[Event "Saint Louis Rapid 2020"] [Site "Saint Louis"] [Date "2020.09.17"] [Round "7"] [White "Firouzja, Alireza"] [Black "Carlsen, Magnus"] [Result "0-1"] [ECO "E20"] [WhiteElo "2728"] [BlackElo "2863"] [Annotator "TA RC"] [PlyCount "52"] [EventDate "2020.09.15"] [EventType "rapid"] [EventCountry "USA"] {[%evp 11,52,-13,12,-18,0,0,-5,5,0,0,39,28,29,8,22,-50,-46,-76,-82,-87,-85, -119,-131,-140,-136,-134,-125,-132,-116,-131,-141,-158,-162,-172,-160,-235, -208,-471,-472,-524,-428,-418,-410]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c6 7. a4 {[#] E20: Nimzo-Indian: 4 g3 and 4 f3.} Qa5 $146 ({ Predecessor:} 7... O-O 8. e3 b6 9. cxd5 cxd5 10. a5 Ba6 11. Bxa6 Nxa6 12. Qd3 Qc8 13. Ba3 Re8 14. Ne2 bxa5 {0-1 (41) Volkov,S (2485)-Rozentalis,E (2610) St Petersburg 1996}) 8. Qd2 O-O 9. e3 {The position is equal.} Re8 10. Bd3 dxc4 11. Bxc4 b6 12. Bd3 Ba6 13. c4 (13. Bxa6 $11 Qxa6 14. Ne2) 13... c5 $15 14. Ne2 Nc6 15. Kf2 Nb4 16. Bb2 {With the idea Bc3.} cxd4 17. Nxd4 Rad8 18. Bc3 Nxd3+ 19. Qxd3 Qc5 20. Qc2 Bxc4 {[#] White must now prevent ...e5.} 21. Rhd1 Nd5 $36 {[%mdl 2048] ...Nxe3! is the strong threat. Black is on the roll.} ({Don't play } 21... Qg5 $6 22. Nc6 $15) 22. Bd2 e5 23. Nf5 (23. Nb3 $17 Bxb3 24. Qxb3) 23... Nf4 24. Kg3 $2 {[#]} (24. Kg1) 24... Nd3 $19 {Threatens to win with ... e4.} 25. Qc3 Be6 26. Qxc5 Nxc5 {Accuracy: White = 56%, Black = 95%.} ({Weaker is} 26... bxc5 27. Ba5 $19) 0-1 [Event "Saint Louis Rapid 2020"] [Site "Saint Louis"] [Date "2020.09.17"] [Round "8"] [White "Carlsen, Magnus"] [Black "Xiong, Jeffery"] [Result "1/2-1/2"] [ECO "C19"] [WhiteElo "2863"] [BlackElo "2709"] [Annotator "TA"] [PlyCount "124"] [EventDate "2020.09.15"] [EventType "rapid"] [EventCountry "USA"] {[%evp 17,124,0,27,14,27,10,11,8,8,-84,-75,-83,-77,-92,-94,-108,-78,-136,-136, -135,-131,-95,-89,-119,-103,-100,-100,-118,0,-96,-72,-106,-75,-125,-74,-68,0, -83,-26,-54,-45,-35,-48,-50,-38,-41,-41,-40,-37,-45,-45,-43,-27,-32,-27,-27, -27,-26,-13,-21,0,0,0,-24,22,22,60,68,72,72,73,66,164,164,164,167,758,164,697, -82,-82,-82,-82,-82,-82,-152,-152,-152,-152,-152,-152,-152,-152,-152,0,0,0,0,0, 0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Nf3 Bd7 8. a4 Qa5 9. Bd2 c4 10. h4 {C19: French: 3 Nc3 Bb4: Main line: 7 Nf3 and 7 a4.} Bxa4 11. h5 h6 12. g3 {[#]} Nbc6 $146 ({Predecessor:} 12... b5 13. Bh3 Nbc6 14. Nh4 Kd7 15. O-O g5 16. hxg6 Nxg6 17. Nxg6 fxg6 18. Qg4 Rae8 19. Qxg6 h5 20. Qf7+ Re7 21. Bxe6+ Kd8 22. Qf6 h4 23. Qxh8+ {1-0 (23) Svetushkin,D (2515)-Kozelov,R (2120) chess.com INT 2020}) 13. Bh3 {[#]} (13. Ra2 $1 $11) 13... Bxc2 $1 $17 {[%mdl 512]} 14. Qc1 (14. Qxc2 Qxa1+) 14... Ba4 15. O-O b5 16. Nh4 Qb6 17. Be3 (17. f4 $142) 17... Bb3 18. f4 b4 19. f5 exf5 $1 20. Bxf5 bxc3 21. Qxc3 O-O 22. Qd2 Qb4 (22... Rab8 $17 {...a5 is the strong threat.} 23. Rf4 Nb4) 23. Qf2 (23. Qc1 $1 $11 {remains equal.}) 23... c3 $1 ( 23... Nxf5 $6 24. Nxf5 f6 25. Nxg7 $1 $11 {[%mdl 512]}) 24. Qf4 c2 (24... Nxf5 25. Nxf5 Bc2 26. Nxg7 $1 $18 {[%mdl 512]}) 25. Rac1 Qc3 (25... Rab8 $142 26. Bxc2 Bxc2 27. Rxc2 Nd8) 26. Rf2 {[%CAl Rf5c2]} Rab8 ({Much weaker is} 26... Nxf5 $6 27. Nxf5 Qd3 28. Nxg7 $1 $14 {[%mdl 512]}) (26... a5 $1 $15 27. Bxc2 Bxc2 28. Rfxc2 Qd3 29. Rxc6 Nxc6 30. Rxc6 Qd1+ 31. Kg2 Rfc8 32. Rxc8+ Rxc8) 27. Kh2 (27. Bxc2 $11 Bxc2 28. Rfxc2) 27... Ba4 (27... Nxf5 $2 28. Nxf5 Nd8 29. Qg4 $1 $16 {[%mdl 512]}) (27... f6 $17 28. e6 a5) 28. Bxc2 Bxc2 29. Rcxc2 Qd3 30. Rfd2 $1 {[%CAl Rd2d3]} Qe4 31. Qxe4 $1 dxe4 32. d5 Nxe5 {Threatens to win with ...Ng4+.} 33. Bf4 {[#]} e3 $1 34. Re2 (34. Bxe3 Ng4+) 34... f6 35. d6 Nd5 36. Rc5 Nxf4 37. gxf4 Nd3 {[%mdl 64] Double Attack} 38. Rc4 Rb2 39. Rxb2 Nxb2 $11 { [%mdl 4096] Endgame KRN-KRN} 40. Re4 {Strongly threatening d7.} f5 41. Re7 Nc4 42. d7 {[%mdl 1024] White has compensation.} Nb6 43. Kg2 Kh7 44. Ng6 Rb8 ({Not } 44... Rd8 45. Re8 Nd5 46. Rxd8 Nxf4+ 47. Nxf4 g5 48. Re8 gxf4 49. Re7+ Kh8 50. d8=Q#) (44... Rg8 $1 $14) 45. Kf3 $18 a5 {[#]} 46. Ne5 $1 Rd8 $2 (46... Nxd7 47. Nxd7 Ra8) 47. Ke2 $2 (47. Re8 {White wants to mate with Ng6.} e2 48. Kxe2 (48. Rxd8 e1=Q $14) 48... Nxd7 49. Rxd8) 47... a4 $2 (47... Nxd7 48. Nxd7 Ra8) 48. Re6 $2 ({White has to play} 48. Re8 $18 {Threatening mate with Ng6.} Nxd7 49. Rxd8) 48... Nxd7 $17 49. Rd6 a3 {[%CAl Ba4a3,Ba3a2][%mdl 32] White must now prevent ...Ra8.} 50. Nxd7 {aiming for Nf6+! KRN-KR} a2 51. Nf6+ ({ Better is} 51. Ra6 Rxd7 52. Kxe3) 51... gxf6 {KR-KR} 52. Ra6 Rd2+ 53. Kxe3 Rh2 54. Ra7+ Kg8 55. Kd4 {intending Kd5.} Re2 $2 (55... Rxh5 $17 56. Rxa2 Rh4 57. Ra8+ Kf7 58. Ra7+ Kg6) 56. Kd5 $11 {The position is equal.} Kf8 57. Kd6 $1 Kg8 58. Ra8+ Kf7 {Black wants to play ...Rd2+.} 59. Ra7+ Kf8 60. Ra8+ Kf7 {Hoping for ...Rd2+.} 61. Ra7+ Kf8 62. Ra8+ Kf7 {Quite a comeback for White. Accuracy: White = 78%, Black = 65%.} 1/2-1/2 [Event "Saint Louis Rapid 2020"] [Site "Saint Louis"] [Date "2020.09.17"] [Round "9"] [White "Grischuk, Alexander"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "B75"] [WhiteElo "2777"] [BlackElo "2863"] [Annotator "TA"] [PlyCount "91"] [EventDate "2020.09.15"] [EventType "rapid"] [EventCountry "USA"] {[%evp 14,91,54,53,48,41,69,49,50,31,32,40,68,42,53,50,66,41,46,8,17,23,50,45, 48,24,105,100,97,93,168,163,259,259,326,310,302,289,347,352,433,437,411,381, 395,388,363,400,381,383,387,370,361,363,356,354,354,360,360,347,352,350,378, 326,368,350,379,314,389,390,387,370,339,335,574,560,554,534,728,725]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 a6 8. Qd2 h5 { B75: Sicilian Dragon: Yugoslav Attack, Miscellaneous.} 9. Bc4 Nbd7 10. Bb3 Nc5 {White is slightly better.} 11. O-O-O b5 12. Kb1 Bb7 {[#]} 13. a3 $146 ({ Predecessor:} 13. Nd5) 13... Nxb3 14. cxb3 Rc8 15. Nc2 Qc7 16. Bd4 O-O 17. Qf2 e5 18. Bb6 Qd7 19. Nb4 Rxc3 (19... Ne8 $11 {remains equal.}) 20. bxc3 $16 { White stays focused until the end.} Qe6 21. Kb2 Rc8 (21... d5 $16) 22. Ba5 $18 {[#] Black must now prevent Qb6.} d5 (22... Bxe4 $142 23. Qb6 (23. fxe4 Nxe4 { [%mdl 64] Double Attack} 24. Qb6 Nxc3 $11) (23. Nxa6 Bc6 $16) 23... Nd5 24. Nxd5 (24. Qxa6 $2 Rxc3 25. Qxb5 Rc5 $19) 24... Bxd5) 23. Qa7 Ba8 24. Nxa6 Bf8 25. Nc7 Qe7 26. Nxb5 Qe8 27. Nc7 Qe7 28. Bb6 dxe4 29. Nxa8 Qxa7 30. Bxa7 Rxa8 31. Bf2 Bxa3+ 32. Kc2 Be7 {[#] And now ...Ra2+ would win.} 33. Ra1 Rc8 34. Rhd1 exf3 35. gxf3 e4 36. fxe4 Nxe4 37. Bd4 f5 38. Kb2 Kf7 39. b4 g5 40. Kb3 g4 41. Ra7 Ke6 42. Ra6+ Kf7 43. c4 {[%CAl Bc3c4,Bc4c5][%mdl 32]} Bd6 $2 (43... Rd8 44. Ra5 Kg6) 44. Bg1 {White is clearly winning.} Ke7 45. c5 Be5 46. Rd5 {Accuracy: White = 89%, Black = 50%.} 1-0