[Event "2019 Autumn Marathon"] [Site "https://lichess.org/3KvUfHg4"] [Date "2019.10.26"] [White "Valera_B5"] [Black "VITAL73"] [Result "0-1"] [UTCDate "2019.10.26"] [UTCTime "12:15:50"] [WhiteElo "2624"] [BlackElo "1986"] [WhiteRatingDiff "-14"] [BlackRatingDiff "+14"] [WhiteTitle "NM"] [Variant "Standard"] [TimeControl "180+2"] [ECO "A08"] [Opening "Zukertort Opening: Reversed Grünfeld"] [Termination "Normal"] [Annotator "lichess.org"] 1. Nf3 Nf6 2. g3 d5 3. Bg2 c5 4. O-O Nc6 5. d4 { A08 Zukertort Opening: Reversed Grünfeld } e6 6. c4 dxc4 7. Qa4 Be7?! { (0.22 → 0.81) Inaccuracy. Nd5 was best. } (7... Nd5 8. dxc5 Bxc5 9. Qxc4 Qe7 10. a3 O-O 11. b4 Bd6 12. Bb2) 8. dxc5 Bxc5 9. Qxc4?! { (0.87 → 0.31) Inaccuracy. Ne5 was best. } (9. Ne5 Bd7 10. Nxc6 Qb6 11. Nd2 Bxc6 12. Bxc6+ Qxc6 13. Qxc6+ bxc6 14. Nxc4 Rd8 15. Kg2 O-O) 9... Bb6 10. Nc3 O-O 11. Bg5 h6 12. Rad1 Qe7 13. Bc1? { (0.74 → -0.40) Mistake. Bh4 was best. } (13. Bh4 Qc5 14. Qxc5 Bxc5 15. Bxf6 gxf6 16. a3 f5 17. e4 fxe4 18. Nxe4 Be7 19. Rfe1 a5) 13... Bd7?! { (-0.40 → 0.23) Inaccuracy. e5 was best. } (13... e5 14. Nd2 Be6 15. Qh4 Rad8 16. b3 Rd4 17. Nde4 Rxd1 18. Rxd1 Nxe4 19. Qxe7 Bxf2+ 20. Kf1) 14. Nh4? { (0.23 → -0.94) Mistake. g4 was best. } (14. g4) 14... Rac8 15. Qb3? { (-0.98 → -2.77) Mistake. Qd3 was best. } (15. Qd3 Rfd8) 15... Nd4 16. Rxd4 Bxd4 17. Qxb7 Bxc3 18. bxc3 Nd5?! { (-2.49 → -1.67) Inaccuracy. Rfd8 was best. } (18... Rfd8 19. Qxa7) 19. Bxd5 exd5 20. Be3 Rb8 21. Qxa7 Ra8 22. Qc5 Qxc5 23. Bxc5 Rfc8 24. Bd4 Rxa2 25. e3? { (-1.59 → -3.47) Mistake. Ng2 was best. } (25. Ng2) 25... Bb5? { (-3.47 → -1.90) Mistake. Bh3 was best. } (25... Bh3 26. Rb1) 26. Re1 Bd3 27. Nf3? { (-1.88 → -3.71) Mistake. g4 was best. } (27. g4) 27... Be4 28. Ne5 f6 29. Nd7 Rc6? { (-3.58 → -1.77) Mistake. Rca8 was best. } (29... Rca8 30. c4 dxc4 31. Nb6 R8a6 32. Nxc4 Rc2 33. Nb6 Raa2 34. Rf1 Kf7 35. g4 Bd3 36. Rd1) 30. g4?! { (-1.77 → -2.54) Inaccuracy. Nc5 was best. } (30. Nc5 Rc8) 30... Rb2?! { (-2.54 → -1.43) Inaccuracy. Rca6 was best. } (30... Rca6) 31. h3 Rb7 32. Nc5 Rbc7?! { (-1.34 → -0.65) Inaccuracy. Rb1 was best. } (32... Rb1 33. Rxb1 Bxb1 34. f3 Kf7 35. Kf2 Rc8 36. e4 dxe4 37. fxe4 Ba2 38. Nd3 Bc4 39. Nf4) 33. Nxe4 dxe4 34. Ra1 Rxc3? { (-0.80 → 0.73) Mistake. Rb7 was best. } (34... Rb7 35. Kg2 Rcc7 36. Kg3 Rb5 37. Ra4 Rb1 38. c4 Kf7 39. c5 Ke6 40. Ra6+ Kd5 41. Rd6+) 35. Bxc3 Rxc3 36. Ra4 h5 37. Rxe4 hxg4 38. hxg4 Kf7 39. Kg2 g5 40. Ra4 Rb3 41. Kf3 Rc3 42. Ke4 Rc2 43. Kf3 Rc3 44. Rd4 Rb3 45. Rd2 Ra3 46. Ke4 Ra4+ 47. Rd4 Ra2 48. f3 Ra3 49. Rb4 Rc3 50. Rb5 Ra3 51. Kf5?! { (0.60 → 0.00) Inaccuracy. Rc5 was best. } (51. Rc5 Ke6 52. Rc6+ Kf7 53. Kd4 Ra2 54. Kd5 Kg6 55. Rc3 Ra5+ 56. Rc5 Ra3 57. Ke4 Ra2) 51... Rxe3 52. Rb7+ Re7 53. Rb6?? { (0.00 → Mate in 1) Checkmate is now unavoidable. Rxe7+ was best. } (53. Rxe7+ Kxe7 54. Kg6 Ke6 55. Kg7 Ke7) 53... Re5# { Black wins by checkmate. } 0-1