf5 32. Ng3 Qc2 33. Ke1 Qxc4 34. Rh2 Rxd2 35. Rhxd2 Qxf4 36. Nf5) 30. Ke1 Bxd1 31. f5?! { (-5.49 → -8.36) Inaccuracy. Qh7+ was best. } (31. Qh7+) 31... Bf2+?? { (-8.36 → 3.36) Blunder. Bh5 was best. } (31... Bh5 32. Qg5 Bf3 33. Rh6 Ra1+ 34. Bc1 Bb2 35. Kf2 Bxc1 36. Rxg6+ fxg6 37. Qxg6+ Kh8 38. Kxf3) 32. Kf1?? { (3.36 → -8.65) Blunder. Kxd1 was best. } (32. Kxd1 Ra1+ 33. Bc1 Bd4 34. fxg6 Bg7 35. gxf7+ Kf8 36. Qg5 e6 37. Rh8+ Bxh8 38. Qg8+ Ke7) 32... Bh5 33. Bc3 Bxg3 34. Qxh5 gxh5 35. Rxh5 Be5 36. Be1?! { (-18.13 → Mate in 8) Checkmate is now unavoidable. Bxe5 was best. } (36. Bxe5 dxe5) 36... Ra1?! { (Mate in 8 → -17.34) Lost forced checkmate sequence. Rxb5 was best. } (36... Rxb5 37. Rg5+ Kf8 38. Bf2 Rbb2 39. Be1 Ra1 40. Rh5 Rxe1+ 41. Kxe1 Qa4 42. Rh8+ Bxh8 43. Kf1) 37. Rg5+ Bg7 38. Ke2 Qa7 39. Bc3?! { (-18.66 → Mate in 10) Checkmate is now unavoidable. Kf2 was best. } (39. Kf2 Qa2+ 40. Kg3 Qxc4 41. f6 Ra3+ 42. Kh2 Qf4+ 43. Rg3 Qxg3+ 44. Bxg3 Bxf6 45. Kh3 Kg7) 39... Ra2+?! { (Mate in 10 → -19.04) Lost forced checkmate sequence. Qa2+ was best. } (39... Qa2+ 40. Kd3 Qb1+ 41. Ke3 Qb3 42. Rxg7+ Kf8 43. Kd2 Ra2+ 44. Ke3 Qxc3+ 45. Kf4 Rf2+ 46. Kg4) 40. Kd3?! { (-19.04 → Mate in 8) Checkmate is now unavoidable. Bd2 was best. } (40. Bd2 Qa4 41. f6 Qxc4+ 42. Ke1 exf6 43. Rg2 Rxb5 44. Re2 Rb1+ 45. Kf2 Qxd5 46. Bc3 Qf5+) 40... f6 41. Rg6 Qa4 42. b6 Qd1+ 43. Ke3 Qe2+ 44. Kf4 Qf2+ 45. Kg4 Qg2+ 46. Kh4 Qh2+ 47. Kg4 Rg2+ 48. Kf3 Rxg6 49. fxg6 Qh3+ 50. Ke4 Qxc3 51. Kf4 Rxb6 52. Kf5 Qe5+ 53. Kg4 Qg5+ 54. Kf3 Rb3+ 55. Ke2 Qg2+ 56. Kd1 Rb1# { Black wins by checkmate. } 0-1