[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.1"]
[White "Svidler, Peter"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2742"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,103,14,8,19,6,19,15,17,19,15,-40,-28,-40,-30,-47,-32,-32,-46,-68,-18,
-188,-102,-103,-98,-90,-86,-80,-77,-106,-93,-102,-104,-120,-116,-122,-72,-115,
-93,-93,-101,-185,-174,-175,-91,-246,-246,-270,-203,-428,-408,-392,-413,-417,
-413,-403,-332,-342,-255,-260,-244,-414,-413,-392,-375,-439,-453,-440,-288,
-758,-742,-796,-786,-678,-459,-434,-278,-278,-278,-278,-239,-278,-278,-278,
-256,-278,0,-2,-13,-18,29983,29984,29980,29981]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5
4. c3 Nf6 5. d3 d6 6. O-O O-O 7. Re1 $1 {[%mdl 4] is more profitable than 7.
Bb3 at the moment.} a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and
5 d3.} 8. Nbd2 Be6 9. Bb5 Qb8 {The position is equal.} 10. Nf1 Qa7 {[#]} 11. d4
$1 $146 {[%mdl 8] A top novelty.} ({White should play} 11. Be3 $11 Bb6 12. d4)
({Predecessor:} 11. Be3 Bxe3 12. Nxe3 Ne7 13. a4 h6 14. Bc4 Bxc4 15. Nxc4 Ng6
16. g3 Rfe8 17. Qb3 {0-1 (65) Karjakin,S (2757)-Tari,A (2639) chess24.com INT
2021}) 11... exd4 $15 12. Bxc6 {[%cal Rc3d4]} dxc3 13. Ba4 $1 {And now Qc2
would win.} Bxf2+ 14. Kh1 Bxe1 15. Qxe1 Ng4 16. h3 $2 {[#]} (16. bxc3 $11 {
and White stays safe.} Nf2+ 17. Kg1 Nxe4+ 18. Nd4) 16... Nf2+ (16... Qf2 $1 $19
17. bxc3 Qxe1 18. Nxe1 Nf2+ {[%mdl 64] Double Attack} 19. Kh2 Nxe4) 17. Kh2 $17
cxb2 18. Bxb2 Nd3 19. Qc3 {[%csl Gb2][%cal Rc3g7]} Nxb2 20. Qxb2 Qc5 21. a3 d5
22. Rc1 Qe7 23. e5 c5 24. Ne3 Rfd8 25. Bb5 a4 26. Qf2 (26. Kh1 $17 {might work
better.}) 26... Ra5 $19 27. Bd3 g6 (27... c4 $19 28. Bf5 Rb5) 28. Bb1 (28. Rb1
$17 {was worth a try.}) 28... d4 29. Nf1 c4 30. Nxd4 $2 (30. Ng3) 30... Qc5 31.
Rd1 Qxe5+ 32. Ng3 {White wants to play Nc6!} Rad5 {[%cal Rd5d4]} 33. Nf3 Qd6
34. Re1 b5 35. Be4 Qc5 ({Inferior is} 35... Qxa3 36. Bxd5 Rxd5 37. Ne4 $11) 36.
Qb2 (36. Qc2 Qxa3 37. Bxd5 Bxd5 38. Nd4) 36... c3 37. Qc1 {[#]} Rd2 {[%mdl 512]
} 38. Rf1 (38. Rg1 Rf2) 38... Bc4 39. Rg1 Qe3 {Threatens to win with ...f5.}
40. Bc6 $2 (40. Re1 Qc5 41. Rg1) 40... f5 41. Re1 Qf2 {[%csl Gd2][%cal Rf2g2]}
42. Rg1 c2 {...Rd1 is the strong threat.} 43. Nxd2 Rxd2 44. Bf3 Qd4 45. Re1 Kf7
46. Nf1 Bxf1 47. Rxf1 Qc3 48. Kh1 Kg7 $2 (48... b4 $19 {aiming for ...b3.} 49.
axb4 a3) 49. Qe1 $11 Kf8 50. Bc6 $1 {[#]} Rd1 $2 {[%mdl 8192]} 51. Qxc3 Rxf1+
52. Kh2 {Weighted Error Value: White=0.38/Black=0.51} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.2"]
[White "Caruana, Fabiano"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2773"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,22,28,22,35,29,37,31,46,0,17,0,0,0,0,0,5,0,0,0,0,0,0,0,2,8,0,0,0,0,
0,-156,-147,-158,-156,-145,-146,-265,-20,-20,-19,-20,-6,-7,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,-22,-8,-11,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 f5 2. Nc3 Nf6 3.
d3 e5 4. g3 Bc5 5. Bg2 d6 6. e3 {A10: English Opening: Unusual Replies for
Black.} Nc6 7. Nge2 a6 8. d4 {White is slightly better.} Ba7 {[#]} 9. b4 $146 (
{Predecessor:} 9. b3 Qe7 10. O-O Nd8 11. dxe5 dxe5 12. e4 O-O 13. Be3 c6 14.
Bxa7 Rxa7 15. Qd3 {1/2-1/2 (26) Shankland,S (2717)-Mareco,S (2643) Montevideo
2018}) 9... O-O 10. b5 axb5 11. cxb5 Na5 12. dxe5 dxe5 13. Ba3 Qxd1+ 14. Rxd1
Re8 15. Bb4 Bb6 16. Nd5 Nxd5 17. Bxd5+ Be6 18. O-O Bxd5 19. Rxd5 Nc4 20. Nc3 {
[#]} (20. Ra1 $11) 20... c6 $1 $17 {[%cal Rc6d5]} 21. bxc6 bxc6 {[%cal Bb7c6,
Bc6c5][%mdl 32]} 22. Rd7 c5 23. Rb1 {[#]} (23. Rc1 $17 cxb4 24. Nd5) 23... Red8
$2 ({Inferior is} 23... cxb4 24. Rxb4 Rac8 25. Nd5 $11) (23... e4 $1 $19 24.
Bxc5 Bxc5) 24. Rxd8+ $11 {The position is equal.} Rxd8 25. Ba3 $1 Ba5 26. Nb5
Rb8 {White must now prevent ...Bb4!} 27. Bxc5 Nd2 28. Rb2 Bc3 29. Ba7 Rb7 30.
Rc2 Nf3+ 31. Kf1 Rxb5 32. Rxc3 {[%mdl 4096] Endgame KRB-KRN} Rb1+ 33. Kg2 e4
34. Rc8+ Kf7 35. Rc7+ Kg6 36. h4 Kh6 37. Bc5 g6 {And now ...Kh5 would win.} 38.
Ba3 Rg1+ 39. Kh3 Rh1+ 40. Kg2 Ra1 41. Kh3 {Intending Bf8+ and mate.} Rh1+ 42.
Kg2 Rg1+ 43. Kh3 {Threatening mate with Bf8+.} Rh1+ {Weighted Error Value:
White=0.18/Black=0.16} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.3"]
[White "Radjabov, Teimour"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2758"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,38,14,29,27,17,28,21,29,20,16,23,21,19,17,29,17,19,18,19,29,24,16,24,
0,17,0,24,0,23]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7
7. a3 {D37: Queen's Gambit Declined: 5 Bf4.} c5 8. cxd5 Nxd5 9. Nxd5 exd5 10.
dxc5 Nxc5 11. Be5 Bf5 $1 {[%mdl 4] is recently more successful than 11...Bf6.}
12. Be2 Bf6 13. Bxf6 Qxf6 14. Qd4 Qd6 {Threatening ...Nb3.} 15. Rd1 Rfd8 {
White should prevent ...Bc2.} 16. Qd2 {[#]} Qf6 $5 $146 {[%mdl 8] An
interesting novelty.} ({Predecessor:} 16... Nb3 17. Qc3 Qb6 18. Nd4 Nxd4 19.
Qxd4 Qxd4 20. Rxd4 Rac8 21. g4 Rc1+ 22. Rd1 Rxd1+ 23. Bxd1 Be6 24. f4 f5 25.
gxf5 Bxf5 26. Bb3 {1/2-1/2 (66) Nepomniachtchi,I (2784)-Nakamura,H (2736)
chess24.com INT 2020}) 17. Qd4 Qd6 18. Qd2 Qf6 19. Qd4 Qd6 {A rather calm draw.
Weighted Error Value: White=0.06/Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.4"]
[White "Mamedyarov, Shakhriyar"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2761"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,106,0,0,0,10,0,37,28,29,22,22,14,12,0,0,0,0,-31,-29,-54,-57,-57,-57,
-31,-46,-62,-39,-109,-88,-64,-45,-45,-45,-47,-46,-109,-95,-146,-142,-141,-60,
-175,-163,-168,-169,-210,-221,-210,-211,-228,-225,-216,-204,-193,-76,-70,-79,
-88,0,0,0,0,7,32,213,223,179,101,601,588,484,210,198,-582,-575,-745,-715,-706,
-708,-710,-709,-693,-668,-765,-732,-727,-727,-680,-514,-690,-678,-29984,-29985]
} 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. d3 Nd7 5. Nbd2 e6 6. e4 Bd6 7. h3 Bh5 8. O-O
Ne7 9. d4 {A07: Réti Opening: New York and Capablanca Systems.} O-O 10. Re1 b5
{[#]} 11. a4 $146 {White is slightly better.} ({Predecessor:} 11. c3 Qb6 12.
Nb3 Rae8 13. Bg5 h6 14. Bd2 Qb8 15. a4 b4 16. c4 dxc4 17. Na5 {0-1 (46) Sunye
Neto,J (2525)-Granda Zuniga,J (2620) Sao Paulo 1995}) 11... b4 12. c4 bxc3 13.
bxc3 Rb8 14. e5 Bc7 15. Ba3 c5 16. Nb3 c4 17. Nc5 Nxc5 18. Bxc5 Ba5 19. Qc1 Qd7
20. Nh4 Rfe8 21. f4 (21. Qd2 $15) 21... Rb3 22. Re3 Bg6 23. Nxg6 hxg6 24. g4
Reb8 25. Qe1 ({Better is} 25. Rf3 $15) 25... Rb2 $17 26. Qh4 (26. Bf3 $142)
26... Bd8 27. Qe1 Nc6 (27... R8b3 $1 $17 28. Bf1 Ba5) 28. Kh1 (28. Ba3 $1 $15)
28... Be7 29. Bxe7 Qxe7 (29... Nxe7 30. Re2 $17) 30. Qg3 Rb1+ 31. Rxb1 Rxb1+
32. Kh2 Qa3 $1 33. f5 Qc1 $1 {[%csl Gb1][%cal Rc1g1]} (33... Qxa4 34. Rf3 $17)
(33... gxf5 34. gxf5 Qc1 35. h4 $11) (33... exf5 $2 34. e6 $18) 34. h4 gxf5 (
34... Rb3 $1 $19 {and Black stays clearly on top. White must now prevent ...
Nxd4!} 35. Rf3 Nxd4 36. cxd4 Rxf3 37. Bxf3 (37. Qxf3 $2 c3 $19) 37... c3 38.
fxe6 fxe6) 35. gxf5 {Threatens to win with f6.} Ne7 (35... exf5 $2 36. e6 $18)
36. fxe6 Nf5 $40 {[%mdl 128] Black is up to no good.} (36... fxe6 $17 37. Rf3
Rb2) 37. e7 $11 {[%cal Re7e8]} Rb8 38. Re1 Qd2 {[#]} 39. Rb1 $1 {[%cal Rb1b8]}
Re8 (39... Nxg3 $14 40. Rxb8+ Kh7 41. Rh8+ {[%mdl 64] Decoy} (41. Kxg3 g5 $11)
(41. e8=Q Qf4 $11) 41... Kxh8 42. e8=Q+ {[%mdl 64] Double Attack} Kh7 43. Qxf7
(43. Kxg3 Qe1+ 44. Kh2 Qxh4+ 45. Bh3 Qf2+ 46. Kh1 Qe1+ 47. Kh2 Qf2+ 48. Bg2
Qh4+ 49. Bh3 Qf2+ $11) 43... Ne4) 40. Qg5 $18 Ne3 41. Kh1 ({White should play} 
41. Rg1 $18 {Hoping for Kh1.} g6 42. Kh1) 41... Qxc3 $2 {[%mdl 8192]} (41...
Qc2 $16 42. Rg1 Nd1) 42. e6 $1 {[%cal Re6f7]} Qxd4 {Strongly threatening ...c3.
} 43. exf7+ ({Not} 43. Re1 Nxg2 44. exf7+ Kxf7 $11) (43. Bf3 $142) 43... Kxf7 {
[#]} 44. Bf3 $4 {[%mdl 8192]} (44. h5 $1 $18 {is the narrow road to win.
Threatening mate with Qg6+.} Kg8 45. Qg6 Qh4+ {[%mdl 64] Double Attack} 46. Kg1
Qxe7 {[#]} 47. Rb7 $1 {[%mdl 64] Deflection} Qxb7 48. Qxe8+ {[%mdl 64] Double
Attack} Kh7 49. Qxe3) 44... Rxe7 $19 45. Bh5+ Ke6 46. Qg6+ Qf6 47. Qg3 Qe5 48.
Qg6+ Kd7 49. Bf3 Qe6 50. Qg3 Qd6 51. Qg5 Kc7 52. Re1 Qe5 53. Qg6 Qf4 {[%mdl 64]
Double Attack.  Weighted Error Value: White=0.37/Black=0.33} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.5"]
[White "Nepomniachtchi, Ian"]
[Black "Dubov, Daniil"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "2778"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,-4,15,-12,0,-15,-5,-33,-22,-40,8,-4,0,0,0,-6,26,19,26,30,32,11,17,
13,7,18,101,101,101,100,134,19,26,25,20,18,24,16,27,13,35,13,27,22,22,0,22,24,
70,43,129,129,137,121,136,124,155,153,152,145,144,152,209,164,212,184,208,192,
279,296,276,283,266,248,275,305,304,293,631,643,583,784,795,542,1058,985,934,
934]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. Nb5 Na6 5. e3 Bg7 6. Nf3 {D00: 1 d4 d5:
Unusual lines.} O-O {6...0-0 is better than 6...c6.} 7. h3 Ne4 8. c3 {The
position is equal.} c6 9. Na3 Nb8 10. Be2 {[#]} Bf5 $146 ({Predecessor:} 10...
b6 11. O-O Bb7 12. c4 e6 13. Rc1 Nd7 14. Nb1 c5 15. cxd5 Bxd5 16. Nc3 Nxc3 17.
bxc3 cxd4 18. cxd4 Bxa2 {1-0 (58) Xiong,J (2709)-Theodorou,N (2554) Chess.com
INT 2020}) 11. O-O Nd7 12. c4 Nb6 13. Rc1 c5 14. Be5 Bxe5 15. dxe5 (15. Nxe5 {
feels hotter.} dxc4 16. Naxc4 cxd4 17. exd4 Rc8 18. Re1) 15... dxc4 16. Nxc4
Qxd1 17. Rfxd1 Na4 (17... Rad8 $11) 18. g4 $16 Be6 19. Bd3 Bxc4 20. Bxc4 ({
White must play} 20. Bxe4 $16 {Black must now prevent b3.} Bxa2 21. Rd7 (21.
Bxb7 Rad8 $14)) 20... Rad8 21. Rxd8 Rxd8 22. Rc2 Nb6 23. Kg2 Kg7 24. Be2 Rd5
25. a3 a5 26. Bc4 Rd1 27. Be2 Rd5 28. Kf1 e6 29. Ke1 Kf8 {[#] Black is on the
road to losing.} ({Black should play} 29... f5 $14) 30. Bf1 $1 Rd7 31. Ng1 c4
32. Bxc4 Nc5 33. Be2 Nd3+ 34. Bxd3 Rxd3 {[%mdl 4096] Endgame KRN-KRN} 35. Nf3
Rd7 (35... Rd5 $16 36. Ke2 h6) 36. Nd4 g5 37. Ke2 h6 38. Nb5 Ke7 (38... f6 {
was necessary.} 39. exf6 Kf7) 39. Nd6 $18 f6 40. f4 gxf4 41. exf4 Nd5 42. Kf3
fxe5 43. fxe5 a4 $2 (43... Nc7 44. Ke4 (44. Nxb7 Nb5 $11) 44... Ne8 45. Nc8+
Kf8) 44. Rc8 {[%csl Gd6][%cal Rc8e8] [#]White is clearly winning.} Rd8 45. Rxd8
Kxd8 46. Nxb7+ Ke7 47. Nc5 Nb6 48. Ke4 {Weighted Error Value: White=0.10/
Black=0.27} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.6"]
[White "So, Wesley"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2741"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,117,32,33,39,36,43,25,25,26,31,38,20,37,22,34,0,0,0,0,0,0,0,0,0,0,0,
0,-43,0,0,0,0,0,0,0,0,0,0,0,0,22,9,14,10,52,63,77,82,87,52,49,62,56,63,112,0,
30,0,122,139,149,152,155,150,151,150,157,62,72,0,176,160,160,109,137,117,100,0,
0,0,34,41,381,369,382,369,334,341,194,56,430,430,430,430,418,426,430,430,422,
418,420,0,0,0,410,331,410,398]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5.
Qxd4 Nc6 6. Qd1 exd5 7. Qxd5 {D32: Tarrasch Defence: Sidelines and lines
without g3.} Bd6 {7...Be6 is a critical line.} 8. Bg5 Nge7 9. Qd2 {White has
an edge.} h6 {[#]} 10. Rd1 $1 hxg5 11. Qxd6 Qb6 12. Qa3 {[#]} O-O $146 ({
Predecessor:} 12... Be6 13. e3 O-O 14. Bd3 {1-0 (14) Ropokis,D-Neelmeier,S 
(1748) ICCF email 2016}) 13. e3 Nb4 14. Qa4 Bf5 15. e4 Be6 16. a3 Na2 17. Nxa2
Bxa2 18. Qb5 Qe6 19. Bd3 (19. Qxg5 Qxe4+ 20. Qe3 Qa4 $15) (19. Qxb7 $2 Rfb8 $19
) 19... Rfd8 (19... Ng6 $5 {[%cal Rg6f4]} 20. Nh3 (20. Qxg5 Rad8 $11) (20. Qxb7
Bb3 $19) 20... g4 $11) 20. Ne2 Nc6 {Threatens to win with ...Ne5.} 21. O-O (21.
Qxb7 $2 Rab8 $19) 21... Ne5 22. Nc1 Nxd3 23. Nxa2 (23. Nxd3 Bc4 $17) 23... a6
24. Qxb7 Nf4 {And now ...Rxd1 would win.} 25. Nc3 {Black must now prevent h3.}
Rdb8 26. Qd7 Rxb2 27. Qxe6 fxe6 (27... Nxe6 {is interesting.} 28. Nd5 a5 29.
Ra1 Rab8 30. f3 f6) 28. g3 Ng6 29. Rd6 Kf7 30. Rd7+ Kf6 31. Rc7 {aiming for
Na4.} Rd8 32. Rc6 Kf7 33. Rc7+ (33. Na4 $16 Rbb8 34. Rc7+ (34. Rxa6 Ra8 $16)
34... Kf6 35. Nc5) 33... Kf6 $11 34. Rc6 (34. Ra7 $11) 34... Kf7 $16 35. Na4 $1
$36 {[%cal Ra4b2][%mdl 2048] White is on the roll.} Re2 36. Nc5 Ne5 37. Rxa6 (
37. Rxe6 $6 Nf3+ 38. Kg2 Ne1+ 39. Kh1 Rdd2 $14) 37... Nf3+ 38. Kg2 g4 39. Ra7+
({Inferior is} 39. Rxe6 Nd2 $11) (39. Nxe6 $16 Rdd2 40. h4) 39... Kf6 $14 40.
Ra6 ({Better is} 40. h4 $16) 40... Rdd2 $2 (40... Kf7 $11) 41. Nxe6 $18 ({
And not} 41. Rxe6+ Kf7 $11) 41... Kf7 42. Nf4 (42. h4 $142) 42... Rxe4 43. h3 {
Hoping for Ra7+.} Ne1+ 44. Rxe1 Rxe1 $11 45. hxg4 $16 {[%mdl 4096] Endgame
KRR-KRN} Ra2 46. g5 Kf8 $2 {[%mdl 8192]} (46... Rd2 $14) 47. g6 $1 $18 Re8 48.
Ne6+ Kg8 {[#]} 49. Ra7 $1 Kh8 {[#]} (49... Rb2 $142 50. Rxg7+ Kh8) 50. Nd4 ({
Weaker is} 50. Nxg7 Rg8 $14) (50. Rf7 $1 $18) 50... Rf8 $2 {[%mdl 8192] [#]} (
50... Rb2 $1 $14) 51. Nf5 $1 {[%mdl 512] Rf7 is the strong threat.} Rb2 52. g4
Rg8 53. Re7 Rb6 54. Re1 {[%cal Re1h1]} Rgb8 55. Rh1+ $1 Kg8 {[#]} 56. Rd1 $2 (
56. Ne7+ $1 $18 Kf8 57. Nd5) 56... Kf8 $11 57. Rh1 $2 {[%mdl 8192]} (57. Nh4
$11) 57... Kg8 $18 {[#]} 58. Ne7+ $1 Kf8 59. Nd5 {[%cal Rh1h8] Weighted Error
Value: White=0.21/Black=0.34} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.7"]
[White "Vachier-Lagrave, Maxime"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2860"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,79,22,25,20,25,20,20,30,30,29,32,40,36,26,23,19,28,17,15,31,36,14,40,
21,19,21,25,22,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 cxd4 7.
Nxd4 Ne7 8. O-O $1 {[%mdl 4] is more profitable than 8.Nd2 at the moment.} Nbc6
9. Bb5 {B12: Caro-Kann: Advance Variation.} a6 10. Bxc6+ bxc6 11. c4 Qd7 12.
Nc3 dxc4 13. Na4 {Hoping for Nb6.} Nd5 14. Nxf5 exf5 15. Rc1 c3 16. Nxc3 Nxe3
17. fxe3 g6 18. Qxd7+ Kxd7 19. Rfd1+ Ke7 20. Ne2 {[#]} Bh6 $146 ({Predecessor:
} 20... Bg7 21. Nd4 Bxe5 22. Nxc6+ Kf6 23. Nxe5 Kxe5 24. Rc5+ Kf6 25. b4 Rae8
26. Kf2 Re6 {1/2-1/2 (35) Van Tricht,M (2312)-Marbourg,D (2268) ICCF email 2017
}) 21. Kf2 ({Don't play} 21. Rxc6 Bxe3+ 22. Kf1 Rhd8 $15) 21... Rhc8 {The
position is equal.} 22. Rc5 Rab8 23. b3 Rb5 24. Rdc1 Kd7 25. Nd4 Rxc5 26. Rxc5
$11 {[%mdl 4096] Endgame KRB-KRN} Bf8 27. Rc4 c5 28. Nf3 Ke6 29. Ke2 h6 30. h3
Bg7 31. b4 Bxe5 32. bxc5 Bg7 33. Ra4 Rxc5 34. Rxa6+ Ke7 35. Ne1 Rc1 36. Ra7+
Kf8 37. Ra8+ Ke7 38. Ra7+ Kf8 39. Ra8+ Ke7 40. Ra7+ {Weighted Error Value:
White=0.02/Black=0.01} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "1.8"]
[White "Pichot, Alan"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2533"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,64,27,35,31,26,34,27,38,34,23,22,24,14,17,16,26,22,13,12,28,-46,-43,
-205,-202,-212,-231,-211,-215,-299,-278,-305,-317,-401,-420,-422,-426,-429,
-407,-432,-428,-493,-493,-491,-487,-487,-486,-481,-485,-485,-478,-531,-506,
-465,-463,-551,-544]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. c4
g6 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} 7. N1c3 {Threatens
to win with Nd5.} a6 8. Na3 Bg7 {White has an edge.} 9. Nc2 Nf6 10. Be2 O-O 11.
Be3 Be6 12. O-O Rc8 {[#]} 13. f3 $146 ({Predecessor:} 13. b3 Qa5 14. Bd2 Qd8
15. Rc1 Nd4 16. f3 Nxc2 17. Rxc2 Qb6+ 18. Kh1 Nh5 19. Qc1 {1-0 (103) Ganguly,S
(2676)-Potapov,P (2483) Pardubice 2016}) 13... Nh5 14. Nd5 Bxd5 15. Qxd5 ({
Better is} 15. cxd5 $11 Ne7 16. Nb4) 15... Nd4 $1 $15 {[%cal Rd4e2]} 16. Bd3 {
[#] This move loses the game for White.} ({Not} 16. Bxd4 $2 exd4 17. f4 Qb6 $19
) (16. Nxd4 $15 exd4 17. Bd2 (17. Bxd4 $2 Nf4 $19 {[%mdl 64] Double Attack}))
16... b5 $1 $19 17. Nxd4 exd4 18. Bg5 {[#]} ({Avoid the trap} 18. Bxd4 $2 Nf4
$19) 18... Qb6 19. cxb5 {aiming for Rac1.} Rc5 {[%cal Bc8c5,Bc5g5,Bg5g2][%mdl
96] Double Attack} 20. Qb3 {Bd2 is the strong threat.} Rxg5 21. bxa6 Qxb3 22.
axb3 {Threatening f4.} Nf4 $1 {[%csl LRd3,LRg2][%mdl 64] Double Attack} 23. Bc4
{With the idea g3.} Rxg2+ {[%mdl 64] Double Attack} 24. Kh1 {If White can now
play Bd5 this consolidates a bit.} Rxb2 {Black is clearly winning.} 25. Rfb1
Rc2 {And now ...d3 would win.} 26. Rc1 d3 27. Rxc2 {Black must now prevent
Rca2.} Bxa1 (27... dxc2 $2 28. Rc1 $19) 28. Rc1 Bd4 29. Rd1 Bc5 30. h4 Kg7 31.
Kh2 Kf6 32. Kg3 Ke5 {Weighted Error Value: White=0.31/Black=0.01} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.1"]
[White "Aronian, Levon"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "C59"]
[WhiteElo "2778"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,145,0,-9,25,24,41,41,29,37,54,46,43,35,49,19,17,22,60,57,68,29,80,25,
47,2,12,10,10,0,0,0,9,0,25,0,59,0,0,0,0,0,0,-49,-46,-32,-43,-175,-169,-257,
-257,-245,-252,-344,-333,-306,-77,-85,-80,-84,-85,-91,-82,-74,-42,-41,-41,-40,
-23,-18,-8,-14,0,-70,-8,-8,-8,-8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,-246,
-246,-246,-236,-236,-232,-197,0,0,0,0,0,0,0,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,
0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5b7,Bb7c5,Bc5e4][%mdl
32]} 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8. Be2 h6 9. Nh3
Bd6 {The modern move.} 10. d3 Nb7 {C59: Two Knights: 4 Ng5 d5 5 exd5 Na5 5
Bb5+ c6 6 dxc6 bxc6 7 Be2.} 11. Ng1 Nc5 12. Nf3 {[#]} e4 $146 {White is
slightly better.} ({Predecessor:} 12... O-O 13. O-O Qc7 14. Nc3 Rd8 15. Qe1 Bf5
16. Be3 Ne6 17. Nd2 Nd5 18. Nde4 Bf8 {1/2-1/2 (40) Bologan,V (2734)-Beliavsky,
A (2609) Istanbul 2012}) 13. dxe4 Ncxe4 14. O-O O-O 15. Nbd2 Qc7 16. Nc4 Bc5 $1
{Hoping for ...Nxf2.} 17. Be3 Rd8 18. Qc1 Bxe3 19. Nxe3 (19. fxe3 Ba6 $11)
19... Rb8 (19... Re8 $11 {keeps the balance.}) 20. c3 (20. Bd3 $16) 20... Bg4
$11 21. Rd1 (21. Re1 {is interesting.} Bh5 22. g3 Bg6 23. Nd4 c5 24. Nf3) 21...
Ng5 22. Nxg5 ({Don't play} 22. Nxg4 Rxd1+ 23. Bxd1 Nxg4 $17) 22... Bxe2 23. Re1
Bh5 24. Nh3 Re8 25. b3 Re6 26. Nc4 Rxe1+ 27. Qxe1 Re8 28. Qd2 Bg4 29. Nf4 g5
30. Nd3 Re2 {[%mdl 1024] Black has compensation.} 31. Qc1 Bf5 32. Qd1 {[#]} ({
White should try} 32. Nde5 $15) 32... Ng4 $1 $19 {[%mdl 512]} 33. g3 {[#]} (33.
f4 {keeps fighting.} Bxd3 34. Qxd3 Qxf4 35. Qg3) 33... Qe7 $1 {[%cal Re7e4]} ({
And not} 33... Bxd3 34. Qxd3 Re6 35. Rd1 $16) 34. h3 Bxd3 35. Qxd3 Nxf2 {
[%mdl 64] Double Attack} 36. Qf5 Re1+ (36... h5 $19 {and Black stays clearly
on top.} 37. a4 g4 38. hxg4 Nh3+ 39. Kf1 h4) 37. Rxe1 $17 Qxe1+ {[%mdl 64]
Double Attack} 38. Kg2 Ne4 39. Qf3 Nxc3 40. h4 Ne4 (40... c5 {is more complex.}
41. Ne3 Qd2+ 42. Kh3 Ne2 43. Qe4 Ng1+) 41. Qe3 Qxe3 42. Nxe3 $15 {[%mdl 4096]
Endgame KN-KN} Nc3 43. a4 Ne4 44. Nf5 Kh7 45. b4 (45. hxg5 $11 hxg5 46. b4)
45... gxh4 (45... c5 $15 46. Kf3 {[#]} Nxg3 $1 47. Kxg3 cxb4) 46. gxh4 $11 c5
47. Kf3 Nc3 48. bxc5 Nxa4 49. c6 {And now c7 would win.} Nb6 50. h5 {Threatens
to win with Ke4.} a5 $1 51. Ke4 {aiming for Kd4.} a4 52. Kd4 a3 53. Kc3 {
Kb3 is the strong threat.} Nc4 54. Nd4 ({Don't go for} 54. Kxc4 $2 a2 $19)
54... a2 55. Nc2 Ne3 {( -> ...Nxc2)} 56. Na1 Nd5+ 57. Kc4 $2 (57. Kb2 $11 {
and White stays safe.}) 57... Ne7 $19 58. c7 Kg7 59. Kb3 Kf6 60. Kxa2 Kg5 $2 ({
Better is} 60... Ke5 $19 {Strongly threatening ...Kd6.} 61. Kb3 Kd6) 61. Kb3
$11 {The position is equal.} Kxh5 62. Nc2 Kg5 63. Kc4 h5 {With the idea ...h4.}
64. Kd3 h4 {White must now prevent ...h3.} 65. Ke2 Kf6 66. Nd4 Nc8 67. Kf3 Ke5
68. Nc6+ Kd6 69. Nd8 Kxc7 70. Nxf7 Nd6 71. Nxd6 Kxd6 72. Kg4 h3 73. Kxh3 {
Weighted Error Value: White=0.27/Black=0.18} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.2"]
[White "Ding, Liren"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2836"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,97,41,52,55,34,39,14,7,13,67,36,32,36,39,13,61,5,43,31,71,63,72,68,
74,73,84,73,77,67,68,57,57,57,54,55,57,72,69,61,61,61,65,62,87,22,27,20,86,85,
93,83,82,86,136,136,136,136,136,136,111,147,174,162,283,305,239,172,325,287,
652,680,695,697,697,686,658,647,1192,817,1511,1495,1694,1737]} 1. Nf3 Nf6 2. g3
g6 3. Bg2 Bg7 4. c4 O-O 5. d4 d6 6. O-O Nc6 7. Nc3 e5 8. d5 Nb8 {outshines the
older 8...Ne7.} 9. e4 a5 {E62: King's Indian: Fianchetto: 6...c6 and Panno
Variation (6...Nc6) without ...a6.} 10. Rb1 Na6 11. Re1 Nc5 {The position is
equal.} 12. b3 {[#]} c6 $146 (12... Bd7 $11) ({Predecessor:} 12... Bd7 13. a3
a4 14. b4 Nb3 15. Bb2 Bh6 16. Na2 Nh5 17. Nc1 f5 18. Nxb3 axb3 {1/2-1/2 (56)
Ding,L (2778)-Grischuk,A (2747) Wenzhou 2016}) 13. dxc6 bxc6 14. Ba3 Qe7 15.
Qd2 Rd8 16. Rbd1 (16. Bxc5 $14 dxc5 17. Qg5) 16... Be6 17. h3 Qc7 18. Ng5 Qb6
19. Qe3 Bh6 20. h4 Ne8 21. Bxc5 Qxc5 22. Qxc5 dxc5 23. Nxe6 fxe6 24. Na4 {
Black must now prevent Nb6.} Bd2 25. Rf1 ({Much weaker is} 25. Nxc5 Bxe1 26.
Rxe1 Rd2 $15) 25... Nc7 26. Nxc5 Bc3 27. Bh3 Kf7 28. Kg2 Ke7 29. f4 Bd4 30. Nb7
({White should try} 30. Nd3 $16) 30... Rdb8 $1 $11 {[%cal Rb8b7]} 31. fxe5 {
[%mdl 64] Overworked Piece} Bxe5 (31... c5 $1 $11 32. Nd6 Rf8) 32. Nc5 $16 {
Rd7+ is the strong threat. Black is on the road to losing.} Rd8 33. Nd3 $36 {
[%mdl 2048] White has strong initiative.} Bc3 34. Rf3 Na6 35. Rdf1 {Strongly
threatening Rf7+.} Rf8 {[#]} 36. Nf4 $1 Be5 37. Nxe6 Rxf3 38. Rxf3 a4 39. Ng5
a3 (39... Nc5 $142) 40. Rf7+ $18 {[%mdl 64] Double Attack} ({And not} 40. Nxh7
Nb4 $11) 40... Kd6 41. Rxh7 {And now Nf7+ would win.} Kc5 $2 {[#]} (41... Bc3 {
keeps fighting.} 42. Kf3 Kc5) 42. Rb7 $1 Kd4 $2 (42... Bc3 43. Bd7 Bf6) 43.
Nf3+ {White is clearly winning.} Kc3 44. Nxe5 Kb2 45. b4 Kxa2 {If only Black
now had time for ...Kb2....} 46. c5 Re8 47. Nc4 Rxe4 {[#]} 48. Ra7 $1 Rxc4 (
48... Nb8 49. Rxa3+) 49. Be6 {Weighted Error Value: White=0.12/Black=0.31} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.3"]
[White "Grischuk, Alexander"]
[Black "Vachier-Lagrave, Maxime"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2784"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "168"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,168,10,0,0,18,8,11,0,16,0,7,0,0,0,15,-10,-15,-37,-29,-47,-12,-12,-8,
-12,-8,-8,-8,-68,0,-45,-38,-36,-36,-36,-35,-35,-41,-99,-56,-108,-113,-143,-143,
-128,-133,-117,-113,-148,-141,-154,-147,-159,-135,-204,-197,-204,-223,-183,
-144,-138,-141,-114,-123,-141,-132,-131,-81,-90,-90,-169,-165,-158,-163,-167,
-143,-141,-81,-81,-109,-115,-88,-95,-81,-81,-30,-88,-80,-82,-88,-176,-60,-80,
-30,-30,-8,-8,0,-81,-30,-150,-88,-88,-86,-1104,-1104,-2912,-2912,-2904,-2897,
-2777,-2843,-2674,-2704,-2337,-17,-2375,-2385,-2098,-1772,-1585,-1495,-1441,
-1236,-633,-588,-580,-580,-29956,-29961,-29962,-29959,-29958,-12708,-29972,
-29972,-29971,-29972,-29974,-29976,-29976,-29976,-29983,-29978,-29982,-29983]} 
1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8.
Be3 Qa5 9. Qd2 Nc6 10. Rb1 a6 11. Rc1 cxd4 12. cxd4 Qxd2+ 13. Kxd2 e6 14. h4 {
is now more promising than 14.Bd3. D85: Exchange Grünfeld: Unusual White 7th
moves and lines with 7 Nf3.} h6 $5 {[%mdl 4] Exploring less charted territory.}
15. Bd3 O-O 16. Rc5 {The position is equal.} Bd7 17. Rb1 b5 {[%cal Bb7b5,Bb5a4]
[%mdl 32] [#]} 18. a4 $146 ({Predecessor:} 18. Rbc1 Rfc8 19. Ke2 Bf8 20. R5c3
h5 21. Nd2 Bb4 22. R3c2 Ba3 23. Rb1 Nb4 24. Rxc8+ Rxc8 {1-0 (81) Yilmaz,M 
(2630)-Wagner,D (2581) Tornelo INT 2020}) 18... bxa4 19. Rb7 Nb8 20. Ra5 Rc8
21. Rb1 Be8 22. Ke2 Nc6 23. Rxa4 a5 24. Rba1 $1 Rab8 25. Bd2 Rb2 26. R4a2 ({
White should try} 26. Ke3 $11) 26... Rcb8 ({But not} 26... Nxd4+ $6 27. Nxd4
Rxa2 28. Rxa2 $11) (26... Bxd4 $15 27. Rxb2 Bxb2) 27. e5 Rxa2 28. Rxa2 a4 29.
Bc2 Nb4 30. Bxb4 Rxb4 31. Kd2 (31. Kd3 $15) 31... Bb5 32. Bd3 (32. Ke3 $15)
32... Bc6 $17 33. Kc3 Rb3+ 34. Kc2 Bf8 35. Nd2 Rb4 36. Kc3 Bxg2 37. Be4 Bh3 38.
Bc2 Be7 39. h5 (39. Ne4 $17 {might work better.}) 39... gxh5 $19 40. Ra1 Rb8
41. Rxa4 Bg2 42. Be4 Bxe4 43. Nxe4 $17 {[%mdl 4096] Endgame KRB-KRN} h4 44. Ra7
Kf8 45. Ra1 Bg5 46. Rh1 Rc8+ 47. Kd3 (47. Nc5 $17) 47... Rc1 $19 48. Rh2 Rd1+
49. Kc4 Kg7 50. f4 Bxf4 (50... Be7 $142 51. Nf6 Kg6 52. Rxh4 h5) 51. Rxh4 $17
Bg5 52. Rh3 Rc1+ 53. Kd3 Kg6 54. Rf3 Rg1 (54... Ra1 $17 {...Ra3+ is the strong
threat.} 55. Nxg5 hxg5 56. Rf6+ Kg7) 55. Nxg5 (55. Nd6 $1 $11 {keeps the
balance.}) 55... Rxg5 $11 {KR-KR} 56. Rf6+ Kg7 57. Ke3 (57. Rf4 $17) 57... h5 (
57... Rg3+ $19 58. Ke4 Rg4+ 59. Ke3 Rg3+ 60. Ke4 h5) 58. Rf4 Rg6 59. Kf3 Rg1 {
Strongly threatening ...Rf1+.} 60. Kf2 {[%cal Rf2g1]} Rg5 (60... Ra1 $11) 61.
Ke3 $17 Kf8 (61... Rg3+ $17 62. Ke4 Rg1) 62. Rf6 {[#]} (62. Kf3 $11) 62... Rg3+
(62... Rg4 $142 $1 63. Rf3 Ke7) 63. Kf2 Rg4 64. Rh6 $2 {[%mdl 8192]} (64. d5
$17) 64... Rxd4 $19 65. Rxh5 Rd5 66. Ke3 f5 67. Kf4 Rd4+ 68. Kg5 Kg7 {[%csl
Gf5][%cal Rd4g4]} 69. Rh1 {[#]} Rg4+ $1 70. Kh5 Re4 71. Kg5 Rxe5 72. Ra1 Re4
73. Ra7+ Kf8 74. Kf6 Ke8 75. Re7+ Kd8 76. Rh7 f4 77. Rf7 Re3 78. Kg5 e5 79. Kf5
f3 {Black mates.} 80. Ke6 e4 81. Kd6 Ke8 82. Re7+ Kf8 83. Ke6 Re2 84. Ra7 f2 {
Weighted Error Value: White=0.15/Black=0.15} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.4"]
[White "Dubov, Daniil"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2770"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,62,0,-5,14,5,14,9,16,0,16,17,0,12,24,0,15,0,0,0,0,0,0,-41,-35,-38,
-29,-30,-39,-35,-32,-65,-60,-120,-122,-122,-122,-183,-200,-212,-227,-403,-394,
-352,-364,-1113,-496,-1219,-1193,-29990,-6399,-29989,-29990]} 1. d4 Nf6 2. c4
e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. Qc2 (6. O-O dxc4 7. Na3 Bxa3 8. bxa3 Bd7
9. Ne5 Bc6 10. Nxc6 Nxc6 11. Bb2 Nd5 12. Rc1 Nb6 13. e3 Qe7 14. Qc2 Rfe8 15.
Rfd1 Rad8 16. h4 h6 17. Rd2 Rd7 18. Qc3 Red8 19. Rcd1 f5 20. Ba1 {0-1 (48)
Dubov,D (2710)-So,W (2770) chess24.com INT 2021}) 6... c5 7. dxc5 d4 {E06:
Closed Catalan: Early deviations.} 8. b4 a5 $1 9. b5 Bxc5 {The position is
equal.} 10. Nbd2 Nbd7 11. Nb3 {[#]} e5 $146 ({Predecessor:} 11... Bb4+ 12. Bd2
Bxd2+ 13. Nfxd2 a4 14. Nxd4 e5 15. Nf5 Nc5 16. Ne3 e4 17. O-O Qd4 {1-0 (36)
Dubov,D (2702)-Esipenko,A (2686) Moscow 2020}) 12. O-O {Threatens to win with
Nxe5!} Re8 13. Nxc5 Nxc5 14. Ba3 Qc7 15. Rab1 {Strongly threatening b6.} Bd7
16. Nd2 Rab8 17. b6 Qc8 18. Bxc5 Qxc5 19. Ne4 Nxe4 20. Bxe4 g6 21. Bd5 Bf5 {
[%mdl 64] Skewer} 22. Qd2 (22. Be4 $15) 22... Bxb1 $17 23. Rxb1 Rbd8 24. e4 (
24. a4 $17) 24... Rd6 $19 25. Rb5 {[#]} Rxd5 {[%mdl 512]} 26. exd5 $2 (26. f4 {
was worth a try.}) 26... Qxc4 27. Rxa5 {KQR-KQR} d3 {Hoping for ...Rc8.} 28. h4
$2 (28. d6 Qd4 {[%mdl 64] Double Attack} 29. d7 Qxd7 30. Rc5) 28... h5 (28...
Rc8 $142 {( -> ...Qc1+)} 29. d6 Qc1+ 30. Qxc1 Rxc1+ 31. Kg2 d2) 29. Kg2 (29. d6
$142 Qd4 {[%mdl 64] Double Attack} 30. d7 Qxd7 31. Rc5) 29... Rc8 30. Qg5 Qb4 (
30... Qe4+ $142 31. Kh2 Qe1 32. Qf6 d2 33. Qf3 d1=Q {[%mdl 64] Discovered
Attack} 34. Qg2 Rc1 35. Ra8+ Kg7 36. Rg8+ Kxg8 37. g4 Qg1+ 38. Qxg1 Qxg1+ 39.
Kh3 hxg4#) 31. d6 Qxa5 {Weighted Error Value: White=1.00/Black=0.39} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.5"]
[White "Carlsen, Magnus"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "B49"]
[WhiteElo "2881"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,94,29,55,12,28,30,14,30,27,0,38,0,0,0,0,0,0,0,19,17,0,12,97,-17,0,0,
0,0,243,272,263,260,237,257,240,226,238,219,211,189,188,189,290,270,273,190,
183,168,175,158,204,204,204,203,191,20,20,20,20,20,20,20,20,20,20,20,18,18,18,
18,18,18,18,18,20,18,18,18,18,0,0]} 1. e4 c5 2. Nc3 e6 3. Nf3 Nc6 4. d4 cxd4 5.
Nxd4 Qc7 6. Be3 a6 7. Be2 b5 8. Nxc6 Qxc6 9. e5 $1 {[%mdl 4] is recently more
successful than 9.Bf3. B49: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 7 Be2.} Bb7
10. Bf3 Qc7 11. Bxb7 Qxb7 12. Qd3 Ne7 13. Bc5 {[#]} Qxg2 $146 ({Predecessor:} 
13... Ng6 14. Bxf8 Kxf8 15. O-O-O Ke7 16. Ne4 Qc7 17. Qa3+ Kd8 18. Nd6 Rf8 19.
Nxb5 Qxe5 20. Qa5+ Ke7 21. Qa3+ Kd8 22. Nd6 Rb8 23. g3 Ne7 24. f4 Qe2 25. Qa5+
{1-0 (25) Moles,J-O'Riordan,K Belfast 1966}) 14. O-O-O {[%csl Gd1][%cal Rd3d7]}
Qc6 15. Ne4 {Hoping for Nd6+.} Nf5 16. Bxf8 Rxf8 17. Rhe1 Rc8 18. Kb1 f6 (18...
Rh8 $11 {remains equal.}) 19. f4 (19. exf6 $1 $16 Rf7 20. fxg7 Rxg7 21. c3)
19... fxe5 20. fxe5 h6 21. Rg1 Qd5 $2 (21... Rf7 $1 $11 {and Black has nothing
to worry.}) 22. Nd6+ $18 {[%mdl 64] Double Attack} ({Weaker is} 22. Qxd5 exd5
23. Rxd5 Rc4 $11) 22... Ke7 23. Nxc8+ Rxc8 24. Qxd5 exd5 25. Rxd5 {[%mdl 4096]
Endgame KRR-KRN} Ke6 26. Rd3 g5 27. a4 bxa4 28. Rg4 Rc6 (28... Rc5 {keeps
fighting.} 29. Rxa4 a5) 29. Rxa4 h5 30. Rda3 g4 31. Kc1 Kxe5 32. Rxa6 h4 33.
Rxc6 $1 dxc6 {[#] KR-KN} 34. Kd1 $1 h3 {[#]} 35. Ke2 $2 ({Only move:} 35. Ra8
$1 $18) 35... g3 $1 $11 {The position is equal.} 36. Kf3 gxh2 37. Ra1 {Black
must now prevent c3.} Nd4+ $1 38. Kg3 {[%mdl 64] aiming for c3. Double Attack}
Nxc2 39. Rc1 Nb4 40. Kxh2 Kd4 41. b3 {Threatens to win with Rc4+.} c5 42. Kxh3
Nc6 43. Rc4+ Kd5 44. Kg2 Ne5 45. Rc1 c4 46. bxc4+ Nxc4 47. Rxc4 Kxc4 {Black
escapes into a draw.  Weighted Error Value: White=0.20/Black=0.25} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.6"]
[White "Nakamura, Hikaru"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,92,16,24,0,20,27,26,21,8,6,21,19,20,20,15,22,14,4,12,11,37,30,69,37,
40,17,15,19,16,11,25,18,22,31,30,22,15,17,35,29,29,31,29,29,44,48,46,43,55,21,
30,28,18,25,44,31,60,41,45,16,119,116,127,95,206,206,207,207,206,206,206,206,
199,199,602,595,479,413,583]} 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. Nc3 {C67: Ruy Lopez: Berlin Defence:
4 0-0 Nxe4.} Ne8 10. Nd5 {[%cal Bc3d5,Bd5e3,Be3f5,Bf5e7][%mdl 32]} Bd6 11. Re2
{White has an edge.} c6 12. Ne3 Bc7 13. Nf5 d5 14. Ne7+ Kh8 {[#] Strongly
threatening ...Be6.} 15. Nxc8 Rxc8 16. g3 Qd7 17. d3 Nd6 18. Be3 Rce8 19. Qd2 (
19. c4 $5) 19... Bb6 20. Bf4 Rxe2 21. Qxe2 Re8 {[#]} 22. Qf3 $146 ({
Predecessor:} 22. Qd2 Qe6 23. a4 Bc7 24. Qb4 Qe7 25. Bd2 Qd7 26. Re1 Rxe1 27.
Bxe1 Kg8 28. c4 dxc4 29. dxc4 {1/2-1/2 (45) Bernadskiy,V (2574)-Bosiocic,M 
(2597) Tsaghkadzor 2017}) 22... Qf5 {aiming for ...g5.} 23. Bg2 Re6 24. h4 Ne8
25. Kh2 {And now Bh3 would win.} Qf6 26. c3 Bc7 {Black wants to play ...Bxf4.}
27. Bg5 Qxf3 28. Bxf3 h6 29. Bd2 Nf6 30. h5 Kg8 31. Kg2 a5 32. c4 dxc4 33. dxc4
Ne4 34. Be1 Kf8 35. Rd1 Ke7 36. Bg4 Rd6 37. Rxd6 Bxd6 (37... Kxd6 $11 {remains
equal.} 38. Bf5 Nf6) 38. Bxa5 $14 {[%mdl 4096] Endgame KBB-KBN} Be5 39. Bf3 f5
(39... Nc5 $16) 40. Bxe4 $18 fxe4 {[#] KB-KB} 41. b3 {[%cal Bb2b3,Bb3b4][%mdl
32]} Kf6 {intending ...Kg5.} 42. Bd2 g6 43. hxg6 ({But not} 43. Bxh6 $6 gxh5
44. Kh3 Kf5 $16) 43... Kxg6 44. a4 h5 $2 (44... c5 45. g4 h5) 45. b4 Kf5 46.
Kh3 Bf6 {Weighted Error Value: White=0.07/Black=0.26} (46... Bd4 {is a better
defense.} 47. Be3 Bc3) 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.7"]
[White "Firouzja, Alireza"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2703"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5
Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6
13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez:
Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4
Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 (32)
Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "2.8"]
[White "Svidler, Peter"]
[Black "Caruana, Fabiano"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2742"]
[BlackElo "2773"]
[Annotator "ChessBase"]
[PlyCount "68"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+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]} Nf6 {[%emt 0:00:00]} 4. d3 {[%emt 0:00:
00]} Bc5 {[%emt 0:00:00]} 5. c3 {[%emt 0:00:00]} h6 {[%emt 0:00:03]} 6. O-O {
[%emt 0:00:16]} d6 {[%emt 0:00:07]} 7. Re1 {[%emt 0:00:49]} O-O {[%emt 0:00:06]
} 8. Nbd2 {[%emt 0:00:17]} Bb6 {[%emt 0:00:02]} 9. h3 {[%emt 0:00:10]} Ne7 {
[%emt 0:00:01]} 10. a4 {[%emt 0:00:02]} a5 {[%emt 0:00:03]} 11. Bb3 {[%emt 0:
02:42]} c6 {[%emt 0:00:04]} 12. d4 {[%emt 0:00:08]} Ng6 {[%emt 0:00:04]} 13.
Nf1 {[%emt 0:00:14]} d5 {[%emt 0:01:00]} 14. Ng3 {[%emt 0:01:36]} Nxe4 {
[%emt 0:00:40]} 15. Nxe4 {[%emt 0:00:11]} dxe4 {[%emt 0:00:02]} 16. Rxe4 {
[%emt 0:01:32]} Bf5 {[%emt 0:00:30]} 17. Re1 {[%emt 0:00:13]} e4 {[%emt 0:00:
38]} 18. Nd2 {[%emt 0:00:35]} Qh4 {[%emt 0:00:04]} 19. Re3 {[%emt 0:05:51]}
Rae8 {[%emt 0:02:02]} 20. Nf1 {[%emt 0:01:42]} Bc7 {[%emt 0:00:23]} 21. Ng3 {
[%emt 0:00:16]} Bd7 {[%emt 0:00:59]} 22. Qc2 {[%emt 0:00:24]} Bf4 {[%emt 0:00:
58]} 23. Re2 {[%emt 0:00:38]} Bxg3 {[%emt 0:00:53]} 24. fxg3 {[%emt 0:00:02]}
Qxg3 {[%emt 0:00:01]} 25. Re3 {[%emt 0:00:35]} Qh4 {[%emt 0:00:29]} 26. Bd2 {
[%emt 0:00:08]} Kh7 {[%emt 0:00:51]} 27. Be1 {[%emt 0:00:07]} Qg5 {[%emt 0:00:
29]} 28. Rg3 {[%emt 0:00:21]} Qe7 {[%emt 0:00:31]} 29. Bd2 {[%emt 0:00:08]} f5
{[%emt 0:00:09]} 30. Rf1 {[%emt 0:00:01]} Qd6 {[%emt 0:01:17]} 31. Re3 {
[%emt 0:00:06]} f4 {[%emt 0:00:10]} 32. Rxe4 {[%emt 0:00:03]} Bf5 {[%emt 0:00:
02]} 33. Rfe1 {[%emt 0:00:03]} Rxe4 {[%emt 0:00:10]} 34. Rxe4 {[%emt 0:00:14]}
f3 {[%emt 0:00:12]} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.1"]
[White "Caruana, Fabiano"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2773"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "163"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,163,0,14,0,39,43,43,31,42,0,0,0,0,0,12,8,15,23,72,56,41,29,118,45,
211,206,191,203,191,171,234,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,76,76,76,95,81,61,77,
76,76,83,82,83,102,0,115,112,118,125,123,104,121,118,118,119,118,116,110,62,53,
67,125,7,7,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,18,18,22,0,22,0,47,0,0,0,0,0,0,0,0,0,
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. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. g3 g6 9.
c4 Ba6 10. b3 Bg7 11. Bb2 O-O-O 12. Nd2 {has lost popularity (12.Bg2). C45:
Scotch Game.} Rhe8 {[%cal Rg7e5]} 13. O-O-O Nb6 {[%cal Rg7e5]} 14. f4 {White
is slightly better.} d5 15. Qe3 f6 $1 {[%cal Rf6e5]} 16. c5 Bxf1 17. cxb6 (17.
Rdxf1 Nd7 $17) (17. Nxf1 d4 $1 $17) 17... Ba6 18. bxa7 Kb7 {[%cal Rf6e5]} 19.
Nf3 Qb4 {[#]} 20. Rd4 $146 ({Predecessor:} 20. Rhe1 fxe5 21. fxe5 c5 22. e6 d4
23. Qf4 Re7 24. Ne5 Rxe6 25. Qf3+ Kxa7 26. Nc6+ Rxc6 27. Qxc6 {1-0 (33)
Panagiotakos,N (2169)-Naydenova,Y (1788) Nikaia 2010}) 20... Qb6 21. Qd2 {
Hoping for Rb4.} Bf8 (21... fxe5 $11 22. Nxe5 Bf8) 22. Re1 (22. exf6 $16 Re2
23. Qd1 (23. Qc3 c5 $11)) 22... Bc5 $2 (22... fxe5 $14 23. Nxe5 Kxa7) 23. exf6
$18 Bxd4 24. Bxd4 Rxe1+ 25. Qxe1 c5 26. Qe7 $2 cxd4 $11 27. Qxd8 {[%csl Gd8]
[%cal Ra7a8]} Qc5+ 28. Kd1 {White wants to mate with Qb8+.} Kxa7 29. f7 d3 {
( -> ...Qc2+)} 30. Nd4 $36 {[%mdl 2048] White fights for an advantage.} d2 $1 {
[%csl Gd2][%cal Rc5c1]} 31. Ne2 Bd3 {[%csl Gd3][%cal Rc5c2]} 32. Kxd2 Qc2+ 33.
Ke3 Qxe2+ (33... Ba6 $1 $11 {keeps the balance.} 34. Qxc7+ (34. Qxd5 Qxe2+ {
[%mdl 64] Double Attack} 35. Kd4 Qd3+ 36. Ke5 Qf5+ 37. Kd4 Qf6+ 38. Ke3 Kb8 $11
) (34. f8=Q $2 Qd3+ 35. Kf2 Qxe2+ {[%mdl 64] Double Attack} 36. Kg1 Qf1#) 34...
Qxc7) 34. Kd4 $16 Qe4+ 35. Kc3 Qe1+ 36. Kxd3 {[%mdl 4096] Endgame KQ-KQ} Qe4+
37. Kd2 $1 ({Much weaker is} 37. Kc3 Qe3+ 38. Kb2 Qe2+ 39. Kc1 Qe1+ 40. Kc2
Qe2+ 41. Kc3 Qe3+ 42. Kb4 Qb6+ 43. Ka4 Qa6+ 44. Kb4 Qb6+ 45. Kc3 (45. Ka4 Qa6+
46. Kb4 Qb6+ $11) 45... Qe3+ $11) 37... Qd4+ 38. Ke2 Qe4+ 39. Kf2 Qc2+ 40. Kf1
Qb1+ (40... Qc1+ $1 $11 {remains equal.} 41. Kg2 Qc2+ 42. Kh3 Qf5+ 43. g4 Qxf7)
41. Kg2 Qc2+ 42. Kh3 $1 Qf5+ {[#]} 43. g4 $1 {[%cal Rg4f5]} Qxf7 44. Kg3 Kb7
45. Qh8 Qe7 46. Qe5 Qc5 47. f5 Qg1+ 48. Kh4 d4 {[#]} (48... Qf2+ $14 49. Kg5
Qd2+ 50. Kf6 gxf5) 49. Qf4 (49. Qb5+ $1 $16 Kc8 50. Qe2) 49... Qe1+ $1 $11 50.
Kh3 Qc3+ 51. Kg2 {f6 is the strong threat.} d3 52. Qf3+ c6 $1 53. f6 Qc2+ 54.
Kh3 d2 55. f7 d1=Q 56. Qxd1 Qxd1 57. f8=Q {KQ-KQ} Qc2 58. Qf7+ Kb6 59. a4 Ka5
60. Kg3 Kb4 61. h4 c5 {The position is equal.} 62. Qf3 Qd2 63. g5 Qd6+ 64. Kg2
Qd4 65. Kh3 Qe5 66. Qd3 Qd4 67. Qf3 Qe5 68. Qd3 Qd4 69. Qb5+ Kc3 70. a5 Qe3+
71. Kg2 {Black must now prevent Qc4+.} Qe4+ 72. Kf2 {And now Qc4+! would win.}
(72. Kg3 {feels hotter.} Qe5+ 73. Kf3 Qd5+ 74. Kg4 Qe6+ 75. Kf4) 72... Qxh4+
73. Kf3 Qh3+ 74. Kf2 Qf5+ 75. Ke2 Qc2+ 76. Kf3 Qd1+ 77. Kf2 {Strongly
threatening Qc4+.} Qd4+ $1 78. Kf3 {Threatening Qc4+!} Qd5+ 79. Kf2 Qf5+ 80.
Ke2 Qg4+ 81. Kf2 {Threatens to win with Qc4+!} Qf4+ 82. Ke2 {Weighted Error
Value: White=0.13/Black=0.18} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.2"]
[White "Radjabov, Teimour"]
[Black "Svidler, Peter"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2758"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,21,42,14,12,4,23,16,29,8,21,12,21,34,22,-14,-13,-14,8,7,15,15,37,
27,13,0,0,-8,0,-5,-12,-8,-29,-60,-62,-49,-68,-113,0,-3,32,28,35,50,180,203,192,
192]} 1. Nf3 {Giri,A} Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 Nxc3 6. dxc3 {
A34: Symmetrical English: 2 Nc3, lines with ...d5.} (6. bxc3 {keeps more
tension.} e6 7. d4 Nc6 8. Bd3 Be7 9. O-O) 6... Qc7 (6... Qxd1+ 7. Kxd1 Bf5 8.
Nd2 Nc6 9. e4 Be6 10. Kc2 g6 11. Bc4 Bd7 12. Nb3 b6 13. a4 Ne5 14. Bb5 a6 15.
Bxd7+ Nxd7 {1-0 (31) Radjabov,T (2724)-Svidler,P (2749) Geneva 2017 CBM 180 
[Lenderman,A]}) 7. e4 e6 8. Bd3 {[#] White has an edge.} Bd7 $146 ({
Predecessor:} 8... Be7 9. Qe2 Bd7 10. O-O O-O 11. e5 Bc6 12. Ng5 h6 13. Bh7+
Kh8 14. Bc2 c4 {1-0 (45) Radjabov,T (2758)-Vachier Lagrave,M (2774) Khanty
Mansiysk 2019 CBM 192 [Giri,A]}) 9. Qd2 Bc6 10. Qf4 Qxf4 11. Bxf4 Nd7 12. O-O-O
Be7 13. Bc2 f6 14. e5 Nb6 15. exf6 gxf6 16. Rhe1 Kf7 17. Bg3 (17. Rd2 {looks
sharper.} Bd5 18. Be4 Bxe4 19. Rxe4 e5 20. Bh6) 17... Rad8 18. Rxd8 Rxd8 19.
Bd1 Bf8 20. Nh4 Bh6+ 21. f4 Nd5 22. Bh5+ Kg8 $1 23. Rf1 e5 (23... Kf8 $17 24.
Kb1 Ne3) 24. Rd1 $11 {Black must now prevent Nf5.} Rf8 {[#]} ({Don't go for} 
24... Bxf4+ $2 25. Bxf4 exf4 26. c4 $18) (24... exf4 $5 25. Nf5 $8 fxg3+ 26.
Nxh6+ Kf8 $11) 25. Rxd5 Bxd5 26. Nf5 Be6 27. Nxh6+ $18 Kg7 28. Ng4 {Weighted
Error Value: White=0.08/Black=0.24} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.3"]
[White "Mamedyarov, Shakhriyar"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "A09"]
[WhiteElo "2761"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,0,0,-21,-14,-19,-14,-20,-21,-23,-16,-22,-7,-37,-26,-25,-36,-33,-24,
-48,-50,-54,-57,-62,-42,-127,-156,-175,-171,-210,-213,-222,-221,-213,-199,-213,
-209,-305,-242,-297,-299,-283,-285,-268,-247,-250,-249,-277,-262,-286,-286,
-286,-286,-287,-287,-287,-287,-319,-285,-364,-327,-365,-223,-499,-359,-348,
-372,-369,-258,-375,0,-441,-444,-407,-341,-476,-497]} 1. Nf3 d5 2. g3 g6 3. c4
dxc4 4. Na3 Nc6 5. Nxc4 Bg7 6. d3 {A09: Réti Opening: 1 Nf3 d5 2 c4.} e5 7. Bd2
Nge7 8. Bg2 {The position is equal.} a5 9. O-O Be6 10. Rc1 O-O 11. Qa4 {[#]}
Qd7 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 11... b6 12. Bc3
f6 13. a3 {1/2-1/2 (13) Grischuk,A (2746)-Feller,S (2666) Khanty-Mansiysk 2011}
) 12. Rfd1 f6 13. a3 Rfb8 {aiming for ...b5.} 14. Qb5 Nf5 15. Bc3 Qf7 {
Threatens to win with ...e4!} 16. e4 Nfe7 17. Nxa5 {Black keeps a firm grip on
the game.} (17. Ncd2 $15) 17... Na7 $17 18. Qa4 {[#]} b6 $1 {[%cal Bb7b6,Bb6b5]
[%mdl 32]} 19. Nc4 b5 {[%mdl 64] Double Attack} 20. Ncxe5 fxe5 ({Don't take} 
20... bxa4 21. Nxf7 Bxf7 22. d4 $17) 21. Qb4 Nac6 22. Qc5 {[%cal Rf3e5]} Bg4
23. Nxe5 (23. Qe3 $142) 23... Bxe5 $19 24. Bxe5 Bxd1 25. Rxd1 Nxe5 26. Qxe5 Rf8
27. f4 Rfd8 28. Rc1 Qg7 ({Inferior is} 28... Rxd3 29. Bf1 $11) 29. Qe6+ Kf8 30.
e5 c6 31. Be4 Qf7 32. Qh3 Kg8 33. Rf1 Kh8 34. g4 Qe6 35. Kh1 {f5 would now be
nice for White.} Rd4 36. Qh6 $2 {[#]} (36. f5 gxf5 37. gxf5 Qxe5 38. f6 Rxe4 {
[%mdl 64] Discovered Attack} 39. Qg2) 36... Ng8 37. Qh4 Rf8 38. Qf2 Rfd8 39.
Qh4 (39. Qg3 $142) 39... Rf8 $2 (39... Rxd3 $19 40. Bxd3 Rxd3) 40. b4 $2 {
[%mdl 8192]} (40. Qf2 $1 $11 {and White has nothing to worry.} Rdd8 41. Qg3)
40... Rd7 41. Qg3 Rdf7 42. h3 Ne7 {Weighted Error Value: White=0.51/Black=0.24}
0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.4"]
[White "Nepomniachtchi, Ian"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C67"]
[WhiteElo "2778"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,138,25,35,-16,-12,-16,-10,-21,-26,-30,-27,-34,-27,-46,-35,-37,26,10,
54,47,48,38,60,58,80,25,52,46,38,6,60,-130,-3,-6,-3,-9,0,-8,2,-16,-16,-179,
-179,-163,-180,-290,-280,-317,-308,-372,-355,-354,-280,-369,-372,-348,-316,
-421,-435,-416,-426,-414,-275,-302,-299,-237,-209,-201,-202,-299,-299,-299,
-299,-295,-175,-263,-260,-362,-360,-464,-158,-398,-391,-352,-231,-478,-475,
-883,-682,-4043,-2413,-12792,-11740,-29954,-29958,-29966,-29966,-29968,-29961,
-29961,-29958,-12845,-12817,-29963,-29961,-29966,-29967,-29968,-12826,-29968,
-29973,-29973,-29969,-29981,-29982,-29983,-29974,-29983,-29984,-29985,-29986,
-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29994,-29994,-29995]} 1. e4
e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Ba4 {C67: Ruy Lopez: Berlin
Defence: 4 0-0 Nxe4.} (6. Bxc6 $14 bxc6 7. dxe5) (6. Bxc6 dxc6 7. dxe5 Nf5 8.
Qxd8+ Kxd8 9. Nc3 Ke8 10. h3 Be6 11. g4 Ne7 12. Nd4 Bd7 13. f4 h5 14. f5 hxg4
15. e6 fxe6 16. fxe6 Bc8 17. Bg5 gxh3 18. Kh2 Ng6 19. Ne4 Rh5 20. Rg1 a6 21.
Rad1 Ne7 22. Rdf1 c5 23. Rxf8+ {1-0 (23) Nepomniachtchi,I (2789)-Nakamura,H 
(2736) chess24.com INT 2021}) 6... exd4 $11 7. c3 {[#]} b5 $146 ({Predecessor:
} 7... d3 8. Qxd3 Be7 9. Bc2 g6 10. Bh6 Nf5 11. Bf4 O-O 12. Nbd2 d5 13. Rae1
Bd6 {0-1 (49) Naroditsky,D (2621)-Carlsen,M (2863) Lichess.org INT 2020}) 8.
Bc2 {The position is equal.} Be7 9. Re1 O-O 10. a3 Bb7 11. cxd4 Bf6 12. Nc3 Re8
(12... Ne7 $15) 13. Rxe8+ Qxe8 14. Nd5 {Qd3 is the strong threat.} Bd8 $1 15.
Qd3 {[%mdl 1024] White has compensation.} f5 16. Bf4 Ne7 17. Nc3 (17. Nxe7+ $16
Bxe7 18. Re1 (18. Bxd6 Bxd6 19. Re1 Qg6 $14)) 17... a6 18. Re1 Qg6 19. d5 Nc4 (
{Black should play} 19... Qf6 $11) 20. Nd4 $2 (20. Bb3 $1 $14 {keeps the upper
hand.}) 20... Qf7 ({Black should try} 20... Nxd5 $17 21. Nxd5 Bxd5) 21. Nxf5
Nxf5 22. Qxf5 Qxf5 23. Bxf5 Nb6 24. Re8+ (24. Rd1 {feels hotter.} d6 25. Be6+
Kf8 26. Ne4 Bc8 27. Bxc8 Rxc8 28. f3) 24... Kf7 25. Rxd8 Rxd8 $19 26. Bxc7 Re8
{[%cal Re8e1]} 27. Ne4 (27. f3 {was worth a try.} Nxd5 28. Nxd5 Bxd5 29. Ba5)
27... Nc4 {Hoping for ...g6.} 28. f3 Bxd5 29. Ng5+ Kf6 30. Bxd7 Re1+ 31. Kf2 {
Strongly threatening Bd8+.} Rb1 32. Bd8+ {[#]} Ke5 $1 33. b4 Kd6 34. Bc8 Rb2+
35. Kg3 Ne3 36. Bxa6 h6 (36... Rxg2+ 37. Kf4 $19) 37. Ne4+ Bxe4 38. fxe4 {
[%mdl 4096] Endgame KRN-KB} Kc6 39. e5 (39. Be7 $142) 39... Rd2 (39... Rxg2+
40. Kf3 $17) 40. Ba5 {[#]} Ra2 $1 ({Worse is} 40... Rxg2+ 41. Kf3 $11) (40...
Nxg2 $2 41. a4 $18) 41. e6 Nd5 ({Don't play} 41... Rxa3 42. h4 $19) ({Weaker is
} 41... Rxg2+ 42. Kf3 $16) (41... Nf5+ $142 42. Kf4 Nd6) 42. Bc8 (42. h3 $142)
42... Rxa3+ 43. Kg4 Kd6 44. Ba6 Ra2 $2 (44... Kxe6 $19 {and Black stays
clearly on top. ( -> ...Nf6+)} 45. Bc8+ Ke5) 45. g3 $2 {This move loses the
game for White.} (45. Kf3 $17 {was forced.}) 45... Rxh2 46. Bxb5 Kxe6 47. Bc4
$2 (47. Bc6) 47... Ke5 48. Bxd5 (48. Kf3 $142 Rc2 49. Bxd5 Rc3+ 50. Kg4 Kxd5
51. b5) 48... Kxd5 {KR-KB} 49. Kf5 {intending Kg6.} Rh5+ 50. Kf4 Ke6 51. Bb6
Rf5+ 52. Ke4 h5 53. Bd8 Rb5 54. Ba5 Rg5 55. Kf3 Rf5+ 56. Kg2 Rb5 57. Kh3 Kf5
58. Kh4 g6 (58... Rb8 $142 59. Kh3 g5 60. Kg2 Kg4 61. Kf2 Rf8+ 62. Kg2 Rc8 63.
Bb6 Rc2+ 64. Bf2 Rb2 65. b5 Rxb5 66. Bd4 Ra5 67. Bf6 Ra2+ 68. Kf1 Ra3 69. Bd8
Rxg3 70. Ke2 h4 71. Bf6 h3 72. Be5 Rg2+ 73. Ke3 h2 74. Bxh2 Rxh2 75. Ke4 Re2+
76. Kd3 Kf3 77. Kc4 g4 78. Kd5 g3 79. Kc4 g2 80. Kd4 g1=Q+ 81. Kd5 Qd1+ 82. Kc5
Rc2+ 83. Kb5 Qb1+ 84. Ka6 Ra2#) 59. g4+ hxg4 {Black mates.} 60. Kg3 Rd5 61. Bb6
Rd3+ 62. Kg2 Rb3 63. Bc5 g3 64. Kh3 Kf4 65. Bd6+ Kf3 66. Bxg3 Rxb4 67. Bd6 Rd4
68. Ba3 g5 {[%csl Gg5][%cal Rd4h4]} 69. Kh2 g4 {Weighted Error Value: White=1.
04/Black=0.25} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.5"]
[White "So, Wesley"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2741"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,11]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6.
dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4
Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy
Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19.
Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 
(32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.6"]
[White "Vachier-Lagrave, Maxime"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2860"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,81,0,0,0,2,0,0,0,16,12,20,5,8,0,0,0,0,0,0,0,17,12,27,8,21,19,39,39,
43,43,43,43,43,43,43,43,46,46,46,46,46,46,46,42,46,0,46,0,17,17,45,18,46,17,18,
17,17,17]} 1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 cxd4 6. cxd4 e5 7.
Nc3 Bb4 8. Bd2 Bxc3 9. Bxc3 e4 10. Ne5 Nxe5 11. dxe5 Ne7 12. Qa4+ Bd7 13. Qb4
a5 14. Qd6 {B22: Sicilian: 2 c3.} Bc6 15. Be2 Qe6 16. O-O O-O 17. Rfd1 Nd5 18.
Qxe6 fxe6 {[#]} 19. Bd2 $146 ({Predecessor:} 19. Bd4 Nf4 20. Bf1 Rfd8 21. Bb6
Rd5 22. Bc7 Nd3 23. Rd2 Rc8 24. Bd6 Bb5 25. g3 {1/2-1/2 (50) Salai,L (2373)
-Matejovic,J (2248) Slovakia 2005}) 19... Rf5 20. Rac1 Rxe5 21. Rc5 a4 22. Re1
Rf8 23. Bg4 h5 24. Bh3 e3 25. fxe3 g5 26. g3 {Threatens to win with e4.} Nf4 $1
{[%cal Rf4h3] [#]} 27. Bxe6+ Rxe6 {[%cal Rf4h3]} 28. exf4 Rxe1+ 29. Bxe1 gxf4
30. Rxh5 fxg3 31. hxg3 $14 {[%mdl 4096] Endgame KRB-KRB} Rf3 32. a3 Kf7 33. Rc5
Kg6 34. Rc2 Be4 35. Rc5 Bc6 36. Bf2 Rb3 37. Rc2 Rd3 {[#] Hoping for ...Rd1+.}
38. Kf1 Kf5 39. Be1 Ke4 40. Rc3 Rxc3 41. Bxc3 {Weighted Error Value: White=0.
07/Black=0.05} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.7"]
[White "Pichot, Alan"]
[Black "Grischuk, Alexander"]
[Result "0-1"]
[ECO "C11"]
[WhiteElo "2533"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,152,25,31,20,26,-47,-39,-78,-77,-64,-65,-81,-79,-88,-77,-127,-91,
-100,-86,-80,-83,-102,-104,-231,-248,-229,-120,-181,-100,-94,-101,-116,-89,
-112,-108,-104,-95,-162,-163,-166,-183,-168,-168,-242,-151,-295,-278,-343,-302,
-301,-295,-299,-239,-267,-226,-258,-236,-317,-318,-338,-339,-355,-341,-357,
-355,-372,-363,-347,0,-352,-319,-362,-323,-346,-314,-283,0,-316,-375,-429,-420,
-417,-321,-363,0,-392,-321,-375,-375,-358,-360,-407,-341,-400,-315,-424,-418,
-456,-431,-447,-370,-339,-320,-460,-398,-429,-420,-662,-636,-613,-544,-739,
-739,-718,-540,-556,-481,-808,-1294,-1036,-1018,-604,0,-558,-17,-648,-623,-579,
-516,-5797,-5844,-1642,-2109,-29977,-29978,-29978,-29978,-29975,-7422]} 1. e4
e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 cxd4 8. cxd4 f6
9. exf6 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} Nxf6 10. Ng3 (10.
Nc3 $11) 10... Qb6 $15 11. Bd3 {Black is slightly better.} Bb4+ {[#]} ({
Weaker is} 11... Nxd4 12. Nxd4 Bb4+ 13. Kf1 $16) 12. Bd2 $146 ({Predecessor:} 
12. Ke2 O-O 13. a3 Bd6 14. Kf1 e5 15. dxe5 Bxe5 16. Qc2 Nd4 17. Nxd4 Bxd4 18.
f3 Bd7 {0-1 (31) Ferreira,C (1800)-Hamel,O (2050) Saint Quentin 2002}) 12...
Nxd4 13. Nxd4 Qxd4 {[%mdl 64] Double Attack} 14. O-O O-O $1 15. Ne2 Qb6 16. Be3
Bc5 17. Bxc5 Qxc5 18. Qc1 Qd6 19. f4 (19. f3 $17) 19... Qb6+ $19 20. Kh1 {[#]}
Bd7 ({Better is} 20... Ng4 $1 $19 21. Qe1 e5) 21. Qc3 {[#]} (21. h3 $17 {
might work better.}) 21... Bb5 (21... Ng4 $1 $19 {White must now prevent ...
Nf2+.} 22. h3 Nf2+ 23. Kh2 Rac8) 22. Bxb5 $17 Qxb5 23. Qe5 Rae8 {Threatens to
win with ...Ng4.} 24. Ng3 Ng4 25. Qd4 Qc4 26. Qxa7 (26. Qxc4 $17 {was
necessary.} dxc4 27. Rae1) 26... Rxf4 $19 27. Rxf4 Qxf4 28. Rf1 Qb4 29. a3 (29.
h3 $142 Nf6 30. Qf2) 29... Qb5 30. Rf4 {[#]} (30. Qd4 $17 Nf6 31. Re1) 30...
Rc8 $1 {...Rc1+ is the strong threat.} 31. Rf1 (31. Kg1 Qxb2) 31... Qxb2 32. h3
Nf6 33. Qe3 Re8 34. Qg5 Qd4 35. Kh2 Rf8 36. Rf3 h6 37. Qc1 Qe5 38. Kh1 Qd6 39.
Qb1 b6 {[%cal Bb7b6,Bb6b5][%mdl 32]} 40. Qg6 Qe5 41. Qb1 Qd6 42. Qg6 $1 b5 43.
Qb1 Qd7 44. Qg6 Qe7 45. Qb1 Qd7 46. Qg6 $1 d4 47. Ne2 e5 {And now ...e4 would
win.} 48. Ng3 Qf7 49. Qb1 Qd7 50. Qg6 Kh8 51. Ne4 Qe7 52. Ng3 Qf7 53. Qb1 Qe8
54. Qb4 Nh7 55. Rxf8+ Nxf8 56. Qd6 Ng6 57. Kh2 Kh7 58. Qd5 Qf8 59. Qe4 (59.
Qxb5 $142 Qxa3 60. Qb7) 59... Qf4 60. Qd3 h5 {aiming for ...h4.} 61. Kh1 (61.
Kg1 $142 Qg5 62. Nf1) 61... h4 62. Ne4 Qf5 63. Qe2 Nf4 64. Qf3 d3 65. Kh2 Kh6
66. Kh1 (66. Nd2 $142) 66... Qh5 67. Qf2 Kh7 68. Kh2 Kh6 69. Kh1 $1 g5 $2 (
69... Kg6 $19 70. Nc3 Qg5) 70. Qb6+ $2 {[%mdl 8192]} (70. Qc5 $11 Ng6 71. Nf2)
70... Qg6 71. Qb7 g4 72. Nf2 (72. Qa8 $142 Kg7 73. Qa7+ Qf7 74. Qc5) 72... gxh3
73. gxh3 d2 {( -> ...e4!)} 74. Qf3 Qg3 {Black mates.} 75. Qc6+ Kh5 76. Qe8+ Ng6
{Weighted Error Value: White=0.30/Black=0.40} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "3.8"]
[White "Giri, Anish"]
[Black "Ding, Liren"]
[Result "1-0"]
[ECO "A29"]
[WhiteElo "2731"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,71,0,0,0,1,2,19,0,0,-6,0,0,0,0,0,0,-3,-4,0,0,0,-6,29,21,33,27,32,33,
38,31,28,0,0,-7,0,-5,-3,-2,0,-79,-64,-59,456,442,425,427,448,453,533,503,533,
532,581,566]} 1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nf3 Nc6 6. O-O Nb6
7. Nc3 Be7 8. d3 O-O 9. Be3 Re8 10. Rc1 Bf8 11. Bg5 {A29: English Opening:
Four Knights Variation with 4 g3.} Qd7 12. Ne4 h6 {[#]} 13. Bd2 $146 {The
position is equal.} ({Predecessor:} 13. Bxh6 f5 14. Bh3 Qf7 15. Neg5 Qxa2 16.
Ra1 Qd5 17. e4 fxe4 18. Bxc8 exf3 19. Bxb7 {0-1 (27) Chennaoui,Y (2121)
-Dvirnyy,D (2485) Bassano del Grappa 2021}) 13... a5 14. Nc5 Bxc5 15. Rxc5 Qd6
16. Rc1 Be6 17. a3 a4 18. Be3 Bb3 19. Qe1 Bd5 20. Bc5 Qe6 21. e4 {Hoping for
Bxb6.} Bb3 22. Qc3 Nd7 23. Be3 Nf6 24. Nd2 Ba2 25. f4 $36 {[%mdl 2048] White
has good play.} Rad8 26. Nf3 exf4 27. Bxf4 Rd7 28. Rfe1 Bb3 29. Nd2 (29. d4 $11
Nxe4 {[#]} 30. Rxe4 $1 Qxe4 31. Re1 Qxe1+ 32. Nxe1 Nxd4 33. Kf2) 29... Red8 30.
Nxb3 Rxd3 $2 {[%mdl 8192] A mistake that costs the game.} (30... axb3 $15 {
keeps the upper hand.} 31. Qc5 Rxd3) 31. Qxd3 $18 {White is clearly winning.}
Rxd3 32. Nc5 {[%mdl 64] [#] Double Attack} Qe7 33. Nxd3 g5 34. Be3 Ng4 35. Bc5
Qe6 36. e5 {Weighted Error Value: White=0.09/Black=0.38} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.1"]
[White "Aronian, Levon"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2778"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,130,22,55,44,47,33,37,25,30,26,26,35,32,14,21,17,33,14,47,8,42,12,25,
20,27,18,17,25,22,-11,-9,-78,-81,-79,-79,-87,-81,-89,-88,-79,-88,-88,-87,-86,
-72,-91,-81,-84,-93,-98,-77,-58,-60,-54,-17,-16,-21,-21,-21,-81,-74,-85,-79,
-62,-8,-8,-8,-9,-8,-8,-8,-8,-8,-93,-8,-8,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,
-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2.
Nf3 d5 3. Bf4 c5 4. e3 e6 5. c3 Qb6 6. Qb3 c4 7. Qc2 {D02: 1 d4 d5 2 Nf3
sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bd6 8. Bxd6 Qxd6 9. b3 {
[#] White is slightly better.} cxb3 $146 ({Predecessor:} 9... b5 10. bxc4 bxc4
11. Be2 Nc6 12. Nbd2 e5 13. dxe5 Nxe5 14. Nxe5 Qxe5 15. Nf3 Qd6 {1/2-1/2 (41)
Figueroa Pahissa,T (1603)-Quesada Ventura,G (1700) Tenerife 2017}) 10. axb3 O-O
11. Nbd2 Nc6 12. Bd3 Bd7 13. O-O Rfc8 {next ...Nb4! is good for Black.} 14. Qb2
a5 15. Rfc1 b6 16. Bf1 h6 17. c4 Nb4 18. Ne5 Ra7 19. Qa3 Qf8 20. cxd5 exd5 21.
Nd3 (21. Nxd7 $11 Rxd7 22. Qb2) 21... Nc2 $1 $17 {[%cal Rc2a3]} 22. Qxf8+ Kxf8
23. Rab1 Rac7 24. Ne5 Nb4 25. Nxd7+ Nxd7 26. Rxc7 Rxc7 27. Rb2 Rc1 28. f3 f5
29. Kf2 Ke7 30. Nb1 Nf6 31. Na3 Ne8 32. Rb1 Rc3 33. Ke2 Nd6 34. Kd2 Rc8 35. Rc1
(35. g3 $11 {remains equal.}) 35... Rxc1 36. Kxc1 {[%mdl 4096] Endgame [#]
KBN-KNN} f4 $1 37. exf4 Nc6 (37... Nf5 $1 $15) 38. Nc2 $11 Nf5 39. Kd2 Ncxd4
40. Nxd4 Nxd4 {KB-KN} 41. Kc3 Nc6 (41... Ne6 {feels hotter.} 42. f5 Nc5 43. g4
Kf6 44. f4 Ne4+) 42. g4 {[#]} (42. h4 $11) 42... Kd6 ({Black should try} 42...
g5 $1 $17 43. f5 Kd6) 43. h4 {The position is equal.} Kc5 44. f5 d4+ 45. Kd2
Kb4 46. g5 hxg5 ({Don't play} 46... Kxb3 $6 47. f6 $16) 47. hxg5 Kxb3 {aiming
for ...a4.} 48. Bb5 Ne7 49. f6 gxf6 50. gxf6 Ng6 {White should prevent ...a4.}
51. Kd3 a4 {And now ...a3 would win.} 52. Kxd4 a3 {Strongly threatening ...Kb2.
} 53. Bc4+ Kb2 {Hoping for ...b5!} 54. Bd5 Nf8 55. f7 a2 56. Bxa2 Kxa2 {KN-KPP}
57. Kc4 Kb2 (57... Ka3 $5 58. Kb5 $8 Kb3 $11) 58. Kb5 Kc3 59. Kxb6 Kd4 60. Kc7
Ke5 61. Kd8 Kf6 62. Ke8 Nh7 63. f4 Kf5 64. f8=Q+ Nxf8 65. Kxf8 Kxf4 {Weighted
Error Value: White=0.11/Black=0.08} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.2"]
[White "Grischuk, Alexander"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2784"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,118,0,0,-18,0,0,0,0,27,0,0,-18,-12,-6,0,0,0,-37,-30,-81,-74,-70,0,
-112,-105,-113,-112,-108,-87,-110,-104,-111,-112,-115,-104,-112,-104,-116,-116,
-114,-112,-115,-107,-102,-87,-114,-116,-139,-131,-139,-137,-142,-132,-156,-153,
-205,-207,-194,-186,-184,-183,-311,-308,-304,-291,-280,-289,-336,-350,-414,
-414,-685,-664,-670,-674,-1015,-1015,-770,-697,-5414,-5414,-5414,-5169,-5323,
-5331,-5406,-4582,-5057,-5398,-4722,-4314,-4132,-2074,-5406,-5139,-5027,-5035,
-1385,-891]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7
7. Nf3 c5 8. Rb1 O-O 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 {[#]} 12. h3 $146 {
D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} ({
Predecessor:} 12. O-O Bg4 13. Rxb7 Bxf3 14. Bxf3 Bxd4 15. e5 Na6 16. Rxe7 Rad8
17. e6 fxe6 18. Qe1 Nc5 19. Be3 Nd3 20. Bxd4 Nxe1 21. Rg7+ Kh8 22. Rd7+ Kg8 23.
Rg7+ Kh8 24. Rd7+ Kg8 25. Rg7+ {1/2-1/2 (25) So,W (2770)-Nepomniachtchi,I 
(2784) chess24.com INT 2020}) 12... Qe6 13. Bd3 a5 14. O-O {The position is
equal.} a4 15. Qe2 a3 16. Bc4 Qd7 17. Bc3 Nc6 {[%cal Rg7d4]} 18. Rfd1 e6 19.
Qa2 Rd8 20. Bb5 (20. Qa1 $11 {remains equal.}) 20... Qc7 $17 21. Rb3 Bd7 (21...
Bf8 $15) 22. d5 {[#]} (22. Be2 $1 $11) 22... Bxc3 $1 23. Rxc3 ({Wrong is} 23.
dxc6 $2 Bxc6 24. Rc1 (24. Rxd8+ $2 Rxd8 25. Be2 Bb2 $19) 24... Bxb5 $19) 23...
exd5 24. exd5 {[#]} Qd6 {White must now prevent ...Nb4.} 25. Qa1 {[#]} a2 $1
26. dxc6 Qxd1+ {[%mdl 64] Remove Defender} 27. Qxd1 {[#]} a1=Q $1 28. Rc1 Bxc6
{[%mdl 64] Discovered Attack} 29. Rxa1 Rxd1+ 30. Rxd1 {Bxc6 is the strong
threat.} Bxb5 {[%mdl 4096] Endgame KRB-KRN} 31. Rb1 Bc6 32. Nd4 Bd5 33. Rb5 Rd8
{And now ...Bc4 would win.} 34. Rb4 Kf8 35. f3 Ke7 36. Rb6 Rd6 37. Rb2 Ra6 38.
Rd2 (38. Nb5 $17) 38... Ra2 39. Rd1 Rb2 40. Nf5+ Ke6 41. Ng7+ (41. Ne3 $142 Ba2
42. Rd8) 41... Ke5 $19 42. Ne8 {Black should prevent f4+!} Be6 43. Re1+ Kd4 44.
Nf6 h5 45. h4 b5 46. g4 (46. Re4+ $142 Kc5 47. Rf4) 46... b4 {Black is clearly
winning.} 47. gxh5 gxh5 48. Nxh5 b3 49. Ng3 Ra2 {Hoping for ...b2.} 50. h5 b2
51. h6 Ra1 52. h7 Rxe1+ 53. Kf2 b1=Q {( -> ...Qc2+)} 54. h8=Q+ {[#]} Kc4 $1 55.
Qh4+ Kb3 56. Qd4 Rc1 57. Ne2 Rc4 58. Qb6+ Kc2 59. Qa7 Qb2 {Weighted Error
Value: White=0.46/Black=0.08} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.3"]
[White "Dubov, Daniil"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "A19"]
[WhiteElo "2770"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,167,0,15,0,8,2,34,25,15,26,34,20,19,16,10,14,18,19,17,9,15,0,0,0,0,0,
0,0,0,-18,-11,-33,-7,-7,-4,-7,-3,-8,0,0,0,0,0,0,0,0,4,0,13,0,7,0,0,0,0,0,0,0,0,
0,28,34,22,27,33,21,18,11,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,29,30,30,30,207,217,269,253,441,
441,813,769,536,489,468,427,402,387,1364,1372,29945,29950,6935,6709,29952,
29956,29953,29937,29952,29956,29942,29955,29949,11867,29949,12456,10984,961,
6543,4631,4631,4618]} 1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. d4 cxd4 6. Qxd4
Nc6 7. Qf4 {A19: English Opening: Flohr-Mikenas System with 3...c5.} d6 8. Nf3
Nh6 9. Bd2 {White is slightly better.} dxe5 10. Nxe5 Bd6 11. Nxc6 Bxf4 {
[%csl Gf4][%cal Rd8d2] [#]} 12. Nxd8 Bxd2+ 13. Kxd2 Kxd8 {[#]} 14. Bd3 $146 ({
Predecessor:} 14. f3 Ke7 15. Bd3 Rd8 16. Kc2 Bd7 17. Rhe1 Rac8 18. b3 g6 19.
Re3 Nf5 20. Bxf5 gxf5 {1/2-1/2 (50) Roblette,Y (1996)-Lorenz,B ICCF email 2017}
) 14... Ke7 15. Rhe1 Rd8 16. Kc2 Ng4 17. f3 Nf6 18. b4 b6 19. Rad1 Bb7 20. Bf1
g5 21. h3 h6 22. Rxd8 Rxd8 23. Nb5 a6 24. Nc3 Rd4 25. Na4 Nd7 26. Kc3 Rf4 27.
Nb2 h5 28. Nd3 Rf5 29. Be2 Kd6 30. Rd1 {aiming for Nc5+.} Kc7 31. Kd4 Rf6 32.
Ke3 h4 33. Rc1 Rf5 34. a3 Ne5 35. Nf2 Nd7 36. Bd3 Rf4 37. Be4 Bxe4 38. Nxe4 $11
{[%mdl 4096] Endgame KRN-KRN} Rf5 39. Kd4 (39. Rd1 {is more complex.} Ne5 40.
Rd4 Nc6 41. Rd2 Ne5 42. Kd4) 39... Nf6 40. Nxf6 Rxf6 {KR-KR} 41. Re1 Kd6 $1 42.
Kc3 Rf5 43. Rd1+ Kc7 44. Kd4 Rf4+ 45. Kd3 Rf5 46. Ke3 Re5+ 47. Kf2 Rf5 48. Rd4
a5 49. Ke3 Re5+ 50. Kd2 Rf5 51. Ke3 Re5+ 52. Kd2 Rf5 53. Kd3 Re5 54. f4 Rf5 55.
fxg5 Rxg5 56. Rg4 Rh5 57. Rf4 Rh7 58. Rg4 Kd6 59. Rg5 axb4 60. axb4 f6 61. Rg8
Ra7 62. Rb8 Kc7 63. Rf8 {And now Rf7+ would win.} Ra2 (63... Ra3+ {is
interesting.} 64. Kd4 f5 65. Ke5 Re3+ 66. Kf6 Kd7) 64. Rxf6 Rxg2 65. Rxe6 Rg3+
$2 {[#] Loses the game.} (65... b5 $11 {and Black is okay.}) 66. Re3 $1 $18 {
[%cal Re3g3] Black must now prevent Rxg3.} Rg1 67. Kd4 Rd1+ $2 (67... Rh1 68.
Ke5 Kc6) 68. Ke5 Rh1 (68... Kc6 $142 69. Kf5 b5) 69. b5 Kd7 70. Rd3+ Ke7 71.
Kf5 Rh2 72. Re3+ Kd6 $2 (72... Kf7 73. Kg5 Rg2+ 74. Kxh4 Rg8) 73. Kg4 Rg2+ 74.
Kxh4 Kc5 75. Re4 Rg1 76. Kh5 Rg2 77. h4 Rg8 78. Kh6 Rg1 79. h5 Rg2 80. Kh7 Rg3
81. h6 Rg2 {White is clearly winning.} 82. Kh8 Rg6 83. h7 Rg5 84. Re6 {
Weighted Error Value: White=0.02/Black=0.02} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.4"]
[White "Carlsen, Magnus"]
[Black "Vachier-Lagrave, Maxime"]
[Result "0-1"]
[ECO "B76"]
[WhiteElo "2881"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,106,10,18,46,18,12,12,12,12,7,18,12,8,22,-16,-21,-23,0,0,0,-50,-23,
-37,-37,-25,-39,-54,-74,-75,-81,-99,-108,-123,-122,-125,-118,-140,-134,-138,
-110,-168,-131,-115,-94,-126,-125,-192,-187,-194,-173,-181,-189,-252,-247,-245,
-238,-239,-229,-346,-339,-354,-355,-311,-260,-293,-276,-291,0,-273,-273,-267,
-260,-348,-336,-527,-525,-654,-633,-29981,-29982,-29982,-29983,-29983,-29984,
-29984,-5069,-29985,-29986,-29986,-29987]} 1. e4 c5 2. Nc3 d6 3. f3 Nc6 4. Bb5
g6 5. Nge2 Bg7 6. d4 cxd4 7. Nxd4 Bd7 8. Be3 Nf6 9. Qd2 O-O 10. O-O-O Rc8 {
B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} 11. Be2 a6 12. Kb1 b5
{[%cal Bb7b5,Bb5b4][%mdl 32] The position is equal.} 13. g4 Nxd4 14. Bxd4 e5
15. Be3 {Hoping for g5.} b4 16. Nd5 Nxd5 17. exd5 {[#]} e4 $146 ({Predecessor:
} 17... Qa5 18. h4 Rc7 19. h5 Rfc8 20. Bd3 Qxd5 21. hxg6 hxg6 22. Bxg6 Qxd2 23.
Bh7+ Kf8 24. Rxd2 {1-0 (57) Pallas,S (2199)-Reindl,A (2013) Willingen 2017})
18. fxe4 ({Don't go for} 18. Qxb4 $2 exf3 19. Bxa6 Rb8 $19) 18... Re8 19. Bd4
Rxe4 20. Bxg7 Kxg7 21. h3 a5 22. Rhf1 Qe7 23. Bd3 Re5 24. Qf2 Rxd5 25. Rde1 Re5
26. Qd4 Rcc5 27. Re4 Be6 28. b3 Kg8 29. Rfe1 (29. Ref4 $17) 29... Rxe4 30. Rxe4
Qc7 31. h4 Re5 32. g5 (32. h5 $17) 32... Rxe4 $1 $19 33. Qxe4 Qc5 $1 34. Qa8+ {
[#]} Kg7 $1 35. Qf3 (35. Qd8 $142) 35... Qg1+ 36. Kb2 Qd4+ 37. Kb1 h5 38. Qf1 (
38. gxh6+ {only move.} Kxh6 39. Qg3) 38... Bd5 (38... Qxh4 39. Qf6+ Kh7 40.
Bxg6+ fxg6 41. Qe7+ Kh8 42. Qf6+ Kh7 43. Qe7+ Kh8 44. Qf6+ Kh7 $11) 39. Qe1 Kf8
40. Qg3 Ke7 41. Qe1+ Be6 42. Qh1 Bd5 43. Qe1+ Qe5 44. Qf2 {[#]} Be6 $1 {
[%cal Re6f5]} 45. Qf1 Bf5 46. Bxf5 (46. Ba6 $142) 46... gxf5 {[%mdl 4096]
Endgame KQ-KQ} ({Weaker is} 46... Qxf5 47. Qe2+ Qe6 48. Qf2 $17) 47. Qd1 f4 48.
Qxh5 Qe1+ 49. Kb2 Qc3+ 50. Kb1 f3 51. g6 Qe1+ 52. Kb2 f2 53. Qg5+ f6 {Weighted
Error Value: White=0.42/Black=0.11} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.5"]
[White "Nakamura, Hikaru"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,10]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6.
dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4
Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy
Lopez: Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19.
Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 
(32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.6"]
[White "Firouzja, Alireza"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2703"]
[BlackElo "2778"]
[Annotator "RC"]
[PlyCount "179"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:
00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]}
Nxd5 {[%emt 0:00:00]} 5. e4 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:00]} 6. bxc3 {
[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 7. Be3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]
} 8. Rc1 {[%emt 0:00:02]} Qa5 {[%emt 0:00:03]} 9. Qd2 {[%emt 0:00:01]} O-O {
[%emt 0:00:16]} 10. Nf3 {[%emt 0:00:03]} Bg4 {[%emt 0:00:03]} 11. Ng5 {[%emt 0:
00:05]} h6 {[%emt 0:01:08]} 12. h3 {[%emt 0:01:13]} Bd7 {[%emt 0:00:06]} 13.
Nf3 {[%emt 0:00:04]} cxd4 {[%emt 0:00:02]} 14. cxd4 {[%emt 0:00:03]} Qxd2+ {
[%emt 0:00:01]} 15. Bxd2 {[%emt 0:02:44]} e6 {[%emt 0:00:09]} 16. h4 {[%emt 0:
02:41]} Nc6 {[%emt 0:00:08]} 17. e5 {[%emt 0:02:21]} Rfd8 {[%emt 0:00:04]} 18.
Bd3 {[%emt 0:01:43]} Be8 {[%emt 0:00:15]} 19. Be3 {[%emt 0:00:09]} Rac8 {
[%emt 0:00:07]} 20. Kd2 {[%emt 0:00:38]} Nb4 {[%emt 0:00:14]} 21. Be4 {[%emt 0:
00:10]} Bc6 {[%emt 0:00:05]} 22. Bxc6 {[%emt 0:00:15]} Nxc6 {[%emt 0:00:11]}
23. Rc3 {[%emt 0:01:23]} Bf8 {[%emt 0:00:17]} 24. a3 {[%emt 0:00:54]} Rd5 {
[%emt 0:00:13]} 25. Rb1 {[%emt 0:00:13]} Rc7 {[%emt 0:00:03]} 26. g4 {[%emt 0:
00:17]} Ra5 {[%emt 0:00:20]} 27. Rbb3 {[%emt 0:00:11]} Rd7 {[%emt 0:00:18]} 28.
Ke2 {[%emt 0:01:48]} Kg7 {[%emt 0:00:07]} 29. Rd3 {[%emt 0:00:20]} Ra4 {
[%emt 0:00:15]} 30. Rbc3 {[%emt 0:00:03]} Be7 {[%emt 0:00:24]} 31. Kd1 {
[%emt 0:00:33]} Bd8 {[%emt 0:00:13]} 32. Kc2 {[%emt 0:00:08]} Bb6 {[%emt 0:00:
24]} 33. Kb3 {[%emt 0:00:14]} Ra5 {[%emt 0:00:03]} 34. Kc2 {[%emt 0:01:30]}
Rad5 {[%emt 0:01:00]} 35. Rc4 {[%emt 0:00:02]} Rc7 {[%emt 0:00:33]} 36. Kd2 {
[%emt 0:00:25]} Rb5 {[%emt 0:01:25]} 37. Ke2 {[%emt 0:00:25]} Rd7 {[%emt 0:00:
08]} 38. Rc2 {[%emt 0:00:19]} Rbd5 {[%emt 0:00:23]} 39. Rc4 {[%emt 0:00:06]} a6
{[%emt 0:00:56]} 40. Kd2 {[%emt 0:00:17]} Ba7 {[%emt 0:00:06]} 41. Ke2 {
[%emt 0:00:04]} Rd8 {[%emt 0:00:05]} 42. Kd2 {[%emt 0:00:10]} Na5 {[%emt 0:00:
30]} 43. Rcc3 {[%emt 0:00:10]} b5 {[%emt 0:00:02]} 44. Ke2 {[%emt 0:00:05]} Nc4
{[%emt 0:00:09]} 45. a4 {[%emt 0:00:05]} Nb2 {[%emt 0:00:06]} 46. Rd2 {[%emt 0:
00:13]} Nxa4 {[%emt 0:00:02]} 47. Rc6 {[%emt 0:00:01]} a5 {[%emt 0:01:09]} 48.
Ra2 {[%emt 0:00:12]} Rb8 {[%emt 0:00:45]} 49. Kd3 {[%emt 0:00:37]} Bb6 {
[%emt 0:00:31]} 50. Ke4 {[%emt 0:00:13]} Rb7 {[%emt 0:00:23]} 51. h5 {[%emt 0:
00:02]} g5 {[%emt 0:00:03]} 52. Ne1 {[%emt 0:00:08]} Rc7 {[%emt 0:00:24]} 53.
Rxc7 {[%emt 0:00:02]} Bxc7 {[%emt 0:00:00]} 54. Bd2 {[%emt 0:00:02]} Bb6 {
[%emt 0:00:16]} 55. Nc2 {[%emt 0:00:17]} Rd7 {[%emt 0:00:15]} 56. Ra3 {[%emt 0:
00:14]} Rd8 {[%emt 0:00:41]} 57. f4 {[%emt 0:00:24]} gxf4 {[%emt 0:00:02]} 58.
Bxf4 {[%emt 0:00:02]} Rc8 {[%emt 0:00:08]} 59. g5 {[%emt 0:00:15]} hxg5 {
[%emt 0:00:16]} 60. Bxg5 {[%emt 0:00:02]} Rxc2 {[%emt 0:00:49]} 61. Rg3 {
[%emt 0:00:06]} Rh2 {[%emt 0:01:17]} 62. Bf6+ {[%emt 0:00:22]} Kf8 {[%emt 0:00:
21]} 63. h6 {[%emt 0:00:01]} b4 {[%emt 0:00:08]} 64. Rg4 {[%emt 0:00:13]} Nc3+
{[%emt 0:00:08]} 65. Kf3 {[%emt 0:00:13]} Nd5 {[%emt 0:00:09]} 66. Bh4 {
[%emt 0:00:01]} Bxd4 {[%emt 0:00:59]} 67. h7 {[%emt 0:00:17]} Rxh4 {[%emt 0:00:
03]} 68. Rxh4 {[%emt 0:00:05]} Bxe5 {[%emt 0:00:01]} 69. h8=Q+ {[%emt 0:00:11]}
Bxh8 {[%emt 0:00:01]} 70. Rxh8+ {[%emt 0:00:00]} Ke7 {[%emt 0:00:00]} 71. Ra8 {
[%emt 0:00:03]} Kd6 {[%emt 0:00:16]} 72. Rxa5 {[%emt 0:00:02]} f5 {[%emt 0:00:
01]} 73. Ke2 {[%emt 0:00:11]} Ke5 {[%emt 0:00:16]} 74. Kd3 {[%emt 0:00:07]} f4
{[%emt 0:00:02]} 75. Ra8 {[%emt 0:00:10]} Ne7 {[%emt 0:01:17]} 76. Rb8 {
[%emt 0:00:30]} Nc6 {[%emt 0:00:23]} 77. Rb5+ {[%emt 0:00:17]} Kd6 {[%emt 0:00:
02]} 78. Ke4 {[%emt 0:00:12]} e5 {[%emt 0:00:02]} 79. Rd5+ {[%emt 0:00:11]} Ke6
{[%emt 0:00:34]} 80. Rb5 {[%emt 0:00:05]} Kd6 {[%emt 0:00:23]} 81. Rd5+ {
[%emt 0:00:03]} Kc7 {[%emt 0:00:17]} 82. Rb5 {[%emt 0:00:25]} f3 {[%emt 0:00:
03]} 83. Ke3 {[%emt 0:00:09]} Kd6 {[%emt 0:00:16]} 84. Kf2 {[%emt 0:00:09]} e4
{[%emt 0:00:39]} 85. Ke3 {[%emt 0:00:07]} Ne7 {[%emt 0:00:21]} 86. Rxb4 {
[%emt 0:00:11]} Nd5+ {[%emt 0:00:03]} 87. Kxe4 {[%emt 0:00:02]} f2 {[%emt 0:00:
01]} 88. Rb1 {[%emt 0:00:01]} Nc3+ {[%emt 0:00:01]} 89. Kf3 {[%emt 0:00:02]}
Nxb1 {[%emt 0:00:00]} 90. Kxf2 {[%emt 0:00:01]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.7"]
[White "Svidler, Peter"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2742"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,79,16,7,23,14,21,15,22,-8,6,0,25,0,29,0,10,0,0,0,0,0,0,-14,0,-15,28,
25,31,28,34,28,37,37,42,12,20,25,20,23,19,10,9,10,24,16,25,-2,-3,-2,-2,-18,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5.
d3 d6 6. O-O h6 7. Re1 O-O {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4
and 5 d3.} 8. Nbd2 a6 9. a4 Ne7 10. d4 Ba7 11. h3 Ng6 12. Bf1 {12.Bd3 is more
advanced technology.} c6 13. a5 Re8 14. Qc2 {[#]} d5 $146 ({Predecessor:} 14...
Be6 15. dxe5 dxe5 16. Nc4 Qc7 17. g3 Rad8 18. Be3 Bxe3 19. Nxe3 Nh7 20. Kh2 Ng5
21. Nxg5 hxg5 {1/2-1/2 (31) Sadzikowski,D (2563)-Parligras,M (2603) Achaia 2017
}) 15. exd5 {[%cal Rd4e5]} exd4 16. Rxe8+ Qxe8 17. Nxd4 Nxd5 18. N2f3 Ne5 (
18... c5 {is interesting.} 19. c4 Nde7 20. Ne2 Nc6 21. Ng3 Bb8) 19. Bd2 {
[#] Black must now prevent Nxe5.} Nxf3+ 20. Nxf3 Be6 21. c4 Ne7 22. Bc3 Rd8 23.
Rd1 Rxd1 24. Qxd1 Qd7 25. Qxd7 Bxd7 26. b4 f6 27. Nd2 Kf7 28. Ne4 Ke6 29. Nc5+
(29. Bd3 {with more complications.} Ng6 30. g3 Be8 31. Be2 Ne7 32. h4) 29...
Bxc5 {The position is equal.} 30. bxc5 $11 {[%mdl 4096] Endgame KBB-KBN} g5 31.
f3 h5 32. g4 hxg4 33. hxg4 Ng6 34. Kf2 Kf7 35. Ke3 Be6 36. Bd3 Kg7 37. Be2 Kf7
38. Bd3 Kg7 39. Be2 Kf7 40. Bd3 {Weighted Error Value: White=0.08/Black=0.06}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "4.8"]
[White "Caruana, Fabiano"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "B14"]
[WhiteElo "2773"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,102,14,21,0,14,4,31,6,16,0,0,0,8,0,0,0,0,-12,-1,-4,0,-2,0,0,0,4,15,
11,10,0,0,0,0,-43,-41,-59,0,0,0,-49,-64,-91,-98,-89,-91,-114,-102,-108,-109,
-89,-8,-8,-8,-8,-8,-15,-17,-39,-39,-48,-22,-29,0,-8,0,-11,-11,-11,-11,-11,-11,
-11,-11,-14,-14,-14,-20,-20,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 d5 5. Nf3
c5 6. cxd5 Nxd5 7. Bd2 cxd4 8. exd4 Nc6 9. Bd3 O-O 10. O-O Be7 11. a3 Bf6 12.
Qc2 g6 13. Bh6 Re8 14. Rad1 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...
e6 and 5...g6.} Bd7 15. Ne4 Be7 {[#]} ({Of course not} 15... Nxd4 $6 16. Nxf6+
Qxf6 17. Nxd4 $16) (15... Nce7 {feels hotter.} 16. Nxf6+ Nxf6 17. Rfe1 Rc8 18.
Qd2 Ba4) 16. Qd2 $146 {White is slightly better.} (16. b4 {keeps more tension.}
Bf8 17. Qd2 Nce7 18. Bxf8 Rxf8 19. Rfe1) ({Predecessor:} 16. b4 Rc8 17. Qb2 Qb6
18. Nc5 Red8 {1/2-1/2 (18) Llorente Alvarez,J (1104)-Schild,R (2124) LSS email
2009}) 16... Qa5 17. Qxa5 Nxa5 18. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Nc6 19. Nc5
Bc8 20. Rc1 Bf8 21. Bg5 f6 22. Bd2 a5 {[%cal Ra5b4]} 23. b5 Nce7 24. Rfe1 Kf7
25. g4 h6 26. h4 g5 27. b6 Nxb6 28. Rb1 Ned5 29. hxg5 hxg5 30. Rb5 Nd7 ({
Black should play} 30... Ra7 $15) 31. Nxe6 $11 Rxe6 32. Rxe6 {[#] Re1 is the
strong threat.} Nc7 33. Re3 Nxb5 34. Bxb5 Nb6 35. Rc3 Bd6 36. Be2 Be6 37. Ne1
Rc8 (37... a4 $17 38. Rh3 Nc4) 38. Rxc8 Nxc8 39. Bxa5 Bxa3 40. Nc2 Bb2 41. Bd8
Ne7 42. Bf3 Bb3 43. Ne3 Bxd4 (43... b5 {seems wilder.} 44. Bb6 Ke6 45. Bc5 Bc3
46. Be4 Nd5) 44. Bxb7 {The position is equal.} Be6 45. Bxe7 Kxe7 46. Nf5+ Bxf5
47. gxf5 {KB-KB} Kd6 48. Kg2 Ke5 49. Bc8 Kf4 50. f3 Be5 51. Be6 Bd4 {Weighted
Error Value: White=0.09/Black=0.09} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.1"]
[White "Radjabov, Teimour"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2758"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,119,12,10,8,13,14,15,0,0,0,0,0,0,0,0,0,6,2,3,4,7,6,6,0,0,0,0,0,0,0,0,
0,0,3,5,3,17,0,0,0,0,0,0,0,0,0,0,0,0,-16,0,0,0,0,7,0,0,0,0,0,4,0,0,0,0,0,0,0,0,
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 a6 4. Ba4 Nf6 5. O-O Bc5 6. d3 d6 7. c3 O-O {
The position is equal.} 8. h3 {C78: Ruy Lopez: Archangelsk and Möller Defences.
} Ne7 9. d4 Ba7 {[#]} 10. dxe5 $146 ({Predecessor:} 10. Bc2 d5 11. Nxe5 Nxe4
12. Nd2 Nd6 13. Ndf3 Bf5 14. Re1 Bxc2 15. Qxc2 Ne4 16. Qb3 {0-1 (58) Carlsen,M
(2855)-So,W (2770) Paris 2016}) 10... dxe5 11. Nxe5 Qxd1 12. Bxd1 Nxe4 13. Nd2
Nxd2 14. Bxd2 Rd8 15. Bf4 Be6 16. Re1 Nd5 17. Bg3 Nf6 18. Bf4 c6 19. Bb3 Bxb3
20. axb3 Nd5 21. Bg3 Bb8 22. Rad1 Bxe5 23. Bxe5 f6 24. Bg3 Kf7 25. Rd2 Ne7 26.
Red1 Rxd2 27. Rxd2 $11 {[%mdl 4096] Endgame KRB-KRN} Ke8 28. Kf1 Rd8 29. Rxd8+
Kxd8 {KB-KN} 30. f3 Kd7 31. Ke2 h5 32. b4 Nf5 33. Bf2 Ke6 34. g4 hxg4 35. hxg4
Ne7 36. Kd3 f5 37. Bd4 g6 38. c4 b5 39. b3 fxg4 40. fxg4 Ng8 41. Ke3 Nh6 42.
Kf4 {[#] Hoping for Kg5.} Nf7 43. c5 Nd8 44. Bc3 Nf7 45. Bd4 g5+ 46. Ke4 Nh6
47. Kf3 Kd5 48. Bc3 Nf7 49. Bf6 Ke6 50. Bc3 Kd5 51. Bf6 Ke6 52. Bc3 Nh6 53. Bg7
Ng8 54. Ke4 Ne7 55. Bc3 $1 Nd5 56. Bd2 Kf6 57. Be1 Ke6 58. Bd2 Kf6 59. Be1 Ke6
60. Bd2 {A rather calm draw.  Weighted Error Value: White=0.02/Black=0.01}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.2"]
[White "Mamedyarov, Shakhriyar"]
[Black "Caruana, Fabiano"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2761"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,99,0,0,0,0,0,0,0,0,0,-3,-23,9,0,17,27,51,54,60,56,48,25,90,81,101,99,
81,82,102,104,101,102,98,98,97,91,83,92,96,81,111,114,160,164,172,163,165,162,
297,285,285,278,262,306,302,296,270,262,241,229,265,258,376,340,399,360,377,
400,374,309,443,462,441,440,564,614,683,505,690,338,910,864,1560,1339,2038,
1977,6091,5636,1866,1727,4727,2763]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. d3 Nc6 5.
Nbd2 e5 6. O-O {[#] A07: Réti Opening: New York and Capablanca Systems.} a5
$146 ({Predecessor:} 6... Bd6 7. e4 dxe4 8. dxe4 O-O 9. c3 Qe7 10. Qc2 a5 11.
Nc4 Bc5 12. Be3 b6 13. Bxc5 Qxc5 14. Ne3 Ba6 15. Rfd1 Rad8 16. Nd5 Nxd5 17.
exd5 {1-0 (37) Tsydypov,Z (2765)-Avalyan,A (2393) Chess.com INT 2018}) 7. c3
Bd6 8. e4 {The position is equal.} dxe4 9. dxe4 O-O 10. a4 Be6 11. Qe2 Nd7 12.
Nc4 h6 13. Rd1 Qe7 14. Nh4 Bc5 15. Nf5 Bxf5 (15... Qf6 $11) 16. exf5 $16 Rfe8
17. Nd2 Nf6 18. Ne4 Rad8 19. Rxd8 Rxd8 20. Nxc5 Qxc5 21. Be3 Qd6 22. Qb5 e4 23.
Bf4 ({Much worse is} 23. Qxb7 $6 Rb8 $11) 23... Qd7 24. Re1 {[%cal Ba1e1,Be1e2,
Be2d2][%mdl 32]} b6 25. Bxe4 Re8 26. f3 Nxe4 27. fxe4 ({Don't do} 27. Rxe4 Rxe4
28. fxe4 Qd1+ 29. Kg2 Qc2+ 30. Kf3 Qd1+ 31. Ke3 Qc1+ 32. Kf2 Qc2+ 33. Ke3 Qc1+
34. Kf2 Qc2+ 35. Ke3 Qc1+ $16) 27... f6 28. Kf2 Rd8 (28... Re7 {was necessary.}
29. g4 Kh7) 29. Re2 $18 Ne5 30. Bxe5 Qxb5 31. axb5 fxe5 {[%mdl 4096] Endgame
KR-KR} 32. Ke3 Rd1 33. Rd2 Re1+ 34. Kf3 h5 35. Rd5 Rb1 (35... Rf1+ $142 36. Ke3
Kf8 37. Rd8+ (37. Rxe5 Re1+ 38. Kf4 Re2 $18) 37... Ke7) 36. Rxe5 Rxb2 37. Re8+
Kf7 38. Rc8 Rxb5 39. Rxc7+ Kf6 (39... Kf8 {keeps fighting.} 40. c4 Rc5) 40.
Rc6+ Ke7 41. c4 Rc5 42. Rxb6 Rxc4 43. Ra6 a4 44. Kf4 (44. e5 $142 Rg4 45. Ra7+
Kf8 46. e6) 44... Kf7 $2 {[#]} (44... Rc2 45. Rxa4 Rxh2) 45. h3 {White is
clearly winning.} Rb4 46. g4 Rb3 47. g5 a3 48. g6+ Ke7 49. Ra7+ Kf8 50. e5 {
Weighted Error Value: White=0.14/Black=0.33} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.3"]
[White "Nepomniachtchi, Ian"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "A16"]
[WhiteElo "2778"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,33,66,60,57,39,51,41,48,40,45,32,47,47,46,50,52,32,44,30,27,31,62,
72,66,45,63,47,45,23,25,16,16,16,16,16,17,17,17,6,25,25,25,25,25,25,27,39,38,
36,9,8,8,8,0,1,8,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,
-8,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 (5. Qc2 Nc6 6. Qb3 Nb6
7. d4 Be6 8. Qd1 Bg7 9. e3 O-O 10. Be2 Bc4 11. Bxc4 Nxc4 12. O-O Nd6 13. Qe2
Qe8 14. Rd1 e5 15. d5 e4 16. dxc6 exf3 17. Qxf3 Qxc6 18. Qxc6 bxc6 {1/2-1/2 
(74) Nepomniachtchi,I (2774)-Svidler,P (2729) Amsterdam 2019}) 5... h6 6. e4 {
A16: English Opening: 1...Nf6 with ...d5.} Nxc3 7. dxc3 (7. bxc3 {keeps more
tension.} Bg7 8. d4 c5 9. Rb1 O-O 10. Be3) 7... Qxd1+ 8. Kxd1 {White is
slightly better.} Nd7 9. Bf4 c6 10. Kc2 a5 11. a4 Nc5 12. Nd2 {[#]} h5 $146 ({
Predecessor:} 12... Be6 13. Be3 Nd7 14. Bc4 Bxc4 15. Nxc4 Bg7 16. Rhd1 Ne5 17.
Nb6 Ra6 18. Bd4 O-O 19. Bxe5 Rxb6 20. Bxg7 Kxg7 {1-0 (59) Svane,R (2877)
-Mischuk,D (2702) Chess.com INT 2020}) 13. Be3 e5 14. f3 f6 15. Bc4 Ne6 16. Nb3
Bd6 17. Rad1 Ke7 18. Rd2 Bc7 19. Rhd1 b6 20. g3 (20. Ra1 {with more
complications.} Rb8 21. Rf2 Nd8 22. Nd2 Bd7 23. Rff1) 20... Rd8 21. Rxd8 Nxd8
22. Nd2 Nb7 23. Be2 (23. Rf1 {feels hotter.} Nd6 24. Be2 Be6 25. Bd3 Rb8 26. b3
) 23... Nd6 24. f4 Bg4 (24... exf4 {looks sharper.} 25. Bxf4 Be6 26. e5 fxe5
27. Bxe5 Rc8) 25. Bxg4 hxg4 26. fxe5 fxe5 27. Bg5+ Ke6 28. Rf1 Rg8 $1 29. Kd3
Bd8 30. Nc4 {The position is equal.} Nxc4 31. Kxc4 $11 {[%mdl 4096] Endgame
KRB-KRB} Be7 32. b4 axb4 33. Bxe7 Kxe7 34. cxb4 {With the idea a5. KR-KR} Rd8
35. a5 Rd4+ {[%mdl 64] [#] Double Attack} 36. Kb3 c5 37. a6 Rxb4+ 38. Ka3 Rb5
39. Ra1 c4 $1 {[#] Hoping for ...Ra5+.} 40. Ra2 Ra5+ 41. Kb2 c3+ $1 42. Kb3 {
And now Rxa5 would win.} c2 $1 {[%cal Rc2c1]} 43. Rxc2 {aiming for Ra2.} Rxa6
44. Rc6 Kf7 45. Rc7+ Kf6 46. Rc6+ Kf7 47. Rc7+ Kf6 48. Rc6+ Kf7 {Weighted
Error Value: White=0.04/Black=0.03} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.4"]
[White "So, Wesley"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "D63"]
[WhiteElo "2741"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,77,12,17,22,17,17,15,12,12,9,7,18,13,7,0,0,5,9,0,0,0,0,0,0,0,0,0,0,0,
0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1.
Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Nbd7 5. Bg5 h6 6. Bh4 Be7 7. e3 O-O 8. Rc1 {
The position is equal.} c5 {is the new trend. D63: Queen's Gambit Declined:
Classical: 7 Rc1.} 9. cxd5 Nxd5 10. Bxe7 Nxe7 11. Be2 b6 12. O-O Bb7 13. dxc5
Nxc5 14. b4 Nd7 15. Nb5 Nf6 {[#]} 16. Qxd8 $146 (16. Ne5 {is interesting.} Ned5
17. Qb3 a6 18. Nd4 Qd6 19. Nc4) ({Predecessor:} 16. Ne5 Ned5 17. a3 a5 18. Nd4
axb4 19. Ndc6 Qc7 20. axb4 Nxb4 21. Nxb4 Qxe5 22. Bf3 {1/2-1/2 (99)
Sundararajan,K (2422)-Landa,K (2611) Reykjavik 2017}) 16... Rfxd8 17. Rc7 Bxf3
18. Bxf3 Ned5 {[#] And now ...a6 would win.} 19. Rxa7 Rxa7 20. Nxa7 Ra8 21. Nc6
Rxa2 22. h3 g5 23. Rc1 Rb2 24. Ra1 Nxb4 25. Ra8+ Kg7 26. Ne5 $1 {[#] Ra7 is
the strong threat.} Ra2 27. Rb8 $1 {[%cal Rb8b7] Strongly threatening Rb7.} Ra7
28. Rxb6 Nbd5 29. Bxd5 (29. Rb3 {with more complications.} Nd7 30. Nxd7 Rxd7
31. g4 Nf6 32. Kg2) 29... Nxd5 $11 {[%mdl 4096] Endgame KRN-KRN} 30. Rb1 Rc7
31. Ra1 Ne7 32. g4 Ng6 33. Nxg6 Kxg6 {KR-KR} 34. Kg2 Kf6 35. Kf3 Kg6 36. Kg3
Kf6 37. Kf3 Kg6 38. Kg3 Kf6 39. Kf3 {Not much happened in this game.  Weighted
Error Value: White=0.01/Black=0.01} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.5"]
[White "Vachier-Lagrave, Maxime"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2860"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,6]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5
Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6
13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez:
Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4
Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 (32)
Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.6"]
[White "Pichot, Alan"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2533"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,121,0,12,17,24,-12,31,23,47,12,14,15,17,14,31,13,17,21,26,20,22,18,15,
27,44,44,51,17,18,27,30,0,0,13,17,15,34,35,15,20,31,26,112,0,0,0,0,0,0,0,25,14,
11,4,4,4,8,4,10,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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. e4 c6 2. Nf3 d5 3. d3 Qc7
4. exd5 cxd5 5. c4 Nf6 6. Nc3 {B10: Caro-Kann: 2 d3 and 2 c4.} e6 7. g3 {[#]}
a6 $146 ({Predecessor:} 7... Qd8 8. Bg2 Nc6 9. Bf4 Be7 10. O-O O-O 11. Ne5 Re8
12. Nb5 Rf8 13. Nc3 h6 {0-1 (43) Pichot,A (2630)-Anton Guijarro,D (2673)
chess24.com INT 2021}) 8. Bg2 {White is slightly better.} dxc4 9. Bf4 Bd6 10.
Bxd6 Qxd6 11. dxc4 Qc7 12. Qe2 (12. Qa4+ {with more complications.} Nbd7 13.
O-O O-O 14. Rfd1 Nc5 15. Qc2) 12... O-O 13. O-O b6 14. Ne5 Bb7 15. Bxb7 Qxb7
16. Rfd1 Nbd7 17. Nxd7 Nxd7 18. Rd4 Rad8 19. Rad1 {And now f4 would win.} Qc7
20. b4 h6 21. a3 Nf6 22. Rxd8 Rxd8 23. Rxd8+ Qxd8 24. Ne4 Nd7 25. c5 Qa8 {[#]}
(25... Qc8 $11) 26. Qc2 (26. Qf3 $1 $16 {Nf6+! is the strong threat.} Kh8 27.
Qxf7 Qxe4 28. Qxd7 Qb1+ 29. Kg2 Qe4+ 30. Kf1 bxc5 31. Qc8+ (31. bxc5 Qc4+ 32.
Ke1 Qc3+ 33. Qd2 Qxc5 $16) 31... Kh7 32. Qxc5 (32. bxc5 Qd3+ 33. Ke1 Qe4+ 34.
Kf1 Qd3+ 35. Ke1 Qe4+ 36. Kf1 $11)) 26... Qc6 $11 27. Qe2 bxc5 28. Nxc5 Nxc5
29. bxc5 {[%mdl 4096] Endgame KQ-KQ} f6 30. Qd3 Kf7 {The position is equal.}
31. h4 a5 32. Qc3 a4 33. Qd4 Ke7 34. Qg4 g5 35. hxg5 hxg5 36. Qc4 e5 37. Qc2
Kd7 38. Qf5+ Kc7 39. Qh7+ Qd7 40. Qh8 Qd1+ 41. Kg2 Qd5+ 42. Kg1 Qf3 43. Qf8 {
[#] Black must now prevent Qd6+.} Qd1+ 44. Kh2 Qd8 45. Qf7+ Kc6 46. Qa7 Qd4 47.
Qb6+ Kd7 48. Qb7+ Ke6 49. Qc6+ (49. Qa6+ {seems wilder.} Kf7 50. Qb7+ Ke6)
49... Ke7 50. Qb7+ Ke6 51. Qc6+ Kf5 52. Kg2 g4 53. Qc8+ Kg6 54. c6 Qd5+ 55. Kg1
Qd1+ 56. Kh2 Qd4 $1 {[%cal Rd4f2]} 57. Qg8+ Kh6 $1 58. Qf8+ Kg6 59. Qg8+ Kh6 $1
60. Qf8+ Kg6 61. Qg8+ {Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.7"]
[White "Giri, Anish"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2731"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,105,14,16,21,14,35,29,31,0,0,0,25,19,27,16,24,6,2,13,4,12,4,1,8,0,12,
0,0,0,9,12,8,19,14,8,20,11,45,38,40,25,26,34,38,10,29,30,32,4,9,0,0,0,0,0,0,0,
0,0,2,2,67,70,104,98,216,216,156,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 {
Recently 7.a4 got a lot of attention.} h6 {C55: Two Knights: 4 d3, 4 d4 exd4 5
e5 and Max Lange Attack.} 8. Re1 Re8 9. h3 Bf8 {White has an edge.} 10. Nd5 {
[#]} Nxd5 $146 ({Predecessor:} 10... Be6 11. Nxf6+ Qxf6 12. Bxe6 Rxe6 13. Nh2
Rae8 14. Qf3 Qd8 15. Be3 Nd4 16. Bxd4 exd4 {0-1 (55) Cabral,P-Janevska,A
Yerevan 1996}) 11. Bxd5 Ne7 12. Bb3 Ng6 13. Be3 Qf6 14. Nh2 Be6 15. Bxe6 Qxe6
16. Qg4 a5 17. Qxe6 Rxe6 18. a4 Ne7 19. f4 exf4 20. Bxf4 f5 21. exf5 Rxe1+ 22.
Rxe1 Nxf5 23. Nf3 Kf7 24. Bd2 b6 25. g4 Ne7 26. Nd4 Ng6 27. Rf1+ Kg8 28. Ne6
Rc8 (28... Re8 $5 {[%cal Re8e6]} 29. Nxc7 Rc8 $14) 29. Bc3 c5 30. b3 d5 31. Rf5
d4 32. Nxf8 Rxf8 33. Rxf8+ Kxf8 $11 {[%mdl 4096] Endgame KB-KN} 34. Bd2 Ke7 35.
Kf2 Ke6 36. Kg3 Ne5 (36... Ne7 $1 $11) 37. h4 $1 $14 Nc6 {[#]} 38. h5 $1 Ne7 (
38... Ne5 $16) 39. g5 $18 hxg5 {[#] Hoping for ...Kf5.} 40. Bxg5 $2 (40. Kg4 $1
$16) 40... Nd5 $11 {The position is equal.} 41. Kf3 Ke5 42. Bh4 Ke6 43. Bg3 Kf5
44. Bh4 Nf6 45. Kf2 g5 ({Not} 45... Nxh5 46. Bd8 $18) (45... Ke6 {feels hotter.
} 46. Kf3 Nd5) 46. hxg6 Kxg6 47. Bxf6 Kxf6 {KP-KP} 48. Ke2 Kg5 49. Kf3 {
Black must now prevent Ke4.} Kf5 50. Kg3 Kg5 51. Kf3 {aiming for Ke4.} Kf5 52.
Kg3 Kg5 53. Kf3 {Weighted Error Value: White=0.07/Black=0.11} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "5.8"]
[White "Ding, Liren"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2836"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,89,46,49,49,49,44,45,37,43,38,41,37,21,32,49,56,56,53,44,50,39,41,44,
53,50,55,43,45,54,41,53,51,81,78,72,40,40,47,78,12,102,71,118,118,111,118,112,
100,185,176,204,198,232,231,365,358,357,279,601,315,419,287,302,280,283,283,
281,276]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7.
Qxd5 Nf6 8. Qd1 Bc5 9. Nf3 O-O 10. e3 Nc6 11. Be2 Qe7 12. O-O Rfd8 13. Qb3 $5 {
[%mdl 4] An interesting side line. D32: Tarrasch Defence: Sidelines and lines
without g3.} Bf5 14. Bd2 a6 15. Na4 {[#] White is slightly better.} Be6 $146 ({
Predecessor:} 15... Ne4 16. Rfd1 Ba7 17. Rac1 Be6 18. Qc2 Bf5 19. Qb3 Be6 {
1/2-1/2 (19) Piccoli,F (2678)-Koegler,K (2557) ICCF email 2008}) 16. Qc2 Ba7
17. Rfd1 Rac8 18. Nc3 Nb4 19. Qb1 g6 {Black wants to play ...Bf5.} 20. Ne4 Nc2
21. Nxf6+ Qxf6 22. Bc3 Rxc3 23. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} Nxa1 24.
Qxa1 Rc8 25. Nd4 Bd5 26. Bf1 h5 27. Qb2 h4 28. c4 Be4 29. Rd2 h3 30. Ne2 Qe7 {
[#]} 31. gxh3 (31. g3 $1 $16) 31... Bb8 (31... Rxc4 $11 32. Ng3 Rb4) 32. Ng3 (
32. Qb3 {is more complex.} b5 33. cxb5 axb5 34. Ng3 Bb7 35. Bg2) 32... Be5 {[#]
} 33. Qb3 Bc6 34. Bg2 Bxg2 35. Kxg2 Qc7 (35... Bf6 $16 36. Rd3 Kh7) 36. Rd5 Bg7
37. h4 Qc6 38. h5 Be5 (38... Qxc4 $142 39. Qxb7 Qc6 40. Qxc6 Rxc6 41. hxg6 fxg6
42. Rd8+ Bf8) 39. hxg6 $18 fxg6 40. Qd3 Kh7 $2 (40... Bg7 41. c5 Rd8) 41. Qe4
Bg7 42. c5 Re8 {White has a decisive advantage.} 43. Rh5+ Kg8 44. Qxc6 bxc6 45.
Rh4 {Weighted Error Value: White=0.23/Black=0.33} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.1"]
[White "Aronian, Levon"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2778"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,0,8,4,21,14,11,16,15,14,28,29,29,0,0,-25,34,0,6,10,45,45,44,30,36,
52,37,31,137,109,130,103,108,0,42,77,50,-35,-14,-52,-78,-101,-89,-78,0,0,0,0,
109,112,137,-148,38,31,158,154,150,116,309,59,410,397,442,437,434,441,438,423,
599,490,492,492,492,491,485,492,488,492,720,525,703,686]} 1. d4 Nf6 2. c4 e6 3.
Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 {D38: Queen's Gambit Declined: Ragozin
Defence (4 Nf3 Bb4).} c5 7. g3 O-O 8. Bg2 {The position is equal.} c4 9. O-O
Nc6 10. Bg5 Be6 11. Ne1 (11. Ne5 $142) 11... Be7 $11 12. Nc2 {[#]} Rc8 $146 (
12... h6 $11 13. Bxf6 Bxf6) ({Predecessor:} 12... Qa5 13. e4 dxe4 14. Bxf6 Bxf6
15. Nxe4 Be7 16. Qe1 Qb6 17. Qc3 Rfd8 18. Rad1 Rd7 19. d5 Rxd5 20. Rxd5 Bxd5 {
1/2-1/2 (63) Gudmundsson,G (1770)-Koota,I (1798) Fredericia 2020}) 13. Rc1 Qa5
14. f4 Ne8 (14... Rcd8 {is interesting.} 15. f5 Bc8 16. Bh4 h6 17. Ne3 Rd7) 15.
Bxe7 Nxe7 16. f5 Bd7 17. g4 h6 18. Qe1 Qb6 (18... Qd8 $1 $14) 19. Bxd5 $16 (19.
Nxd5 Nxd5 20. Bxd5 Qxb2 $15) 19... Bc6 20. Bxc4 Nf6 21. Bd3 ({White should try
} 21. b3 $16) 21... Nxg4 22. Qg3 Nf6 (22... Qxb2 $2 23. Qxg4 Qxc3 24. f6 $18)
23. Kf2 (23. e4 $14) 23... Kh8 24. Rg1 {[%csl Gg1][%cal Rg3g7]} Rg8 25. Qh4
Qxb2 26. Ne3 Qb6 ({Black should play} 26... Bd7 $1 $17 27. Rc2 Qb4) 27. Nc4 $40
{[%mdl 128] Black needs to defend precisely.} Qd8 28. Ne5 Qf8 (28... Rf8 $11)
29. e4 $16 Rd8 30. Ke3 {[%mdl 8192] [#]} (30. Ne2 $1 $16) 30... Be8 $2 (30...
Rxd4 $1 $17 {[%mdl 512] Strongly threatening ...Nxf5+!} 31. Qh3 (31. Kxd4 Nxf5+
32. exf5 Qb4+ 33. Nc4 Rd8+ 34. Ke3 Qe7+ 35. Ne5 Qxe5+ 36. Kd2 Qxf5 $17) 31...
Rd8) 31. Rg3 Nc6 (31... Rc8 $14) 32. Nxc6 $1 Bxc6 {[#]} 33. e5 $1 {[%cal Re5f6]
} Qa3 $2 {[#]} 34. Rc2 $2 ({White must play} 34. Kd2 $1 $18 Ne4+ 35. Nxe4 (35.
Bxe4 $2 Rxd4+ 36. Rd3 Bxe4 $19 {[%mdl 64] Pin}) 35... Qb4+ 36. Ke2 Bxe4 37.
Qxe4 Rxd4 38. Qe3) 34... Rde8 $2 {[%mdl 8192]} (34... Qe7 $14 35. Rh3 Rge8) 35.
Kf2 $18 Nh7 36. f6 {Threatens to win with Bxh7.White is clearly winning.} Qf8
37. fxg7+ Rxg7 38. Qxh6 Rd8 (38... f5 $142 39. Qxg7+ Qxg7 40. Rxg7 Kxg7) 39.
Bxh7 {White wants to mate with Bf5+.} Rxg3 40. Qxf8+ Rxf8 41. Kxg3 Kxh7 {
KRB-KRN} 42. d5 Bd7 43. Ne4 Bf5 (43... Ba4 $142) 44. Nf6+ Kg6 45. Rg2 {
Weighted Error Value: White=0.34/Black=0.61} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.2"]
[White "Dubov, Daniil"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2770"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,74,-6,-15,-7,-21,10,0,40,52,42,31,39,39,62,63,66,56,73,75,87,64,85,
43,75,58,34,0,18,0,56,51,59,47,49,45,48,48,94,95,102,108,97,102,86,56,49,38,61,
36,69,62,96,0,262,287,272,262,488,386,393,0,480,0,350,0,484]} 1. d4 Nf6 2. c4
e6 3. Nf3 d5 4. g3 Bb4+ 5. Nbd2 dxc4 6. Bg2 b5 {E04: Open Catalan: 5 Nf3.} (
6... a5 7. a3 Bxd2+ 8. Bxd2 O-O 9. Qc2 b5 10. a4 c6 11. h4 Nbd7 12. h5 h6 13.
g4 Nxg4 14. axb5 Bb7 15. Nh2 Nxf2 16. Kxf2 Qh4+ 17. Kf1 Qf6+ 18. Bf3 {1-0 (18)
Dubov,D (2710)-Ding,L (2791) chess24.com INT 2021}) 7. Ne5 {[#]} Qxd4 $146 ({
Predecessor:} 7... Nd5 8. O-O O-O 9. a4 c6 10. Ne4 f6 11. Nf3 Nd7 12. b3 a5 13.
bxc4 bxc4 14. Qc2 {0-1 (33) Yuffa,D (2527)-Fedoseev,V (2731) Sochi 2017}) 8.
Nc6 Nxc6 (8... Bxd2+ {is more complex.} 9. Bxd2 Qd6 10. Na5 Nd5 11. O-O O-O) 9.
Bxc6+ Bd7 $1 {[%cal Rd7c6]} 10. Bxa8 c6 $1 11. O-O O-O 12. Bb7 Qb6 {[#]} 13.
Ne4 $1 {[%cal Re4f6]} Qxb7 (13... Nd5 14. Be3) 14. Nxf6+ gxf6 15. Bh6 Rd8 16.
Qd4 {[%mdl 1024] Threatening mate with Qg4+. White has strong compensation.} (
16. e3 {seems wilder.} e5 17. f4 Qc7 18. Qf3 Bf8 19. Bxf8 Kxf8 20. fxe5 Qxe5
21. Rad1) 16... e5 17. Qh4 Be7 18. Rad1 (18. f4 $5 {[%cal Rf4e5]} Qb6+ 19. Kh1
$11) 18... Qc8 19. f4 e4 (19... exf4 $11 20. Rxf4 Bf5 21. Rxd8+ Bxd8) 20. g4
$14 Be6 $1 ({Not} 20... Bxg4 $2 21. Kh1 $18) 21. f5 $36 {[%mdl 2048] White has
the initiative.} Rxd1 $1 22. Rxd1 Bd5 23. Be3 a5 24. Kf2 $1 b4 {[#]} 25. Rg1 $1
{aiming for g5.} c3 26. bxc3 bxc3 27. Bd4 c2 28. Bxf6 Bxf6 29. Qxf6 {[%mdl
4096] Endgame KQR-KQB} Qb8 30. Qg5+ Kh8 31. Rg3 ({Better is} 31. Kg2 $16) 31...
Qb6+ $2 {[%mdl 8192] [#]} (31... Qd6 $11 {and Black stays safe.}) 32. Kg2 $1
$18 {f6 would kill now.} e3+ 33. Kh3 {White threatens f6 and mate.} Qc5 $2 (
33... Qb8) 34. Qd8+ Kg7 {...f6 is the strong threat.} 35. Qg5+ {[%mdl 64]
Double Attack} Kh8 (35... Kf8 $2 36. Rxe3 Be6 37. Rd3 $18) 36. Qd8+ Kg7 {
Threatens to win with ...f6.} 37. Qg5+ {[%mdl 64] Double Attack} Kh8 {[%mdl
32768] Weighted Error Value: White=0.52/Black=0.35. An unexpected result.} ({
Don't blunder} 37... Kf8 $2 38. Rxe3 Be6 39. Rd3 $18) 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.3"]
[White "Carlsen, Magnus"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2881"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,106,-24,0,0,0,-5,0,0,0,2,12,0,0,0,16,10,21,25,22,10,28,28,36,6,38,27,
37,12,59,55,94,98,102,102,131,120,117,122,131,133,130,125,110,111,135,97,111,
87,87,87,87,88,88,88,87,79,87,87,83,79,87,66,83,83,83,83,83,83,83,83,83,83,83,
83,83,83,83,83,91,75,75,64,64,64,64,64,64,64,64,0,64,64,65,64,64,64,64,64,64]} 
1. b4 e5 2. Bb2 Bxb4 3. Bxe5 Nf6 4. c3 Be7 5. g3 {[#]} d6 $146 ({Predecessor:} 
5... d5 6. Bg2 Nbd7 7. Bf4 O-O 8. Nf3 c6 9. O-O Nc5 10. d3 h6 11. a4 Qa5 12.
Bd2 {1-0 (43) Gagarkine,N (1918)-Protopopova,A (1763) Saratov 2012}) 6. Bxf6 {
A00: Irregular Openings.} Bxf6 7. Bg2 O-O 8. e3 {The position is equal.} d5 9.
Ne2 c6 10. d4 Bf5 11. Nd2 Nd7 12. O-O Re8 13. c4 dxc4 14. Nxc4 {Hoping for Nd6.
} Qc7 15. Rc1 {[%cal Ba1c1,Bc1c3,Bc3b3][%mdl 32]} Rad8 16. Nf4 Nb6 17. Nxb6
Qxb6 18. Qa4 g6 19. Rc3 Bg5 20. Rb3 Qc7 21. Qxa7 Re7 22. Nd3 Bxd3 23. Rxd3 c5
24. Rc3 b6 25. Qxc7 Rxc7 26. Rb1 Rd6 27. a4 Bf6 28. Bf1 Rcd7 29. dxc5 Bxc3 30.
cxd6 Rxd6 $16 {[%mdl 4096] Endgame KRB-KRB} 31. Rc1 Rc6 32. Rd1 Rc7 33. Rd6 Ba5
34. Bb5 Kg7 35. e4 Rc1+ 36. Kg2 Rc2 37. e5 Bb4 38. Rf6 Be7 39. Rxb6 {And now
a5 would win.} Rxf2+ {[%mdl 64] [#] Decoy} 40. Kxf2 Bc5+ 41. Kf3 Bxb6 {KB-KB}
42. Ke4 Kf8 43. Kd5 Ke7 44. g4 h5 45. h3 (45. Kc6 {is interesting.} Ba5 46.
gxh5 gxh5 47. Bc4 Bc3 48. Kd5) 45... hxg4 46. hxg4 Ba5 47. Bd3 Bd2 48. Bc2 Be1
49. Bd3 Bd2 $1 50. Ba6 {White is slightly better.} Be1 51. Bc8 Kd8 {[#]} 52. e6
$1 fxe6+ 53. Bxe6 Kc7 {Weighted Error Value: White=0.05/Black=0.06} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.4"]
[White "Nakamura, Hikaru"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2829"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,15,17,12,23,0,0,8,1,0,32,0,29,34,27,34,36,47,46,21,33,26,46,53,55,
54,62,59,58,45,45,51,70,52,110,33,61,20,64,58,77,74,118,110,121,89,141,134,157,
202,308,305,279,157,172,166,247,191,183,185,183,173,176,124,126,135,148,140,
265,251,211,117,119,105,436,431,438,445,262,431,438,426,443,436,422,392,392,
225,391,400,341,273,339,254,266,251,296,229,1241,1212]} 1. e4 c5 2. Nf3 d6 3.
Bb5+ Nd7 4. c4 Ngf6 5. Nc3 g6 6. O-O {B51: Sicilian: Moscow Variation (3 Bb5+)
without 3...Bd7.} Bg7 7. d4 cxd4 8. Nxd4 {The position is equal.} O-O 9. Ba4
Ne5 10. Qe2 {[#]} Bd7 $146 ({Predecessor:} 10... Qc7 11. Bb3 a6 12. Bg5 Nc6 13.
Nf3 Bg4 14. Qe3 Bxf3 15. Qxf3 Qa5 16. Be3 Nd7 {1/2-1/2 (53) Jablonicky,M (2302)
-Rohacek,M (2255) Slovakia 2018}) 11. Bxd7 Qxd7 12. Rd1 Rfc8 13. b3 a6 14. Bb2
Rab8 15. h3 Nc6 16. Nf3 Qe8 17. Nd5 Nd7 18. Bxg7 Kxg7 19. Qb2+ (19. Rac1 {
feels hotter.} Qf8 20. Qb2+ Kg8 21. Qc3 Qe8 22. Rd2) 19... Kg8 20. Rac1 {
[%cal Ba1c1,Bc1c2,Bc2d2][%mdl 32]} Nde5 21. Ne1 Qf8 ({Black should try} 21...
Rd8 $14) 22. Qe2 (22. c5 $1 $16) 22... Nd7 23. Qe3 Qg7 24. Rc2 Kf8 25. f4 a5
26. Nf3 Rd8 27. Nc3 Nc5 (27... Kg8 $142) 28. Rcd2 $16 b6 29. Nd5 b5 (29... h6 {
was worth a try.} 30. e5 f5 31. exf6 exf6) 30. cxb5 $18 Rxb5 31. Nc3 (31. Nc7
$18 Rb7 32. Qxc5 $3 {[%mdl 576] Pin} Rxc7 33. e5 $1 {[%mdl 512]}) 31... Rbb8
$16 32. e5 {[%cal Re5d6]} Nb7 (32... Re8 $142 33. Nd5 Ne6) 33. Na4 dxe5 34.
Nxe5 ({But not} 34. fxe5 $6 Rxd2 35. Rxd2 Kg8 $16) 34... Nxe5 35. fxe5 {
Strongly threatening Nb6.} Kg8 36. Nb6 (36. Rd7 $18) 36... Rxd2 37. Rxd2 Nd8
38. Nc4 {And now Qa7 would win.} Nc6 {[#]} (38... Qf8 $16 39. Nxa5 Kg7) 39. Qc5
$1 $18 {[%cal Rc5c6]} Rc8 {[#]} 40. Rd7 (40. Nb6 $1 $18 {[%cal Rb6c8]} Qh6 41.
Rf2 (41. Nxc8 Qxd2 42. Qxc6 Qe1+ 43. Kh2 Qxe5+ 44. g3 Qd4 $18)) 40... Qh6 $16
41. Nb6 Rd8 {[%mdl 8192] A mistake that costs the game.} (41... Rb8 $16 {
is a better chance.}) 42. Qxc6 $18 Qe3+ 43. Kh1 Qe1+ 44. Kh2 Qxe5+ 45. g3 Rf8
46. Nc4 Qe1 47. Qf3 a4 48. Qe3 (48. bxa4 $142 Rc8 49. Ne3) 48... Qb1 $2 (48...
Qxe3 {was necessary.} 49. Nxe3 axb3 50. axb3 Rb8 51. Rxe7 Rxb3) 49. Rd2 axb3
50. Qxb3 Qe1 51. Qd1 Qe6 52. Qe2 Qa6 53. Ne5 Qb7 (53... Qxe2+ 54. Rxe2 Ra8) 54.
Nd7 {[%mdl 64] Discovered Attack.  Weighted Error Value: White=0.23/Black=0.34}
1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.5"]
[White "Firouzja, Alireza"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2703"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,18,7,8,33,39,36,40,32,32,40,42,45,32,42,34,60,37,60,41,35,27,43,53,
67,63,75,53,63,39,55,41,39,33,80,87,83,84,83,79,73,27,52,31,31,31,54,37,33,0,0,
0,32,0,0,0,11,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6.
O-O {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e6 7. Re1 Be7
8. Bf1 {White is slightly better.} O-O 9. c4 {[#]} Re8 $146 ({Predecessor:} 
9... a6 10. Nc3 Ne5 11. b3 Bd7 12. Bb2 Qb8 13. f4 Qa7 14. h3 Nc6 15. Nd5 Bd8 {
0-1 (40) Rossolimo,N-Rogoff,K Malaga 1970}) 10. Nc3 Bf8 11. a4 Ne5 12. Bf4 Ng6
13. Bg3 a6 14. h3 b6 15. Qd2 Bb7 16. a5 bxa5 17. Nb3 Rb8 18. Nxa5 Ba8 19. Ra4
Qd7 {Black wants to play ...Nxe4!} 20. c5 {[%cal Rg3d6]} e5 21. Bxa6 dxc5 22.
Qxd7 Nxd7 23. Bb5 Red8 24. Nc4 Nb6 25. Ra7 Nc8 26. Ra5 f6 27. f3 Nf4 28. Rea1
$36 {[%mdl 2048] White has good play.} Bb7 29. Bf2 Ne6 30. Ba6 Bc6 31. Bb5 Bb7
{The position is equal.} 32. Ba6 Bc6 33. Bb5 Bb7 {Weighted Error Value:
White=0.09/Black=0.07} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.6"]
[White "Svidler, Peter"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2742"]
[BlackElo "2741"]
[Annotator "RC"]
[PlyCount "81"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:
00:00]} 3. e3 {[%emt 0:00:37]} Nf6 {[%emt 0:00:20]} 4. b3 {[%emt 0:00:02]} Bd6
{[%emt 0:00:10]} 5. Bb2 {[%emt 0:00:02]} O-O {[%emt 0:00:03]} 6. Be2 {[%emt 0:
00:41]} c5 {[%emt 0:00:18]} 7. O-O {[%emt 0:00:33]} b6 {[%emt 0:00:08]} 8. cxd5
{[%emt 0:00:39]} Nxd5 {[%emt 0:00:00]} 9. d4 {[%emt 0:00:13]} Bb7 {[%emt 0:00:
03]} 10. Nbd2 {[%emt 0:01:03]} Nd7 {[%emt 0:00:54]} 11. Nc4 {[%emt 0:02:06]}
Be7 {[%emt 0:00:19]} 12. Rc1 {[%emt 0:00:06]} Rc8 {[%emt 0:00:05]} 13. dxc5 {
[%emt 0:02:06]} Nxc5 {[%emt 0:02:04]} 14. Nd4 {[%emt 0:02:30]} Bf6 {[%emt 0:01:
14]} 15. Bf3 {[%emt 0:00:04]} Ba6 {[%emt 0:00:43]} 16. Qd2 {[%emt 0:00:50]} Qd7
{[%emt 0:01:20]} 17. Rfd1 {[%emt 0:01:56]} Rfd8 {[%emt 0:00:37]} 18. Nf5 {
[%emt 0:01:21]} exf5 {[%emt 0:02:36]} 19. Bxd5 {[%emt 0:00:12]} Qe7 {[%emt 0:
00:21]} 20. Bxf6 {[%emt 0:00:22]} Qxf6 {[%emt 0:00:00]} 21. Qd4 {[%emt 0:00:51]
} Qxd4 {[%emt 0:00:45]} 22. Rxd4 {[%emt 0:00:02]} Bxc4 {[%emt 0:00:05]} 23.
Bxc4 {[%emt 0:00:56]} Rxd4 {[%emt 0:00:24]} 24. exd4 {[%emt 0:00:01]} Ne6 {
[%emt 0:00:02]} 25. d5 {[%emt 0:00:24]} Nc5 {[%emt 0:00:04]} 26. Bb5 {[%emt 0:
00:20]} Rd8 {[%emt 0:00:08]} 27. b4 {[%emt 0:00:08]} Ne4 {[%emt 0:00:08]} 28.
Rc7 {[%emt 0:00:17]} g6 {[%emt 0:00:23]} 29. Bc6 {[%emt 0:00:07]} Nc3 {[%emt 0:
00:14]} 30. Rxa7 {[%emt 0:00:07]} Nxd5 {[%emt 0:00:02]} 31. Bxd5 {[%emt 0:00:
03]} Rxd5 {[%emt 0:00:00]} 32. g3 {[%emt 0:00:04]} f4 {[%emt 0:00:24]} 33. gxf4
{[%emt 0:00:31]} Rd4 {[%emt 0:00:18]} 34. b5 {[%emt 0:00:01]} Rb4 {[%emt 0:00:
10]} 35. a4 {[%emt 0:00:06]} Rxf4 {[%emt 0:00:02]} 36. Ra6 {[%emt 0:00:13]} h5
{[%emt 0:00:08]} 37. Rxb6 {[%emt 0:00:06]} Rxa4 {[%emt 0:00:02]} 38. Rc6 {
[%emt 0:00:04]} Rb4 {[%emt 0:00:08]} 39. b6 {[%emt 0:00:02]} h4 {[%emt 0:00:25]
} 40. Kg2 {[%emt 0:00:02]} Rb3 {[%emt 0:00:08]} 41. h3 {[%emt 0:00:02]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.7"]
[White "Caruana, Fabiano"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2773"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,65,-2,4,13,0,22,18,13,18,35,39,77,59,77,-45,88,71,88,100,129,73,144,
145,105,115,173,171,220,213,259,274,449,444,397,418,842,459,476,461,471,468,
458,466,458,458,452,453,468,388,1751,1724,1407,1345]} 1. d4 Nf6 2. Nf3 g6 3.
Nbd2 Bg7 4. e4 d6 5. Bd3 c5 6. c3 O-O 7. O-O cxd4 8. cxd4 e5 {B07: Pirc
Defence: Miscellaneous Systems.} 9. d5 Nbd7 {[#]} 10. b4 $146 ({Predecessor:} 
10. Nb3 a5 11. a4 b6 12. Re1 Nc5 13. Nxc5 bxc5 14. Bd2 Ne8 15. Bc3 f5 16. Nd2 {
1-0 (48) Predke,A (2684)-Sanal,V (2581) Ruma 2020}) 10... a5 {The position is
equal.} 11. Ba3 axb4 12. Bxb4 Nc5 13. Bxc5 dxc5 14. Nc4 (14. Rc1 $16) 14... Nh5
(14... b5 $15 {stays ahead.} 15. Ncxe5 c4) 15. a4 $36 {[%mdl 2048] Keeping
Black busy.} (15. Nfxe5 Nf4 $17) (15. Ncxe5 $2 Re8 $17) 15... Nf4 {[#]} 16. Bc2
$1 ({Not} 16. Ncxe5 $2 Qe7 $19) 16... f5 {[#]} 17. Rb1 ({Don't blunder} 17.
Ncxe5 $2 fxe4 18. Bxe4 Re8 $19) (17. Re1 $142 $1) 17... Ra6 ({Black should play
} 17... fxe4 18. Bxe4 Qd7) 18. Re1 (18. Ncxe5 $2 fxe4 19. Bxe4 Bxe5 $19) 18...
fxe4 19. Bxe4 Qd7 (19... b6 $16) 20. Nfxe5 $18 Bxe5 21. Nxe5 Qxa4 22. d6 Rd8 (
22... Qxd1 {is a better defense.} 23. Rbxd1 Bf5 24. Bxb7 Ra7) 23. Qf3 Rf8 {
And now ...Nh3+! would win.} 24. Bd5+ Kg7 (24... Be6 $142 25. Bxe6+ Nxe6) 25.
Bb3 Qd4 {Threatens to win with ...Nh3+!} 26. Rbd1 Nh3+ 27. gxh3 Rxf3 28. Rxd4 (
{But not} 28. Nxf3 Qxd6 29. Rxd6 Rxd6 $18) 28... cxd4 29. Nxf3 Rxd6 30. Re7+
Kh6 31. h4 {Black must now prevent Ne5.} d3 $2 (31... Bf5 32. Kf1 d3) 32. Ne5
Rd4 33. Bg8 {[%csl Gg8][%cal Re7h7] Weighted Error Value: White=0.39/Black=0.51
} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "6.8"]
[White "Radjabov, Teimour"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2758"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,27,0,0]} 1. e4 {Fernandez,D} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4
exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Na5 11. Qa4+
Nc6 12. Qb3 Na5 13. Qa4+ Nc6 14. Qb3 {[#]} {Predecessor:} Nce7 $146 {C54:
Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 15. O-O O-O 16. Rfe1 c6
17. Ne4 Nb6 18. Bd3 Ned5 19. Nc5 Nf6 20. Rac1 Rb8 21. Qa3 a6 22. Qb3 Qc7 23.
Ne4 Nfd5 24. Nc3 Qd6 25. Be4 {1/2-1/2 (36) Jones,G (2640)-Karjakin,S (2753)
Wijk aan Zee 2018 CBM 183 [Fernandez,D]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.1"]
[White "Mamedyarov, Shakhriyar"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "E39"]
[WhiteElo "2761"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,131,10,7,12,14,16,18,14,7,39,33,31,49,52,52,60,52,75,34,37,58,42,52,
63,0,0,0,0,0,0,0,0,0,0,0,5,-20,0,0,0,0,0,0,0,0,0,-10,-12,-15,0,0,0,0,0,0,15,0,
18,18,18,18,18,18,24,20,20,20,20,20,20,20,20,20,20,22,292,285,556,146,565,15,
534,517,1777,1098,1498,1029,5159,5159,5159,5123,5089,1240,29979,29980,29982,
29983,29983,29984,29984,29985,29986,29987,29987,29988,29988,29989]} 1. d4 Nf6
2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. dxc5 O-O 6. Nf3 Na6 {[%cal Bb8a6,Ba6c5,Bc5e4]
[%mdl 32]} 7. g3 Nxc5 8. Bg2 Nce4 9. O-O Nxc3 10. bxc3 Be7 11. e4 d6 12. e5
dxe5 13. Nxe5 Qc7 14. Qe2 Bd6 {The old main line. E39: Nimzo-Indian: Classical:
4...c5 5 dxc5 0-0.} 15. Bf4 Ne8 16. c5 Qxc5 {The position is equal.} 17. c4 {
[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32]} Bxe5 (17... Qc7 {seems wilder.} 18. Rab1 f6
19. Nd3 Rb8 20. Rfc1 b6) 18. Qxe5 Qxe5 19. Bxe5 f6 20. Bf4 {[%mdl 1024] White
has compensation.} e5 21. Be3 {[#]} Be6 $146 ({Predecessor:} 21... Nc7 22. Rab1
a5 23. f4 exf4 24. Bxf4 Ne6 25. Bd6 Re8 26. Bd5 a4 27. Rfe1 Kf7 {1-0 (42)
Holroyd,K (2397)-Dorer,M (2401) ICCF email 2013}) 22. c5 Rf7 23. Rfb1 Rb8 24.
a4 f5 25. Rb4 (25. c6 $14 b6 26. Rb5) 25... Nf6 $11 26. c6 b6 27. Rb5 e4 28.
Rd1 Rc8 29. Rd6 Re7 {Threatening ...Ne8.} 30. Bg5 Kf7 31. Bf1 Ne8 (31... h6 {
is interesting.} 32. Bxf6 gxf6 33. Rb4 Rec7 34. Bb5 Ra8) 32. Bxe7 Kxe7 33. Rd1
Rxc6 34. Rbb1 Nd6 35. Rdc1 Bd7 36. Rxc6 Bxc6 {[%mdl 4096] Endgame KRB-KBN} 37.
Ra1 Nb7 38. Bb5 Bd5 39. Rc1 {And now Rc7+ would win.} Nc5 40. a5 g5 41. Kf1 f4
42. Bc4 Ke6 43. axb6 axb6 44. Ke2 h6 45. Bxd5+ Kxd5 {KR-KN} 46. Rb1 {With the
idea gxf4.} Kc6 47. gxf4 gxf4 48. Rg1 b5 49. Rg6+ Kd5 $1 50. Rxh6 {Threatens
to win with Rb6.} Ne6 $2 {[%mdl 8192] Black is now going downhill.} (50... b4
$11) 51. h4 $1 $18 b4 $2 (51... Ke5 52. Rh5+ Kf6) 52. Rh8 $2 (52. h5 $1 $18 {
and the rest is easy. aiming for Rh7.} b3 53. Rh8) 52... b3 $2 {[%mdl 8192] [#]
} (52... Ke5 $16 {is more resistant.} 53. Kd1 e3) 53. Rb8 $2 (53. h5 $1 $18 {
[%cal Rh5h6] Strongly threatening h6.} Ng5 54. Rg8) 53... Nd4+ $2 {[%mdl 8192]
[#]} (53... Kc4 $1 $11 {and Black has nothing to worry.}) 54. Kd1 $1 e3 (54...
Kc4 $142 55. h5 f3) 55. fxe3 fxe3 56. h5 Kc4 57. h6 Kd3 58. Kc1 (58. h7 {
gets mated.} e2+ 59. Ke1 Nc2+ 60. Kf2 e1=Q+ 61. Kf3 Qe4+ 62. Kg3 Qe5+ 63. Kh4
Qxb8 64. Kh5 b2 65. Kh6 b1=Q 66. h8=Q Qxh8+ 67. Kg5 Qe5+ 68. Kh6 Qh1+ 69. Kg6
Qhh5#) 58... e2 59. Re8 Nf5 60. h7 {White mates.} Ne3 61. Rd8+ Kc4 62. Kd2 {
[%mdl 64] Double Attack} b2 63. Rb8 Nc2 64. Kxe2 Nb4 {[#]} 65. Rxb4+ $1 {
[%mdl 576] Promotion} Kxb4 66. h8=Q {Weighted Error Value: White=0.38/Black=0.
62} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.2"]
[White "Nepomniachtchi, Ian"]
[Black "Radjabov, Teimour"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2778"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,3,17,1,3,-52,-8,-16,-10,-8,-27,-9,-18,-46,-59,-47,-50,-48,-54,-56,
-41,-58,-45,-71,-31,-74,-77,-68,-35,-22,-25,-51,-76,-65,-21,-37,-40,-87,-60,
-166,-150,-156,-156,-247,-241,-243,-224,-377,-199,-419,-407,-578,-361,-349,
-360,-357,-362,-408,-403]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 c6 4. e3 Bf5 5. Bd3 Bxd3
6. Qxd3 {D00: 1 d4 d5: Unusual lines.} Nbd7 7. O-O-O (7. e4 $11) 7... e6 8. e4
{The position is equal.} dxe4 9. Nxe4 {[#]} Nxe4 $146 ({Predecessor:} 9... Qa5
10. Kb1 Nxe4 11. Qxe4 Qd5 12. Qxd5 cxd5 13. Nf3 Be7 14. Ne5 Nb6 15. Rhe1 O-O {
0-1 (33) Chan,K (2303)-Frolyanov,D (2542) Chess.com INT 2021}) 10. Qxe4 Nf6 11.
Qe2 Qd5 12. Kb1 Qxg2 13. Nf3 Qg4 14. Be3 Qh5 15. Rhg1 h6 16. Bf4 O-O-O 17. Rd3
Nd5 18. Be5 Qf5 19. Rb3 Rg8 20. a3 g5 21. Ka2 Bd6 22. c4 Nf4 23. Qe3 Kb8 24. d5
(24. Nh4 $15 Qh7 25. Ng2 Nxg2 26. Rxg2) 24... exd5 $19 ({But not} 24... cxd5 $2
{[#]} 25. Nd4 $1 $18) 25. Nd4 Qd7 26. Rc1 (26. Bxd6+ $17 Qxd6 27. c5) 26...
Bxe5 27. Qxe5+ Ka8 {Strongly threatening ...Rge8.} 28. Qe1 (28. c5 {keeps
fighting.}) 28... Ne6 (28... c5 $142 29. Nf3 g4) 29. Nf3 (29. Nxe6 fxe6 30. Rh3
) 29... Nc5 30. Ne5 (30. Re3 $142 dxc4 31. Ne5) 30... Nxb3 31. Nxd7 Nxc1+ 32.
Qxc1 {[#] And now Nf6 would win.} Rxd7 33. cxd5 cxd5 {Weighted Error Value:
White=0.42/Black=0.22} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.3"]
[White "So, Wesley"]
[Black "Caruana, Fabiano"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2741"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,4]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5
Nxb5 7. a4 Nbd4 8. Nxd4 d5 9. exd6 Nxd4 10. Qxd4 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6
13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez:
Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4
Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 (32)
Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.4"]
[White "Vachier-Lagrave, Maxime"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2860"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,81,14,11,24,25,23,18,17,17,21,14,17,18,18,17,26,0,0,0,5,6,6,6,6,6,15,
8,17,10,25,28,33,34,24,26,42,10,15,17,33,35,34,31,35,42,34,40,33,34,59,31,72,8,
12,-5,-6,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. Nf3 d5 3. Nc3 Bg4 4.
h3 Bxf3 5. Qxf3 e6 6. Be2 Bc5 {B11: Caro-Kann: Two Knights Variation.} 7. O-O
Ne7 8. Na4 Bd6 9. d4 dxe4 10. Qxe4 Nd7 11. Rd1 Nf6 12. Qf3 {[#]} Qa5 $146 ({
Predecessor:} 12... Nf5 13. Nc5 Qe7 14. Ne4 Nxe4 15. Qxe4 Bc7 16. a4 Rd8 17. g3
h5 18. Bf4 Bxf4 19. Qxf4 {0-1 (76) Nandhidhaa,P (2312)-Girya,O (2477) Caleta
2020}) 13. b3 e5 14. dxe5 Bxe5 15. Rb1 O-O 16. Bd2 Qc7 17. Nb2 Ng6 {[#] White
must now prevent ...Nh4.} 18. g3 Rad8 19. Nc4 Bd4 20. c3 Bc5 21. b4 Be7 22. h4
h5 23. Be3 b5 24. Na5 Ne5 25. Qg2 Rxd1+ 26. Rxd1 c5 27. Qb7 Qxb7 28. Nxb7 cxb4
29. cxb4 Bxb4 30. Bxb5 a5 31. Bb6 ({White should try} 31. Bf4 $16 Neg4 32. f3)
31... Ne4 $1 $11 {[%cal Re4c3] [#] And now ...Nc3 would win.The position is
equal.} 32. a4 ({But not} 32. Bxa5 $2 Bxa5 33. Nxa5 Nc3 $19) ({Wrong is} 32.
Nxa5 $2 Nc3 $19) 32... Nc3 33. Ra1 Nxb5 34. axb5 {Strongly threatening Bc7.}
Rb8 35. Bxa5 Bxa5 36. Nxa5 Rxb5 {KRN-KRN} 37. Ra2 g6 38. Kg2 Kg7 39. Ra4 Rb2
40. Nc4 Nxc4 41. Rxc4 {Weighted Error Value: White=0.07/Black=0.04} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.5"]
[White "Pichot, Alan"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "B10"]
[WhiteElo "2533"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,111,6,2,4,20,10,11,3,0,0,60,-11,-6,-11,7,-69,0,0,0,-3,0,-17,0,0,0,0,
46,16,11,-37,-21,-22,9,-16,-16,0,-11,-20,-15,-16,-27,-34,86,-57,-64,-62,0,-129,
352,347,652,581,598,605,583,620,562,590,951,937,931,890,916,647,590,577,599,
675,599,662,584,588,580,562,511,304,298,296,385,206,204,212,360,161,243,199,
511,502,1004,763,1018,974,1184,1097,29967,29968,29967,29967,29979,29980,29982,
29983,29984,29984]} 1. e4 c6 2. Nf3 d5 3. d3 Bg4 (3... g6 4. Qe2 Bg7 5. g3 Bg4
6. Bg2 e6 7. O-O Ne7 8. h3 Bxf3 9. Bxf3 O-O 10. Bg2 a5 11. Kh2 a4 12. a3 Re8
13. f4 c5 14. c3 Nbc6 15. Be3 Qb6 {0-1 (39) Pichot,A (2630)-Firouzja,A (2759)
chess24.com INT 2021}) 4. h3 Bh5 5. Qe2 e6 6. g4 {B10: Caro-Kann: 2 d3 and 2
c4.} Bg6 7. h4 {And now h5 would win.} h5 8. Ne5 {The position is equal.} Bh7
9. g5 {[#]} Bd6 $146 {[#]} (9... Nd7 $11 10. Nxd7 Qxd7) ({Predecessor:} 9...
Nd7 10. Nxf7 Kxf7 11. Qxh5+ g6 12. Qg4 Bd6 13. Bh3 Nf8 14. f4 Ne7 15. b3 Bb4+ {
0-1 (36) Sorensen,J (2369)-Mchedlishvili,M (2570) Tornelo INT 2021}) 10. Nxf7
Kxf7 $11 11. Qxh5+ Kf8 (11... g6 {feels hotter.} 12. Qf3+ Ke8 13. Bh3 Ne7 14.
Bxe6 Rf8) 12. Qg4 (12. Rh3 $11 g6 13. Qg4) 12... Bg6 (12... Nd7 $1 $15 13. Bg2
dxe4 14. dxe4 Ne5) 13. h5 Bf7 14. Nc3 Nd7 15. f4 Ne7 16. Bd2 Qb6 17. O-O-O Ke8
18. g6 {[%mdl 1024] White has compensation.} Bg8 19. Qg5 d4 20. Ne2 Rh6 21. e5
Bb4 22. Bxb4 Qxb4 23. a3 Qb6 24. Ng3 Nc5 {Threatens to win with ...Na4.} 25.
Ne4 Na4 (25... Kd7 $15 {keeps the upper hand.}) 26. Nd6+ (26. b3 $1 $16 {
Strongly threatening Nf6+!} Nc5 27. Nf6+ $1 Kf8 28. b4) 26... Kd7 $15 27. Nc4
Qc5 (27... Qc7 $15) 28. Bh3 (28. b4 $1 $11 {was the only way to keep the
balance.} Qb5 29. Bh3) 28... b5 $2 {[%mdl 8192] [#] Loses the game.} (28... Nd5
$17 {White must now prevent ...Nxb2!} 29. b4 Qe7) 29. b4 $18 Qd5 {[#]} (29...
Rxh5 30. Qxh5 (30. bxc5 Rxg5 31. fxg5 bxc4 $17) 30... Qd5) 30. Bg2 $1 bxc4 31.
Bxd5 cxd5 32. dxc4 Nc3 33. Rd3 Rf8 {[#]} 34. Rxc3 $1 dxc3 35. Qg1 Nc8 36. cxd5
exd5 37. Rh3 Rxf4 38. Rxc3 Rxh5 {Black wants to play ...Nb6.} 39. Qc5 Rc4 40.
Rxc4 Rh1+ 41. Kb2 dxc4 42. Qb5+ Kd8 43. Qb7 Rh3 44. c3 (44. a4 $142) 44... Be6
45. Qxg7 Ne7 {[#]} (45... Rh2+ $142 46. Kb1 Rh1+ 47. Kc2 Rh2+ 48. Kd1 Rh1+ 49.
Kd2 Rh2+ 50. Kd1 Rh1+ 51. Ke2 Rh5) 46. Qf6 (46. Qf8+ $142 $1 Kd7 47. Qb8 Rh2+
48. Kc1 Rh1+ 49. Kd2 Rh2+ 50. Kd1 Rh1+ 51. Kd2 Rh2+ 52. Ke1 Rh1+ 53. Kd2) 46...
Kd7 (46... Rh2+ $142 47. Kc1 Kd7) 47. Qf2 Nc8 (47... Nxg6 {is tougher.} 48.
Qxa7+ Ke8) 48. g7 Nb6 (48... Rd3 $142 49. Qg1 Bg8 50. e6+ {[%mdl 64] Promotion}
Bxe6) 49. Qg2 Rd3 50. g8=Q {[%cal Rg2b7]} Na4+ 51. Kb1 {[%cal Rg2b7]} Nxc3+ 52.
Kc2 {[%cal Rg2b7] White mates.} Bxg8 53. Qxg8 Nd5 54. Qg4+ {[%mdl 64] Double
Attack} Kd8 55. Qxc4 Rd1 56. Qh4+ {Weighted Error Value: White=0.37/Black=0.69}
1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.6"]
[White "Giri, Anish"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2731"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,64,29,34,29,26,65,41,52,46,47,23,18,14,21,19,8,19,40,39,39,41,50,30,
50,32,25,23,34,21,39,29,49,33,41,7,29,10,22,2,2,0,2,0,22,5,31,0,0,0,37,0,0,0,
38]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Bb4+ 5. c3 Bc5 6. Be3 Bb6 7. Nf5
Bxe3 {C45: Scotch Game.} 8. Nxe3 ({But not} 8. fxe3 g6 $15) 8... Nge7 9. c4 d6
{White is slightly better.} 10. Nc3 O-O 11. Be2 f5 12. exf5 Nxf5 13. Nxf5 Bxf5
14. O-O {[#]} Be6 $146 ({Predecessor:} 14... Qd7 15. Bf3 Kh8 16. b3 Rae8 17.
Re1 Rxe1+ 18. Qxe1 Ne5 19. Bd5 Nd3 20. Qe3 b6 {0-1 (65) Nepomniachtchi,I (2714)
-Kramnik,V (2760) Sochi 2014}) 15. Qd2 Qf6 16. Rad1 Qf4 17. Nd5 Bxd5 18. cxd5
Ne5 19. Qxf4 Rxf4 20. Rc1 Re4 21. Rc2 Re8 22. f3 Rb4 23. b3 Nd7 24. Bc4 Ne5 25.
a3 Rb6 26. b4 Nxc4 27. Rxc4 $11 {[%mdl 4096] Endgame KRR-KRR} Ra6 (27... c5 $5)
28. Rc3 Re2 29. Rf2 Re1+ 30. Rf1 Re2 31. Rf2 Re1+ 32. Rf1 Re2 {Weighted Error
Value: White=0.12/Black=0.10} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.7"]
[White "Ding, Liren"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2836"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,110,26,23,24,24,22,25,23,27,8,41,46,47,51,72,41,42,34,37,31,46,46,46,
41,46,42,45,43,46,47,43,42,47,47,48,47,47,41,41,35,41,28,31,27,35,35,39,39,38,
33,44,34,44,27,28,2,5,0,0,0,14,5,8,14,19,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5
exd5 5. Nf3 h6 6. Bf4 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 
(+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.}
Nf6 7. e3 Bd6 8. Be5 {White has an edge.} c6 9. Bd3 {[#]} Be7 $146 ({
Predecessor:} 9... O-O 10. h3 Bxe5 11. Nxe5 Nbd7 12. f4 c5 13. Qf3 cxd4 14.
exd4 b5 15. O-O Bb7 {1/2-1/2 (30) Liu,Y (2524)-Gukesh,D (2535) Shanghai 2019})
10. h3 Be6 11. O-O Nbd7 12. Bh2 O-O 13. Rc1 Rc8 14. Bb1 c5 15. dxc5 Nxc5 16.
Nd4 Bd6 17. Bxd6 Qxd6 18. Qf3 Qe5 19. Rfd1 Nce4 20. Nce2 Rxc1 21. Rxc1 Rc8 22.
Rxc8+ Bxc8 23. Qf4 Qxf4 24. Nxf4 Nd6 25. Bd3 Kf8 26. b3 Ke7 27. f3 Nde8 28. Kf2
Nc7 29. g4 Bd7 30. h4 Nfe8 31. h5 Nd6 32. a4 a5 {The position is equal.} 33.
Ke2 Kf6 34. Kd2 Ke5 35. Bc2 Ne6 36. Nd3+ Kf6 37. Nf4 Nxd4 38. exd4 $11 {
[%mdl 4096] Endgame KBN-KBN} Be6 39. Ke3 Nc8 40. Bd3 Ne7 41. Bb5 Bc8 42. Be8 g5
43. Nd3 Kg7 44. Bb5 f6 45. Kf2 b6 46. Kg3 f5 47. Ne5 fxg4 48. fxg4 Kf6 49. Kf3
Ke6 50. Kg3 Ng8 51. Bd3 {[#] aiming for Bf5+.} Ke7 52. Nc6+ Kd6 53. Ne5 Ke7 54.
Nc6+ Kd6 55. Ne5 Ke7 {Weighted Error Value: White=0.03/Black=0.03} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "7.8"]
[White "Grischuk, Alexander"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2784"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,88,47,55,37,59,0,0,0,0,0,0,-7,-20,-25,-27,0,0,-47,-22,-16,0,-47,-61,
-58,-54,-62,-8,-8,-12,-3,-7,-7,-7,-13,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O
Ngf6 6. Qe2 e6 7. d4 cxd4 8. Nxd4 Rc8 9. c4 Qc7 10. b3 Be7 11. Nc3 O-O 12. Bb2
Rfe8 13. Rad1 a6 14. f4 {B52: Sicilian: Moscow Variation with 3...Bd7.} Bf8 15.
Nf3 {[#]} (15. g4 $14 h6 16. g5 hxg5 17. fxg5) 15... e5 $146 ({Predecessor:} 
15... g6 16. Kh1 Rcd8 17. e5 Nh5 18. Ng5 h6 19. Nxf7 Kxf7 20. f5 exf5 21. Nd5
Qc6 22. Rxf5+ {1-0 (31) Fette,M (2360)-Sherzer,A (2440) Budapest 1990}) 16.
fxe5 dxe5 17. Kh1 Qc6 18. Nd5 b5 19. Nd2 Nxd5 20. exd5 Qg6 21. Ba1 e4 22. Rf4
e3 23. Nf1 bxc4 24. bxc4 Ne5 $1 25. h3 {[#]} Bd6 (25... Rxc4 $1 $15 26. Rxc4
Nxc4 27. Qxc4 e2 {[%mdl 64] Double Attack}) 26. Nxe3 {The position is equal.}
Qg3 27. Qf2 Qxf2 28. Rxf2 Nxc4 29. Nf5 Bf8 30. d6 {[#] Threatens to win with
d7.} Nxd6 31. Nxd6 Bxd6 32. Rxd6 {And now Kh2 would win.} Rc1+ 33. Kh2 {
Strongly threatening Re2!} Rxa1 34. Rxa6 {[%mdl 4096] Endgame KRR-KRR} h5 35.
Ra7 f6 36. Rc2 Re5 37. Rc3 Rg5 38. Rg3 Rxg3 39. Kxg3 {KR-KR} Kh7 40. h4 Kg6 41.
Ra5 Kf7 42. Ra7+ Kg6 43. Ra5 Kf7 44. Ra7+ Kg6 {Weighted Error Value: White=0.
08/Black=0.06} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.1"]
[White "Aronian, Levon"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2778"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,81,32,25,22,41,31,25,22,0,13,2,0,22,23,-15,0,0,0,0,0,-1,0,0,17,0,0,0,
32,19,31,0,0,0,0,0,4,0,0,0,0,0,2,2,4,2,6,0,16,16,16,14,29,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O 7.
Qb3 {7.Ne5 is the modern continuation.} dxc4 8. Qxc4 b5 {D78: Fianchetto
Grünfeld: 6 0-0 c6.} 9. Qc2 Bf5 10. Qd1 c5 {White has an edge.} 11. Nc3 {
Nh4 is the strong threat.} Nc6 12. Nh4 Bd7 {[#]} 13. dxc5 $146 ({Predecessor:} 
13. Nxb5 Rb8 14. d5 Nxd5 15. Qxd5 Rxb5 16. Rd1 Nd4 17. e3 Bg4 18. Rxd4 Bxd4 19.
exd4 Qxd5 20. Bxd5 cxd4 {1/2-1/2 (28) Svane,R (2888)-Dubov,D (3053) Chess.com
INT 2020}) 13... b4 14. Ne4 Nxe4 15. Bxe4 Rc8 16. Nf3 Bh3 17. Re1 Qxd1 18. Rxd1
Rfd8 19. Rd3 (19. Bg5 {is interesting.} Bxb2 20. Rxd8+ Nxd8 21. Rb1 Bf6 22.
Rxb4 Rxc5 23. Be3) 19... Rxd3 20. Bxd3 Ne5 21. Nxe5 Bxe5 22. a3 b3 23. Bc4 Rxc5
24. Bxb3 Rc7 25. Bh6 Bxb2 26. Rd1 {[%cal Rd1d8] [#]} Rc8 27. a4 Bg7 28. Be3 a6
29. f3 h5 30. Kf2 Bf6 31. a5 Kg7 32. Bd5 Rc2 33. Rb1 Bf5 {[#] White must now
prevent ...Bd3.The position is equal.} 34. Rc1 Rxc1 35. Bxc1 $11 {[%mdl 4096]
Endgame KBB-KBB} Bc3 36. Bb7 Bxa5 37. Bxa6 Bc3 38. Bc4 Bd7 39. h4 Be5 40. Be3
Bc6 41. Bc5 {Weighted Error Value: White=0.06/Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.2"]
[White "Carlsen, Magnus"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2881"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,49,-10,-15,-5,0,0,0,0,7,0,108,115,116,125,141,125,123,82,112,116,188,
74,184,182,164,185,395,378,411,400,395,351,336,339,395,380,597,98,466,431,792,
758]} 1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. Nf3 e4 5. Nd4 Bc5 6. Nf5 {[#] A01:
Nimzowitsch-Larsen Opening.} d5 $146 ({Predecessor:} 6... O-O 7. e3 d5 8. cxd5
Bxf5 9. dxc6 bxc6 10. Nc3 Re8 11. Be2 Bd6 12. Rc1 h5 13. Bxh5 Nxh5 14. Qxh5 {
1/2-1/2 (40) Artemiev,V (2709)-Firouzja,A (2759) Chess.com INT 2021}) 7. Nxg7+
Kf8 $1 {Threatens to win with ...d4.} 8. cxd5 {The position is equal.} Bd4 $1 {
[%cal Rd4b2] [#]} 9. Nc3 $1 Ne7 {[#]} ({Wrong is} 9... Kxg7 $2 10. dxc6 bxc6
11. e3 $18) (9... Nb4 $11 {remains equal.} 10. e3 Be5) (9... Nb4 10. e3) 10. e3
$1 $16 Bxc3 (10... Kxg7 11. exd4) 11. dxc3 Kxg7 12. c4 Ng6 13. g4 {[%mdl 1024]
Strongly threatening g5. White has strong compensation.} h6 14. h4 c5 (14...
Qe7 $16 {was worth a try.}) 15. Be2 (15. f4 $1 $18 {And now g5 would win.} Kg8
16. Be2) 15... Kg8 {[#]} (15... Qd6 $16) 16. Qc2 $1 $18 Rh7 {[#]} 17. O-O-O $1
Nxg4 $2 (17... a5 18. Rdg1 Ra6) 18. h5 Nf8 19. Qxe4 f5 20. Qc2 Nxf2 21. Rhg1+
Kf7 22. Rdf1 Qh4 (22... Qe7 $142 23. e4 Nh3) 23. Be5 $2 (23. Rg2 $18 {is more
deadly.} Nh1 24. Bd3) 23... Qe4 $2 {[%mdl 8192]} 24. Qc3 Nh3 (24... Qh4 $142
25. Qa1 Nd7) 25. Rg4 {Weighted Error Value: White=0.46/Black=0.77} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.3"]
[White "Nakamura, Hikaru"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "E32"]
[WhiteElo "2829"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,97,0,0,0,0,0,4,-25,-12,-17,0,0,4,0,0,0,0,-15,-24,-24,-24,-31,-14,-41,
-38,-39,-41,-43,-7,-30,-20,-34,-39,-115,-116,-95,-98,-239,-23,-23,-23,-16,-11,
-15,-16,-29,-4,-22,-23,-28,-26,-28,-27,-22,-18,-23,-22,-19,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,8,0,8,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2
O-O 5. Nf3 d5 6. cxd5 exd5 7. Bf4 {E32: Nimzo-Indian: Classical (4 Qc2): 4...
0-0.} c5 8. dxc5 Qa5 9. e3 {[#]} Bf5 $1 10. Bd3 Bxc3+ 11. bxc3 Bxd3 12. Qxd3 {
[#]} Qxc5 $146 ({Predecessor:} 12... Nbd7 13. O-O Nxc5 14. c4 Nxd3 {0-1 (14)
Sajjadi,K (1893)-Vestby Ellingsen,M (2262) Fornebu 2017}) 13. Rb1 b6 14. Be5 {
Bxf6 is the strong threat.} Nbd7 {[%cal Bb8d7,Bd7c5,Bc5e6][%mdl 32]} 15. Bd4
Qa3 16. Qc2 Rfc8 17. O-O Ne4 {[%cal Re4c3]} 18. Rfc1 Ndc5 19. Nd2 Nd6 20. Rd1
Qa4 21. Nb3 Ne6 22. Qe2 {[#]} (22. Rbc1 $15) 22... Nb5 $1 $17 23. Be5 f6 ({
Much worse is} 23... Nxc3 24. Bxc3 Rxc3 25. Rxd5 $11) 24. Na1 {[#]} Nxc3 $2 ({
Weaker is} 24... fxe5 25. Rxb5 Nc7 26. Rb2 $11) (24... Rc4 $1 $19 25. Rxd5 a6)
25. Bxc3 $11 Rxc3 26. Rxd5 Qe4 27. Rdd1 Rac8 28. Rb2 Qc4 29. Kf1 Rc1 {[%cal
Rc1d1]} 30. Rbd2 Rxd1+ 31. Rxd1 Kf8 32. Nb3 Qxe2+ 33. Kxe2 {[%mdl 4096]
Endgame KRN-KRN} Rc2+ 34. Rd2 {The position is equal.} Rxd2+ (34... Rc4 {
is interesting.} 35. f4 Ke7 36. g4 g5 37. fxg5 fxg5 38. Kf3 h6) 35. Kxd2 {KN-KN
} Ke7 36. e4 Kd6 37. Ke3 g5 38. f3 Ke5 39. g3 h5 40. h4 gxh4 41. f4+ Kd6 42.
gxh4 a6 43. Nd2 b5 44. Nf1 a5 45. Ng3 Ng7 46. Kd4 Ne6+ 47. Ke3 Ng7 48. Kd4 Ne6+
49. Ke3 {Weighted Error Value: White=0.11/Black=0.13} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.4"]
[White "Firouzja, Alireza"]
[Black "Giri, Anish"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2703"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,80,15,26,6,23,25,30,22,35,21,38,16,46,47,73,0,33,13,16,19,114,31,24,
0,0,-62,-60,-60,-82,-90,-16,-37,-26,-59,-64,-70,-68,-331,0,0,4,-336,-329,-403,
-356,-340,-325,-413,-414,-756,-354,-384,-402,-393,-393,-433,-430,-427,-430,
-425,-415,-473,-470,-536,-510,-703,-677,-954,-1025,-1483,-1414]} 1. e4 e5 2.
Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Bg5 h6 6. Bh4 d6 7. a4 {7.c3 is becoming the
main line. C50: Hungarian Defence and Giuoco Pianissimo.} a5 8. c3 Qe7 $5 {
[%mdl 4] An interesting side line.} 9. O-O {White has an edge.} g5 10. Bg3 {[#]
} Bd7 $146 ({Predecessor:} 10... h5 11. h4 g4 12. Ng5 Nd8 13. d4 Ba7 14. Nd2
Nd7 15. Qb3 Nb6 16. f4 exd4 {1-0 (27) Sethuraman,S (2646)-Lodhi,M (2347) Riadh
2017}) 11. Re1 Rg8 12. d4 Ba7 13. Na3 h5 $1 {[%cal Rh5h4] Strongly threatening
...h4.} 14. h4 gxh4 15. Bxh4 O-O-O (15... Rg4 $1 $11) 16. Nc2 (16. b4 $1 $16)
16... Rg4 $14 17. Bb5 exd4 18. cxd4 (18. Ncxd4 $11 Ne5 19. Bxd7+ Nexd7 20. Nf5)
18... Rdg8 $15 19. Ne3 {[#]} Rxh4 $1 20. Nxh4 {Black must now prevent Bxc6.}
Nxe4 (20... Nxd4 $17 21. Bxd7+ Qxd7) 21. Nef5 Qg5 22. Qf3 d5 23. Rad1 Kb8 24.
g3 $2 {[%mdl 8192] [#]} (24. Bxc6 $15 bxc6 25. g3) 24... Nxd4 $2 25. Nxd4 $11
Bxb5 26. Kh2 $2 {[%mdl 8192]} (26. axb5 $11 Qxh4 27. Kg2 (27. Qxf7 Qg4 $11))
26... Bxa4 $19 27. b3 Be8 28. Re2 Bb6 29. Ng2 Bd7 {...h4! is the strong threat.
} 30. Qxf7 {[#]} (30. Rxe4 $142 dxe4 31. Qxe4) 30... Bg4 (30... h4 $142 $1 31.
Nxh4 Nxg3) 31. Nf3 Qg7 32. Qxg7 Rxg7 33. Ngh4 Bxf2 34. Rxf2 Nxf2 35. Rxd5 b6
36. Nd4 Kb7 {Black is clearly winning.} 37. Ng2 Ne4 38. Re5 Nd2 {aiming for ...
Rd7.} 39. Nf4 Rd7 40. Nb5 Nf3+ {[%mdl 64] Double Attack.  Weighted Error Value:
White=0.92/Black=0.37} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.5"]
[White "Svidler, Peter"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2742"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,0,0,0,0,-12,0,0,-3,-35,-25,-14,-24,-25,0,-25,-14,-3,-4,-55,-47,-59,
-59,-124,-119,-126,-129,-133,-130,-142,-72,-134,-132,-136,-126,-140,-121,-111,
-81,-80,-72,-88,23,22,51,42,45,29,717,694,642,625,980,922,1592,1537,1914,4132,
2785,2311,5314,5314,5265,5181,2469,1679,1996,1670]} 1. e4 c5 2. Nf3 d6 3. Bd3
Nf6 4. c3 Bg4 5. Bc2 e6 6. h3 {B50: Sicilian: 2...d6, Miscellaneous.} Bh5 7. d4
d5 {[#]} 8. exd5 $146 {The position is equal.} ({Predecessor:} 8. e5 Nfd7 9.
O-O Be7 10. Re1 O-O 11. Qd3 c4 12. Qxh7# {1-0 (12) Olmann,M-Pocius,M Panevezys
2009}) 8... Qxd5 9. Bb3 Qe4+ 10. Be3 Bxf3 11. gxf3 Qf5 12. Nd2 cxd4 13. Bxd4
Nc6 14. Ba4 (14. Bc2 $11 Qh5 15. Be3) 14... Be7 $15 15. Bxf6 Qxf6 16. Qb3 (16.
Bc2 $15) 16... O-O $17 {Hoping for ...Ne5.} 17. Bxc6 bxc6 18. O-O-O Rab8 19.
Qc4 Rb5 ({Black should play} 19... Qf5 20. Qe4 Qa5) 20. Kc2 ({White should try
} 20. Qxc6 Rfb8 21. Nb3) 20... Rfb8 21. b3 Rd5 22. Qe4 Re5 23. Qd3 g6 24. Ne4
Qf4 25. Rhe1 Rf5 (25... Rd5 $17 26. Qe3 Qc7) 26. Qd7 $11 Bf8 27. Qxa7 Rbb5 28.
Rd8 $36 {[%mdl 2048] [#] Strongly threatening Qe7. White has some pressure.}
Ra5 $2 {[%mdl 8192] This costs Black the game.} (28... Rbd5 $11 29. Rc8 Kg7)
29. Qe7 $1 $18 {[%csl Gd8][%cal Re7f8] White is clearly winning.} Qh6 30. a4
Rxf3 31. Red1 Rd5 32. R1xd5 cxd5 33. Nf6+ Rxf6 34. Qxf6 Qh5 35. Qe7 {[%csl Gd8]
[%cal Re7f8] [#]} Qe2+ 36. Kc1 {[%csl Gd8][%cal Re7f8]} Kg7 37. Qxf8+ Kf6 38.
Qc5 {Weighted Error Value: White=0.13/Black=0.24} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.6"]
[White "Caruana, Fabiano"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2773"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,79,28,30,18,33,24,33,30,38,24,40,42,23,30,27,40,27,28,36,27,31,15,26,
33,22,0,0,0,-13,0,0,-28,-25,-27,-26,-32,0,0,0,-1,-1,-2,-1,-2,0,-6,0,0,0,0,0,0,
0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nf6 6. Nc3
g6 7. d4 cxd4 8. Nxd4 Bg7 9. f3 O-O 10. Be3 Nc6 11. O-O a6 12. Qd3 $1 {[%mdl 4]
is currently scoring better than 12.a4. B52: Sicilian: Moscow Variation with 3.
..Bd7.} Rfc8 13. b3 $1 b5 {13...Qc7 is not played anymore.} 14. cxb5 {White is
slightly better.} Ne5 15. Qd2 d5 $1 16. Nxd5 Nxd5 17. exd5 {And now b6 would
win.} axb5 18. Rad1 Qxd5 19. Qe2 Nc6 {[%cal Be5c6,Bc6b4,Bb4d3][%mdl 32]} 20.
Nxb5 Qe6 21. Rd2 Nb4 22. Re1 h5 23. Nd4 {[#]} Qa6 $146 ({Predecessor:} 23...
Qf6) 24. Qxa6 Rxa6 25. a4 Rc3 $1 26. Bf2 Nd3 27. Red1 Nxf2 28. Kxf2 Bxd4+ (
28... e5 {feels hotter.} 29. Ne2 Rxb3 30. Rd8+ Bf8 31. Re8 Kg7) 29. Rxd4 {
The position is equal.} Rxb3 $11 {[%mdl 4096] Endgame KRR-KRR} 30. Ra1 Rb2+ 31.
Kg3 Ra5 32. h4 Kg7 33. Kh3 Rb7 34. Ra2 Rba7 35. Rb4 R7a6 36. Kg3 Ra7 37. Kf2
R7a6 38. Kg3 Ra7 39. Kf2 R7a6 40. Kg3 {Weighted Error Value: White=0.02/
Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.7"]
[White "Radjabov, Teimour"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2758"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,38,21,27,11,18,18,22,34,26,29,29,15,18,14,24,18,19,22,29,24,28,26,20,
0,30,0,27,0,23]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 (5. Bg5 h6 6.
Bxf6 Bxf6 7. e3 O-O 8. Rc1 c6 9. Bd3 Nd7 10. O-O dxc4 11. Bxc4 c5 12. Qe2 cxd4
13. exd4 Nb6 14. Bd3 g6 15. Be4 Rb8 16. Rfd1 Bd7 17. Ne5 Qe7 18. Qf3 Be8 19. g3
Bg7 20. h4 h5 21. Qe3 Nc8 22. Bb1 Nd6 23. Re1 Bc6 24. Qf4 Qd8 25. Rcd1 Nb5 26.
Nxb5 Bxb5 {1/2-1/2 (35) Radjabov,T (2765)-So,W (2770) chess24.com INT 2021})
5... O-O 6. e3 Nbd7 7. a3 {D37: Queen's Gambit Declined: 5 Bf4.} c5 8. cxd5
Nxd5 9. Nxd5 exd5 10. dxc5 Nxc5 11. Be5 Bf5 $1 {[%mdl 4] is recently more
successful than 11...Bf6.} 12. Be2 Bf6 13. Bxf6 Qxf6 14. Qd4 Qd6 {Threatens to
win with ...Nb3.} 15. Rd1 Rfd8 16. Qd2 {[#]} Qf6 $5 $146 {[%mdl 8] New and
interesting.} ({Predecessor:} 16... Nb3 17. Qc3 Qb6 18. Nd4 Nxd4 19. Qxd4 Qxd4
20. Rxd4 Rac8 21. g4 Rc1+ 22. Rd1 Rxd1+ 23. Bxd1 Be6 24. f4 f5 25. gxf5 Bxf5
26. Bb3 {1/2-1/2 (66) Nepomniachtchi,I (2784)-Nakamura,H (2736) chess24.com
INT 2020}) 17. Qd4 Qd6 {next ...Bc2 is good for Black.} 18. Qd2 Qf6 19. Qd4 Qd6
{Not much happened in this game.  Weighted Error Value: White=0.06/Black=0.01}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "8.8"]
[White "Mamedyarov, Shakhriyar"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2761"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,10,21,14,22,19,27,40,29,37,49,37,56,32,47,52,23,17,21,22,18,20,21,
16,19,13,0,0,0,8,2,15,6,4,0,0,0,7,0,5,-4,-13,-8,0,0,0,0,0,0,0,-2,0,0,0,-5,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e4
d5 6. exd5 Nxd5 7. c3 Nd7 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle
Systems.} 8. Bc4 N5b6 9. Bb3 c5 {White has an edge.} 10. O-O cxd4 {[#]} 11. Re1
$146 ({Predecessor:} 11. cxd4 Nf6 12. Re1 Nbd5 13. Ne5 Be6 14. Qf3 Qb6 15. Bxf6
exf6 16. Nxf7 Bxf7 17. Bxd5 Qxd4 18. Bxf7+ Rxf7 19. Ne4 Kh8 20. Ng5 Rd7 21.
Rad1 Qa4 22. Qh3 {1-0 (22) Romanov,E (2579)-Slizhevsky,A (2426) Cheliabinsk
2019}) 11... Re8 12. Ne4 {[#] Threatens to win with Bxf7+!} Nf8 13. Nxd4 Bxd4
14. Qxd4 (14. cxd4 {seems wilder.} Be6 15. Nc5 Bxb3 16. axb3 Nc8 17. Bf4) 14...
Qxd4 15. cxd4 {Nd6 is the strong threat.The position is equal.} Be6 $1 16. Nc5
{[%cal Rc5e6]} Bxb3 17. axb3 Nd5 18. Nxb7 Ne6 19. Be3 Reb8 20. Na5 Rb5 21. Rec1
a6 22. g3 f6 23. Rc4 Kf7 24. Kg2 Rd8 25. Nc6 Rd6 26. Rxa6 Rxb3 27. Bc1 Rb7 28.
Na5 {[#] aiming for Rxd6.} Rxa6 29. Nxb7 Ra1 30. h4 Nb6 31. Rc3 Nd5 32. Rc4 Nb6
33. Rc3 Rb1 34. Na5 Nd5 35. Rc4 Nb6 36. Rc3 Nd5 37. Rc4 Nb6 38. Rc6 Nxd4 39.
Rxb6 {Hoping for Be3.} Rxc1 40. Nb3 Nxb3 41. Rxb3 {Weighted Error Value:
White=0.02/Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.1"]
[White "Nepomniachtchi, Ian"]
[Black "Aronian, Levon"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2778"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,89,8,0,15,-19,0,-24,-31,-32,-32,-43,-55,-40,-48,-58,-46,-52,-16,-10,
-13,-31,-2,-2,-2,-2,-2,-8,0,-18,0,0,35,0,0,0,300,300,300,300,275,275,455,395,
414,414,414,376,448,442,448,433,433,432,29963,29961,29985,29986,29986,1976,
29987,29988,29995,29996,29996,29997,29997,29994,29994,29990]} 1. e4 e5 2. Nf3
Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 a6 6. Bg5 h6 7. Bxf6 Qxf6 8. Nd5 Qd8 9. c3 d6
10. d4 exd4 11. cxd4 Ba7 12. h3 Ne7 {[#] C50: Hungarian Defence and Giuoco
Pianissimo.} 13. Ne3 $1 $146 {[%mdl 8] A top novelty.} ({Predecessor:} 13. O-O
Nxd5 14. Bxd5 O-O 15. Re1 c6 16. Bb3 Re8 17. Qd3 Be6 18. d5 cxd5 19. Bxd5 Qb6 {
1/2-1/2 (19) Macieja,B (2613)-Adams,M (2740) Mallorca 2004}) 13... b5 14. Bd3
c5 {Black has an edge.} 15. a4 cxd4 16. Nf5 Nxf5 17. exf5 O-O 18. O-O bxa4 19.
Rxa4 a5 20. b4 Bb6 21. bxa5 Rxa5 (21... Bd7 $5 {[%cal Rd7a4]} 22. Ra1 Rxa5 $15)
22. Rxa5 ({But not} 22. Nxd4 $2 Rxa4 23. Qxa4 Qh4 $19) 22... Bxa5 23. Nxd4 Bb7
24. Qb3 Ba8 25. Bc4 Qf6 (25... d5 {keeps more tension.} 26. Be2 Qf6 27. Qd3 Bb6
28. Rd1 Rc8) 26. Rd1 Rc8 27. Bd5 (27. Qb5 $5 {[%cal Rb5a5]} d5 28. Bxd5 (28.
Qxa5 dxc4 29. Qc3 Be4 $17) 28... Bxd5 29. Qxa5 $14 (29. Qxd5 Bb6 $15)) 27...
Bxd5 28. Qxd5 Bb6 {[%mdl 8192] [#] White leaves nothing to chance now.} (28...
Rc5 $11 {and Black stays safe.} 29. Qb7 Kh7) 29. Qb7 $1 $18 {[%csl LRb6,LRc8]
[%mdl 64] Double Attack} Bxd4 30. Qxc8+ {[%mdl 4096] Endgame KQR-KQB} Kh7 31.
Qc6 Qe5 $2 (31... Bc5 32. Qf3 Qb2) 32. Qf3 Bc5 33. g3 Qf6 34. Kg2 Qe5 35. Rb1
Qd4 36. Rb7 Kg8 37. h4 Qd2 (37... Qf6 $18 38. Qh5 d5) 38. f6 g6 39. h5 Qc2 40.
Rb8+ Kh7 41. Rf8 {White mates.} Qa2 42. hxg6+ {[%mdl 64] [#] Overworked Piece}
Kxg6 43. Rg8+ Kh7 44. Rg7+ Kh8 45. Qf5 {[%csl Gg7][%cal Rf5h7][%mdl 64] Decoy.
Weighted Error Value: White=0.08/Black=0.58} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.2"]
[White "So, Wesley"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2741"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,27,0,0]} 1. e4 {Fernandez,D} e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4
exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8. Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Na5 11. Qa4+
Nc6 12. Qb3 Na5 13. Qa4+ Nc6 14. Qb3 {[#]} {Predecessor:} Nce7 $146 {C54:
Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 15. O-O O-O 16. Rfe1 c6
17. Ne4 Nb6 18. Bd3 Ned5 19. Nc5 Nf6 20. Rac1 Rb8 21. Qa3 a6 22. Qb3 Qc7 23.
Ne4 Nfd5 24. Nc3 Qd6 25. Be4 {1/2-1/2 (36) Jones,G (2640)-Karjakin,S (2753)
Wijk aan Zee 2018 CBM 183 [Fernandez,D]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.3"]
[White "Vachier-Lagrave, Maxime"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2860"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,95,27,11,5,10,19,19,19,20,18,15,15,11,18,18,17,16,13,25,23,32,20,27,
25,38,35,47,37,34,21,67,45,60,43,38,31,41,41,51,43,53,18,21,11,17,10,14,0,0,0,
0,0,12,12,12,12,12,12,12,12,12,8,8,8,8,8,62,62,62,62,66,9,9,8,8,8,8,8,8,8,8,8]
} 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. Nc3 {[%cal Bb1c3,Bc3d5,Bd5e3,Be3f5,Bf5e7][%mdl 32] C67: Ruy
Lopez: Berlin Defence: 4 0-0 Nxe4.} Ne8 10. Nd5 Bd6 11. Re1 c6 12. Ne3 Bc7 13.
Nf5 d5 14. Ne7+ Kh8 {[#] Strongly threatening ...Be6.} 15. Nxc8 Rxc8 16. d3 Qd6
{[%csl Gc7][%cal Rd6h2]} 17. g3 Nf6 {[#]} 18. Qf3 $146 ({Predecessor:} 18. c3
Rce8 19. Rxe8 Rxe8 20. Bd2 Qd7 21. Qf3 Qg4 22. Qxg4 Nxg4 23. h3 Nf6 24. Re1
Rxe1 25. Bxe1 {1/2-1/2 (31) Van Delft,M (2395)-Naumann,A (2535) Germany 2013})
18... Rce8 19. Bd2 Qc5 20. c3 Qd6 21. h4 Kg8 22. Bh3 Qd8 23. Kg2 a5 24. a4 h6
25. Bf5 Rxe1 26. Rxe1 Re8 27. Rxe8+ Nxe8 28. d4 (28. Be3 {with more
complications.} b6 29. Bh3 c5 30. Qf5 d4 31. Bd2) 28... g6 29. Bd3 ({Don't play
} 29. Bxh6 gxf5 30. Qxf5 Qf6 $17) 29... h5 30. b3 Qd7 31. c4 dxc4 32. Bxc4 Nd6
33. Qf6 Qf5 34. Qxf5 Nxf5 $11 {[%mdl 4096] Endgame KBB-KBN} 35. d5 Nd6 36. Bf4
b5 37. axb5 cxb5 38. Bd3 a4 39. bxa4 bxa4 40. Bc1 {White wants to play Bc2.}
Nb7 (40... Nc8 $11) 41. Bb5 $14 Nc5 42. Ba3 Bd6 43. f3 ({White should try} 43.
Kf3 $14) 43... Kg7 {The position is equal.} 44. g4 Kf6 45. gxh5 gxh5 46. f4 Ke7
47. Bxc5 Bxc5 48. Bxa4 {Weighted Error Value: White=0.07/Black=0.06} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.4"]
[White "Pichot, Alan"]
[Black "Caruana, Fabiano"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2533"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,138,13,24,17,14,16,22,17,47,41,39,39,63,13,32,15,12,0,0,0,45,18,23,37,
73,70,73,73,79,73,77,57,110,54,58,44,161,72,68,51,56,21,216,141,136,121,150,
138,152,105,152,162,656,642,633,620,764,765,899,899,1137,64,47,52,61,32,64,5,
32,0,0,0,0,0,0,0,0,-3,-6,-2,-3,-5,-7,-5,0,-8,0,0,0,0,-8,-57,-21,-11,0,0,0,0,0,
-57,-57,-65,-65,-67,-67,-67,-67,-67,-67,-67,-67,-67,-67,-67,-67,-29960,-67,-75,
-90,-29967,-29968,-29969,-29970,-29972,-29973,-29973,-29974,-29974,-29975,
-29975,-29975]} 1. e4 c6 2. Nf3 d5 3. d3 g6 4. e5 Bg7 5. d4 f6 6. exf6 {
B10: Caro-Kann: 2 d3 and 2 c4.} exf6 7. Bd3 {[#]} Ne7 $146 ({Predecessor:} 7...
Nh6 8. O-O O-O 9. h3 Nf7 10. c4 Be6 11. b3 Nd7 12. Nc3 dxc4 13. Bxc4 Bxc4 14.
bxc4 {1-0 (45) Alekseenko,K (2696)-Sevian,S (2660) Chess.com INT 2020}) 8. O-O
{The position is equal.} Na6 9. Bxa6 bxa6 10. Re1 Kf7 11. c4 dxc4 12. Nc3 Nd5
13. Qa4 Nb6 14. Qxc6 Bd7 15. Qd6 Re8 16. Be3 Bf5 17. Qa3 Qc8 18. d5 Bf8 19. Qa5
Qb7 20. Bc5 Bh6 (20... Nxd5 $14 21. Bxf8 Nxc3 22. Qxc3 Rxe1+ 23. Rxe1 Rxf8) 21.
d6 ({Better is} 21. Qb4 $16) 21... Bf8 22. Qb4 Rec8 (22... Rab8 $14) 23. Rad1 (
23. Nd4 $18 {and the rest is easy.}) 23... Bd3 $16 24. b3 Rab8 25. bxc4 Bxc4 (
25... Nd7 $11 26. Qxb7 (26. Rxd3 Nxc5 27. Qxb7+ Rxb7 $11) 26... Rxb7 27. Rxd3
Nxc5) 26. d7 {Strongly threatening Bxf8.} Bxc5 27. dxc8=Q $40 {[%mdl 128]
White has strong attack.} Bxb4 28. Qh3 {[%cal Rh3h7]} Kg7 29. Re3 Qf7 30. Ne4
Nd5 $2 {[#]} (30... Rb7) 31. Neg5 $1 {[%mdl 512]} fxg5 32. Nxg5 {[%mdl 64]
Double Attack} Qg8 33. Qd7+ Kh8 34. Nf7+ Kg7 35. Ne5+ $2 (35. Nd8+ $1 $18 Kh8
36. Re8) 35... Kh8 $14 36. Nxc4 Nxe3 37. Nxe3 (37. Qd4+ {is more complex.} Qg7
38. Qxe3 Bf8 39. h3 Qf6 40. Qxa7 Rc8 41. Ne3) 37... Bc5 38. Ng4 (38. Qd3 $14
Qg7 39. Qxa6) 38... Qg7 (38... Rf8 {keeps more tension.} 39. Qd3 Qg7 40. g3 h5
41. Ne3 Qf6) 39. Qxg7+ (39. Qd5 {feels hotter.} Bb6 40. g3 Rf8 41. Rd2 Qc3 42.
Kg2) 39... Kxg7 {[%mdl 4096] Endgame KRB-KRN} 40. Rd7+ Kf8 {( -> ...Rb1+)} 41.
g3 Rb2 42. a4 h5 43. Ne3 Ra2 44. Rc7 Bb6 45. Rc4 Ke7 46. Rf4 g5 47. Rf5 g4 48.
Rxh5 Rxa4 49. Rg5 a5 50. Nxg4 Rd4 (50... Re4 $5 {[%cal Ra5a4]} 51. Re5+ Rxe5
52. Nxe5 Ke6 $15) 51. Ne3 {Black should prevent Rxa5!} a4 52. Nf5+ Kf6 53. Nxd4
Kxg5 $11 {KB-KN} 54. Nc2 (54. Ne2 $1 $11) 54... Bc5 $15 {[%mdl 1024] Black has
compensation.} 55. Kf1 a3 56. Ke2 a2 57. Kd3 Bf8 58. Kc4 Bg7 59. Kb3 a1=Q 60.
Nxa1 Bxa1 {KB-K3P} 61. Ka4 Kg4 62. Ka5 $2 {[%mdl 8192] [#]} (62. f4 $15 Bd4 63.
Kb5) 62... Bd4 $2 (62... Kf3 $1 {mates} 63. h4 Kg4 64. Ka6 Bd4 65. f3+ Kh5 66.
Kb5 Bb6 67. Kc4 Bf2 68. g4+ Kxh4 69. Kd5 Bb6 70. Kc4 Be3 71. Kd3 Bh6 72. Kd4
Kg3 73. Kc3 Be3 74. Kb3 Kxf3 75. Kc3 Kxg4 76. Kc4 a5 77. Kc3 Kf4 78. Kc4 Bd2
79. Kb5 Ke5 80. Ka4 Bb4 81. Kb3 Kd4 82. Ka4 Kc3 83. Kb5 Kb3 84. Kb6 a4 85. Kb7
a3 86. Kc7 a2 87. Kd7 a1=Q 88. Ke6 Qf1 89. Kd7 Qf7+ 90. Kc6 Kc4 91. Kb6 Qd7 92.
Ka6 Bc5 93. Ka5 Qb5#) 63. f4 Bg1 64. Ka6 $2 {[%mdl 8192]} (64. h3+ $17 Kf5 65.
Kb5) 64... Kf5 {Black mates.} 65. h3 {[#]} Bf2 $1 {[%cal Rf2g1]} 66. h4 Kg4 67.
h5 Kxh5 68. f5 Kg5 69. g4 Bd4 {Never resign too early!  Weighted Error Value:
White=0.22/Black=0.32} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.5"]
[White "Giri, Anish"]
[Black "Svidler, Peter"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2731"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,10,25,7,21,0,0,0,1,-25,-18,-17,-35,-35,-37,-24,-17,-12,-7,-4,0,0,
-6,0,0,-106,-7,-86,-98,-113,-113,-114,-112,-153,-149,-146,-139,-441,-441,-441,
-441,-509,-499,-533,-527,-519,-538,-612,-604,-962,-941,-943,-938,-1043,-590,
-587,-587]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nb6 6. e3 {
D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bg7 7.
h4 {[#]} e5 $146 ({Predecessor:} 7... h5 8. Nf3 Bg4 9. Qb3 O-O 10. Ng5 e5 11.
d5 c6 12. f3 Bc8 13. dxc6 Nxc6 {1-0 (32) Anton Guijarro,D (2675)-Svidler,P 
(2723) chess24.com INT 2020}) 8. dxe5 {The position is equal.} Nc6 9. Nf3 Nxe5
10. Nxe5 Bxe5 11. h5 Qe7 12. a4 Be6 13. a5 Nd7 14. a6 bxa6 15. hxg6 hxg6 16.
Rxh8+ Bxh8 17. Bxa6 {[#]} (17. Rxa6 $11 Nc5 18. Rc6) 17... Rb8 ({Black should
try} 17... Nc5 $1 $17 {Strongly threatening ...Rd8.} 18. Bf1 Rd8 19. Rxa7 Bxc3
20. bxc3 Bb3) 18. Qa4 (18. Bf1 $11 {keeps the balance.}) 18... Rxb2 $17 {
And now ...Qd6 would win.} 19. Qa3 Qxa3 20. Rxa3 Nc5 21. Bb5+ {[%mdl 64] [#]
Discovered Attack} Kd8 {...Bxc3 is the strong threat.} 22. Be2 Nb3 $36 {
[%mdl 2048] Black has strong initiative.} 23. Rxa7 $2 {[%mdl 8192] This costs
White the game.} (23. Ne4 $17) 23... Be5 $19 {Black is clearly winning.} ({
Less strong is} 23... Rxd2 24. Ra8+ Bc8 25. Ne4 $17) 24. f4 Bd6 ({Inferior is} 
24... Rxd2 25. fxe5 Rc2 26. Ne4 $11) 25. Ra8+ Ke7 26. Rb8 Rxd2 27. Bb5 Rc2 28.
Ne4 {[%csl Gb5][%cal Rb8e8]} Bb4+ 29. Kd1 {[%csl Gb5][%cal Rb8e8]} Rc1+ 30. Ke2
Bg4+ 31. Kd3 Nc5+ 32. Nxc5 Bxc5 {Weighted Error Value: White=0.58/Black=0.22}
0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.6"]
[White "Ding, Liren"]
[Black "Firouzja, Alireza"]
[Result "1/2-1/2"]
[ECO "A90"]
[WhiteElo "2836"]
[BlackElo "2703"]
[Annotator "RC"]
[PlyCount "76"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:
00:00]} 3. Bg2 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:00:03]} d5
{[%emt 0:00:04]} 5. c4 {[%emt 0:00:11]} c6 {[%emt 0:00:03]} 6. Bf4 {[%emt 0:00:
14]} Be7 {[%emt 0:00:48]} 7. O-O {[%emt 0:00:31]} O-O {[%emt 0:00:18]} 8. Nbd2
{[%emt 0:00:26]} Ne4 {[%emt 0:01:18]} 9. Rc1 {[%emt 0:03:30]} Nd7 {[%emt 0:00:
15]} 10. Nxe4 {[%emt 0:01:04]} fxe4 {[%emt 0:00:26]} 11. Ne5 {[%emt 0:00:01]}
Bg5 {[%emt 0:00:21]} 12. Bxg5 {[%emt 0:00:50]} Qxg5 {[%emt 0:00:03]} 13. f4 {
[%emt 0:00:00]} Qe7 {[%emt 0:04:32]} 14. Qb3 {[%emt 0:00:27]} Nxe5 {[%emt 0:01:
49]} 15. fxe5 {[%emt 0:01:40]} Rxf1+ {[%emt 0:00:17]} 16. Bxf1 {[%emt 0:01:17]}
a5 {[%emt 0:02:20]} 17. e3 {[%emt 0:01:12]} Qb4 {[%emt 0:01:04]} 18. Qc2 {
[%emt 0:00:12]} Qe7 {[%emt 0:00:15]} 19. Be2 {[%emt 0:00:23]} Bd7 {[%emt 0:00:
04]} 20. c5 {[%emt 0:00:05]} Qg5 {[%emt 0:00:21]} 21. Qd2 {[%emt 0:00:28]} Be8
{[%emt 0:00:29]} 22. Rf1 {[%emt 0:00:26]} Bh5 {[%emt 0:00:18]} 23. Bxh5 {
[%emt 0:01:22]} Qxh5 {[%emt 0:00:00]} 24. Qf2 {[%emt 0:00:01]} a4 {[%emt 0:00:
40]} 25. Kg2 {[%emt 0:00:20]} h6 {[%emt 0:00:09]} 26. h3 {[%emt 0:00:01]} Rb8 {
[%emt 0:00:06]} 27. g4 {[%emt 0:00:12]} Qg6 {[%emt 0:00:06]} 28. Kg3 {[%emt 0:
00:38]} Qe8 {[%emt 0:01:10]} 29. Qc2 {[%emt 0:00:59]} Ra8 {[%emt 0:00:10]} 30.
Qd2 {[%emt 0:00:15]} Qe7 {[%emt 0:00:06]} 31. h4 {[%emt 0:00:48]} Rf8 {[%emt 0:
00:48]} 32. Rxf8+ {[%emt 0:00:02]} Qxf8 {[%emt 0:00:00]} 33. Qf2 {[%emt 0:00:
00]} Qd8 {[%emt 0:00:05]} 34. h5 {[%emt 0:00:24]} Qe7 {[%emt 0:00:18]} 35. Qc2
{[%emt 0:00:12]} Qf8 {[%emt 0:00:09]} 36. Qf2 {[%emt 0:00:01]} Qe7 {[%emt 0:00:
02]} 37. Qc2 {[%emt 0:00:02]} Qf8 {[%emt 0:00:01]} 38. Qf2 {[%emt 0:00:00]} Qe7
{[%emt 0:00:01]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.7"]
[White "Grischuk, Alexander"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2784"]
[BlackElo "2829"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {
[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:
00:00]} Nxe4 {[%emt 0:00:00]} 5. d4 {[%emt 0:00:00]} Nd6 {[%emt 0:00:00]} 6.
Bxc6 {[%emt 0:00:00]} dxc6 {[%emt 0:00:00]} 7. dxe5 {[%emt 0:00:00]} Nf5 {
[%emt 0:00:00]} 8. Qxd8+ {[%emt 0:00:00]} Kxd8 {[%emt 0:00:00]} 9. Nc3 {
[%emt 0:00:00]} Bd7 {[%emt 0:00:00]} 10. h3 {[%emt 0:00:07]} h6 {[%emt 0:00:14]
} 11. b3 {[%emt 0:00:03]} b6 {[%emt 0:00:11]} 12. Bb2 {[%emt 0:00:04]} Kc8 {
[%emt 0:00:12]} 13. Rad1 {[%emt 0:00:32]} a5 {[%emt 0:01:48]} 14. Rd3 {[%emt 0:
01:27]} Be7 {[%emt 0:00:20]} 15. Rfd1 {[%emt 0:05:17]} Be6 {[%emt 0:02:41]} 16.
g4 {[%emt 0:01:58]} Nh4 {[%emt 0:00:02]} 17. Nxh4 {[%emt 0:01:03]} Bxh4 {
[%emt 0:00:00]} 18. f4 {[%emt 0:00:02]} g6 {[%emt 0:00:30]} 19. a4 {[%emt 0:01:
01]} Kb7 {[%emt 0:02:28]} 20. Ne2 {[%emt 0:02:01]} c5 {[%emt 0:00:28]} 21. c4 {
[%emt 0:00:10]} h5 {[%emt 0:00:39]} 22. g5 {[%emt 0:00:45]} Bf5 {[%emt 0:00:03]
} 23. Re3 {[%emt 0:01:56]} Rhd8 {[%emt 0:00:14]} 24. Rd5 {[%emt 0:00:02]} Be1 {
[%emt 0:01:02]} 25. Bc3 {[%emt 0:00:17]} Bxc3 {[%emt 0:00:51]} 26. Nxc3 {
[%emt 0:01:13]} c6 {[%emt 0:00:09]} 27. Rxd8 {[%emt 0:00:25]} Rxd8 {[%emt 0:00:
00]} 28. Ne4 {[%emt 0:00:08]} Rd1+ {[%emt 0:00:57]} 29. Kg2 {[%emt 0:00:29]}
Kc7 {[%emt 0:00:17]} 30. Nd6 {[%emt 0:00:03]} Be6 {[%emt 0:00:01]} 31. h4 {
[%emt 0:00:05]} Rd2+ {[%emt 0:00:08]} 32. Kg3 {[%emt 0:00:04]} Rd1 {[%emt 0:00:
01]} 33. Kg2 {[%emt 0:00:04]} Rd2+ {[%emt 0:00:07]} 34. Kg3 {[%emt 0:00:07]}
Rd1 {[%emt 0:00:01]} 35. Kg2 {[%emt 0:01:10]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "9.8"]
[White "Dubov, Daniil"]
[Black "Carlsen, Magnus"]
[Result "0-1"]
[ECO "A31"]
[WhiteElo "2770"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,36,36,36,41,-12,66,28,45,0,11,0,10,9,5,12,14,9,9,6,20,25,23,26,25,
0,0,0,0,0,0,-26,-15,-110,-117,-110,-108,-120,-122,-112,-112,-133,-137,-135,
-151,-136,-135,-161,-146,-159,-133,-154,-154,-213,-222,-208,-210,-291,-254,
-381,-379,-444,-438,-618,-609,-624,-622,-1178,-1123,-1187,-1191,-1117,-1090,
-992,-840]} 1. d4 d5 2. c4 c5 3. Nf3 cxd4 4. cxd5 Nf6 5. Nxd4 Qxd5 6. Nc3 {
A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} Qa5 7. e4 (7. Nb3 $14 Qc7 8. e4)
7... Bd7 ({Better is} 7... Nxe4 $1 $11 8. Bd2 Nxd2 9. Qxd2 a6) 8. Bd2 {[#]
Hoping for Ndb5.White is slightly better.} Nc6 $146 ({Predecessor:} 8... e5 9.
Ndb5 Qd8 10. Bg5 Bb4 11. Nd6+ Ke7 12. Nc4 Nc6 13. a3 Bxc3+ 14. bxc3 Be6 {
1/2-1/2 (31) Wirthensohn,H (2395)-Steiger,W Baden 1992}) 9. Ndb5 {[#] And now
Nd5 would win.} Rc8 10. Rc1 e5 11. Bc4 {With the idea Qb3.} a6 {[#]} 12. Nd5 $1
Qd8 13. Nbc3 Nd4 14. Bb3 Nxd5 15. Bxd5 Bc6 16. O-O Bc5 17. Qg4 O-O 18. Kh1 Bxd5
19. Nxd5 {Black must now prevent Bg5.} f5 20. Qg5 (20. Qh5 {keeps more tension.
} Qd7 21. f3 Bd6 22. Bc3 fxe4 23. fxe4 Qb5 24. Rfd1) 20... fxe4 21. Qxe5 (21.
Nc3 $1 $11 {remains equal.}) 21... Rf5 $36 {[%mdl 2048] Black is really
pushing. White is now going downhill.} 22. Qxd4 Bxd4 23. Rxc8 Rxd5 24. Rxd8+
Rxd8 {[%mdl 4096] Endgame KRB-KRB} 25. g3 Bxb2 26. Bf4 b5 27. Re1 Rd4 28. Kg2
Rc4 29. Rd1 Bf6 30. Rd2 Kf7 31. g4 (31. Rd7+ $17 Ke8 32. Rd5) 31... Bd4 $19 32.
Re2 Bc5 33. Rd2 Ke6 34. h4 (34. Bc7 {was called for.}) 34... a5 {[%cal Ba6a5,
Ba5a4,Ba4b3][%mdl 32]} 35. h5 a4 {Black is clearly winning.} 36. h6 (36. Rb2
$142 b4 37. h6) 36... gxh6 37. Bxh6 b4 38. Bf4 b3 39. axb3 axb3 40. Rb2 Rc3 41.
Rb1 Kd5 {Weighted Error Value: White=0.42/Black=0.07} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.1"]
[White "Aronian, Levon"]
[Black "Carlsen, Magnus"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2778"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,0,17,14,14,13,18,0,16,13,13,8,2,-14,0,0,0,0,0,0,0,0,0,0,6,0,24,8,
36,16,40,28,34,20,50,12,29,22,33,42,34,35,37,0,0,0,0,0,0,0,0,0,0,0,8,8,64,53,
64,0,47,47,129,122,258,251,264,262,260,222,353,343,378,381,380,373,520,336,320,
301,362,358,362,362,362,362,362,362,928,886,779,475,475,438]} 1. d4 d5 2. Nf3
Nf6 3. Bf4 c5 4. e3 Nc6 5. Nbd2 cxd4 6. exd4 {D02: 1 d4 d5 2 Nf3 sidelines,
including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Qb6 7. Nb3 Bg4 8. a4 {[%cal Ba2a4,
Ba4a5][%mdl 32] The position is equal.} a6 9. a5 Qd8 10. h3 Bh5 11. g4 Bg6 12.
Ne5 {[#]} Nd7 $146 ({Predecessor:} 12... Rc8 13. Nc5 Nxa5 14. c3 Qb6 15. Qa4+
Nc6 16. Nxb7 Ne4 17. Bxa6 Qxb2 18. O-O Nxc3 19. Qxc6+ Rxc6 20. Bb5 Qxb5 21.
Ra8+ {1-0 (21) Csonka,B (2498)-Ioannidis,E (2411) Chess.com INT 2021}) 13. Nxg6
hxg6 14. c3 e6 15. Bd3 Nf6 16. Qf3 Bd6 17. Kf1 Bxf4 18. Qxf4 Nd7 19. Kg2 g5 20.
Qg3 Rc8 21. Rhe1 Qc7 22. Nd2 Qxg3+ 23. fxg3 Ke7 24. Nf3 f6 25. Bf5 Nf8 26. c4 {
And now cxd5 would win.} (26. Bc2 {seems wilder.} Kd6 27. h4 gxh4 28. gxh4 Nd7
29. h5) 26... Kf7 27. cxd5 exf5 28. dxc6 fxg4 29. hxg4 ({Don't blunder} 29.
cxb7 $2 gxf3+ 30. Kxf3 Rb8 $19) 29... Rxc6 {Strongly threatening ...Rc2+.} 30.
Rac1 Ng6 31. d5 Rcc8 32. Nd4 {With the idea Nf5.} Rhd8 (32... Rxc1 $11 33. Rxc1
Ke7) 33. Ne6 $14 Re8 34. b4 ({Better is} 34. Rxc8 $1 $14 Rxc8 35. d6 Rc2+ 36.
Kf1) 34... Ne5 {[#] aiming for ...Nd3.} 35. Nxg5+ $1 Ke7 {[#]} ({Black should
try} 35... Kg8 $1 $14) 36. Ne6 $1 $36 {[%mdl 2048] White is on the roll.} g5 {
[#] A mistake that costs the game.} (36... Rxc1 $16 37. Rxc1 Kd6) 37. Nc5 $1
$18 Red8 38. Rcd1 Kf7 39. Rd4 ({Inferior is} 39. Nxb7 Rc2+ 40. Kg1 Rh8 $17)
39... Rc7 (39... Nd7 {might work better.}) 40. Re2 Rd6 41. Ne4 Rdd7 {[#]} 42.
Nxg5+ $1 {[%mdl 512]} Kg6 (42... fxg5 43. Rxe5) 43. Nf3 Nxf3 44. Kxf3 {[%mdl
4096] Endgame KRR-KRR} Rc1 45. d6 Rc6 46. Re7 Rdxd6 47. Rxd6 Rxd6 48. Rxb7 Rd3+
$2 (48... Rd4 49. Rb8 Rc4) 49. Ke4 {White is clearly winning.} Rxg3 50. Kd5
Rxg4 51. Kc5 {Weighted Error Value: White=0.09/Black=0.25} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.2"]
[White "Nakamura, Hikaru"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2829"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,83,12,14,42,22,35,34,30,28,27,37,25,31,40,31,18,7,0,6,2,0,0,0,12,4,
13,2,2,10,7,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. Nf3 Bg7 6. O-O O-O
7. Qb3 {7.Ne5 is setting a new trend.} dxc4 8. Qxc4 b5 {D78: Fianchetto
Grünfeld: 6 0-0 c6.} 9. Qb3 Be6 10. Qd1 {[#]} c5 $146 {White is slightly
better.} ({Predecessor:} 10... Nbd7 11. Ng5 Bd5 12. e4 Bc4 13. Re1 e5 14. b3
Be6 15. Bb2 Bg4 16. f3 h6 17. Nxf7 Rxf7 18. fxg4 {1/2-1/2 (36) Mamedyarov,S 
(2772)-Svidler,P (2723) Moscow 2019}) 11. Nc3 Nc6 12. dxc5 b4 13. Nb5 Bd5 14.
Nbd4 Qa5 15. a3 {The position is equal.} Qxc5 16. Nxc6 Bxc6 17. Bd2 bxa3 18.
Rxa3 Rad8 19. Qc1 Qxc1 20. Bxc1 Rd7 21. Ne5 Bxg2 22. Nxd7 Bxf1 23. Nxf6+ Bxf6
24. Kxf1 $11 {[%mdl 4096] Endgame KRB-KRB} Rc8 25. Be3 Bxb2 26. Rxa7 Bf6 27.
Rb7 h5 28. Bf4 Ra8 29. Rb8+ (29. e4 {is more complex.} Ra1+ 30. Ke2 Ra2+ 31.
Kf3 Ra3+ 32. Ke2) 29... Rxb8 30. Bxb8 {KB-KB} Kg7 31. h3 Kg8 32. f3 e6 33. g4
hxg4 34. hxg4 Be7 35. e4 f5 36. gxf5 gxf5 37. exf5 exf5 38. Ke2 Kf7 39. Bf4 Ke6
40. Bd2 Kd5 41. Bc1 Bd6 42. Bd2 {Weighted Error Value: White=0.01/Black=0.01}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.3"]
[White "Firouzja, Alireza"]
[Black "Grischuk, Alexander"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2703"]
[BlackElo "2784"]
[Annotator "ChessBase"]
[PlyCount "106"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:
00:00]} 3. d4 {[%emt 0:00:03]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]}
Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:03]} Nc6 {[%emt 0:00:00]} 6. Be2 {
[%emt 0:00:17]} Bb4 {[%emt 0:00:00]} 7. O-O {[%emt 0:00:10]} Bxc3 {[%emt 0:00:
00]} 8. bxc3 {[%emt 0:00:02]} Nxe4 {[%emt 0:00:00]} 9. Qd3 {[%emt 0:00:15]} d5
{[%emt 0:00:24]} 10. Ba3 {[%emt 0:00:41]} Nd6 {[%emt 0:09:34]} 11. Qg3 {
[%emt 0:03:33]} Nxd4 {[%emt 0:00:05]} 12. cxd4 {[%emt 0:00:01]} Nf5 {[%emt 0:
00:01]} 13. Qh3 {[%emt 0:01:15]} Bd7 {[%emt 0:04:11]} 14. Bd3 {[%emt 0:02:05]}
Qf6 {[%emt 0:00:04]} 15. Rab1 {[%emt 0:01:51]} b6 {[%emt 0:00:01]} 16. Rfe1 {
[%emt 0:01:16]} Ne7 {[%emt 0:00:11]} 17. Bd6 {[%emt 0:00:42]} Ng6 {[%emt 0:00:
36]} 18. Qe3 {[%emt 0:01:34]} Rd8 {[%emt 0:01:10]} 19. c3 {[%emt 0:01:06]} Bc6
{[%emt 0:00:21]} 20. Ba3 {[%emt 0:00:28]} Rd7 {[%emt 0:00:50]} 21. Qg3 {
[%emt 0:00:19]} Nf4 {[%emt 0:00:39]} 22. Bf1 {[%emt 0:00:10]} Ng6 {[%emt 0:00:
11]} 23. Bd3 {[%emt 0:01:05]} Nf4 {[%emt 0:00:01]} 24. Bc2 {[%emt 0:00:01]} g5
{[%emt 0:00:09]} 25. Bc1 {[%emt 0:01:02]} h6 {[%emt 0:00:20]} 26. h4 {[%emt 0:
00:05]} Rg8 {[%emt 0:00:09]} 27. Bd2 {[%emt 0:00:27]} Rc7 {[%emt 0:00:19]} 28.
Re3 {[%emt 0:00:40]} Kd7 {[%emt 0:00:01]} 29. Rbe1 {[%emt 0:00:13]} Kc8 {
[%emt 0:00:18]} 30. Rf3 {[%emt 0:00:11]} Qg7 {[%emt 0:00:05]} 31. Bc1 {[%emt 0:
00:24]} Bb5 {[%emt 0:00:07]} 32. Bd1 {[%emt 0:00:09]} Nh5 {[%emt 0:00:21]} 33.
Qe5 {[%emt 0:00:11]} gxh4 {[%emt 0:00:11]} 34. Qxg7 {[%emt 0:00:05]} Nxg7 {
[%emt 0:00:02]} 35. Bxh6 {[%emt 0:00:10]} Nf5 {[%emt 0:00:03]} 36. Bf4 {
[%emt 0:00:00]} Rc6 {[%emt 0:00:06]} 37. Bc2 {[%emt 0:00:05]} Nxd4 {[%emt 0:00:
05]} 38. cxd4 {[%emt 0:00:02]} Rxc2 {[%emt 0:00:00]} 39. Be5 {[%emt 0:00:04]}
f5 {[%emt 0:00:10]} 40. Bf6 {[%emt 0:00:36]} Rg6 {[%emt 0:00:12]} 41. Bxh4 {
[%emt 0:00:15]} Rxa2 {[%emt 0:00:02]} 42. Rh3 {[%emt 0:00:03]} Re2 {[%emt 0:00:
42]} 43. Ra1 {[%emt 0:00:06]} Kb7 {[%emt 0:00:02]} 44. Bg3 {[%emt 0:00:04]} Rg7
{[%emt 0:00:12]} 45. Rh8 {[%emt 0:00:03]} Rxg3 {[%emt 0:00:21]} 46. fxg3 {
[%emt 0:00:03]} a5 {[%emt 0:00:08]} 47. g4 {[%emt 0:00:22]} fxg4 {[%emt 0:00:
04]} 48. Rg8 {[%emt 0:00:01]} Re4 {[%emt 0:00:09]} 49. Rd1 {[%emt 0:00:17]} Bc4
{[%emt 0:00:17]} 50. Rg7+ {[%emt 0:00:03]} Kc6 {[%emt 0:00:09]} 51. Rg8 {
[%emt 0:00:00]} a4 {[%emt 0:00:05]} 52. Ra8 {[%emt 0:00:08]} Kb5 {[%emt 0:00:
07]} 53. Kf2 {[%emt 0:00:17]} Kb4 {[%emt 0:00:07]} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.4"]
[White "Svidler, Peter"]
[Black "Ding, Liren"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2742"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,62,0,13,0,2,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,4,4,4,5,6,11,11,13,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 c5 3. Bg2 Nf6 4. O-O
e6 5. d4 cxd4 6. Nxd4 e5 7. Nb3 Be6 {The position is equal.} 8. c4 {With the
idea Bg5. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3
Bf4.} Nc6 ({Don't blunder} 8... dxc4 $2 9. Qxd8+ Kxd8 10. Bxb7 $18) 9. cxd5
Nxd5 10. Bd2 Be7 11. Nc3 O-O 12. Nxd5 Bxd5 {[#]} 13. Ba5 $146 ({Predecessor:} 
13. Be3 Bxg2 14. Kxg2 Rc8 15. Rc1 b6 16. a3 Qc7 17. Qd5 {1/2-1/2 (17)
Andersson,U (2635)-Sax,G (2580) Skelleftea 1989}) 13... Bxb3 14. Bxd8 Bxd1 15.
Bxe7 Bxe2 16. Bxf8 {[#] Strongly threatening Rfe1.} Bxf1 17. Bxc6 Kxf8 (17...
Bh3 {is interesting.} 18. Bxb7 Rxf8 19. Bg2 Be6 20. b4 Rb8) 18. Bxb7 Rb8 19.
Kxf1 {aiming for Be4.} Rxb7 $11 {[%mdl 4096] Endgame KR-KR} 20. b3 Rc7 21. Rd1
Rc2 22. Rd5 Rxa2 23. Rxe5 Rb2 24. Ra5 Rxb3 25. Rxa7 g6 26. h4 h5 27. Kg2 Kg7
28. Ra8 Rb2 29. Ra7 Rb3 30. Ra8 Rb2 31. Ra7 Rb3 {Not much happened in this
game.  Weighted Error Value: White=0.02/Black=0.01} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.5"]
[White "Caruana, Fabiano"]
[Black "Giri, Anish"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2773"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,89,0,0,0,0,0,53,-9,-3,-8,0,0,0,-21,21,30,98,33,44,37,44,36,38,35,53,
30,34,36,37,39,35,29,36,29,97,79,92,99,97,75,127,95,107,106,244,139,149,144,
178,178,178,140,172,168,212,195,188,181,194,188,181,178,222,186,315,315,494,
466,389,389]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7.
c3 d6 8. d4 Bb6 9. Be3 O-O 10. h3 Re8 11. Nbd2 h6 12. Re1 {C78: Ruy Lopez:
Archangelsk and Möller Defences.} exd4 13. cxd4 Nb4 {[#]} (13... Nxe4 $2 14.
Nxe4 Rxe4 15. Bd5 $18) (13... Na5 $11) 14. d5 $146 (14. Qb1 $14) ({Predecessor:
} 14. Qb1 c5 15. a3 Nc6 16. d5 Ne7 17. Bc2 Ng6 18. Nf1 Bd7 19. Ng3 c4 20. Nd4 {
0-1 (46) Antolak,J (2306)-Szczepkowska,K (2415) chess24.com INT 2021}) 14...
Nd3 $11 15. Re2 Nh5 16. Bxb6 cxb6 17. Re3 Nxb2 18. Qc2 Nc4 (18... Na4 $1 $11 {
remains equal.}) 19. Bxc4 (19. Nxc4 $16 bxc4 20. Qxc4 (20. Bxc4 b5 $11)) 19...
bxc4 $14 20. Qxc4 b5 21. Qd4 Nf4 22. Rae1 $36 {[%mdl 2048] White has some
pressure.} Ng6 23. e5 dxe5 24. Nxe5 Nxe5 25. Rxe5 Rxe5 26. Rxe5 Bd7 $1 27. Nb3
Qf6 (27... Rc8 $11) 28. Nc5 $16 Rd8 29. Qe4 (29. Nxd7 Rxd7 30. Re8+ Kh7 $11)
29... g6 30. g4 ({Reject} 30. Nxd7 $6 Rxd7 31. g3 Rc7 $11) 30... Kh7 (30... b4
$142) 31. Re7 Bc8 32. Rc7 Kg8 {[#] This costs Black the game.} (32... h5 $16 {
might work better.}) 33. Kg2 ({White should play} 33. Rc6 $1 $18 {[%cal Rc6f6]}
Qa1+ 34. Kg2) 33... h5 34. Qf3 Kg7 35. Ne4 Qxf3+ 36. Kxf3 hxg4+ 37. hxg4 $18 {
[%mdl 4096] Endgame KRB-KRN} Bd7 38. Nc5 Bxg4+ 39. Kxg4 {[#] Threatens to win
with Ne6+.} Rxd5 {KRN-KR} 40. f4 Kh6 41. Kf3 ({Don't play} 41. Nxa6 f5+ 42. Kh4
Rd4 $16) 41... f5 42. Ke3 ({Much less strong is} 42. Nxa6 $6 Rd3+ 43. Ke2 Rd4
$16) 42... Rd6 (42... Rd1 $142 43. Nxa6 Re1+ 44. Kf3 Rf1+ 45. Kg3 Rg1+ 46. Kf2
Rh1) 43. Ra7 Rc6 (43... Kh5 {was called for.} 44. Rxa6 Rd8) 44. Kd4 Rd6+ 45.
Ke5 {Weighted Error Value: White=0.12/Black=0.29} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.6"]
[White "Radjabov, Teimour"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2758"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,0,5,0,-4,-9,0,0,0,0,6,0,0,-8,5,0,0,0,0,11,22,25,21,26,22,0,26,14,
22,18,18,7,47,54,55,52,70,52,60,60,94,103,92,86,171,99,229,223,261,258,311,245,
246,154,155,159,289,263,730,722,719,714,731,731]} 1. Nf3 Nf6 2. b3 d5 3. Bb2
Bf5 4. e3 e6 5. Be2 h6 6. d3 {A06: Réti Opening: 1 Nf3 d5.} Be7 7. Nbd2 Bh7 8.
O-O {The position is equal.} O-O 9. c4 a5 {[#]} 10. a3 $146 ({Predecessor:} 10.
Qc2 Na6 11. a3 c6 12. Qc3 Nc5 13. Ne5 Ne8 14. d4 Nd7 15. Nd3 Bf6 16. c5 {
0-1 (33) Swallow-Welling,G (2330) Wijk aan Zee 1991}) 10... Nbd7 11. Qc2 Bd6
12. Bc3 Qe7 13. Qb2 c6 14. b4 axb4 (14... e5 {seems wilder.} 15. d4 exd4 16.
Nxd4 Ne5 17. N4f3 Nxc4 18. Nxc4 dxc4 19. Bxc4 axb4 20. axb4 Be4) 15. axb4 e5
16. Rxa8 Rxa8 17. d4 {[%cal Rd4e5]} exd4 18. Nxd4 Ne5 19. c5 Bc7 20. N4f3 {
[%cal Rf3e5]} Neg4 21. Bd4 Ne4 22. h3 Ngf6 23. Nxe4 Bxe4 24. b5 Re8 25. Ra1 Kh7
26. Kf1 cxb5 (26... Bb8 $16 {was worth a try.}) 27. Qxb5 (27. Ra7 $18) 27...
Rb8 {A mistake that costs the game.} (27... Bxf3 $16 {is a better defense.} 28.
Bxf3 Be5) 28. Ra7 $18 Bxf3 29. gxf3 Qe6 30. Bd3+ ({Weaker is} 30. Rxb7 Qxh3+
31. Ke1 Rxb7 $16) 30... Kg8 31. Rxb7 Qxh3+ 32. Ke2 Qc8 (32... Rxb7 $16 33. Qxb7
Qd7) 33. c6 Ra8 $2 (33... Qd8 34. Bc2 Ra8) 34. Bxf6 {White is clearly winning.}
gxf6 35. Qxd5 {[#] And now Bc4 would win.} Ra5 36. Qd7 {Weighted Error Value:
White=0.12/Black=0.26} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.7"]
[White "Mamedyarov, Shakhriyar"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,79,18,16,7,18,12,8,0,23,8,78,29,66,61,66,41,58,56,44,48,57,37,64,67,
176,181,168,165,190,181,248,248,247,233,269,253,302,327,321,285,293,300,297,
299,302,302,306,337,339,381,381,381,352,327,340,247,247,205,294,289,292,310,
339,322,397,381,357,357]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6.
Na3 {[%cal Bb1a3,Ba3c4,Bc4e3][%mdl 32]} a6 7. Nc4 Nbd7 8. Be2 {B22: Sicilian:
2 c3.} b5 9. Ne3 Qc6 10. O-O {The position is equal.} Bb7 11. a4 b4 {[#]} (
11... Be7 $11 {remains equal.}) 12. Ne5 $146 ({Predecessor:} 12. Nc4 bxc3 13.
bxc3 Qc7 14. Nfe5 Be7 15. Bf3 O-O 16. Bg5 Ra7 17. Bf4 Bxf3 18. Qxf3 {1-0 (33)
Hindermann,F (2260)-Boros,D (2501) Dresden 2007}) 12... Nxe5 13. dxe5 Rd8 14.
Qb3 Nd7 15. Bf3 Qc7 16. Bxb7 Qxb7 17. Nc4 Nb6 18. Bg5 Be7 {White leaves
nothing to chance now.} (18... Nxc4 $14 19. Qxc4 Rd5) 19. Bxe7 $18 Kxe7 {[#]}
20. Na5 $1 {[%cal Ra5b7]} Qc7 21. cxb4 Nd5 {[#]} (21... Rd5 $142 22. b5 Rc8)
22. Rac1 $1 {[%cal Rc1c5]} Rb8 23. Qg3 ({Stronger than} 23. Rxc5 Qxc5 24. bxc5
Rxb3 $11) 23... Rxb4 24. Qxg7 Rbb8 25. Qg5+ Kd7 {[#]} 26. Qh5 $1 Kc8 27. Nc4 {
Threatens to win with Nd6+.} Kb7 28. f4 Ka7 29. f5 Rhd8 30. fxe6 ({Don't
blunder} 30. Qxh7 $2 Rh8 $19) 30... fxe6 31. Rf7 Rd7 32. Rcf1 {And now Rxd7
would win.} Rbd8 33. Qxh7 Ne7 34. Nd6 {aiming for Qh6.} Nf5 35. h3 c4 (35...
Nxd6 $142 36. exd6 Qxd6) 36. Rf4 Nxd6 37. exd6 Qxd6 38. Qe4 ({Worse is} 38.
Rxc4 Qd1+ 39. Kh2 Qd6+ 40. Kh1 Qd1+ 41. Kh2 Qd6+ 42. Kh1 Qd1+ 43. Kh2 $11)
38... e5 39. Rxd7+ Rxd7 40. Qe3+ {Weighted Error Value: White=0.09/Black=0.21}
1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "10.8"]
[White "Nepomniachtchi, Ian"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2778"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,82,34,27,34,35,-19,31,24,24,24,36,33,40,45,35,39,50,32,33,16,24,27,
17,25,18,16,25,19,43,43,48,61,71,28,26,33,31,24,28,23,27,17,23,24,21,18,22,20,
35,20,58,38,38,38,51,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6
3. Nf3 d5 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. e4 {D41: Queen's Gambit
Declined: Semi-Tarrasch with 5 cxd5.} dxe4 8. Qxd8+ Kxd8 9. Ng5 {White is
slightly better.} Be6 10. Nxe6+ (10. g3 Bb4 11. Bd2 Ke7 12. Bg2 Nc6 13. Nxe6
Kxe6 14. Nxe4 Nxe4 15. Bxe4 Bxd2+ 16. Kxd2 Rad8+ 17. Ke3 Ne5 18. Rac1 Rd7 19.
f4 f5 20. Bxf5+ Kxf5 21. Rc5 Re8 22. Rf1 b6 23. Rb5 Rd3+ 24. Ke2 Rd7 25. Rf3
Kf6 26. fxe5+ Ke6 27. Rc3 Kf5 28. Re3 {1/2-1/2 (42) Nepomniachtchi,I (2789)-So,
W (2770) chess24.com INT 2021}) 10... fxe6 11. Bg5 h6 $1 {[%mdl 4] 11...h6 is
setting a new trend.} 12. O-O-O+ Ke7 $1 13. Bxf6+ gxf6 14. Nxe4 Bg7 15. Ng3 f5
16. Bd3 {Hoping for Rhe1.} Nc6 17. Rhe1 {And now Nxf5+ would win.} Be5 18.
Nxf5+ exf5 19. f4 $1 {[%mdl 64] [#] Pin} Rad8 20. fxe5 Rhf8 21. Re3 Rd5 {[#]}
22. Rf1 $146 (22. Bc2 $5 {[%cal Rd1d5]} Rxd1+ 23. Bxd1 $14) ({Predecessor:} 22.
Rh3 Nxe5 23. Bc2 Rxd1+ 24. Kxd1 Rf6 25. Ke2 Rb6 26. b3 Ra6 27. Bb1 f4 28. Rh5
Re6 29. Bf5 Ra6 30. Bb1 Re6 31. Bf5 Ra6 32. Bb1 {1/2-1/2 (32) Radjabov,T (2765)
-So,W (2770) chess24.com INT 2020}) 22... f4 23. Rh3 Nxe5 24. Re1 Rf6 25. Be4
Rc5+ 26. Kb1 b6 27. b4 Rc4 28. a3 {aiming for Rh5.} Rd4 29. Bb7 Kd6 30. Kc2 a5
31. Kc3 Rc4+ 32. Kb3 {Rh5 is the strong threat.} Rd4 33. Rh5 Rd3+ {The
position is equal.} 34. Ka4 Nc4 35. Rc1 Rxa3+ 36. Kb5 Ne3 37. Rc6+ {[%mdl 64] 
[#] Double Attack} ({Much weaker is} 37. Kxb6 axb4 38. Rhc5 b3 $17) 37... Ke7
38. Re5+ Kf7 39. Rc7+ Kf8 40. Be4 axb4 41. Kxb4 Ra5 {Weighted Error Value:
White=0.04/Black=0.03} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.1"]
[White "So, Wesley"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2741"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,28,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. dxe5
Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6
13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} {Predecessor:} 15. Qe3+ $146 {C67: Ruy Lopez:
Berlin Defence: 4 0-0 Nxe4.} Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4
Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {1/2-1/2 (32)
Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.2"]
[White "Vachier-Lagrave, Maxime"]
[Black "Nepomniachtchi, Ian"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2860"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,165,22,43,43,48,47,64,6,20,12,28,9,20,21,26,0,-4,-9,52,56,50,17,35,13,
16,21,10,4,41,43,62,80,71,78,55,0,122,129,125,110,127,123,137,137,173,173,155,
155,153,37,57,57,59,22,27,8,8,8,8,8,8,8,39,39,70,75,125,21,23,24,36,31,117,8,8,
8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,37,37,52,52,29949,764,29950,29952,29952,
29954,29954,29955,29954,29946,29955,29945,29945,29946,29946,29950,29948,29947,
29949,4137,29978,29979,29979,29980,29979,29980,29980,29978,29978,29978,29979,
29977,29976,29976,29976,29978,29979,29976,29979,29980,29980,29981,29981,29980,
29982,29975,29983,29984,29987,29986,29988,29987,29989,29990,29990,29990,29991,
29992,29992,29992,29992,4145]} 1. d4 e6 2. Nf3 Nf6 3. c4 d5 4. Nc3 dxc4 5. e4
b5 6. e5 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Nd5 7. Nxb5 Nb6 8. a4
(8. Be2 $14) 8... Qd7 {[#]} 9. Na3 $146 ({Predecessor:} 9. Be2 Nc6 10. O-O Na5
11. Ng5 h6 12. Ne4 Bb7 13. Nc5 Bxc5 14. dxc5 Nd5 15. Ra3 {0-1 (45) Carlsen,M 
(2863)-Nakamura,H (2736) chess24.com INT 2020}) 9... Bb4+ 10. Bd2 Bxa3 11. Rxa3
a5 12. h4 Nc6 13. h5 h6 (13... Nxd4 $11 14. h6 gxh6) 14. Rh4 $14 Bb7 15. Qc1
Nb4 16. Rg4 (16. Bxc4 Nxc4 17. Qxc4 Ba6 $11) 16... f5 17. exf6 $1 gxf6 18. Bxc4
{Bxb4 is the strong threat.} ({But not} 18. Bxh6 Qf7 $17) 18... Nxc4 (18... e5
$5 {[%cal Rd7g4]} 19. Rg6 Nxc4 20. Qxc4 O-O-O $14) 19. Qxc4 Ba6 20. Qc5 Nd3+ {
[#]} 21. Rxd3 $1 Bxd3 {[#]} 22. Bxh6 $1 Qd6 ({Don't blunder} 22... Qxa4 $2 23.
Bg7 $18) (22... O-O-O $11 {keeps the balance.} 23. Rg7 Qd6 24. Qxa5 Qc6) (22...
e5 23. Rg7) 23. Bg7 $1 $36 {[%cal Rg7h8][%mdl 2048] White is in control.} Qxc5
24. dxc5 Rg8 25. h6 $1 e5 26. Rg3 $1 Bh7 27. Bxf6 Rxg3 28. fxg3 $18 {[%mdl
4096] Endgame KRB-KBN} Ra6 29. Bxe5 (29. Bg7 $16) 29... Rxh6 $14 30. Bxc7 Rh1+
31. Kd2 Rb1 32. Kc3 Rc1+ 33. Kd4 Rc2 34. Bxa5 Rxb2 35. Bd2 Bf5 36. a5 Bg4 37.
Bf4 Rxg2 {[#]} 38. Ne5 ({White has to play} 38. Nd2 $1 $16) 38... Bc8 39. c6
Ra2 40. Nc4 Be6 ({Black should try} 40... Ke7 $1 $14) 41. Nb6 (41. Nd6+ $16 Kd8
42. Nb5) 41... Rxa5 $11 42. c7 Ra6 $1 {[%cal Ra6b6]} 43. Kc5 Kf7 44. c8=Q (44.
Kc6 {looks sharper.} Ra3 45. Nd7 Rc3+ 46. Nc5 Ke7 47. Bg5+) 44... Bxc8 45. Nxc8
{next Kd5 is good for White.} Kg6 46. Nd6 Kh5 47. Nc4 Kg4 48. Ne5+ Kh3 49. Kd4
{Threatens to win with Ke4.} Ra3 50. g4 {aiming for Ke4.} Ra4+ (50... Ra5 {
is more complex.} 51. g5 Ra4+ 52. Ke3 Kh4 53. Kf3 Ra1) 51. Ke3 {Hoping for Kf3.
} Kh4 52. Kf3 {And now Bd2 would win.} Ra8 $2 {[%mdl 8192] [#] This move loses
the game for Black.} (52... Ra5 $14 53. Ng6+ Kh3) 53. Ng6+ $1 Kh3 54. Bd6 Ra6
55. Nf4+ Kh2 56. Bc5 Ra5 57. Be3 Rb5 58. Bf2 Rb3+ 59. Ke4 Rb5 60. Nd5 Rb2 61.
Bd4 Rg2 62. Be5+ Kh3 63. Nf4+ {[%mdl 64] Double Attack. White mates.} Kxg4 64.
Nxg2 Kh3 65. Ne3 Kh4 66. Bf4 Kh3 67. Kf3 Kh4 68. Bg3+ Kh3 69. Bf2 Kh2 70. Nd1
Kh1 71. Be1 Kh2 72. Bg3+ Kh1 73. Nf2+ Kg1 74. Bf4 Kf1 75. Bh2 Ke1 76. Ne4 Kf1
77. Nd2+ Ke1 78. Ke3 Kd1 79. Kd3 Ke1 80. Bg3+ Kd1 81. Nc4 Kc1 82. Bf2 Kd1 83.
Nb2+ {Weighted Error Value: White=0.17/Black=0.22} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.3"]
[White "Pichot, Alan"]
[Black "Mamedyarov, Shakhriyar"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2533"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,64,28,32,60,48,0,0,0,0,-45,1,-84,-66,-106,-95,-213,-154,-152,-137,
-160,-153,-227,-233,-312,-308,-367,-366,-398,-7,0,5,14,12,-187,-192,-397,-368,
-453,-448,-452,-423,-446,-438,-427,-421,-424,-426,-442,-409]} 1. e4 c5 2. Nf3
e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 f5
10. exf6 $1 {B45: Sicilian Four Knights.} gxf6 $1 {[%mdl 4] is now more
promising than 10...Nxf6.} 11. Qh5+ Kd8 12. Qf3 $1 {[#] The position is equal.}
Rb8 $146 ({Predecessor:} 12... f5 13. Ng5 {1/2-1/2 (13) Greig,S (2215)-Sesko,M
(2243) ICCF email 2019}) 13. Bd3 Qb6 14. c3 (14. Qe2 $11 {keeps the balance.})
14... f5 $17 15. Nf2 Rg8 16. O-O (16. g3 $17 {keeps fighting.}) 16... c5 {
And now ...Bb7 would win.} 17. Bxf5 exf5 18. Qxd5 Qg6 {Hoping for ...Bb7.} 19.
Rd1 (19. g4 $17 Bb7 20. Qd3 (20. Qe5 Kc8 $19)) 19... Rg7 $1 $19 {[%mdl 1024]
Black has strong compensation.} 20. g3 Bb7 $1 {[%cal Rb7d5]} 21. Qe5 Rc8 22. c4
h5 $2 (22... Re7 $1 $19 23. Qc3 Bg7) 23. Bd2 $11 {Strongly threatening Ba5+.}
Re7 $132 {[%mdl 2048] Black is not holding back} 24. Ba5+ Ke8 $1 25. Qh8 {
[#] Now White is beyond hope.} (25. Qd6 $11 {and White has nothing to worry.}
Qxd6 26. Rxd6) 25... Kf7 $1 $19 {aiming for ...Bg7.} 26. Bc3 (26. Nh3 Bh6 27.
Qc3 (27. Bd8 $2 Bg7 $19)) 26... Bh6 27. Rd6 Qxd6 {Black is clearly winning.}
28. Qh7+ Ke8 29. Qh8+ Bf8 30. Qxh5+ {[#]} Kd8 $1 31. Ba5+ {[#]} Rc7 $1 {
...Qc6! is the strong threat.} 32. Rd1 (32. Qxf5 Qc6) 32... Qe6 {Weighted
Error Value: White=0.62/Black=0.25} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.4"]
[White "Giri, Anish"]
[Black "Radjabov, Teimour"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2731"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,83,29,-14,-1,-5,-10,-23,-12,-9,2,0,7,1,23,12,0,0,31,29,21,17,38,-22,
-26,-20,0,-4,53,57,60,0,0,-8,-8,-11,-23,-14,-8,-13,31,-91,-89,-78,-60,-48,-56,
-47,-53,-105,0,0,0,0,0,0,93,93,236,279,325,311,527,527,468,486,440,256,379,383]
} 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 Bd7 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 10. Rd1
Kc8 (10... Be7 {is interesting.} 11. a4 a5 12. Ng5 Ke8 13. b3 Rd8) 11. g4 {
[#] Black must now prevent Rxd7.} Ne7 {Black has an edge.} 12. Ng5 Be8 13. f4
c5 {13...c5 is a critical line.} 14. f5 h6 (14... b6 {seems wilder.} 15. Nc3 h5
16. Kf2 hxg4 17. hxg4 Rh2+) 15. Nf3 {[#]} Nc6 $146 ({Predecessor:} 15... Bc6
16. Kf2 b6 17. Nc3 Bxf3 18. Kxf3 Nc6 19. Bf4 Nd4+ 20. Ke4 Nxc2 21. Rac1 Nd4 {
1-0 (35) Hablizel,F (2301)-Popov,V (2110) ICCF email 2014}) 16. Kf2 Nb4 17. Na3
Bc6 18. c3 Nd5 19. Nc2 (19. c4 $14 Nb4 20. Nb5) 19... b5 $11 20. Ne3 Nb6 21. b3
Kb7 ({Better is} 21... Be7 $11) 22. c4 $1 $14 a6 23. Bb2 (23. h4 $14) 23... Be7
$11 24. Rac1 h5 25. g5 Bxf3 26. Kxf3 {Threatens to win with Rg1.} Bxg5 27. Rg1
Bh6 (27... Bxe3 $5 28. Kxe3 Rhg8 $11) 28. Rc2 (28. e6 $14 {keeps the upper
hand.}) 28... Rhd8 $17 29. Ke4 Rd7 (29... Kc6 {feels hotter.} 30. Rgg2 Re8 31.
Nd5 bxc4 32. bxc4 Rad8) 30. cxb5 axb5 31. Rxc5 Rxa2 32. Rc2 (32. Rg2 $15) 32...
Bxe3 (32... Re7 $17 {Strongly threatening ...Nd7.} 33. Ra1 {[#]} Rxb2 $1 34.
Rxb2 Nd7) 33. Kxe3 $11 Nd5+ 34. Ke4 $1 Nb4 35. Rcg2 Nd3 (35... Nc6 $11 {
remains equal.}) 36. Bd4 $16 Rxg2 {This move loses the game for Black.} (36...
Ra3 $16 {was worth a try.}) 37. Rxg2 {KRB-KRN} c5 38. Be3 c4 $2 (38... g6 {
might work better.} 39. fxg6 fxg6) 39. bxc4 $18 bxc4 40. Rxg7 Kc6 {intending ..
.Rd5.} 41. Rh7 (41. f6 $142) 41... Nxe5 (41... Nb4 {is a better defense.} 42.
Rh6+ (42. Rxh5 c3 $16) 42... Kc7) 42. Rh6+ {Weighted Error Value: White=0.17/
Black=0.32} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.5"]
[White "Ding, Liren"]
[Black "Caruana, Fabiano"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2836"]
[BlackElo "2773"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,123,41,28,31,35,23,37,35,9,22,50,34,12,9,13,12,38,39,43,25,66,42,98,
98,99,50,48,43,52,47,44,45,33,9,35,8,8,8,68,68,68,68,69,68,68,68,68,68,68,68,
68,60,61,60,60,60,60,60,60,60,60,60,60,60,60,31,31,31,31,31,31,31,31,31,31,31,
31,0,31,31,31,31,31,31,31,31,31,31,31,31,31,31,47,0,31,8,22,4,5,0,0,0,0,0,0,0,
0,-8,8,8]} 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 Nf6 5. O-O cxd4 6. Nxd4 e5 7.
Nxc6 bxc6 8. c4 Be6 9. Bg5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3
g3 and 2...Nf6 3 Bf4.} Rc8 10. Qa4 {And now cxd5 would win. was the old line 
(10.cxd5).} Qd7 11. Bxf6 {White is slightly better.} gxf6 12. e3 {[#]} Rb8 $146
({Predecessor:} 12... d4 13. exd4 exd4 14. c5 Bxc5 15. Rc1 Qe7 16. Bxc6+ Kf8
17. Nd2 Kg7 18. Qb5 Bb6 {1/2-1/2 (30) Nakamura,H (2787)-Anand,V (2784) Zuerich
2016}) 13. cxd5 cxd5 14. Qxd7+ Kxd7 15. Nc3 d4 16. exd4 Rxb2 17. Rfd1 Bb4 18.
Na4 (18. dxe5+ {is more complex.} Ke7 19. Nd5+ Bxd5 20. Rxd5 Rc8 21. exf6+ Kxf6
22. Rd4) 18... Rxa2 {[#]} (18... Rd2 $14) 19. d5 $1 $16 {[%cal Rd5e6]} Bg4 {
White must now prevent ...Rxa1.} 20. Rxa2 (20. Bh3 {is interesting.} Bxh3 21.
Rxa2 Rc8 22. Rb2 Rc4 23. Rdb1) 20... Bxd1 21. Nb2 $1 {[%csl LRa7,LRd1]} Be2 $1
22. Rxa7+ Kd6 23. Rxf7 Ra8 {Hoping for ...Ra1+.} 24. Rxf6+ (24. Be4 {keeps
more tension.} Kc5 25. Kg2 Kd4 26. Bf3 Ra2 27. Nd1) 24... Ke7 25. d6+ {[%mdl
64] [#] Discovered Attack} (25. Re6+ {with more complications.} Kd8 26. Be4
Ra1+ 27. Kg2 Bf1+ 28. Kf3) 25... Kxf6 26. Bxa8 Bxd6 $11 {[%mdl 4096] Endgame
KBB-KBN} (26... Bc3 $1 $11 27. Na4 Bd4) 27. Na4 $14 Bd3 28. Nc3 h6 29. Be4 Ba6
30. Kg2 Bc5 31. Nd5+ Kf7 32. Nc7 Bc8 33. f3 Bb6 34. Nd5 Bc5 35. g4 Be6 36. Nc3
Bb4 37. Ne2 Kf6 38. h4 Be1 39. Ng3 Bc4 40. g5+ hxg5 41. Nh5+ Ke7 42. hxg5 Bd2
43. g6 Bh6 44. Kg3 Be6 45. Kh4 Bd2 46. Kg3 Bh6 47. Kf2 Bc4 48. Bf5 Bb3 49. Kg3
Bc4 50. Kg4 Bb3 51. Ng3 Bf4 52. Ne4 Bd5 53. Nc3 Bc4 54. Ne4 Bd5 55. Nc5 Be3 {
The position is equal.} 56. Nd7 (56. Be4 {seems wilder.} Bc4 57. Nd3 Kf6 58.
Kh5 Be6 59. Nb4) 56... Bd4 57. g7 Bg8 58. Kg5 {Strongly threatening Kg6.} Kf7
59. Be4 Kxg7 60. Nf6 Be6 {...Be3+ is the strong threat.} 61. Ng4 Bxg4 62. fxg4
{Weighted Error Value: White=0.07/Black=0.05} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.6"]
[White "Grischuk, Alexander"]
[Black "Svidler, Peter"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2784"]
[BlackElo "2742"]
[Annotator "RC"]
[PlyCount "63"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:
00:00]} 3. h4 {[%emt 0:00:00]} Bg7 {[%emt 0:01:25]} 4. Nc3 {[%emt 0:00:00]} O-O
{[%emt 0:00:03]} 5. e4 {[%emt 0:00:00]} d6 {[%emt 0:00:01]} 6. Be2 {[%emt 0:00:
00]} h5 {[%emt 0:01:04]} 7. Nf3 {[%emt 0:00:15]} c5 {[%emt 0:00:35]} 8. d5 {
[%emt 0:00:15]} e6 {[%emt 0:00:04]} 9. Bf4 {[%emt 0:03:55]} Re8 {[%emt 0:01:10]
} 10. Ng5 {[%emt 0:01:15]} exd5 {[%emt 0:01:07]} 11. exd5 {[%emt 0:00:01]} a6 {
[%emt 0:00:44]} 12. O-O {[%emt 0:00:11]} Nbd7 {[%emt 0:00:58]} 13. Bxd6 {
[%emt 0:02:31]} Qb6 {[%emt 0:00:04]} 14. Bf4 {[%emt 0:00:01]} Qxb2 {[%emt 0:00:
03]} 15. Rc1 {[%emt 0:00:41]} b5 {[%emt 0:01:39]} 16. cxb5 {[%emt 0:00:23]}
axb5 {[%emt 0:00:00]} 17. Bxb5 {[%emt 0:00:17]} Ra3 {[%emt 0:00:25]} 18. Qd2 {
[%emt 0:03:29]} Qb4 {[%emt 0:01:17]} 19. Bc6 {[%emt 0:00:18]} Ng4 {[%emt 0:01:
36]} 20. Nb5 {[%emt 0:01:29]} Qxd2 {[%emt 0:00:12]} 21. Bxd2 {[%emt 0:00:00]}
Rxa2 {[%emt 0:00:00]} 22. Bf4 {[%emt 0:00:26]} Ree2 {[%emt 0:00:28]} 23. Bg3 {
[%emt 0:00:01]} Ne3 {[%emt 0:00:51]} 24. Rfe1 {[%emt 0:02:34]} Nf5 {[%emt 0:00:
02]} 25. Rxe2 {[%emt 0:00:02]} Rxe2 {[%emt 0:00:01]} 26. Na7 {[%emt 0:00:21]}
Nxg3 {[%emt 0:01:31]} 27. Nxc8 {[%emt 0:00:09]} Bd4 {[%emt 0:00:22]} 28. Bxd7 {
[%emt 0:00:07]} Rxf2 {[%emt 0:00:08]} 29. Kh2 {[%emt 0:00:03]} Be5 {[%emt 0:00:
42]} 30. Re1 {[%emt 0:00:45]} Ne2+ {[%emt 0:00:13]} 31. Kh1 {[%emt 0:00:04]}
Bg3 {[%emt 0:02:12]} 32. Nh3 {[%emt 0:00:27]} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.7"]
[White "Dubov, Daniil"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2770"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,102,14,10,16,74,64,80,78,85,75,89,77,81,69,101,104,169,74,142,126,
125,103,140,131,204,140,137,128,131,112,144,124,184,143,249,135,130,92,95,73,
84,78,80,73,142,134,128,136,112,0,0,-225,-221,-222,-224,-218,-225,-225,-220,
-220,-207,-757,-708,-756,-517,-510,-509,-511,-456,-499,-501,-495,-476,-476,
-447,-423,-425,-602,-437,-666,-625,-1027,-1015,-29968,-29966,-29972,-29973,
-5643,-5627,-5639,-5539]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. Bg5 c5 6.
d5 h6 7. Bh4 d6 8. Nd2 {E61: King's Indian: Early deviations for White,
including Smyslov System.} e5 $5 {[%mdl 4] An interesting side line.} (8... g5
$11 {keeps the balance.} 9. Bg3 Nh5) 9. e3 $16 {[#]} Re8 $1 $146 {[%mdl 8] A
top novelty.} ({Predecessor:} 9... Qd7 10. Be2 Nh7 11. O-O f5 12. f4 e4 13. Qc2
Na6 14. a3 Nc7 15. b4 Ne8 16. Rab1 Qf7 {1-0 (51) Agrest,E (2596)-Pavlovic,M 
(2481) Berlin 2015}) 10. Bd3 {White is better.} Qb6 11. O-O a6 12. Qc2 Nh7 13.
f4 f5 14. g4 {[%cal Rg4f5]} e4 15. Be2 (15. Ndxe4 $1 $18 fxe4 16. Bxe4 Rxe4 17.
Qxe4) 15... fxg4 (15... Bf6 $142) 16. Ncxe4 Bf5 17. Bd3 Nd7 18. Rab1 Ndf8 (
18... Qc7 $16 19. b3 Nhf8) 19. Kh1 Qc7 20. Rbe1 b5 21. Rg1 h5 22. b3 b4 (22...
Qd7 $16 23. Rb1 b4) 23. Nf2 Qf7 (23... Bxd3 $16 24. Qxd3 (24. Nxd3 Bc3 $16)
24... Qf7) 24. h3 ({Better is} 24. e4 $1 $18 {[%cal Re4f5]} Bc8 25. e5 dxe5 26.
Nfe4) 24... Bxd3 25. Qxd3 {aiming for Nde4.} g5 26. hxg4 {Hoping for Nde4.}
gxh4 27. g5 Ng6 28. Nde4 Rad8 (28... Red8 $142) 29. Nf6+ $1 Kh8 ({But not} 
29... Nxf6 $2 30. gxf6 Qxf6 31. Rxg6 $18 (31. Qxg6 Qxg6 32. Rxg6 Kf7 $16)) 30.
Nxe8 Rxe8 31. Re2 ({White should play} 31. Ref1 $16) 31... Nhf8 $11 32. Kh2 $2
{[#] White is now going downhill.} (32. f5 $11 {and White is okay.}) 32... Ne5
$1 $19 {[%cal Re5d3][%mdl 512]} 33. fxe5 {[#]} Qf3 $1 34. Rg2 {Strongly
threatening e6.} Bxe5+ 35. Kg1 h3 36. Nxh3 Qxh3 37. Qc2 $2 (37. g6) 37... Kg7
38. Ref2 Qxe3 {Threatens to win with ...Qe1+.} 39. Qf5 Qe1+ 40. Rf1 Bd4+ 41.
Kh1 {[#] Qf7+ is the strong threat.} Qh4+ $1 42. Rh2 Qe4+ 43. Qxe4 Rxe4 44.
Rxh5 Ng6 45. Rh2 (45. Rd1 $142 Be5 46. Rg1) 45... Be5 46. Rhf2 (46. Rh3 $142
Nh4 47. Rd3) 46... Nf4 47. Rf3 Kg6 48. Rg1 Ne2 49. Rd1 Rh4+ 50. Kg2 Rh2+ 51.
Kf1 Ng3+ {[%mdl 64] Discovered Attack.  Weighted Error Value: White=0.84/
Black=0.20} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "11.8"]
[White "Carlsen, Magnus"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2881"]
[BlackElo "2829"]
[Annotator "RC"]
[PlyCount "102"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+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 0:00:00]} 4. c3 {[%emt 0:00:
00]} Nf6 {[%emt 0:00:00]} 5. d3 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 6. Nbd2 {
[%emt 0:00:00]} d5 {[%emt 0:00:09]} 7. exd5 {[%emt 0:00:00]} Nxd5 {[%emt 0:00:
00]} 8. Ne4 {[%emt 0:00:01]} Be7 {[%emt 0:00:05]} 9. O-O {[%emt 0:00:02]} Nb6 {
[%emt 0:01:07]} 10. Bb3 {[%emt 0:00:02]} Bf5 {[%emt 0:00:32]} 11. a4 {[%emt 0:
00:45]} a5 {[%emt 0:00:33]} 12. Be3 {[%emt 0:00:20]} Kh8 {[%emt 0:01:53]} 13.
Re1 {[%emt 0:03:18]} Bg6 {[%emt 0:00:05]} 14. Ng3 {[%emt 0:04:07]} Nd7 {
[%emt 0:00:59]} 15. d4 {[%emt 0:02:13]} f5 {[%emt 0:02:31]} 16. d5 {[%emt 0:01:
32]} Ncb8 {[%emt 0:00:03]} 17. Bc1 {[%emt 0:00:45]} f4 {[%emt 0:02:20]} 18. Ne4
{[%emt 0:00:16]} Na6 {[%emt 0:00:12]} 19. Bc2 {[%emt 0:00:23]} Re8 {[%emt 0:01:
44]} 20. b3 {[%emt 0:01:18]} Bf6 {[%emt 0:01:49]} 21. Ba3 {[%emt 0:00:18]} Nb6
{[%emt 0:00:47]} 22. d6 {[%emt 0:00:09]} c6 {[%emt 0:00:18]} 23. Qe2 {[%emt 0:
00:30]} Nd7 {[%emt 0:00:42]} 24. Rad1 {[%emt 0:00:08]} Bh5 {[%emt 0:00:17]} 25.
b4 {[%emt 0:00:32]} axb4 {[%emt 0:00:43]} 26. cxb4 {[%emt 0:00:00]} Qb6 {
[%emt 0:00:33]} 27. b5 {[%emt 0:00:38]} cxb5 {[%emt 0:00:14]} 28. axb5 {
[%emt 0:00:07]} Nab8 {[%emt 0:00:14]} 29. Bb4 {[%emt 0:00:04]} Nf8 {[%emt 0:00:
21]} 30. Nc3 {[%emt 0:00:27]} Qd8 {[%emt 0:00:15]} 31. Nd5 {[%emt 0:00:07]} Ra2
{[%emt 0:00:15]} 32. Qc4 {[%emt 0:00:13]} Rxc2 {[%emt 0:00:27]} 33. Qxc2 {
[%emt 0:00:03]} Bxf3 {[%emt 0:00:06]} 34. gxf3 {[%emt 0:00:02]} Qd7 {[%emt 0:
00:00]} 35. Nc7 {[%emt 0:01:16]} Rd8 {[%emt 0:00:11]} 36. Qc4 {[%emt 0:00:17]}
Qh3 {[%emt 0:00:08]} 37. Rd3 {[%emt 0:00:17]} Nbd7 {[%emt 0:00:18]} 38. Qf7 {
[%emt 0:00:21]} Bh4 {[%emt 0:00:32]} 39. Re2 {[%emt 0:00:18]} Nf6 {[%emt 0:00:
16]} 40. Bc3 {[%emt 0:00:29]} Qf5 {[%emt 0:00:43]} 41. Rd1 {[%emt 0:00:13]} Qh3
{[%emt 0:00:01]} 42. Rd3 {[%emt 0:00:08]} Qf5 {[%emt 0:00:01]} 43. Red2 {
[%emt 0:00:01]} e4 {[%emt 0:00:06]} 44. Bxf6 {[%emt 0:00:01]} Bxf6 {[%emt 0:00:
01]} 45. Rd5 {[%emt 0:00:27]} Qc8 {[%emt 0:00:01]} 46. b6 {[%emt 0:00:11]} e3 {
[%emt 0:00:10]} 47. d7 {[%emt 0:00:01]} Nxd7 {[%emt 0:00:02]} 48. Rd1 {[%emt 0:
00:10]} e2 {[%emt 0:00:06]} 49. Re1 {[%emt 0:00:01]} Ne5 {[%emt 0:00:06]} 50.
Rxe5 {[%emt 0:00:05]} Bxe5 {[%emt 0:00:03]} 51. Kg2 {[%emt 0:00:23]} Rf8 {
[%emt 0:00:54]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.1"]
[White "Aronian, Levon"]
[Black "Nakamura, Hikaru"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2778"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,10,22,18,20,14,24,8,19,21,29,-18,8,-31,-26,-20,-9,-14,0,0,0,-13,12,
0,14,20,17,18,32,30,35,27,23,7,14,8,14,0,13,0,43,27,27,27,27,27,27,6,34,0,31,
24,46,24,55,35,34,35,35,35,34,11,10,12,34,34,34,34,34,40,41,34,34]} 1. d4 Nf6
2. Nf3 d5 3. Bf4 Bf5 4. c4 e6 5. Qb3 Nc6 6. Nbd2 {D02: 1 d4 d5 2 Nf3 sidelines,
including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 (6... Bb4 7. a3 dxc4 8. Qxc4
Bxd2+ 9. Bxd2 Be4 10. e3 O-O 11. Be2 Bd5 12. Qc2 Be4 13. Qc1 Re8 14. O-O e5 15.
Nxe5 Nxe5 16. dxe5 Rxe5 {1/2-1/2 (56) Aronian,L (2781)-Nakamura,H (2736)
chess24.com INT 2021}) 7. e3 O-O 8. c5 {White has an edge.} ({Reject} 8. Qxb7
Nb4 $15) 8... Rb8 9. Bb5 {[#]} Ne4 $146 ({Predecessor:} 9... Nh5 10. Qa4 Nxf4
11. exf4 Qc8 12. O-O Bf6 13. Bxc6 bxc6 14. b3 Qb7 15. Rac1 Qb5 16. Qxb5 Rxb5 {
0-1 (74) Vrana,F (2252)-Ernst,M (2155) Austria 2019}) 10. Qa4 Nxd2 11. Kxd2 f6
(11... g5 $5 12. Bg3 $8 g4 $11) 12. Rhc1 Qd7 13. b3 Rfc8 14. h3 g5 15. Bh2 a6
16. Bxc6 Qxc6 17. Qxc6 bxc6 18. g4 Bg6 19. h4 h6 20. Bg3 Kf7 21. Kc3 Ke8 22.
Nd2 Kd7 23. Rh1 Rh8 24. Rh2 Rh7 25. hxg5 (25. b4 {looks sharper.} gxh4 26. Rxh4
Rbh8 27. Rg1 Ra8 28. Rgh1) 25... hxg5 26. Rxh7 Bxh7 27. Rh1 Bg6 28. f3 Rg8 29.
e4 dxe4 30. Nxe4 Kc8 31. Rh6 Kb7 32. Nd2 Kc8 33. Nc4 Bf8 34. Rh2 Bg7 35. f4
gxf4 $1 36. Bxf4 Rh8 37. Rxh8+ {White is slightly better.} Bxh8 38. g5 Bg7 39.
gxf6 Bxf6 40. Nd2 Bf5 {Weighted Error Value: White=0.09/Black=0.11} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.2"]
[White "Firouzja, Alireza"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2703"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,14,25,10,16,9,14,0,1,2,5,0,18,17,22,19,26,3,20,4,0,0,10,0,0,-24,
-16,-26,-24,-25,-16,-22,-11,-26,-22,-51,-22,-24,-15,-13,-22,-23,-12,-15,-12,
-12,-13,-14,-13,-19,-15,-60,-46,-60,-15,-15,-18,-20,-16,-31,0,-10,-4,-8,-9,-8,
-8,-4,-6,-4,-4,-12,-3,-1,0,0,0,-1,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3
Bc5 5. Bxc6 dxc6 6. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4a5][%mdl 32] C65: Ruy Lopez:
Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} (6. O-O Bg4 7. h3 Bh5
8. Nbd2 Nd7 9. Nc4 f6 10. Rb1 a5 11. Bd2 b6 12. Be3 Be7 13. b3 Nc5 14. a4 Ne6
15. Qe2 c5 16. c3 Qd7 {0-1 (70) Firouzja,A (2728)-Carlsen,M (2863) Lichess.org
INT 2020}) 6... Nd7 $1 {[%mdl 4] is recently more successful than 6...0-0.} 7.
Nc4 f6 8. c3 Nb6 9. Na5 O-O 10. O-O {[#]} Rb8 $146 ({Predecessor:} 10... Qe8
11. d4 Bd6 12. Re1 Rb8 13. Be3 exd4 14. Bxd4 Bg4 15. h3 Bh5 16. b4 Qf7 {
1/2-1/2 (67) Le,Q (2709)-So,W (2770) chess24.com INT 2020}) 11. b4 Bd6 12. Be3
Be6 13. Nd2 Qd7 14. Qc2 Nc8 15. a3 b6 16. Nab3 Ne7 17. f4 exf4 18. Bxf4 Ng6 19.
Bxd6 cxd6 20. Nd4 d5 21. Rae1 Rfe8 22. Qd1 Rbd8 23. Qf3 dxe4 (23... Ne5 {
keeps more tension.} 24. Qg3 c5 25. Nxe6 Qxe6 26. exd5 Qxd5 27. Rxf6 Qxd3 28.
Qxd3 Nxd3 29. Rxe8+ Rxe8 30. Rd6 Re1+) 24. Nxe4 ({Of course not} 24. Qxe4 Bg4
$17) 24... Bd5 25. Nf5 Bxe4 26. Rxe4 Rxe4 27. Qxe4 Qxd3 28. Qxc6 Qd7 29. Qc4+
Kh8 30. h4 Ne5 31. Qf4 Qf7 32. h5 h6 33. Nxh6 $1 Qxh5 34. Nf5 {With the idea
Nxg7!} Qg4 35. Qh2+ {The position is equal.} Kg8 {Black wants to play ...Rd1.}
36. Ne7+ Kf7 37. Qxe5 $1 {[#] Black must now prevent Nd5.} Rd2 {[%csl Gd2]
[%cal Rg4g2]} 38. Qh2 {Strongly threatening Nf5.} Kxe7 $11 {[%mdl 4096]
Endgame KQR-KQR} 39. Qc7+ Qd7 40. Re1+ Kf7 41. Qc4+ Qd5 42. Qc7+ Qd7 43. Qc4+
Qd5 44. Qc7+ Qd7 {Weighted Error Value: White=0.06/Black=0.06} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.3"]
[White "Svidler, Peter"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2742"]
[BlackElo "2770"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,28,27,40,33,43,41,40,37,29,47,33,39,0,0,-24,-14,-23,13,0,0,-24,0,0,
0,0,14,21,54,50,41,34,33,15,30,3,0,8,75,16,12,16,26,0,0,-9,-7,-10,-7,-15,0,0,0,
-19,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Nge7 5. Bc4 d5 6. exd5 {B30:
Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Nxd5 7. Re1 f6 8. d4 {[#] White
is slightly better.} cxd4 $146 ({Predecessor:} 8... Nb6 9. Bb5 cxd4 10. Nxd4 a6
11. Bxc6+ bxc6 12. Qh5+ g6 13. Qf3 Be7 14. Nxc6 Bb7 15. Nxd8 Bxf3 {1/2-1/2 (40)
Winkler,T (2619)-Kruse,H (2537) ICCF email 2007}) 9. Nxd4 Nxd4 10. Qxd4 Be6 11.
Qh4 (11. Qe4 $5 {[%cal Re1d1]} Qd7 12. Rd1 $11) 11... Qb6 12. Bxd5 Bxd5 13. Nc3
Bf7 14. Be3 Qc6 ({Avoid the trap} 14... Qxb2 $2 15. Qa4+ b5 16. Nxb5 $18) 15.
f4 Be7 16. Bf2 O-O 17. fxe5 Rae8 18. Qe4 Qa6 19. e6 Bg6 20. Qe2 {Black must
now prevent Qxa6.} Qc6 21. Qb5 Bxc2 22. Qxc6 (22. Rac1 {seems wilder.} Qxb5 23.
Nxb5 Bb4 24. e7 Rf7 25. Rxc2 Bxe1 26. Bxe1 Rfxe7 27. Bb4) 22... bxc6 23. Bxa7
Bf5 (23... Ra8 $11 24. Bf2 Rfe8) 24. a3 (24. a4 $16) 24... Ra8 $11 25. Bf2 Rfe8
26. Re2 Bd6 {The position is equal.} 27. Rae1 Be5 28. Bg3 Bd4+ 29. Bf2 Be5 30.
Bg3 Bd4+ 31. Bf2 Be5 {Weighted Error Value: White=0.12/Black=0.13} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.4"]
[White "Caruana, Fabiano"]
[Black "Grischuk, Alexander"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2773"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,67,-3,2,0,7,7,2,0,21,4,6,6,13,5,10,8,19,11,35,26,52,43,49,52,42,45,
32,31,29,30,33,39,59,56,59,59,50,52,58,58,57,52,53,45,350,345]} 1. d4 Nf6 2.
Nf3 d5 3. c4 e6 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. O-O Bb7
10. Bb2 Qe7 11. Rad1 Rad8 12. Rfe1 Rfe8 13. g3 {D45: Semi-Slav: 5 e3.} Bb4 14.
a3 Bxc3 ({Reject} 14... Bxa3 15. Bxa3 Qxa3 16. Ra1 $16) 15. Qxc3 {The position
is equal.} c5 16. Qc2 {[#]} cxd4 $146 ({Predecessor:} 16... Rc8 17. a4 Ne4 18.
Nd2 Ndf6 19. f3 Nd6 20. Qb1 cxd4 21. exd4 Qd7 22. Qa1 Nf5 {0-1 (40) Vazquez
Igarza,R (2572)-Yu,Y (2738) Caleta 2017}) 17. exd4 Rc8 18. Nd2 Qd6 19. Bf3 Qb8
20. Qd3 Qa8 21. Be2 e5 22. dxe5 Nxe5 23. Qf5 Ned7 24. Bf1 h6 25. Qf4 Rxe1 26.
Rxe1 Re8 27. Rxe8+ Qxe8 28. Qc7 Qc8 29. Qxc8+ Bxc8 30. b4 Ba6 31. f3 Kf8 32.
Kf2 Ke7 33. a4 Kd6 $2 {[%mdl 8192] [#]} (33... Ne8 $14) 34. c5+ {Weighted
Error Value: White=0.02/Black=0.31} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.5"]
[White "Radjabov, Teimour"]
[Black "Ding, Liren"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2758"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,115,9,18,0,4,14,0,14,13,13,17,13,17,2,14,14,21,16,15,8,7,17,14,9,22,
17,19,21,55,47,81,43,68,63,90,80,103,102,129,111,112,123,120,126,157,147,158,
162,167,163,183,192,192,189,207,200,210,98,124,103,152,160,155,157,151,151,235,
220,221,243,241,219,263,246,251,283,286,290,280,274,280,277,418,406,271,129,
135,0,0,0,6622,5397,29978,29977,29979,29980,29980,29981,29981,29982,29983,
29983]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 O-O
8. O-O d5 9. Bc3 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7
early deviations.} c5 10. Ne5 Bb7 11. dxc5 $5 {[%mdl 4] The position is equal.
Leaves trodden paths.} bxc5 12. cxd5 exd5 13. Nd2 Nbd7 {[#]} 14. Rc1 $146 ({
Predecessor:} 14. Ndc4 Nxe5 15. Bxe5 Rc8 16. Qc2 Qd7 17. Rad1 Qe6 18. Ba1 Bc6
19. Ne5 Ba8 20. Rfe1 {1/2-1/2 (35) Li,D (2562)-Mendonca,L (2417) Caleta 2020})
14... Nxe5 15. Bxe5 Qb6 16. e3 Rac8 17. Re1 Rfd8 18. Qc2 Nd7 19. Bc3 Nf8 20. e4
{Hoping for exd5.} d4 {[#]} 21. Nc4 $1 Qa6 (21... Qe6 22. Ba5) 22. Ba5 Rd7 23.
Bd2 Ne6 24. Qd3 Re8 ({But not} 24... Qxa2 $2 25. Ra1 $18) 25. f4 Bf8 ({Wrong is
} 25... Qxa2 $2 26. Ra1 $18) 26. Bf1 Rdd8 27. Na5 Qxd3 28. Bxd3 Ba8 29. Bb5 d3
30. Bxe8 Rxe8 31. Rc3 Nd4 {White must now prevent ...Nf3+.} 32. Rxd3 Bxe4 33.
Rc3 $1 f5 34. Kf2 Rd8 35. Nc4 g6 36. Rd1 (36. Rcc1 $18) 36... Nc2 $16 37. Ne5
Nb4 38. Rc4 Bg7 {intending ...Bxe5.} 39. Ke2 Bc2 40. Rxc5 {Strongly
threatening Rc1.} Bxe5 (40... Bf8 $16 41. Rc4 Bxd1+ 42. Kxd1 Nd5) 41. fxe5 $18
Bxd1+ 42. Kxd1 $16 {[%mdl 4096] Endgame KRB-KRN} Kf7 43. Ke2 Nd5 44. Bg5 Rd7
45. Rc6 {e6+ would kill now.} Nc7 46. Rd6 Ke8 {and the idea ...Rxd6 leaves
Black hopeful.} 47. Kd3 Rxd6+ 48. exd6 $18 {KB-KN} Nb5 (48... Ne6 $142) 49. Bf4
Kd7 {[#]} 50. Kc4 (50. b4 $1 $18) 50... Nxd6+ $16 51. Bxd6 ({Better is} 51. Kd5
$16 Ne4 52. Be5) 51... Kxd6 {KP-KP} 52. Kd4 Kc6 $2 {[%mdl 8192]} (52... g5 $11)
53. Ke5 $18 a5 54. a3 {White mates.} Kc5 55. h4 Kc6 {[#]} 56. Kf6 $1 {[%cal
Rf6g7]} Kd5 57. Kg7 Ke4 58. Kxh7 {Weighted Error Value: White=0.10/Black=0.28}
1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.6"]
[White "Mamedyarov, Shakhriyar"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2761"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,140,15,19,9,18,8,12,7,25,9,14,-3,-6,12,7,0,11,-22,-12,2,-12,-4,0,0,35,
43,89,105,106,92,106,101,111,106,83,103,64,0,0,0,67,36,100,104,102,106,119,129,
113,34,39,48,48,40,64,65,93,0,95,110,96,102,95,93,99,91,100,91,98,96,102,96,97,
75,164,162,170,152,179,179,218,211,260,260,193,193,193,193,193,67,67,67,307,
130,181,24,24,8,8,8,8,8,100,8,24,24,24,24,20,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,
8,0,8,0,8,0,8]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Bc4 (4. d4 cxd4 5. cxd4 d6 6.
Nf3 Nc6 7. Bc4 Nb6 8. Bb3 dxe5 9. d5 Na5 10. Nc3 Nxb3 11. Qxb3 e6 12. Nxe5 exd5
13. Be3 Bd6 14. Qb5+ Kf8 15. f4 Be6 16. O-O Kg8 17. Rad1 h5 18. Kh1 h4 19. h3
Rh5 20. Qe2 Rf5 {0-1 (50) Mamedyarov,S (2764)-Giri,A (2763) Chess.com INT 2020}
) 4... Nb6 5. Bb3 d6 6. exd6 {B22: Sicilian: 2 c3.} Qxd6 7. Nf3 c4 8. Bc2 Qe6+
9. Kf1 g6 10. b3 Bg7 11. Na3 cxb3 12. axb3 O-O {[#]} 13. d4 $146 ({Predecessor:
} 13. h4 h5 14. Ng5 Qd7 15. Nc4 Nd5 16. Rh3 Nc6 17. Rg3 b5 18. Nxf7 {1/2-1/2 
(18) Carradori,D (2168)-Klochan,P (2256) ICCF email 2014}) 13... Nc6 14. h4 h5
15. Bg5 Qd7 16. Qe1 Nd5 17. Rd1 b5 18. c4 {[%cal Rc4d5]} bxc4 19. bxc4 Ba6 20.
Kg1 $1 Nf6 21. d5 Qd6 22. dxc6 Qxa3 23. Ra1 (23. Ne5 $14) 23... Qb2 $11 24.
Bxg6 Bxc4 {[#]} (24... fxg6 $11 25. Rxa6 Ng4) 25. Rb1 $1 Qa2 (25... Qe2 $1 $14
26. Bxf6 Bxf6 27. Qxe2 (27. Bxh5 Qxe1+ 28. Rxe1 a5 $11) 27... Bxe2) 26. Bxf6
$16 exf6 {[#]} 27. Ra1 $1 Qb2 28. Bf5 Rfe8 29. Qc1 (29. Qa5 $1 $16) 29... Qxc1+
$1 $14 30. Rxc1 Be6 31. Nd4 Bh6 32. Rc2 Bf4 33. g3 ({White should try} 33. Nxe6
$16 fxe6 34. Bg6 {[%mdl 64] Double Attack}) 33... Be5 (33... Bd5 $1 $11 {
keeps the balance.} 34. Kh2 Bxh1 35. gxf4 Be4) 34. Nxe6 $16 fxe6 35. Bg6 Re7
36. Kg2 $36 {[%mdl 2048] White has strong initiative.} a5 37. Bxh5 a4 38. f4
Bc7 39. Be2 e5 40. f5 e4 41. Bc4+ Kg7 (41... Kf8 $16) 42. Rd1 $1 $18 Kf8 43.
Rd7 a3 44. g4 Rxd7 45. cxd7 {[%mdl 4096] Endgame KRB-KRB} Ke7 46. Be6 a2 47.
Bxa2 {And now g5 would win.} Kxd7 48. g5 fxg5 {[#]} 49. hxg5 ({White has to
play} 49. Be6+ $1 $18 Kd6 50. hxg5) 49... Bf4 $1 $14 50. g6 Be5 {[#]} ({
Black should play} 50... Ra3 $1 $14) 51. Bd5 (51. Be6+ $1 $18 {and the rest is
easy.} Kd8 52. Rc5) 51... Rh8 $16 {Threatens to win with ...Rh2+.} 52. Kg1 ({
Don't do} 52. Bxe4 $6 Rh2+ 53. Kf3 Rxc2 $14) ({Better is} 52. Be6+ $18 Kd6 53.
Rd2+ Kc6 54. Rd5) 52... e3 $11 53. Re2 Rh5 54. Be6+ Ke7 55. Rg2 Bg7 (55... Bd4
$11 56. Kf1 Rh1+ 57. Ke2 Rb1) 56. Ra2 (56. Kf1 $16) 56... Bd4 {( -> ...e2+)}
57. Kg2 Kf6 58. Kf3 Rh3+ 59. Ke4 {The position is equal.} Rh4+ 60. Kd3 {
Rc2 is the strong threat.} Bc5 61. Rg2 {aiming for g7.} Rd4+ 62. Kc3 {Strongly
threatening g7.} Rd2 63. Rxd2 exd2 64. Kxd2 {KB-KB} Bf8 65. Kd3 Kg7 66. Kc2 (
66. f6+ $5 Kxf6 67. Bh3 $11) 66... Be7 67. Kd3 Bf6 68. Kc2 Be7 69. Kd3 Bf6 70.
Kc2 Be7 {Weighted Error Value: White=0.20/Black=0.24} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.7"]
[White "Nepomniachtchi, Ian"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2778"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,121,9,21,23,30,17,32,24,28,24,37,33,48,26,31,34,34,16,12,18,22,-13,31,
21,39,46,78,95,99,37,43,13,64,31,47,0,68,49,89,83,107,100,100,106,124,59,169,
166,204,187,184,154,161,147,152,152,164,168,150,135,155,143,154,175,177,173,
148,152,179,122,143,68,180,177,204,200,197,167,215,195,220,219,224,199,205,213,
221,186,189,205,253,253,258,249,289,273,293,291,369,360,406,356,356,356,364,
349,397,397,409,391,389,353,778,762]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 {
[%cal Ba2a4,Ba4a5][%mdl 32]} Ngf6 5. Nc3 g6 6. a5 {B51: Sicilian: Moscow
Variation (3 Bb5+) without 3...Bd7.} Bg7 7. O-O a6 8. Be2 {White is slightly
better.} O-O 9. d3 b5 10. axb6 $1 Nxb6 {[#]} 11. Qd2 $146 ({Predecessor:} 11.
e5 Nfd5 12. Nxd5 Nxd5 13. exd6 exd6 14. Nd2 Bb7 15. Bf3 Qc7 16. Nc4 a5 17. c3
Bc6 18. Re1 Ra6 19. Bg5 h6 20. Bh4 f5 21. Bxd5+ Bxd5 22. f4 {1-0 (22) Arjun,K 
(2477)-Bhambure,S (2367) Arandjelovac 2021}) 11... a5 12. Qg5 Nfd7 13. Qh4 Nb8
14. Bh6 Nc6 15. Nd5 f6 (15... Nxd5 {looks sharper.} 16. exd5 Nb4 17. Ng5 f6 18.
Bxg7 fxg5 19. Qh6 Nxc2 20. Bxf8 Qxf8 21. Qxf8+ Kxf8 22. Ra2 Bb7) 16. c3 Be6 17.
Ne3 Bf7 18. Bxg7 Kxg7 19. Nd2 (19. d4 $16) 19... Rb8 $14 20. f4 Nd7 (20... d5
$11) 21. Ndc4 Nb6 22. Nd2 ({But not} 22. Nxa5 Nxa5 23. Rxa5 Nd5 $1 $15) 22...
Nd7 23. Rfb1 Rb7 24. Bd1 ({Much weaker is} 24. Ng4 Qb8 $11) 24... Qb8 25. Ba4
Rc8 26. Ndc4 Nd8 27. Nd5 (27. Bd1 $16) 27... Nf8 ({Black should play} 27...
Bxd5 $14 28. exd5 Nb6) 28. Re1 $18 Be6 29. b3 Qa7 30. Re3 Nf7 31. Rae1 Rcb8 32.
Kh1 Rxb3 33. Bxb3 Rxb3 34. Qf2 a4 35. Qa2 Nh6 36. R3e2 Bxd5 37. exd5 Ng8 38.
Rc2 Qa8 39. Ne3 (39. Nd2 $18 Rb7 40. c4) 39... f5 40. Rb1 (40. Ra1 $16) 40...
Rxb1+ (40... c4 $1 $14) 41. Qxb1 Nf6 {[#]} 42. c4 Qa5 43. Kg1 N8d7 44. Kf2 Qb4
45. Qa1 h5 46. Ke2 Qa5 47. Rb2 h4 48. Rb5 Qa8 49. Qe1 a3 50. Ra5 Qb8 {
intending ...Qb2+.} 51. Qa1 ({Stronger than} 51. Qxh4 Qb2+ 52. Kf1 Qd4 $15)
51... Qh8 52. Rxa3 Qh5+ 53. Kd2 h3 {and the idea ...hxg2 leaves Black hopeful.}
54. g3 Qf3 {...Qf2+ is the strong threat.} 55. Qf1 Qxf1 56. Nxf1 {KRN-KNN} Kf7
57. Ne3 Nf8 58. Ke2 e6 59. Ra7+ Ke8 60. Kf3 e5 $2 (60... exd5 61. cxd5 N8d7)
61. g4 {Weighted Error Value: White=0.14/Black=0.21} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "12.8"]
[White "So, Wesley"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2741"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,64,0,28,19,12,18,20,0,0,0,1,0,0,9,16,16,17,17,17,17,17,20,18,20,19,
10,10,10,7,7,7,0,8,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5
Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 cxd4 10. cxd4 Qa5+ 11.
Bd2 Qxa2 12. O-O Bg4 13. Rxb7 {D85: Exchange Grünfeld: Unusual White 7th moves
and lines with 7 Nf3.} Bxf3 {The position is equal.} 14. Bxf3 {[#] Hoping for
e5.} Bxd4 15. e5 {Strongly threatening Rb5.} Na6 16. Rxe7 Rad8 {And now ...Bc5
would win.} 17. e6 fxe6 {Threatens to win with ...Bc5.} 18. Qe1 {Threatening
Bc3.} Bf6 19. Rxa7 {Ba5 is the strong threat.} Rxd2 {[#]} 20. Rxa6 Qxa6 21.
Qxd2 Qb6 22. g3 Bd4 {[#]} 23. Qe2 $146 ({Predecessor:} 23. Kg2 Rxf3 24. Kxf3
Qb7+ 25. Ke2 Qe4+ 26. Kd1 Qb1+ 27. Ke2 Qe4+ 28. Kd1 Qb1+ 29. Ke2 Qe4+ {1/2-1/2
(29) So,W (2770)-Vachier Lagrave,M (2784) chess24.com INT 2020}) 23... Rf6 24.
Kg2 (24. Rc1 {feels hotter.} Rf7 25. Kg2 Qb2 26. Rc2 Qb3 27. Rc4) 24... Qb2 25.
Qxb2 Bxb2 $11 {[%mdl 4096] Endgame KRB-KRB} 26. Rb1 Bd4 27. Rb8+ Rf8 28. Rxf8+
(28. Rb7 {is more complex.} Rf7 29. Rb4 Bc5 30. Re4 Re7 31. g4) 28... Kxf8 29.
Kf1 Kg7 30. Kg2 Kf8 31. Kf1 Kg7 32. Kg2 Kf8 {A rather calm draw.  Weighted
Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.1"]
[White "Vachier-Lagrave, Maxime"]
[Black "Aronian, Levon"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2860"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,37,24,35,21,27,33,31,31,64,30,30,28,32,28,33,22,34,25,17,0,0,-20,
-15,-20,-8,-8,-6,-13,-11,-15,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1.
e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 {C78: Ruy
Lopez: Archangelsk and Möller Defences.} 8. d4 {[#] Hoping for exd5.} dxe4 {
[%cal Re5d4]} 9. Nxe5 Nxe5 {White is slightly better.} 10. dxc5 Qe7 {[#]} 11.
Nd2 $146 ({Predecessor:} 11. Bg5 Bb7 12. Re1 h6 13. Bxf6 Qxf6 14. Bxe4 Bxe4 15.
Rxe4 O-O 16. Qe2 Nd7 17. Nd2 Nxc5 {1/2-1/2 (24) Grandelius,N (2691)-Mamedov,R 
(2645) Douglas 2019}) 11... Bb7 12. Qe2 {[%cal Rd2e4]} Ng6 13. Nb3 O-O 14. a4
Rab8 15. axb5 axb5 16. Nd4 {The position is equal.} Bd5 17. Nxb5 Qxc5 18. Na3
Qc6 19. c4 Be6 20. b3 Nh4 21. Qe3 Bg4 22. Bd1 Qe6 {[#] White must now prevent .
..Bxd1.} (22... Qd7 {looks sharper.} 23. Qd2 Bxd1 24. Qxd7 Nxd7 25. Rxd1 Nc5)
23. h3 Bf3 24. Bxf3 Nxf3+ 25. gxf3 Rxb3 $1 26. Qxb3 Qxh3 27. Nc2 exf3 {[%csl
Gf3][%cal Rh3g2]} 28. Ne1 Qg4+ 29. Kh1 Qh3+ 30. Kg1 Qg4+ 31. Kh1 Qh3+ 32. Kg1 {
Weighted Error Value: White=0.05/Black=0.03} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.2"]
[White "Pichot, Alan"]
[Black "So, Wesley"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2533"]
[BlackElo "2741"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,66,5,18,-7,0,-45,-39,-39,-33,-31,-27,-41,-6,-121,-104,-122,-135,-158,
-158,-191,-205,-243,-239,-248,0,-277,-227,-216,-224,-225,-225,-225,-214,-218,
-225,-234,-235,-238,-237,-305,-296,-300,-270,-338,-314,-305,-278,-311,-217,
-477,-484,-590,-595,-611,-602]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3
Bxc3+ 6. bxc3 Ne7 7. Qg4 Kf8 8. Nh3 {8.h4 is becoming the main line. C18:
French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} Nbc6 9. Bd3 Qa5 10. Bd2 {
[#] Black is slightly better.} cxd4 $146 ({Predecessor:} 10... Qa4 11. Qf4 Ng6
12. Bxg6 hxg6 13. Ng5 Nd8 14. h4 Bd7 15. Rh3 Rc8 16. Rf3 Be8 {0-1 (40) Raddatz,
M (2084)-Ziger,S (2238) Triesen 2000}) 11. cxd4 Qa4 12. O-O Qxd4 13. Nf4 (13.
Qxd4 $11 Nxd4 14. a4) 13... h5 $36 {[%mdl 2048] Black is really pushing.} 14.
Qg3 h4 ({But not} 14... Nxe5 $6 15. c3 $11) 15. Qh3 Nxe5 16. Be3 Qa4 {[#]
Hoping for ...g5.} 17. Be2 N5c6 {Threatens to win with ...e5.} (17... Qxc2 18.
Rac1) 18. Bg4 Ne5 $2 (18... f5 $19 19. Bd1 e5) 19. Rfe1 $2 {[%mdl 8192]} (19.
Be2 $1 $11 {and White has nothing to worry.}) 19... Kg8 20. Bd2 Nxg4 ({Don't
take} 20... Qxc2 21. Rxe5 Qxd2 22. Nxe6) 21. Qxg4 Qxc2 22. Qe2 Nc6 23. Nd3 h3
24. Rac1 Qa4 25. Ne5 hxg2 {...Qh4 is the strong threat.} 26. Rc3 Qh4 {[%csl
Gh8][%cal Rh4h2]} 27. h3 Qh5 28. Nxc6 bxc6 29. Qe3 Ba6 {aiming for ...Bf1.} 30.
Kxg2 Bc4 {White must now prevent ...d4!} 31. Qg3 $2 {[#]} (31. Qc5) 31... d4 $1
$19 {Black is clearly winning.} 32. Rxc4 (32. Rcc1 Bd5+) 32... Qd5+ {[%mdl 64]
Double Attack} 33. Kh2 {And now Rxd4! would win.} Qxc4 {Weighted Error Value:
White=0.57/Black=0.20} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.3"]
[White "Giri, Anish"]
[Black "Nepomniachtchi, Ian"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2731"]
[BlackElo "2778"]
[Annotator "ChessBase"]
[PlyCount "72"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:
00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]}
Nxd5 {[%emt 0:00:00]} 5. e4 {[%emt 0:00:00]} Nxc3 {[%emt 0:00:00]} 6. bxc3 {
[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 7. Nf3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]
} 8. Rb1 {[%emt 0:00:00]} O-O {[%emt 0:00:07]} 9. Be2 {[%emt 0:00:00]} Nc6 {
[%emt 0:00:10]} 10. d5 {[%emt 0:00:03]} Ne5 {[%emt 0:00:04]} 11. Nxe5 {[%emt 0:
00:05]} Bxe5 {[%emt 0:00:00]} 12. Qd2 {[%emt 0:00:06]} Qa5 {[%emt 0:00:23]} 13.
Rb3 {[%emt 0:00:52]} e6 {[%emt 0:02:37]} 14. f4 {[%emt 0:00:15]} Bg7 {[%emt 0:
00:15]} 15. c4 {[%emt 0:00:09]} Qd8 {[%emt 0:00:15]} 16. Bb2 {[%emt 0:00:36]}
Bxb2 {[%emt 0:00:10]} 17. Rxb2 {[%emt 0:00:05]} e5 {[%emt 0:00:20]} 18. O-O {
[%emt 0:01:10]} Qd6 {[%emt 0:00:02]} 19. f5 {[%emt 0:00:17]} gxf5 {[%emt 0:01:
25]} 20. exf5 {[%emt 0:00:02]} f6 {[%emt 0:00:01]} 21. Rb3 {[%emt 0:01:26]} Bd7
{[%emt 0:00:30]} 22. Qh6 {[%emt 0:00:20]} Rf7 {[%emt 0:00:35]} 23. Rxb7 {
[%emt 0:00:44]} Rg7 {[%emt 0:00:27]} 24. Bf3 {[%emt 0:01:05]} Kh8 {[%emt 0:00:
12]} 25. Be4 {[%emt 0:00:05]} Rag8 {[%emt 0:00:37]} 26. Rxa7 {[%emt 0:02:14]}
Qb6 {[%emt 0:00:03]} 27. Ra3 {[%emt 0:00:03]} Qb2 {[%emt 0:00:05]} 28. Rg3 {
[%emt 0:00:07]} Qd4+ {[%emt 0:00:06]} 29. Kh1 {[%emt 0:02:28]} Qxe4 {[%emt 0:
00:47]} 30. Qxf6 {[%emt 0:00:04]} Qxc4 {[%emt 0:00:04]} 31. Rb1 {[%emt 0:00:05]
} Be8 {[%emt 0:01:08]} 32. Rxg7 {[%emt 0:00:06]} Rxg7 {[%emt 0:00:02]} 33. Qf8+
{[%emt 0:00:03]} Rg8 {[%emt 0:00:01]} 34. Qf6+ {[%emt 0:00:01]} Rg7 {[%emt 0:
00:00]} 35. Qf8+ {[%emt 0:00:00]} Rg8 {[%emt 0:00:01]} 36. Qf6+ {[%emt 0:00:01]
} Rg7 {[%emt 0:00:00]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.4"]
[White "Ding, Liren"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1/2-1/2"]
[ECO "E01"]
[WhiteElo "2836"]
[BlackElo "2761"]
[Annotator "ChessBase"]
[PlyCount "125"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:
00:00]} 3. g3 {[%emt 0:00:02]} d5 {[%emt 0:00:00]} 4. Bg2 {[%emt 0:00:00]} Bb4+
{[%emt 0:00:01]} 5. Bd2 {[%emt 0:00:02]} Bd6 {[%emt 0:00:21]} 6. Nf3 {[%emt 0:
00:11]} O-O {[%emt 0:00:02]} 7. O-O {[%emt 0:00:37]} dxc4 {[%emt 0:00:20]} 8.
Qc2 {[%emt 0:00:29]} Nc6 {[%emt 0:00:04]} 9. Rd1 {[%emt 0:00:55]} Re8 {[%emt 0:
02:18]} 10. Qxc4 {[%emt 0:02:44]} e5 {[%emt 0:00:03]} 11. d5 {[%emt 0:00:06]}
Nd4 {[%emt 0:00:04]} 12. Nc3 {[%emt 0:00:35]} Nxf3+ {[%emt 0:00:50]} 13. Bxf3 {
[%emt 0:00:00]} a6 {[%emt 0:00:02]} 14. a4 {[%emt 0:00:44]} Rb8 {[%emt 0:02:19]
} 15. e4 {[%emt 0:00:06]} Qe7 {[%emt 0:00:39]} 16. Qe2 {[%emt 0:00:36]} Bd7 {
[%emt 0:00:37]} 17. Bg5 {[%emt 0:01:52]} h6 {[%emt 0:00:10]} 18. Bxf6 {[%emt 0:
00:01]} Qxf6 {[%emt 0:00:01]} 19. Bg4 {[%emt 0:00:00]} Bxg4 {[%emt 0:00:10]}
20. Qxg4 {[%emt 0:00:01]} Bc5 {[%emt 0:00:29]} 21. Rd2 {[%emt 0:01:52]} c6 {
[%emt 0:00:06]} 22. Kg2 {[%emt 0:00:21]} Bd4 {[%emt 0:01:02]} 23. Qf3 {[%emt 0:
00:02]} Qxf3+ {[%emt 0:01:34]} 24. Kxf3 {[%emt 0:00:00]} Bxc3 {[%emt 0:00:11]}
25. bxc3 {[%emt 0:00:02]} cxd5 {[%emt 0:00:03]} 26. Rxd5 {[%emt 0:00:03]} Rbc8
{[%emt 0:00:05]} 27. Ra3 {[%emt 0:00:04]} Rc7 {[%emt 0:00:13]} 28. Ke3 {
[%emt 0:00:01]} f6 {[%emt 0:00:05]} 29. Rb3 {[%emt 0:00:11]} Kf7 {[%emt 0:00:
19]} 30. Kd3 {[%emt 0:00:02]} Rec8 {[%emt 0:00:46]} 31. c4 {[%emt 0:00:20]}
Rxc4 {[%emt 0:01:27]} 32. Rxb7+ {[%emt 0:00:03]} Kg6 {[%emt 0:00:02]} 33. Rdd7
{[%emt 0:00:01]} Rc2 {[%emt 0:01:13]} 34. Rxg7+ {[%emt 0:00:58]} Kh5 {[%emt 0:
00:03]} 35. Rb3 {[%emt 0:00:00]} Rxf2 {[%emt 0:00:05]} 36. Rb6 {[%emt 0:01:35]}
Rfc2 {[%emt 0:00:07]} 37. Rb3 {[%emt 0:00:02]} Rxh2 {[%emt 0:00:30]} 38. Rb1 {
[%emt 0:00:14]} Rcc2 {[%emt 0:01:28]} 39. Rf1 {[%emt 0:00:10]} Rcf2 {[%emt 0:
00:42]} 40. Rxf2 {[%emt 0:00:05]} Rxf2 {[%emt 0:00:02]} 41. a5 {[%emt 0:04:19]}
Ra2 {[%emt 0:02:13]} 42. g4+ {[%emt 0:00:04]} Kh4 {[%emt 0:00:03]} 43. Rg6 {
[%emt 0:00:00]} Ra3+ {[%emt 0:01:04]} 44. Ke2 {[%emt 0:00:01]} Ra2+ {[%emt 0:
00:08]} 45. Kf3 {[%emt 0:00:07]} Ra3+ {[%emt 0:00:01]} 46. Ke2 {[%emt 0:00:00]}
Rxa5 {[%emt 0:00:18]} 47. Rxf6 {[%emt 0:00:04]} Kg5 {[%emt 0:00:01]} 48. Re6 {
[%emt 0:00:06]} Ra2+ {[%emt 0:00:17]} 49. Kd3 {[%emt 0:00:22]} Ra3+ {[%emt 0:
00:02]} 50. Kc4 {[%emt 0:01:06]} Kf4 {[%emt 0:00:22]} 51. Rxh6 {[%emt 0:00:46]}
Kxe4 {[%emt 0:00:01]} 52. Rh8 {[%emt 0:00:46]} Kf4 {[%emt 0:00:25]} 53. Rg8 {
[%emt 0:00:24]} e4 {[%emt 0:00:09]} 54. g5 {[%emt 0:00:01]} e3 {[%emt 0:00:07]}
55. g6 {[%emt 0:00:04]} Kg5 {[%emt 0:00:08]} 56. g7 {[%emt 0:00:08]} Kg6 {
[%emt 0:00:02]} 57. Re8 {[%emt 0:00:17]} Kxg7 {[%emt 0:00:02]} 58. Kb4 {
[%emt 0:00:00]} Kf7 {[%emt 0:00:03]} 59. Re4 {[%emt 0:00:06]} Rd3 {[%emt 0:00:
03]} 60. Kc4 {[%emt 0:00:01]} Ra3 {[%emt 0:00:01]} 61. Kb4 {[%emt 0:00:01]} Rd3
{[%emt 0:00:01]} 62. Kc4 {[%emt 0:00:01]} Ra3 {[%emt 0:00:01]} 63. Kb4 {
[%emt 0:00:01]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.5"]
[White "Grischuk, Alexander"]
[Black "Radjabov, Teimour"]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2784"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,60,28,22,21,22,23,18,21,23,22,24,16,27,26,18,15,11,4,28,20,31,25,35,
33,43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,0,-3,0,-15,0,-9,0]} 1. e4 c5 2. Nf3
Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 Be7 8. Be3 {B32:
Sicilian: Löwenthal and Kalashnikov Variations.} Nf6 9. Nc4 b5 10. Nb6 Rb8 11.
Nxc8 Qxc8 12. Be2 O-O 13. O-O b4 14. Nd5 Nxe4 15. a4 bxa3 16. Rxa3 Nf6 {
White should prevent ...Nxd5.} 17. Bxa6 Qd7 18. Bc4 Nxd5 {[#]} 19. Qxd5 $146 ({
Predecessor:} 19. Bxd5 Rxb2 20. Qf3 Nd4 21. Bxd4 exd4 22. Bb3 Bf6 23. g3 Qe7
24. Kg2 d3 25. Qxd3 {1-0 (61) Povarenkov,S (2230)-Frijling,J (2157) ICCF email
2013}) 19... Nb4 {The position is equal.} 20. Qd1 d5 21. Ra7 Qc6 {[#] Strongly
threatening ...Bc5.} 22. Rxe7 {Hoping for Bb3.} Qxc4 23. Rxe5 Nxc2 24. Qxd5
Qxd5 25. Rxd5 Nxe3 26. fxe3 Rxb2 $11 {KRR-KRR} 27. Rf2 Rb1+ 28. Rf1 Rb2 29. Rf2
Rb1+ 30. Rf1 Rb2 {Weighted Error Value: White=0.03/Black=0.04} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.6"]
[White "Dubov, Daniil"]
[Black "Caruana, Fabiano"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2770"]
[BlackElo "2773"]
[Annotator "ChessBase"]
[PlyCount "70"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} e6 {[%emt 0:
00:00]} 3. d4 {[%emt 0:00:01]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:00]}
Nc6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:16]} Qc7 {[%emt 0:00:00]} 6. Be3 {
[%emt 0:00:25]} a6 {[%emt 0:00:00]} 7. f4 {[%emt 0:00:34]} b5 {[%emt 0:00:10]}
8. e5 {[%emt 0:00:07]} Bb7 {[%emt 0:00:12]} 9. Be2 {[%emt 0:00:50]} Nxd4 {
[%emt 0:00:16]} 10. Bxd4 {[%emt 0:00:26]} Nh6 {[%emt 0:01:02]} 11. Bf3 {
[%emt 0:00:33]} Nf5 {[%emt 0:00:04]} 12. Bf2 {[%emt 0:00:11]} Bb4 {[%emt 0:00:
34]} 13. O-O {[%emt 0:00:24]} Bxc3 {[%emt 0:00:04]} 14. bxc3 {[%emt 0:00:09]}
O-O {[%emt 0:00:02]} 15. Bxb7 {[%emt 0:00:39]} Qxb7 {[%emt 0:00:02]} 16. a4 {
[%emt 0:00:03]} Qc6 {[%emt 0:00:19]} 17. axb5 {[%emt 0:01:34]} axb5 {[%emt 0:
00:03]} 18. Qd3 {[%emt 0:00:08]} Ra4 {[%emt 0:00:54]} 19. Rxa4 {[%emt 0:00:25]}
bxa4 {[%emt 0:00:03]} 20. c4 {[%emt 0:00:00]} h5 {[%emt 0:00:18]} 21. c5 {
[%emt 0:01:01]} Rb8 {[%emt 0:00:21]} 22. Rd1 {[%emt 0:00:57]} Ra8 {[%emt 0:05:
14]} 23. Ra1 {[%emt 0:02:00]} Ne7 {[%emt 0:00:26]} 24. h3 {[%emt 0:01:27]} Qd5
{[%emt 0:00:21]} 25. Qe2 {[%emt 0:02:30]} a3 {[%emt 0:00:40]} 26. c4 {[%emt 0:
00:34]} Qb7 {[%emt 0:00:06]} 27. Qxh5 {[%emt 0:00:50]} Qb2 {[%emt 0:02:08]} 28.
Qd1 {[%emt 0:00:12]} Nc6 {[%emt 0:01:06]} 29. h4 {[%emt 0:01:44]} a2 {[%emt 0:
00:17]} 30. h5 {[%emt 0:00:04]} Rb8 {[%emt 0:00:31]} 31. Be1 {[%emt 0:00:17]}
Qb1 {[%emt 0:01:05]} 32. Bc3 {[%emt 0:00:04]} Qxd1+ {[%emt 0:00:01]} 33. Rxd1 {
[%emt 0:00:02]} Rb1 {[%emt 0:00:02]} 34. Rf1 {[%emt 0:00:02]} Nb4 {[%emt 0:00:
11]} 35. g4 {[%emt 0:00:47]} Nd3 {[%emt 0:00:30]} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.7"]
[White "Carlsen, Magnus"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2881"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,110,0,12,0,0,0,31,0,8,7,9,-2,-2,0,0,0,0,0,0,-2,0,-81,-76,-83,-86,-63,
-67,-74,-54,-54,-46,-55,-51,-43,-48,-51,-27,-113,-114,-121,-121,-118,-119,-120,
-120,-120,-113,-138,-138,-141,-161,-135,-115,-114,-114,-131,-122,-128,-132,
-128,-134,-133,-65,-64,-11,-16,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4
a6 6. Be2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} (6. Bxd7+
Bxd7 7. c4 e5 8. Qd3 b5 9. Nc3 bxc4 10. Qxc4 Qc8 11. Qd3 Qb7 12. O-O h6 13. Nd2
Be6 14. Nc4 Qc6 15. b3 Nf6 16. Ne3 Rc8 17. Bd2 Be7 {1/2-1/2 (41) Carlsen,M 
(2863)-Svidler,P (2723) chess24.com INT 2020}) 6... Ngf6 7. O-O g6 $1 {[%mdl 4]
is currently scoring better than 7...e5.} 8. e5 {White is slightly better.}
dxe5 9. Nxe5 Bg7 10. Bf4 O-O 11. Rd1 {[#]} Qa5 $146 ({Predecessor:} 11... Qb6
12. Qxb6 Nxb6 13. Nc3 Bf5 14. Bf3 Nh5 15. Be3 Bxe5 16. Bxb6 Nf6 17. Re1 Nd7 {
0-1 (55) Grischuk,A (2777)-Vachier Lagrave,M (2784) chess24.com INT 2020}) 12.
Qc3 Qb6 {With the idea ...Ne4.} 13. Nc4 Qe6 14. Qe3 b5 15. Na5 {[#]} (15. Bf3
$11 Qxc4 16. Nd2 (16. Bxa8 Ng4 $14)) 15... Nb6 $1 $17 16. Qxe6 Bxe6 17. Be5
Rac8 18. c3 Na4 (18... Ne4 $5 {[%cal Rg7e5]} 19. Bxg7 Kxg7 $15) 19. b3 {
[%cal Rb3a4]} Nb6 $36 {[%mdl 2048] Black has some pressure.} 20. Bf3 Nfd5 21.
Bxg7 Kxg7 22. c4 bxc4 23. bxc4 (23. Nxc4 $11 {keeps the balance.} Nxc4 24. Bxd5
Bxd5 25. Rxd5) 23... Nxc4 24. Bxd5 Bxd5 25. Rxd5 Nxa5 26. Nd2 Nc6 27. Nb3 Rfd8
28. Rc5 Nb4 29. Kf1 Rxc5 30. Nxc5 {[%mdl 4096] Endgame KRN-KRN} Rc8 31. Rc1 {
aiming for Ne6+!} Rc6 32. a4 e5 33. Ke2 f5 34. Kd2 Kf7 35. Rc4 Nd5 (35... Rd6+
$17 36. Ke1 Rb6) 36. Nd3 $15 Rxc4 ({Black should play} 36... Re6 $15) 37. Nxe5+
$11 {[%mdl 64] [#] Double Attack. The position is equal.} Ke6 38. Nxc4 {KN-KN}
Nf6 39. Kc3 $1 Kd5 40. Kb4 Ng4 41. Ne3+ Nxe3 42. fxe3 {Strongly threatening
Ka5. KP-KP} Ke4 43. Ka5 Kxe3 {And now ...f4 would win.} 44. Kxa6 {K3P-K3P} f4
45. a5 g5 $1 46. Kb6 g4 $1 47. a6 {Threatens to win with a7.} f3 48. gxf3 gxf3
{KPP-KPP} 49. a7 f2 50. a8=Q f1=Q 51. Qe8+ Kf2 52. Qf7+ Kg2 53. Qxh7 Qg1+ 54.
Kc6 Qxh2 55. Qxh2+ Kxh2 {And White is the lucky defender.  Weighted Error
Value: White=0.08/Black=0.05} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "13.8"]
[White "Nakamura, Hikaru"]
[Black "Firouzja, Alireza"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2829"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,22,68,45,50,32,38,29,22,20,26,22,42,42,61,11,47,35,40,0,-8,0,0,
-19,-19,-24,-24,-65,-63,-63,-65,-70,-70,-71,-67,-69,-74,-66,-59,-94,-100,-96,
-81,-85,-64,-91,-105,-98,-79,-79,-73,-73,-73,-73,-73,-73,-73,-81,-81,-81,-78,
-143,-143,-144,-148,-172,-162,-162,-172,-173,-173,-173,-173,-229,-229,-399,
-356,-464,-429,-424,-383,-375,-376,-352,-368,-5519,-5435,-1815,-1810,-2372,
-1803,-5939,-5869,-29996]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6.
Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6.} Bg7 7. g3 O-O 8. Nf3 {
White is slightly better.} Qa5 9. Bd2 d6 10. Bg2 Nbd7 $5 {[%cal Bb8d7,Bd7b6,
Bb6c4,Bc4d2][%mdl 4] A promising side line.} 11. O-O Nb6 12. Qc2 Qxa6 13. e4
Nc4 {[#]} 14. b3 $146 ({Predecessor:} 14. Bc1 Ng4 15. h3 Nge5 16. Nxe5 Nxe5 17.
Rd1 Qa5 18. Bd2 Nc4 19. Be1 Bd7 20. Bf1 Ne5 21. Be2 f5 22. f4 Nf7 23. Bd3 Nh6
24. Bd2 fxe4 {1/2-1/2 (24) Poobesh Anand,S (2360)-Michelakis,G (2432) Mumbai
2004}) 14... Nxd2 15. Nxd2 Ng4 16. a4 Qa5 17. Rac1 Ba6 18. Nb5 Bxb5 19. axb5
Qxb5 20. h3 Ne5 21. Rfd1 Ra3 22. Bf1 Qb4 23. Qc3 Qb7 24. Qe3 Ra2 25. Be2 Rb8
26. Kf1 Nd7 27. Nf3 Qb4 ({Much weaker is} 27... Qxb3 $6 28. Qxb3 Rxb3 29. Bc4
$14) 28. Bc4 Rba8 29. Qd3 Rb2 {Strongly threatening ...Raa2.} 30. Rc2 Raa2 31.
Rxb2 Rxb2 32. Re1 Ra2 33. Bb5 Ne5 34. Nxe5 Bxe5 35. Re2 (35. Bc4 $142) 35...
Ra1+ $40 {[%mdl 128] Black goes for the king.} 36. Kg2 Qa3 $1 {[%cal Ra3c1] ...
Qc1 is the strong threat.} 37. Qc2 Rc1 $1 {[%cal Rc1c2]} 38. Qa2 Qb4 39. Bc4
Qc3 $1 40. Re3 Qd4 $1 {[%cal Rd4d1] And now ...Qd1 would win.} 41. Bf1 (41. Be2
$142) 41... Kg7 $19 42. Qe2 $2 (42. Be2 {was called for.}) 42... Qa1 $1 43. Qa6
Qb2 44. Qe2 {[#] If White can now play Qxb2 this consolidates a bit.} Rc2 {
[%cal Rc2e2]} 45. Qf3 {[#] and the idea Re2 leaves White hopeful.} Qa1 $1 46.
Bd3 Rc1 47. Re2 $2 (47. Kh2 Bd4 48. Re2) 47... Rh1 {[%csl Gh1][%cal Ra1g1]
Black is clearly winning.} 48. Qe3 Qf1+ 49. Kf3 Qxh3 {( -> ...Qh5+)} 50. Qg5
Rd1 51. Re3 {Weighted Error Value: White=0.38/Black=0.11} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.1"]
[White "Aronian, Levon"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2778"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,19,27,33,49,27,13,18,11,16,7,0,0,0,0,0,0,0,18,21,30,22,31,0,7,15,
20,6,14,14,18,5,25,6,25,0,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,0,0,0,
0,0,0,11,11,8,15,13,14,23,24,379,150,231,97,181,179,223,236,353,346,432,358,
425,414,507,466,521,502,805,793,29991,29992,29992,29993]} 1. d4 Nf6 2. c4 e6 3.
Nf3 d5 4. Nc3 Nbd7 5. Qc2 dxc4 6. e4 {D37: Queen's Gambit Declined: 5 Bf4.} c5
7. Bxc4 $5 {[%mdl 4] Leaves trodden paths.} cxd4 8. Nxd4 {The position is
equal.} Ne5 9. Bb5+ Bd7 {[#]} 10. Bf4 $146 ({Predecessor:} 10. O-O a6 11. Bxd7+
Nfxd7 12. Qe2 Rc8 13. f4 Nc4 14. Kh1 Bb4 15. f5 Bxc3 16. bxc3 {1-0 (26)
Schwerteck,M (2154)-Klaus,D (1994) Tuebingen 2007}) 10... Ng6 11. Bg3 Bb4 12.
O-O O-O 13. Rfd1 Bxc3 14. bxc3 Bxb5 15. Nxb5 Qb6 16. a4 e5 17. c4 Qc5 18. Kf1
Rfd8 19. f3 a6 {[#]} 20. Bf2 $1 Qc6 21. Na3 Nf8 22. c5 Ne6 23. Nc4 Rxd1+ $1 24.
Qxd1 Rd8 25. Qc1 Nd7 26. Na5 Qc7 27. Nxb7 {[%mdl 64] Remove Defender, Decoy}
Qxb7 28. c6 {[%mdl 64] Double Attack} Qb3 {Threatens to win with ...Qd3+.} 29.
cxd7 Qd3+ 30. Kg1 Rxd7 31. Qf1 (31. h3 {feels hotter.} Rc7 32. Qd1 Qxd1+ 33.
Rxd1 Rc4 34. Bg3) 31... Qd6 32. Be3 h5 33. h4 Nf8 34. a5 Ng6 35. g3 Rc7 36. Rc1
Rd7 37. Rc5 {aiming for Rd5.} Qe6 38. Kg2 Qa2+ 39. Qf2 Qa3 40. Qe2 {Black must
now prevent Rc8+.} Rd3 $2 {[%mdl 8192]} (40... Qb4 $1 $11) 41. Bf2 $2 (41. Rc8+
$18 {and the rest is easy.} Kh7 {[#]} 42. f4 $1 Nxh4+ 43. gxh4) 41... Kh7 (
41... Rd8 $16 {was worth a try.} 42. Qxa6 Rd2) 42. Rc7 (42. Rc6 $18 {is more
deadly.}) 42... Qxa5 (42... Qd6 $16 {keeps fighting.}) 43. Rxf7 $18 ({Inferior
is} 43. Qxd3 Qxc7 44. Qxa6 Qc2 $11) 43... Rd2 44. Qe3 Qa2 (44... Nh8 {might
work better.} 45. Rf5 g6 46. Qa7+ Kg8) 45. Rf5 Qc2 46. Rxh5+ Kg8 47. Rg5 Kh7
48. h5 Nf8 49. Rxe5 Nd7 (49... Qd3 $142 50. Qxd3 Rxd3) 50. Re7 Nc5 {[#]} 51.
Qg5 $1 {[%csl Ge7][%cal Rg5g7]} Rxf2+ 52. Kh3 {[%csl Ge7][%cal Rg5g7] Weighted
Error Value: White=0.13/Black=0.43} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.2"]
[White "Svidler, Peter"]
[Black "Nakamura, Hikaru"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2742"]
[BlackElo "2829"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,120,33,51,34,27,2,14,-2,-6,-12,-4,-34,0,-9,57,55,57,63,77,72,92,81,
81,87,78,78,77,50,46,35,43,52,43,9,75,65,70,61,81,2,10,0,0,0,3,-125,-119,-124,
-122,-112,-120,-160,-163,-156,-106,-162,-163,-164,-162,-143,-111,-175,-147,
-147,-130,-136,-141,-121,-8,-8,-8,-8,-8,-40,-8,-40,-40,-40,-40,-40,-40,-40,-40,
-40,-40,-40,-40,-40,-40,-101,-83,-75,-81,-89,-40,-81,-40,-40,-40,-318,0,-40,
-40,-40,-40,-40,-40,-4133,-3485]} 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.} Nb6 9. Bb3 $5 {[%mdl 4] Leaves trodden paths.} a5 10. Re1
{The position is equal.} Bg4 11. h3 Bh5 12. Qe2 {[#]} Bg6 $146 ({Predecessor:} 
12... Kh8 13. Nbd2 f6 14. Ne4 Nd7 15. Be3 Ba7 16. Bxa7 Rxa7 17. Ng3 Bg6 18. Nh4
Bf7 19. Bxf7 Rxf7 {1/2-1/2 (41) Cejkova,M (1998)-Johnsen,S (1853) Prague 2020})
13. Bc2 ({Don't play} 13. Nxe5 Nxe5 14. Qxe5 Re8 $1 $17) 13... Qd7 (13... Re8
$11) 14. Nh4 $1 $14 ({Reject} 14. Nxe5 Nxe5 15. d4 (15. Qxe5 $2 Rfe8 $19) 15...
Bxc2 $17) 14... Rad8 {[%cal Rg6d3]} 15. Nxg6 hxg6 16. Nd2 Nd5 {White should
prevent ...Nf4.} 17. Ne4 Be7 18. Bb3 Qf5 19. Bc4 Nb6 20. Bb5 (20. Ng3 {is more
complex.} Qc8 21. Bb5 Bh4 22. Be3 Nd5 23. Bc4) 20... Na7 21. Be3 Nxb5 22. axb5
Qd7 23. Bc5 a4 (23... Nd5 $11) 24. d4 exd4 25. Bxd4 Nd5 26. Red1 (26. Rxa4 $16
Rfe8 27. Qc4) 26... Rfe8 $11 27. c4 Nf4 28. Qf3 Qf5 29. Ng3 (29. Nc3 $11 Ne6
30. Qxf5 gxf5 31. Be5) 29... Nxh3+ $1 $17 30. Kf1 Qxf3 31. gxf3 Ng5 32. Be5
Rxd1+ 33. Rxd1 c6 34. Rd7 (34. f4 $17 {was called for.} Ne6 35. bxc6 bxc6 36.
f5 gxf5 37. Nxf5) 34... Nxf3 $19 35. Bc3 cxb5 36. cxb5 b6 37. Ne4 (37. Ra7 $17)
37... a3 38. bxa3 Bxa3 39. Nd6 Bxd6 40. Rxd6 {[#]} Re6 (40... Rb8 $1 $17 41.
Rc6 f6) 41. Rxe6 $11 fxe6 {[%mdl 4096] Endgame KB-KN} 42. Ke2 Ng5 43. Bd4 Ne4
44. Kf3 Nd6 45. Bxb6 Nxb5 46. Kg4 Kf7 47. f4 Nd6 48. Bd4 Nf5 49. Bb2 Kg8 50.
Kg5 Kh7 51. Bc3 (51. Kg4 $15) 51... Nd6 $17 {aiming for ...Ne4+.} 52. Bb2 Nf7+
53. Kg4 Kh6 54. Bc3 Nd6 55. Be5 Nc4 56. Bd4 {[%mdl 8192] [#]} ({Better is} 56.
Bc3 $15) 56... Nd6 $2 ({Black should play} 56... g5 $1 $19 {[%cal Rg5f4] ...
gxf4 is the strong threat.} 57. f5 e5) 57. Be5 $15 Nf5 58. Bc3 Ne3+ 59. Kf3 Nd5
60. Be5 {[%mdl 8192]} (60. Bb2 $15) 60... Nf6 {Weighted Error Value: White=0.
44/Black=0.24} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.3"]
[White "Caruana, Fabiano"]
[Black "Carlsen, Magnus"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2773"]
[BlackElo "2881"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,103,27,28,20,17,38,15,27,20,31,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
-6,-1,-16,-22,-20,-20,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 10.
Re1 Nf5 11. c3 d5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 12. Nd2 Re8 13.
Nf3 Rxe1 14. Qxe1 Nd6 15. Bd3 Bf5 {The position is equal.} 16. Bxf5 Nxf5 17.
Bf4 {[#]} Qd7 $146 ({Predecessor:} 17... c6 18. Qe2 Qe7 19. Re1 Re8 20. Kf1
Qxe2+ 21. Rxe2 Rxe2 22. Kxe2 Be7 23. Bb8 {1/2-1/2 (23) Fargere,F (2492)-Le
Roux,J (2522) Sautron 2011}) 18. Ne5 Bxe5 19. Qxe5 c6 20. Re1 f6 21. Qe2 g5 22.
Bg3 Ng7 23. Qf3 Qf5 24. Qxf5 Nxf5 $11 {[%mdl 4096] Endgame KRB-KRN} 25. f3 Kf7
26. Kf2 h5 27. h3 Re8 (27... a5 {seems wilder.} 28. a4 h4 29. Bh2 Ra6 30. Bc7
Ng7) 28. Rxe8 Kxe8 {KB-KN} 29. Bb8 a6 30. g4 Ng7 31. f4 hxg4 32. hxg4 gxf4 33.
Bxf4 Kf7 34. Kf3 Kg6 35. Be3 Ne6 36. Bf4 b5 37. Be3 a5 38. Bf4 a4 39. Be3 $1
Nc7 40. b3 axb3 41. axb3 Ne6 42. Ke2 (42. Kg3 {feels hotter.} Ng5 43. Bxg5 fxg5
44. Kf3 Kf6 45. Ke2) 42... Ng5 43. Bxg5 Kxg5 {KP-KP} (43... fxg5 {looks
sharper.} 44. Kd2 Kf6 45. Kc1 Ke7 46. Kb2 Kd6) 44. Kf3 b4 45. cxb4 f5 46. gxf5
Kxf5 47. b5 $1 {[%cal Rb5b6]} cxb5 {KPP-KPP} 48. b4 $1 Kg5 $1 {[%cal Rg5f5]}
49. Kg3 $1 Kf5 50. Kf3 Kg5 $1 {[%cal Rg5f5]} 51. Kg3 $1 Kf5 {[#] ( -> ...Ke4)}
52. Kf3 {An uneventful encounter.  Weighted Error Value: White=0.02/Black=0.01}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.4"]
[White "Radjabov, Teimour"]
[Black "Dubov, Daniil"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2758"]
[BlackElo "2770"]
[Annotator "ChessBase"]
[PlyCount "47"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} g6 {[%emt 0:
00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:00]}
Nxd5 {[%emt 0:00:00]} 5. e4 {[%emt 0:00:02]} Nxc3 {[%emt 0:00:00]} 6. bxc3 {
[%emt 0:00:01]} Bg7 {[%emt 0:00:00]} 7. Be3 {[%emt 0:00:36]} c5 {[%emt 0:00:00]
} 8. Nf3 {[%emt 0:00:32]} O-O {[%emt 0:00:22]} 9. Be2 {[%emt 0:00:45]} b6 {
[%emt 0:00:11]} 10. Rc1 {[%emt 0:00:24]} e6 {[%emt 0:00:22]} 11. O-O {[%emt 0:
00:52]} Bb7 {[%emt 0:00:10]} 12. dxc5 {[%emt 0:00:36]} Nd7 {[%emt 0:00:22]} 13.
cxb6 {[%emt 0:00:25]} axb6 {[%emt 0:00:18]} 14. Qc2 {[%emt 0:00:27]} Qc7 {
[%emt 0:00:10]} 15. Nd4 {[%emt 0:00:51]} Nc5 {[%emt 0:00:20]} 16. f3 {[%emt 0:
00:06]} Be5 {[%emt 0:00:29]} 17. h3 {[%emt 0:00:26]} Rfc8 {[%emt 0:00:16]} 18.
Rfd1 {[%emt 0:00:27]} Ra5 {[%emt 0:01:02]} 19. Rb1 {[%emt 0:01:15]} Rca8 {
[%emt 0:00:20]} 20. Rb2 {[%emt 0:00:57]} Na4 {[%emt 0:00:18]} 21. Rb3 {[%emt 0:
00:02]} Nc5 {[%emt 0:00:02]} 22. Rb2 {[%emt 0:00:00]} Na4 {[%emt 0:00:27]} 23.
Rb3 {[%emt 0:00:02]} Nc5 {[%emt 0:00:01]} 24. Rb2 {[%emt 0:00:00]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.5"]
[White "Mamedyarov, Shakhriyar"]
[Black "Grischuk, Alexander"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2761"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,84,12,14,-7,17,0,0,-25,13,19,9,14,19,0,0,0,0,0,0,0,0,0,0,0,18,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4
e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Nf6 6. O-O O-O 7. Re1 Bg4 8. Bg5
Nbd7 9. Nbd2 c6 10. c3 Qc7 11. h3 Bh5 12. Qc2 Rfe8 13. a4 {C01: French:
Exchange Variation.} a5 14. Bf5 {[#]} Bg6 $146 ({Predecessor:} 14... b5 15.
axb5 cxb5 16. Bd3 Reb8 17. Rec1 Bf4 18. Bxf4 Qxf4 19. g3 Qc7 20. Nh4 Qb6 {
0-1 (47) Lang,H-Funk,O Wiesbaden 1988}) 15. Qd3 (15. Bxg6 {is more complex.}
hxg6 16. Rxe8+ Rxe8 17. Re1 Rxe1+ 18. Nxe1 Nf8 19. Nef3) 15... Bf4 (15... Bxf5
{seems wilder.} 16. Qxf5 h6 17. Bxf6 g6 18. Qd3 Rxe1+ 19. Rxe1 Nxf6 20. Ne5 Re8
) 16. Bxg6 {The position is equal.} hxg6 17. Bxf4 Qxf4 18. Rxe8+ Rxe8 19. Re1
Rxe1+ 20. Nxe1 Ne4 21. Nef3 Nxd2 22. Nxd2 Nf8 23. g3 Qd6 24. Kg2 Ne6 25. h4 g5
26. h5 Qf4 27. Qe2 Qf5 28. Nf1 g4 29. Nh2 Qxh5 30. Qxg4 Qxg4 31. Nxg4 $11 {
[%mdl 4096] Endgame KN-KN} Kf8 32. Kf3 Ke7 33. Ne5 Ng5+ 34. Ke3 Ne4 35. g4 g5
36. f3 Nd6 37. b3 f6 38. Nd3 b6 39. Ke2 Ke6 40. Ke3 Ke7 41. Ke2 Ke6 42. Ke3 Ke7
{Not much happened in this game.  Weighted Error Value: White=0.04/Black=0.04}
1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.6"]
[White "Nepomniachtchi, Ian"]
[Black "Ding, Liren"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2778"]
[BlackElo "2836"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,103,26,28,35,0,25,0,18,0,0,0,0,0,0,-22,20,21,61,68,56,61,41,43,84,8,
71,0,0,-69,-77,-71,-18,-24,-24,-36,-49,-41,-37,-43,-50,-25,66,56,65,62,121,126,
122,165,165,99,76,54,66,66,49,81,76,24,405,431,400,360,663,636,5361,408,1451,
1355,1215,1525,1213,1612,1424,1419,1608,1518,1518,1244,1619,1095,1602,1584,
1718,1189]} 1. e4 {Lukacs,P} c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6.
h4 h6 7. Nf3 Nd7 8. Bd3 Bxd3 9. Qxd3 e6 10. Bf4 Ngf6 {outshines the older 10...
Qa5+.} 11. O-O-O Be7 {B19: Classical Caro-Kann: 4...Bf5 main line.} 12. Qe2 $5
{[%mdl 4] An interesting side line.} O-O 13. Kb1 {[#]} a5 $146 {The position
is equal.} ({Predecessor:} 13... Qa5 14. Ne5 Rad8 15. Rd3 Nxe5 16. dxe5 Nd5 17.
Bd2 Qb5 18. Qg4 Kh8 19. Nh5 Rg8 {1/2-1/2 (35) McShane,L (2619)-Johannessen,L 
(2525) Malmo 2003 CBM 097 [Lukacs,P]}) 14. Ne4 Nxe4 15. Qxe4 Nf6 16. Qe2 a4 17.
g4 Nd5 ({Much weaker is} 17... Nxg4 $6 18. Rhg1 $14) 18. Bd2 Qb6 {Hoping for ..
.Ba3.} 19. c4 Ba3 $1 {[%csl Ga3][%cal Rb6b2]} 20. Be1 Nf4 21. Qc2 Rfd8 22. h5 (
22. g5 $16 {aiming for gxh6.} hxg5 23. hxg5) 22... c5 (22... f6 $11) 23. Bc3 (
23. g5 $1 $16 {[%cal Rg5h6]}) 23... cxd4 $11 24. Rxd4 (24. Bxd4 $11 Bc5 25.
Bxc5 Qxc5 26. Qe4) 24... Rxd4 $15 25. Nxd4 {Black should prevent Qe4.} Bb4 (
25... Rd8 $17 26. Rf1 Bb4) 26. Bxb4 $11 Qxb4 27. a3 Qc5 28. Qe4 {[#]} Rd8 $1
29. Nf3 Qd6 30. Ka1 b6 ({Black should try} 30... Qc7 $11) 31. g5 $1 $14 hxg5
32. Nxg5 {Threatens to win with h6.} f5 (32... Kf8 $14) 33. Qb7 $16 Rd7 {[#]}
34. Qa8+ Rd8 {[#]} 35. Qxa4 (35. Qa7 $1 $18 {[%cal Ra7f7]} Rd7 36. Qxa4) 35...
Qe7 36. Nf3 {c5! is the strong threat.} (36. Rg1 {feels hotter.} Ne2 37. Re1
Qxg5 38. Rxe2 Kh7 39. Re3) 36... Qb7 $1 {[%cal Rb7f3] [#]} 37. Rd1 $1 Rxd1+ 38.
Qxd1 Kh7 39. Qb3 ({Better is} 39. Ka2 $16) 39... Kh6 $2 {[%mdl 8192] A mistake
that costs the game.} (39... Qc6 $11) 40. c5 $18 Nd5 41. Ne5 Qc7 $2 (41... Kh7
42. Nc4 b5) 42. Qg3 {[%csl Ge5,Gh5][%cal Rg3g6]} Kxh5 43. Qh2+ (43. cxb6 $142
Qc1+ 44. Ka2) 43... Kg5 44. Nf3+ {White is clearly winning.} Kf6 45. Qxc7 {
[%mdl 64] Overworked Piece} Nxc7 46. cxb6 {[%mdl 4096] Endgame KN-KN} Na6 47.
b4 Ke7 48. Kb2 Kd6 49. Kc3 Kc6 50. Nd4+ Kxb6 51. Nxe6 g6 52. a4 {Weighted
Error Value: White=0.31/Black=0.49} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.7"]
[White "So, Wesley"]
[Black "Giri, Anish"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2741"]
[BlackElo "2731"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,49,30,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-37,0,0,0,0,0,0,0,0]} 1. d4
Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O
9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. O-O Bg4 13. Rxb7 {D85: Exchange
Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bxf3 14. Bxf3 {
[#] Strongly threatening e5.} Bxd4 15. e5 Na6 {[%cal Bb8a6,Ba6c5,Bc5d3,Bd3e1]
[%mdl 32]} 16. Rxe7 Rad8 {aiming for ...Bc5.} 17. e6 fxe6 {[#] ...Bc5 is the
strong threat.} 18. Qe1 {[#]} Nc5 $146 ({Predecessor:} 18... Bf6 19. Rxa7 Rxd2
20. Rxa6 Qxa6 21. Qxd2 Qb6 22. g3 Bd4 23. Kg2 Rxf3 24. Kxf3 Qb7+ 25. Ke2 Qe4+
26. Kd1 Qb1+ 27. Ke2 Qe4+ 28. Kd1 Qb1+ 29. Ke2 Qe4+ {1/2-1/2 (29) So,W (2770)
-Vachier Lagrave,M (2784) chess24.com INT 2020}) 19. Bc3 {Hoping for Bxd4.} Nd3
20. Bxd4 $1 Nxe1 21. Rg7+ Kh8 22. Rd7+ {The position is equal.} Kg8 ({Don't
blunder} 22... e5 $2 23. Bxe5+ Rf6 24. Bxf6+ Kg8 25. Rxd8+ $18) 23. Rg7+ Kh8
24. Rd7+ Kg8 ({Don't go for} 24... e5 $2 25. Bxe5+ Rf6 26. Bxf6+ Kg8 27. Rxd8+
$18) 25. Rg7+ {Not much happened in this game.  Weighted Error Value: White=0.
02/Black=0.00} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "14.8"]
[White "Vachier-Lagrave, Maxime"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2860"]
[BlackElo "2533"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,0,2,20,14,16,31,20,48,36,27,23,41,30,45,40,43,11,8,16,28,25,39,38,
29,32,73,0,4,4,26,26,34,30,30,30,34,25,22,0,0,0,0,0,0,0,228,215,326,150,264,
264,260,235,236,236,236,243,929,469,469,469,469,469,469,469,469,469,469,469,
465,465,406,398,696,651,591,576,1670,1473,6070,6070,6113,6113,12842,12824]} 1.
e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Nxd4 Ngf6 6. O-O {B51: Sicilian:
Moscow Variation (3 Bb5+) without 3...Bd7.} g6 7. Re1 Bg7 8. Bf1 {White is
slightly better.} Nc5 9. Nc3 (9. f3 {seems wilder.} O-O 10. Be3 Ne6 11. Nc3 a6
12. Nb3) 9... O-O 10. Nb3 Nxb3 11. axb3 {[#]} Bg4 $146 ({Predecessor:} 11... b6
12. g3 Bb7 13. Bg2 Qc8 14. Ra4 Qb8 15. Bg5 b5 16. Ra2 a6 17. Nd5 Re8 {1-0 (42)
Arribas Lopez,A (2536)-Sorm,D (2354) Madrid 2015}) 12. f3 Be6 13. Nd5 Nxd5 14.
exd5 Bf5 15. c3 e5 16. dxe6 Bxe6 17. b4 a5 18. b5 (18. Rxa5 $16 Rxa5 19. bxa5)
18... d5 $11 19. Be3 Qd6 20. Bd4 Rfc8 21. Bxg7 Kxg7 22. Qd4+ Kg8 23. Ra4 b6 24.
Qf6 Qc5+ 25. Rd4 a4 $1 26. h4 a3 27. bxa3 Rxa3 $2 {[#] White now steadily
converts the win.} (27... Qxc3 $11 28. Rxe6 fxe6 29. Qxe6+ {[%mdl 64] Double
Attack} Kf8 30. Rxd5 (30. Rf4+ Kg7 $11) 30... Re8 31. Qxb6 Qe3+ 32. Qxe3 Rxe3)
28. h5 $1 $18 {[%cal Rh5g6] Strongly threatening hxg6.} gxh5 (28... Re8 {
was worth a try.} 29. h6 Qf8) 29. Kh1 (29. Re5 $18 Rxc3 30. Kh2 (30. Rxh5 Rc1
$11)) 29... Rxc3 ({Wrong is} 29... Qxc3 $2 30. Rxe6 Qxd4 31. Qxd4 $18) (29...
Qf8 $16 {might work better.}) 30. Rxe6 fxe6 31. Qxe6+ Kh8 32. Qe5+ Kg8 33. Rxd5
Qc7 $2 (33... Qf8 34. Bd3 Qf7) 34. Qe6+ Kh8 {[#] White should prevent ...Qf4.}
35. Rd7 $1 {Threatening mate with Qf6+.} Qf4 {Hoping for ...Rxf3!} 36. Qe7 {
[%csl Gd7][%cal Re7h7]} Qh6 37. Qe5+ Kg8 38. Bd3 Rxd3 39. Rxd3 {[%mdl 4096]
Endgame KQR-KQR} Rf8 40. Rd6 Qc1+ 41. Kh2 Qf4+ $2 (41... Qc5 42. Qe6+ Kh8 43.
Rxb6 Qd4) 42. Qxf4 {White is clearly winning.} Rxf4 43. Rxb6 Kg7 44. Rb8 Rb4
45. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} h4 46. b7 h5 47. f4 {[%mdl 64] Promotion.
Weighted Error Value: White=0.19/Black=0.36} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.1"]
[White "Pichot, Alan"]
[Black "Aronian, Levon"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2533"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,50,31,36,76,81,104,104,105,116,104,91,100,0,0,-66,7,-181,-175,-444,
-443,-876,-913,-880,-820,-789,-761,-919,-695,-1015,-608,-601,-594,-585,-570,
-464,-308]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Nxc6 bxc6
7. e5 Nd5 8. Ne4 Qc7 9. f4 $1 Bb7 {B45: Sicilian Four Knights.} 10. c4 $1 {
[%cal Rc4d5]} Bb4+ 11. Ke2 $1 {[#]} O-O $5 $146 {[%mdl 8] White is better. New
and interesting.} ({Predecessor:} 11... Ba6 12. Kf3 Nb6 13. c5 Bxf1 14. Rxf1
Nd5 15. a3 Qa5 16. Rb1 Bxc5 17. b4 Nxb4 18. axb4 Bxb4 {1-0 (31) Requejo,O 
(2235)-Rivera,G (1784) Lima 2012}) 12. cxd5 cxd5 13. Ng5 f6 14. Nf3 (14. exf6
$1 $16 {Strongly threatening Qd3.} gxf6 15. Nf3) 14... fxe5 $11 {Threatens to
win with ...e4.} 15. fxe5 (15. Qb3 $11 Rab8 16. Kd1) 15... Rf5 (15... Rac8 $15)
16. Be3 $2 {[#] This costs White the game.} (16. Qd4 $11 {and White is okay.}
Qc2+ 17. Bd2 Bxd2 18. Qxd2 Qe4+ 19. Qe3) 16... d4 $1 $36 {[%mdl 2048] Keeping
White busy.} 17. Bxd4 $2 {[#]} (17. Rc1 Ba6+ 18. Kf2 dxe3+ 19. Kg3 Rxf3+ 20.
gxf3) 17... Raf8 $1 {Black is clearly winning.} 18. Qb3 (18. Rc1 $142 Rxf3 19.
gxf3 (19. Rxc7 {gets mated.} Ba6+ 20. Rc4 Bxc4+ 21. Qd3 Bxd3+ 22. Kd1 Rxf1+ {
[%mdl 64] Back Rank} 23. Rxf1 Rxf1#) 19... Bxf3+ {[%mdl 64] Double Attack} 20.
Kd3) 18... Rxf3 19. gxf3 Bxf3+ {[%mdl 64] Double Attack} 20. Kd3 Qb7 {( -> ...
Be4+)} 21. Kc2 Bxh1 22. a3 Qe4+ 23. Bd3 Rc8+ (23... Qxd4 $2 24. Rxh1 Ba5 25.
Kb1 $19) 24. Kb1 Qxd4 25. axb4 Qxe5 {Weighted Error Value: White=0.72/Black=0.
53} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.2"]
[White "Giri, Anish"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2731"]
[BlackElo "2860"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,49,0,29,27,33,25,38,0,0,0,0,0,0,0,0,0,0,0,0,-38,0,0,0,0,0,0,0,0]} 1.
d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1
O-O 9. Be2 cxd4 10. cxd4 Qa5+ 11. Bd2 Qxa2 12. O-O Bg4 13. Rxb7 {D85: Exchange
Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bxf3 14. Bxf3 {
[#] Black must now prevent e5.} Bxd4 15. e5 {White is slightly better.} Na6 {
[%cal Bb8a6,Ba6c5,Bc5d3,Bd3e1][%mdl 32]} 16. Rxe7 Rad8 17. e6 fxe6 18. Qe1 {[#]
} Nc5 $146 ({Predecessor:} 18... Bf6 19. Rxa7 Rxd2 20. Rxa6 Qxa6 21. Qxd2 Qb6
22. g3 Bd4 23. Kg2 Rxf3 24. Kxf3 Qb7+ 25. Ke2 Qe4+ 26. Kd1 Qb1+ 27. Ke2 Qe4+
28. Kd1 Qb1+ 29. Ke2 Qe4+ {1/2-1/2 (29) So,W (2770)-Vachier Lagrave,M (2784)
chess24.com INT 2020}) 19. Be3 {[#] Strongly threatening Bxd4.} Nd3 20. Bxd4
Nxe1 21. Rg7+ Kh8 22. Rd7+ {The position is equal.} Kg8 ({But not} 22... e5 $2
23. Bxe5+ Rf6 24. Bxf6+ Kg8 25. Rxd8+ $18) 23. Rg7+ Kh8 24. Rd7+ Kg8 ({Wrong is
} 24... e5 $2 25. Bxe5+ Rf6 26. Bxf6+ Kg8 27. Rxd8+ $18) 25. Rg7+ {Weighted
Error Value: White=0.04/Black=0.02} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.3"]
[White "Ding, Liren"]
[Black "So, Wesley"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2836"]
[BlackElo "2741"]
[Annotator "ChessBase"]
[PlyCount "28"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {
[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:
00:00]} Nxe4 {[%emt 0:00:00]} 5. d4 {[%emt 0:00:00]} Nd6 {[%emt 0:00:00]} 6.
dxe5 {[%emt 0:00:00]} Nxb5 {[%emt 0:00:00]} 7. a4 {[%emt 0:00:00]} Nbd4 {
[%emt 0:00:00]} 8. Nxd4 {[%emt 0:00:00]} Nxd4 {[%emt 0:00:00]} 9. Qxd4 {
[%emt 0:00:01]} d5 {[%emt 0:00:00]} 10. exd6 {[%emt 0:00:01]} Qxd6 {[%emt 0:00:
01]} 11. Qe4+ {[%emt 0:00:00]} Qe6 {[%emt 0:00:02]} 12. Qd4 {[%emt 0:00:01]}
Qd6 {[%emt 0:00:01]} 13. Qe4+ {[%emt 0:00:01]} Qe6 {[%emt 0:00:01]} 14. Qd4 {
[%emt 0:00:00]} Qd6 {[%emt 0:00:01]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.4"]
[White "Grischuk, Alexander"]
[Black "Nepomniachtchi, Ian"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2784"]
[BlackElo "2778"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,128,14,19,16,28,0,47,65,88,87,93,79,75,95,115,118,122,122,99,107,118,
102,106,121,109,102,114,97,107,118,115,97,123,49,69,13,27,28,17,41,92,31,13,0,
0,0,0,0,0,-167,0,-58,-58,-58,-58,-58,-58,-54,0,0,0,0,0,0,0,0,118,99,90,0,0,0,
90,70,75,39,61,48,198,0,0,0,551,0,0,-22,-15,-83,0,0,0,-97,-82,-97,-80,-398,
-112,-112,-112,-719,-128,-29971,-29974,-29973,-29975,-29975,-29976,-29970,
-29970,-29970,-29970,-29970,-29972,-29972,-29970]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5
4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Qa5 9. Nd2 {D85: Exchange
Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} O-O 10. Nb3 Qc7 $5 {
[%mdl 4] A promising side line.} (10... Qxc3+ 11. Bd2 Qb2 12. Bc1 Qc3+ 13. Bd2
Qb2 14. Bc1 Qc3+ 15. Bd2 {1/2-1/2 (15) Grischuk,A (2810)-Nepomniachtchi,I 
(2714) Beijing 2014}) 11. Nxc5 {White is slightly better.} Nd7 12. Na4 a6 {
[#] Black wants to play ...b5.} 13. Rc1 $146 ({Predecessor:} 13. Qd2 b5 14. Nb2
Bb7 15. f3 Rac8 16. c4 f5 17. exf5 gxf5 18. cxb5 axb5 19. Bxb5 {1-0 (41)
Korobov,A (2652)-Nepomniachtchi,I (2729) Riadh 2017}) 13... b5 14. Nb2 Bb7 15.
f3 Qa5 16. Qb3 e5 17. d5 Rfc8 18. Be2 Bf8 19. O-O Nc5 20. Bxc5 Rxc5 21. Nd3 Rc7
22. Nxe5 Rac8 {[%cal Rc7c3]} 23. c4 Qd2 24. Qd3 (24. Qd1 $1 $16 {[%cal Rd1d2]}
Qf4 25. Ng4) 24... Qf4 $14 {[#]} 25. d6 $1 Rc5 $1 $11 {[#]} 26. d7 $1 Rd8 27.
Ng4 {g3 is the strong threat.} Rc7 (27... h5 $14 28. g3 Qg5) 28. Qc3 (28. g3
$16 Qg5 29. h4) 28... Bg7 $14 29. e5 Rcxd7 30. cxb5 axb5 31. Bxb5 Rd2 32. a4 $2
{[#]} (32. Rc2 $11 {and White is okay.}) 32... h5 $2 ({Black should play} 32...
Rxg2+ $1 $19 {[%mdl 512]} 33. Kxg2 Qxg4+ 34. Kf2 (34. Kh1 $2 Qf4 $19) 34... Qf4
) 33. Nf6+ (33. Qe3 $1 $11 Qxg4 34. Qxd2 (34. fxg4 $2 {loses.} Rxg2+ {[%mdl 64]
Double Attack} 35. Kh1 Rg3+ {[%mdl 64] Discovered Attack} 36. Bc6 Bxc6+ 37.
Rxc6 Rxe3 $19) 34... Rxd2 35. fxg4 Rxg2+ {[%mdl 64] Double Attack} 36. Kh1 Rf2+
37. Kg1 Rg2+ {[%mdl 64] Double Attack} 38. Kh1 Rf2+ 39. Kg1 Rg2+ {[%mdl 64]
Double Attack}) 33... Bxf6 $15 34. exf6 Qg5 {[%csl Gd2][%cal Rg5g2]} 35. Rf2
Rxf2 36. Kxf2 Rd2+ (36... Rc8 $1 $15 37. Qxc8+ Bxc8 38. Rxc8+ Kh7) 37. Be2 $11
Rxe2+ 38. Kxe2 {Strongly threatening Kf1.} Qxg2+ {[%mdl 4160] Endgame Double
Attack. KQR-KQB} 39. Kd3 Qxf3+ 40. Kc4 {Hoping for Qxf3.} Qe2+ (40... Qf4+ $11
{keeps the balance.} 41. Kb5 Qxh2) 41. Kb4 $16 Qxh2 42. Qd4 (42. Rd1 $1 $16 {
[%cal Rd1d8]} Qb8 43. Ka3) 42... Qb8 $11 43. Ka3 Qg3+ (43... Qf8+ $11 44. Kb2
Qb8) 44. Rc3 $16 Qe1 45. Re3 (45. Kb4 {is more complex.} Qb1+ 46. Ka5 Qf5+ 47.
Rc5 Qe6 48. Rb5) 45... Qc1+ 46. Kb4 {Threatens to win with Re7.} Bc6 (46... Bh1
$14) 47. Rc3 $2 (47. Re7 $1 $18 {And now Qd8+ would win.} Qb1+ 48. Kc5 Bxa4 49.
Qxa4 Qf5+ 50. Kd6 Qxf6+ 51. Kd7) 47... Qb2+ $11 48. Ka5 Kh7 $2 {[%mdl 8192] [#]
} 49. Qc4 $2 (49. Qb4 $1 $18 {[%cal Rb4b2]} Qxb4+ 50. Kxb4) 49... Bd5 50. Qc5 (
50. Qd3 {is interesting.} Be6 51. Rc5 Kg8 52. Qd8+ Kh7 53. Qd3) 50... Be6 51.
Ka6 (51. Rf3 $11 {remains equal.}) 51... Qe2+ ({Better is} 51... Qg2 $17) 52.
Ka7 h4 53. Qd4 {[#]} (53. a5 $11) 53... g5 $1 $17 {[%mdl 1024] Black has
strong compensation.} 54. a5 h3 {aiming for ...h2.} 55. Re3 $2 {[%mdl 8192]} (
55. Rc5 $17 Qg2 56. Qd3+ Kh6 57. Qd8) 55... Qg4 $2 (55... Qc2 $19 56. Rc3 Qg2)
56. Qd3+ Kh6 57. Re1 {[%mdl 8192]} (57. Qd8 $17) 57... Qf5 $2 (57... h2 $19 {
is more deadly.} 58. Qb1 Bd5) 58. Qd2 $2 {[%mdl 8192]} (58. Qxf5 $17 Bxf5 59.
Kb8) 58... Qc5+ {Black mates.} 59. Kb8 Qc8+ 60. Ka7 Qc7+ 61. Ka8 Bd7 {[%cal
Rd7c6]} 62. Rc1 Bc6+ 63. Rxc6 Qxc6+ {[%mdl 64] Double Attack} 64. Kb8 Qg2 {
Never resign too early!  Weighted Error Value: White=0.57/Black=0.51} 0-1

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.5"]
[White "Dubov, Daniil"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[ECO "D79"]
[WhiteElo "2770"]
[BlackElo "2761"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,85,-7,1,9,-33,-23,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,65,63,57,58,60,
60,63,52,61,58,59,53,95,94,98,95,98,92,112,103,106,106,101,101,136,136,136,136,
136,136,135,122,111,106,125,125,123,130,144,136,164,136,359,356]} 1. Nf3 Nf6 2.
g3 g6 3. d4 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 c6 7. cxd5 cxd5 8. Ne5 Ng4 9. Nxg4
Bxg4 10. Nc3 Nc6 {[%cal Bb8c6,Bc6e5,Be5d3][%mdl 32]} 11. h3 Bd7 {D79:
Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5).} 12. e4 $5 {
[%mdl 4] A promising side line.} dxe4 ({Wrong is} 12... Bxd4 $2 13. exd5 Rc8
14. Bh6 $18) 13. d5 {[#]} Ne5 $146 {The position is equal.} ({Predecessor:} 
13... Nb4 14. Qb3 a5 15. a3 Nd3 16. Nxe4 Nxc1 17. Raxc1 a4 18. Qb4 Ra6 19. Qxb7
Rb6 {1/2-1/2 (72) Milovanovic,M (2358)-Staal,J (2435) ICCF corr 1988}) 14. Nxe4
Bb5 15. Re1 Nd3 {[%mdl 64] Double Attack} 16. Re3 Nxc1 ({Much weaker is} 16...
Bxb2 $6 17. Bxb2 Nxb2 18. Qb3 $16) 17. Rxc1 Bh6 ({Not} 17... Bxb2 $2 18. Rb1
$18) 18. f4 Qb6 19. Qd2 Rac8 20. Kh2 Rxc1 21. Qxc1 Qd8 (21... Bg7 $11) 22. Qc5
a6 23. Nc3 Qd6 24. Qxd6 exd6 25. Nxb5 axb5 $14 {[%mdl 4096] Endgame KRB-KRB}
26. Rb3 Ra8 27. a3 Ra5 28. Bf1 Bg7 29. Bxb5 Bd4 30. Kg2 h5 31. Kf3 Kg7 32. g4
hxg4+ 33. hxg4 Ra8 34. Bd7 b6 {[#]} 35. Rb4 $1 {[%cal Rb4d4]} Bg1 {[#]} 36. Re4
$1 Ra7 37. Bc6 f5 38. Re2 fxg4+ 39. Kxg4 Bd4 40. a4 Kf7 41. Be8+ Kf8 42. b3 Kg7
$2 (42... Re7 $16 43. Rxe7 Kxe7 44. Bxg6 Kf6) 43. Re6 {[%mdl 64] Double Attack.
Weighted Error Value: White=0.03/Black=0.16} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.6"]
[White "Carlsen, Magnus"]
[Black "Radjabov, Teimour"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2881"]
[BlackElo "2758"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,103,18,19,22,11,8,11,17,18,29,20,14,18,23,19,25,22,47,47,47,41,43,33,
81,64,93,95,127,119,96,102,110,110,124,107,153,136,129,121,133,136,151,95,163,
0,12,0,0,0,119,99,135,122,110,131,99,56,57,57,58,58,59,59,51,51,58,0,0,0,0,0,0,
0,108,108,29971,29973,29973,29973,29974,29975,29975,29976,29978,29977,29977,
29977,29977,29978,29979,29980]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3
Nf6 6. O-O O-O 7. Nd5 d6 8. c3 Rb8 {B30: Sicilian: 2...Nc6 3 Bb5, lines
without ...g6.} 9. a4 Nxd5 10. Bxd5 Bf6 {The position is equal.} 11. Re1 {[#]}
Re8 $146 ({Predecessor:} 11... Be6 12. Bxe6 fxe6 13. b4 cxb4 14. cxb4 b5 15.
Bd2 Qd7 16. h3 h6 17. Rc1 a6 {1/2-1/2 (35) Mary,P (2114)-Sorcinelli,A (1753)
LSS email 2012}) 12. Bd2 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 13. Bc4 Ng6
14. b4 b6 15. b5 Be6 16. Bxe6 Rxe6 17. c4 Nf4 18. Qb3 g5 {And now ...g4 would
win.} 19. Be3 g4 20. Nd2 h5 21. Nf1 h4 22. Qd1 Bg7 23. Bc1 (23. Qxg4 $2 Rg6 $19
) (23. Bxf4 $6 exf4 24. Qxg4 h3) 23... Rg6 24. Ne3 $1 Qd7 25. Nf5 Bf6 26. a5
Kh7 27. axb6 axb6 28. Be3 (28. Bxf4 $142 exf4 29. Ra6) 28... d5 (28... Ne6 $16)
29. Bxf4 $2 (29. cxd5 $6 Nxd5 30. Qb3 (30. exd5 Qxf5 31. Ra7 Kg8 $15) 30... Nb4
$14) (29. g3 $1 $18 {[%cal Rg3f4]} Nh3+ 30. Kf1) 29... exf4 $11 30. cxd5 Bxa1
31. Qxa1 Re8 (31... h3 $1 $11 {keeps the balance.}) 32. Nxh4 $16 Rg5 33. g3 $1
({Don't play} 33. Qf6 $6 Qxd5 34. Qxf4 (34. Nf5 $2 Qxf5 {[%mdl 64] Pin} 35. Qa1
Qe5 $19) 34... Kg8 $14) 33... f3 34. h3 ({Much worse is} 34. Qf6 $6 {[#]} Rxd5
$1 35. h3 (35. Nf5 $2 Qxf5 36. Qxf5+ Rxf5 $19 {[%mdl 64] Pin}) 35... Qe6 $1 $11
) 34... Rh5 35. Nf5 (35. Qc1 {is interesting.} gxh3 36. Qf4 Rxd5 37. Ra1 Rde5
38. Kh2) 35... Rxf5 36. exf5 {Black must now prevent Rxe8.} Rxe1+ 37. Qxe1 {
Hoping for Qe5.} Qxd5 $14 {[%mdl 4096] Endgame KQ-KQ} 38. Qe7 $1 Qxf5 39. hxg4
Qd5 40. Qf6 ({White should try} 40. g5 $1 $14) 40... Kg8 $1 $11 41. Qf5 Qb3 42.
Qxf3 Qxb5 43. Qd5 Qe8 (43... Qb1+ $1 $11 44. Kg2 Kg7) 44. g5 $16 Qe6 $2 {
[%mdl 8192] This move loses the game for Black.} (44... Qe1+ $16 45. Kg2 Qe7)
45. Qxe6 {White mates.} fxe6 {KP-KP} 46. f4 Kf7 47. Kf2 b5 48. Ke3 Kg6 49. g4
b4 50. Kd2 e5 51. fxe5 Kxg5 52. Kc2 {Weighted Error Value: White=0.09/Black=0.
28} 1-0

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.7"]
[White "Nakamura, Hikaru"]
[Black "Caruana, Fabiano"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2829"]
[BlackElo "2773"]
[Annotator "ChessBase"]
[PlyCount "28"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "900+10"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} Nc6 {
[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. O-O {[%emt 0:
00:00]} Nxe4 {[%emt 0:00:00]} 5. d4 {[%emt 0:00:00]} Nd6 {[%emt 0:00:00]} 6.
dxe5 {[%emt 0:00:00]} Nxb5 {[%emt 0:00:00]} 7. a4 {[%emt 0:00:00]} Nbd4 {
[%emt 0:00:00]} 8. Nxd4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 9. exd6 {[%emt 0:
00:00]} Nxd4 {[%emt 0:00:00]} 10. Qxd4 {[%emt 0:00:00]} Qxd6 {[%emt 0:00:00]}
11. Qe4+ {[%emt 0:00:00]} Qe6 {[%emt 0:00:01]} 12. Qd4 {[%emt 0:00:00]} Qd6 {
[%emt 0:00:00]} 13. Qe4+ {[%emt 0:00:00]} Qe6 {[%emt 0:00:01]} 14. Qd4 {
[%emt 0:00:00]} Qd6 {[%emt 0:00:00]} 1/2-1/2

[Event "FTX Crypto Cup Prelims 2021"]
[Site "Chess24"]
[Date "2021.05.18"]
[Round "15.8"]
[White "Firouzja, Alireza"]
[Black "Svidler, Peter"]
[Result "1/2-1/2"]
[ECO "A35"]
[WhiteElo "2703"]
[BlackElo "2742"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2021.05.23"]
[EventType "tourn"]
[EventCountry "NET"]
[Tiebreak "Koya+Number of black wins+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,151,17,30,18,16,12,18,10,20,10,31,0,8,9,0,-6,35,0,0,0,38,45,121,0,0,
0,0,-75,-83,-115,-130,-121,-120,-108,-111,-131,-107,-125,-119,-129,-129,-161,0,
-183,-127,-129,-130,-122,0,-122,-62,-61,-52,-39,-26,-32,-15,-15,-14,-15,0,0,0,
-2,0,0,0,0,0,0,0,0,0,0,8,0,8,8,8,8,14,8,19,19,19,19,19,8,8,8,19,8,19,19,19,19,
19,19,19,19,19,8,8,8,8,8,19,19,19,8,19,8,19,8,19,19,19,19,19,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 g6 4. e3 Nf6 5. d4 cxd4 6. exd4 d5 7.
cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bd7 11. Be2 {A35: Symmetrical English:
2 Nc3 Nc6 3 Nf3.} (11. Qxb7 $2 Rb8 $19) 11... Na5 12. Qb1 Bg7 13. Ba3 Bf8 14.
Bxf8 Kxf8 {[#]} 15. c4 $146 ({Predecessor:} 15. h4 h5 16. O-O Kg7 17. c4 Rc8
18. Ne5 Be8 19. Qe4 f6 20. Nd3 Nxc4 21. Nc5 {1-0 (66) Shchekachev,A (2515)
-Razafindratsima,T (2341) Europe Echecs INT 2021}) 15... Bc6 16. Qb4+ Kg7 17.
O-O Rc8 18. Ne5 (18. d5 $5 exd5 19. Rad1 $11) 18... b6 19. Rad1 Qg5 {[%csl Gc6]
[%cal Rg5g2]} 20. g3 Rhd8 ({Better is} 20... Rhe8 $14) 21. Qb2 ({Only move:} 
21. f4 $16 Qf5 22. d5) 21... Ba4 $36 {[%mdl 2048] Black is pushing.} 22. Rd2
Qe7 23. d5 (23. Rc1 $11 {keeps the balance.}) 23... f6 $17 24. Ng4 Nxc4 25.
Bxc4 Rxc4 26. d6 Qf7 (26... Rxd6 27. Rxd6 Rxg4 28. Qd2 $14) 27. Ne3 Rc5 28. Rc1
Rdc8 29. Re1 e5 30. f4 Re8 $2 (30... Qe6 $19 31. Nf1 Bd7) 31. Rf2 $2 (31. Ng4
$1 $11 {and White is okay.} Qd7 32. Qb4) 31... Qd7 (31... Re6 $19 32. Ng2 e4)
32. fxe5 Rcxe5 33. Rxf6 Qb5 ({Black should try} 33... Kxf6 $17 34. Nd5+ Kf7 35.
Rxe5 Qxd6 36. Qf2+ Kg7 37. Rxe8 Bxe8 38. Qd4+ Kf7 39. Qf2+ Ke6 40. Qe3+ Kxd5
41. Qxe8 Kc5 42. Qc8+ Kb5 43. Qe8+ Kb4) 34. Qd4 {[#]} (34. Qf2 $11 Rxe3 35.
Rxe3 (35. Rf7+ Kg8 $11) 35... Rxe3 36. Rf7+ {[%mdl 64] Double Attack} Kg8 37.
Rf8+ Kg7 38. Rf7+ {[%mdl 64] Double Attack} Kg8 39. Rf8+ Kg7 40. Rf7+ {[%mdl
64] Double Attack}) 34... Qc5 $1 35. Rf4 {Threatening Qxc5.} Qxd4 36. Rxd4 {
Threatens to win with d7.} Bd7 37. Rc4 Rc5 38. Rxc5 {The position is equal.}
bxc5 $11 {[%mdl 4096] Endgame KRB-KRN} 39. Rb1 Bc6 40. Nc4 Kf6 41. Na5 $1 {
[%cal Ra5c6]} Bd5 (41... Rc8 {is interesting.} 42. Nxc6 Rxc6 43. Rd1 Rc8 44.
Rd5 c4) 42. Nb7 Bxb7 ({Wrong is} 42... Bxa2 $2 {[#]} 43. d7 $1 $18 {[%mdl 512]}
) 43. Rxb7 {KR-KR} Rd8 44. Rxh7 Rxd6 45. Rxa7 Rd2 46. a4 Ra2 47. a5 (47. Rc7 {
looks sharper.} Rxa4 48. Rxc5 g5 49. Rd5 g4 50. h4) 47... c4 {...c3 is the
strong threat.} 48. Rc7 Rxa5 49. Rxc4 Ra2 50. Rf4+ Kg7 51. Rf2 Ra4 52. Kg2 g5
53. Rb2 Kg6 54. Rb6+ Kg7 55. Kf3 Kf7 56. h3 Kg7 57. Re6 Kf7 58. Re4 (58. Re3 {
looks sharper.} Kg6 59. g4 Rf4+ 60. Ke2 Rb4 61. Re6+) 58... Ra6 59. Rd4 Kg6 60.
Ke4 Re6+ 61. Kd3 Ra6 62. Rc4 Ra3+ 63. Rc3 Ra4 64. Ke3 Rb4 65. Rd3 Ra4 66. Rd6+
Kf5 67. g4+ Ke5 68. Rd3 Kf6 69. Rd6+ Ke5 70. Rh6 (70. Rd3 {feels hotter.})
70... Ra3+ 71. Kf2 Ra2+ 72. Kg3 Ra3+ 73. Kg2 Ra2+ 74. Kg3 Ra3+ 75. Kg2 Ra2+ 76.
Kg3 {Weighted Error Value: White=0.19/Black=0.15} 1/2-1/2

