[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.02"]
[Round "1"]
[White "Caruana, Fabiano"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2807"]
[BlackElo "2822"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,14,18,0,18,0,0,0,0,0,2,4,38,18,27,7,22,22,31,6,7,0,0,0,0,0,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 b4 9. a5 O-O 10. Nbd2 Rb8 11. Re1 Be6 12. Bxe6 {C88: Closed Ruy Lopez: Anti-Marshall Systems} fxe6 {LiveBook: 7 Games} 13. Nb3 (13. c3 bxc3 14. bxc3 Rb5 15. Nf1 Qd7 16. Bg5 Rxa5 17. Rxa5 Nxa5 18. d4 exd4 19. cxd4 {½-½ (60) Vachier Lagrave,M (2791)-Wojtaszek,R (2736) Dortmund 2017}) 13... Qc8 14. Qe2 Nd8 15. d4 exd4 $1 16. Nbxd4 c5 17. Nb3 {[%cal Bd4b3,Bb3d2,Bd2c4][%mdl 32]} e5 $146 ({Predecessor:} 17... Nd7 18. Bg5 Bxg5 19. Nxg5 Ne5 {½-½ (60) Salomon,J (2115)-Urkedal,F (2470) Fagernes 2013}) 18. Nbd2 Ne6 19. Nc4 {With the idea Nb6.} Nd4 20. Nxd4 cxd4 21. Nb6 Qc6 {The position is equal.} 22. Bg5 {Strongly threatening Bxf6.} Bd8 23. Bxf6 Bxb6 24. axb6 {[#] Bh4 is the strong threat.} Rxf6 25. Rxa6 h6 26. Qd3 Rxb6 27. Rea1 Rxa6 28. Rxa6 $11 {[%mdl 4096] Endgame KQR-KQR} Qc5 29. Ra8+ Kh7 30. h3 b3 31. Qxb3 d3 $1 32. cxd3 Qxf2+ 33. Kh2 Qf4+ 34. Kh1 Qc1+ (34... d5 $5 35. Qxd5 Qf1+ 36. Kh2 Qf4+ 37. Kh1 Qf1+ 38. Kh2 Qf4+ 39. Kh1 $11) 35. Kh2 Qf4+ (35... Rf1 $5 36. Qg8+ $8 Kg6 37. Qe6+ Kh7 38. Qg8+ Kg6 39. Qe8+ Kh7 40. Qh8+ (40. Qg8+ Kg6 $11) 40... Kg6 41. Qe8+ Kh7 42. Qh8+ (42. Qg8+ Kg6 $11) 42... Kg6 43. Qe8+ $11) 36. Kh1 Qg3 {[%cal Rf6f1] [#]} 37. Qg8+ Kg6 {[%cal Rf6f1]} 38. Rf8 Qxd3 {White must now prevent ...Qf1+.} 39. Rxf6+ Kxf6 40. Qf8+ Ke6 41. Qe8+ Kf6 42. Qf8+ Ke6 43. Qe8+ {Precision: White = 68%, Black = 84%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.02"]
[Round "1"]
[White "Aronian, Levon"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2799"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,57,30,30,31,4,0,0,4,60,46,49,38,50,44,105,100,106,111,214,218,243,237,241,241,285,284,312,309,303,283,441,414,438,429,469,484,542,541,583,472,583,582,579,575]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 {[%cal Bh2h4,Bh4h5][%mdl 32] A34: Symmetrical English: 2 Nc3, lines with ...d5} Bg7 8. h5 Nc6 {LiveBook: 10 Games} 9. Ba3 $146 {White has an edge.} ({Predecessor:} 9. Rb1 Qc7 10. hxg6 hxg6 11. Rxh8+ Bxh8 12. Qb3 b6 13. Ng5 e6 {½-½ (33) Bauer,C (2632)-Howell,D (2655) Reading 2017}) 9... Qa5 10. Rh4 Bd7 (10... Qxa3 $2 11. Ra4 $18) 11. Qb3 O-O (11... Rb8 $11) 12. hxg6 hxg6 13. Qxb7 Rfd8 $1 14. Qa6 $1 $36 {[%mdl 2048] White is pushing.} Bxc3 ({Black should play} 14... Bf6 $14) 15. Qxa5 $16 Bxa5 16. Bxc5 Be6 (16... f6 $16 {was worth a try.}) 17. Bb5 $18 Ne5 {[#] Threatening ...Nxf3+.} 18. Nd4 $1 (18. Nxe5 Bxd2+ 19. Kf1 Bc3 $16) 18... Rd5 19. Bxe7 Kg7 20. f4 Nd7 {Black hopes to continue with ...Re8.} 21. f5 Bxf5 22. Bc6 Re5 (22... Rxd4 {keeps fighting.} 23. Rxd4 Rh8) 23. Nxf5+ ({Less strong is} 23. Bxa8 Rxe3+ 24. Kd1 Rxe7 $18) 23... gxf5 24. Bg5 {White is clearly winning.} ({Not} 24. Bxa8 Rxe3+ 25. Kd1 Rxe7 $18) 24... Kg6 25. Bf4 ({Weaker is} 25. Bxa8 Kxg5 26. Rd4 Rxe3+ 27. Kf1 Re7 $18) 25... Rd8 26. Bxd7 Rc5 27. Rh6+ Kg7 28. Rd6 Bc7 29. Rc6 {Precision: White = 98%, Black = 36%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.02"]
[Round "1"]
[White "Vachier-Lagrave, Maxime"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2789"]
[BlackElo "2810"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,85,2,29,8,18,0,27,20,13,13,41,38,60,55,76,83,107,49,51,66,66,56,61,27,28,12,21,20,15,12,14,24,33,12,17,17,39,34,35,18,54,46,91,88,85,92,91,88,93,93,77,89,97,62,75,66,60,0,263,257,300,292,332,334]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. a4 d6 7. c3 a6 8. h3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} h6 9. Nbd2 Ba7 10. Re1 Ne7 11. Bb3 Ng6 12. d4 Re8 {LiveBook: 5 Games} 13. Bc2 {[#]} Bd7 $146 ({Predecessor:} 13... c6 14. Nf1 d5 15. Nxe5 Nxe5 16. dxe5 Nxe4 17. Bxe4 dxe4 18. Qxd8 Rxd8 {½-½ (34) Anand,V (2770)-Aronian,L (2792) Saint Louis 2016}) 14. a5 c6 15. dxe5 dxe5 16. Nc4 Qe7 17. Qd6 Qxd6 18. Nxd6 Re6 19. Rd1 Rb8 20. Kf1 (20. b4 $16) 20... Re7 $14 21. Nc4 Rbe8 22. b3 Be6 23. Nb6 Bxb6 24. axb6 Rd7 25. Be3 Rc8 26. c4 Rxd1+ 27. Rxd1 c5 28. Ne1 Nd7 29. Nd3 f6 30. Ra1 Ne7 31. Ke2 Kf7 32. Kd2 f5 {[#]} 33. f4 $1 exf4 34. Nxf4 g5 35. Nxe6 Kxe6 36. exf5+ Nxf5 37. Bg1 Nd4 38. Re1+ Kf6 $1 39. Rf1+ Ke7 $1 40. Re1+ (40. Be4 $14) 40... Kd8 $2 {[%mdl 8192] [#]} (40... Kf6 $1 $11 {and Black has nothing to worry.}) 41. Be4 $1 $18 {White has a decisive advantage.} Nxb3+ 42. Kc3 Nd4 43. Bh2 {Precision: White = 59%, Black = 66%.} ({Weaker is} 43. Bxb7 Rb8 $14) 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.02"]
[Round "1"]
[White "Anand, Viswanathan"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2783"]
[BlackElo "2792"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,60,29,6,18,10,11,0,24,21,23,38,44,41,32,10,22,12,18,19,69,72,76,43,38,25,35,33,45,34,37,8,13,-58,-54,-54,-60,-58,-56,-66,-49,-72,-76,-78,0,-58,0,-64,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32] C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (6. O-O Re8 7. Bg5 a6 8. Bc4 Be7 9. a4 d6 10. Nbd2 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. Re1 Nf4 {½-½ (39) So,W (2810)-Anand,V (2783) Leon 2017}) (6. O-O Re8 7. Nbd2 a6 8. Ba4 d5 9. Qe2 b5 10. Bb3 d4 11. Bc2 Bb6 12. cxd4 Nxd4 13. Nxd4 Bxd4 {½-½ (39) Anand,V (2770)-Nakamura,H (2787) Leuven 2016}) 6... h6 7. Bh4 Re8 8. Nbd2 {LiveBook: 5 Games. White has an edge.} Be7 9. Bg3 $146 ({Find the theoretical novelty and annotate with similar games:} 9. Nc4 d5 10. Bxc6 bxc6 11. Ncxe5 Bd6 12. Nxc6 Qd7 13. Nfd4 dxe4 {0-1 (26) Inarkiev,E (2591)-Stocek,J (2557) Pardubice 2004}) 9... d6 10. h3 a6 11. Ba4 b5 12. Bc2 Bb7 13. O-O Bf8 14. Nh2 d5 15. exd5 Qxd5 16. Nhf3 Qd7 17. Re1 Bd6 18. Re2 Rad8 19. Qf1 Nh5 20. Bh2 Re7 21. Rae1 Rde8 22. g4 Nf6 23. Ne4 (23. a3 $11) 23... Nxe4 $15 24. dxe4 Qe6 25. Bb3 Qf6 26. Qg2 Na5 27. Bc2 Nc4 28. Bb3 Na5 29. Bc2 $1 Nc4 30. Bb3 $1 Na5 {Precision: White = 54%, Black = 50%.} (30... Bc5 $15) 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.02"]
[Round "1"]
[White "Karjakin, Sergey"]
[Black "Svidler, Peter"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2773"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,77,22,27,22,23,27,31,0,13,0,0,0,105,80,176,162,152,145,211,208,204,212,217,192,370,384,408,405,440,450,499,494,462,466,467,447,465,462,599,599,553,553,527,444,431,447,425,416,750,680,1581,1642,1710,1623,1585,1072,982,553]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 8. Re1 O-O 9. h3 Ne7 10. d4 Ng6 11. Nbd2 h6 {LiveBook: 12 Games} 12. Bb3 {[%cal Bc4b3,Bb3c2,Bc2d3,Bd3f1][%mdl 32]} Re8 13. Bc2 b5 {[#]} 14. b4 $146 ({Predecessor:} 14. Nf1 Bd7 {½-½ (34) Grandelius,N (2642)-Hansen,E (2603) Wijk aan Zee 2017}) 14... Bb7 15. Bb2 Qd7 16. c4 {[%cal Bc3c4,Bc4b5][%mdl 32]} exd4 (16... Nh5 $11) 17. cxb5 $16 d3 (17... axb5 $16 {was called for.} 18. Nxd4 bxa4) 18. Bxd3 $18 Nf4 19. Bf1 {[#] Bxf6 is the strong threat.} Nxe4 (19... axb5 $16 20. Bxb5 c6) 20. Nxe4 Bxe4 21. bxa6 Qf5 22. Ra3 c5 $2 (22... Qg6 {is a better defense.} 23. Nh4 Qg5) 23. Nh4 Qe6 24. b5 c4 25. Bd4 Bxd4 26. Qxd4 d5 27. Rg3 {[%csl Gg3][%cal Rd4g7]} g5 28. f3 Nh5 29. Rg4 Nf6 {[#]} 30. Rgxe4 $1 {[%mdl 512]} Nxe4 (30... dxe4 31. Bxc4) 31. fxe4 gxh4 32. Rd1 Qxe4 33. Qxe4 Rxe4 34. Rxd5 {KRR-KRB} c3 (34... Re1 $142 35. Rc5 Rb1 36. Rxc4 Kg7 37. Rxh4 Kg6) 35. Rc5 {White is clearly winning.} Rxa4 36. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Kg7 37. b7 Re8 38. Rxc3 Ra1 39. a7 {Precision: White = 82%, Black = 41%.} ({Not} 39. Rc8 Ree1 $11) 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.03"]
[Round "2"]
[White "Carlsen, Magnus"]
[Black "Karjakin, Sergey"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2822"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,83,-5,-6,-8,-20,-9,-27,0,-1,2,15,37,25,36,30,26,26,29,20,23,15,49,48,25,23,14,0,16,17,35,15,30,13,11,16,24,0,26,33,29,17,37,37,25,44,20,29,97,97,97,104,111,107,79,116,216,207,254,240,356,242,362,352,559,553,542,518,603,585]} 1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. O-O e5 5. e4 (5. c4 d5 6. cxd5 Nxd5 7. Qa4 Nb6 8. Qc2 Be7 9. b3 Be6 10. Bb2 f6 11. d3 Rc8 12. Nbd2 Nd4 13. Qd1 Qd7 14. e3 Nxf3+ 15. Nxf3 {1-0 (46) Caruana,F (2808)-Karjakin,S (2781) Paris 2017}) (5. d3 d5 6. Bg5 Be7 7. Nfd2 Ng8 8. Bxe7 Ngxe7 9. c4 Be6 10. Nc3 O-O 11. a3 Rc8 12. b4 cxb4 13. axb4 Nxb4 14. Rxa7 dxc4 15. Nxc4 Bxc4 16. dxc4 Rxc4 {0-1 (97) Carlsen,M (2840)-Karjakin,S (2785) Doha 2016}) 5... d6 6. d3 {A04: Unusual lines after 1 Nf3 and King's Indian Attack} g6 7. a3 Bg7 8. c3 O-O 9. b4 {LiveBook: 5 Games} a6 10. Nbd2 b5 11. Rb1 $146 ({Find the theoretical novelty and annotate with similar games:} 11. Bb2 Be6 12. Re1 Nd7 13. Nf1 a5 14. Qd2 Nb6 {0-1 (41) Pettersson,K (2328)-Isigkeit,H (2423) ICCF email 2010}) 11... Nd7 {[%cal Bf6d7,Bd7b6,Bb6a4][%mdl 32]} 12. Nb3 cxb4 13. axb4 Nb6 14. Be3 (14. Bg5 $5 {[%cal Rg5d8]} f6 15. Be3 $11) 14... Be6 15. Qd2 Rc8 16. Rfc1 Re8 17. h4 Na4 18. c4 h5 19. Kh2 Bg4 20. cxb5 axb5 21. Na5 Nd4 22. Rxc8 Qxc8 23. Rc1 Qd7 24. Nxd4 exd4 25. Bh6 Bh8 26. Rc6 $36 {[%mdl 2048] Black is under pressure.} (26. f3 $5 {[%cal Rf3g4]} Be6 27. f4 $11) 26... Nc3 (26... Ra8 $5 {[%cal Ra8a5]} 27. Qc1 Nc3 $11) 27. f3 Be6 28. Bf4 Be5 29. Bxe5 dxe5 30. f4 {Threatens to win with f5!} Qe7 31. Rc5 {Hoping for Nc6.} Rc8 (31... exf4 $11 {keeps the balance.} 32. Qxf4 Nd1) 32. Rxc8+ $1 $16 Bxc8 33. Nc6 Qd6 34. Nxe5 Qxb4 {[#]} 35. f5 $1 {[%cal Rf5g6][%mdl 512]} Qd6 {[#]} (35... Qe7 $16 36. Nf3 b4) (35... gxf5 36. Qg5+) 36. Nf3 $1 $18 gxf5 37. Qg5+ Kh7 (37... Kf8 $142) 38. e5 ({But not} 38. Qxh5+ Kg7 $18) 38... Qg6 {[#]} (38... Qe6 $142 39. Nxd4 (39. Qxh5+ Kg7 $16) 39... Qxe5 40. Qxh5+ Kg8 41. Qg5+ Qg7) 39. Qd8 $1 ({Avoid the trap} 39. Nxd4 $2 Qxg5 40. hxg5 b4 $19) 39... Be6 (39... f4 {might work better.} 40. Qxc8 fxg3+ 41. Kh1 Qxd3) 40. Ng5+ {White is clearly winning.} Kg7 41. Qxd4 Na4 42. Nh3 {Precision: White = 73%, Black = 37%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.03"]
[Round "2"]
[White "Aronian, Levon"]
[Black "Caruana, Fabiano"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2799"]
[BlackElo "2807"]
[Annotator "TA"]
[PlyCount "220"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,220,0,9,11,23,10,18,0,0,0,6,-14,0,0,-2,-37,-41,-43,-41,-29,-25,-30,-39,-42,-32,-36,-42,-52,-25,-25,-25,-25,-27,-27,-25,-34,-30,-33,-33,-31,-38,-36,-44,-336,-331,-449,-449,-449,-442,-442,-440,-404,-377,-608,-575,-962,-937,-886,-855,-12838,-12839,-12843,-3109,-3102,-2970,-2956,-2956,-2949,-2941,-2941,-2913,-2941,-2941,-12832,-12832,-12830,-12829,-12832,-3450,-3450,-3450,-3450,-3435,-3450,-3450,-3435,-3428,-3428,-3428,-3428,-3420,-3420,-3420,-3406,-3413,-3406,-3399,-3391,-3384,-3384,-3377,-3370,-3109,-3347,-3102,-3229,-3109,-3102,-3102,-12829,-12829,-12826,-12826,-12827,-12827,-12837,-12835,-12814,-3102,-3102,-3102,-3102,-3102,-3102,-3102,-3102,-3102,-3094,-3094,-3087,-3080,-3188,-3208,-3160,-3145,-3123,-3094,-3094,-3087,-3087,-3080,-3072,-3065,-3065,-3076,-3051,-3051,-3043,-3043,-12834,-12835,-12837,-12837,-12838,-12838,-12838,-12835,-12837,-12837,-12837,-12838,-12838,-12835,-12836,-12836,-12838,-12839,-12839,-12839,-12840,-12838,-12841,-12840,-12841,0,-12841,-12842,-12842,-12843,-12845,-12846,-12846,-12839,-12840,-3295,-12844,-12844,-12845,-2312,-12845,-12846,-12850,-29977,-29978,-29978,-29990,-29989,-29989,-29990]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. Be2 cxd4 8. exd4 Nc6 9. Nc3 Be7 10. Be3 {[%cal Bc1e3,Be3f4,Bf4g3][%mdl 32]} Ng4 11. Bf4 Nf6 12. Rc1 O-O 13. Na4 {B22: Sicilian: 2 c3} (13. a3 b6 14. Qd3 Bb7 15. Rfd1 b5 16. Ng5 h6 17. Nge4 Na5 18. Nd2 Rc8 19. Qg3 h5 20. Bg5 Nd5 {½-½ (51) Schuller,J (2379)-Szabo,R (2303) ICCF email 2013}) 13... Nd5 14. Bg3 Bd6 15. Bd3 $146 {The position is equal.} ({Predecessor:} 15. Ne5 Nxe5 16. dxe5 Be7 17. Bf3 Bg5 18. Ra1 b5 19. Nc5 Ra7 20. Qb3 Be7 {½-½ (58) Petursson,G (2122)-Baldursson,H (1988) Reykjavik 2014}) 15... Nce7 16. Qb3 b6 17. Be4 Rb8 18. Rfe1 Bb7 19. Nc3 (19. a3 {with more complications.} a5 20. Ne5 g6 21. Nc3 Nxc3 22. Bxb7 Rxb7 23. bxc3 Nf5 24. a4) 19... Nxc3 20. Bxb7 Nxa2 21. Qxa2 Rxb7 22. Qxa6 Rc7 23. b3 Nf5 24. Rxc7 Qxc7 25. Qb5 h6 26. d5 exd5 27. Qxd5 Nxg3 28. hxg3 Rd8 29. Qb5 g6 30. Ne5 Qc5 31. Qxc5 Bxc5 $15 {[%mdl 4096] Endgame KRB-KRN} 32. Kf1 Kg7 33. Ke2 $2 {[%mdl 8192] [#]} ({White should try} 33. Re2 $15) 33... Bb4 $1 $19 {[%cal Rb4e1]} 34. Rc1 Re8 35. f4 f6 36. Rc7+ Kh8 37. Rc6 fxe5 38. Rxb6 $2 {[#]} (38. Rxg6 exf4+ 39. Kf3) 38... exf4+ {KRB-KR} 39. Kf3 Re3+ 40. Kxf4 Bd2 41. Rxg6 Kh7 42. Kf5 Rxb3 (42... Re5+ $142 43. Kxe5 Kxg6) 43. Rd6 Bg5 44. Rd7+ Kg8 45. Kg4 Bf6 46. Kf5 Bg7 47. g4 Rb2 48. g3 Rb5+ 49. Ke4 Bf6 50. Rd3 Rb4+ (50... Kg7 $142 51. Rd5 Rb3) 51. Kf3 Bg5 52. Rd5 Rb3+ 53. Kg2 Kf7 54. Rd6 Ke7 55. Rc6 Rd3 56. Ra6 Rd6 57. Ra3 Ke6 58. Kf3 Ke5 59. Ra5+ Rd5 60. Ra3 Kd4 61. Ra4+ Kd3 62. Ra3+ Kd2 63. Ra1 Rc5 64. Kf2 Rc2 65. Rb1 Bf6 66. Kg2 Ke3+ 67. Kh3 Kf2 68. Rb5 Re2 69. Rb6 Bg5 70. Rb5 Bd2 (70... Re1 $142 71. Rf5+ Kg1) 71. Kh2 Kf1+ 72. Kh1 Re4 73. Rf5+ Ke2 74. Kg2 Rxg4 75. Rf2+ Kd3 76. Rf6 Rd4 77. Rf1 Ke4 78. Rf8 Bg5 79. Rf1 Be3 80. Rf8 Rd2+ 81. Kh3 Bg1 82. Kg4 Ke5 83. Rf5+ Ke6 84. Rf1 Bd4 85. Rh1 Bg7 86. Kf3 Kf5 87. Rh5+ Kg6 88. Rb5 Rd3+ 89. Kf4 Bf8 90. Rb6+ Bd6+ 91. Ke4 Rd1 92. Kf3 Kf5 93. Rb5+ Be5 94. Rb6 h5 95. Rh6 Kg5 96. Re6 Bd6 97. Re8 Rc1 98. Re6 Rd1 99. Re8 $1 Rg1 100. Kf2 Rc1 101. Kf3 Kf5 102. Re3 Bc5 103. Rd3 Ke5 104. Rd2 Rc3+ 105. Kg2 Ke6 106. Kh3 Bd6 107. Kh4 Bxg3+ ({Less strong is} 107... Rc5 108. Re2+ Kf7 109. g4 $15) 108. Kxh5 {Black mates.} Kf5 109. Rd5+ Be5 {[%cal Rc3h3]} 110. Kh4 Rc4+ {Precision: White = 31%, Black = 75%.} 0-1

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.03"]
[Round "2"]
[White "Nakamura, Hikaru"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2792"]
[BlackElo "2789"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,65,0,0,-7,-16,-6,-13,-2,-12,-2,-12,-16,-8,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,0,0,9,9]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. g3 Nbd7 9. Bg2 b5 10. Nd5 Nxd5 11. Qxd5 {LiveBook: 3 Games. The position is equal.} Qc7 12. Be3 (12. Qxa8 $2 {is the wrong capture.} Nb6 $17) 12... Bb7 13. Qd2 {[#]} Rc8 $146 ({Predecessor:} 13... Nf6 14. Nc3 Rc8 15. O-O {½-½ (32) Navara,D (2730)-Djukic,N (2553) Reykjavik 2015}) 14. Nc3 Nb6 15. Bxb6 Qxb6 16. a4 Be7 17. axb5 axb5 18. h4 O-O 19. O-O Rc4 20. b3 Rc7 21. Nd1 Qd4 22. Qa5 $1 {[%cal Ra5c7]} Qc5 ({Of course not} 22... Rxc2 $6 23. Ne3 $16) 23. Ne3 Ra8 24. Qd2 g6 25. Rxa8+ Bxa8 26. Ra1 Ra7 27. Ra5 Qb6 28. Rxa7 Qxa7 29. Qc3 Qb8 30. Qb4 Bc6 31. c4 Kf8 32. Nd5 Bxd5 33. cxd5 {Precision: White = 63%, Black = 83%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.03"]
[Round "2"]
[White "Nepomniachtchi, Ian"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2751"]
[BlackElo "2810"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,0,2,6,14,0,15,15,9,8,9,6,23,14,0,-22,-11,-32,0,-10,0,0,1,0,18,-83,-117,-120,-126,-132,-135,-135,-101,-110,-107,-107,-107,-107,-96,-125,-116,-158,-161,-187,-184,-197,-196,-257,-253,-272,-273,-287,-295,-275,-219,-347,-347,-347,-347,-339,-278,-270,-204,-337,-268,-330,-331,-331,-331,-308,-284]} 1. c4 g6 2. Nc3 c5 3. d4 cxd4 4. Qxd4 Nf6 5. Bf4 Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 6. Qd2 {A34: Symmetrical English: 2 Nc3, lines with ...d5} d6 7. e4 Bg7 8. Bd3 $146 {The position is equal.} ({Find the theoretical novelty and annotate with similar games:} 8. Nf3 Bg4 9. Be2 Rc8 10. Rd1 Qa5 11. O-O Bxf3 12. Bxf3 Ne5 13. Bxe5 Qxe5 14. b3 h5 {½-½ (14) Ljubojevic,L (2635)-Sax,G (2580) Tilburg 1989}) 8... Ne5 9. Nge2 Nh5 10. Be3 Ng4 11. Bg5 (11. h3 $5 {[%cal Rh3g4]} Nxe3 12. Qxe3 $11) 11... h6 12. Bh4 (12. Be3 $5) 12... g5 13. Bg3 (13. h3 $5 {[%cal Rh3g4]} Ne5 14. Bg3 $11) 13... Be6 14. h3 Ne5 $36 {[%mdl 2048] Black has the initiative.} 15. Bxe5 Bxe5 16. g3 Qa5 17. f4 (17. Rb1 $11) 17... Bxc3 $1 $17 18. bxc3 Qc7 19. fxg5 hxg5 20. Qxg5 Bxc4 21. Bxc4 Qxc4 22. Qd5 Qxd5 23. exd5 Rc8 24. Rb1 b6 25. Rb3 Nf6 26. Ra3 a5 ({But not} 26... Nxd5 27. Rxa7 Rh5 28. g4 $17) 27. Nf4 Rg8 28. c4 (28. g4 $142) 28... Rxc4 $19 {Threatens to win with ...Rc1+.} 29. Ke2 Ne4 30. g4 {[#]} f5 $1 {[%mdl 512]} 31. Rg1 (31. gxf5 Ng3+) 31... fxg4 32. hxg4 (32. Rxg4 {was the only chance.} Rxg4 33. hxg4) 32... Nc3+ 33. Kd3 Rxf4 34. Rxc3 Rgxg4 {KRR-KRR} 35. Rc8+ Kf7 36. Rb1 (36. Rxg4 $142 Rxg4 37. Rc2) 36... Rd4+ {Black has a decisive advantage.} 37. Ke3 Rxd5 38. Rxb6 Rg2 39. a4 Rg4 {Precision: White = 39%, Black = 71%.} 0-1

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.03"]
[Round "2"]
[White "Svidler, Peter"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2751"]
[BlackElo "2783"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,61,17,26,0,-6,-8,-17,-25,0,0,14,23,24,22,22,22,27,18,23,0,0,0,0,0,0,0,19,33,19,0,6,0,0,0,22,6,5,5,12,12,10,8,8,5]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. e3 e6 5. d4 d5 6. cxd5 exd5 7. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} cxd4 8. Nxd4 Bd7 9. O-O Bd6 {D32: Tarrasch Defence: Sidelines and lines without g3} 10. Nf3 (10. Be2 O-O 11. Ndb5 Bf5 12. Nxd6 Qxd6 13. Nb5 Qe5 14. Nd4 Nxd4 15. exd4 Qd6 16. Qb3 Rfe8 17. Be3 {½-½ (40) Jakovenko,D (2742)-Dominguez Perez,L (2729) Sochi 2015}) 10... a6 {LiveBook: 6 Games} 11. Ba4 (11. Bxc6 $5 Bxc6 12. b3 $11) 11... Be6 12. Ne2 O-O 13. Nf4 Bxf4 $146 ({Predecessor:} 13... Bf5 14. Nd4 Nxd4 15. Qxd4 Rc8 16. Bb3 Bc5 17. Qe5 {½-½ (36) Paehtz,T (2380)-Berg,K (2295) Jelenia Gora 1980}) 14. exf4 b5 15. Bb3 Bg4 16. h3 Bxf3 17. Qxf3 Nd4 18. Qd3 Nxb3 19. axb3 d4 20. Bd2 Re8 21. Rfd1 Qd5 22. Ba5 h6 23. Qxd4 Qxb3 24. f5 {The position is equal.} (24. Ra3 {with more complications.} Qc2 25. Rg3 Kh7 26. Bc3 Qf5 27. Qd3) 24... Re4 25. Qc3 Qxc3 26. Bxc3 b4 27. Be1 a5 28. f3 Re2 {[#]} 29. Bxb4 $1 {[%mdl 512]} Rxb2 (29... axb4 30. Rxa8+) 30. Bxa5 Rb5 31. Rd8+ {Precision: White = 61%, Black = 69%.} (31. Bd2 $5 {[%cal Ra1a8]} Rxa1 32. Rxa1 $14) 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.04"]
[Round "3"]
[White "So, Wesley"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2810"]
[BlackElo "2792"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,137,25,6,13,0,4,0,0,0,0,-3,2,-7,0,0,0,-7,-11,-28,0,0,0,0,0,0,0,0,32,16,23,-4,0,0,25,22,40,29,34,41,70,50,35,67,55,29,25,32,36,27,17,8,83,79,79,76,87,73,81,75,71,61,77,82,82,86,75,83,83,75,81,85,85,86,79,77,81,79,79,72,74,60,75,70,73,68,70,68,85,61,75,75,75,75,84,63,63,63,90,90,90,90,112,52,91,76,91,90,110,53,90,8,11,11,11,8,8,8,8,8,8,8,8,8]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. a4 a6 7. c3 O-O 8. Re1 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 9. h3 {LiveBook: 53 Games} b5 10. Bb3 h6 $146 ({Predecessor:} 10... b4 11. a5 Rb8 12. Nbd2 Be6 13. Bxe6 fxe6 14. Nc4 {0-1 (51) Jakovenko,D (2703)-Aronian,L (2809) Geneve 2017}) 11. axb5 axb5 12. Be3 Bd7 {With the idea ...Bxe3.} 13. Bxa7 Rxa7 14. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1e3,Be3g4][%mdl 32]} Rxa1 15. Qxa1 Nh5 16. Nf1 Qf6 17. Qd1 b4 18. d4 bxc3 19. bxc3 Nf4 20. Ne3 Qg6 21. Kh2 Re8 22. Ba4 Qf6 23. Ng4 Qe7 24. Ne3 Qf6 25. Bb5 exd4 26. cxd4 {Threatens to win with Qa4.} Nb8 27. Bf1 Ng6 28. Nd5 Qd8 29. Qc2 c6 30. Nc3 c5 31. Rd1 Nc6 32. dxc5 dxc5 33. Nb5 Qb8+ (33... Qe7 $1 $11 {keeps the balance.}) 34. Kg1 $16 Nb4 35. Qxc5 Bxb5 36. Qxb4 Bc6 {[#]} 37. Qxb8 $1 Rxb8 38. Bd3 Rb4 39. Rb1 Ra4 40. Bc2 Rc4 {[#]} 41. Rb8+ $1 Kh7 42. Bb3 Rc1+ 43. Kh2 Bxe4 44. Bxf7 Ne7 45. Re8 Rc7 46. Ne5 Bd5 47. Bh5 g6 48. Be2 Nc6 49. Ng4 Kg7 50. Ne3 Bf7 51. Re4 Rb7 52. Bf3 (52. Kg3 {seems wilder.} Rb3 53. Ra4 Rc3 54. Kh2 Ne5 55. Ra7) 52... Rb4 53. Rxb4 Nxb4 {[%mdl 4096] Endgame KBN-KBN} 54. Be4 Na6 55. f4 Nc5 56. Bb1 Nd7 57. g4 Nf6 58. Kg3 Nd5 59. Nd1 (59. Nxd5 $16 Bxd5 60. h4) 59... Be8 60. Be4 Ba4 61. Nb2 Nc3 62. Kf3 (62. Nxa4 $16 Nxe4+ 63. Kf3 Nd2+ 64. Ke3) 62... Bb5 63. Bb7 ({White should play} 63. g5 $16) 63... g5 {The position is equal.} 64. fxg5 hxg5 65. Be4 Nxe4 66. Kxe4 Bf1 67. Kf5 Bxh3 68. Kxg5 Bxg4 69. Kxg4 {Precision: White = 58%, Black = 58%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.04"]
[Round "3"]
[White "Caruana, Fabiano"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2807"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,75,0,6,0,3,0,0,0,0,0,0,0,0,0,2,0,14,12,6,15,6,0,1,2,0,-6,20,19,14,14,69,51,74,0,108,97,93,98,93,115,100,111,98,100,100,60,64,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 d6 3. Nge2 Nf6 4. g3 g6 5. Bg2 Nc6 6. d3 Bg7 7. h3 Rb8 {LiveBook: 30 Games} 8. a4 {B25: Closed Sicilian: 3 g3, lines without early Be3} (8. Be3 O-O 9. Qd2 b5 10. O-O b4 11. Nd1 Nd7 12. Bh6 Bxh6 13. Qxh6 Nd4 14. Qd2 a5 15. Ne3 Nb6 16. f4 f5 17. exf5 Nxe2+ 18. Qxe2 gxf5 19. a3 {1-0 (52) Rublevsky,S (2678)-Areshchenko,A (2687) Olginka 2011}) 8... a6 9. f4 Bd7 10. Be3 $146 ({Predecessor:} 10. g4 b5 11. axb5 axb5 12. Ng3 h6 13. O-O b4 14. Nce2 Qb6 15. Kh1 {0-1 (32) Carlsten,P (2133)-Rooze,J (2271) Dresden 2010}) 10... b5 11. axb5 axb5 12. Qd2 b4 13. Nd1 O-O 14. O-O Qc7 15. g4 Ra8 16. Rb1 Ra2 17. f5 Ne5 18. Bh6 Qa7 19. Kh1 Bb5 20. Bxg7 Kxg7 21. Nf4 {[%cal Be2f4,Bf4d5,Bd5c3][%mdl 32]} c4 (21... g5 $11 22. Nh5+ Kh8) 22. g5 $14 Nfd7 23. Ne3 (23. Qxb4 $16 {Threatens to win with d4.} cxd3 24. cxd3) 23... b3 {[#]} (23... cxd3 $11 24. cxd3 Nc5) 24. d4 $1 $16 {[%cal Rd4e5]} bxc2 25. Nxc2 Nd3 26. Nd5 e5 27. Nc3 Qa5 28. dxe5 N7xe5 29. Nd4 Bd7 {With the idea ...Rb8.} 30. Rfd1 (30. Qe3 $1 $14) 30... Qc5 $11 {The position is equal.} 31. Nxa2 {[#] Strongly threatening Qe3.} Qxd4 32. Rf1 Bc6 33. Nc3 Rb8 34. Qe2 Rb3 35. Nd1 Nc5 36. Nc3 Ncd3 37. Nd1 Nc5 {[%cal Rc5e4]} 38. Nc3 {Precision: White = 72%, Black = 64%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.04"]
[Round "3"]
[White "Vachier-Lagrave, Maxime"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2789"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,23,20,12,13,13,15,16,8,7,16,8,9,0,0,0,0,0,0,0,16,30,18,0,41,0,41,41,52,29,99,107,106,99,209,205,197,157,155,154,150,150,150,153,140,147,150,124,95,80,83,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1,0,0,0,-7,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3,Bb3a2][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 {C84: Closed Ruy Lopez: Unusual White 6th moves} (8. a4 Bd7 9. c3 Na5 10. Bc2 c5 11. d4 Qb8 12. Bg5 h6 13. Bh4 Be6 14. Nbd2 O-O 15. Re1 cxd4 16. cxd4 Rc8 {½-½ (30) Grischuk,A (2761)-Aronian,L (2809) Geneve 2017}) 8... Na5 9. Ba2 c5 10. Nc3 Be6 11. Nh4 O-O 12. Nf5 Nc6 (12... Bxf5 $5 13. exf5 d5 $11) 13. Nd5 $146 (13. Ne3 {looks sharper.} Nd7 14. Bd2 Rb8 15. Ncd5 Bg5 16. h3) ({Find the theoretical novelty and annotate with similar games:} 13. Bg5 Bxa2 14. Rxa2 Ne8 15. Be3 Bg5 16. Nd5 Bxe3 17. Nfxe3 Nf6 {½-½ (17) Hovhannisyan,R (2632)-Piorun,K (2681) Gjakova 2016}) 13... Bxf5 $1 14. exf5 Nxd5 15. Bxd5 Rc8 16. a4 Bf6 17. axb5 axb5 18. c4 bxc4 19. dxc4 Bg5 20. Be3 Kh8 21. Qh5 h6 (21... f6 $11) 22. Bxf7 $16 Nd4 23. h4 Bxe3 (23... Qe7 $16 {was necessary.}) 24. fxe3 $18 Qf6 ({Don't go for} 24... Nc2 $2 25. f6 $18) 25. Ra7 ({Don't take} 25. exd4 $6 Rxf7 26. dxe5 dxe5 $16) 25... Ne2+ 26. Qxe2 Rxf7 27. Rxf7 Qxf7 $16 {[%mdl 4096] Endgame KQR-KQR} 28. Qg4 Rb8 29. Ra1 Qf6 30. Qe4 Kh7 31. Ra2 h5 32. Kh2 (32. g3 $16) 32... d5 $1 $11 {[%cal Rd5e4] The position is equal.} 33. Qxd5 {[#] aiming for Qe4.} Qxh4+ 34. Kg1 Qe1+ 35. Kh2 {Threatens to win with Qe4.} Qh4+ 36. Kg1 Qe1+ 37. Kh2 {[#] And now Qe4 would win.} Qxe3 38. Qf7 Qf4+ 39. Kh1 Qh4+ 40. Kg1 Qe1+ 41. Kh2 Qh4+ 42. Kg1 Qd4+ 43. Kh1 {Precision: White = 75%, Black = 61%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.04"]
[Round "3"]
[White "Anand, Viswanathan"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2783"]
[BlackElo "2822"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,131,12,0,0,10,7,0,0,0,9,0,16,5,21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-13,0,-35,0,-22,0,-31,-23,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-60,-87,-87,-208,-159,-167,-167,-167,-167,-188,-231,-243,-252,-293,-270,-278,-51,-278,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. Nc3 O-O 8. d3 d6 {C78: Ruy Lopez: Archangelsk and Möller Defences} 9. Nd5 h6 10. c3 Rb8 11. Re1 {LiveBook: 6 Games} Ba7 12. Be3 Bxe3 13. Nxe3 $146 ({Predecessor:} 13. Rxe3 Na5 14. Bc2 c5 15. b4 cxb4 16. Nxb4 {½-½ (48) Carlsen,M (2851)-Giri,A (2790) Stavanger 2016}) 13... Re8 14. a4 b4 15. a5 bxc3 16. bxc3 Be6 17. Bxe6 (17. Ba4 $5 {[%cal Ra4c6]} Bd7 18. Qc2 $11) 17... Rxe6 18. Nd5 Ne7 19. Nxf6+ Rxf6 20. d4 Ng6 21. g3 Qc8 22. Re3 Rb5 23. Nd2 h5 24. h4 Qh3 25. Qf1 Qg4 26. Qe2 Qxe2 27. Rxe2 Re6 28. Nf1 Nf8 29. Rc2 exd4 30. cxd4 c5 31. dxc5 dxc5 32. Nd2 Rd6 33. Nc4 Rd4 34. Kg2 Ne6 35. Ra3 g6 ({Of course not} 35... Rxe4 $6 36. Nd6 $16) 36. Nd2 Kg7 37. Rac3 Rdb4 38. Ra2 Rd4 39. Rac2 Ra4 40. Nb3 {[#]} Rxb3 $1 {[%mdl 512]} 41. Rxb3 $15 {[%mdl 4096] Endgame KRR-KRN} Nd4 42. Rcb2 Nxb3 43. Rxb3 Rxe4 {KR-KR} 44. Rb6 Re6 45. Rb7 c4 {...Rc6 is the strong threat.} 46. Rc7 Re5 47. Rxc4 Rxa5 48. Rc6 Ra2 49. Kf3 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 50. Ra6 a4 51. Ke3 a3 52. Kf3 (52. Ke4 $17 {was called for.}) 52... f6 53. Ra7+ {[#]} Kf8 $1 54. Kg2 Ra1 55. Kf3 Ke8 56. Ra6 Ke7 57. Kg2 Kf7 58. Kf3 Ra2 $2 (58... a2 $19 {White must now prevent ...g5.} 59. Ke2 Ke7 60. Ra7+ Kd6) 59. Kg2 $2 {[#]} (59. Ke4 $15) 59... g5 $2 (59... Kg7 $1 $19 {aiming for ...Kf7.} 60. Ra7+ Kf8) 60. g4 $11 {The position is equal.} gxh4 (60... hxg4 $5 {[%cal Rg5h4]} 61. hxg5 fxg5 $17) 61. gxh5 Ra1 {Hoping for ...Kg7.} 62. Ra7+ Kg8 63. h6 Kh8 64. Kh2 f5 (64... h3 $5) 65. f4 a2 (65... h3 $5) 66. Kg2 {Precision: White = 65%, Black = 68%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.04"]
[Round "3"]
[White "Karjakin, Sergey"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2773"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,46,12,9,21,16,0,0,7,14,0,4,0,44,24,33,20,23,19,31,26,43,22,16,10,14,14,14,0,15,0,24]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} a6 7. O-O Ba7 8. Re1 d6 9. h3 b5 {LiveBook: 4 Games} 10. Ba2 b4 11. d4 $146 ({Find the theoretical novelty and annotate with similar games:} 11. Bg5 Rb8 12. Nbd2 h6 13. Bh4 Be6 14. Bc4 g5 {½-½ (34) Harikrishna,P (2737)-Mamedyarov,S (2800) Geneve 2017}) 11... bxc3 12. bxc3 Re8 13. Be3 h6 ({Don't play} 13... Nxe4 $6 14. d5 $16) 14. Nbd2 Na5 15. Rb1 (15. Qe2 {keeps more tension.} Be6 16. Bb1 Bd7 17. Bc2 Bb6 18. Rab1) 15... Be6 16. Qc2 Bxa2 17. Qxa2 Bb6 18. Qc2 Nd7 19. Qd3 Qe7 {The position is equal.} 20. Rb2 Nc6 21. Qc4 Na5 22. Qd3 Nc6 23. Qc4 Na5 {Precision: White = 31%, Black = 80%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "4"]
[White "Carlsen, Magnus"]
[Black "Vachier-Lagrave, Maxime"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2822"]
[BlackElo "2789"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,142,37,30,35,39,42,43,28,7,26,0,0,0,0,0,25,0,0,-22,-16,-5,-10,-28,0,-20,14,0,0,0,0,0,0,0,0,0,48,0,0,0,0,0,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,55,53,114,98,104,75,87,54,197,209,218,5,5,0,0,-154,-147,-147,-119,-549,-554,-546,-522,-775,-737,-665,-614,-895,-885,-1887,-1789,-1210,-1484,-1593,-1585,-1427,-1124,-783,-1470,-1487,-1400,-1266,-1272,-1228,-1072,-12834,-12835,-12835,-12835,-12836,-12836,-12839,-12840,-12840,-12840,-12843,-12843,-12844,-12844,-12845,-12843,-12844,-12843]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 {A34: Symmetrical English: 2 Nc3, lines with ...d5} Qxd1+ 7. Kxd1 Bf5 8. Nd2 Nc6 9. e4 {LiveBook: 3 Games} Bg6 $146 ({Predecessor:} 9... Be6 10. Kc2 g6 11. Bc4 Bd7 12. Nb3 b6 13. a4 {1-0 (31) Radjabov,T (2724)-Svidler,P (2749) Geneve 2017}) 10. Bb5 Rc8 11. h4 h5 12. Re1 e6 13. a4 Be7 14. g3 O-O 15. a5 Rfd8 16. a6 b6 17. Kc2 Ne5 {[%cal Bc6e5,Be5g4,Bg4f2][%mdl 32] Black wants to play ...c4.} 18. f4 Ng4 19. Kb3 f6 20. Nc4 Nf2 21. e5 (21. f5 $5 Bf7 22. fxe6 Bxe6 23. e5 $11) 21... Ne4 22. Be3 Bf5 23. Rg1 Rd5 24. Rae1 Kf7 25. Bc1 Bh7 26. Re3 Rcd8 27. Bc6 Nf2 28. Re2 Nd3 29. exf6 gxf6 30. Bb5 Rg8 {And now ...Rxg3! would win.} 31. Bd2 Rgd8 32. Be3 Be4 33. Rd2 Rg8 34. Ka4 Rgd8 35. Kb3 Rg8 36. Ka2 f5 37. Rh2 Rc8 38. Rd2 Rg8 39. Re2 Bf3 40. Rh2 Bf6 (40... Rc8 $11) 41. Nd2 Bg4 (41... Rc8 $14) 42. Rf1 $1 $16 Rgd8 43. Nc4 $1 e5 44. fxe5 Bxe5 ({Better is} 44... Nxe5 $14 45. Bf4 Kf8) 45. Bg5 $18 {Strongly threatening Ne3.} Bxg3 46. Rg2 $2 ({White must play} 46. Rd2 $1 $18) 46... Bh3 $11 47. Rxg3 Bxf1 48. Rf3 $2 ({White should play} 48. Bxd8 $11 Rxd8 49. Rf3) 48... Be2 $1 $17 {[%cal Re2f3]} 49. Bxd8 {Rxd3 is the strong threat.} Bxf3 {[#]} 50. Bxb6 $1 {[%mdl 8704]} axb6 $19 {Black is clearly winning.} 51. Bc6 {Threatens to win with a7.} Be4 {Hoping for ...Rd8.} 52. a7 Rd8 53. Nd6+ Rxd6 54. Bxe4 Rd8 ({Worse is} 54... fxe4 55. a8=Q $11) 55. a8=Q Rxa8+ 56. Bxa8 {[%mdl 4096] Endgame KB-KN} Ne5 57. Kb3 f4 58. Kc2 Kg7 59. Kd2 Ng6 60. Kd3 Nxh4 61. Ke4 f3 62. Ke3 Kf6 63. b4 {[#]} c4 $1 64. Bd5 Kf5 65. Bxc4 Kg4 66. Kf2 {[#]} Ng6 $1 {[%cal Rg6e5]} 67. Be6+ Kf4 68. Bf7 Ne5 69. Bxh5 Nd3+ 70. Kf1 Kg3 71. Bf7 Nf2 {Precision: White = 58%, Black = 63%.} 0-1

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "4"]
[White "Caruana, Fabiano"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2807"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,62,5,16,0,29,22,18,9,33,0,0,0,0,-3,0,0,0,-6,-7,-14,-11,-2,0,0,0,-7,-7,-7,0,0,26,16,10,10,19,0,10,-2,0,0,0,0,0,-4,7,4,9,8,5,3,10]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 d5 (5... O-O 6. O-O Re8 7. Bg5 a6 8. Bc4 Be7 9. a4 d6 10. Nbd2 h6 11. Bh4 Nh5 12. Bxe7 Qxe7 13. Re1 Nf4 {½-½ (39) So,W (2810)-Anand,V (2783) Leon 2017}) 6. exd5 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} Qxd5 7. Bc4 Qd6 {LiveBook: 9 Games} 8. Nbd2 (8. Qe2 $5 {[%cal Rd3d4]} Bb6 9. b4 $11) 8... O-O 9. b4 $146 ({Predecessor:} 9. Qe2 Bf5 10. Ng5 Bg4 11. f3 Bf5 12. Nde4 Nxe4 13. fxe4 {1-0 (43) Perunovic,M (2604)-Sousa,A (2380) Lisbon 2017}) 9... Bb6 10. a4 e4 11. dxe4 {[#] Black must now prevent a5.} Ne5 12. Qe2 {Threatens to win with a5.} a5 13. O-O Bg4 14. bxa5 Rxa5 15. Ba3 $132 {[%mdl 2048] White puts up resistance} Bc5 16. Bb4 $1 {[%cal Rb4a5]} Bxb4 17. cxb4 Qxb4 {[#] And now ...Bxf3 would win.} (17... Bxf3 $5 18. Nxf3 Nxf3+ 19. Qxf3 Qxb4 $11) 18. Rfb1 Qd6 19. h3 Bxf3 20. Nxf3 b6 21. Bb5 Raa8 {[%cal Ba5a8,Ba8d8,Bd8d6,Bd6d4][%mdl 32]} 22. Re1 (22. Rd1 $5 {[%cal Rd1d6]} Nxf3+ 23. Qxf3 $14) 22... Rad8 {The position is equal.} 23. Rac1 c5 24. Rc3 {[%cal Bc1c3,Bc3b3,Bb3b5][%mdl 32]} g6 25. Rb3 Nxf3+ 26. Qxf3 Qe5 27. Bc4 Rd6 28. Rb5 Rd4 29. Rxb6 Rxc4 30. Qxf6 Qxf6 31. Rxf6 Rxa4 {Precision: White = 61%, Black = 64%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "4"]
[White "Aronian, Levon"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2799"]
[BlackElo "2783"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,54,12,55,-4,-4,-4,-4,-8,-6,-9,0,-20,-11,-14,-7,-27,-22,-27,-12,-12,-12,-12,-14,-16,-19,-8,-5,-33,-33,-32,-27,-22,-27,-30,-8,-25,0,-33,0,-45,0]} 1. c4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 g6 7. h4 {[%cal Bh2h4,Bh4h5][%mdl 32] A34: Symmetrical English: 2 Nc3, lines with ...d5} (7. d3 Bg7 8. Bd2 O-O 9. O-O b6 10. d4 cxd4 11. Nxd5 Qxd5 12. Nxd4 Qxd4 13. Bxc6 Bh3 14. Bc3 Qxd1 15. Rfxd1 Rad8 16. Bxg7 Kxg7 17. Bd5 Kf6 {½-½ (27) Nisipeanu,L (2683)-Vachier Lagrave,M (2791) Dortmund 2017}) 7... Bg7 8. h5 Bf5 {LiveBook: 14 Games} 9. Ng5 ({White should try} 9. Qb3 $14 Ncb4 10. Kf1) 9... e6 $11 10. h6 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Nge4 c4 11. Qa4 Nb6 12. Qd1 Nd5 13. Qa4 Nb6 14. Qd1 {½-½ (14) Van Wely,L (2685)-Heimann,A (2586) Novi Sad 2016}) 10... Bf6 11. Nge4 Be7 12. d3 Bxe4 13. Bxe4 O-O 14. Bd2 Qd7 15. Rc1 Rfd8 16. Bg2 b6 17. Qa4 Rab8 18. O-O Nd4 {[#] aiming for ...Nxc3.} 19. Qxd7 Rxd7 20. Rfe1 Rbd8 21. g4 Nb4 22. a3 Nd5 23. Nxd5 exd5 24. Rc3 Nb5 25. Rc2 Nd4 26. Rc3 $1 Nb5 27. Rc2 Nd4 {Precision: White = 65%, Black = 70%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "4"]
[White "Nepomniachtchi, Ian"]
[Black "Nakamura, Hikaru"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2751"]
[BlackElo "2792"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,65,22,25,30,26,27,29,35,27,33,30,29,27,29,0,0,0,0,0,74,66,174,162,256,270,262,271,274,272,260,257,270,261,277,271,393,387,390,382,854,808,792,784,768,552]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. cxd5 Nxd5 9. Nxd5 exd5 10. Bd3 Bb4+ {D37: Queen's Gambit Declined: 5 Bf4} 11. Nd2 Nc6 12. O-O {LiveBook: 15 Games} Be6 {White has an edge.} (12... Be7 13. a3 Bf6 14. Nf3 Qe7 15. h3 g6 16. Qd2 Be6 17. Rac1 Rfd8 18. b4 {½-½ (76) Giri,A (2771)-Karjakin,S (2781) Stavanger 2017}) 13. Nf3 Be7 $146 ({Predecessor:} 13... Bg4 14. h3 Bh5 15. Be2 Re8 16. Rc1 Be7 17. Ne5 Bxe2 18. Qxe2 {1-0 (54) Gabriel,R (2255)-Klovans,J (2440) Schwaebisch Gmuend 1993}) 14. Rc1 Bf6 15. a3 Qe7 16. b4 a6 17. h3 Rac8 18. Rc5 a5 19. Qb1 $36 {[%mdl 2048] White fights for an advantage.} axb4 20. axb4 b6 (20... h6 $11) 21. Rcc1 $16 ({Reject} 21. Bxh7+ $6 Kh8 $11) 21... g6 {[#]} (21... Nxb4 $14 22. Bxh7+ Kh8) 22. Ba6 $1 $18 Nxb4 (22... Bf5 {was necessary.} 23. Qb3 Ne5) 23. Bxc8 Rxc8 24. Rxc8+ Bxc8 25. Rc1 Bf5 26. Qb3 Nd3 27. Rc7 Qd8 28. Bg3 ({Much less strong is} 28. Qxb6 $6 Nxf4 29. exf4 Be6 $18) 28... h5 (28... Ne5 $142) 29. Qxb6 h4 30. Bd6 Be4 $2 (30... Be6 31. Qc6 Kg7) 31. Qc6 {[#] Strongly threatening Rc8.White is clearly winning.} Kg7 32. Rc8 d4 33. Qxe4 {Precision: White = 90%, Black = 51%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "4"]
[White "Svidler, Peter"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2751"]
[BlackElo "2810"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,58,0,0,0,0,0,0,0,8,10,0,0,0,0,26,0,26,24,29,6,10,15,14,14,16,12,7,10,5,26,31,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Bg4 11. h3 Bh5 12. Qc2 Bg6 13. Qb3 Ne7 14. O-O c6 15. Bd3 Nf5 (15... Nxc3 {is more complex.} 16. Qxc3 f6 17. exf6 Rxf6 18. Ne5 Bxd3 19. Qxd3 Qd6) 16. Rae1 {[%cal Ba1e1,Be1e4,Be4e6][%mdl 32] [#]} (16. Qc2 {is interesting.} Nxe3 17. fxe3 Ng3 18. Bxg6 hxg6 19. Rfd1) 16... Nxd4 $146 (16... Ba5 {feels hotter.} 17. e6 fxe6 18. Bxe4 dxe4 19. Ne5 Qe7) ({Predecessor:} 16... Nxe3 17. Rxe3 Ng5 18. Nxg5 Qxg5 {½-½ (59) Najer,E (2682)-Vitiugov,N (2731) Sochi 2017}) 17. Bxd4 Bxd4 18. Nxe4 (18. Nxd4 $2 Nc5 $17) 18... dxe4 19. Bxe4 Bxe4 20. Rxe4 Bb6 21. e6 {[#] And now e7 would win.} Qe7 22. exf7+ Qxf7 23. Re6 Kh8 $1 24. Ne5 Bxf2+ {The position is equal.} 25. Kh1 Qg8 26. Nd7 $1 {[%cal Rd7f8]} Rf7 27. Ne5 {[#] Re8! is the strong threat.} Rff8 $1 28. Nd7 $1 {[%cal Rd7f8]} Rf7 29. Ne5 {Strongly threatening Re8!} Rff8 $1 {Precision: White = 81%, Black = 68%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "5"]
[White "So, Wesley"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2810"]
[BlackElo "2822"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,58,45,45,35,35,24,33,26,32,37,37,50,47,47,52,58,52,50,59,57,45,43,33,-15,-8,-32,-29,-27,-24,-32,-39,-64,-54,-60,-62,-106,-98,-103,-100,-106,-103,-113,-98,-248,-246]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Be7 6. Nxc6 bxc6 7. Bd3 d6 8. O-O Nf6 {[%cal Bg8f6,Bf6d7,Bd7c5][%mdl 32] LiveBook: 15 Games} 9. Re1 {C45: Scotch Game} (9. h3 O-O 10. Be3 Nd7 11. f4 a5 12. Nd2 a4 13. Qc2 Ba6 14. b4 axb3 15. axb3 Bxd3 16. Qxd3 d5 {½-½ (59) Tari,A (2570)-Kovalenko,I (2651) Fornebu 2016}) 9... O-O 10. Nd2 Re8 11. Nf3 $146 {White is slightly better.} ({Predecessor:} 11. Qc2 h6 12. Nb3 Ng4 13. f4 Bf8 14. h3 Nf6 15. Be3 g6 16. Na5 Bd7 17. Ba6 Rxe4 {1-0 (33) Schaper,H-Simmelink,J Netherlands 1998}) 11... Nd7 12. Bf4 Nc5 13. Bc2 Bg4 14. h3 Bh5 15. Be3 Nd7 16. Ba4 {Strongly threatening g4.} c5 17. g4 (17. e5 $5) 17... Bg6 18. e5 Rb8 19. Bf4 {[%cal Re5d6]} (19. b3 {with more complications.} Be4 20. Bf4 Bxf3 21. Qxf3 dxe5 22. Bg3) 19... Rxb2 20. exd6 (20. Bxd7 {is more complex.} Qxd7 21. exd6 cxd6 22. Ne5 Qc8 23. Nxg6 hxg6 24. Bxd6 Bxd6 25. Rxe8+ Qxe8 26. Qxd6 Kh7 27. Qxc5 Rc2 28. Rb1) 20... Bxd6 21. Rxe8+ Qxe8 22. Bxd6 cxd6 23. Qxd6 Qe2 $1 {[%csl LRa2,LRf2,LRf3]} 24. Qg3 {aiming for Re1.} Nf8 25. Re1 {[#]} Rb1 $1 {[%cal Rb1e1]} 26. Rxb1 Bxb1 27. Bc6 Bxa2 28. Qd6 {[#]} Qc4 $1 ({Much weaker is} 28... Bc4 $6 29. Qxc5 h5 30. Kh2 $11) 29. Ne5 (29. Qe5 $17 {keeps fighting.}) 29... Qxc3 {Precision: White = 51%, Black = 100%.} 0-1

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "5"]
[White "Nakamura, Hikaru"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "C88"]
[WhiteElo "2792"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,106,0,1,33,0,18,0,0,0,0,0,10,0,12,0,0,6,9,0,16,22,50,13,13,4,7,7,20,7,7,7,7,0,10,10,11,10,10,10,37,0,37,37,37,37,37,37,63,55,72,71,106,97,102,81,83,90,92,8,8,8,8,8,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. d4 d6 10. dxe5 Nxe5 11. Nbd2 {LiveBook: 13 Games. C88: Closed Ruy Lopez: Anti-Marshall Systems} Ned7 $146 ({Predecessor:} 11... Nfd7 12. Nd4 c5 13. Nf5 Nf6 14. Ne3 Bb7 15. f3 Ng6 16. Ndc4 d5 17. exd5 Nxd5 18. Nf5 Qc7 19. Nxe7+ Ngxe7 {1-0 (41) Nakamura,H (2772)-Aronian,L (2813) Saint Louis 2013}) 12. Nd4 Bb7 13. c3 bxc3 14. bxc3 Nc5 {[%cal Rf6e4]} 15. Bc2 Re8 16. f3 Nfd7 17. a5 d5 18. exd5 Bxd5 19. Nf1 Ne6 20. Be3 Bc5 21. Nxe6 Bxe6 22. Be4 {White wants to play Bxc5.} Rb8 23. Qd3 Bxe3+ 24. Nxe3 Nc5 25. Bxh7+ Kf8 26. Qxd8 Rexd8 27. Bc2 Rd2 28. Rad1 Rxd1 29. Rxd1 Rb2 30. Rd8+ Ke7 31. Rg8 g6 32. f4 Ra2 33. h4 Nd7 34. Rc8 Rxa5 35. Rxc7 Kd6 {[#]} 36. Ra7 $1 Ra3 37. f5 gxf5 38. Bxf5 Ne5 39. h5 ({White should try} 39. Bxe6 $16 Kxe6 40. Ra8) 39... Bxf5 $1 $11 {The position is equal.} 40. Nxf5+ {[%mdl 4096] Endgame KRN-KRN} Ke6 $132 {[%mdl 2048] Black is not keeping still} 41. Ne3 {Ra8 is the strong threat.} Kf6 42. h6 Kg6 43. Re7 Ra5 44. Kh2 Rc5 45. Kg3 Nc6 46. Rc7 {[#] Black must now prevent Ng4.} (46. h7 $5 Kxh7 47. Rxf7+ Kg6 48. Rb7 $11) 46... Rxc3 47. Kf2 Rc5 48. h7 Kxh7 49. Rxf7+ Kg6 50. Rc7 Ne5 51. Rxc5 Nd3+ 52. Ke2 Nxc5 53. Kd2 Kg5 {Precision: White = 54%, Black = 64%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "5"]
[White "Vachier-Lagrave, Maxime"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2789"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,90,17,14,15,22,22,18,37,39,32,20,37,35,25,-18,0,0,0,0,0,0,20,6,20,20,17,26,62,24,47,49,54,47,50,35,33,33,33,40,40,35,33,38,41,41,56,56,51,50,51,54,47,20,47,58,44,28,45,15,13,10,16,0,0,8,18,16,14,12,13,0,27,0,33]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. a4 {C50: Hungarian Defence and Giuoco Pianissimo} a6 7. c3 Ba7 8. Re1 d6 9. h3 b5 10. Bb3 {LiveBook: 3 Games} b4 11. a5 Rb8 12. Nbd2 Be6 13. Bc2 $146 ({Predecessor:} 13. Bxe6 fxe6 14. Nc4 {0-1 (51) Jakovenko,D (2703)-Aronian,L (2809) Geneve 2017}) 13... h6 14. Nf1 d5 15. exd5 Nxd5 16. Bd2 b3 17. Bb1 Qd6 18. Qe2 {[%cal Rf3e5]} Rbe8 19. Ra3 ({Reject} 19. d4 exd4 20. Qd3 Nf6 $17) 19... f5 20. Nxe5 Bd7 {[%cal Rc6e5]} 21. d4 Nxd4 22. cxd4 Bxd4 {[%cal Re8e5]} 23. Rxb3 {aiming for Ba2.} Rxe5 24. Qc4 Rxe1 25. Bxe1 Re8 26. Bb4 Qe5 27. Rd3 Bb5 28. Qxd4 Bxd3 29. Qxd3 Nxb4 30. Qc4+ Nd5 {[#] Hoping for ...Kh8.} 31. Ba2 $1 Kh7 {...Nf4 is the strong threat.} 32. Qxd5 Qxd5 33. Bxd5 Re5 34. Bc4 Rxa5 35. f4 Ra1 36. Kf2 a5 37. Nd2 Kg6 38. Bd3 Kf6 39. Nc4 a4 40. g4 fxg4 41. hxg4 Ke6 42. Be4 Rc1 43. Ne3 Ra1 44. Nc4 Rc1 45. Ne3 Ra1 {Precision: White = 64%, Black = 63%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "5"]
[White "Anand, Viswanathan"]
[Black "Caruana, Fabiano"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2783"]
[BlackElo "2807"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,57,27,0,0,0,0,0,0,0,0,-11,26,25,27,39,59,0,0,0,0,0,0,-8,12,0,95,97,104,104,172,171,171,168,156,160,165,167,1035,1033,29980,29981,29991,29992,29992,29993]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 {A29: English Opening: Four Knights Variation with 4 g3} (6... Nb6 7. O-O Be7 8. a3 a5 9. d3 O-O 10. Be3 Be6 11. Rc1 a4 12. Nd2 f5 13. Bxb6 cxb6 14. Nxa4 Bg5 15. Nc3 e4 16. Rb1 Ne5 17. Nb3 Ng4 18. Qc2 Be3 19. dxe4 {1-0 (36) Nepomniachtchi,I (2742)-Aronian,L (2809) Geneve 2017}) 7. O-O O-O 8. d3 {LiveBook: 5 Games} (8. Nxe5 $5 Nxc3 9. bxc3 $11) 8... Bb6 {The position is equal.} 9. Bd2 Bg4 $146 ({Find the theoretical novelty and annotate with similar games:} 9... Nxc3 10. Bxc3 f6 11. a4 a5 12. Qb3+ Kh8 13. Nd2 Nd4 14. Qd1 Bg4 15. Bxd4 Bxd4 16. Bxb7 Rb8 17. Bf3 Be6 18. Rb1 Bxb2 {½-½ (18) Jarabinsky,M (2164)-Liamtsau,V (2184) LSS email 2012}) 10. Rc1 Nxc3 11. Bxc3 Re8 12. b4 Qd6 13. Nd2 Qh6 14. Nc4 Qh5 15. Rc2 (15. Re1 $1 $14) 15... Rad8 $11 {Threatening ...e4!} 16. Nxb6 cxb6 17. f3 Be6 18. Qd2 b5 19. f4 Bg4 {[#]} (19... Bh3 $11 {keeps the balance.}) 20. Bxc6 $1 $16 bxc6 21. fxe5 f6 (21... Rd7 $16 {was called for.}) 22. exf6 $18 {f7+ is the strong threat.} Rxe2 {[%csl Ge2][%cal Rh5h2]} 23. f7+ Kf8 {[%csl Ge2][%cal Rh5h2] [#]} 24. Bxg7+ $1 {[%mdl 512]} Kxg7 {[%csl Ge2][%cal Rh5h2]} 25. Qc3+ Re5 $2 {[#]} (25... Qe5) 26. Qd4 $1 {[%mdl 512]} Qg5 (26... Rxd4 27. f8=Q+) 27. Rc5 {White mates.} Rxd4 28. f8=Q+ Kg6 29. Qf7+ {Precision: White = 71%, Black = 35%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.05"]
[Round "5"]
[White "Karjakin, Sergey"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2773"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,120,26,33,30,27,12,1,0,0,-8,-5,0,-4,-10,8,4,7,-28,-29,-41,-33,-34,-31,-47,-42,-54,-38,-34,-26,-29,-32,-33,-39,-39,0,-48,-59,-92,-85,-91,-90,-123,-116,-158,-160,-158,-116,-115,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-101,-102,-79,-79,-6,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-64,-64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Bd3 O-O 6. Nf3 Nc6 {LiveBook: 846 Games} 7. Be2 {B09: Pirc Defence: Austrian Attack} (7. e5 dxe5 8. fxe5 Nd5 9. Nxd5 Qxd5 10. c3 Bg4 11. Qe2 Rad8 12. Be4 Qd7 13. Be3 f6 14. O-O-O fxe5 15. Qc4+ Kh8 16. dxe5 Nxe5 17. Nxe5 Qxd1+ 18. Rxd1 Rxd1+ {1-0 (50) Karjakin,S (2785)-Van Wely,L (2695) Wijk aan Zee 2017}) 7... Bg4 8. Be3 (8. d5 $5 {[%cal Rd5c6]} Na5 9. O-O $11) 8... Bxf3 $146 ({Predecessor:} 8... Nd7 9. Nd2 Bxe2 10. Nxe2 e5 11. d5 Ne7 12. Nf3 exf4 13. Bxf4 Bxb2 14. Rb1 Bg7 15. Rxb7 {0-1 (53) Karavitaki,A (1075)-Darviri,C Porto Rio 2016}) 9. Bxf3 e5 10. fxe5 dxe5 11. d5 Nd4 $1 12. O-O c6 13. dxc6 bxc6 14. Ne2 {[%cal Re2d4]} (14. Be2 $5) 14... Qc7 15. c3 Nxf3+ 16. gxf3 Nh5 17. Qd3 Rfd8 18. Qc4 Rd7 19. Rad1 Rad8 20. Rxd7 Rxd7 21. b4 Qd6 22. Qa6 Qc7 23. a4 Bf6 24. a5 Kg7 25. Qc4 {[#]} h6 $1 26. a6 Bg5 27. Bxg5 hxg5 28. Qc5 Kg8 29. b5 cxb5 30. Qxc7 Rxc7 $17 {[%mdl 4096] Endgame KRN-KRN} 31. Rb1 {[#]} Rc5 $1 32. Rd1 Nf4 33. Nxf4 gxf4 {KR-KR} 34. Rd7 Rxc3 35. Kg2 Rc2+ 36. Kg1 Ra2 37. Rxa7 Kg7 38. Rb7 Rxa6 39. Rxb5 Kf6 40. h4 {[%cal Bh2h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} Ke6 41. Rb7 f5 42. exf5+ gxf5 (42... Kxf5 $17 43. Rb8 Ke6 44. Re8+ Kd5 45. Rd8+ Ke6 46. Re8+ Kd5 47. Rd8+ Rd6) 43. h5 $11 e4 {Threatens to win with ...e3.} 44. h6 e3 {Hoping for ...Ra1+.} 45. h7 Ra8 46. Kf1 Kf6 {White must now prevent ...Kg6.} 47. Ra7 $1 {[%cal Ra7a8]} Rh8 {Strongly threatening ...Kg6.} 48. Ke2 Kg6 49. Ra4 $1 Rxh7 (49... Kg5 $11 50. Ra7 Kg6) 50. Rxf4 $15 Kg5 51. Ra4 Re7 (51... f4 $15 52. Ra5+ Kf6 53. Ra6+ Ke5 54. Ra5+ Ke6 55. Ra6+ Ke5 56. Ra5+ Kd6 57. Ra6+ Ke5) 52. f4+ $11 {The position is equal.} Kg4 53. Rb4 Kg3 54. Ra4 Rb7 55. Kxe3 Re7+ 56. Kd2 Kf3 57. Kd1 Re8 58. Rb4 Rh8 59. Rb5 Rh5 60. Ke1 Kxf4 {Precision: White = 72%, Black = 68%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.08"]
[Round "6"]
[White "Carlsen, Magnus"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2822"]
[BlackElo "2792"]
[Annotator "TA"]
[PlyCount "188"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,188,17,19,10,16,17,27,21,45,45,60,64,64,60,61,52,50,29,30,36,29,29,29,30,30,31,30,32,36,39,28,32,55,50,56,36,36,36,36,36,36,36,36,36,38,27,27,27,27,27,27,27,46,46,90,90,1085,689,937,90,90,90,1093,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. cxd5 Nxd5 9. Nxd5 exd5 10. Bd3 Bb4+ {D37: Queen's Gambit Declined: 5 Bf4} 11. Nd2 Nc6 12. O-O Be7 {LiveBook: 5 Games} 13. Rc1 (13. a3 Bf6 14. Nf3 Qe7 15. h3 g6 16. Qd2 Be6 17. Rac1 Rfd8 18. b4 {½-½ (76) Giri,A (2771)-Karjakin,S (2781) Stavanger 2017}) 13... Bf6 {[#]} 14. Nf3 $146 ({Predecessor:} 14. Qb3 Qb6 15. Qxd5 Nb4 16. Qe4 Nxd3 17. Qxd3 Rd8 18. Qc2 Qxb2 19. Ne4 Qxc2 20. Nxf6+ gxf6 21. Rxc2 Be6 22. Rfc1 {½-½ (22) Nyback,T (2639)-Solozhenkin,E (2511) Finland 2009}) 14... Qe7 15. h3 g6 16. Bb5 Bd7 17. Qxd5 Be6 18. Qe4 Bxb2 19. Bxc6 f5 20. Bg5 (20. Qb1 {is more complex.} Bxc1 21. Qxb7 Qxb7 22. Bxb7 Ba3 23. Bxa8 Rxa8 24. Ng5) 20... fxe4 21. Bxe7 Bxc1 22. Bxb7 ({Don't play} 22. Rxc1 Rfc8 $17) 22... Bxe3 23. Bxf8 Rxf8 24. fxe3 exf3 25. Bxf3 $11 {[%mdl 4096] Endgame KRB-KRB} Rb8 26. a4 Rb4 27. Bc6 Rc4 28. Bb5 Re4 29. Rd1 a6 30. Bxa6 Rxa4 31. Bb7 Kf7 32. Kf2 Kf6 33. Bd5 Bf5 34. g4 Be6 35. Kf3 Ra5 36. Bxe6 Kxe6 {KR-KR} 37. h4 Ra2 38. Rb1 Ra7 39. Kf4 Ra4+ $2 {[%mdl 8192]} (39... Kf7 $16 40. e4 Kf6) 40. e4 $18 Ra7 {[#]} 41. Rb6+ $2 (41. Kg5 $1 $18 {and the rest is easy.} Ke5 42. Rf1) 41... Kf7 $16 42. Rc6 Rd7 $2 {[%mdl 8192] [#]} (42... Kg7 $16 43. Re6 Rb7) 43. g5 $2 (43. h5 $1 $18 Ra7 44. hxg6+ hxg6 45. Rb6) 43... Ra7 {The position is equal.} 44. Ke5 Re7+ 45. Kd5 Rd7+ 46. Rd6 (46. Kc4 {looks sharper.} Ra7 47. Kc3 Ke7 48. Kc4 Kf7) 46... Ra7 47. Rf6+ (47. e5 $5 {[%cal Re5e6]} Ra5+ 48. Ke4 $14) 47... Ke7 48. Rc6 Rd7+ 49. Ke5 Ra7 50. Rc5 (50. h5 $5 gxh5 51. Rh6 $16) 50... Rd7 51. Ra5 (51. h5 $5) 51... Kf7 52. Ra1 Re7+ 53. Kf4 Rb7 54. Ra6 Rc7 55. Kg4 Re7 56. Rf6+ (56. e5 $5) 56... Ke8 57. Kf4 (57. e5 $5) 57... Ra7 58. Rb6 Kf7 59. Ke5 Re7+ 60. Kd5 {And now Rf6+ would win.} Rd7+ 61. Rd6 (61. Kc4 {feels hotter.} Rc7+ 62. Kd4 Rd7+ 63. Kc4) 61... Ra7 62. Rd8 (62. e5 $5 {[%cal Re5e6]} Ra5+ 63. Ke4 $14) 62... Ra5+ 63. Kd4 Ra4+ 64. Ke5 {Threatens to win with Rd7+.} Ra5+ 65. Kf4 Ra7 66. Rd4 Ke6 67. Rb4 Rf7+ 68. Ke3 Ra7 69. Rb8 (69. e5 $5) 69... Re7 70. Rh8 (70. e5 $5) 70... Ra7 71. Re8+ (71. e5 $5) 71... Kf7 72. Rb8 (72. Re5 {looks sharper.} Ra3+ 73. Kd4 Rh3 74. Ra5 Rxh4 75. Ke5) 72... Ke6 73. Rb6+ (73. e5 $5) 73... Kf7 74. Kf4 Re7 75. Rf6+ Ke8 $1 76. h5 gxh5 77. e5 Rf7 78. Ke4 (78. e6 {is more complex.} Rf8 79. Rxf8+ Kxf8) 78... Rg7 79. Kf5 {Strongly threatening e6.} (79. e6 $5 {[%cal Re4f5]}) 79... Rf7 80. Kf4 {Threatening Ke4.} (80. e6 {is interesting.} Rf8 81. Rxf8+ Kxf8) 80... h4 81. Kg4 (81. e6 {with more complications.} Rf8 82. Ke4 Rg8 83. Kf5 Rf8 84. Ke4) 81... Re7 82. e6 Ra7 83. Rh6 {Black must now prevent Kf5.} Kf8 $1 84. Kxh4 {Hoping for Kg4.} Ra4+ 85. Kh5 Re4 86. Rf6+ ({Much less strong is} 86. Rxh7 $6 Rxe6 87. Rh6 Re7 $16) 86... Kg7 87. Rf7+ Kg8 88. Re7 Kf8 89. Rxh7 {aiming for Rh8+.} Rxe6 90. Rh6 Re1 91. Ra6 Kg7 92. Ra7+ Kg8 93. Kh6 $1 Re6+ 94. g6 {Intending Ra8+ and mate.} Re8 {Precision: White = 60%, Black = 74%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.08"]
[Round "6"]
[White "Caruana, Fabiano"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2807"]
[BlackElo "2789"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,60,31,17,25,-31,5,7,77,76,90,93,128,131,129,129,133,95,118,106,137,129,132,120,122,86,121,110,77,81,97,33,35,24,13,17,17,18,22,0,11,11,10,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Qb6 9. a3 Be7 {B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7} 10. Qd3 $146 (10. Bf2 $11 Qc7 11. Be2) ({Predecessor:} 10. Bf2 Qc7 11. Qf3 Nbd7 12. O-O-O b5 13. g4 Bb7 14. h4 d5 15. e5 Ne4 16. Rh3 Nxf2 17. Qxf2 {½-½ (43) Caruana,F (2817)-Vachier Lagrave,M (2803) Karlsruhe 2017}) 10... Nbd7 {Strongly threatening ...Nc5.} (10... Nxe4 $5 11. O-O-O (11. Nxe4 Bxh4+ 12. g3 Be7 $17) 11... Bxh4 12. Qxe4 O-O $17) 11. O-O-O g5 (11... Nc5 $11 12. Qe3 Bd7) 12. fxg5 $16 Ne5 {[#]} 13. Qd2 $1 Nh7 14. Nf3 {Black must now prevent Bf2.} hxg5 {[#]} 15. Bf2 $1 {[%cal Rf2b6]} ({Weaker is} 15. Nxg5 Qd8 $15) 15... Qc7 16. Be2 Bd7 17. h4 {[%cal Rh4g5,Bh2h4,Bh4h5][%mdl 32]} Rg8 18. h5 g4 19. Nxe5 dxe5 20. Bh4 Bc6 21. Qe3 Bxh4 22. Rxh4 Qe7 23. Rxg4 (23. Qg3 $16) 23... Rxg4 $14 24. Bxg4 Qg5 $1 {[%cal Rg5e3]} 25. Qxg5 {The position is equal.} Nxg5 26. Bf3 Ke7 27. Kd2 Rh8 28. Rh1 f5 29. Ke3 Kf6 30. b4 b5 {Precision: White = 46%, Black = 69%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.08"]
[Round "6"]
[White "Aronian, Levon"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2799"]
[BlackElo "2810"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,63,8,9,9,8,13,8,22,16,19,20,19,16,13,0,0,14,8,3,14,0,15,4,9,3,31,30,19,9,45,53,45,23,37,28,42,33,35,35,36,41,132,135,636,620,1144,1130,1465,1463,1698,2229]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Bg5 h6 6. Bxf6 Qxf6 7. Qa4+ Nc6 8. e3 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 9. Be2 (9. Rc1 Rd8 10. Be2 dxc4 11. Bxc4 Bd7 12. Qc2 Bd6 13. O-O a6 14. Rfd1 Qe7 15. a3 Rac8 16. Ba2 {1-0 (39) Navara,D (2737)-Leko,P (2678) Biel 2017}) (9. Rd1 Rd8 10. Qc2 Bf8 11. a3 g6 12. Be2 Bg7 13. O-O a5 14. Nb5 Qe7 15. Rc1 dxc4 16. Bxc4 {½-½ (35) Aronian,L (2793)-So,W (2812) Leuven 2017}) 9... dxc4 10. O-O Bxc3 {The position is equal.} 11. bxc3 Bd7 12. Qxc4 Rac8 $146 ({Predecessor:} 12... Rfd8 13. Nd2 Rac8 14. Nb3 Qe7 15. a4 a5 16. Bf3 {1-0 (43) Ushenina,A (2438)-Milliet,S (2356) Reykjavik 2015}) 13. Rad1 Rfd8 14. Nd2 Na5 15. Qb4 b6 16. Ba6 Rb8 17. Ne4 Qf5 18. Bd3 Bc6 19. f3 {[%cal Bf2f3,Bf3e4][%mdl 32]} Bxe4 20. fxe4 Qg5 21. Rf3 c5 22. Qb2 e5 23. Rdf1 {With the idea Qf2.} cxd4 24. cxd4 {Strongly threatening Qf2.} Rb7 25. d5 $36 {[%mdl 2048] White has some pressure.} Rc7 26. h4 Qxh4 27. Qxe5 Qe7 (27... Re7 $14 28. Qf4 Qxf4 29. exf4 (29. Rxf4 Nb7 $15) 29... f5) 28. Qg3 Qc5 $2 {[%mdl 8192] [#]} (28... Qd6 $16) 29. Rf6 $1 $18 {[%cal Bf3f6,Bf6h6,Bh6h5][%mdl 32] White is clearly winning.} h5 30. Rh6 Qc3 31. Rxh5 g6 32. e5 {Precision: White = 78%, Black = 42%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.08"]
[Round "6"]
[White "Karjakin, Sergey"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2773"]
[BlackElo "2783"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,6,16,4,7,0,5,9,19,10,21,20,22,21,16,0,5,0,0,6,7,6,9,1,0,0,0,0,0,0,0,-6,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bf4 d5 3. e3 e6 4. Nf3 Bd6 5. Nbd2 c5 {LiveBook: 11 Games. The position is equal.} (5... O-O 6. Bxd6 Qxd6 7. c4 c5 8. dxc5 Qxc5 9. cxd5 Qxd5 10. Bc4 Qd6 11. O-O Bd7 12. Be2 Bc6 13. Nc4 Qe7 {½-½ (29) Carlsen,M (2832)-Anand,V (2786) Leuven 2017}) 6. Bb5+ {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Nc6 $1 {[%cal Bb8c6,Bc6e5,Be5f3][%mdl 32]} 7. dxc5 Bxc5 8. c4 $146 ({Predecessor:} 8. O-O O-O 9. Nb3 Bb6 10. c4 Qe7 11. Rc1 e5 12. Bg3 dxc4 {1-0 (36) Laczay,I (2257)-Berch,N ICCF email 1999}) 8... Bd7 9. O-O (9. Rc1 $5 {[%cal Rc4d5]} d4 10. Qe2 $11) 9... O-O 10. cxd5 Nxd5 11. Bg3 Ne5 12. Bxd7 Nxf3+ 13. Nxf3 {[#] And now Ba4 would win.} Qxd7 14. Qb3 (14. Ne5 $5 {[%cal Re5d7]} Qe7 15. Nf3 $11) 14... Nb6 15. Rfd1 Qa4 16. Qxa4 Nxa4 17. Be5 f6 18. b3 Nb6 $1 19. Bd4 Rac8 20. e4 e5 21. Bxc5 Rxc5 22. Rac1 Rxc1 23. Rxc1 Rc8 24. Rxc8+ Nxc8 $11 {[%mdl 4096] Endgame KN-KN} 25. Nd2 Kf7 26. f3 Ke6 27. Kf2 Kd6 28. Ke3 Kc5 29. a3 Nd6 30. Kd3 a5 {Precision: White = 73%, Black = 82%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.08"]
[Round "6"]
[White "Nepomniachtchi, Ian"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "C91"]
[WhiteElo "2751"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,95,16,4,17,17,17,17,17,17,27,18,20,20,50,31,29,21,20,33,16,20,20,20,20,20,18,14,20,9,9,9,9,9,9,9,9,9,68,9,8,6,9,2,7,0,0,0,7,8,9,8,15,10,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,58,58,49]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 d6 9. c3 Bg4 10. Be3 Bh5 11. Nbd2 Na5 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4} 12. Bc2 {LiveBook: 37 Games} Ng4 13. Qe2 Nxe3 {The position is equal.} 14. Qxe3 Bxf3 15. Nxf3 Nc4 16. Qc1 Bf6 17. a4 b4 $146 ({Find the theoretical novelty and annotate with similar games:} 17... c6 18. Rd1 Qc7 19. d5 {1-0 (50) Fedorchuk,S (2665)-Oms Pallisse,J (2494) Barbera del Valles 2010}) 18. cxb4 exd4 19. Bd3 Ne5 20. Nxe5 dxe5 21. Qc5 Re8 22. Rec1 Be7 23. Qxc7 Bxb4 24. Qxd8 Rexd8 25. a5 Rdc8 26. Rxc8+ Rxc8 $11 {[%mdl 4096] Endgame KRB-KRB} 27. Kf1 Rc5 28. Ra4 Bxa5 29. b4 Rc1+ $1 30. Ke2 Bd8 31. Rxa6 {[#] Strongly threatening Ra8.} Kf8 32. b5 Rc3 33. Ra7 g5 34. g4 Bb6 35. Ra6 Bc5 36. Rh6 Kg7 37. Rc6 {With the idea b6.} Bb4 ({Black should try} 37... Ba7 $1 $11) 38. Rxc3 $14 {White is slightly better.} Bxc3 {KB-KB} 39. b6 {[%cal Bb5b6,Bb6b7][%mdl 32] [#] Black must now prevent b7.} Ba5 40. b7 Bc7 41. Bc2 Kf8 42. Kd3 $1 Ke7 43. Kc4 $1 f6 44. Kd5 h6 45. Bd3 Bb8 46. Kc6 Bd6 47. h3 Bb8 48. f3 {Precision: White = 79%, Black = 78%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.09"]
[Round "7"]
[White "So, Wesley"]
[Black "Caruana, Fabiano"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2810"]
[BlackElo "2807"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,65,44,20,25,18,27,22,31,27,26,26,26,12,7,7,9,13,9,12,14,12,13,10,17,11,10,10,17,17,17,17,17,14,20,20,28,21,28,28,28,3,28,28,28,28,28,0,0,0]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Be2 Ke7 10. Nbd2 Nc6 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} 11. b3 Rd8 12. Bb2 b6 13. a3 a5 14. Rfc1 Bb7 15. Bxf6+ gxf6 16. Ne4 Bd6 17. Nxd6 Rxd6 {[#]} 18. Kf1 $146 Rad8 19. g3 f5 20. Ke1 Kf6 21. Rd1 Rxd1+ 22. Rxd1 Rxd1+ 23. Kxd1 Ne5 24. Nxe5 Kxe5 $11 {[%mdl 4096] Endgame KB-KB} 25. Kd2 Kd6 (25... Bd5 $5 {[%cal Rd5b3]}) 26. Kc3 Bc6 27. b4 axb4+ 28. Kxb4 h6 29. Bb5 Bf3 30. Be8 Ke7 31. Ba4 {[#] And now Kb5 would win.} Kd6 32. Be8 Ke7 33. Ba4 {Precision: White = 66%, Black = 76%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.09"]
[Round "7"]
[White "Nakamura, Hikaru"]
[Black "Aronian, Levon"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2792"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,106,20,33,16,10,23,22,31,20,33,16,25,35,28,35,0,0,0,0,-25,-24,-60,-42,-70,-72,-53,-42,-36,-20,-27,-33,-40,-40,-29,-35,-53,-48,-51,-54,-32,-46,-64,-68,-66,-63,-111,-107,-159,-162,-293,-288,-314,-314,-313,-313,-288,-312,-307,-306,-304,-285,-294,-267,-308,-149,-156,-151,-490,-490,-453,-453,-1017,-1017,-1017,-1017,-1017,-1017,-1017,-1017,-1017,-1017,-1010,-1010,-4133,-1010,-1010,-1009,-881,-881,-989,-962]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Bb4 5. Bg2 O-O 6. O-O e4 7. Ng5 Bxc3 8. bxc3 Re8 9. f3 e3 10. d3 {A29: English Opening: Four Knights Variation with 4 g3} d5 11. Qa4 h6 12. cxd5 {The position is equal.} Nxd5 13. Ne4 f5 14. Nc5 f4 {[#]} 15. Ne4 $146 ({Find the theoretical novelty and annotate with similar games:} 15. Bb2 Rb8 16. c4 Nde7 17. g4 b6 {½-½ (50) Svidler,P (2757)-Karjakin,S (2760) Moscow 2016}) 15... Rb8 16. Qa3 Re6 17. c4 Nde7 {[%cal Bd5e7,Be7f5,Bf5d4][%mdl 32]} 18. Bb2 Nf5 $1 19. d4 Ncxd4 20. Bxd4 Nxd4 21. Qxa7 Nc6 22. Qa3 Qf8 23. Qxf8+ Kxf8 24. Rfd1 g5 25. Nc3 Re7 26. Nd5 Rf7 27. h4 Ra8 28. a4 Na5 29. gxf4 gxf4 30. Kh2 Nxc4 31. Rac1 Nd2 32. Nxc7 (32. Bh3 $142 Bxh3 33. Kxh3) 32... Rxa4 $17 33. Bh3 {[#]} (33. Rg1 $142) 33... Nxf3+ $1 $19 {[%mdl 512]} 34. exf3 Ra2+ 35. Bg2 Rg7 $1 {[%cal Rg7g2]} 36. Rg1 {Strongly threatening Nd5.} Rg3 $1 {[%csl Gc8][%cal Rg3h3]} 37. Kh1 {Threatens to win with Rc4.} Bh3 38. Bf1 {aiming for Rxg3.} e2 39. Bxe2 Rxe2 40. Nd5 Rxf3 (40... Bg2+ $19 41. Rxg2 Rexg2 42. Rc8+ Kf7 43. Rc7+ Ke8 44. Rxb7 Rf2 45. Nf6+ Kd8 46. Rd7+ Kc8) 41. Rg6 $17 Re6 42. Rcg1 $2 (42. Rxe6 $17 {was the crucial defense.} Bxe6 43. Rd1) 42... Rxg6 $19 {Black is clearly winning.} 43. Rxg6 {[%mdl 4096] Endgame [#] KRB-KRN} Bd7 $1 44. Kg2 {[#]} (44. Rxh6 $142 Bc6 45. Rd6) 44... Rg3+ $1 45. Rxg3 fxg3 46. Kxg3 {KB-KN} Kf7 47. Kf4 Ke6 48. Nb4 Be8 49. Nd3 Kd5 50. Nf2 Bd7 (50... Kd4 $142 51. Ne4 b5) 51. Ke3 Ke5 52. Ne4 Bc6 53. Ng3 Bd5 {Precision: White = 49%, Black = 84%.} 0-1

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.09"]
[Round "7"]
[White "Vachier-Lagrave, Maxime"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2789"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,90,0,0,9,8,9,7,0,0,0,0,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 Ke8 10. Nc3 h5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} 11. Bf4 Be7 12. Rad1 Be6 13. Ng5 Rh6 14. Rfe1 Bb4 15. g4 {LiveBook: 14 Games. The position is equal.} hxg4 16. hxg4 Ne7 17. Nxe6 Rxe6 18. Kg2 Bxc3 19. bxc3 {[#]} Rd8 $146 20. Rxd8+ Kxd8 $11 {[%mdl 4096] Endgame KRB-KRN} 21. Rh1 Nd5 22. Bg3 Rh6 23. Rxh6 gxh6 {KB-KN} 24. Kh3 Nxc3 25. Kh4 Nxa2 26. Kh5 Nc3 {[#] Strongly threatening ...Ne2.} 27. Kxh6 a5 {aiming for ...Ke7.} 28. f4 a4 {White must now prevent ...Ne4.} 29. f5 Ke8 30. g5 {Hoping for g6.} a3 $1 {[%cal Ra3a2]} 31. e6 a2 32. Kg7 fxe6 33. f6 {f7+ is the strong threat.} a1=Q 34. f7+ Kd7 35. Be5 $1 Qa5 36. Bf6 Qc5 37. f8=Q Qxf8+ 38. Kxf8 {KB-KN} Ne4 39. Kf7 {[#]} Nxg5+ $1 {[%mdl 512]} 40. Bxg5 {KB-KP} Kd6 41. Kf6 e5 42. Kf5 Kd5 43. Bd8 Kd4 44. Bxc7 Kc3 45. Kxe5 Kxc2 {Precision: White = 95%, Black = 84%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.09"]
[Round "7"]
[White "Anand, Viswanathan"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2783"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,79,22,12,17,20,22,5,9,0,8,0,0,7,11,10,10,0,0,0,0,0,0,0,0,-17,10,12,26,14,39,8,12,11,0,0,0,-3,-9,-19,0,0,0,0,23,24,29,23,33,22,31,33,234,244,266,232,256,237,990,1001,925,950,1319,943,970,1350,1033,1088,948,827]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 8. Bg5 Be6 9. Bxf6 Qxf6 {The position is equal.} 10. Nd5 Qd8 $1 11. Qd3 Nd7 12. O-O-O g6 (12... b5 13. Nec3 Rb8 14. Nb4 Qg5+ 15. Kb1 {1-0 (67) Anand,V (2775)-Nepomniachtchi,I (2766) Leuven 2017}) 13. Kb1 Nc5 14. Qf3 Bg7 15. Nec3 {[#]} b5 $146 16. Ne3 O-O 17. Rg1 Bh6 (17... h4 {seems wilder.} 18. Ncd5 Rb8 19. g3 b4 20. Nc4 hxg3 21. Rxg3 Qh4) 18. Ncd5 (18. Be2 {is interesting.} Kh7 19. g3 Rc8 20. h4 Kg7 21. Ncd5) 18... Bxe3 19. Qxe3 Rc8 (19... Bxd5 $5 20. Rxd5 Qc7 $11) 20. Be2 Kg7 (20... Bxd5 $5 21. Rxd5 Qc7 $11) 21. f4 (21. g4 $5 {[%cal Rg4h5]}) 21... Bxd5 $1 22. Rxd5 exf4 23. Qxf4 Re8 24. Rxd6 Qe7 25. e5 Qxe5 (25... Ne4 $5 26. Rd4 (26. Qxe4 $2 Qxd6 27. exd6 Rxe4 $19) 26... Qxe5 27. Qxe5+ Rxe5 $11) 26. Qxe5+ Rxe5 27. Bf3 Ne4 28. Bxe4 Rxe4 29. Rxa6 $11 {[%mdl 4096] Endgame KRR-KRR} Re2 30. c3 {[%cal Bc2c3,Bc3b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} h4 31. Ra5 b4 $2 {[#]} ({Black should try} 31... Rb8 $1 $14) 32. cxb4 $18 Rcc2 33. b3 Rb2+ 34. Ka1 Rxg2 $2 (34... Rbc2 35. Ra7 Re6) 35. Rxg2 {White is clearly winning.} Rxg2 {[#] KR-KR} 36. b5 $1 Re2 37. b6 Re8 38. b7 Rb8 39. Rb5 f5 40. Kb2 {Precision: White = 63%, Black = 57%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.09"]
[Round "7"]
[White "Svidler, Peter"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2751"]
[BlackElo "2822"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,93,0,-6,-27,-15,-20,-12,-2,-2,-21,0,-10,0,0,0,0,0,0,0,0,0,0,0,-21,-19,-22,-20,-27,-22,-27,-27,-34,-28,-84,-84,-84,-84,-84,-84,-84,-84,-84,-70,-84,-41,-84,-84,-84,-84,-108,-84,-108,-84,-100,-100,-100,-100,-100,-100,-100,-35,-35,-35,-35,-35,-35,-35,-35,0,-35]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. c4 Ba6 9. b3 g6 10. f4 {C45: Scotch Game} (10. g3 Bg7 11. Bb2 O-O 12. Bg2 Rfe8 13. O-O Bxe5 14. Qxe5 Qxe5 15. Bxe5 Rxe5 16. cxd5 Bxf1 17. Kxf1 cxd5 18. Na3 c6 19. Nc2 a5 20. Rd1 Kf8 {½-½ (82) Nepomniachtchi,I (2732)-Ding,L (2783) Khanty-Mansiysk 2017}) 10... d6 11. Qf2 Nf6 12. Ba3 Qe6 13. Be2 dxe5 {LiveBook: 11 Games} 14. Bxf8 Kxf8 15. O-O {Strongly threatening fxe5.} exf4 16. Qxf4 Kg7 17. Nc3 Rae8 $146 (17... Rhe8 {is more complex.} 18. Rf2 Qd6 19. Qxd6 cxd6 20. Bf3 Rac8) ({Find the theoretical novelty and annotate with similar games:} 17... Rhe8) 18. Bf3 Qe3+ 19. Qxe3 Rxe3 20. Na4 Bc8 21. Bxc6 Rd8 22. Rae1 Rxe1 23. Rxe1 Rd2 24. Nc3 Rc2 25. Nb5 Rxa2 26. Nxc7 Rb2 27. Ne8+ Nxe8 28. Rxe8 $11 {[%mdl 4096] Endgame KRB-KRB} Be6 29. Bd5 (29. Ba4 $11 {keeps the balance.}) 29... Bxd5 $17 ({Much worse is} 29... Rxb3 $6 30. Bxe6 fxe6 31. Rxe6 $11) 30. cxd5 Rxb3 {KR-KR} 31. d6 {And now d7 would win.} Rd3 32. Ra8 Rxd6 {...Ra6 is the strong threat.} 33. Rxa7 Rd2 34. Ra6 g5 35. h3 h5 36. Ra5 Kg6 37. Rb5 Ra2 38. Kf1 Ra6 39. Kf2 f5 40. Rb8 Ra2+ 41. Kf3 {[#]} Ra3+ $1 42. Kf2 {[#]} g4 (42... h4 $1 $17 43. Rb6+ Kh5) 43. hxg4 $15 hxg4 44. g3 Ra2+ 45. Kf1 Ra1+ 46. Kf2 Ra2+ 47. Kf1 {Precision: White = 51%, Black = 64%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.10"]
[Round "8"]
[White "Caruana, Fabiano"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2807"]
[BlackElo "2792"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,96,37,23,38,17,9,6,0,0,0,-4,-17,-18,-11,-7,-6,-13,-2,-18,-17,-22,-22,-22,-22,-31,-23,-46,-32,-33,-33,-39,-39,-35,-36,-33,-41,-37,-33,-29,-33,-48,-42,-57,-46,-62,-36,-32,0,-37,-37,-58,-43,-46,-33,-67,-50,-65,-66,-101,-72,-75,-38,-56,-63,-44,126,126,125,126,93,89,158,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 c6 7. Nf3 {LiveBook: 168 Games} d5 {E90: King's Indian: Classical: Early deviations and 6 h3} (7... a6 8. a4 a5 9. Be2 Na6 10. O-O e5 11. Re1 exd4 12. Nxd4 Nc5 13. Qc2 Re8 14. Bf3 Qb6 15. Be3 Bd7 {½-½ (90) Aronian,L (2815)-Ivanchuk,V (2766) Beijing 2012}) 8. cxd5 (8. e5 $5 {[%cal Re5f6]} Ne4 9. Be3 $14) 8... cxd5 9. Bxf6 exf6 10. exd5 (10. Nxd5 f5 $17) 10... b6 $146 ({Predecessor:} 10... Nd7 11. Qb3 Nb6 12. a4 Re8+ 13. Be2 Bf5 14. a5 Nc8 15. Qxb7 {½-½ (42) Srokowski,J (2200)-Ufimtsev,A Soviet Union 1986}) 11. Be2 Na6 12. O-O Nc7 13. Qb3 Bb7 {[%cal Rc7d5]} 14. Bc4 Rb8 15. a4 a6 {[%cal Ba7a6,Ba6b5][%mdl 32]} 16. Rfe1 b5 17. axb5 axb5 18. Bd3 b4 19. Ne4 f5 20. Ned2 Nxd5 21. Bc4 Nb6 22. Qxb4 Nxc4 23. Qxc4 Bd5 24. Qc3 Qb6 {[%mdl 1024] Black has compensation.} 25. b3 Rfd8 26. Rac1 Bh6 27. Rc2 Qb7 28. Qd3 Qa8 29. Qf1 Qb7 30. Rc5 Qb4 31. Rc2 Ra8 32. Rd1 Qb7 33. Re1 Rd6 34. Rc5 Ra2 35. Re8+ {[#]} Kg7 $1 36. Qe1 Bf4 37. g3 $1 {[%cal Rg3f4]} Bxf3 38. gxf4 Be4 $2 (38... Rd7 $15 {keeps the upper hand.}) 39. Nxe4 $16 fxe4 40. Qc3 $36 {[%mdl 2048] [#] aiming for d5+. White has strong initiative.} (40. Rxe4 $6 Qxb3 41. Kg2 Qb7 $11) ({Don't take} 40. Qxe4 $6 Qxe4 41. Rxe4 Rd2 $14) 40... Qa6 41. d5+ ({Reject} 41. Rxe4 Ra1+ 42. Re1 Rxe1+ 43. Qxe1 Rxd4 $11) 41... Kh6 (41... Rf6 $142 42. Rxe4 (42. Rc6 Ra1+ 43. Kh2 Rh1+ 44. Kxh1 Qf1+ 45. Kh2 Qxf2+ 46. Kh1 Qf1+ 47. Kh2 Qxf4+ 48. Kg2 Qf1+ 49. Kh2 Qf2+ 50. Kh1 Qf1+ 51. Kh2 Qf2+ 52. Kh1 Qf1+ 53. Kh2 $11) 42... Ra1+ 43. Re1 Rxe1+ 44. Qxe1 Qd6) 42. Rg8 $2 (42. Rxe4 $16 {Black must now prevent f5!} Ra1+ 43. Re1 Rxe1+ 44. Qxe1) 42... Ra1+ $11 {The position is equal.} 43. Kh2 Rh1+ 44. Kxh1 Qf1+ 45. Kh2 {White wants to mate with Qg7+.} Qxf2+ 46. Kh1 {Threatening mate with Qg7+.} Qf1+ 47. Kh2 Qf2+ 48. Kh1 {White threatens Qg7+ and mate.} Qf1+ {Precision: White = 58%, Black = 66%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.10"]
[Round "8"]
[White "Aronian, Levon"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "A34"]
[WhiteElo "2799"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,37,35,43,12,37,37,61,59,47,-16,-20,0,0,-20,0,-73,-64,-90,104,-41,0,-103,129,-40]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. bxc3 g6 7. h4 {[%cal Bh2h4,Bh4h5][%mdl 32] A34: Symmetrical English: 2 Nc3, lines with ...d5} Bg7 8. h5 Nc6 {LiveBook: 10 Games} 9. Be2 $146 {White is slightly better.} ({Predecessor:} 9. Rb1 Qc7 10. hxg6 hxg6 11. Rxh8+ Bxh8 12. Qb3 b6 13. Ng5 e6 {½-½ (33) Bauer,C (2632)-Howell,D (2655) Reading 2017}) 9... Bf5 10. Qb3 b6 11. Ng5 e6 12. f4 (12. Qa4 $14 Rc8 13. Bb5) 12... h6 $11 13. Qa4 Rc8 14. Ne4 (14. Nxf7 $5 Kxf7 15. e4 $15) 14... g5 15. Bb5 (15. fxg5 $11 {keeps the balance.} hxg5 16. g4) 15... Qd5 $17 16. Nf2 $1 {[#] Threatens to win with e4.} Qd6 $2 (16... Qxg2 $17 {keeps the pressure on.} 17. e4 O-O 18. Bxc6 (18. fxg5 Ne5 $11) 18... Rxc6 19. fxg5 (19. Qxc6 $2 g4 $19) 19... b5 20. Qxb5 Bxe4 21. gxh6 Bxh6) 17. Ne4 (17. fxg5 $16 O-O 18. gxh6 Bxh6 19. e4) 17... Qd5 (17... Bxe4 $15 18. Qxe4 gxf4) 18. Nf2 $1 {Hoping for e4.} Qd6 $2 (18... Qxg2 $17 {and life is bright. aiming for ...0-0.} 19. e4 O-O 20. fxg5 (20. Bxc6 Rxc6 21. fxg5 b5 $17) (20. exf5 $2 exf5 21. Rf1 g4 $19) 20... Bg4 21. Bxc6 Be5) 19. Ne4 $2 {Precision: White = 26%, Black = 21%.} ({White should try} 19. fxg5 $16 hxg5 20. e4) 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.10"]
[Round "8"]
[White "Anand, Viswanathan"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2783"]
[BlackElo "2789"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,60,26,41,35,34,18,38,42,35,27,42,21,58,37,50,20,26,12,11,14,16,0,0,0,0,0,35,27,55,25,35,27,37,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nf6 3. d4 cxd4 4. Nxd4 d5 5. cxd5 Nxd5 6. e4 Nb4 {[#] ...Qxd4! is the strong threat.} 7. Bb5+ {D06: Queen's Gambit: Symmetrical and Baltic Defences} (7. Be3 N8c6 8. Nb5 Bg4 9. f3 Qxd1+ 10. Kxd1 O-O-O+ 11. Nd2 Be6 12. Nxa7+ Nxa7 13. Bxa7 Nxa2 14. Bb5 Kc7 {1-0 (27) Salgado Lopez,I (2635)-Starostits,I (2494) Helsingor 2012}) 7... Bd7 8. Bc4 N8c6 9. Nxc6 {White is slightly better.} Nxc6 10. O-O e6 11. Nc3 $146 ({Predecessor:} 11. Be3 Be7 12. Nc3 O-O 13. f4 Rc8 14. Rf2 Be8 {1-0 (31) Silva,M (2268)-Sande,O (2254) ICCF email 2008}) 11... Be7 12. Bf4 O-O 13. Qd2 Be8 14. Rfd1 Qxd2 15. Rxd2 Rc8 16. Nb5 e5 17. Bg3 Na5 18. Bf1 Bxb5 19. Bxb5 f6 20. Rad1 Kf7 21. f3 a6 22. Bf1 (22. Bd7 {with more complications.} Rc7 23. Bh3 Nc4 24. Rc2 Rd8 25. Rdc1) 22... Nc4 {The position is equal.} 23. Bxc4+ (23. Re2 {keeps more tension.} Bc5+ 24. Bf2 Bxf2+ 25. Rxf2 Ne3 26. Rd7+) 23... Rxc4 24. Rd7 Rb8 25. Kf1 $36 {[%mdl 2048] White has good play.} Ke8 26. Be1 Rd8 27. Rxd8+ Bxd8 28. Ke2 Rc2+ 29. Rd2 Rxd2+ 30. Bxd2 Kd7 {Precision: White = 55%, Black = 70%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.10"]
[Round "8"]
[White "Karjakin, Sergey"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2773"]
[BlackElo "2810"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,135,19,20,26,14,29,0,0,0,8,0,-8,-38,0,0,30,30,35,31,36,21,24,-47,14,4,9,9,8,6,13,-17,15,29,54,31,39,19,26,18,31,25,28,28,17,24,24,31,17,0,17,0,22,17,17,0,0,4,45,72,68,64,75,75,69,72,68,81,74,57,233,220,220,227,219,213,208,191,220,214,550,544,604,611,583,437,601,565,559,574,559,431,551,547,505,491,427,382,618,602,576,573,939,790,860,894,1754,735,12839,12839,12848,12848,12849,12849,12850,12850]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. c3 a6 8. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 9. Re1 h6 10. Nbd2 Be6 11. Bxe6 fxe6 12. b4 {LiveBook: 5 Games} Qe8 $146 ({Predecessor:} 12... Nh5 13. Ra2 Qf6 14. Nc4 b5 {½-½ (34) Anand,V (2786)-Carlsen,M (2832) Stavanger 2017}) 13. Nf1 Nh5 14. Be3 Bxe3 15. Rxe3 Nf4 16. Rb1 b5 17. Ra1 Qg6 {[%csl Gf4][%cal Rg6g2]} (17... d5 {with more complications.} 18. d4 exd4 19. Nxd4 Nxd4 20. cxd4 Qg6) 18. Ng3 Qf6 19. Ne2 Ng6 20. Qb3 Kh8 21. Rf1 Rab8 22. g3 (22. a5 $11) 22... Qf7 (22... Nf4 $1 $15 23. axb5 (23. gxf4 Qg6+ 24. Kh1 exf4 $15) 23... Nxe2+ 24. Rxe2 Qxf3) 23. Nh2 d5 24. Rf3 Qd7 25. axb5 axb5 26. Kg2 Rxf3 (26... Rfd8 {keeps more tension.} 27. Ng4 Ra8 28. h4 Nge7 29. h5 Nc8) 27. Nxf3 Rf8 {With the idea ...dxe4.} 28. Neg1 Ra8 29. Rc1 Qd6 30. Ne1 Nge7 31. Ngf3 Ng8 32. Nc2 Nf6 33. Re1 Rf8 34. Na3 Rb8 $1 35. Nc2 Rf8 36. Na3 {[%cal Bc2a3,Ba3b1,Bb1d2,Bd2b3][%mdl 32]} Rb8 $1 37. Nb1 Nd7 38. Nbd2 d4 39. Rc1 dxc3 40. Qxc3 Rb6 41. Nb3 $1 Nxb4 {Threatens to win with ...Na2.} 42. Qxc7 {Black must now prevent Qd8+.} Kh7 43. d4 Qxc7 44. Rxc7 Nf6 45. Nc5 Na6 $2 (45... exd4 $14 46. Nxd4 Na6 47. Nxa6 Rxa6) 46. Rc8 $1 $18 ({Inferior is} 46. Ra7 Nxc5 47. dxc5 Rc6 $11) 46... Nxc5 47. dxc5 {[%mdl 4096] Endgame KRN-KRN} Ra6 48. Nxe5 Nxe4 49. c6 {c7 is the strong threat.} Ra2 50. Kf3 Ng5+ $2 (50... Nf6 {is a better chance.} 51. Rb8 Nd5 52. Rxb5 Ra3+ 53. Kg2 Ra2) 51. Ke3 $1 Nxh3 52. Rb8 Rc2 53. f4 h5 54. Rxb5 Nf2 55. Kd4 Rd2+ 56. Kc5 Ne4+ 57. Kb6 Rc2 58. c7 Nd6 59. Rb3 Ne8 $2 (59... Rc1 60. Nd3 Rc2) 60. Nc6 {White is clearly winning.} Nxc7 61. Kxc7 {KRN-KR} Rc4 62. Kd6 h4 63. Ne5 Rd4+ 64. Ke7 (64. Kxe6 $142 hxg3 65. f5) 64... hxg3 65. Rxg3 {Intending Rh3+ and mate.} Rxf4 {[#]} 66. Rh3+ $1 Kg8 {[#]} 67. Ng6 $1 {[%csl Gg6][%cal Rh3h8]} Rf7+ 68. Ke8 {Precision: White = 46%, Black = 52%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.10"]
[Round "8"]
[White "Nepomniachtchi, Ian"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2751"]
[BlackElo "2822"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,63,21,17,0,12,12,3,6,12,35,15,6,5,7,1,-2,22,26,25,11,15,7,11,6,27,27,29,39,82,23,20,20,23,23,20,20,20,20,30,35,42,42,42,42,42,42,42,42,42,42,72,0]} 1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. g3 g6 5. d4 exd4 6. Nxd4 Bg7 7. Bg2 O-O {LiveBook: 95 Games} 8. Bf4 {A29: English Opening: Four Knights Variation with 4 g3} (8. O-O Re8 9. e3 Rb8 10. b3 Nxd4 11. exd4 d6 12. Bf4 Bf5 13. Qd2 Ne4 14. Nxe4 Bxe4 15. Rae1 Bxg2 16. Kxg2 Qd7 {½-½ (41) Delchev,A (2598)-Howell,D (2705) Skopje 2015}) 8... Nh5 9. Nxc6 dxc6 $146 ({Predecessor:} 9... bxc6 10. Be3 Qe7 11. Rc1 Bb7 12. O-O a5 13. c5 Bc8 14. Qa4 Bh8 15. b4 Bb7 16. bxa5 {1-0 (55) Boehme,S (2309)-Szabo,V (2333) LSS email 2012}) 10. Qxd8 {The position is equal.} Rxd8 11. Bxc7 Rd4 12. c5 Rc4 13. O-O Rxc5 14. Rfc1 Nf6 15. Bd6 Rh5 16. Rd1 Be6 17. Bf3 Ra5 18. Rd2 h6 19. Rad1 Ra6 20. e4 Bg4 {[#]} 21. Bxg4 (21. Be2 $1 $16 {Threatens to win with f3.} Bxe2 22. Rxe2) 21... Nxg4 $11 22. Kg2 Ne5 23. b3 {[%cal Bb2b3,Bb3c4][%mdl 32]} Nc4 24. bxc4 Bxc3 25. Rc2 Bg7 26. c5 $36 {[%mdl 2048] White has the initiative.} Re8 {[#]} 27. e5 $1 {[%mdl 512]} b5 ({Don't go for} 27... Bxe5 $2 28. Re1 $18) 28. cxb6 axb6 29. Rxc6 {Black must now prevent a3.} Rxa2 30. Re1 b5 31. Rb6 Rd2 32. Rxb5 {Precision: White = 63%, Black = 61%.} (32. Re3 $16) 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.11"]
[Round "9"]
[White "Carlsen, Magnus"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2822"]
[BlackElo "2799"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,103,22,21,18,13,14,0,17,8,17,4,41,36,51,55,65,64,52,86,130,127,148,140,123,130,242,230,237,237,261,243,279,256,245,268,263,147,141,135,490,355,354,354,356,361,361,361,600,600,600,562,481,354,316,317,296,253,282,275,294,294,294,294,294,294,294,294,294,294,294,288,291,256,288,0,277,277,837,773,12840,12836]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 b4 9. a5 d6 10. d3 Be6 11. Bxe6 {C88: Closed Ruy Lopez: Anti-Marshall Systems} fxe6 12. Nbd2 Rb8 13. c3 {LiveBook: 4 Games. The position is equal.} Qe8 {[#]} 14. Nc4 $146 ({Predecessor:} 14. d4 bxc3 15. bxc3 exd4 16. cxd4 Rb5 17. Nc4 Qg6 18. Qe2 Nd7 {½-½ (42) Topalov,V (2741)-Adams,M (2761) Shamkir 2017}) 14... Qg6 15. h3 Nd7 16. Be3 d5 17. Ncd2 bxc3 18. bxc3 Nc5 19. Bxc5 Bxc5 20. Qa4 Rb2 21. Rf1 ({But not} 21. d4 exd4 22. Qxc6 dxc3 $15) 21... Na7 22. Nxe5 Qh6 23. Ndf3 Nb5 {[#]} 24. Rae1 $1 Nxc3 (24... Bd6 $16 {might work better.}) 25. Qc6 $1 $18 {[%csl LRa6,LRc5,LRc7]} Bb4 26. Kh1 dxe4 27. dxe4 Ne2 28. Rb1 Rxb1 29. Rxb1 Bd6 30. Qxa6 (30. Ng4 $18 Qg6 31. Nfe5 (31. Qxa6 Nf4 $11)) 30... Nf4 $16 31. Qb5 c5 $2 {[%mdl 8192]} (31... Bxe5 $16 {is a better chance.} 32. Nxe5 Qg5) 32. a6 Bxe5 33. Nxe5 Qg5 {[%csl Gf4][%cal Rg5g2] [#]} 34. Ng4 h5 35. Ne3 Nxg2 $2 (35... Kh7 36. a7 Nxg2) 36. Nxg2 $18 Rxf2 {[%csl Gf2][%cal Rg5g2]} 37. Rg1 Kh7 {( -> ...Qg3)} 38. Qd3 Qe5 39. Qe3 Ra2 40. Qf4 Qc3 41. Ne3 Qf6 42. Qxf6 gxf6 {[%mdl 4096] Endgame KRN-KR} 43. Rc1 Rxa6 44. Kg2 ({Less strong is} 44. Rxc5 Ra3 $16) 44... Ra2+ 45. Rc2 Ra5 46. Kf3 Kg6 47. h4 Rb5 48. Ra2 Rb1 49. Rc2 Rb5 $1 50. Rc3 f5 $2 (50... Kf7 51. Ng2 Rb4 52. Rxc5 Rb3+ 53. Ne3 Kg6) 51. exf5+ exf5 52. Rd3 {Precision: White = 87%, Black = 48%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.11"]
[Round "9"]
[White "So, Wesley"]
[Black "Anand, Viswanathan"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2810"]
[BlackElo "2783"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,66,0,0,0,4,0,0,0,0,0,0,0,55,74,71,66,69,21,60,0,0,0,0,0,0,0,0,0,0,-22,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 {E36: Nimzo-Indian: Classical: 4...d5 5 a3} Ba6 10. Qa4 h6 (10... Qd7 11. Qc2 c5 12. dxc5 Rc8 13. Bxf6 gxf6 14. Rd1 Qe7 15. Qe4 Qxc5 16. e3 Bxf1 17. Kxf1 {½-½ (46) So,W (2770)-Nakamura,H (2787) Bilbao 2016}) 11. Bh4 c5 12. dxc5 bxc5 13. Rc1 Qb6 {LiveBook: 4 Games} 14. Bxf6 gxf6 15. Rc2 c4 {[#] aiming for ...Nc6.} 16. e3 Bb5 $1 {[%cal Rb5a4] [#]} 17. Qb4 $146 Rc8 18. Be2 Nd7 (18... Na6 $11 19. Qc3 Nc5) 19. O-O $14 Rab8 20. Rfc1 a5 21. Qc3 Kg7 22. Qd4 ({White should play} 22. Qe1 $14) 22... Qxd4 $11 {The position is equal.} 23. Nxd4 Ba6 24. Kf1 Ne5 25. Ke1 f5 26. Nf3 Nxf3+ 27. gxf3 (27. Bxf3 {looks sharper.} Rb3 28. g3 Rcb8 29. Be2 Kf6 30. Rd2) 27... Rb3 28. Bxc4 Rxc4 29. Rxc4 Bxc4 30. Rxc4 Rxb2 {KR-KR} 31. Rc5 Rb1+ 32. Ke2 Rh1 33. Rxa5 Rxh2 {Precision: White = 86%, Black = 73%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.11"]
[Round "9"]
[White "Nakamura, Hikaru"]
[Black "Karjakin, Sergey"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2792"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,68,6,25,22,4,0,0,-6,16,34,54,13,31,35,30,27,45,39,27,32,48,29,17,0,14,0,0,0,21,11,29,8,0,0,27,30,31,13,12,26,29,5,5,5,5,5,5,1,8,7,8,6,8,0,0,0,0]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Bc5 {A29: English Opening: Four Knights Variation with 4 g3} (6... Nb6 7. O-O Be7 8. a3 a5 9. d3 O-O 10. Be3 Be6 11. Rc1 a4 12. Nd2 f5 13. Bxb6 cxb6 14. Nxa4 Bg5 15. Nc3 e4 16. Rb1 Ne5 17. Nb3 Ng4 18. Qc2 Be3 19. dxe4 {1-0 (36) Nepomniachtchi,I (2742)-Aronian,L (2809) Geneve 2017}) 7. O-O O-O {LiveBook: 3 Games} 8. Nxd5 Qxd5 9. d3 Bb6 10. b4 $146 ({Predecessor:} 10. Qa4 Bd7 11. Qh4 Qd6 {0-1 (53) Passos Coutinho,E (1764)-Deste,D (1915) Cuiaba 2015}) 10... e4 11. Ng5 {[%cal Bf3g5,Bg5e4,Be4c3,Bc3d5][%mdl 32]} Qd4 12. Be3 Qxb4 13. Nxe4 Bg4 14. h3 Bh5 15. Rb1 Qe7 16. Qd2 Rad8 17. Nc3 f6 18. Nd5 Qd7 19. Rfc1 (19. Rfd1 {is interesting.} Ba5 20. Qc2 Bf7 21. Nc3 b6 22. Nb5) 19... Bf7 20. Bxb6 axb6 21. Nb4 {[%cal Rb4c6]} Nd4 22. Nc2 {[#] Strongly threatening Nxd4.} Nc6 23. Nb4 {[%cal Rb4c6]} Nd4 24. e3 Nf5 25. d4 c5 26. Nc2 cxd4 27. Nxd4 (27. Rd1 {seems wilder.} Qa4 28. Nxd4 Nxd4 29. exd4 Rd6 30. d5) 27... Nxd4 {The position is equal.} 28. exd4 Qxd4 29. Qxd4 Rxd4 30. Rxb6 Bxa2 31. Rxb7 Rdd8 32. Ra7 Be6 33. Re7 (33. Re1 $5 {[%cal Re1e6]} Rd6 34. Kh2 $11) 33... Rfe8 34. Rxe8+ (34. Rb7 $5 {[%cal Rc1c7]}) 34... Rxe8 {Precision: White = 61%, Black = 59%.} 1/2-1/2

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.11"]
[Round "9"]
[White "Vachier-Lagrave, Maxime"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2789"]
[BlackElo "2751"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,103,0,13,0,26,29,39,28,54,43,65,64,64,54,39,51,41,42,55,53,65,69,66,68,63,64,71,73,72,73,90,55,86,74,80,89,98,101,105,96,98,92,105,100,108,104,102,80,92,77,110,122,120,106,95,99,112,114,124,114,134,120,133,117,347,354,325,333,355,364,354,341,518,518,910,891,763,426,364,414,811,754,1036,1002,1007,626,629,624]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Bg5 Nbd7 9. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] B92: Sicilian Najdorf: 6 Be2} O-O {LiveBook: 4 Games} 10. Nd2 Nc5 (10... d5 $5) 11. Bxf6 {White has an edge.} Bxf6 12. Nc4 Be7 13. a5 $146 ({Predecessor:} 13. O-O Be6 14. a5 Rc8 15. Nb6 Rc6 16. b4 Nd7 {1-0 (34) Carlsen,M (2832)-Nepomniachtchi,I (2732) Leuven 2017}) 13... Rb8 14. Nb6 Nd7 15. Ncd5 Nxb6 16. Nxb6 Be6 17. Bc4 Qc7 18. Qd3 Bd8 19. c3 Qc6 20. Bd5 Qe8 21. Bxe6 Qxe6 22. Nd5 f5 23. O-O Rc8 24. Rfd1 fxe4 25. Qxe4 Qf5 26. Qe2 Kh8 27. c4 Bh4 {[%cal Rf5f2]} 28. g3 {And now Nb6 would win.} Bg5 29. Ra3 Rce8 30. h4 Bd8 31. b4 Qg6 32. h5 Qf5 33. Ne3 Qe6 34. Rad3 Be7 35. Nd5 $36 {[%mdl 2048] Black is under strong pressure.} Bd8 36. Rf3 Rxf3 37. Qxf3 Kg8 38. Kg2 e4 39. Qe2 Qe5 40. Ne3 Bg5 $2 {[#]} (40... Qe6 $16) 41. Rd5 $1 $18 {[%cal Rd5e5]} Qf6 42. Nf5 Re6 43. c5 dxc5 {[#]} 44. Qc4 $1 ({Less strong is} 44. Rxc5 g6 $16) ({Weaker is} 44. bxc5 h6 $16) 44... Qf7 (44... Kh8 $142 45. Rxc5 Re8) 45. Rxc5 {Rc8+ would kill now.} h6 (45... Rc6 $142 46. Rxc6 bxc6 47. Qxe4 h6) 46. Rc8+ Kh7 47. g4 Re7 48. Qd4 Re6 (48... Rd7 $142 49. Qxe4 Qd5 50. Qxd5 Rxd5) 49. Qd5 {White is clearly winning.} g6 50. hxg6+ Kxg6 51. Rf8 Qxf8 52. Qxe6+ {Precision: White = 85%, Black = 57%.} 1-0

[Event "5th Sinquefield Cup 2017 GCT"]
[Site "Saint Louis"]
[Date "2017.08.11"]
[Round "9"]
[White "Svidler, Peter"]
[Black "Caruana, Fabiano"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2751"]
[BlackElo "2807"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2017.??.??"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,87,20,13,20,13,8,8,8,14,12,20,12,16,8,16,11,28,10,52,57,161,27,28,21,56,45,49,31,65,59,62,78,65,42,66,59,82,54,135,126,154,154,133,143,191,193,205,207,249,247,248,207,212,219,187,164,202,187,216,206,203,201,420,408,450,393,440,406,524,437,431,431,557,542]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 Qb6 6. Nb3 {A20: English Opening: 1...e5} a5 7. d3 a4 8. N3d2 d5 {LiveBook: 3 Games} 9. cxd5 (9. dxe4 dxe4 10. e3 Bg4 11. Qc2 Nbd7 12. Nc3 Bb4 13. Ndxe4 Nxe4 14. Qxe4+ {0-1 (35) Topalov,V (2749)-Caruana,F (2808) Paris 2017}) 9... exd3 10. O-O {next Nc4 is good for White.} cxd5 11. exd3 Be7 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Be6 12. Nc3 Qa5 13. Nf3 {½-½ (69) Lenderman,A (2593)-Karavade,E (2421) Douglas 2016}) 12. Nc3 {[%cal Bb1c3,Bc3e2,Be2f4][%mdl 32]} Qa5 13. Re1 Nc6 14. b4 axb3 $1 15. Bb2 Qd8 16. Qxb3 {[%cal Rc3d5]} Be6 17. Ne2 ({Much weaker is} 17. Qxb7 Nb4 $11) 17... Bb4 (17... O-O $14) 18. Red1 (18. Nf4 $1 $18 {[%cal Rf4e6]} O-O 19. Rxe6 fxe6 20. Nxe6) 18... O-O $11 19. Nf4 Bc5 20. Nf3 Bg4 21. Rac1 (21. Rdc1 $5 {[%cal Rc1c5]} Qd6 22. a4 $14) 21... Bxf3 22. Bxf3 Nd4 23. Bxd4 $1 Bxd4 24. Rc2 {[%cal Rf4d5]} b6 25. Bxd5 Ra7 26. Bf3 Re8 (26... Nd7 $1 $14) 27. Ne2 $16 h5 28. Nxd4 Qxd4 29. Rc4 Qe5 30. a4 Qa5 31. Kg2 Rd8 32. d4 Nd5 33. Rdc1 g6 34. Rc8 Rad7 35. Qc4 Kg7 {[#]} 36. Rxd8 $1 Rxd8 {[#]} 37. Rb1 $1 {[%cal Rb1b5] Hoping for Rb5.} Nf6 {[#]} 38. d5 $1 {[%cal Bd4d5,Bd5d6][%mdl 544]} Ra8 $2 (38... Qd2 39. Rd1 (39. Rxb6 Nxd5 40. Rb3 h4 $16) 39... Qb2) (38... Nxd5 39. Qd4+) 39. d6 $18 Ra7 40. Rd1 Nd7 41. Bc6 Qc5 42. Qd4+ {White is clearly winning.} Qxd4 43. Rxd4 Kf6 44. Re4 {Precision: White = 79%, Black = 50%.} 1-0

