[Event "FIDE Candidates 2020"] [Site "Yekaterinburg"] [Date "2021.04.19"] [Round "8.4"] [White "Alekseenko, Kirill"] [Black "Grischuk, Alexander"] [Result "1-0"] [ECO "C11"] [WhiteElo "2696"] [BlackElo "2777"] [Annotator "TA"] [PlyCount "147"] [EventDate "2021.??.??"] 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 cxd4 8. Nxd4 Qb6 9. Qd2 Qxb2 10. Rb1 Qa3 11. Bb5 {Black must now prevent Rb3.} Nxd4 { C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 12. Bxd4 ({But not} 12. Qxd4 a6 $17) 12... a6 {The main line 12... a6 scores better than 12...Bb4.} 13. Bxd7+ Bxd7 {The position is equal.} 14. Rb3 Qe7 15. Rxb7 Qh4+ (15... Rc8 { with more complications.} 16. O-O Qd8 17. Qf2 Rc4 18. Rfb1 Ba3) 16. Qf2 (16. Bf2 {keeps more tension.} Qd8 17. Bb6 Qc8 18. Rc7 Qd8 19. Qd4) 16... Qxf2+ 17. Kxf2 Be7 {[#]} 18. Nd1 $146 ({Predecessor:} 18. Rhb1 Bc8 19. R7b3 O-O 20. Na4 a5 21. Nb6 Ra6 22. Rc3 Rxb6 23. Rxb6 f6 24. Rc7 fxe5 25. Bxe5 Bh4+ 26. g3 Bf6 27. Bxf6 gxf6 28. Rbc6 {1-0 (28) Wang,J (2380)-Zhang,X (2374) China 2016}) 18... Bd8 19. Ne3 Bc6 20. Rb2 O-O 21. Bc5 Re8 22. c4 f6 23. cxd5 exd5 24. Bd6 fxe5 25. fxe5 d4 26. Nf5 d3 27. Ke3 Bb5 28. Ke4 Rc8 29. Nd4 Bc4 30. Rd1 a5 31. a3 g6 32. Rb7 Bf6 33. Nf3 Bg7 34. Ra7 Rcd8 {...Rxd6 is the strong threat.} ( 34... Bb3 $5 35. Rd2 Bc2 $15) 35. Kd4 Bb3 $15 36. Rxg7+ Kxg7 37. Rxd3 a4 38. Nd2 Be6 39. Ne4 $1 Bf5 (39... Ra8 {is interesting.} 40. Nc5 Ra5 41. Kc3 Bb3 42. Rd4 Ra7) 40. Re3 Bxe4 (40... Bc8 {is more complex.} 41. Rc3 Rf8 42. Rc4 Rf1 43. Rxa4 Bf5) 41. Rxe4 $11 {Endgame KRR-KRB} Rf8 42. Ke3 Rfe8 43. Kf4 Ra8 44. Rb4 Ra7 45. Ke4 Kf7 46. Rb6 Rc8 47. Bb4 Rac7 48. Kd5 Rc2 49. e6+ Kf6 {aiming for .. .Rd8+.} 50. Rb7 {And now Rf7+ would win.} g5 ({Don't blunder} 50... Rxg2 $2 51. Rf7+ Kg5 52. e7 $18) 51. Rxh7 Rxg2 52. Kd6 Kg6 53. Rh3 g4 54. Re3 {Threatens to win with Kd7.} Rxh2 55. Kd7 Rhh8 {Hoping for ...Rhd8+.} 56. e7 Rce8 57. Bd6 Ra8 $2 ({Black should play} 57... Kf5 $1 $14) 58. Bc7 $2 (58. e8=Q+ $18 Raxe8 59. Rxe8 Rxe8 60. Kxe8) 58... Rag8 $2 (58... Rh7 $14) 59. Re4 (59. e8=Q+ $142 Rxe8 60. Rxe8 Rxe8 61. Kxe8) 59... Kf5 (59... Kf6 $18) 60. Rf4+ Kg5 61. Rxa4 Kh4 $2 (61... Rh7 $16) 62. Re4 $18 Ra8 63. a4 $1 Kg5 64. a5 Rh7 {[#]} 65. Kc6 $2 (65. Kd6 $1 $18 {is the precise move to win.}) 65... Rhh8 $16 66. Kd7 (66. Kb7 $16 g3 67. Re1) 66... Rh7 $18 {[#]} 67. Kc6 (67. Kd6 $1 $18 Rhh8 68. Re1) 67... Rhh8 $16 68. Re3 {White has strong compensation.} Rhe8 $2 (68... Kf5 $16 69. Kd7 Rh7 70. Re5+ Kf6) 69. Kd7 $18 Kf6 70. Re6+ (70. Re1 $142 Kf7 71. Re4) 70... Kf7 71. Re4 Kf6 72. Bd8 {White mates.} Kf5 73. Kxe8 Kxe4 74. Kf8 { Weighted Error Value: White=0.19/Black=0.29} 1-0