[Event "USA Championship 2021"] [Site "Saint Louis"] [Date "2021.10.09"] [Round "2.3"] [White "So, Wesley"] [Black "Swiercz, Dariusz"] [Result "1-0"] [ECO "B52"] [WhiteElo "2778"] [BlackElo "2647"] [Annotator "TA"] [PlyCount "63"] [EventDate "2021.10.06"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,63,25,25,22,20,36,32,31,38,39,0,0,0,0,7,0,0,0,0,27,27,18,21,25,31,42, 40,50,66,66,62,55,48,177,179,269,260,324,321,436,429,447,295,454,446,500,511, 507,492,752,738,775,762,696,647]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 ({Interestingly, the previous day, Timofeev beat Ni Hua with} 4... Nxd7) 5. c4 Nf6 6. Nc3 Nc6 {B52: Sicilian: Moscow Variation with 3...Bd7.} 7. d4 $1 { [%csl Rb2,Gb7,Gc2,Rc3,Gd3,Rd4,Rd7,Re3,Ge4,Re7,Rf2,Gf3,Gg2,Gg7][%CAl Ge4d5, Gc6b7,Gc6b5,Gd5c4,Gc3d5,Gc4b5,Gc3b5,Gd4e5,Gf6g7,Gf6g5,Ge5f4,Re5d6,Rd6e7,Rd5e6, Re6d7,Ge4f5] The main line 7.d4 scores better than 7.0-0.} Qg4 {And now ... cxd4 would win.} (7... cxd4 8. Nxd4 g6 (8... e6 9. O-O Be7 10. Be3 O-O 11. Qe2 (11. Rc1 a6 {Black has a slightly cramped, but solid position, very like the Maroczy System, but without the light-squared bishops. Who this favours is not quite clear. Black's plan is to advance b5, but this is far from simple, since White can prevent it with the move a4.} 12. Qe2 Rac8 13. f3 {A little slow. 13. f4 is a more principled move, since it is hard to manage without this advance sooner or later.} Qc7 14. b3 Qa5 {Starting play on the queenside.} 15. Kh1 Rfe8 {A difficult decision. It is not clear what else is better.} (15... b5 { is not possible because of} 16. Nxc6 Rxc6 17. cxb5 Rxc3 18. Bd2) 16. Nxc6 Rxc6 {16...bxc6 is riskier, because it gives up the advance b5 forever.} 17. f4 Qh5 $6 {A waste of time, but I wanted to simplify the position. Here, I decided to test my opponent's intentions by offering a draw, but Ni was in the mood for a fight.} 18. Qd3 ({Going into the endgame deserved consideration:} 18. Qxh5 Nxh5 19. g4 Nf6 20. g5 Nd7 21. Kg2 {and White stands slightly better.}) 18... Nd7 19. Rf3 Qa5 {Black is forced to admit his mistake, since the queen has no future on h5.} 20. Bd2 Qd8 21. Rh3 g6 22. Rf1 Bf6 23. g4 $5 {On the one hand, this creates a weakness, but on the other, it starts an attack.} ({It was also possible to settle for the quiet} 23. Ne2 {followed by Bc3, and White retains the initiative.}) {Now the king is somewhat exposed.} 23... Bg7 24. g5 (24. f5 {was interesting, after which Black should play} {Other moves are worse, eg.} Be5 (24... Ne5 25. Qg3 b5 26. cxb5 axb5 27. Nxb5 Rc2 28. Bb4 Qg5 29. Nxd6 Rd8 30. fxe6 (30. a3) 30... fxe6 {with an unclear position.}) 25. g5 Qe7 {and White has a strong attack.}) 24... f5 $1 {Preventing White playing the analogous advance. I liked this move for the fact that Kasparov played the same move in a similar position in the decisive 24th game of his 1985 match with Karpov.} 25. exf5 $2 {After this, Black obtains a powerful central pawn mass. Evidently, Ni liked the idea of later transferring his knight to h5. During the game, I also thought this was dangerous for me, but it turns out to be impossible to carry out this plan.} ({Stronger was} 25. gxf6 Qxf6 26. Ne2 { followed by Bc3 with some attack.}) 25... gxf5 26. Ne2 $6 ({More accurate was} 26. Qf3 Nf8 27. Rd1 {preventing the advance.}) 26... b5 27. Nd4 Rc7 {An accurate move. Now Black enjoys a small advantage. The character of the struggle has changed, and now it is White who has to defend.} 28. Ba5 Qa8+ 29. Nf3 Rc6 30. Bc3 bxc4 31. bxc4 Nc5 32. Qe3 Rc7 33. Bxg7 Rxg7 34. Qd4 Qc6 { White's attack has come to nothing, and the pin is unpleasant. The position is not easy to play.} 35. g6 $4 {The decisive mistake, which shows that my opponent could not withstand the pressure which has come upon him, as a result of the preceding moves.} ({After} 35. Rh6 {Black's position is the more pleasant, but there is still a lot of fight ahead.}) 35... hxg6 36. Rg1 e5 37. fxe5 dxe5 38. Qh4 Nd3 {Not fearing ghosts. The pin on the a8-h1 diagonal decides the game.} 39. Rd1 Nf4 40. Rd6 Qxd6 41. Qh8+ Kf7 42. Ng5+ Kf6 $1 { Accuracy is needed to the end.} ({After} 42... Ke7 $4 43. Qxg7+ Kd8 44. Nf7+ { it is White who wins.}) 43. Nh7+ Ke7 44. Qxg7+ Kd8 {0-1 (44) Ni,H (2681) -Alekseev,E (2689) Nizhnij Novgorod 2007 CBM 120 [Alekseev,E] In view of the inevitable material losses, White resigns.}) 11... Rfc8 12. b3 a6 13. Rfd1 b6 14. a4 Qb7 15. f3 Nd7 16. Qd2 Nc5 17. Rab1 Bf6 18. Nde2 Rd8 19. Kh1 Rac8 20. Bg1 Na5 21. Qa2 Nc6 22. Qd2 Na5 23. Qc2 Nc6 24. Qc1 Nb4 25. Qd2 Be7 26. Bd4 Nc6 27. Be3 Na5 28. Nc1 h6 29. Qc2 Bf6 30. N1a2 Nc6 31. b4 Nd7 32. c5 dxc5 33. bxc5 Nce5 34. cxb6 Nc4 35. Qe2 a5 36. Nb5 Nxe3 37. Nd6 Qb8 38. Qxe3 Rc6 39. Nb5 Nxb6 40. Qe1 Rxd1 41. Rxd1 Nxa4 42. Qxa5 Rc5 43. Qxa4 Rxb5 44. Nc1 Rh5 45. h3 Qg3 46. Nd3 e5 47. Qd7 Kh7 48. Ra1 Rg5 49. Ra2 Kg6 50. Re2 h5 51. Ra2 Qh4 52. Ra7 Kh7 53. Qxf7 Qg3 54. Ra2 Rg6 55. Re2 Qg5 56. Qd7 Be7 57. Qf5 Bd6 58. Qxg5 Rxg5 {[#] Strategische Gegebenheiten: Bauern auf einem Flügel, schlechter Läufer Themen: a) Belagerung der schwarzen Bauernschwächen, b) Turmeinkreisung, c) T+S+B - T+B} 59. Ra2 Rg6 60. Ra6 Rf6 61. Kg1 h4 62. Kf1 Rg6 63. Ra5 Bc7 64. Rc5 Bd6 65. Rb5 Re6 66. Nf2 Bc7 67. Ng4 Ra6 68. Rd5 Ra2 69. Nxe5 Ra1+ 70. Ke2 Ra2+ 71. Ke3 Rxg2 72. Ng4 Rg3 73. Rh5+ Kg6 74. Rxh4 Kg5 75. Rh8 Bb6+ 76. Ke2 Rg2+ 77. Kd3 Bc5 78. Rc8 Ba3 79. Ke3 Rg3 {[#] Die Einkreisung des schwarzen Turms beginnt.} 80. h4+ $1 Kxh4 81. Kf2 Bd6 (81... Rxg4 82. fxg4 Kxg4 83. Ke3 g5 { sollte für Weiß gewonnen sein, erfordert allerdings einige Sorgfalt. Idee: Tc7 nebst Tf7 mit Absperren des schwarzen Königs, während der weiße in der Nähe des g-Bauern bleibt. Analyse!}) 82. Rh8+ (82. e5 $6 Rxg4 83. fxg4 Bxe5 84. Kf3 g6 $14) 82... Kg5 83. Ne3 {[%CAl Re3f5,Re3f1]} Kf4 84. Nd5+ Kg5 85. Ne3 Kf4 86. Ng2+ $1 Kg5 87. Rd8 Be5 88. Rd5 Kf6 89. f4 {Viel einfacher war:} (89. Rxe5 $1 Rxg2+ 90. Kxg2 Kxe5 91. Kg3 $18) 89... Bxf4 (89... Rxg2+ 90. Kxg2 Bxf4 91. Rf5+ $18) 90. Nxf4 Ra3 91. Nd3 g5 92. Kf3 Rb3 93. Kg4 Ra3 94. Rd6+ Ke7 95. e5 Ra5 96. Rd4 (96. Kxg5 $2 Rxe5+ $11) 96... Ra1 97. Kxg5 Rf1 98. Nf4 Ra1 99. Kf5 Rf1 100. Rb4 Ke8 {1-0 (100) Kotsur,P (2511)-Nevostrujev,V (2466) St Petersburg 1999 EXT 2020 [Hecht,H]}) (8... Qg4 9. Qxg4 {'!' The main line 9.Qxg4 scores better than 9.0-0.} Nxg4 10. Nxc6 bxc6 11. Bf4 (11. f3 Ne5 12. b3 g6 13. Ke2 Bg7 {Predecessor:} 14. Bb2 $146 ({Predecessor:} 14. Bd2 {'N'} c5 (14... O-O 15. Rac1 Rfd8 16. f4 Nd7 17. Rhd1 Nc5 18. Be3 Bxc3 19. Bxc5 Bb2 20. Rc2 dxc5 21. Rxb2 Rxd1 22. Kxd1 Rd8+ 23. Rd2 Rd4 24. Rxd4 cxd4 25. Kd2 c5 26. b4 cxb4 27. Kd3 a5 28. Kxd4 a4 29. c5 Kf8 30. Kc4 b3 31. axb3 a3 32. Kc3 Ke8 33. b4 Kd7 34. Kb3 Kc6 35. Kxa3 Kb5 36. Kb3 f5 37. exf5 gxf5 38. Kc3 h5 39. Kd4 h4 40. Ke5 e6 41. Kxe6 Kxb4 42. c6 Kc5 43. c7 Kd4 44. Kxf5 {1-0 (44) Leiva Rodriguez,J (2391) -Begunov,K (2325) Chess.com INT 2021}) 15. Rad1 Nc6 16. Nb5 Nd4+ 17. Nxd4 cxd4 18. Rc1 Kd7 19. c5 Rac8 20. cxd6 Kxd6 {0-1 (59) Nyamdorj,U (1744)-Doknjas,J (2030) Vancouver 2013}) 14... O-O 15. Rad1 Rab8 16. h3 Nxc4 17. Ba1 Ne5 18. f4 Nd7 19. h4 Nc5 20. Kf3 {0-1 (53) De Silva,L (2085)-Begunov,K (2325) Chess.com INT 2021} Rb4 21. Rhe1 a5 22. g3 a4 23. bxa4 Nxa4 24. e5 Nxc3 25. Bxc3 Ra4 26. Rd2 Rfa8 27. Re3 dxe5 28. Bxe5 e6 29. Rc2 Bxe5 30. fxe5 R8a6 31. Ree2 h5 32. Kg2 Kg7 33. Kh3 Ra3 34. Rcd2 Rf3 35. Rg2 Rf5 36. Rge2 Ra5 37. Rc2 Rfxe5 38. Rxe5 Rxe5 39. Rxc6 Re2 40. Ra6 Kf6 41. Ra8 Kf5 42. a3 Ra2 43. Ra5+ e5 44. a4 Ke4 45. Ra6 Ke3 46. Ra7 f5 47. Ra6 e4 48. Rxg6 Rxa4 49. Rg5 Ra5 50. Rxh5 Kf3 51. Rh8 e3 52. Re8 e2 53. Ra8 Rxa8 {0-1 (53) De Silva,L (2085)-Begunov,K (2325) Chess.com INT 2021}) (11. b3 g6 12. Bb2 Bg7 13. h3 Ne5 14. O-O-O Nd7 15. Na4 Rg8 16. Bxg7 Rxg7 17. Rhe1 g5 18. Kb1 c5 19. Rd5 f6 20. g3 Kf7 21. Nc3 Rb8 22. Kc1 Ne5 23. Rdd1 Nc6 24. Rh1 Rgg8 25. Kd2 a5 26. Ke3 Ra8 27. Rhg1 Rg6 28. Rh1 Ne5 29. Na4 Rb8 30. Rc1 Nc6 31. Rcd1 Nd4 32. Rc1 f5 33. exf5 Nxf5+ 34. Kf3 Rf8 35. Kg2 Nd4 36. Nc3 Ke8 37. Rhe1 Kd7 38. Rcd1 Rgf6 39. Ne4 Rf5 40. Re3 h6 41. Rd2 R5f7 42. Nc3 Rf3 43. Rxf3 Nxf3 44. Re2 Nd4 45. Re4 Nc6 46. Na4 Nb4 47. Re2 Rf7 48. Nc3 Nd3 49. Ne4 Kc6 50. Re3 Ne5 51. Nc3 h5 52. f3 h4 53. Ne4 Rg7 54. Nxg5 Rxg5 55. f4 Nxc4 56. bxc4 Rxg3+ 57. Rxg3 hxg3 58. Kxg3 d5 59. cxd5+ Kxd5 60. Kf3 Ke6 61. Ke4 Kf6 62. h4 Kg6 63. Kd5 Kh5 64. Kxc5 {1/2-1/2 (64) Pingin,A (2302)-Kokarev,D (2584) Cheliabinsk 2021}) 11... Rb8 12. h3 Nf6 13. O-O-O Nd7 14. Rhe1 g6 15. e5 $1 dxe5 16. Rxe5 $1 {Tactics for positional ends. Black will have two isolated pawns for precious little compensation. A 'pure' case for the author, and a nightmare for the defender!} Bg7 (16... Bh6 $2 17. Bxh6 Nxe5 18. Bg7 $18) 17. Ra5 {[%csl Ra7,Rc6]} Rb7 (17... Bxc3 18. bxc3 Rb7 19. Be3 $18) 18. Na4 {[%csl Ra7,Gc5,Rc6][%CAl Ga4c5] Familiar stuff - the square in front of the pawn is the focus.} O-O 19. b3 f5 20. Be3 Ra8 21. Ra6 Rc7 22. Rxd7 $1 {A simple conversion. Isolated pawns do not guarantee dynamic compensation.. } Rxd7 23. Nb6 axb6 24. Rxa8+ Kf7 25. Bxb6 Bh6+ 26. Kc2 {1-0 (26) Oral,T (2540) -Krush,I (2421) Montreal 2001 CBM 085 [Wells,P]}) (8... Nxd4 9. Qxd4 g6 10. Bg5 Bg7 11. Nd5 Nh5 12. Qd2 O-O $146 ({Predecessor:} 12... e6 13. Nc3 O-O 14. O-O Rac8 15. Qd3 Qc6 16. b3 f5 17. Rae1 a6 18. Bd2 f4 {1/2-1/2 (39) Lomasov,S (2305)-Kevlishvili,R (2366) Groningen 2014}) 13. Nxe7+ Kh8 14. Nd5 Rfe8 15. f3 f5 16. O-O fxe4 17. fxe4 Rxe4 18. Rae1 Rxe1 19. Qxe1 Bd4+ 20. Kh1 Re8 21. Qh4 Kg7 22. Qxd4+ Re5 23. Nf6 Nxf6 24. Bxf6+ Kg8 25. Bxe5 Qe6 26. Qxd6 {1-0 (26) Arpita,M (2206)-Farhat Willemstein,S (1758) Chess.com INT 2021}) (8... Rc8 9. f3 g6 10. Be3 Bg7 11. b3 a6 12. O-O O-O 13. Rc1 {13.Qd3 is the modern continuation.} Ne5 14. Qe2 Rfd8 $146 ({Predecessor:} 14... Nc6 15. Nxc6 Rxc6 16. a4 b6 17. Rfd1 Qb7 18. Bd4 Nd7 19. Bxg7 Kxg7 20. Qb2 Kg8 {1-0 (44) Estrada Nieto,J (2280)-Li,T (1822) Chess.com INT 2020}) 15. Rfd1 Qe8 16. Nc2 Nc6 17. Nd5 Nxd5 18. cxd5 Ne5 19. f4 Nd7 20. Bd4 Nc5 21. Bxg7 Kxg7 22. b4 Na4 23. Ne3 Kg8 24. e5 Nc3 25. Rxc3 Rxc3 26. Ng4 Qb5 27. Qe1 Qxb4 28. e6 f5 29. Nh6+ Kg7 30. Qh4 Re8 31. Qg5 Qc5+ 32. Kh1 Qxd5 33. Rb1 Qxe6 34. h4 Qf6 35. Rxb7 Re3 36. Nxf5+ Qxf5 {0-1 (36) Petrova,I (2110)-Dordzhieva,D (2334) Chess.com INT 2021}) 9. O-O (9. f3 Bg7 10. Be3 O-O 11. O-O (11. Qd3 a6 12. O-O {'!' is recently more successful than 12.a4.} Ne5 (12... Rab8 13. a4 Rfd8 14. Rfd1 e6 15. Qe2 $146 ({Predecessor:} 15. Nc2 Ne5 16. Qe2 Qc7 17. Na3 Rbc8 18. Rac1 Rd7 19. h3 Qd8 20. f4 Nc6 21. Qf2 {1-0 (58) Pajcin,L (2167)-Farkas,S (2041) Paracin 2021}) 15... Qe8 16. Rac1 d5 17. Nxc6 bxc6 18. e5 Nd7 19. f4 Bh6 20. Rc2 Rb4 21. cxd5 cxd5 22. Qf2 Rc8 23. Rd4 Rcc4 24. Rcd2 Qb8 25. h3 Nb6 26. Ne4 Rc1+ 27. Kh2 Nc4 28. Nf6+ Kg7 29. g4 Nxe3 30. Qxe3 Rxd4 31. Rxd4 Rc2+ 32. Rd2 Rxd2+ 33. Qxd2 Qxe5 34. fxe5 Bxd2 35. Nd7 h5 36. Kg3 Kh6 37. Nb8 a5 38. Nc6 hxg4 39. hxg4 Kg5 40. Kf3 f5 41. exf6 Kxf6 42. Ke2 Bc1 43. b3 e5 44. Nxa5 Ke6 45. b4 d4 46. Nb3 Bg5 47. a5 Bd8 48. Kd3 Kd5 49. Nd2 Bc7 50. Ne4 Bd8 51. Nd2 Bc7 52. Ne4 Bd8 { 1/2-1/2 (52) Fecker,N (2309)-Stijve,T (2263) Flims 2021}) 13. Qe2 Rac8 14. b3 b5 15. Nd5 Nxd5 16. cxd5 e6 17. dxe6 fxe6 18. Rad1 {18.Rac1 is vanishing.} Nc6 19. Qf2 $146 ({Predecessor:} 19. Qd2 Nxd4 20. Bxd4 Rc6 21. f4 Bxd4+ 22. Qxd4 Rf7 23. Qd3 Qc8 24. h3 Qf8 25. Qg3 {½-½ (75) Kryvoruchko,Y (2692)-Yilmaz,M (2633) Heraklion 2017}) 19... Nxd4 20. Bxd4 Rc6 21. Bxg7 Qxg7 22. Qg3 Qa7+ 23. Kh1 Qc5 24. Qh4 Rc7 25. Qg3 Rc6 26. h3 Qa3 27. f4 Qb2 28. Qg4 Rf6 29. e5 dxe5 30. Rd8+ Kf7 31. Rd7+ Ke8 32. Qd1 Qa3 33. Rd8+ Kf7 34. fxe5 Rf5 35. g4 Rxf1+ 36. Qxf1+ Kg7 37. Rd7+ {1-0 (37) Bivol,A (2374)-Shafigullina,Z (2244) Cheboksary 2021}) 11... Rfd8 (11... Rac8 12. b3 Rfd8 {12...a6 injects fresh life into this line.} 13. Qd2 e6 14. Rad1 d5 15. Nxc6 bxc6 16. e5 Ne8 17. f4 Bf8 18. Qf2 Qc7 $146 ({Predecessor:} 18... Qb7 19. Na4 dxc4 20. bxc4 Qa6 21. Qc2 Be7 22. Nc5 Qb6 23. Qf2 Rxd1 24. Rxd1 Qb4 {1-0 (47) Vlachos,A (2438) -Stephan,V (2430) Chartres 2021}) 19. Na4 c5 20. f5 exf5 21. cxd5 Qxe5 22. Bf4 Qf6 23. Rfe1 c4 24. Qxa7 Nd6 25. Be5 Qh4 26. Qe3 {1/2-1/2 (26) Brkic,A (2592) -Richter,L (2272) Kirchweyhe 2021}) 12. Qd2 e6 13. Rad1 d5 14. exd5 (14. Nxc6 bxc6 15. Bg5 dxc4 16. Qe2 Qc7 17. Qxc4 (17. Rxd8+ Qxd8 18. Rd1 Qa5 19. Be3 Rb8 20. Qxc4 Rxb2 21. Qxc6 h5 $11) 17... Qb6+ 18. Kh1 h6 (18... Rxd1 $6 19. Rxd1 Qxb2 20. Qxc6) (18... Qxb2 19. Rb1) 19. Bc1 Ne8 (19... Rxd1 $6 20. Rxd1 Rd8 21. Rxd8+ Qxd8 22. Be3 $16) (19... Nd7 20. f4) 20. Qe2 Nd6 21. Be3 Qb4 $132) 14... exd5 15. c5 Ne8 16. Nxc6 bxc6 17. Bd4 Bf8 18. Qf4 (18. Rfe1 Ng7 19. b4 Ne6 20. Bf6 Be7 $11) 18... Ng7 $11) (9. h3 Bg7 10. Be3 O-O 11. O-O a6 $1 {[%mdl 4] is recently more successful than 11...Rfc8.} 12. Rc1 Nxd4 13. Bxd4 b5 14. Bxf6 Bxf6 15. Nd5 Rad8 $146 ({Predecessor:} 15... Qd8 16. Nxf6+ exf6 17. Qd4 Qe7 18. Rfd1 Rfd8 19. a3 Rab8 20. cxb5 Rxb5 21. Rc6 a5 22. Rxd6 Rxd6 23. Qxd6 Qxd6 24. Rxd6 Rxb2 {½-½ (47) Spasov,V (2606)-Pavlidis,A (2352) Bansko 2010}) 16. cxb5 Qxb5 17. Nxf6+ exf6 18. Qd4 d5 19. exd5 Qxd5 20. Qxf6 Qxa2 21. Ra1 Qb3 22. Rxa6 Rb8 23. Rb1 Qc2 24. Raa1 Rb3 25. h4 h5 26. Rc1 Qxb2 27. Qxb2 Rxb2 28. Ra3 Rbb8 29. Rac3 Rb7 30. g3 Kg7 31. Rc8 Rxc8 32. Rxc8 Rb1+ 33. Kg2 Rb2 34. Kg1 Rb1+ 35. Kg2 Rb2 36. Kg1 Rb1+ {1/2-1/2 (36) Carlsen,M (2855)-Giri,A (2777) chess24.com INT 2021}) 9... Bg7 10. Nde2 O-O 11. f3 Rfd8 12. Bg5 h6 13. Be3 e6 14. Qd2 d5 $1 {Yermolinsky} (14... Kh7 $6 15. Rad1 d5 $2 16. cxd5 exd5 17. Nxd5 Nxd5 18. exd5 Ne7 19. Nc3 $16) 15. cxd5 exd5 16. Bxh6 {1/2-1/2 (16) Miroshnichenko,E (2465)-Atalik,S (2575) Bled 2000 EXT 2002 [Atalik,S]} (16. Bxh6 dxe4 17. Qxd7 ( 17. Qg5 Nh7 18. Qh4 exf3 19. Rxf3 Ne5) 17... Rxd7 18. Bxg7 Kxg7 19. fxe4 Rd2 20. b3 (20. Rab1 Nxe4 21. Nxe4 Rxe2 22. Nd6 Re7 $11) (20. b4 Nxb4 21. Rab1 Nxa2 22. e5 (22. Rxb7 Nxc3 23. Nxc3 Rd7 $15) 22... Ng4 23. e6 $44) 20... Nxe4 (20... Rad8 $6 21. Ng3) 21. Nxe4 Rxe2 22. Nd6 Re7 23. Rac1 Nd4 24. Rfe1 Rd7)) 8. d5 Nd4 {White is slightly better.} 9. Nxd4 {aiming for Qa4+.} Qxd1+ ({Reject} 9... cxd4 10. Qxg4 Nxg4 11. Nb5 $16) 10. Nxd1 {Strongly threatening Nb5.} (10. Kxd1 cxd4 11. Nb5 Rc8 12. Nxa7 $146 ({Predecessor:} 12. Ke2 Nxe4 13. f3 d3+ 14. Ke3 Nf6 15. Kxd3 a6 16. Nc3 g6 17. a4 Bg7 18. a5 {0-1 (33) Menke,J (2481) -Degerhammar,R (2475) ICCF email 2014}) 12... Rxc4 13. Re1 e5 14. b3 Rc5 15. a4 Kd7 16. Ba3 Rc3 17. Nb5 Rc8 18. Kd2 Be7 19. Kd3 Ne8 20. Rac1 Nc7 21. Nxc7 Rxc7 22. Rxc7+ Kxc7 23. f4 f6 24. Bc1 Kd7 25. Bd2 Ra8 26. Ra1 Bd8 27. Ra2 Bc7 28. Ra1 Bd8 29. f5 Bc7 30. g4 h6 31. h4 Rh8 32. Rg1 Bd8 33. Kc4 Bb6 34. a5 Rc8+ 35. Kd3 Bd8 36. Ra1 Ra8 37. Ra4 Ra7 38. Kc4 Ra8 39. Kb5 Rc8 40. Rc4 Bc7 41. Rc1 Rg8 42. Rg1 Rc8 43. b4 Bd8 44. Rc1 Ra8 45. Ra1 Rc8 46. Ra2 Ke8 47. Ka4 Ra8 48. Kb3 Kd7 49. b5 Bc7 50. b6 Bxb6 51. axb6 Rxa2 52. Kxa2 Ke7 53. Kb3 Kd7 54. Kc4 Ke7 55. Kd3 Kd7 56. Ke2 Ke7 57. Kf3 Kd7 58. g5 h5 {1/2-1/2 (58) Rade,M (2379) -Rezan,S (2404) Mali Losinj 2021}) 10... cxd4 11. f3 {[#]} Rc8 $146 ({ Predecessor:} 11... e5 12. Bg5 Be7 13. Bxf6 Bxf6 14. a4 Kd7 15. Ke2 Rhc8 16. b3 Bd8 17. Nb2 Ba5 {1/2-1/2 (32) Ma,Q (2559)-Li,C (2686) Xinghua 2013}) 12. b3 e5 13. g4 Be7 14. Ke2 h5 15. g5 Nd7 16. Bd2 O-O 17. Nf2 a6 18. Nd3 f5 19. gxf6 gxf6 20. Rhg1+ Kh7 21. Rg3 h4 {[#] A mistake that costs the game.} (21... Rg8 $14) 22. Rg4 $1 $18 {[%CAl Rg4h4]} f5 (22... Rg8 {was worth a try.} 23. Rxh4+ Kg7 24. Rg1+ Kf8) 23. exf5 Rxf5 24. Rag1 {Threatens to win with Rg7+.} Re8 25. Nf2 Nf6 26. Rg7+ Kh8 27. Rf7 {White is clearly winning.} Rh5 {If only Black now had time for ...Rh7....} 28. Rg6 Ng8 29. Ne4 Rd8 (29... Rh7 $142) 30. Bg5 Rh7 {[#]} 31. Rxe7 $1 {[%mdl 512]} Rxe7 32. Bxh4 {Weighted Error Value: White=0.01/Black=0.33} 1-0