[Event "FIDE World Cup 2021"] [Site "Sochi"] [Date "2021.07.29"] [Round "6.2"] [White "Shankland, Sam"] [Black "Karjakin, Sergey"] [Result "1-0"] [ECO "A20"] [WhiteElo "2709"] [BlackElo "2757"] [Annotator "TA"] [PlyCount "115"] [EventDate "2021.07.12"] [EventType "k.o."] [EventCountry "RUS"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,115,0,7,0,0,0,8,2,0,0,10,20,6,2,0,0,0,0,0,8,10,13,13,15,6,14,0,0,0, 22,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,16,0,4,0,14,15,11,0,0, 0,85,83,83,93,145,146,199,202,211,204,265,206,206,183,208,178,218,218,218,210, 343,344,625,607,557,503,29957,29958,29948,29958,29957,29955,29954,29960,29959, 6251,6144,73,29977,29976]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 { [%csl Gb7,Gc3,Gc6,Gd4,Gd5,Ge3,Ge4,Ge6,Gf2,Gf4,Gf7][%CAl Gg3f4]} (5... cxd5 { is not very common as the extra move that White has gained in the reverse opening benefits White more.}) 6. e3 (6. Nc2 Nf6 7. Nc3 (7. Bg2 {takes the game to some standard lines that usually begin with 1.c4 e5 2.g3 Nf6 3.Bg2 c6 4.Nf3 e4 5.Nd4 d5 6.cxd5 Qxd5 7.Nc2. Play usually continues} Qh5 {[%CAl Gc8h3]} 8. h3 {(preventing Black's ...Bh3 plan) and so on.}) 7... Qh5 (7... Qe5 8. Bg2 Na6 9. O-O Be7 10. Ne3 (10. Nxe4 Nxe4 11. f4 Qe6 12. f5 Qd5 13. d4 Bf6 14. g4 O-O 15. g5 Bxg5 16. Bxg5 Bxf5 17. Ne3 Qe6 18. d5 cxd5 19. Nxf5 Nxg5 20. Qd4 Qf6 21. Qxf6 gxf6 22. Ne7+ Kg7 23. Nxd5 Rae8 24. Rf2 Re6 25. Nf4 Rb6 26. h4 Ne6 27. Nh5+ Kh8 28. b3 f5 29. Rxf5 Nd4 30. Re5 Re6 31. Rxe6 fxe6 32. Ng3 Nc5 33. Rc1 b6 34. b4 Na6 35. Rc4 e5 36. a3 Nb5 37. Rc1 Nb8 38. Ne4 Nxa3 39. Nd6 a6 40. Rc7 Nb5 41. Nxb5 axb5 42. Bb7 Rd8 43. Re7 Nd7 44. Bc6 Nf8 45. Rxe5 Rd6 46. Be8 Re6 47. Rxe6 Nxe6 48. Bxb5 Nd4 49. Bd3 b5 50. Kf2 Nc6 51. Ke3 Kg7 52. Bxb5 Nxb4 53. Kd4 Nc2+ 54. Ke4 Kf6 55. Bd3 Nb4 56. Bb5 h6 57. h5 Nc2 58. Ba4 Ne1 59. Bc6 Nc2 60. Bb7 Na3 61. Ba6 Nc2 62. Bb5 Kg5 63. Ba4 Ne1 64. Ke5 Ng2 65. Bc6 Ne3 66. Be8 Ng4+ 67. Ke6 Ne3 68. Bg6 Kf4 69. Bd3 Kg5 70. Bg6 Kf4 71. Bf7 Kg5 72. Be8 Nf5 73. Ke5 Ng3 74. e3 Nf5 75. e4 Ng3 76. Bg6 Nxe4 77. Kxe4 Kf6 78. Kd5 Kg7 79. Ke6 Kh8 80. Kf7 {1/2-1/2 (80) Van Foreest,J (2701)-Navara,D (2697) Prague 2021}) 10... h5 11. d4 exd3 12. exd3 Qd4 13. Nc2 Qg4 14. Bf4 Qxd1 15. Raxd1 Bg4 16. Rd2 O-O-O 17. d4 Nc7 18. Ne3 Be6 19. d5 Ncxd5 20. Ncxd5 Nxd5 21. Nxd5 Bxd5 22. Rxd5 Rxd5 23. Bxd5 cxd5 24. Rc1+ Kd7 25. Rc7+ Ke6 26. Rxb7 Rc8 27. Rxa7 Rc2 28. Be3 Bf6 29. Ra4 Bxb2 30. Kg2 d4 31. Bxd4 Bxd4 32. Rxd4 Rxa2 33. Re4+ Kf6 34. Rf4+ Ke6 35. Re4+ Kf6 36. Rf4+ Ke6 37. Re4+ Kf6 38. Rf4+ Ke6 39. h4 g6 40. Re4+ Kf6 {1/2-1/2 (40) Giri,A (2763)-Grischuk,A (2777) Ekaterinburg 2020 CBM 195 [Giri,A]}) 8. Ne3 (8. Bg2 $6 Bh3 $132) 8... Bc5 (8... Bh3 $6 9. Qb3 $1 { [%csl Rb7]} b5 (9... b6 $5) 10. Qc2 Bxf1 11. Rxf1 {[%csl Re4]} Qe5 12. f3 exf3 13. Rxf3 $36 {[%csl Rb5,Rc6] provoking weaknesses and taking the initiative in 1-0 Berkes vs Borisek, Heraklio 2007.}) 9. Qc2 {White continues to delay Bg2, less as a strategy now, more as a necessity.} (9. Bg2 Bxe3 10. fxe3 Bh3 $132) 9... Bxe3 10. fxe3 {[%CAl Gf1f7]} Qe5 ({It was also worth considering giving up the e4-pawn for development with} 10... O-O $5 11. Nxe4 Nxe4 12. Qxe4 Be6 $13 {[%CAl Ge6d5]}) 11. Bg2 Bf5 12. O-O O-O 13. b3 $146 ({A previous game had seen} 13. b4 $5 Nbd7 14. Bb2 Qe6 15. b5 Rac8 (15... Bg6 16. Qb3 Nd5 17. Rac1 N7f6 18. Nxd5 Nxd5 19. Rc5 Rfd8 20. bxc6 bxc6 21. Qc4 Rac8 22. Rc1 h5 23. Rxc6 Rxc6 24. Qxc6 Qg4 25. Qb5 h4 26. gxh4 Qxh4 27. Bd4 Kh7 28. Rf1 Qg4 29. Rf2 Qe6 30. Qb1 Nf6 31. Qb3 Qe7 32. Rf1 Ng4 33. h3 Nh6 34. Rf4 Qg5 35. Bc3 Qg3 36. Qb7 Bf5 37. Qe7 Rb8 38. Rf1 f6 39. Bxf6 Qg6 40. Bc3 Rb5 41. Qh4 {1-0 (41) Aronian, L (2801)-Papaioannou,I (2652) Heraklion 2017 CBM 182 [Fernandez,D]}) 16. Qb3 $14 {Littke vs Kolek, Correspondence 2011}) (13. Rxf5 $6 {is a little too early to be good.} Qxf5 14. Nxe4 Nbd7 $15) 13... Nbd7 14. Bb2 Qe6 ({Black would have avoided the coming sacrifice with} 14... Bg6 $5 15. Rf4 {[%csl Re4]} (15. Nxe4 Bxe4 16. d3 $8 Qg5 $1 17. dxe4 Qxe3+ $11) 15... Qc5 {Still, with the double Bs and f<-> White's position seems slightly preferable.}) 15. Rxf5 $1 { A fine exchange sacrifice by Anand. White gets more than enough compensation in the form of one and a half pawns (one pawn clear and half for the double B advantage!) as well as a nice semi-open f<-> for his remaining R.} Qxf5 16. Nxe4 Qg6 (16... Nxe4 17. Bxe4 Qh5 18. Rf1 {[%CAl Gf1f4] /\Rf4 "With the 2 Bs and opportunities on the f<-> I was feeling very optimistic." Vishy Anand.}) ({ Worth considering was} 16... Qe6 $5 {getting away from the b1-h7 /^ so as to threaten ...Nxe4.} 17. Nxf6+ (17. Rf1 Nxe4 18. Bxe4 g6 {[%CAl Gf7f6] with...f6 to follow. This still seems slightly better for White but maybe Black can hope for a better life.}) 17... Nxf6 18. Rf1 $14 {White keeps a slight edge.}) 17. Rf1 Rfe8 {Black accepts a shattered pawn structure hoping that ridding the opponent of the double B advantage will be useful to neutralise his initiative. The decision becomes understandable when one realises that the alternatives are not so inspiring.} (17... Nd5 18. Bh3 $16 {[%csl Rd7][%CAl Gh3f5]}) (17... Ng4 18. Qc3 {[%CAl Ge4d6]} Rab8 19. Nd6 $16 {[%CAl Gg2e4,Gd6f5,Ge4f5]}) (17... Nh5 18. Bh3 {[%csl Rd7][%CAl Gh3f5]} f5 19. Bxf5 Rxf5 20. Rxf5 Qxf5 21. Nf6+ Qxf6 22. Bxf6 Nhxf6 23. Qc4+ Kh8 24. Qb4 $16 {Slowly White will start pushing his extra pawns while the Q keeps the Black pieces on their toes.}) (17... Nxe4 18. Bxe4 Qh5 19. Rf5 Qh6 20. Rf4 {[%CAl Gf4h4]} g5 21. Rf1 (21. Rg4 $5) 21... f6 22. Bf5 $16 {[%csl Gb2,Gf5,Rg8]}) 18. Bxf6 {White does not shy away from giving up a B for N as in return he inflicts permanent structural damage. The exchange of one advantage for another is a typical tool in the hands of a Master.} Nxf6 19. Nxf6+ gxf6 20. e4 {[%CAl Gf1f4,Gg2h3,Gh3f5] Anand "White's dream setup will be Rf4 and Bf5 but ideally the B on f5 cutting off Black's Q on the K. Unfortunately there isn't enough time to achieve this."} Rad8 21. Rf4 Qh5 {[%csl Re2]} 22. d3 {[%csl Gd3,Ge2,Ge4][%CAl Gg2h3,Gh3f5,Gf4h4] White does not mind putting the pawns on the light squares in order to establish a strong centre and keep the Black Rs at bay.} Qe5 23. Bh3 Kg7 24. Kg2 {[%CAl Gh3f5, Gc2d2,Gf4h4] /\Bf5, Qd2, Rh4.} h5 $6 {The last few moves involved logical positional manoeuvering. White had plans to slowly improve his position but even then for Black it was not the end of the world. This pawn sacrifice complicates matters, trying to get some initiative in return for the time that White will lose in taking the pawn and then returning the R into the game.} ({ Maybe a strong solid defence would underline the difficulties facing White in making progress.} 24... Qd4 $5 25. Rg4+ (25. Bf5 h5 26. Qd2 (26. Rh4 Rh8 $11) 26... Rh8 $11) 25... Kh8 26. Rh4 (26. Qc1 Rg8 27. Rh4 Rg5 28. Bf5 h5 {holds the fort.}) 26... Qe3 27. Bf5 h6 {But even then White's position is more pleasant and easier to play. White would keep applying pressure.}) 25. Rf5 Qd4 26. Rxh5 Qe3 $6 ({Black should have tried to exchange one R with} 26... Re5 $142 27. Bf5 (27. Rh4 Rh8 $1 28. Rxh8 (28. Rf4 $2 Reh5 $17) 28... Kxh8 29. Qd2 Kg7 $11) 27... Qe3 28. Rh4 {Mokal,P: '?!' Mokal,P: 'would transpose to the 26.. .Re5 variation above.'} (28. Qb2 Rh8 $1 29. Rxh8 Kxh8 30. d4 Rb5 $15) 28... Rh8 29. Rg4+ (29. Rf4 $2 Rc5 30. Qb2 Rc1 $19 {[%csl Rg1]}) (29. Rxh8 Kxh8 30. b4 a5 $15) 29... Kf8 {and Black threatens to give perpetual. For example} 30. b4 Rxh2+ 31. Kxh2 Qf2+ 32. Kh3 Qf1+ $11) 27. Rh4 $1 (27. Rf5 $2 Rxe4 $1 28. dxe4 Rd2 29. Qc4 {The only serious defensive try, with the idea of provoking the weakening of the c6-pawn.} (29. Qc5 Rxe2+ 30. Kh1 Re1+ 31. Bf1 (31. Kg2 Rg1#) 31... Rxf1+ 32. Kg2 Rf2+ 33. Kh3 Qh6+ (33... Qxc5 34. Rxc5 Rxa2 {also gives good winning chances for Black due to the possibility of obtaining connected passed pawns on <<.}) 34. Kg4 Rxh2 $19) 29... b5 30. Qc5 Rxe2+ 31. Kh1 Re1+ 32. Bf1 Rxf1+ 33. Kg2 Rf2+ 34. Kh3 Qh6+ (34... Qxc5 35. Rxc5 Rxa2 36. Rxc6 $11) 35. Kg4 Rxh2 $17) 27... Re5 28. Rf4 (28. Bf5 $6 {would transpose to the 26...Re5 variation above.}) 28... Rc5 29. Qb2 {[%csl Rf6]} Rd6 {[%CAl Gc5c1]} 30. Rf1 a5 ({Anand and Adams both mentioned that ...Qd4 was better somewhere according to their post-mortem analysis. I believe it was here, especially since Qc1 or Qd2 is not available for White.} 30... Qd4 $142 31. Qb1 (31. Qd2 $2 Qxe4+) 31... Qe3 32. Bg4 Qd2 {[%CAl Gd2c2] Black seems to be doing fine.}) 31. Bf5 b5 32. h4 (32. b4 $6 axb4 33. Rf3 Qc1 $1 (33... Qd4 34. Qd2 {[%CAl Gf3f4,Gf4h4,Gd2f4] trying to return to the previous manoeuvres on the >>}) 34. Qxb4 Qc3 35. Qb1 ( 35. Qxc3 Rxc3 36. Rf1 Rc2 37. Kf2 Rxa2 $17) 35... Qc2 {[%csl Ra2,Re2]} 36. Qf1 Qxa2 37. Rf4 Rc2 38. Kf3 {[%CAl Gf1h3,Gf4g4]} Qa5 39. Rg4+ (39. Qh3 $2 Qe1 $19) 39... Kf8 $17) 32... Rd8 (32... Qd4 33. Qd2 $16 {[%CAl Gd2f4,Gf4g4,Gh4h5,Gh5h6] }) (32... a4 33. bxa4 (33. Kh3 $5) 33... bxa4 34. Bg4 {[%CAl Gb2b8,Gg4e2]} Rb5 35. Qa3 {[%csl Ra4,Rd6]} Qd4 36. h5 $5 $14) (32... b4 $5 {[%CAl Gc5c3]} 33. a3 $2 bxa3 $19 {[%csl Re2]}) 33. a3 {Anand mentioned that he was happy after seeing 32...Rd8. He had seen the Be6 trick already but of course he wanted to wait for the c4-square to become available for his B to return to, in order to maximise the potential of the idea.} (33. Be6 $6 Qd4 34. Qxd4 Rxd4 $17) 33... b4 $6 {In his bid to take over the initiative, Adams overlooks the trick.} ( 33... Qd4 $142 34. Qd2 Qc3 35. Qf4 {[%CAl Gf4g4]} Qb2 36. Rf2 $14) 34. axb4 axb4 35. Be6 $1 Rc3 (35... fxe6 $2 36. Qxf6+ Kh7 37. Qe7+ $18 {with mate to follow.}) (35... Qd4 36. Qxd4 Rxd4 37. Bc4 $16 {[%CAl Gg3g4] Anand "/\g4, K to e3. I think it is just winning."}) 36. Bc4 $1 $16 {[%csl Gc4] Anand "Now it's very tough because White can even offer the exchange of Qs and win slowly. Just by exchanging g-pawn for f-pawn and then winning the f-pawn and then Black gets some pawn in return maybe but White's play is simple because the B is too strong."} Ra8 37. Rf5 Ra7 38. Rf3 Qc5 $6 (38... Qc1 $142 39. Qxc1 Rxc1 $16 {This would be a slow death for Black, but yet a better choice because keeping the Qs, as in the game made Black even more helpless.}) 39. Qd2 Qd6 40. Qe3 Ra5 41. Rf2 Rc2 42. g4 Qd7 43. Qg3 {[%csl Rf7][%CAl Gg4g5,Gf2f7]} Rc5 ( 43... Qd8 44. g5 $18) 44. g5 fxg5 45. Rxf7+ Qxf7 46. Bxf7 Kxf7 47. Qf3+ Kg7 48. h5 $1 $18 {Black's Rs are misplaced. White has the material and White has the compensation.} Ra5 49. Kf2 Rb2 $2 50. h6+ $1 {A nice finish!} Kg6 (50... Kxh6 51. Qf6+ Kh7 52. Qxb2 $18) 51. h7 {1-0 (51) Anand,V (2791)-Adams,M (2745) Shamkir 2015 CBM 166 [Mokal,P] A nice victory for Anand and the first of his two exchange sacrifices (both wins!) in the tournament.} (51. h7 Kxh7 52. Qf7+ $18 {[%CAl Gf7f6,Gf6h8,Gf6h6,Gf6b2]})) (6. Nb3 Bf5 7. Bg2 Qd7 8. Nc3 Nf6 9. O-O Be7 10. Re1 O-O 11. d4 exd3 12. exd3 Na6 13. a3 Nc5 14. Nxc5 Bxc5 15. Ne4 Bd4 16. Qc2 Rfe8 17. Bg5 Ng4 18. Re2 Ne5 19. Nc5 Bxc5 20. Qxc5 Nxd3 21. Rxe8+ Rxe8 22. Qc3 Qe6 23. Be3 a6 24. Bd4 Ne1 25. Bxg7 Nxg2 26. Bh8 f6 27. Bxf6 Ne1 28. Bh8 Nf3+ 29. Kh1 Ne5 {0-1 (29) Gross,S (2430)-Popovic,P (2550) Stary Smokovec 1991 CBM 026 [Ribli,Z]}) 6... Bc5 {A20: English Opening: 1...e5.} 7. Nc3 Qe5 8. d3 $5 {[%mdl 4] An interesting side line.} exd3 {The position is equal.} 9. Qxd3 Nf6 10. Bg2 O-O 11. O-O Rd8 {[#]} 12. Nf3 $1 Rxd3 13. Nxe5 Rd8 14. b3 {[#] } Be6 $146 ({Predecessor:} 14... Bf5 15. Bb2 Nbd7 16. Na4 Be7 17. Rfd1 Nb6 18. Rxd8+ Rxd8 19. Nxb6 axb6 20. a3 Rd2 {1/2-1/2 (75) Hracek,Z (2563)-Navara,D (2719) Plzen 2020}) 15. Bb2 Na6 16. Rad1 Be7 17. Ne2 Nb4 18. Nd4 Bd5 19. a3 Na6 20. b4 Bxg2 21. Kxg2 c5 22. Nf5 Bf8 23. b5 Nc7 24. a4 Nfd5 25. Nc4 g6 26. Nh4 Nb6 27. Rxd8 Rxd8 28. Nxb6 axb6 29. Nf3 Ra8 30. Be5 Ne8 31. Ra1 f6 32. Bc3 Kf7 33. Nd2 Bd6 34. Kf1 Ke6 35. Ke2 h5 36. Kd3 Bc7 37. f4 Nd6 38. e4 f5 (38... g5 $11 {keeps the balance.}) 39. e5 $16 {White leaves nothing to chance now.} Nf7 40. Kc4 Ke7 (40... g5 $142) 41. Nf1 Nd8 (41... Kd7 $16 42. Ne3 Ke6) 42. Ne3 $18 Ne6 43. a5 bxa5 44. b6 Bd8 {[#]} 45. Rd1 $1 (45. Rxa5 $6 Rxa5 46. Bxa5 Kd7 $16) (45. Bxa5 h4 $11) 45... Nd4 46. Nd5+ ({Don't play} 46. Kxc5 $6 Rc8+ 47. Kxd4 Bxb6+ 48. Kd3 Bxe3 $11) 46... Kf7 47. Bxd4 ({Much less strong is} 47. Kxc5 $6 Ne6+ 48. Kb5 Be7) 47... cxd4 48. Rxd4 {[%mdl 4096] Endgame KRB-KRN} ({Weaker is } 48. Kxd4 a4 $14) 48... Rc8+ (48... a4 {was necessary.} 49. Nc7 Rc8) 49. Nc7 { [%mdl 64] Decoy} Bxc7 $2 {KRB-KR} (49... Ke7 50. Kb5 Bxc7) 50. Rd7+ Ke6 51. Rxc7 Rxc7+ (51... Rb8 $18 52. Kb5 a4 {[%mdl 64] Decoy} 53. Kxa4 Ra8+ 54. Kb5 Ra1 55. Rxb7 Rb1+ 56. Kc4 Rc1+ 57. Kd3 Re1) 52. bxc7 {KP-KP} Kd7 53. Kb5 Kxc7 54. Kxa5 Kc6 55. Kb4 Kb6 56. Kc4 Kc6 57. Kd4 b5 {[%mdl 8192]} (57... Kd7 $16) 58. h3 {Weighted Error Value: White=0.03/Black=0.41} 1-0