[Event "FIDE Candidates 2020"] [Site "Yekaterinburg"] [Date "2021.04.20"] [Round "9.2"] [White "Grischuk, Alexander"] [Black "Nepomniachtchi, Ian"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2777"] [BlackElo "2789"] [Annotator "TA"] [PlyCount "81"] [EventDate "2020.03.17"] [EventType "tourn"] [EventCountry "RUS"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 15,81,-10,-12,-35,-17,-67,-57,-57,-45,-50,0,0,0,0,0,0,10,11,15,17,33,8,8,4,29,7,33,0,0,0,0,-13,4,0,0,0,0,-74,0,0,0,0,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O $1 9. h3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} (9. Be2 b6 10. O-O Bb7 11. d5 Bxc3 12. h4 Nd7 13. Bf4 Bg7 14. Bc4 Qc8 15. e5 Ba6 16. Qe2 Bxc4 17. Qxc4 Qb7 18. h5 Rae8 19. hxg6 hxg6 20. Ng5 {1-0 (38) Grischuk,A (2766)-Nepomniachtchi,I (2757) chess.com INT 2018}) 9... Nc6 {[%cal Rc5d4]} 10. d5 Bxc3+ 11. Bd2 {Black is slightly better.} Bxd2+ 12. Qxd2 Nd4 (12... Na5 {seems wilder.} 13. Bb5 b6 14. O-O Bd7 15. a4 f6) 13. Nxd4 cxd4 {[#]} 14. Bc4 $146 ({Predecessor:} 14. Qxd4 Qa5+ 15. Qd2 Qxd2+ {½-½ (15) Kock,H (2172)-Lein,M (2007) Arvier 2004}) 14... e5 15. O-O Qd6 16. f4 Rb8 17. fxe5 Qxe5 18. Qf4 Qxf4 19. Rxf4 Re8 20. Bb5 Rd8 21. Rbf1 {[%mdl 1024] White has compensation.} Bd7 22. Bc4 Rbc8 23. Bb3 Bb5 24. R1f2 a5 {[#] White must now prevent ...Rc1+.} 25. d6 Bc4 26. Rxf7 (26. Bxc4 $1 $11 Rxc4 27. Rxf7 Rc1+ 28. Kh2 Rxd6 29. e5) 26... Bxb3 ({But not} 26... Rxd6 27. Bxc4 Rxc4 28. Re7 $11) ({Better is} 26... Bxf7 $17 27. Rxf7 a4) 27. axb3 $11 {Threatens to win with d7.The position is equal.} Rxd6 {[%mdl 4096] Endgame aiming for ...d3. KRR-KRR} (27... d3 {feels hotter.} 28. Re7 Rc1+ 29. Kh2 Rxd6 30. Rff7 d2) 28. e5 Rb6 29. Rd7 Rf8 {[#] And now ...Rxf2 would win.} 30. Ra2 Rxb3 31. Rxa5 Re3 32. Rb5 Re1+ 33. Kh2 Rf7 34. Rbxb7 Rxd7 35. Rxd7 Rxe5 36. Rxd4 {KR-KR} Re7 37. Kg1 Kg7 38. Kh2 Rf7 39. Kg1 Re7 40. Kh2 Rf7 41. Re4 {Weighted Error Value: White=0.10/Black=0.09} 1/2-1/2 [Event "FIDE Candidates 2020"] [Site "Yekaterinburg"] [Date "2021.04.23"] [Round "11.3"] [White "Grischuk, Alexander"] [Black "Vachier-Lagrave, Maxime"] [Result "1-0"] [ECO "B23"] [WhiteElo "2777"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "95"] [EventDate "2020.03.17"] [EventType "tourn"] [EventCountry "RUS"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,95,7,12,0,0,9,18,0,31,-2,-14,-8,-9,-14,-18,-25,-31,-69,-12,-23,-30,-35,-26,-26,0,0,7,27,44,68,172,185,186,181,160,154,201,180,168,179,242,129,162,114,109,107,76,61,87,90,66,96,87,13,20,0,0,0,0,8,0,9,8,8,69,69,204,69,69,69,69,69,69,69,69,69,29948,29958,29958,29956,29950,29953,5697,5697,4693,1224,29973,29974]} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 {B23: Closed Sicilian: Lines without g3.} Bh6 7. f4 Nf6 8. Bb2 {The position is equal.} e5 9. Nge2 $5 {[%mdl 4] A promising side line.} O-O 10. O-O-O {[#]} Be6 $146 ({Predecessor:} 10... Nd4 11. Kb1 Bg4 12. g3 d5 13. Nxd5 Nxd5 14. exd5 Qxd5 15. Bxd4 exd4 16. Rg1 Rfe8 {0-1 (26) Gevorgyan,M (2228)-Shevchenko,K (2592) chess.com INT 2020}) 11. Kb1 a5 12. a4 Qb6 13. h4 (13. Qxd6 $2 Rfd8 $19) 13... Rac8 (13... Ng4 $1 $15 14. Re1 (14. Qxd6 $2 Nf2 $19) 14... Nb4) 14. h5 (14. Qxd6 $2 Rfd8 $19) 14... Nxh5 15. g3 Nb4 16. Bh3 Bxh3 17. Rxh3 Bg7 18. g4 Nf6 {[%cal Rf6g4]} 19. g5 {[%mdl 1024] White has compensation.} Nh5 (19... Ng4 $14) 20. f5 $18 Rfd8 21. f6 Bf8 22. Ng3 $1 {[%cal Rg3h5]} d5 23. exd5 (23. Nxh5 dxe4 24. Qe2 Rxd1+ 25. Qxd1 Qf2 $11) 23... Nxg3 (23... Nf4 $2 24. Rxh7 $3 {[%mdl 512]} Nbxd5 25. Nxd5 $18) 24. Rxg3 h5 (24... e4 $142 25. Qe1 Qc7) 25. Qe2 ({White should try} 25. gxh6 $18 Qxf6 26. Qh2) 25... Rc5 $16 {[%cal Rb4d5]} 26. Rh3 (26. Qxe5 $2 Bd6 $19) 26... Nxd5 27. Nxd5 Rcxd5 28. Rdh1 {Hoping for Bc1.} Qd6 29. Ka2 {And now Rxh5! would win.} Rd1 {[#]} 30. Rxh5 $40 {[%mdl 128] White wants a kill.} gxh5 31. Rxh5 (31. Rh3 $1 $16 Qd7 32. Qxh5 Qxh3 33. Qxh3) 31... Rd4 $1 $11 32. Rh1 Rxa4+ 33. Kb1 $1 Qd5 34. Qh5 {[%csl Gh1][%cal Rh5h8]} Qxh1+ $1 35. Qxh1 Rg4 36. Bxe5 Rxg5 (36... Re8 $11 37. Bc3 b6) 37. Qxb7 $14 Rd2 {[#]} ({Don't blunder} 37... Rxe5 $2 38. Qg2+ Kh7 39. Qh2+ Kg6 40. Qxe5 $18) ({Much weaker is} 37... Rd1+ 38. Kb2 $16) ({Better is} 37... Re8 $1 $14 38. Bc3 Bd6) 38. Bc3 (38. Bf4 $1 $18 {[%cal Rf4d2]} Rg1+ 39. Kb2) 38... Re2 39. Qc8 Rg1+ 40. Kb2 Rgg2 $1 41. Bxa5 {Threatens to win with b4.} Rxc2+ 42. Qxc2 Rxc2+ {[%mdl 8192]} (42... Ba3+ $14 43. Kc3 Rxc2+ 44. Kxc2 Kf8) 43. Kxc2 {KB-KB} Kh7 44. Kd3 Kg6 45. Bc3 Kf5 {[#]} 46. Kc4 $1 Ke6 47. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Bd6 48. b5 {Weighted Error Value: White=0.14/Black=0.42} 1-0 [Event "FIDE Candidates 2020"] [Site "Yekaterinburg"] [Date "2021.04.26"] [Round "13.4"] [White "Grischuk, Alexander"] [Black "Giri, Anish"] [Result "1-0"] [ECO "E16"] [WhiteElo "2777"] [BlackElo "2776"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.03.17"] [EventType "tourn"] [EventCountry "RUS"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 21,101,25,18,31,30,26,28,18,36,46,43,35,43,37,44,43,33,34,50,2,29,21,39,39,39,39,45,39,47,47,46,53,93,52,98,101,147,133,309,280,524,490,458,421,387,393,532,489,467,471,509,447,443,443,425,395,481,479,450,437,1244,1102,1065,1087,1420,1249,1391,930,1341,1272,1408,1440,1276,1261,1028,1100,1046,992,1816,1808,1629,1567]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 c5 7. Bxb4 cxb4 8. O-O O-O 9. Nbd2 d6 10. Qb3 a5 11. a3 Na6 12. Rfd1 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} Qe7 13. Ne1 Bxg2 {[#]} 14. Kxg2 $5 $146 {[%mdl 8] White has an edge. An interesting novelty.} ({Predecessor:} 14. Nxg2 e5 15. Nf3 e4 16. Nfh4 Qd7 17. Ne3 Rfc8 18. Rac1 g6 19. Nhg2 b5 20. Nf4 a4 21. Qa2 bxc4 22. Nxc4 {0-1 (62) Reis,C (2408)-Dieguez Vera,C (2466) ICCF email 2013}) 14... h5 15. Nc2 {[%cal Ra3b4]} bxa3 16. bxa3 ({Don't play} 16. Qxb6 Rfb8 $15) 16... Rab8 17. e4 e5 18. Qd3 Nc7 19. Rab1 Ne6 20. Rb5 Rfe8 (20... h4 $5) 21. h4 g6 22. f3 Nd7 23. Nf1 {[%cal Bd2f1,Bf1e3,Be3f5][%mdl 32]} exd4 24. Nxd4 Ne5 25. Qe2 Nxd4 26. Rxd4 Nc6 27. Rd1 Qe6 28. Ne3 Ne7 29. Qd2 f5 $2 {[#] Black cannot hold the game after this.} (29... Nc6 $16 {was worth a try.} 30. Qxd6 Red8 31. Qxe6 fxe6) 30. Qxd6 Nc6 $2 (30... Qxd6 31. Rxd6 fxe4 32. fxe4 Kf7) 31. exf5 gxf5 32. Qxe6+ Rxe6 33. Nxf5 Ne5 34. Rd6 Ree8 35. Rd4 Nc6 36. Rd2 Rbd8 37. Rxd8 Rxd8 38. Rd5 {[#] aiming for Ne7+!} Rxd5 39. cxd5 $18 {[%mdl 4096] Endgame KN-KN. White is clearly winning.} Ne5 40. Nd6 Kf8 (40... Nd7 $142 41. Ne4 b5) 41. Kf2 Ke7 42. Nb5 Kf6 43. Ke3 Kf5 44. Nd6+ Kf6 45. Ke4 Nd7 46. Kd4 Ke7 47. Nb5 Kf6 48. Nc3 Kf5 49. Ne4 Kg6 50. g4 b5 51. Nc5 {Weighted Error Value: White=0.14/Black=0.36} 1-0