[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.1"]
[White "Giri, Anish"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2787"]
[BlackElo "2690"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,44,49,48,60,48,57,47,55,35,66,31,21,15,38,0,0,0,0,0,0,0,0,0,0,-17,-8,-25,-18,-41,0,-83,-64,-147,-72,-94,-90,-157,-92,-95,-58,-61,-61,-62,-61,-64,-56,-111,-104,-155,-53,-60,-53,-62,-53,-62,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 e5 5. Nxe5 O-O 6. Nf3 {A16: English Opening: 1...Nf6 with ...d5} Re8 $1 7. d3 d5 $1 {[%cal Rd5e4]} 8. cxd5 {White is slightly better.} Nxd5 9. Bd2 $146 ({Predecessor:} 9. Nxd5 Qxd5 10. Be2 Qd6 11. O-O c5 12. Qc2 Nc6 {1-0 (49) Aronian,L (2784)-Grischuk,A (2752) chess.com INT 2016}) 9... Bg4 10. Qb3 Nxc3 11. bxc3 Na6 12. Be2 ({Don't play} 12. Qxb7 Nc5 $15) 12... Nc5 13. Qc2 Bxf3 14. gxf3 Qh4 15. d4 Ne6 16. Qc1 c6 17. a4 Qh3 18. Rb1 b6 19. Be3 Rac8 {[%mdl 1024] Black has compensation.} 20. Qd2 (20. Rg1 $11) 20... f5 $1 $17 21. Qd3 {[#]} (21. Rf1 $15) 21... Kh8 (21... c5 $142 $1 22. e5 f4) 22. e5 c5 23. d5 ({Better is} 23. f4) 23... f4 ({Black should try} 23... c4 24. Qc2 f4 25. dxe6 fxe3) 24. dxe6 Rcd8 25. Qe4 $1 ({Don't go for} 25. Bd4 $2 cxd4 26. cxd4 Bxe5 $19) 25... fxe3 26. fxe3 Rxe6 {White must now prevent ...Qg2.} 27. Rd1 Rde8 28. Bf1 ({White should play} 28. Qg4 $15 Qxg4 29. fxg4) 28... Qh6 29. Qf4 {[#]} g5 ({But not} 29... Rxe5 $6 30. Qxh6 Bxh6 31. e4 $11) (29... Qh5 $1 $17 30. Bb5 Rf8) 30. Qg4 $1 $15 Bxe5 {...Bf4 is the strong threat.} 31. Bb5 Rf8 32. Rd7 Bf4 (32... Bxc3+ $15 33. Kf2 Rd6 34. Rxd6 Qxd6) 33. Bd3 $11 {The position is equal.} Rxe3+ 34. Kf2 Rfe8 {aiming for ...Re1!} 35. h4 R3e7 $1 36. Rxe7 Rxe7 {Accuracy: White = 56%, Black = 65%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Mamedyarov, Shakhriyar"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2781"]
[BlackElo "2724"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,91,12,14,0,0,0,21,39,58,10,26,16,20,11,27,18,12,12,14,8,16,22,15,10,21,20,20,22,35,32,40,20,20,15,15,14,52,52,60,60,60,60,60,8,60,62,62,62,62,62,69,58,60,57,57,50,46,0,49,20,34,21,33,33,33,33,33,33,33,33,33,33,33,33,33,0,20,20,21,8,27,29]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. d4 {A28: English Opening: Four Knights Variation} exd4 8. Nxd4 Nxd4 9. Qxd4 {The position is equal.} c5 10. Qh4 d5 11. f3 $146 ({Predecessor:} 11. Bd2 dxc4 12. Bxc4 Ne4 {½-½ (12) Stocek,J (2567)-Motylev,A (2642) Dresden 2007}) 11... O-O 12. cxd5 Nxd5 13. Qxe7 Nxe7 14. Bc4 Nc6 15. b3 Re8 16. Kf2 Be6 17. Bb5 Red8 18. Bxc6 bxc6 19. e4 c4 20. bxc4 Rab8 21. Be3 Rb2+ 22. Kg3 h5 23. h4 Bxc4 24. Rhc1 Rxa2 25. Rxa2 Bxa2 26. Rxc6 $14 {[%mdl 4096] Endgame KRB-KRB} Ra8 27. Rc5 (27. Ra6 $1 $14 Be6 28. Kf4 (28. Rxa7 Rxa7 29. Bxa7 f6 $14)) 27... g6 (27... a5 $11) 28. Ra5 Be6 29. Bxa7 f6 30. Kf4 Kf7 31. Ra6 Bd7 32. Ke3 Be6 33. Kd4 Rd8+ 34. Ke3 Ra8 35. f4 Bd7 36. Ra5 Be6 37. Kd4 Rd8+ 38. Kc3 Ra8 39. g3 Bd7 40. Kd4 Be6 41. Ke3 Bd7 42. Ra6 Bb5 43. Ra5 Bc6 44. e5 Bb7 45. Kd4 Ke6 46. exf6 {Accuracy: White = 53%, Black = 64%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Grischuk, Alexander"]
[Black "Karjakin, Sergey"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2772"]
[BlackElo "2752"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,103,23,10,34,30,16,6,22,22,11,11,15,10,10,8,11,12,16,8,12,0,15,5,10,12,26,28,41,12,25,0,6,0,20,0,23,22,21,18,35,35,58,56,64,81,93,81,110,109,83,45,109,110,130,92,116,101,173,175,233,242,232,241,225,225,327,322,369,340,537,519,528,182,183,0,490,516,488,312,418,407,414,416,430,405,330,289,1540,1527,1071,1015,29990,29991]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 O-O {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 8. e3 Bf5 9. Be2 Nbd7 {The position is equal.} 10. Qb3 Bxc3+ 11. Qxc3 c6 12. Nd2 Ne4 13. Bxd8 Nxc3 14. bxc3 {aiming for Bh4.} Rfxd8 {[#]} 15. a4 $146 ({Predecessor:} 15. f3) 15... c5 16. Nf1 Rac8 17. Ng3 Bh7 18. Kd2 Rc7 19. a5 Kf8 20. h4 Nf6 21. Bf3 Ke7 22. h5 Kd6 23. Ra3 cxd4 24. exd4 Re8 25. Nf1 Be4 26. Ne3 Bxf3 27. Nf5+ Kc6 28. gxf3 Rg8 29. Raa1 Kd7 30. Rag1 Rgc8 31. Rc1 Rg8 (31... Ne8 $14) 32. Rce1 $16 b6 33. a6 b5 34. Re5 Rb8 {[#]} (34... Rgc8 $16) 35. Rg1 $1 $18 Nxh5 (35... b4 $142) 36. Rxd5+ Ke6 37. Re5+ Kd7 38. Nxg7 Nxg7 (38... Nf6 $142 39. Nf5 b4) 39. Rxg7 {[%mdl 4096] Endgame KRR-KRR} Kd6 {[#]} 40. Rh7 $1 b4 (40... f6 $142 41. Rxh6 Rf7) 41. Rxh6+ Kd7 42. Rd5+ $2 (42. cxb4 {Threatens to win with b5.} Rxb4 43. Rf5) 42... Ke7 43. Re5+ $2 (43. cxb4 Rxb4 44. Ke3) 43... Kd7 44. cxb4 Rxb4 45. Ke3 Rc3+ 46. Ke4 Rcc4 47. Rd5+ Ke7 48. f4 Rc2 49. f3 Ra4 $2 (49... Re2+ 50. Kd3 Ra2) 50. f5 Re2+ 51. Kf4 Rea2 52. Rhd6 {Accuracy: White = 62%, Black = 42%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Aronian, Levon"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2762"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,71,18,13,9,10,14,9,43,50,49,20,36,41,11,20,10,10,0,8,13,-8,-4,0,-8,-8,-8,-8,-5,-2,-8,-4,-8,-50,-41,-64,-50,-42,-40,-41,-36,-43,-44,-42,-41,-44,-41,-41,-43,-47,-45,-50,-45,-47,-40,-30,-30,-30,-35,-32,-27,-27,-31,-54]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nb6 6. e3 Nc6 {A22: English Opening: 1...e5 2 Nc3 Nf6} 7. Nge2 Qd3 8. f4 Bb4 $146 {The position is equal.} ({Predecessor:} 8... f6 9. Be4 Qa6 10. fxe5 fxe5 11. Ng1 Nd7 12. Nd5 Bd6 13. Qh5+ Kd8 14. Nf3 {1-0 (85) Mamedyarov,S (2748)-Ganguly,S (2648) Doha 2015}) 9. fxe5 Nxe5 10. Nf4 Qa6 11. Qc2 O-O 12. d4 Ng4 13. Nd3 Bxc3+ $1 14. Qxc3 Na4 15. Qb3 $132 {[%mdl 2048] White is fighting back} c5 $1 16. dxc5 Bf5 17. Nb4 $1 {[%cal Rb4a6]} Qa5 18. O-O Nxc5 19. Qc4 $1 Ne5 20. Qd4 Bd3 21. Rd1 {[#] aiming for Bd2.} Be2 22. Qxe5 Rae8 23. Qf5 {And now Rd4 would win.} Qxb4 24. Bd2 Qb6 25. Rdc1 Nd3 26. Rc2 Rxe3 27. Qa5 Qxa5 28. Bxa5 b6 29. Bd2 Re7 30. a4 h6 31. a5 bxa5 32. Bxa5 Rb8 33. Bc3 Bh5 34. Bf1 Bg6 35. Rd2 Nc5 {Threatens to win with ...Nb3.} 36. Rdd1 {Accuracy: White = 78%, Black = 84%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Nakamura, Hikaru"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2761"]
[BlackElo "2759"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,27,21,6,15,11,34,29,26,27,29,1]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 {[%cal Bb1c3,Bc3d1,Bd1e3][%mdl 32]} Be7 5. g3 O-O 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+ 9. Nxd1 Bxc5 10. O-O Nd5 {E06: Closed Catalan: Early deviations} (10... Nc6 11. Bxc6 bxc6 12. Be3 Bb6 13. Bxb6 axb6 14. Nc3 Bd7 15. Rfd1 Rfd8 16. Nxc4 b5 17. Ne5 Be8 18. Rxd8 Rxd8 {1-0 (64) Giri,A (2797)-Jakovenko,D (2719) Shenzhen 2019}) 11. Ne3 Nc6 12. N3xc4 Nxe5 13. Nxe5 Bd4 $146 ({Predecessor:} 13... f6 14. Nd3 Bd6 15. Rd1 {1-0 (45) Cabrera Moreno,D (2170)-Ainsa Claver,I (1950) Aragon 2007}) 14. Nd3 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.2"]
[White "Radjabov, Teimour"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2759"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,23,31,10,28,6,12,5,6,10,4,6,-2]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. c4 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 b5 8. a4 {E05: Open Catalan: 5 Nf3 Be7} b4 9. Nbd2 {The position is equal.} (9. Nfd2 c6 10. Nxc4 Qxd4 11. Rd1 Qc5 12. b3 Ba6 13. Nbd2 Nbd7 14. Bb2 Rad8 15. e3 Qh5 {0-1 (38) Maghsoodloo,P (2688)-Nakamura,H (2746) St Petersburg 2018}) 9... Bb7 10. Nxc4 c5 11. dxc5 Be4 12. Qd1 {Predecessor:} Na6 $146 13. Nd6 Bd5 14. Be3 Nd7 15. Rc1 Naxc5 16. Rxc5 Bxd6 17. Rxd5 exd5 18. Qxd5 {0-1 (62) Korpa,B (2497)-Aravindh,C (2593) Biel 2017} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "So, Wesley"]
[Black "Duda, Jan-Krzysztof"]
[Result "1-0"]
[ECO "B78"]
[WhiteElo "2754"]
[BlackElo "2728"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,109,77,85,79,76,87,79,68,85,77,85,64,91,89,97,90,102,92,96,97,80,85,86,80,61,74,68,78,77,80,68,70,132,143,266,263,267,266,272,288,327,325,329,307,485,117,482,456,527,520,501,539,595,566,525,404,686,674,613,650,975,975,981,948,827,614,5887,4914,29963,29966,29964,5085,2458,1863,29967,29967,29962,29961,8968,4631,29981,29979,29989,29988]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Bd7 10. O-O-O Ne5 ({Predecessor:} 10... Rc8 11. Bb3 {½-½ (108) Alboredo,J (2158)-Coppola,C (2223) Foz do Iguacu 2018}) 11. Bb3 Rc8 12. Kb1 Nc4 13. Bxc4 Rxc4 14. g4 b5 15. b3 $146 {B78: Sicilian Dragon: Yugoslav Attack, 9 Bc4 Bd7 10 0-0-0 Rc8} (15. Ncxb5 Qb8 16. Na3 Ra4 17. Nb3 Bxg4 18. fxg4 Rxa3 19. bxa3 Nxe4 20. Qd3 Nc3+ 21. Kc1 Rc8 22. Rdf1 d5 {1-0 (40) Forcen Esteban,D (2567)-Baldauf,M (2485) chess.com INT 2019}) 15... b4 16. bxc4 bxc3 17. Qxc3 {White is better.} Qc7 18. g5 Nh5 19. Ka1 Rc8 20. Rb1 {[%cal Bd1b1,Bb1b2,Bb2b7][%mdl 32]} Be6 21. Rb2 Bxc4 22. Rhb1 d5 23. exd5 Nf4 24. Rb7 Qe5 {[#]} 25. R1b4 $1 {And now d6 would win.} Nxd5 26. Rxc4 Rf8 27. Rc5 $1 {Black must now prevent Qd3.} Nxc3 28. Rxe5 Bxe5 29. Nc6 $1 {[%cal Rc6e5]} ({But not} 29. Rxe7 f6 $11) 29... Bg7 (29... Nd5+ $14 30. Nxe5 Nxe3) 30. Bxa7 $16 ({Reject} 30. Nxe7+ $6 Kh8 $11) 30... e5 (30... Nb5+ $16 {keeps fighting.} 31. Kb1 Nxa7 32. Rxa7 (32. Nxe7+ Kh8 $16) 32... e6) 31. Kb2 $18 e4 32. fxe4 Nxe4+ {[#]} 33. Kb3 $1 Re8 34. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Re6 35. Nd4 Ra6 (35... Re5 {was necessary.} 36. Rb8+ Bf8) 36. Rb8+ Bf8 37. Bb6 Kg7 38. a5 Bd6 39. Re8 f5 40. gxf6+ Nxf6 41. Rd8 Bxh2 (41... Be7 $142 42. Rb8 Nd7) 42. Ne6+ Kf7 43. Nc5 Rxb6+ 44. axb6 {[%mdl 4096] Endgame KRN-KBN} h5 45. b7 h4 46. Rd2 Bc7 47. Rf2 {Played: Nc5-e4} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Svidler, Peter"]
[Black "Vitiugov, Nikita"]
[Result "1-0"]
[ECO "C80"]
[WhiteElo "2739"]
[BlackElo "2734"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,91,32,31,22,31,25,23,23,30,18,34,20,23,0,24,27,19,19,25,18,22,25,27,40,36,36,41,37,31,30,130,127,127,121,120,120,125,73,73,0,124,96,138,132,206,218,220,220,213,192,314,319,316,296,300,286,396,391,758,764,817,808,1862,1847,5056,5056]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3d4][%mdl 32]} Be7 10. c3 O-O 11. Bc2 f5 12. Nb3 Qd7 13. Nfd4 Nxd4 14. Nxd4 c5 15. Ne2 {C83: Open Ruy Lopez: 9 c3 Be7} (15. Nxe6 Qxe6 16. f3 Ng5 17. a4 Rad8 18. axb5 axb5 19. Ra7 Rd7 20. Rxd7 Qxd7 21. f4 Ne4 22. g4 Kh8 23. gxf5 Qxf5 {1-0 (43) Saric,I (2695)-Anand,V (2773) St Petersburg 2018}) 15... Rad8 16. f3 Ng5 17. Be3 {White has an edge.} d4 18. cxd4 cxd4 $146 ({Predecessor:} 18... Bc4 19. Bb3 Ne6 20. Bxc4 bxc4 21. dxc5 Qd3 22. Bf2 Bxc5 {½-½ (30) Weldon,D (2365)-Schwarz,J (2345) ICCF email 2016}) 19. Nxd4 Bc5 {[#] aiming for ...f4.} 20. Bxg5 Bxd4+ 21. Kh1 Rde8 $1 22. Bb3 Bxb3 23. Qxb3+ Qe6 24. f4 Qxb3 25. axb3 Re6 26. Rfd1 Bxb2 27. Ra2 Bc3 28. Rd6 $36 {[%mdl 2048] White has good play.} Rfe8 (28... Rxd6 $11 {remains equal.} 29. exd6 Re8) 29. Raxa6 $16 Rxd6 30. Rxd6 {[%mdl 4096] Endgame KRB-KRB} h6 {[#]} 31. Bd8 $1 Kf7 32. Rd7+ (32. h4 $142) 32... Ke6 33. Rd6+ (33. Rd3 $142) 33... Kf7 34. g3 Re6 {intending ...Rxd6.} 35. Rd5 Ra6 (35... b4 $16 {might work better.} 36. Kg2 Rc6) 36. Rxb5 $18 Ra1+ 37. Kg2 Ra2+ 38. Kh3 Bd2 (38... Re2 $142 39. Rb7+ Kg8) 39. Rb7+ Ke8 40. Bb6 {Threatens to win with Bc5.} ({Less strong is} 40. Rxg7 Kxd8 41. Rf7 Be3 $14) 40... g5 41. fxg5 hxg5 42. Bc5 {Black must now prevent e6.} g4+ $2 (42... Ra6 43. Bd6 Rc6 44. Re7+ Kd8) 43. Kh4 {White is clearly winning.} Bc1 44. Kh5 Rxh2+ 45. Kg6 Rc2 46. Bd6 {Accuracy: White = 84%, Black = 43%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Jakovenko, Dmitry"]
[Black "Wei, Yi"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2708"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,16,16,13,22,23,28,33,29,19,52,27,36,22,33,36,91,77,116,88,96,110,103,100,164,161,184,111,121,115,114,27,27,18,18,28,23,20,41,0,0,-27,-35,-52,-42,-39,-37,-48,-60,-160,-57,-231,-232,-615,-547]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 Bc5 6. c3 b5 7. Bb3 d6 8. Bg5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} h6 9. Bh4 Bd7 $146 ({Predecessor:} 9... O-O 10. Nbd2 Be6 11. O-O Bb6 12. Re1 Bxb3 13. Nxb3 Nb8 14. d4 Nbd7 15. a4 Re8 {½-½ (67) Carlsen,M (2842)-Mamedyarov,S (2801) Biel 2018}) 10. O-O {White has an edge.} Bb6 11. a4 Rb8 12. axb5 axb5 13. Na3 g5 14. Bg3 Ne7 ({Black should play} 14... Na5 $14) 15. d4 $1 $16 {[%cal Rd4e5]} exd4 16. e5 ({But not} 16. Nxd4 Bxd4 17. Qxd4 Nc6 $14) 16... dxe5 17. Nxe5 O-O 18. cxd4 Nf5 {[#]} (18... Rc8 $16) 19. Nc2 $1 $18 Kg7 20. Qf3 (20. Qd3 $18) 20... Nxd4 21. Nxd4 Bxd4 22. Rad1 (22. h4 $16) 22... c5 $1 $11 23. Nxd7 Qxd7 24. Bxb8 Rxb8 25. Bc2 Qd5 26. Qg3 Re8 27. b3 Nh5 28. Qg4 Nf4 $36 {[%mdl 2048] White is under pressure.} 29. h4 Re2 30. hxg5 hxg5 31. Bd3 {[#]} (31. Bf5 $1 $15 Re5 32. Bd7 (32. Qxg5+ Ng6 $17)) 31... Rb2 (31... Re6 $1 $17 32. Bxb5 Rh6) 32. Bxb5 $2 (32. Bf5 $15 Kf6 33. Bh7) 32... Rxb3 $19 33. Ba6 $2 (33. Bc4 Qxc4 34. Qxg5+ Ng6 35. Rc1) 33... Kg6 {Accuracy: White = 43%, Black = 51%.} 0-1

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.18"]
[Round "1.2"]
[White "Dubov, Daniil"]
[Black "Giri, Anish"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2690"]
[BlackElo "2787"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,72,1,6,8,6,12,1,4,10,11,15,61,48,52,41,122,101,39,47,115,131,81,9,14,-25,44,17,16,0,16,14,293,299,285,284,327,340,483,467,452,434,474,468,466,422,735,710,831,770,960,952,979,901,887,843,2137,2112,29992,29993,29997]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Bg5 dxc4 5. e4 b5 6. a4 c6 7. Nc3 b4 8. Nb1 Ba6 {D44: Semi-Slav: Botvinnik System} 9. e5 h6 10. Bxf6 gxf6 {The position is equal.} 11. exf6 c5 $146 ({Predecessor:} 11... Qxf6 12. Nbd2 c3 13. bxc3 bxc3 14. Ne4 Qf4 15. Bd3 Bb4 16. O-O {1-0 (49) Riazantsev,A (2649)-Hovhannisyan,R (2637) St Petersburg 2018}) 12. Nbd2 c3 13. bxc3 bxc3 14. Ne4 cxd4 (14... Bxf1 $14 15. Kxf1 Nd7) 15. Bb5+ $1 $16 Bxb5 16. axb5 Qd5 ({Black should try} 16... d3 $14) 17. Qxd4 {[%mdl 64] Double Attack} Qxb5 18. Nxc3 (18. Qxc3 $6 Nc6 $11) (18. Ne5 $1 $16 {Nd6+ is the strong threat.} Qb4 19. Ra4 Qxd4 20. Rxd4) 18... Bb4 $11 {And now ...Nc6 would win.} 19. O-O-O {[%csl Gd1][%cal Rd4d8]} Qa5 ({Black should play} 19... Qb6 $1 $11 20. Qxb6 axb6) 20. Nb5 (20. Rd3 $5 {[%cal Rh1d1]} Bxc3 21. Rxc3 $11) 20... Na6 $1 21. Qd7+ Kf8 {White must now prevent ...Qa1+.} 22. Kb1 $40 {[%mdl 128] White mounts an attack.} Ba3 $2 {[%mdl 8192]} (22... Bc5 $11 {and Black stays safe.} 23. Rd2 (23. Ne5 Qb4+ 24. Kc1 Qf4+ {[%mdl 64] Double Attack} 25. Qd2 Qxd2+ 26. Rxd2 Kg8 $16) 23... Rb8) 23. Rd3 $1 $18 {[%cal Rd3a3]} ({Worse is} 23. Nxa3 Rb8+ 24. Kc1 (24. Ka2 $2 Nb4+ 25. Kb2 Nd5+ 26. Kc1 Qxa3+ 27. Kd2 Qa5+ 28. Ke2 Nf4+ 29. Ke3 Rb3+ 30. Rd3 Nxg2+ 31. Ke2 Nf4+ {[%mdl 64] Double Attack} 32. Ke3 Rxd3+ $19) 24... Qxa3+ 25. Kd2 Kg8 $11) 23... Qb4+ {[#]} 24. Kc2 $1 {[%mdl 512] Intending Qd8+! and mate.} Qa4+ {[#]} 25. Kd2 $1 {[%mdl 512]} Bb4+ (25... Qf4+ {was called for.} 26. Ke2 Qxf6) 26. Ke2 $1 {Threatening mate with Qd8+!} Kg8 {Strongly threatening ...Nc5.} 27. Ne5 {[%csl Ge5][%cal Rd7f7]} Qc2+ 28. Kf3 {[%csl Ge5][%cal Rd7f7]} Rf8 {intending ...h5.} 29. Rhd1 h5 {[#]} ({Much weaker is} 29... Nc5 30. Qd4 $1 {[%mdl 512]}) (29... Qb2 $142) 30. Qd4 $1 Rh7 31. Qf4 Bc5 32. Nd4 {[%cal Bb5d4,Bd4c6,Bc6e7][%mdl 32]} Qa2 33. R1d2 Qd5+ 34. Ke2 Bb4 {[#]} 35. Ndc6 $1 {[%mdl 576] White threatens Rg3+ and mate. Double Attack, Discovered Attack} Qc5 36. Ne7+ Kh8 {Accuracy: White = 81%, Black = 40%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.19"]
[Round "1.3"]
[White "Nakamura, Hikaru"]
[Black "Radjabov, Teimour"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2761"]
[BlackElo "2759"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,81,5,20,14,17,17,14,13,14,15,28,5,12,10,8,7,10,-14,-8,-16,0,1,-5,-16,-17,-14,-5,-5,0,0,-3,-34,-9,-20,0,0,7,-15,0,0,0,0,0,-11,0,0,0,0,0,0,10,19,54,41,32,40,68,47,87,15,892,749,2809,2609,29979,29980,29980,29981,29992,29993,29994,29995]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4 dxc4 7. e3 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations} c5 8. Bxc4 cxd4 9. Nxd4 {The position is equal.} (9. exd4 Nc6 10. O-O O-O 11. Re1 Nh5 12. Bxe7 Nxe7 13. Qb3 Nf6 14. Rad1 Rb8 15. Ne5 Bd7 16. d5 b5 17. Nxd7 Nxd7 18. dxe6 bxc4 19. Qxc4 Rb7 20. Qe4 {1-0 (20) Korobov,A (2698)-Anand,V (2773) St Petersburg 2018}) 9... O-O 10. O-O Bd7 11. Qe2 Nc6 12. Rfd1 Qb6 13. Nf3 {[#] Strongly threatening Bxf6.} Rfd8 14. e4 Be8 15. e5 {[#]} Nd7 $146 ({Predecessor:} 15... Nh7 16. Bxe7 Nxe7 {1-0 (69) Shabalov,A (2592)-Kaidanov,G (2640) Chicago 2003}) 16. Bxe7 Nxe7 17. Rd6 Qa5 18. Rad1 Nf5 19. R6d2 Nf8 20. Bd3 Bc6 21. Be4 Rxd2 22. Rxd2 Rc8 23. h4 a6 24. h5 b5 25. a3 Bxe4 26. Qxe4 Qb6 27. Kh2 Qa7 28. Qd3 Rc7 29. Ne4 Rd7 30. Nd6 Qb6 31. g4 Nxd6 32. exd6 f6 33. Nh4 Kf7 34. f4 $36 {[%mdl 2048] Black is under pressure.} Ke8 35. f5 (35. b4 $16) 35... e5 $2 {[%mdl 8192] [#]} (35... Qc5 $11) 36. Qd5 $1 $18 Qe3 37. Ng6 Nxg6 38. hxg6 {[%cal Rd5g8] White mates.} Qf4+ 39. Kh3 {[%cal Rd5g8]} Qf1+ 40. Kh4 {[%cal Rd5g8]} Qe1+ 41. Kh5 {Accuracy: White = 61%, Black = 45%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.19"]
[Round "1.3"]
[White "So, Wesley"]
[Black "Duda, Jan-Krzysztof"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2754"]
[BlackElo "2728"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,87,22,14,25,6,6,8,19,16,22,3,14,7,0,1,19,8,8,12,27,13,26,6,24,32,43,24,43,41,35,33,191,141,139,45,44,37,37,24,43,52,27,8,11,8,13,11,11,13,15,0,6,6,6,7,46,38,44,0,648,636,640,614,737,729,838,826,836,833,829,824,822,844,897,889,900,889]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Re1 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 8. Nbd2 (8. h3 h6 9. Nbd2 Be6 10. Bb5 Qb8 11. Bxc6 bxc6 12. d4 exd4 13. cxd4 Bb4 14. a3 Bxd2 15. Nxd2 {½-½ (43) Giri,A (2797)-Ding,L (2809) Shenzhen 2019}) 8... Be6 9. Bb5 Ne7 {The position is equal.} 10. d4 $146 ({Predecessor:} 10. Nf1 c6 11. Ba4 b5 12. Bc2 Ng6 13. d4 Bb6 14. Ng3 {1-0 (52) Sardana,R (2398)-Mosadeghpour,M (2520) Mumbai 2019}) 10... Ba7 11. Nf1 Ng6 12. Ng3 c6 13. Bd3 a4 14. h3 b5 15. Be3 Bb6 16. Qd2 Re8 17. a3 Rb8 18. Rad1 Bc7 19. Bc2 h6 20. Nf5 Bxf5 21. exf5 Nf8 $2 (21... Ne7 $1 $14) 22. dxe5 dxe5 {[#]} 23. Qxd8 (23. Bxh6 $1 $16 {Black must now prevent Qg5!} Qxd2 24. Bxd2) 23... Rbxd8 $14 24. c4 N8d7 25. g4 Rb8 26. cxb5 cxb5 27. Kg2 (27. Bd2 {looks sharper.} e4 28. Nd4 Be5 29. Bc3 Nc5 30. Kf1) 27... Nb6 28. Bxb6 Rxb6 29. Be4 Bd6 30. Re2 Kf8 31. Bc2 e4 32. Nd2 {[%cal Rd2e4]} Be5 33. Rb1 Rc6 34. Bxe4 Bd4 35. Nf3 Bxf2 $2 {[%mdl 8192]} (35... Bb6 $11 36. Bd3 (36. Bxc6 Rxe2 37. Kh1 Rxf2 $15) 36... Rxe2 37. Bxe2 Rc2) 36. Bxc6 $18 {[%mdl 64] [#] Discovered Attack. White is clearly winning.} Rxe2 37. Bxb5 {[%mdl 64] Double Attack} Re3 38. Kxf2 Rb3 39. Bxa4 Ne4+ 40. Kg2 Rb8 41. Bc2 Nd6 42. b4 Rc8 43. Bb3 Rc3 44. a4 {Accuracy: White = 53%, Black = 58%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.3"]
[White "Duda, Jan-Krzysztof"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2728"]
[BlackElo "2754"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,49,45,38,12,8,8,9,24,66,64,40,69,78,75,90,105,78,93,103,79,102,115,107,101,125,118,141,121,189,181,201,201,251,239,452,441,409,287]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d5 7. exd5 Nxd5 8. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (8. Re1 Bg4 9. Nbd2 Nb6 10. h3 Bh5 11. Bb3 Qxd3 12. Nxe5 Bxd1 13. Nxd3 Bxb3 14. axb3 Be7 15. b4 a6 16. Ne4 Nd7 {1-0 (40) Giri,A (2797)-Harikrishna,P (2723) Shenzhen 2019}) 8... a6 9. Re1 Bg4 10. Nbd2 {The position is equal.} Kh8 $146 ({Predecessor:} 10... Ba7 11. h3 Bh5 12. Ne4 f6 13. b4 Nce7 14. Bd2 Kh8 15. Ng3 Bf7 {½-½ (41) Bacrot,E (2678)-Matlakov,M (2683) Bastia 2018}) 11. h3 Bh5 12. Ne4 Ba7 {[#]} 13. Ng3 $1 $36 {[%cal Rg3h5][%mdl 2048] Black is under strong pressure.} Bg6 14. Nxe5 Nxe5 15. Rxe5 Nb6 16. Qf3 c6 17. Bf4 Bb8 18. Ree1 Nxc4 19. dxc4 Qh4 20. Ne2 Ba7 (20... Re8 $16 {keeps fighting.}) 21. Bd6 $18 Rfe8 22. Nf4 Bc2 23. c5 a5 $2 {[#]} (23... f5 24. b4 Qf6) 24. Re2 Bb3 25. Ra3 {Accuracy: White = 66%, Black = 25%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.19"]
[Round "1.4"]
[White "Radjabov, Teimour"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2759"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,22,19,16,11,29,28,30,20,30,39,51,12,7,0,0,0,4,0,11,7,6,0,0,0,46,0,12,-16,-18,-8,0,0,0,0,0,0,0,0,0,0,0,0,0]} 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 d4 {[#] aiming for ...dxe3.} 12. Qc2 Nc6 {White has an edge.} 13. O-O {[#]} dxe3 $146 ({Predecessor:} 13... g6 14. Be4 dxe3 15. Bxe3 Nd4 16. Qc4 Bxd2 17. Bxd4 Re8 18. Rad1 {½-½ (33) Grischuk,A (2766)-Nakamura,H (2777) Saint Louis 2018}) 14. Bxe3 ({Reject} 14. Bxh7+ Kh8 $17) 14... h6 15. Nf3 Bg4 16. Bh7+ Kh8 {[#] And now ...f5 would win.} 17. Be4 Rc8 $1 {[%cal Ba8c8,Bc8c7,Bc7e7,Be7e6][%mdl 32]} 18. Bf5 Bxf5 19. Qxf5 Qa5 20. Qd7 Rc7 21. Qh3 Re8 22. Rad1 Bf8 {The position is equal.} 23. Bf4 Rce7 24. a3 Qb5 25. b4 a5 26. Bd6 Re6 27. Bxf8 Rxf8 28. bxa5 Qxa5 29. Rd7 Rf6 30. Rxb7 Qxa3 {Accuracy: White = 54%, Black = 56%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.4"]
[White "Karjakin, Sergey"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2752"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,27,0,21,4,15,-2,-8,-6,12,13,12,0,0,0,0,1,8,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. e3 Nbd7 {The position is equal.} 6. a4 {D45: Semi-Slav: 5 e3} (6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 axb5 12. exf6 gxf6 13. O-O Qb6 14. Qe2 b4 15. Bf4 h5 16. Rfc1 Bc5 17. a4 bxa3 18. bxa3 Ba6 19. Rab1 Bxd3 20. Qxd3 Rxa3 21. Qxa3 Bxa3 22. Rxb6 Bxc1 {1-0 (45) Navara,D (2739)-Ding,L (2812) Shamkir 2019}) 6... Bd6 7. a5 O-O 8. Be2 e5 9. cxd5 $146 ({Predecessor:} 9. O-O e4 10. Nd2 Nb8 11. f3 Re8 12. fxe4 dxe4 13. b3 Qe7 {1-0 (60) Riazantsev,A (2671)-Potkin,V (2599) Sochi 2015}) 9... cxd5 10. dxe5 Nxe5 11. O-O Bc7 12. Qb3 Nc6 13. a6 bxa6 14. Qa4 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.19"]
[Round "1.4"]
[White "Duda, Jan-Krzysztof"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2728"]
[BlackElo "2754"]
[Annotator "ChessBase"]
[PlyCount "136"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "1500+10"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 3. Bc4 {[%emt 0:00:00]} Bc5 {[%emt 0:00:01]} 4. c3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:02]} 5. d3 {[%emt 0:00:00]} O-O {[%emt 0:00:02]} 6. a4 {[%emt 0:00:01]} d5 {[%emt 0:00:29]} 7. exd5 {[%emt 0:00:02]} Nxd5 {[%emt 0:00:02]} 8. a5 {[%emt 0:00:02]} a6 {[%emt 0:00:14]} 9. Nbd2 {[%emt 0:00:03]} f6 {[%emt 0:01:47]} 10. Ne4 {[%emt 0:01:04]} Ba7 {[%emt 0:00:10]} 11. Qb3 {[%emt 0:01:54]} Nce7 {[%emt 0:00:03]} 12. O-O {[%emt 0:01:26]} Kh8 {[%emt 0:00:07]} 13. h3 {[%emt 0:00:58]} b5 {[%emt 0:03:16]} 14. axb6 {[%emt 0:00:08]} cxb6 {[%emt 0:00:03]} 15. d4 {[%emt 0:01:32]} exd4 {[%emt 0:02:34]} 16. Nxd4 {[%emt 0:00:49]} b5 {[%emt 0:00:03]} 17. Bd3 {[%emt 0:00:33]} b4 {[%emt 0:01:50]} 18. Rd1 {[%emt 0:01:59]} bxc3 {[%emt 0:01:49]} 19. bxc3 {[%emt 0:00:08]} Rb8 {[%emt 0:00:37]} 20. Qa3 {[%emt 0:01:54]} Bxd4 {[%emt 0:03:27]} 21. cxd4 {[%emt 0:00:03]} Nc6 {[%emt 0:00:10]} 22. Bc4 {[%emt 0:01:45]} Ncb4 {[%emt 0:00:36]} 23. Qg3 {[%emt 0:00:11]} Rb6 {[%emt 0:02:31]} 24. Nc5 {[%emt 0:01:38]} Qd6 {[%emt 0:01:31]} 25. Qf3 {[%emt 0:00:22]} Rd8 {[%emt 0:00:29]} 26. Bb3 {[%emt 0:01:39]} Be6 {[%emt 0:01:10]} 27. Re1 {[%emt 0:01:53]} Bg8 {[%emt 0:00:18]} 28. Re4 {[%emt 0:00:11]} a5 {[%emt 0:01:32]} 29. Bd2 {[%emt 0:01:04]} Nc6 {[%emt 0:00:13]} 30. Bxa5 {[%emt 0:00:52]} Ra8 {[%emt 0:00:54]} 31. Bc3 {[%emt 0:00:09]} Rab8 {[%emt 0:00:01]} 32. Bc2 {[%emt 0:02:15]} Ndb4 {[%emt 0:00:44]} 33. Ba4 {[%emt 0:01:58]} Bd5 {[%emt 0:00:43]} 34. Qf4 {[%emt 0:00:20]} Qxf4 {[%emt 0:00:38]} 35. Rxf4 {[%emt 0:00:02]} Ra8 {[%emt 0:00:01]} 36. Re1 {[%emt 0:00:31]} h6 {[%emt 0:00:20]} 37. Rg4 {[%emt 0:00:46]} Na2 {[%emt 0:00:48]} 38. Bd2 {[%emt 0:00:25]} Rb2 {[%emt 0:00:01]} 39. Bxh6 {[%emt 0:00:54]} gxh6 {[%emt 0:00:01]} 40. Bxc6 {[%emt 0:00:02]} Bxc6 {[%emt 0:00:01]} 41. Re6 {[%emt 0:00:05]} h5 {[%emt 0:00:19]} 42. Rg3 {[%emt 0:00:21]} Nc1 {[%emt 0:00:43]} 43. Rxc6 {[%emt 0:01:22]} Ne2+ {[%emt 0:00:01]} 44. Kh2 {[%emt 0:00:01]} Nxg3 {[%emt 0:00:02]} 45. Kxg3 {[%emt 0:00:01]} h4+ {[%emt 0:00:41]} 46. Kxh4 {[%emt 0:00:25]} Rxf2 {[%emt 0:00:02]} 47. g4 {[%emt 0:00:01]} Kg7 {[%emt 0:00:38]} 48. Kg3 {[%emt 0:00:54]} Rd2 {[%emt 0:00:10]} 49. Rxf6 {[%emt 0:00:13]} Ra3+ {[%emt 0:00:20]} 50. Rf3 {[%emt 0:00:03]} Rxf3+ {[%emt 0:00:06]} 51. Kxf3 {[%emt 0:00:01]} Kf7 {[%emt 0:00:04]} 52. Kf4 {[%emt 0:00:27]} Rxd4+ {[%emt 0:00:04]} 53. Ne4 {[%emt 0:00:02]} Ke6 {[%emt 0:00:26]} 54. Ke3 {[%emt 0:00:10]} Rd1 {[%emt 0:00:26]} 55. h4 {[%emt 0:00:11]} Ke5 {[%emt 0:00:16]} 56. Ng5 {[%emt 0:00:11]} Re1+ {[%emt 0:00:01]} 57. Kf3 {[%emt 0:00:15]} Ra1 {[%emt 0:00:02]} 58. Nf7+ {[%emt 0:00:05]} Kf6 {[%emt 0:00:13]} 59. Nd6 {[%emt 0:00:01]} Ke5 {[%emt 0:00:02]} 60. Nc4+ {[%emt 0:00:03]} Kd4 {[%emt 0:00:01]} 61. Nd6 {[%emt 0:00:31]} Ke5 {[%emt 0:00:02]} 62. Nf7+ {[%emt 0:00:04]} Kf6 {[%emt 0:00:01]} 63. Nd6 {[%emt 0:00:16]} Ke5 {[%emt 0:00:01]} 64. Nc4+ {[%emt 0:00:01]} Kd4 {[%emt 0:00:01]} 65. Nd2 {[%emt 0:00:06]} Ke5 {[%emt 0:00:02]} 66. g5 {[%emt 0:00:12]} Kf5 {[%emt 0:00:24]} 67. Nc4 {[%emt 0:00:02]} Kg6 {[%emt 0:00:53]} 68. Ne3 {[%emt 0:00:19]} Ra3 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.5"]
[White "Nepomniachtchi, Ian"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2773"]
[BlackElo "2762"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,143,16,14,14,14,16,18,15,15,15,16,14,16,15,10,71,45,44,56,39,38,53,56,78,80,80,81,97,32,32,32,33,37,41,23,31,0,0,0,46,46,46,28,28,28,28,28,50,39,62,28,28,28,67,28,50,56,120,62,64,0,121,114,281,260,452,291,291,291,291,291,283,283,283,279,276,271,366,366,372,200,237,237,385,247,247,247,370,252,252,252,245,237,237,237,237,8,8,8,8,8,8,8,8,8,12,20,237,8,8,8,8,0,8,0,21,21,237,237,1490,1490,1420,1347,1035,957]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. d4 Nxd4 9. Bxf7+ Rxf7 10. Nxe5 Rf8 11. Qxd4 Bb7 {C88: Closed Ruy Lopez: Anti-Marshall Systems} 12. Nc3 c5 13. Qd1 b4 {The position is equal.} 14. Nd5 Nxd5 15. exd5 Bd6 16. c4 (16. f4 Bxe5 17. fxe5 Qh4 18. Be3 Qc4 19. b3 Qxd5 20. Qxd5+ Bxd5 {½-½ (31) Amin,B (2609)-Leko,P (2717) Ningbo 2011}) 16... bxc3 $1 ({Much weaker is} 16... Qh4 $6 17. g3 $16) 17. bxc3 a5 $146 ({Don't play} 17... Qh4 $6 18. g3 $16) (17... Qf6 $11 18. f4 Rae8) ({Predecessor:} 17... Bxe5 18. Rxe5 Rxf2 19. Be3 {0-1 (29) Rodriguez Regull,G (2025)-Delisau Gil,O (1976) Barcelona 2012}) 18. Nf3 $36 {[%mdl 2048] White has the initiative.} Qf6 19. Bg5 Qg6 {Black wants to play ...Rxf3!} 20. Be7 Bxe7 $1 21. Rxe7 Qd6 {[%mdl 64] Double Attack} 22. Qe2 $1 Bxd5 23. Rd1 Rab8 24. Ne1 (24. h3 $16) 24... Qc6 $1 $14 {[#]} 25. Qe5 $1 {[%csl Ge7][%cal Re5g7][%mdl 576] Double Attack} Bf7 26. Rdxd7 {Rxf7! is the strong threat.} Rfe8 $1 {And now ...Qxd7! would win.} 27. Qf4 Qf6 $1 {[%cal Rf6f4]} 28. Rxe8+ (28. Qe3 $5) 28... Rxe8 {[%cal Re8e1]} 29. Qd2 Qe6 30. Rd8 h6 31. Rxe8+ (31. a3 {with more complications.} Rxd8 32. Qxd8+ Kh7 33. Qd1 Bg6 34. h3) 31... Qxe8 32. a3 Qa4 33. Qc1 Bg6 34. Nf3 Qb3 35. Ne5 Bc2 36. Ng4 a4 37. h3 (37. c4 $5) 37... Bf5 38. Ne5 Kh7 ({Black should play} 38... c4 $14) 39. Kh2 (39. c4 $1 $16) 39... Qa2 40. Kg1 (40. Kg3 $14) 40... Kg8 (40... Qb3 $1 $11 {remains equal.}) 41. Qf4 Qxa3 $2 (41... Bc2 $16) 42. Qxf5 $18 Qxc3 $2 (42... Qb3 43. Nd7 a3) 43. Nc6 {Intending Ne7+ and mate.} Kh8 {If Black can now play ...a3 this consolidates a bit.} 44. Qf7 Qb3 45. Qe8+ Kh7 46. Qe4+ Kh8 47. Na5 $1 {[%cal Ra5b3]} Qd1+ 48. Kh2 Qd6+ 49. f4 a3 {[#] intending ...a2.} 50. Qa4 (50. Nc4 $142 $1 Qa6 51. Ne5) 50... c4 51. Qxc4 Qd2 (51... Kh7 {keeps fighting.} 52. Qa2 Kh8) 52. Nb3 Qe3 53. Nc1 h5 (53... g5 {was necessary.} 54. Ne2 Qa7) 54. h4 Qe7 55. Qc8+ Kh7 56. Qf5+ g6 57. Qh3 Qf7 58. f5 $2 (58. Qe3 $18 {Threatens to win with g3.} a2 59. Nxa2 $1 {[%mdl 576] Deflection} Qxa2 60. Qe7+ Kh6 61. Qf8+ Kh7 62. f5 gxf5 63. Qxf5+ {[%mdl 64] Double Attack} Kg8 64. Qg5+ Kf8 65. Qh6+ Kg8 66. Qg5+ Kf8 67. Qxh5) 58... Qc7+ $11 59. Qg3 Qxc1 60. Qxg6+ {[%mdl 4160] Endgame Double Attack. KQ-KQ} Kh8 61. Qxh5+ Kg7 62. Qg6+ Kf8 63. Qf6+ Ke8 $2 (63... Kg8 $11) 64. Qe6+ $2 (64. Qe5+ $18 Kf7 65. f6) 64... Kf8 $1 65. Qd6+ Kf7 $1 66. Qe6+ Kf8 67. Qf6+ Kg8 68. Qe5 {Hoping for f6.} Kf7 $2 {[#]} (68... Qh6 $1 $11) 69. f6 $1 $18 {h5 would kill now.} Qc4 $2 (69... Qh6 70. Qe7+ {[%mdl 64] Double Attack} Kg6) 70. Qe7+ {[%mdl 64] Double Attack. White is clearly winning.} Kg6 71. Qg7+ Kf5 72. Qg5+ {Accuracy: White = 53%, Black = 44%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.6"]
[White "Wei, Yi"]
[Black "Jakovenko, Dmitry"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2736"]
[BlackElo "2708"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,45,10,8,8,10,16,16,16,19,21,16,15,5,20,0,0,0,0,11,0,3,5,-31,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 $146 ({Predecessor:} 2. g3 d5 3. Bg2 e6 4. O-O c5 5. c4 d4 {0-1 (72) Rahman,Z (2495)-Kravtsiv,M (2655) Bhubaneswar 2018}) 2... e6 3. g3 d5 4. Bg2 d4 5. e3 c5 6. O-O Nc6 7. exd4 cxd4 8. d3 Bd6 {A13: English Opening: 1...e6} 9. Bg5 h6 10. Bxf6 $1 Qxf6 11. Nbd2 {[%cal Bb1d2,Bd2e4,Be4c5,Bc5e6][%mdl 32]} Qe7 12. a3 a5 $1 13. Ne4 Bc7 14. b4 axb4 15. axb4 Rxa1 16. Qxa1 {With the idea b5.} f5 17. Nc5 O-O 18. Re1 (18. Rb1 {looks sharper.} Nxb4 19. Rxb4 Qxc5 20. Rb5 Qd6 21. Qxd4 Rd8 22. Qxd6 Rxd6 23. Ne1) 18... Nxb4 {[#]} (18... Rd8 {is interesting.} 19. Rb1 Nxb4 20. Rxb4 Qxc5 21. Rb5 Qe7) 19. Nxe6 $1 {[%mdl 576] Double Attack. The position is equal.} Nc2 ({Of course not} 19... Bxe6 $6 20. Nxd4 f4 21. Rxe6 $16) 20. Nxf8 Qxe1+ $1 21. Qxe1 Nxe1 22. Nxe1 {Threatens to win with Ng6.} Kxf8 23. Bd5 {Accuracy: White = 44%, Black = 97%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.7"]
[White "Vitiugov, Nikita"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2734"]
[BlackElo "2739"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,35,-5,6,0,3,0,0,0,5,7,19,-11,0,11,14,25,34,25,40,34,53,47,45,34,57,34,79,67]} 1. c4 g6 2. Nc3 c5 3. g3 Bg7 4. Bg2 Nc6 5. b3 e5 6. Bb2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} Nge7 7. e3 d6 8. Nge2 {The position is equal.} O-O (8... Be6 9. Nd5 Bxd5 10. cxd5 Nb4 11. d4 exd4 12. exd4 {½-½ (34) Morozevich,A (2724)-Inarkiev,E (2688) Sochi 2014}) 9. d3 Rb8 10. h4 $146 ({Predecessor:} 10. Qd2 a6 11. Nd5 b5 12. O-O Be6 13. f4 f5 14. Rac1 b4 15. Nxe7+ Nxe7 16. fxe5 dxe5 17. d4 Qc7 18. d5 Rbd8 19. e4 Qd6 20. Rce1 fxe4 21. Rxf8+ Rxf8 {1-0 (43) Schmidt,G (2347)-Fedorovsky,M (2401) Austria 2013}) 10... h6 11. Qd2 Bg4 12. O-O-O a6 13. f3 Be6 14. h5 d5 15. cxd5 Nxd5 16. hxg6 fxg6 17. Kb1 Qe7 {[#]} 18. f4 $1 {Accuracy: White = 78%, Black = 42%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.17"]
[Round "1.8"]
[White "Wojtaszek, Radoslaw"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "D82"]
[WhiteElo "2724"]
[BlackElo "2781"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,133,17,15,2,10,10,0,24,-26,20,20,25,11,18,14,19,-79,-87,-100,-89,-122,-62,-70,-52,-52,-46,-29,-43,-38,-29,-32,-40,-64,-70,-129,-126,-119,-100,-115,-92,-100,-97,-93,-96,-94,-64,-136,-95,-227,-127,-123,-128,-144,-99,-147,-130,-134,-102,-102,-102,-102,-102,-110,0,-127,-135,-120,-139,-139,-111,-172,-81,-122,-121,-108,-95,-95,-95,-123,-116,-112,-90,-115,-74,-117,-85,-166,-157,-191,-197,-175,-95,-133,0,0,354,330,363,374,367,358,354,347,601,585,585,583,615,615,607,599,1062,1070,993,908,852,804]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 dxc4 8. Bxc4 O-O 9. Nge2 Qxc5 10. Qb3 Qa5 {D82: Grünfeld: 4 Bf4} 11. O-O Nbd7 12. Nb5 $146 ({Predecessor:} 12. Rfd1 Nc5 13. Qb5 Qxb5 14. Nxb5 Be6 15. Bxe6 Nxe6 16. Be5 Rfc8 17. Ned4 Nxd4 18. Nxd4 {½-½ (30) Matlakov,M (2691)-Li,C (2730) Novi Sad 2016}) 12... Ne4 {The position is equal.} 13. Bc7 b6 (13... Nb6 $5 {[%cal Re4d2]} 14. Nxa7 Nd2 15. Bxf7+ (15. Qxb6 Qxa7 16. Rfd1 Qxb6 $15) 15... Rxf7 16. Qxb6 Qxb6 17. Bxb6 Nxf1 18. Rxc8+ Rxc8 19. Nxc8 Nd2 $15) 14. Bxf7+ {[%mdl 64] Decoy} Rxf7 15. Qd5 {[%mdl 64] Double Attack} Nec5 16. Qxa8 Qxb5 {[%mdl 64] Double Attack} 17. Nd4 (17. Qxc8+ $11 {keeps the balance.} Rf8 18. Bd8) 17... Qa6 $17 18. b4 Nd3 19. Rcd1 {Rxd3! is the strong threat.} Nb2 (19... Nxb4 $17 {White must now prevent ...Rf8.} 20. a3 Na2) 20. Rb1 $15 Bxd4 21. exd4 Nc4 $1 22. Rbc1 b5 23. a4 Qb7 24. Qxb7 Bxb7 25. axb5 Na3 26. f4 (26. b6 $15 axb6 27. f3) 26... Nxb5 $17 27. Be5 Rf8 28. g3 Kf7 29. f5 g5 30. g4 a6 31. Kf2 Nf6 32. Rg1 (32. Bxf6 $1 $15 exf6 33. Rc5) 32... Rh8 33. Ke2 (33. h4 $17 gxh4 34. g5 Ne4+ 35. Ke3) 33... h6 ({Black should try} 33... h5 $1 $19 34. h4 gxh4) 34. h3 Rd8 35. Rc4 Rg8 36. Re1 Nd5 37. Kf2 Rd8 38. Kg3 Ndc3 39. Kh2 Ne4 40. Re2 Nec3 (40... Rd7 $17) 41. Re3 (41. Re1 $1 $11 {was the only way to keep the balance.}) 41... Nd5 42. Re2 Rd7 43. Kg3 Nf6 44. h4 (44. Kf2 $17) 44... Rd8 (44... Nd6 $1 $19 45. Rc1 Nde4+ 46. Kh3 h5 47. gxh5 g4+ 48. Kh2 Nxh5) 45. hxg5 hxg5 46. Bxf6 exf6 47. Rh2 Kg7 48. Rd2 Rd7 49. Rc1 Bd5 50. Kf2 Kf7 51. Rc5 Ke7 52. Re2+ (52. Rc8 $17) 52... Kd6 $19 53. Re8 Nxd4 54. Ra5 {[#]} Bb7 (54... Nc6 $1 $19 {[%cal Rc6a5]} 55. Rxa6 Rb7) 55. Ra3 Kd5 (55... Re7 $17 56. Rd8+ Ke5) 56. Rc3 $1 $11 {Threatens to win with Ke3.} Bc6 $2 {[%mdl 8192]} (56... Nb5 $11 {and Black stays safe.} 57. Rc1 Nc7) 57. Ke3 $18 Nb3 {[#]} 58. Re6 $1 ({Weaker is} 58. Rxb3 Kc4 $14) 58... Bb5 59. Rxb3 {[%mdl 4096] Endgame aiming for Rc3. KRR-KRB} Kc4 60. Rb1 Kc3 $2 (60... Rd3+ 61. Kf2 Rd2+ 62. Kf3 Rd3+ 63. Re3 Rd8 64. Rc1+ Kxb4 65. Re4+ Ka3) 61. Rxf6 {White is clearly winning.} Rd3+ 62. Ke4 Rd4+ 63. Ke5 {Strongly threatening Rc1+.} Rxg4 64. Rb6 Bd3 65. Rc6+ Kd2 66. Rb2+ Ke3 67. f6 {Accuracy: White = 42%, Black = 41%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.20"]
[Round "2.1"]
[White "Grischuk, Alexander"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2772"]
[BlackElo "2754"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,56,0,0,0,2,-10,15,15,15,15,15,15,20,22,13,13,16,18,20,7,16,11,11,0,10,7,9,2,24,20,21,3,3,3,5,3,3,6,1,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 b6 7. cxd5 Nxd5 8. Nxd5 {D37: Queen's Gambit Declined: 5 Bf4} Qxd5 9. Be2 (9. Bd3 Qa5+ 10. Kf1 Ba6 11. Bxc7 Bxd3+ 12. Qxd3 Na6 13. Bg3 Nb4 14. Qe2 Rfc8 15. a3 Qa4 {0-1 (54) Caruana,F (2832)-Nakamura,H (2746) London 2018}) 9... Qa5+ 10. Nd2 $1 Ba6 11. O-O c5 12. Nc4 $146 ({Predecessor:} 12. Nb3 Bxe2 13. Qxe2 Qa6 14. Qf3 Nd7 15. Rfd1 c4 {1-0 (35) Mansner,H (2293)-Myller,J (2208) Finland 2018}) 12... Bxc4 $1 13. Bxc4 {Black must now prevent d5.} cxd4 14. exd4 {Threatening d5.} Nc6 15. d5 exd5 16. Qxd5 Qxd5 17. Bxd5 Rac8 18. Rad1 Rfd8 19. g3 Bf6 20. Kg2 h5 21. b3 g5 {The position is equal.} 22. Be3 Nb4 23. Bb7 Rc7 {[#] aiming for ...Rxd1.} 24. Rxd8+ Bxd8 25. Rd1 Bf6 26. Bf3 g4 27. Be2 Nxa2 28. Bf4 Rc2 {Accuracy: White = 58%, Black = 82%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.20"]
[Round "2.1"]
[White "Nakamura, Hikaru"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "D33"]
[WhiteElo "2761"]
[BlackElo "2690"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,55,17,39,37,33,33,33,35,29,24,41,34,30,44,61,55,55,60,57,45,46,46,45,48,47,59,60,61,3,3,3,2,2,2,3,3,3,12,-27,11,26]} 1. c4 Nf6 2. Nc3 c5 3. g3 e6 4. Nf3 d5 5. cxd5 exd5 6. d4 Nc6 7. Bg2 cxd4 8. Nxd4 Bc5 9. Nb3 Bb6 {D33: Tarrasch Defence: 6 g3 sidelines} 10. O-O ({But not} 10. Bxd5 Nb4 $15) 10... d4 11. Na4 $1 O-O {White is slightly better.} 12. Bg5 Re8 13. Nxb6 axb6 14. e3 (14. Re1 Be6 15. Nc1 h6 16. Bxf6 Qxf6 17. Nd3 Rxa2 18. Rxa2 Bxa2 19. Qa4 Be6 {½-½ (19) Mareco,S (2592)-Pichot,A (2424) Saenz Pena 2014}) 14... d3 $146 ({Predecessor:} 14... dxe3 15. Bxe3 Bd7 16. Re1 h6 17. h3 {½-½ (37) Anikeev,V (2269)-Tieken,F (2178) ICCF email 2016}) 15. Bxf6 gxf6 16. a3 Be6 17. Rc1 Rc8 18. Rc3 Ne5 19. Nd4 Rxc3 20. bxc3 Qc7 21. Qd2 $1 Bd7 22. Re1 (22. Bd5 $14) 22... Rc8 $11 23. Rc1 $1 Qc5 24. f4 Nc4 25. Qxd3 Qxa3 26. Rb1 Nd6 27. Ne2 (27. Rxb6 $2 Rxc3 28. Qe2 Rxe3 $19) 27... Bf5 28. e4 {Accuracy: White = 81%, Black = 93%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.20"]
[Round "2.1"]
[White "Svidler, Peter"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2739"]
[BlackElo "2724"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,39,28,28,18,17,11,12,11,11,14,7,12,14,11,7,18,-2,8,11,0,9,0,0,7,8,0,58,-27,18,25,25,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} e6 7. a4 b6 8. c3 {The position is equal.} Bb7 9. Na3 Qc7 10. Qe2 Be7 11. Bb1 O-O (11... e5 12. d4 cxd4 13. cxd4 exd4 14. Nxd4 {½-½ (42) Jakovenko,D (2719)-Ding,L (2809) Shenzhen 2019}) 12. d4 Bc6 $146 ({Predecessor:} 12... Rfc8) 13. Bd3 Qb7 14. Bg5 {Threatening e5.} h6 ({Not} 14... Bxa4 $2 15. e5 $18) 15. Bh4 cxd4 (15... Bxa4 $2 16. e5 $18) 16. cxd4 Rfe8 ({Wrong is} 16... Bxa4 $2 17. e5 $18) 17. Nc2 a5 (17... b5 $11) 18. b4 ({Better is} 18. Na3 $14) 18... Qa7 19. Nd2 Rac8 20. Bg3 {Accuracy: White = 58%, Black = 79%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.20"]
[Round "2.1"]
[White "Wei, Yi"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2736"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,62,9,2,10,20,15,35,35,31,27,26,29,34,22,25,20,22,28,45,0,25,12,23,-4,0,0,0,-18,0,0,0,0,0,0,0,0,3,4,4,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} h6 9. Nd2 Rc8 10. Nc4 {White is slightly better.} Be6 11. Ne3 Nf6 12. O-O Be7 13. a4 O-O 14. a5 Qd7 15. Bd2 {[#]} Bd8 $146 ({Predecessor:} 15... Rfd8) 16. Ncd5 Nxd5 17. exd5 Bg4 $1 18. f4 exf4 {The position is equal.} 19. Nxg4 Qxg4 20. Bxf4 Re8 21. Rf3 Bf6 22. c3 Be5 23. h3 Qh4 24. Ra4 Bxf4 25. Raxf4 Qe1+ 26. Rf1 Qe2 $1 {[%cal Re2d3]} 27. Qxe2 Rxe2 28. Rb4 Rc7 29. Rf2 Re1+ 30. Rf1 Re2 31. Rf2 Re1+ {Accuracy: White = 78%, Black = 62%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.21"]
[Round "2.2"]
[White "Nepomniachtchi, Ian"]
[Black "Wei, Yi"]
[Result "1/2-1/2"]
[ECO "C80"]
[WhiteElo "2773"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,135,21,31,13,20,13,77,60,69,72,66,77,50,56,55,63,65,58,62,61,75,65,82,82,82,82,85,85,83,84,82,73,75,75,75,75,73,57,53,49,49,50,50,45,75,75,93,93,112,112,112,112,112,112,112,112,112,112,112,76,112,76,112,74,74,67,67,67,67,67,67,67,67,0,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,67,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5 8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O 11. Bc2 f5 12. exf6 Nxf6 13. Re1 {C83: Open Ruy Lopez: 9 c3 Be7} (13. Nb3 Bg4 14. Qd3 Qd7 15. Nbd4 Nxd4 16. cxd4 Bxf3 17. Qxf3 g6 18. Qd3 Bd6 19. f3 Nh5 20. Bh6 Rf7 21. Qd2 {½-½ (54) Anton Guijarro,D (2627)-Vidit,S (2658) Martuni 2016}) 13... Qd7 {[#]} 14. a4 $146 ({Predecessor:} 14. Nf1 Rae8 15. Ng5 Bf5 16. Bxf5 Qxf5 17. Ne6 Ng4 18. Nxf8 Bc5 19. Be3 Bxe3 20. fxe3 Rxf8 {1-0 (37) Baramidze,D (2542)-L'Ami,E (2541) Germany 2006}) 14... Bf5 (14... b4 $11 {remains equal.}) 15. Bxf5 $16 {White is better.} Qxf5 16. axb5 axb5 17. Rxa8 $1 Rxa8 18. Nf1 Qd7 19. Bg5 Rd8 20. Ng3 h6 21. Bxf6 Bxf6 {[#]} 22. Nh5 $1 Qf5 23. Nxf6+ Qxf6 24. Qb3 b4 25. cxb4 Nd4 26. Nxd4 Qxd4 {[%mdl 4096] Endgame KQR-KQR} 27. Rd1 Qe5 28. g3 Kh8 29. Qc3 d4 30. Qd3 c6 31. b3 Qd6 32. Rc1 Rb8 33. h4 Rxb4 {[#]} 34. Qa6 $1 Rb8 35. Rxc6 Qd5 36. Rc8+ Rxc8 37. Qxc8+ {KQ-KQ} Kh7 38. Qc4 Qf3 39. Qxd4 {Threatens to win with b4.} Qxb3 40. Qe4+ Kh8 41. Kg2 Qf7 42. g4 Qf6 43. Kg3 g5 44. hxg5 (44. Qe8+ {seems wilder.} Kh7 45. Qd7+ Kh8 46. Qc8+ Kg7 47. Qc7+) 44... hxg5 45. Qf5 (45. f3 {keeps more tension.} Qd6+ 46. Kg2 Kg7 47. Qe2 Kf7 48. Qc4+) 45... Qe7 46. Kf3 Kg7 47. Qe4 Qf6+ 48. Qf5 Qe7 49. Qd5 Qf6+ 50. Ke2 Qb2+ 51. Qd2 Qb5+ 52. Qd3 Qb2+ 53. Kf1 Qc1+ 54. Kg2 Qc6+ 55. f3 Qe6 56. Qd4+ Qf6 57. Qb4 Qe5 58. Kf2 Kf7 59. Qe4 (59. Qc4+ $14 Kg7 60. Qe4 Qb2+ 61. Qe2 Qd4+ 62. Kg2) 59... Qb2+ $11 {The position is equal.} 60. Ke3 {And now Qf5+ would win.} Qc3+ 61. Ke2 Qb2+ 62. Kd3 {aiming for Qf5+.} Qb3+ 63. Kd4 {Black must now prevent Qd5+.} Qb4+ 64. Ke5 Qb2+ $1 65. Qd4 Qe2+ 66. Qe4 Qb2+ 67. Qd4 Qe2+ 68. Qe4 {Accuracy: White = 74%, Black = 69%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.21"]
[Round "2.2"]
[White "So, Wesley"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2754"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "136"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,136,27,14,0,0,37,39,29,0,0,0,0,0,0,0,15,25,23,20,16,16,16,15,28,14,14,16,16,20,16,0,0,0,5,5,20,0,12,12,12,12,27,12,26,26,72,72,72,72,72,72,72,70,72,70,72,63,63,63,71,63,63,63,63,63,63,63,63,8,63,63,63,63,63,0,63,63,63,63,63,63,63,63,63,63,63,0,63,0,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,0,72,0,0,0,72]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. Be2 O-O 14. O-O a5 15. Na3 Na7 {B33: Sicilian: Pelikan and Sveshnikov Variations} (15... Ba6 16. Qb3 Na7 17. Rad1 Qd7 18. Rfe1 Kh8 19. Nc2 Nc6 20. Nce3 Rfd8 21. Nf5 a4 22. Qc2 g6 23. h4 {½-½ (57) Sethuraman,S (2640)-Safarli,E (2688) Baku 2016}) 16. Qd3 Kh8 17. Rfd1 Be6 {White is slightly better.} 18. Ne3 $146 ({Predecessor:} 18. Nc2 f5 19. Bf3 g6 20. Qe2 Nc8 {½-½ (21) Morovic Fernandez,I (2450)-Szmetan,J (2380) Corrientes 1985}) 18... b4 19. Nac4 Nb5 20. cxb4 axb4 21. Nxd6 Nxd6 22. Qxd6 Bxe3 23. Qxd8 $1 Rfxd8 24. fxe3 Rdc8 25. Rd2 g6 26. Kf2 Kg7 27. Bd1 Ra8 28. a4 bxa3 29. Rxa3 Rab8 30. Ra5 Rc4 31. Rxe5 Rcb4 32. Ra5 Rxb2 33. Rxb2 Rxb2+ $11 {[%mdl 4096] Endgame KRB-KRB} 34. Kg3 h6 35. h4 Bd7 (35... Rb1 {with more complications.} 36. Bf3 Rc1 37. Ra4 Kf6 38. Be2 Rc2) 36. Bf3 Rb5 37. Rxb5 Bxb5 $16 {KB-KB} 38. Kf4 Kf6 39. e5+ Ke6 40. Bg4+ Ke7 41. Bc8 Bc4 42. g4 Kd8 43. Bb7 Ke7 44. g5 hxg5+ 45. Kxg5 Ke6 46. Kf4 Ke7 47. Ke4 Be6 48. Bd5 (48. Bc6 $14) 48... Bc8 ({Better is} 48... Bxd5+ $1 $11 49. Kxd5 Kd7) 49. Kf4 $14 Kf8 50. Bf3 Be6 51. Bg4 (51. Be4 $14) 51... Bb3 (51... Bxg4 $1 $11 52. Kxg4 Ke7) 52. Kg5 {[#] Strongly threatening Kf6.} Kg7 $1 53. Bd7 Bc4 54. Bc6 Be6 55. Kf4 Kf8 56. Ke4 Ke7 57. Bd5 Bc8 58. Kf4 Kf8 $1 59. Bc4 Bh3 60. Bb3 Bc8 61. Bd5 Kg7 62. Kg5 Bd7 63. Bc4 Bc8 64. Kf4 Kf8 65. Bb3 Bh3 66. e6 (66. Kg5 $14 Kg7 67. Bd1) 66... f6 (66... Bxe6 $11 {remains equal.} 67. Bxe6 fxe6) 67. Kg3 Bf5 68. Kf4 Bh3 {Accuracy: White = 66%, Black = 66%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.21"]
[Round "2.2"]
[White "Wojtaszek, Radoslaw"]
[Black "Svidler, Peter"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2724"]
[BlackElo "2739"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,83,29,29,24,26,27,40,41,44,43,44,45,47,36,36,39,52,34,47,56,45,73,25,24,38,42,25,26,10,32,23,29,21,65,65,63,37,51,59,162,120,247,247,302,260,314,298,617,617,593,593,536,535,775,763,740,738,714,678,814,868,868,868,862,862,853,653]} 1. d4 Nf6 2. c4 g6 3. f3 e6 4. e4 c5 5. d5 d6 6. Nc3 Bg7 7. Nge2 O-O 8. Ng3 exd5 9. cxd5 a6 10. a4 h5 {A65: Modern Benoni: 6 e4} (10... Nbd7 11. Be2 Ne8 12. Bf4 Rb8 13. O-O c4 14. Bxc4 Qb6+ 15. Rf2 Bd4 16. Qd2 Ne5 17. Bf1 Bxf2+ 18. Qxf2 Qxf2+ 19. Kxf2 {½-½ (32) Carlsen,M (2835)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 11. Bg5 Qe8 12. Bd3 Nh7 {White is slightly better.} 13. Bf4 Qe7 14. Nge2 Nd7 {[%cal Bb8d7,Bd7e5,Be5g4][%mdl 32]} 15. O-O Ne5 16. Bc2 Rb8 17. a5 b5 $146 ({Predecessor:} 17... b6) 18. axb6 $1 Rxb6 19. Bc1 h4 20. f4 Ng4 21. h3 Ngf6 22. Ra2 Bd7 23. Qe1 Nh5 24. Be3 Rfb8 25. b3 Rxb3 26. Bxb3 Rxb3 27. Bd2 Bd4+ 28. Kh2 N7f6 (28... Rb6 $14) 29. Rf3 Rb4 (29... Rb6 $16 {is a better defense.} 30. Be3 Bxe3 31. Rxe3 Ng7 {[%mdl 64] Decoy}) 30. Rxa6 $18 Rc4 31. Ra7 Qd8 32. Qa1 Nxe4 $2 (32... Qe7 33. Be1 Ng3) 33. Ra8 {White is clearly winning.} Bc8 {[#]} 34. Qa6 $1 {[%mdl 576] Double Attack, Pin} Nxd2 (34... Bxa6 35. Rxd8+) 35. Rxc8 Nxf3+ 36. gxf3 Qxc8 37. Qxc8+ Kg7 38. Nxd4 Rxd4 39. Qd8 Rd2+ 40. Kg1 Nxf4 41. Qxd6 Nxh3+ 42. Kf1 {Accuracy: White = 89%, Black = 44%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.21"]
[Round "2.2"]
[White "Dubov, Daniil"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "E06"]
[WhiteElo "2690"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,63,14,8,3,12,9,9,9,9,9,9,9,9,13,10,9,10,7,8,8,8,8,0,0,0,17,6,8,49,31,29,21,13,15,12,8,36,34,43,8,14,4,5,0,31,23,32,0,8,0,47,0]} 1. d4 ({Predecessor:} 1. Nf3 Nf6 2. c4 e6 3. g3 Be7 4. d4 {½-½ (11) Arnaudov,P (2462)-Buhmann,R (2568) Skopje 2019}) 1... Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 {E05: Open Catalan: 5 Nf3 Be7} b4 9. Nbd2 $146 (9. Nfd2 c6 10. Nxc4 Qxd4 11. Rd1 Qc5 12. b3 Ba6 13. Nbd2 Nbd7 14. Bb2 Rad8 15. e3 Qh5 {0-1 (38) Maghsoodloo,P (2688)-Nakamura,H (2746) St Petersburg 2018}) 9... Bb7 10. Nxc4 {The position is equal.} c5 11. dxc5 Be4 12. Qd2 Nbd7 13. Nfe5 {[#] Nxd7 is the strong threat.} Bxg2 14. Kxg2 {Threatening Nc6.} Bxc5 15. Nxd7 Nxd7 16. b3 Nb6 17. Qxd8 Rfxd8 18. Nxb6 Bxb6 19. a5 Bd4 20. Ra4 a6 21. Rxb4 Bc3 22. Rc4 Bxa5 23. b4 Bb6 24. Bf4 h6 25. Rc6 Bd4 26. Bc7 Rd5 27. Rd1 Rc8 28. Rdc1 Bf6 29. Bd6 Rd8 30. Bc7 Rc8 31. Bd6 Rd8 32. Bc7 {Accuracy: White = 63%, Black = 78%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.3"]
[White "So, Wesley"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2754"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,57,43,56,8,14,24,24,20,53,47,58,48,59,0,0,-73,-47,-82,-75,-114,-50,-210,-210,-201,-204,-152,-197,-172,-164,-136,0,0,0,-108]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 f5 11. Bd3 Be6 12. O-O Bxd5 13. exd5 Ne7 $1 14. Re1 {B33: Sicilian: Pelikan and Sveshnikov Variations} Bg7 {White must now prevent ...e4.} 15. c3 O-O 16. Nc2 {White has an edge.} f4 (16... Re8 17. Qh5 e4 18. Bf1 Nxd5 19. Qxf5 Re5 20. Qh3 Qb6 21. Rad1 Rae8 22. Rxe4 Rxe4 23. Rxd5 {½-½ (41) Topalov,V (2749)-Mamedov,R (2704) Shamkir 2018}) 17. a4 bxa4 18. Nb4 f5 19. Bxa6 (19. Nc6 $14 Nxc6 20. dxc6) 19... Ng6 $146 ({Predecessor:} 19... e4 20. Bb7 Ra7 21. Nc6 Nxc6 22. dxc6 {½-½ (43) Sogaard,O (2542)-Hebels,A (2455) ICCF email 2006}) 20. Qh5 (20. Rxa4 $11 e4 21. Nc6) 20... Qb6 $1 $17 21. Rxa4 e4 22. Rea1 Kh8 ({Black should try} 22... f3 $1 $17 23. gxf3 Kh8) 23. Bf1 $2 (23. Qe2 $15) 23... Rxa4 $19 24. Rxa4 {[#]} f3 $1 25. Ra6 (25. gxf3 Be5 $17) 25... Qc5 {[%mdl 1024] Threatens to win with ...fxg2. Black has strong compensation.} 26. Rc6 {[#]} (26. gxf3 Be5) 26... Qa7 $1 27. Ra6 (27. gxf3 Qa1) (27. Rxd6 $2 Nf4 $19) 27... Qc5 {Hoping for ...fxg2.} 28. Rc6 $1 {[%cal Rc6c5]} Qa7 29. Ra6 {Accuracy: White = 51%, Black = 76%.} (29. gxf3 Be5 $19) (29. Rxd6 Nf4 $19) 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.3"]
[White "Wei, Yi"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2736"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,139,0,0,28,24,11,20,26,16,14,27,33,18,22,27,22,23,34,45,20,22,24,23,28,21,21,30,27,30,24,24,27,15,26,28,26,0,0,0,104,100,97,91,105,93,119,94,112,114,104,72,71,22,22,0,69,70,75,27,114,0,26,0,72,80,80,66,60,57,152,29,31,33,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,64,64,48,48,51,57,16,16,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Be7 {B97: Sicilian Najdorf: Poisoned Pawn} 11. fxe6 Bxe6 12. Nxe6 fxe6 13. Bc4 $1 {[%cal Rc4e6]} Nbd7 {[%cal Bb8d7,Bd7c5,Bc5e4,Be4c3][%mdl 32]} 14. Bxe6 ({Much weaker is} 14. Rxb7 Nc5 $17) 14... Nc5 15. Bf5 {aiming for 0-0.} g6 16. Bh3 {And now Qd4 would win.} (16. O-O gxf5 17. Rxf5 Rf8 18. Bxf6 Bxf6 {½-½ (30) Wen,Y (2596)-Li,C (2725) Hangzhou 2018}) 16... Nfxe4 $146 ({Predecessor:} 16... Ncxe4 17. Nxe4 {½-½ (30) Ovcharenko,L (2215)-Guberna,A (2366) ICCF email 2015}) 17. Nxe4 Nxe4 18. Qd4 Qc3+ 19. Qxc3 Nxc3 {[#]} 20. Bxe7 $3 {[%mdl 512]} Kxe7 21. Rb3 Ne4 22. Rxb7+ Kf6 23. O-O+ Kg5 24. g3 Rab8 25. Ra7 Rb2 26. Bg2 $36 {[%mdl 2048] Black is under pressure.} d5 27. h4+ Kg4 $1 28. Kh2 $1 Nxg3 (28... Rxc2 $11 {keeps the balance.} 29. Rf4+ Kh5) 29. Bh3+ $16 Kxh4 30. Rf4+ Kg5 31. Kxg3 Rxa2 32. Rg4+ Kh6 {[#]} 33. Rc7 $1 Ra3+ 34. c3 Re8 35. Rh4+ Kg5 36. Rg4+ Kh6 $1 37. Kf3 Re1 38. Rh4+ Kg5 39. Rg4+ ({Don't play} 39. Rcxh7 $6 Rxc3+ 40. Kg2 Re2+ 41. Kf1 Ra2 $11) ({White should try} 39. Rd4 $16) 39... Kh6 $1 $11 40. Rh4+ Kg5 41. Rd4 (41. Rcxh7 Rxc3+ 42. Kf2 Rb1 $11) 41... Re5 42. Rc5 ({Reject} 42. Rxh7 Rxc3+ 43. Kg2 Rc2+ 44. Kg1 Rc1+ 45. Kg2 Rc2+ 46. Kf3 Rc3+ 47. Kg2 Rc2+ $11) 42... h5 43. Bd7 h4 (43... a5 $14) 44. Bc6 (44. Rg4+ $16 Kh5 45. Rc8) 44... Rf5+ 45. Ke3 h3 46. Rdxd5 h2 47. Rxf5+ gxf5 {[%mdl 4096] Endgame KRB-KR} 48. Be4 Kh4 49. Bf3 Kg3 50. Rc8 f4+ 51. Ke4 Ra4+ $1 52. c4 Ra3 {Strongly threatening ...Re3+.} 53. Rg8+ Kh4 54. Rh8+ Kg3 {Threatens to win with ...Re3+.} 55. Rg8+ Kh4 {Hoping for ...Re3+.} 56. Bh1 Ra1 57. Rh8+ Kg3 58. Rg8+ Kh4 59. Bg2 Ra2 (59... Rc1 $11) 60. Kf3 $14 Rc2 61. Rg4+ Kh5 62. Rxf4 Rc1 63. Ke3 Kg5 {The position is equal.} 64. Re4 Rg1 65. Kf3 Rf1+ 66. Ke2 Rg1 67. Kf2 h1=Q 68. Bxh1 Rxh1 69. Re5+ Kf6 70. Ra5 {Accuracy: White = 67%, Black = 70%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.3"]
[White "Dubov, Daniil"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "A29"]
[WhiteElo "2690"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "158"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,158,-4,6,7,14,6,14,3,11,12,14,0,9,0,0,5,12,0,0,0,0,0,0,0,0,0,0,-27,-18,-19,-19,-10,-3,-16,0,0,0,-15,-20,-18,-20,-27,-11,-11,-8,-12,-3,-50,-52,-118,-119,-137,-137,-137,-137,-137,-132,-168,-129,-139,-139,-139,-137,-137,-129,-139,-139,-139,-132,-143,-143,-140,-128,-131,-128,-139,-132,-139,-142,-165,-165,-165,-165,-165,-104,-141,0,-165,-164,-164,-165,-183,-183,-183,-183,-216,-216,-209,-209,-190,-110,-162,-72,-70,-63,-63,-66,-87,-90,-87,-87,-119,-119,-119,-119,-111,-65,-73,-70,-178,-178,-178,-178,-178,-178,-178,-178,-405,-405,-391,-354,-2401,-2379,-1636,-391,-708,-391,-29986,-29974,-29986,-29970]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. b3 O-O 9. Bb2 Re8 10. Rc1 Bf8 11. d3 {A29: English Opening: Four Knights Variation with 4 g3} Nd4 (11... Bg4 12. h3 Bh5 13. Ne4 Nd4 14. Nxd4 exd4 15. g4 Bg6 16. Nc5 Bxc5 17. Rxc5 c6 18. Qd2 Qe7 19. Rc2 Rad8 20. Qf4 Qd6 21. Qxd6 Rxd6 {½-½ (67) Topalov,V (2749)-Vachier Lagrave,M (2796) Paris 2017}) 12. e3 Nxf3+ 13. Qxf3 {The position is equal.} c6 14. Rfd1 Qg5 {aiming for ...Bg4.} 15. h4 $146 ({Predecessor:} 15. Qe2 Bg4 16. f3 Be6 17. Ne4 {1-0 (60) Eidinger,H (2164)-Al Saleh,M (1968) Germany 2006}) 15... Qg4 16. Ne4 Qxf3 17. Bxf3 a5 18. Nc5 a4 19. d4 axb3 20. axb3 Ra2 21. Bc3 Nd5 22. Bxd5 cxd5 23. Nd3 Bg4 24. Rd2 Rxd2 25. Bxd2 exd4 26. exd4 Bf5 27. Nc5 Re2 28. Be3 Rb2 29. Nxb7 Rxb3 30. Nc5 Rb4 31. Ra1 f6 32. Ra8 Kf7 33. Rd8 Be7 34. Rxd5 (34. Rh8 $15) 34... Bc8 $17 35. Kf1 Rb5 36. Ke2 Be6 $1 {[%cal Re6d5]} 37. Nxe6 Rxd5 {[%mdl 4096] Endgame KRB-KBN} 38. Nc5 f5 39. Nd3 Bd6 40. Kf3 Bc7 41. Nf4 Ra5 42. Ne2 Ra3 43. Nf4 Rb3 44. Nd5 Bb8 45. Nf4 Ba7 46. Ke2 Ra3 47. Nd3 Ke6 48. Nf4+ Kd6 49. Nh5 g6 50. Nf4 Bb6 51. Kd2 Kc6 (51... Bd8 $19 52. Kc2 Ba5) 52. Ke2 Kd6 53. Kd2 $1 Bd8 54. Ke2 Bf6 55. Kd2 Kc6 56. Ke2 Kb5 57. h5 g5 58. Nd5 Bd8 $1 {...Kc4 is the strong threat.} 59. Bd2 Ra7 ({Better is} 59... Kc6 $19 60. Nb4+ Kd6) 60. Kd3 (60. f4 $17 {might work better.}) 60... Rd7 (60... Ra1 $19 {and Black stays clearly on top.} 61. Ke2 Kc6) 61. Ne3 Rf7 62. Nc4 {Strongly threatening Nd6+.} Rf8 63. Ne5 Be7 64. f3 Ra8 65. Nf7 Ra3+ 66. Ke2 Kc4 67. Bxg5 Bb4 68. Ne5+ Kd5 $1 {[%mdl 1024] Black has strong compensation.} ({But not} 68... Kxd4 $2 69. Nc6+ Kc4 70. Nxb4 $18) 69. Nd3 {[#]} (69. g4 $15) 69... Ra2+ $1 $19 70. Kf1 Bd2 {Hoping for ...Ra1+.} 71. Bf6 {[#]} Kc4 $1 {[%cal Rc4d3]} 72. Ne5+ Kxd4 73. g4 $2 (73. Nf7+ {was necessary.} Kd5 74. Bg5) 73... Bf4 74. Ng6+ Ke3 75. Nh4 $2 (75. Nxf4 Kxf4 76. gxf5) 75... fxg4 76. fxg4 h6 $2 (76... Rf2+ 77. Kg1 Bh2+ {[%mdl 64] Discovered Attack} 78. Kh1 Bc7 79. Bg5+ Ke2) 77. Kg1 $2 (77. Ng2+ Kf3 78. Nxf4 Kxf4 79. Bh8) 77... Bh2+ 78. Kf1 $2 (78. Kh1 $19 Bf4 79. Kg1) 78... Rf2+ {[%mdl 64] Double Attack} 79. Ke1 Rxf6 {Accuracy: White = 48%, Black = 67%.} 0-1

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.4"]
[White "Nepomniachtchi, Ian"]
[Black "Wei, Yi"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2773"]
[BlackElo "2736"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,88,15,18,14,14,30,0,0,1,13,0,15,4,14,29,53,7,17,17,82,30,76,73,68,71,256,261,282,274,279,290,278,284,288,282,270,266,260,265,322,319,335,307,314,190,372,361,354,314,369,334,473,467,652,540,530,530,654,568,689,582,750,750,750,749,635,727,743,745,739,737,736,719,639]} 1. e4 c6 2. Nf3 d5 3. Nc3 g6 4. d4 Bg7 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8. Bc4 O-O 9. O-O a5 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} 10. a4 Nd7 {[%cal Bb8d7,Bd7b6,Bb6d5][%mdl 32]} 11. Bf4 Nb6 {The position is equal.} 12. Bb3 Nd5 13. Bh2 Be6 14. Re1 h5 15. Nd2 f5 16. c3 Bh6 {[#]} 17. Nc4 $146 ({Predecessor:} 17. Be5) 17... f4 (17... Bf4 $11) 18. Ne5 (18. Qf3 $16) 18... Qg5 19. Qf3 Rae8 20. Re2 f6 $2 {[#]} (20... Kg7 $16) 21. h4 $1 $18 {[%cal Rh4g5][%mdl 512]} Qf5 (21... Qxh4 22. Nxg6) 22. Bc2 Qxc2 23. Rxc2 fxe5 24. dxe5 Bg4 25. Qd3 Bf5 26. Qd1 Bxc2 27. Qxc2 Re6 28. Re1 Bg7 29. c4 Nb4 30. Qd2 {And now Qd7 would win.} Rxe5 $2 (30... Bxe5 31. Qd7 Rfe8) 31. Rxe5 Bxe5 32. g3 fxg3 33. Bxg3 Bxg3 (33... Bf6 $142 34. Qh6 Kf7 35. Qh7+ Bg7) 34. fxg3 {[%mdl 4096] Endgame KQ-KRN. White is clearly winning.} c5 35. Qd7 Rf7 36. Qd8+ Kg7 37. Qxa5 Na6 38. Qb6 Kh7 39. Kg2 Kh6 40. a5 Kh7 41. Qd6 Kg7 {[#]} 42. g4 $1 hxg4 43. Kg3 Kh7 44. Kxg4 Kg7 {Accuracy: White = 74%, Black = 33%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.4"]
[White "Grischuk, Alexander"]
[Black "So, Wesley"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2772"]
[BlackElo "2754"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,121,27,33,16,35,17,21,31,52,30,35,47,39,35,33,26,32,15,20,17,10,12,48,49,46,41,47,47,50,49,50,47,43,34,34,34,37,41,42,42,52,41,42,32,35,36,88,80,109,47,34,45,70,67,100,100,92,85,91,88,102,96,100,102,154,152,190,156,173,170,178,189,161,168,175,164,211,97,95,77,87,80,80,80,83,80,164,164,160,156,787,767,1287,1254,29974,29975,29974,29976,29976,29977,29977,29978,29977,29978,29978,29979,29980,29981,29982,29983]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. e4 Nc6 8. Bb5 {[%cal Re4d5] D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} dxe4 9. Qxd8+ Kxd8 10. Ng5 {The position is equal.} Be6 11. Nxe6+ (11. O-O {is more complex.} h6 12. Ngxe4 Nxe4 13. Nxe4 Ke8 14. Be3) (11. O-O Bb4 12. Ncxe4 Nxe4 13. Nxe4 Ke7 14. Bxc6 bxc6 15. Be3 Bd5 {1-0 (51) Mamedyarov,S (2808)-So,W (2778) Paris 2018}) 11... fxe6 12. Bxc6 bxc6 13. Ke2 Bb4 {[#]} 14. Na4 $146 ({Predecessor:} 14. Rd1+ Ke7 {1-0 (34) Can,E (2547)-Giulian,P (2136) Biel 2015}) 14... Ke7 15. Rd1 Rhd8 16. Rxd8 Rxd8 17. Be3 Ra8 18. Rc1 Kd7 19. Rc4 Bd6 20. b3 Nd5 21. Rxe4 Nxe3 22. Kxe3 $14 {[%mdl 4096] Endgame KRB-KRN} Rf8 23. h3 Rf5 24. Ke2 h5 25. Nb2 Bc5 26. Nd3 Kd6 27. h4 Bb6 28. g3 Ra5 29. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} g5 ({Black should play} 29... Rf5 $14) 30. b4 $16 Rd5 31. hxg5 (31. a5 $1 $16 {[%cal Ra5b6]} Bd8 32. Nc5) 31... Rxg5 $14 32. a5 Bc7 33. Nc5 e5 34. Re3 Rg4 35. Ne4+ Ke7 36. f3 Rg6 37. Rc3 Kd7 38. Rc1 Bd6 (38... Bd8 $142) 39. Rd1 $16 Kc7 40. Nxd6 Rxd6 $18 {KR-KR} 41. Rh1 Rg6 42. Rxh5 Rxg3 43. Rxe5 Kd6 {[#]} 44. Re4 $1 Rg5 45. Rc4 (45. Rd4+ $18 Ke6 46. Rg4) 45... Rg1 $16 46. Ke3 Kd5 47. Rc5+ Kd6 48. Ke4 Re1+ 49. Kf5 Rb1 (49... Re8 $16 {was called for.}) 50. Rc4 $18 Kd5 {[#]} 51. Re4 $1 c5 $2 (51... Rb2 $16 52. Re7 a6) 52. Re5+ Kd4 53. bxc5 {[%cal Bb4c5,Bc5c6,Bc6c7][%mdl 32]} Rb5 54. f4 {White mates.} Rxa5 55. Ke6 Ra6+ 56. Kd7 Rf6 57. c6 Rxf4 58. Ra5 Rf7+ 59. Kc8 Kc4 60. c7 Kb4 61. Rxa7 {Accuracy: White = 72%, Black = 61%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.22"]
[Round "2.4"]
[White "Nakamura, Hikaru"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "A22"]
[WhiteElo "2761"]
[BlackElo "2690"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,95,34,32,45,38,87,55,78,77,86,65,87,72,90,79,118,125,107,106,133,131,138,95,122,130,125,112,139,122,146,155,154,146,154,166,156,155,246,235,288,215,222,197,200,204,241,241,243,243,243,243,243,241,243,222,222,215,222,222,237,233,224,215,215,206,237,215,215,215,215,215,215,215,215,215,215,215,215,0,215,0,208,0]} 1. c4 e5 2. g3 Nf6 3. Nc3 Bb4 4. Bg2 Nc6 5. Nf3 Bxc3 6. bxc3 O-O 7. O-O e4 8. Nd4 Ne5 {A29: English Opening: Four Knights Variation with 4 g3} 9. d3 c5 10. Nc2 exd3 {White is slightly better.} 11. exd3 d5 12. Bf4 Ng6 13. Be3 $146 ({Predecessor:} 13. Bg5 h6 14. Be3 b6 15. d4 Ba6 16. dxc5 Bxc4 {0-1 (71) Roiz,M (2658)-Najer,E (2663) Netanya 2009}) 13... Bg4 14. f3 Bf5 15. Bxc5 {Hoping for Ne3.} dxc4 16. Bxf8 Nxf8 17. Rf2 Bxd3 18. Bf1 Ne6 19. Bxd3 cxd3 20. Ne1 Nc5 21. Rd2 Nd5 22. Nxd3 Nxc3 23. Qe1 Nxd3 24. Qe3 Qf6 {[#] And now ...Ne5 would win.} 25. Qxd3 $40 {[%mdl 128] White has strong attack.} b5 (25... Ne4 $16 26. Rdd1 Nc5) 26. Re1 h5 27. a3 a5 28. Qd4 Qxd4+ 29. Rxd4 $18 {[%mdl 4096] Endgame KRR-KRN} Rb8 30. Re7 b4 {[#]} 31. axb4 $1 axb4 {aiming for ...b3.} 32. Rdd7 Rf8 33. Rb7 Nd5 34. Red7 Nf6 35. Rd2 Rc8 36. Rxb4 Rc3 37. Kg2 g6 38. h3 Kg7 39. Rb7 Ra3 40. h4 Ra4 41. Kf2 Rc4 42. Ra2 {Strongly threatening Raa7.} Ng8 43. Rba7 Nh6 44. R7a4 Rc3 45. R4a3 Rc4 46. Ra4 Rc3 47. R4a3 Rc4 48. Ra4 $2 {Accuracy: White = 75%, Black = 57%.} (48. Kg2 $18) 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.23"]
[Round "3.1"]
[White "Nepomniachtchi, Ian"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2773"]
[BlackElo "2724"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,51,7,17,8,22,27,0,4,0,0,16,0,0,0,1,0,5,10,15,9,16,16,16,10,11,10,14,14,14,14,14,8,18,8,17,0,34,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. O-O O-O 9. Ng3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Be6 10. Nd5 Bxd5 11. exd5 {The position is equal.} g6 12. c4 Nbd7 13. Bh6 Re8 14. Rc1 {[#]} Nc5 $146 ({Predecessor:} 14... Bf8 15. Bg5 h6 16. Bd2 a5 {1-0 (43) Anand,V (2774)-Keymer,V (2516) Karlsruhe/Baden Baden 2019}) 15. Bb1 a5 16. b3 Rb8 17. f4 exf4 18. Bxf4 b5 19. Qf3 bxc4 20. Rxc4 Rb4 21. Bd2 Rxc4 22. bxc4 {[#] Hoping for Bc3.} Ncd7 23. Bc3 $1 {And now Ne4 would win.} Qb6+ $1 24. Kh1 $1 {Threatens to win with Ne4.} Rf8 $1 25. Qf4 Bd8 26. h3 {Accuracy: White = 86%, Black = 64%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.23"]
[Round "3.1"]
[White "Nakamura, Hikaru"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2761"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,70,18,20,19,36,17,22,16,20,18,31,2,5,0,0,2,9,0,0,0,0,0,0,0,0,14,10,5,21,19,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,-9,-16,-10,-9,-54,-45,-50,-38,-66,-9,-41,-20,-19,-28]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ba7 8. Re1 O-O 9. h3 h6 10. Nbd2 Re8 11. Qb3 Qe7 12. a5 b5 $146 ({Predecessor:} 12... Rb8 13. Nf1 Be6 14. Be3 Bxc4 15. Qxc4 Qd7 {1-0 (81) Fedoseev,V (2703)-Negi,P (2670) Khanty-Mansiysk 2017}) 13. axb6 $1 cxb6 14. Bd5 Qc7 15. Qc4 Bb7 16. Bxc6 Bxc6 17. Rxa6 Qb7 18. Ra3 b5 19. Qb3 Rac8 20. Qa2 Bb6 21. b4 d5 {[%cal Rd5e4]} 22. Qc2 Re6 23. Nh4 Nh5 24. Nb3 dxe4 25. dxe4 Nf6 {[%cal Rc6e4]} 26. Nd2 {[%cal Bb3d2,Bd2f1,Bf1g3][%mdl 32]} Rd8 27. Nhf3 Rc8 28. Bb2 Qe7 29. c4 bxc4 30. Qxc4 Nh5 31. Nf1 Nf4 {[%mdl 1024] [#] ...Bd7 is the strong threat. Black has compensation.} 32. Ng3 $1 Qe8 33. Rc1 Rd8 (33... Kh7 $15) 34. Qc2 $11 Bb5 {White must now prevent ...Nd3.} 35. Rd1 $1 Rc8 {Accuracy: White = 63%, Black = 71%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.24"]
[Round "3.2"]
[White "Grischuk, Alexander"]
[Black "Nakamura, Hikaru"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2772"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,107,1,8,17,21,22,26,19,12,16,16,16,28,22,28,28,28,24,30,23,23,19,21,31,27,33,25,0,18,0,28,0,0,0,6,0,7,-3,30,0,28,34,28,29,45,41,59,27,91,37,112,72,98,108,121,113,109,39,262,261,270,264,458,453,473,458,479,473,468,465,465,481,454,462,464,438,534,512,438,387,550,529,522,526,618,633,774,769,796,808,875,898,1285,1131,1299,1169]} 1. d4 Nf6 2. c4 e6 3. Nf3 ({Predecessor:} 3. g3 d5 {0-1 (23) Helbich,J (2515)-Kupsys,A (2543) ICCF email 2011}) 3... d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 {E05: Open Catalan: 5 Nf3 Be7} b4 9. Nfd2 c6 10. Nxc4 {White has an edge.} Qxd4 11. Rd1 Qc5 12. Be3 $146 (12. b3 Ba6 13. Nbd2 Nbd7 14. Bb2 Rad8 15. e3 Qh5 {0-1 (38) Maghsoodloo,P (2688)-Nakamura,H (2746) St Petersburg 2018}) 12... Qh5 13. Nbd2 {[%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} Ng4 14. Nf3 Nxe3 15. Nxe3 a5 16. Nd4 Ba6 17. Rac1 Rc8 18. Bf3 Qg6 19. Be4 (19. Bxc6 Nxc6 20. Nxc6 Bf6 $15) 19... Qh5 20. Bf3 Qg6 21. Be4 ({Much worse is} 21. Bxc6 Nxc6 22. Nxc6 Bf6 $17) 21... Qh5 22. Kg2 Ra7 23. h4 g6 24. f4 Qh6 25. Nb3 Kh8 26. Bd3 Bb7 27. Nc4 c5+ 28. Be4 Ba6 29. Nbxa5 Qf8 30. Bf3 (30. Nb6 $5 {[%cal Rb6c8]}) 30... Rd8 (30... Bd8 $11) 31. h5 (31. Ne5 $16) 31... Bf6 (31... g5 $14) 32. Rxd8 Qxd8 33. Rd1 $36 {[%mdl 2048] White is in control.} Rd7 {[#]} 34. Rxd7 $1 Nxd7 35. h6 (35. Qe4 $16) 35... Nb6 $2 (35... Kg8 $1 $14) 36. Ne5 $18 Bxe5 {[#]} 37. Nc6 $1 {[%cal Rc6d8]} Nc4 $2 (37... Qf8 {is a better defense.}) 38. Nxd8 {White threatens Qe4 and mate.} Ne3+ 39. Kf2 Nxc2 40. Nxf7+ {[%mdl 64] Double Attack} ({Weaker is} 40. fxe5 c4 $18) 40... Kg8 41. Nxe5 {[%mdl 4096] Endgame KBN-KBN} c4 42. Bg4 Nd4 43. Ke1 Kf8 {If only Black now had time for ...c3....} 44. Kd1 Ke7 45. e3 Nb3 46. Nc6+ Kf6 (46... Kd6 $142 47. Nxb4 Bb7) 47. Nxb4 {White is clearly winning.} Bb7 48. Be2 Na5 49. Kd2 Nb3+ 50. Kc3 Nc5 51. a5 Ne4+ 52. Kxc4 Nxg3 53. Bd3 g5 54. fxg5+ {Accuracy: White = 64%, Black = 45%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.24"]
[Round "3.2"]
[White "Wojtaszek, Radoslaw"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2724"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,43,22,11,14,16,28,32,14,9,14,6,6,11,8,11,14,-10,0,0,0,0,0,-8,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. Nc3 Nbd7 7. O-O e5 8. b4 Re8 9. Bb2 exd4 10. Nxd4 a5 {E61: King's Indian: Early deviations for White, including Smyslov System} (10... Ne5 11. Qb3 Bg4 12. f3 Bd7 13. Rad1 Nc6 14. Nc2 Nh5 15. Nd5 Bxb2 16. Qxb2 Ne7 17. Nc3 a5 18. b5 Nc8 {1-0 (42) Lysyj,I (2624)-Levin,E (2512) St Petersburg 2012}) 11. a3 Ne5 12. Qb3 Bg4 {White is slightly better.} 13. Rad1 $146 {The position is equal.} ({Predecessor:} 13. f3 Bd7 14. b5 Qe7 15. Rad1 Bc8 16. e4 Ned7 17. Qc2 Nc5 18. Bc1 {½-½ (34) Mueller,D (2303)-Ferre Perez,A (2161) ICCF email 2017}) 13... axb4 14. axb4 Bxe2 15. Ndxe2 c6 16. h3 Qe7 17. Nd4 Ned7 18. Ra1 Nb6 19. Rxa8 Rxa8 20. Rc1 Rd8 21. Na4 Nxa4 22. Qxa4 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.25"]
[Round "3.3"]
[White "Wojtaszek, Radoslaw"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2724"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,81,28,27,37,35,48,47,41,45,65,51,53,54,52,52,54,59,53,51,59,58,72,65,122,122,115,93,152,153,128,24,27,31,35,27,87,90,93,92,105,99,105,118,115,46,118,50,79,52,52,52,52,57,52,8,99,119,108,37,37,33,33,33,33,18]} 1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Be2 O-O 5. O-O d6 6. b3 e5 7. dxe5 Ng4 8. Bb2 Nc6 9. c4 Ngxe5 10. Nc3 Re8 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} 11. Qd2 Bg4 {Black wants to play ...Nxf3+.} (11... Nxf3+ 12. Bxf3 Ne5 13. Be2 Be6 14. Rac1 Nd7 15. Bf3 Rb8 16. Rfd1 a6 17. Ne4 Bxb2 18. Qxb2 {½-½ (44) Grischuk,A (2766)-Vachier Lagrave,M (2789) Paris 2018}) 12. Nxe5 Nxe5 13. f3 Be6 14. e4 Nc6 $146 ({Predecessor:} 14... g5 15. Rad1 Ng6 16. Rf2 Be5 17. Nb5 Qe7 18. g3 a6 19. Nd4 Qf6 20. Nxe6 Rxe6 {½-½ (29) Lioe,D (2357)-Priasmoro,N (2309) Fano 2016}) 15. Nd5 Bxb2 16. Qxb2 {Hoping for Nf6+.} Bxd5 17. cxd5 Ne5 18. Rac1 c5 19. dxc6 bxc6 20. Rfd1 Qe7 (20... d5 $14) 21. f4 $16 Nd7 22. Bf3 Nc5 (22... d5 $142) 23. e5 $1 dxe5 24. Qxe5 (24. Bxc6 $16 e4 25. Qa3 (25. Bxa8 Nd3 $14)) 24... Qxe5 $11 25. fxe5 Rxe5 26. Bxc6 Rb8 (26... Rc8 $11) 27. Rd5 $16 Rxd5 28. Bxd5 {[%mdl 4096] Endgame KRB-KRN} Na6 29. a3 Rd8 30. Bb7 Nb8 {[#]} 31. b4 ({Better is} 31. Bf3 $1 $16) 31... Kg7 (31... Nd7 $14) 32. Kf2 (32. Bf3 $16) 32... Rd3 33. Rc7 Rxa3 34. Bd5 Rd3 35. Rxf7+ Kh6 $1 36. Bc4 Rd2+ {[#]} (36... Rd7 $11 {remains equal.}) 37. Ke3 $1 {[%cal Re3d2]} Rxg2 38. b5 (38. Rxa7 $16 {Threatens to win with b5.} Nc6 39. Bd5 Nxa7 40. Bxg2) 38... a6 $1 $14 {White is slightly better.} 39. bxa6 Nxa6 40. Bxa6 Rxh2 41. Ke4 {Accuracy: White = 53%, Black = 44%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.25"]
[Round "3.4"]
[White "Nepomniachtchi, Ian"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2773"]
[BlackElo "2724"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,14,17,17,18,21,15,19,21,15,14,20,16,14,29,18,5,29,10,0,0,0,8,9,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-80,-90,-91,-76,-92,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Rc8 9. O-O h6 10. Nd2 Qc7 (10... Be6 11. Rd1 Nf6 12. Nf1 Bc4 13. Qf3 Bxf1 14. Kxf1 Be7 15. Qd3 Rc6 {½-½ (30) Ni,H (2674)-Fedoseev,V (2702) China 2019}) 11. h3 Nf6 12. a4 Be7 13. Rd1 O-O 14. Nf1 Be6 15. Ne3 Qc5 16. Qe2 $146 ({Predecessor:} 16. a5) 16... Bd8 17. Qf3 b5 18. axb5 axb5 19. Ne2 Bb6 20. Ng3 Ra8 21. Rxa8 Rxa8 22. c3 Ra1 23. Nef5 Ne8 24. Be3 Rxd1+ 25. Qxd1 Qc7 26. Bxh6 (26. Qd3 $11 {keeps the balance.} Bxe3 27. Nxe3 (27. Qxe3 Kh7 $11)) 26... gxh6 $17 27. Qg4+ Kf8 28. Qh4 f6 (28... Qd8 $17 {Strongly threatening ...Qxh4.} 29. Qxh6+ Kg8) 29. Qxh6+ $11 {The position is equal.} Kg8 30. Qg6+ Kf8 31. Qh5 Qf7 {[#] White must now prevent ...Qxh5.} 32. Qh8+ Qg8 33. Qh6+ Kf7 {next ...Qg6 is good for Black.} 34. Qh5+ Kf8 35. Qh6+ Kf7 {Threatening ...Qg6.} 36. Qh5+ Kf8 37. Qh6+ {Accuracy: White = 81%, Black = 77%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.25"]
[Round "3.5"]
[White "Wojtaszek, Radoslaw"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2724"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,80,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-16,0,0,0,0,0,0,0,0,14,12,9,14,23,23,27,23,25,20,35,46,49,24,34,-6,0,0,16,19,22,8,8,8,13,12,12,12,12,9,98,97,92,71,71,8,8,8,8]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. Qb3 Qb6 8. Nc3 Rd8 9. Na4 {D78: Fianchetto Grünfeld: 6 0-0 c6} (9. Bd2 dxc4 10. Qxc4 Be6 11. Qa4 Bf5 12. Rfe1 Ne4 13. Nxe4 Bxe4 14. Ba5 Qa6 15. Qa3 Re8 16. Bf1 c5 17. dxc5 Bxb2 {½-½ (17) Ding,L (2813)-Nepomniachtchi,I (2763) Wijk aan Zee 2019}) 9... Qxb3 10. axb3 {[#] Hoping for Nb6!} Na6 11. Nc3 $146 ({Predecessor:} 11. Bf4 Ne8 12. Nc3 {½-½ (29) Mrkvicka,J (2475)-Verhoef,H (2443) ICCF email 2016}) 11... Nc7 12. Bf4 Nfe8 13. Rfc1 Ne6 14. cxd5 Nxf4 15. gxf4 cxd5 16. Ne5 e6 17. Nb5 Bd7 18. Nxa7 Nd6 19. e3 Be8 20. Bf1 h6 21. b4 g5 22. fxg5 hxg5 23. b5 f6 24. Nd3 e5 25. Nc5 {aiming for dxe5.} Bf7 26. b6 exd4 27. exd4 f5 28. Ra4 Nc4 29. Bxc4 (29. Nc6 {is more complex.} bxc6 30. Rxa8 Rxa8 31. b7 Re8 32. Nd7) 29... dxc4 30. Nxb7 Rdb8 31. Nd6 {Threatens to win with b7.} Rxb6 32. Nxf7 Kxf7 33. Rcxc4 Rxb2 34. Rc7+ Kg8 35. Rc8+ Rxc8 36. Nxc8 {White wants to play Ne7+.} Kf7 (36... Rb5 $11) 37. Ra7+ $16 Kf8 {[#]} 38. Nd6 $1 f4 39. Kg2 (39. h3 $16) 39... Rxf2+ $1 $11 {[%mdl 64] Decoy} 40. Kxf2 Bxd4+ {[%mdl 64] Double Attack. Accuracy: White = 73%, Black = 64%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.25"]
[Round "3.6"]
[White "Nepomniachtchi, Ian"]
[Black "Wojtaszek, Radoslaw"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2773"]
[BlackElo "2724"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,55,9,1,3,18,12,17,16,18,4,15,15,26,14,14,12,9,12,17,0,0,0,0,0,332,348,413,391,441,436,472,486,616,602,615,581,549,444,444,444,436,436,436,436]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. Nc3 e5 8. Qd3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} Rc8 9. O-O h6 10. Nd2 {The position is equal.} Qc7 (10... Be6 11. Rd1 Nf6 12. Nf1 Bc4 13. Qf3 Bxf1 14. Kxf1 Be7 15. Qd3 Rc6 {½-½ (30) Ni,H (2674)-Fedoseev,V (2702) China 2019}) 11. h3 Nf6 12. a4 Be7 13. Rd1 O-O 14. Nf1 d5 $146 ({Predecessor:} 14... Be6 15. Ne3 Qc5 16. a5 {1-0 (80) Kratochvil,V (2270)-Cuccumini,V (2225) ICCF email 2014}) 15. exd5 {[#] Black must now prevent d6.} Ne8 16. d6 Bxd6 ({Don't blunder} 16... Nxd6 $2 17. Nd5 $18) 17. Nd5 $36 {[%mdl 2048] White is more active.} Qc6 ({Don't play} 17... Qxc2 $6 18. Qxc2 Rxc2 19. Nc3 $16) 18. Nfe3 Bc5 $2 {[%mdl 8192]} (18... f5 $11) 19. b4 $18 Bd6 20. c4 b6 21. a5 {[%cal Ba4a5,Ba5b6][%mdl 32] White is clearly winning.} e4 22. Qd4 Be6 23. axb6 Bxd5 24. Qxd5 Qxd5 25. Rxd5 Bxb4 26. Rxa6 Nd6 {[#]} 27. b7 $1 {[%mdl 576] Decoy} Nxb7 28. Rb6 $1 {[%csl LRb4,LRb7][%mdl 64] Double Attack. Accuracy: White = 89%, Black = 50%.} 1-0

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.27"]
[Round "4.1"]
[White "Grischuk, Alexander"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2772"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,76,-13,-9,-12,-8,-18,0,0,0,0,2,0,0,0,0,0,0,-22,0,0,0,0,0,-5,-4,-18,-8,-18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be2 Nc6 9. d5 Bxc3+ 10. Bd2 Bxa1 11. Qxa1 Nd4 12. Nxd4 cxd4 13. Qxd4 O-O {The position is equal.} 14. O-O {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (14. Bh6 Qa5+ 15. Kf1 f6 16. Bxf8 Kxf8 17. g4 Bd7 18. e5 Qb6 19. Qxb6 axb6 20. e6 Ba4 21. Kg2 Ra5 {1-0 (46) Novik,M (2482)-Drori,S (2359) Jerusalem 2017}) 14... Qb6 15. Qc3 Bd7 16. Bh6 {[%csl Gh6][%cal Rc3g7] [#]} f6 17. Bxf8 Rc8 18. Qf3 Kxf8 19. e5 Kg7 $146 ({Predecessor:} 19... Qd4 20. d6 Qxe5 21. Qxb7 Ke8 22. Ba6 Qxd6 23. Qb3 Be6 24. Qa4+ Bd7 25. Qb3 Be6 26. Qa4+ Bd7 27. Qb3 {½-½ (27) Ziegler,P (2093)-Ederer,K (2140) LSS email 2010}) 20. exf6+ exf6 21. h3 Qd6 22. Qd3 h5 23. Qd2 b5 24. Qa5 a6 25. Bf3 Be8 26. h4 Bf7 27. g3 Rc4 ({But not} 27... Bxd5 $2 28. Qd2 $18) 28. Rd1 Rc2 29. Be4 Rc8 (29... Rb2 {is interesting.} 30. Rd3 Rb4 31. Bg2 Rb1+ 32. Kh2 Rb2) 30. Bg2 Rc7 31. Bf3 Rc4 32. Bg2 Kg8 33. Bf3 Kh7 34. Kg2 f5 35. Qd2 b4 36. Qe3 Rc7 37. Rd3 a5 38. a3 bxa3 {Accuracy: White = 71%, Black = 65%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.28"]
[Round "4.2"]
[White "Nepomniachtchi, Ian"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2773"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,45,22,19,33,15,19,16,18,13,46,39,46,35,34,14,18,15,16,15,14,10,7,18,8,12,30,20,10,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} 10. Re2 Nc4 11. b3 Nb6 12. a4 $146 ({Predecessor:} 12. c3 d5 13. Re1 Re8 14. Rxe8+ Qxe8 15. a4 Be6 16. Na3 Nc8 17. Bf4 {0-1 (69) Fedoseev,V (2724)-Kramnik,V (2777) Wijk aan Zee 2019}) 12... a5 13. Nc3 d6 14. Ne4 Be7 15. Qe1 Nd5 16. Nc3 Nxc3 17. Rxe7 Nd5 18. Re2 Bg4 19. f3 Bf5 20. Qd2 Re8 21. Bb2 Rxe2 22. Qxe2 Qe8 23. Re1 {Accuracy: White = 62%, Black = 83%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.29"]
[Round "4.3"]
[White "Grischuk, Alexander"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2772"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,-11,14,8,0,-5,30,27,28,40,48,40,16,22,40,19,14,14,25,26,20,19,21,24,22,12,30,18,32,36,33,13,17,13,19,14,17,7,7,0,0,5,14,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. d3 Nc6 4. g3 d5 (4... g6 5. Bg2 Bg7 6. c4 d6 7. h3 O-O 8. Nc3 Nd7 9. Bg5 f6 10. Be3 f5 11. exf5 gxf5 12. Qd2 {0-1 (44) Duda,J (2738)-Giri,A (2783) Wijk aan Zee 2019}) 5. exd5 Qxd5 6. Bg2 {C44: Ponziani Opening and Scotch Gambit} Bg4 {[#] Threatens to win with ...e4.} 7. h3 Bxf3 (7... Be6 {keeps more tension.} 8. Nc3 Qd7 9. Ng5 Bf5 10. g4 Bg6) 8. Qxf3 $146 {White has an edge.} ({Predecessor:} 8. Bxf3 Qe6 9. Nc3 Bb4 10. Bg2 O-O 11. O-O Rad8 12. a3 Bxc3 13. bxc3 {½-½ (60) Laurent Paoli,P (2305)-Sezdbekov,A (1861) Khanty-Mansiysk 2016}) 8... Qxf3 9. Bxf3 Nd4 10. Bd1 O-O-O 11. Nd2 Nc6 12. a3 g6 13. Ne4 Nxe4 14. dxe4 h5 15. c3 Bh6 16. Bxh6 Rxh6 17. Bb3 f6 18. h4 Kd7 19. Ke2 Ke7 20. Rhd1 Rhh8 {The position is equal.} 21. Bd5 Rd6 22. b4 Nd8 23. f4 c6 24. Bb3 Rxd1 25. Rxd1 $11 {[%mdl 4096] Endgame KRB-KRN} Ne6 26. Ke3 a5 27. Bxe6 (27. fxe5 {seems wilder.} fxe5 28. Bxe6 Kxe6 29. bxa5 Ra8 30. Rb1) 27... Kxe6 28. bxa5 {KR-KR} Ra8 29. Rb1 Rxa5 30. Rxb7 Rxa3 31. Kd3 exf4 32. gxf4 Ra1 33. Rc7 Kd6 34. Rf7 Ke6 35. Rc7 Kd6 36. Rf7 Ke6 37. Rc7 {Accuracy: White = 72%, Black = 78%.} 1/2-1/2

[Event "Grand Prix Moscow 2019"]
[Site "Moscow"]
[Date "2019.05.29"]
[Round "4.4"]
[White "Nepomniachtchi, Ian"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2773"]
[BlackElo "2772"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.05.17"]
[EventType "k.o."]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,15,14,18,29,22,12,4,10,17,14,12,16,17,25,14,29,19,23,8,9,7,0,2,33,0,0,0,71,69,70,71,71,70,70,77,45,45,99,102,87,95,140,140,147,155,147,133,214,200,281,234,458,458,458,394,423,420,570,610,620,335,1265,1256]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. a4 {Threatens to win with b4. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} a6 7. h3 Ba7 (7... h6 8. O-O O-O 9. Re1 a5 10. Nbd2 Be6 11. Qb3 Qd7 12. Bxe6 fxe6 13. Nf1 Nh5 {½-½ (43) Nepomniachtchi,I (2757)-Grischuk,A (2766) chess.com INT 2018}) 8. O-O {The position is equal.} h6 9. Re1 O-O 10. Nbd2 Re8 11. b4 Be6 12. Bxe6 Rxe6 13. Qc2 Qd7 {[#]} 14. Nc4 $146 ({Predecessor:} 14. Rb1 Rd8 15. b5 Ne7 16. Nc4 Ng6 17. b6 {½-½ (17) Van Foreest,J (2612)-Radjabov,T (2757) Wijk aan Zee 2019}) 14... d5 15. exd5 Qxd5 {White must now prevent ...e4.} 16. Ne3 Qd7 17. Nc4 (17. b5 $5 {[%cal Rb5c6]} Na5 18. c4 $11) 17... Qd5 {Hoping for ...e4.} 18. Ne3 $36 {[%mdl 2048] White fights for an advantage.} Qd7 19. b5 Na5 20. c4 Bd4 21. Rb1 axb5 22. axb5 Ree8 23. c5 Nd5 (23... Bxe3 $14 24. Bxe3 e4 25. dxe4 Rxe4) 24. Nxd5 $16 Qxd5 25. Nxd4 exd4 {[#]} 26. Rxe8+ $1 Rxe8 27. Bf4 Re7 28. Qa4 b6 (28... Qf5 $16) 29. c6 $18 Kh7 (29... f6 $142 30. Rb4 g5) 30. Rb4 Qe6 $2 (30... g5) 31. Rxd4 f5 32. Be3 g5 33. Qb4 Rg7 34. Rd8 Nb3 35. Bd4 ({Not} 35. Qf8 f4 $16) 35... Re7 $2 {[#]} (35... Nxd4 36. Qxd4 Re7) 36. Qxe7+ $1 {[%mdl 512] Accuracy: White = 81%, Black = 40%.} 1-0

