[Event "GCT Sinquefield Cup 2021"] [Site "Saint Louis"] [Date "2021.08.17"] [Round "1.1"] [White "So, Wesley"] [Black "Mamedyarov, Shakhriyar"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2772"] [BlackElo "2782"] [Annotator "Shahid"] [PlyCount "100"] [EventDate "2021.08.17"] [EventType "tourn"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,100,15,14,24,10,10,14,13,2,18,18,17,22,29,20,43,29,29,9,34,32,31,20, 33,27,25,22,29,32,47,50,53,38,61,65,58,68,75,78,79,77,83,83,81,67,186,177,187, 186,182,174,167,188,184,150,196,214,216,219,212,153,147,177,178,154,181,106, 107,8,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. c3 Ne7 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Re1 Ng6 9. d4 Bb6 10. Bd3 {[#]} d5 $146 ({ Predecessor:} 10... h6 11. Be3 Nh5 12. Nbd2 Nhf4 13. Bf1 Qf6 14. Kh2 Re8 15. a4 a6 16. g3 exd4 17. cxd4 {1-0 (116) Ter Sahakyan,S (2640)-Quesada Perez,Y (2598) Lichess.org INT 2020}) 11. exd5 exd4 12. c4 c6 13. Qc2 cxd5 14. c5 {[%CAl Rc5b6]} Bc7 15. Nxd4 Re8 16. Rxe8+ Qxe8 17. Nc3 Qe1+ 18. Bf1 Bd7 19. Qe2 Qxe2 20. Ndxe2 Rc8 21. Be3 Ne7 22. Rd1 a6 23. g4 Bc6 24. f3 h6 25. b4 Re8 26. Kf2 Bd7 27. Bf4 Bxf4 28. Nxf4 d4 $2 (28... Be6 $14) (28... Bc6) (28... Kf8 29. Ncxd5 Nfxd5 30. Nxd5 Ba4 31. Rd3 (31. Rd2 Rd8 32. Bc4 Bb5 33. Bb3 Bc6 $19) (31. Rd4 Rd8 $19) 31... Bb5 32. Rd1 Ba4 $11) 29. Rxd4 $18 Nc6 30. Rd6 Nxb4 31. Rb6 a5 32. Rxb7 Bc6 33. Ra7 g5 {[#]} 34. Nd3 Rd8 35. Ne5 Rd2+ 36. Kg3 Rc2 {[#]} 37. a3 $1 Nbd5 (37... Rxc3 38. axb4 $18) 38. Nxd5 ({Don't take} 38. Nxc6 $6 Rxc3 39. Ne5 (39. Rxa5 Ne4+ {[%mdl 64] Double Attack} 40. Kh2 Nd2 $11) 39... Ne4+ 40. Kh2 Nd2 $14) 38... Nxd5 (38... Bxd5 39. c6 h5 (39... Bxc6 $4 40. Ra6 $18) 40. h4) 39. Bd3 $6 (39. Rxf7 {[#] gets mated.} Ne3 $1 40. Rf8+ Kxf8 41. Ng6+ Kg7 42. Be2 Rxe2 43. h4 Nf1+ 44. Kh3 Rh2#) (39. h4 $18 Be8 40. Rxa5) (39. Nxc6 $18 Ne3 40. Be2 Rxe2 41. f4) 39... Rxc5 $16 40. Nxf7 (40. Nxc6 $16 Rxc6 41. Rxa5) 40... Nf4 $1 $11 {[%CAl Rf4d3] The position is equal.} 41. Bf5 Bd5 42. Ne5 {aiming for Nd7.} (42. Nxh6+ {feels hotter.} Kf8 43. Be4 Bxe4 44. fxe4 Rc3+ 45. Kf2) 42... Rc3 43. Rxa5 Re3 {( -> ...Re2)} 44. Nd3 Rxf3+ 45. Kh2 Rxh3+ 46. Kg1 {Hoping for Nxf4.} Rg3+ 47. Kf2 Rf3+ 48. Kg1 {Nxf4 is the strong threat.} Rg3+ 49. Kf2 Rf3+ 50. Kg1 {Black must now prevent Nxf4.} Rg3+ {Blacks defense is rewarded with a draw. Weighted Error Value: White=0.10/Black=0.07} 1/2-1/2 [Event "GCT Sinquefield Cup 2021"] [Site "Saint Louis"] [Date "2021.08.17"] [Round "1.2"] [White "Vachier-Lagrave, Maxime"] [Black "Svidler, Peter"] [Result "1-0"] [ECO "E73"] [WhiteElo "2751"] [BlackElo "2714"] [Annotator "TA"] [PlyCount "61"] [EventDate "2021.08.17"] [EventType "tourn"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,61,29,23,13,34,27,22,28,35,20,29,36,34,22,22,22,23,16,27,13,13,16,25, 0,0,0,0,0,7,4,10,0,0,0,0,0,0,0,263,256,256,256,256,256,29986,29986,29988,29989, 29990,29991]} 1. d4 Nf6 2. c4 g6 3. h4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 c5 7. d5 b5 8. cxb5 {E73: King's Indian: Averbakh Variation without 6...c5.} a6 9. a4 axb5 10. Bxb5 {The position is equal.} Ba6 11. Bd2 Bxb5 12. axb5 Nbd7 13. Nf3 Rxa1 14. Qxa1 Qb6 15. O-O {[#]} Rb8 $146 ({Predecessor:} 15... Ne8 16. Bg5 Nc7 17. Bxe7 Ra8 18. Qd1 Nxb5 19. Nxb5 Qxb5 20. Bxd6 Bxb2 21. Qc2 c4 {1/2-1/2 (41) Maatman,N (2400)-Kokje,J (2222) Groningen 2019}) 16. Qa6 Ne8 17. Ra1 Kf8 18. h5 Nc7 19. Qa4 Ra8 20. Qd1 {And now Rxa8+ would win.} Rxa1 21. Qxa1 Ne5 22. h6 Nxf3+ 23. gxf3 Bxc3 24. Bxc3 {Strongly threatening Ba5.} Qxb5 25. b4 Ne8 $4 { [%mdl 8192]} (25... cxb4 $11 {and Black stays safe.} 26. Bxb4 Ke8) 26. bxc5 $18 dxc5 27. Bg7+ Kg8 {[#]} 28. Qa8 $1 {[%CAl Ra8d8] Qd8! is the strong threat.} c4 $2 (28... Qd7 $18 29. e5 e6) 29. Qd8 {White mates.} Qa4 30. Kg2 (30. Qxe7 Nxg7 31. d6 Qd1+ 32. Kg2 Ne6 33. d7 $18) 30... Qb5 {[#]} 31. Bb2 $1 {[%mdl 576] Back Rank. Weighted Error Value: White=0.03/Black=0.45} 1-0 [Event "GCT Sinquefield Cup 2021"] [Site "Saint Louis"] [Date "2021.08.17"] [Round "1.3"] [White "Xiong, Jeffery"] [Black "Rapport, Richard"] [Result "1/2-1/2"] [ECO "E38"] [WhiteElo "2710"] [BlackElo "2763"] [Annotator "TA"] [PlyCount "113"] [EventDate "2021.08.17"] [EventType "tourn"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,113,42,37,44,43,34,33,46,12,13,11,1,18,15,0,0,0,0,0,0,0,0,0,0,0,0,0, 20,7,7,7,7,7,10,9,18,18,22,8,8,8,8,8,8,8,8,8,8,8,8,8,12,0,8,8,12,8,8,8,14,8,8, 8,14,14,14,0,14,13,13,13,14,13,13,0,14,8,14,14,14,14,14,14,14,14,14,14,14,14, 14,14,14,14,14,14,14,0,14,0,14,0,22,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 Qa5 6. Bd2 Qxc5 7. e3 d5 {E38: Nimzo-Indian: Classical: 4...c5.} 8. a3 Bxc3 9. Bxc3 dxc4 {White is slightly better.} 10. Bb4 Qc6 {The position is equal.} 11. Qxc4 Qxc4 12. Bxc4 Nc6 13. Bc3 (13. Bd2 {seems wilder.} b6 14. Nf3 O-O 15. O-O Bb7 16. Rfd1) 13... Ne4 14. Rc1 Nxc3 15. Rxc3 Bd7 16. Nf3 {[#]} Rc8 $146 ({Predecessor:} 16... Ke7 17. Ke2 Rac8 18. b4 Nxb4 19. axb4 b5 20. Ra1 Rxc4 21. Rxc4 bxc4 22. Rxa7 f6 {1-0 (29) Nikolov,M (2542)-Kalajdzhiev,R (2055) Kiten 2021}) 17. Bd3 Ke7 18. Ke2 h6 19. Rhc1 Nb8 20. Ne5 Rxc3 21. Rxc3 { [#] And now Rc7 would win.} Rc8 22. Kd2 Rxc3 23. Kxc3 $11 {[%mdl 4096] Endgame KBN-KBN} Bc8 24. f4 Nd7 25. Nxd7 Bxd7 {KB-KB} 26. e4 f6 27. Kd4 Kd6 28. e5+ fxe5+ 29. fxe5+ Ke7 30. Be4 b6 31. Kc4 Kd8 32. Kd4 Ke7 33. h4 Bb5 34. g3 Kd7 35. Bc2 Be2 36. Ba4+ Kc7 37. Ke3 Bh5 38. Kf4 Be2 39. g4 Kd8 40. Bc6 Ke7 41. g5 Bh5 42. b4 Bd1 43. a4 Bh5 44. Bb5 Bd1 45. a5 Bh5 46. Bf1 Be8 47. Bg2 Bh5 48. Bc6 Bd1 49. gxh6 gxh6 50. Ke3 Bh5 51. Kd3 Kd8 52. axb6 axb6 53. Ke3 Ke7 54. Kd3 Kd8 55. Ke3 Ke7 56. Kd3 Kd8 57. Ke3 {[%emt 0:00:02] Weighted Error Value: White=0.04/Black=0.} 1/2-1/2 [Event "GCT Sinquefield Cup 2021"] [Site "Saint Louis"] [Date "2021.08.17"] [Round "1.4"] [White "Caruana, Fabiano"] [Black "Shankland, Sam"] [Result "1-0"] [ECO "A48"] [WhiteElo "2806"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "75"] [EventDate "2021.08.17"] [EventType "tourn"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,75,5,-18,35,25,25,-12,-6,-19,-23,-45,16,14,46,44,35,8,0,0,58,56,60, 54,57,64,42,61,56,54,59,59,44,58,68,70,81,76,77,75,81,77,309,312,317,308,315, 312,554,589,582,582,565,581,569,556,522,455,1002,991,963,971,935,925]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 d6 5. h3 c5 6. Nbd2 cxd4 7. exd4 O-O 8. Be2 Qb6 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} (8... Nc6 $11) 9. Nc4 Qc7 {[#]} 10. Ne3 $146 ({Predecessor:} 10. O-O Bf5 11. c3 Nbd7 12. Ne3 e6 13. Nc4 Ne8 14. a4 e5 15. dxe5 dxe5 16. Bg3 {1-0 (45) Starke,R (1931)-Kamari,I (1562) Berlin 2017}) 10... Nc6 {The position is equal.} 11. c3 e5 12. Bh2 Qe7 ( 12... exd4 $1 $15 13. Nxd4 Nxd4 14. Qxd4 Ng4 $1) 13. O-O $36 {[%mdl 2048] Black is under pressure.} e4 14. Ne1 d5 15. N1c2 Be6 16. Qe1 Nd7 (16... Rad8 $11) 17. f3 $1 $14 f5 {Threatening ...f4.} 18. fxe4 $1 fxe4 19. Bf4 Rf7 20. Qg3 Nf6 21. Rf2 Qd7 22. Raf1 Raf8 23. Qh4 Ne8 24. Ng4 Nd6 25. Nce3 Ne7 26. Ne5 Bxe5 27. Bxe5 Ndf5 $2 {[#] This costs Black the game.} (27... Rxf2 $16 28. Rxf2 Rxf2 29. Kxf2 (29. Qxf2 Nc6 $14) 29... Nc6) 28. Ng4 $1 $18 {Rxf5! is the strong threat.} h5 ({Worse is} 28... Nxh4 29. Nh6#) 29. Qg5 hxg4 30. hxg4 Ng7 (30... e3 31. Rf3 Rh7) 31. Qh6 {Threatening mate with Bxg7.White is clearly winning.} Nef5 32. gxf5 Rxf5 33. Rxf5 Rxf5 34. Rxf5 (34. Qxg6) 34... Bxf5 35. g4 Be6 ( 35... Bxg4 $142 36. Bxg7 {[%mdl 64] Overworked Piece} Qxg7 37. Qxg7+ Kxg7 38. Bxg4 Kf7) 36. Qxg6 Qf7 37. Qh6 e3 {[#]} 38. Bf3 $1 {[%mdl 512] Weighted Error Value: White=0.07/ Black=0.37} 1-0 [Event "GCT Sinquefield Cup 2021"] [Site "Saint Louis"] [Date "2021.08.17"] [Round "1.5"] [White "Swiercz, Dariusz"] [Black "Dominguez Perez, Leinier"] [Result "0-1"] [ECO "C42"] [WhiteElo "2655"] [BlackElo "2758"] [Annotator "Shahid"] [PlyCount "116"] [EventDate "2021.08.17"] [EventType "tourn"] [EventCountry "USA"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] [TimeControl "40/5400+30:1800+30"] {[%evp 0,116,19,38,31,14,65,29,35,26,26,-9,-9,4,51,60,60,68,54,35,28,36,43,43, 35,34,30,0,25,5,8,14,11,13,16,-15,-1,-11,0,0,0,0,-11,-20,-18,-17,-5,-12,-5,-20, 0,-10,0,-35,-3,-2,0,-36,-5,0,0,0,13,0,0,0,0,-78,-39,-50,-3,-61,-18,-17,-13,-86, -74,-126,-96,-245,-200,-231,-237,-237,-233,-172,-230,-236,-200,-272,-141,-194, -127,-160,-160,-160,-160,-150,-147,-158,-150,-171,-179,-192,-177,-223,-253, -309,-185,-294,-215,-208,-247,-261,-261,-261,-273,-284,-289]} 1. e4 {[%emt 0: 00:03]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:19]} 3. Nxe5 {[%emt 0:01:50]} d6 {[%emt 0:00:09]} 4. Nf3 {[%emt 0:00:06]} Nxe4 { [%emt 0:00:07]} 5. d4 {[%emt 0:01:15]} d5 {[%emt 0:00:15]} 6. Bd3 {[%emt 0:00: 04]} Bd6 {[%emt 0:00:34]} 7. O-O {[%emt 0:01:11]} O-O {[%emt 0:00:09]} 8. c4 { [%emt 0:00:08]} c6 {[%emt 0:00:06]} 9. Nc3 {[%emt 0:00:29]} Nxc3 {[%emt 0:01: 38]} 10. bxc3 {[%emt 0:00:05]} dxc4 {[%emt 0:00:11]} 11. Bxc4 {[%emt 0:00:04]} Bf5 {[%emt 0:00:08]} 12. Re1 {[%emt 0:06:56]} Nd7 {[%emt 0:00:51]} 13. Bg5 { [%emt 0:02:12]} Qa5 {[%emt 0:00:42]} 14. Nh4 {[%emt 0:01:20]} Rae8 {[%emt 0:02: 38]} 15. Nxf5 {[%emt 0:27:38]} Rxe1+ {[%emt 0:03:12]} 16. Qxe1 {[%emt 0:00:05]} Qxf5 {[%emt 0:00:08]} 17. Bh4 {[%emt 0:11:05]} Qh5 {[%emt 0:35:42]} 18. Bg3 { [%emt 0:08:17]} Bxg3 {[%emt 0:00:32]} 19. hxg3 {[%emt 0:00:05]} Nf6 {[%emt 0: 00:38]} 20. Be2 {[%emt 0:00:14]} Qa5 {[%emt 0:15:28]} 21. Bf3 {[%emt 0:01:58]} Re8 {[%emt 0:00:27]} 22. Qd2 {[%emt 0:02:40]} h5 {[%emt 0:02:04]} 23. Rc1 { [%emt 0:06:01]} Re7 {[%emt 0:08:24]} 24. Qc2 {[%emt 0:08:47]} g6 {[%emt 0:02: 50]} 25. Qb2 {[%emt 0:06:12]} Kg7 {[%emt 0:08:47]} 26. Be2 {[%emt 0:06:23]} Qg5 {[%emt 0:06:05]} 27. Bf3 {[%emt 0:00:46]} Qa5 {[%emt 0:01:12]} 28. Be2 { [%emt 0:01:16]} c5 {[%emt 0:01:13]} 29. Bf3 {[%emt 0:04:08]} cxd4 {[%emt 0:03: 49]} 30. cxd4 {[%emt 0:00:02]} Re1+ {[%emt 0:00:14]} 31. Rxe1 {[%emt 0:00:04]} Qxe1+ {[%emt 0:00:12]} 32. Kh2 {[%emt 0:00:02]} b6 {[%emt 0:00:51]} 33. Qc2 { [%emt 0:04:13]} Qb4 {[%emt 0:02:09]} 34. Qd3 {[%emt 0:00:50]} a5 {[%emt 0:04: 50]} 35. a3 {[%emt 0:00:39]} Qd6 {[%emt 0:00:06]} 36. Kg1 {[%emt 0:00:22]} b5 { [%emt 0:00:29]} 37. Bd1 $6 {[%emt 0:00:53]} (37. d5) 37... b4 {[%emt 0:00:45]} 38. axb4 {[%emt 0:00:17]} Qxb4 {[%emt 0:00:08]} 39. Bb3 {[%emt 0:00:43]} a4 { [%emt 0:00:28]} 40. Bc4 {[%emt 0:00:31]} a3 {[%emt 0:01:16]} 41. f3 {[%emt 0: 08:01]} Qb2 {[%emt 0:10:41]} 42. Qb3 {[%emt 0:00:08]} Qxd4+ {[%emt 0:00:24]} 43. Kh2 {[%emt 0:00:12]} Qa7 {[%emt 0:02:21]} 44. Qc3 {[%emt 0:06:32]} Qc7 { [%emt 0:02:39]} 45. Qd4 {[%emt 0:00:54]} Qe7 {[%emt 0:03:22]} 46. Bb3 {[%emt 0: 02:52]} Kh7 {[%emt 0:01:56]} 47. Qf4 {[%emt 0:01:56]} Kg7 {[%emt 0:02:41]} 48. Qd4 {[%emt 0:00:05]} Kg8 {[%emt 0:02:00]} 49. Qd3 {[%emt 0:02:20]} Kh7 { [%emt 0:00:23]} 50. Qd4 {[%emt 0:02:09]} Ng8 {[%emt 0:00:16]} 51. Ba2 {[%emt 0: 04:13]} Nh6 {[%emt 0:00:15]} 52. Bb1 {[%emt 0:00:04]} Qe1 {[%emt 0:02:39]} 53. Qb6 {[%emt 0:00:05]} Qc3 {[%emt 0:01:18]} 54. Kg1 {[%emt 0:07:08]} Qc1+ { [%emt 0:01:37]} 55. Kh2 {[%emt 0:00:18]} Qb2 {[%emt 0:01:31]} 56. Qxb2 { [%emt 0:00:56]} axb2 {[%emt 0:00:02]} 57. Kg1 {[%emt 0:00:04]} Nf5 {[%emt 0:00: 09]} 58. Kf2 {[%emt 0:00:03]} Nd4 {[%emt 0:00:33]} 0-1