[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.1"]
[White "Carlsen, Magnus"]
[Black "Donchenko, Alexander"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2862"]
[BlackElo "2668"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,137,18,26,10,10,10,14,13,16,20,10,15,19,7,16,22,35,33,39,9,0,4,6,0,
36,33,32,25,25,25,30,25,32,20,35,0,0,0,0,0,0,0,0,0,0,0,24,0,9,10,23,0,0,0,22,0,
0,0,41,0,0,0,0,0,90,0,0,0,0,-1,9,0,9,9,13,9,13,16,24,24,16,18,15,16,17,16,70,
70,70,70,66,43,40,0,0,0,0,0,0,0,9,9,9,0,9,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,
-8,-8,-8,-8,-8,-8]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3
e5 7. Nb3 Be6 8. h3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4
and 6 Be3 e5.} Nc6 9. Qf3 Rc8 10. O-O-O Na5 11. Bg5 Be7 12. Bxf6 Bxf6 13. Nd5 {
[#]} Bg5+ $146 ({Predecessor:} 13... b5 14. Nxa5 Qxa5 15. Kb1 O-O 16. Be2 Bd8
17. c3 Rb8 18. h4 Qa4 19. Rd2 a5 {1/2-1/2 (42) Roubaud,D (2559)-Jonsson,D 
(2550) ICCF email 2016}) 14. Kb1 h5 15. Be2 h4 16. Nxa5 Qxa5 17. Qb3 Qc5 18.
Bg4 Qc4 ({Wrong is} 18... Qxf2 $2 19. Bxe6 fxe6 20. Nb6 $18) 19. Bxe6 fxe6 20.
Nb6 Qxb3 21. axb3 Rc6 22. Nc4 Ke7 23. Rd3 Rf8 24. f3 Bf4 25. Rhd1 {[%cal Rc4d6]
} Rd8 26. c3 Rd7 27. Kc2 Rd8 28. Na5 Rc7 29. b4 Rdd7 (29... b6 $5 30. Nb3 $8 g5
$11) 30. Kb3 Rd8 31. Nc4 {[%cal Rc4d6]} Rc6 32. Na3 d5 33. b5 Rcd6 34. bxa6
bxa6 35. Ka4 Rb8 36. b4 {[%cal Re4d5]} (36. Nc4 $5 {[%cal Rc4d6]} Rc6 37. Na5
$11) 36... Rc6 37. Kb3 Rbc8 38. Ra1 Rc4 39. Ra2 (39. exd5 $16 exd5 40. Nb1)
39... a5 $11 40. bxa5 Rb8+ 41. Kc2 $132 {[%mdl 2048] White puts up resistance}
Rc5 42. Nb1 Rbb5 43. exd5 exd5 44. a6 Ra5 $1 {[%cal Ra5a2]} 45. Rxa5 Rxa5 {
[%mdl 4096] Endgame KRB-KRN} 46. c4 $1 Rxa6 47. cxd5 Ra2+ 48. Kb3 Rxg2 49. Nc3
Rg3 (49... Kd7 $11) 50. d6+ Kd7 51. Ne4 Rxh3 52. Kc4 {[#] Threatens to win
with Kd5.} (52. Nc5+ {is more complex.} Kc6 53. d7 Bg5 54. Ne6 Be7 55. Kc4)
52... Rh1 $1 {[%cal Rh1c1] aiming for ...Rc1+.} 53. Kd5 {Nc5+ is the strong
threat.} (53. Nc5+ {with more complications.} Kc6 54. d7 Rc1+ 55. Kb3 Bg5 56.
Ne6) 53... Rc1 {Strongly threatening ...h3.The position is equal.} 54. Nc5+ Ke8
55. Ke6 Rxc5 {KRB-KR} 56. Ra3 {White wants to mate with Ra8+.} Rc8 57. d7+ {
[%mdl 64] [#] Double Attack} Kd8 58. dxc8=Q+ Kxc8 {KR-KB} 59. Ra1 h3 60. Rh1 h2
61. Kf5 g5 62. Kg4 Kd7 63. Kh3 Ke6 64. Kg2 Kf5 65. Kh3 e4 66. fxe4+ Kxe4 67.
Kg4 Ke3 68. Rxh2 Bxh2 69. Kxg5 {Weighted Error Value: White=0.08/Black=0.11}
1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.2"]
[White "Firouzja, Alireza"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2749"]
[BlackElo "2671"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,105,20,46,10,20,12,12,0,27,16,17,25,26,16,19,15,20,13,15,11,36,0,13,
13,6,16,8,0,7,0,1,-16,0,-50,0,-3,0,0,0,0,0,0,0,0,0,0,44,0,11,0,6,0,0,-16,0,0,
13,0,23,14,17,14,14,13,17,17,21,16,17,16,15,19,20,15,15,15,15,20,27,27,27,7,20,
3,3,4,4,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. Nf3 Nf6 3. g3 Bf5 4. c4 e6 5. Nc3
Nbd7 {[#]} 6. Nh4 $146 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3
and 2...Nf6 3 Bf4.} ({Predecessor:} 6. Bg2 c6 7. cxd5 exd5 8. O-O Bd6 9. Re1
O-O 10. Nh4 Be6 11. Qd3 c5 12. dxc5 Nxc5 13. Qd4 Ncd7 14. Nxd5 Nxd5 15. Bxd5
Bc5 16. Qc4 Rc8 {0-1 (25) Hellwege,W (1845)-Poeltelt,H (1711) Radebeul 2019})
6... dxc4 7. Nxf5 exf5 8. Qa4 Bd6 9. Qxc4 O-O 10. Bg2 c6 11. Qd3 g6 12. O-O Re8
13. Rb1 Nb6 14. b4 a6 15. a3 Qd7 16. Bg5 Nfd5 17. Nxd5 Nxd5 18. Rbe1 Bc7 19.
Bd2 h5 20. Bg5 Kg7 21. Rc1 Bd8 (21... h4 {with more complications.} 22. Bxh4 f6
23. Bh3 Qf7 24. e3 Rad8) 22. Bd2 Bf6 23. e3 h4 24. a4 Nc7 25. Rfd1 Rad8 26. Be1
Rh8 27. Qb3 Qe6 28. Rd3 Rd7 29. Rb1 Rhd8 30. Qc2 Rh8 31. Rdd1 Rhd8 32. Qb3 Rh8
33. Rdc1 Re8 34. Qxe6 fxe6 35. b5 axb5 36. Ba5 hxg3 37. hxg3 e5 38. axb5 Nxb5
39. d5 {[%cal Rd5c6]} e4 40. dxc6 bxc6 41. Rxc6 Re5 42. Bb4 {With the idea Bf1.
} Rc7 43. Ra6 {next Bf1 is good for White.} Re8 44. Bf1 Nc3 {[%cal Rc3b1]} 45.
Rb3 {aiming for Bd6.} Rec8 {The position is equal.} 46. Ba5 Rc6 47. Ra7+ Kh6 $1
48. Kg2 Nd5 49. Ba6 Rh8 50. Bb7 Rh7 51. Bxc6 Rxa7 52. Ra3 Bc3 53. Bxd5 {
Not much happened in this game.  Weighted Error Value: White=0.07/Black=0.07}
1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.3"]
[White "Anton Guijarro, David"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2679"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,119,27,0,27,22,25,25,18,24,35,27,28,6,12,8,33,8,3,18,52,47,47,49,38,
34,33,33,64,72,71,71,71,75,68,70,55,84,91,85,127,130,140,121,142,143,143,149,
147,143,124,125,177,132,179,177,211,211,252,242,233,173,170,0,47,47,48,48,48,
49,49,49,51,45,45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29977,-29978,-29978,-29978,
-29974,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5.
d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. h3 {is the new trend.} Be7 {
C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} (9... Ke8 {feels hotter.} 10. Rd1
Be7 11. Nc3 Be6 12. b3 Rd8) 10. Nc3 Nh4 {Black wants to play ...Nxf3+.} 11.
Nxh4 Bxh4 {White has an edge.} 12. Be3 h5 13. Rad1+ Ke8 $1 {[#]} 14. Ne4 $5
$146 {[%mdl 8] New and interesting.} (14. Ne2 {looks sharper.} b6 15. c4 Bb7
16. c5 Be7 17. f4) ({Predecessor:} 14. Ne2 Bf5 15. Nd4 Bh7 16. f4 Rd8 17. f5
Rd5 18. Bf4 Be7 19. g4 Bc5 20. c3 {1/2-1/2 (33) Karjakin,S (2752)-Ding,L (2791)
chess24.com INT 2020}) 14... Bf5 15. Ng5 Rf8 16. Rd4 (16. Nf3 {with more
complications.} Be7 17. Nd4 Bh7 18. f4 Rd8 19. f5) 16... Bxg5 17. Bxg5 f6 18.
exf6 gxf6 19. Bh4 $36 {[%mdl 2048] White has the initiative.} Kf7 20. Rf4 Kg6
21. Re1 Bxc2 22. Re6 Bf5 23. Re3 {[%cal Re3g3]} Bb1 24. Rg3+ Kh7 25. Bxf6 {
And now Rg7+ would win.} Rf7 26. Rg5 Kh6 {[#] aiming for ...Rxf6!} 27. Be5 Raf8
(27... Bxa2 28. Rxf7) 28. Rxf7 Rxf7 $16 {[%mdl 4096] Endgame KRB-KRB} 29. f4 h4
30. Rg4 $1 Kh5 31. Bg7 $1 {[%csl Gf4][%cal Rg4g5]} Rf5 32. Bc3 $1 Bxa2 33. Be1
a5 (33... Rf7 $16 {keeps fighting.}) 34. Rxh4+ $18 Kg6 35. Bc3 a4 36. Be5 $1 b5
37. Rh8 (37. Bxc7 Rd5 $14) 37... b4 38. Rb8 ({Less strong is} 38. Bxc7 Rc5 $14)
38... c5 39. Rb5 $2 ({Don't do} 39. Bxc7 $6 Rd5 $14) (39. Kf2 $1 $18) 39... b3
(39... Rxe5 $5 40. fxe5 b3 $11) 40. Rxc5 {Threatens to win with Rc6+.} Rxe5 41.
Rxe5 $14 {KR-KB} a3 $1 {[%cal Ra3b2]} 42. bxa3 b2 43. Rb5 b1=Q+ 44. Rxb1 Bxb1 {
KB-KP} 45. Kf2 {Black should prevent a4.} (45. a4 {seems wilder.} c5 46. Kf2
Be4 47. g4 Bc6 48. a5) 45... Bc2 46. g4 c5 47. Ke3 Kf6 48. Kd2 Ba4 49. h4 {
h5 is the strong threat.} Bd7 50. f5 Ba4 51. Ke3 c4 52. Kf4 $2 {[%mdl 8192]} (
52. Kd2 $11) 52... c3 53. g5+ Kf7 54. Ke3 {[#]} c2 $2 (54... Bb5 $1 {mates} 55.
a4 Bf1 56. a5 Bc4 57. h5 Kg7 58. f6+ Kf7 59. h6 Kg6 60. f7 Kxf7 61. Kd4 {[#]}
c2 $1 62. Kxc4 c1=Q+ {[%mdl 64] Double Attack} 63. Kb4 Qc6 64. Ka3 Qb5 65. a6
Qxa6+ 66. Kb4 Kg6 67. Kc3 Kxg5 68. h7 Qh6 69. Kc4 Qxh7 70. Kd5 Qd3+ 71. Kc5 Kf5
72. Kc6 Ke5 73. Kc5 Qc3+ 74. Kb6 Kd6 75. Kb5 Qb3+ 76. Ka5 Kc7 77. Ka6 Qb6#) 55.
Kd2 $11 {The position is equal.} Kg7 56. h5 Bb3 57. Kc1 Ba4 58. Kb2 Bb3 59. Kc1
Ba4 60. Kb2 {Never resign too early!  Weighted Error Value: White=0.16/Black=0.
18} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.4"]
[White "Giri, Anish"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "D20"]
[WhiteElo "2764"]
[BlackElo "2732"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,51,31,21,30,5,33,25,44,39,43,29,18,0,0,0,5,0,0,-17,0,9,40,24,15,0,10,
10,74,42,105,104,96,101,86,88,96,102,113,121,117,8,2,0]} 1. d4 d5 2. c4 dxc4 3.
e4 e5 4. Nf3 exd4 5. Bxc4 Nc6 6. O-O Be6 {D20: Queen's Gambit Accepted: 3 e3
and 3 e4.} 7. Nbd2 {7.Bxe6 is becoming the main line.} Bd6 8. Qb3 Qd7 {White
has an edge.} 9. Qxb7 Rb8 10. Qa6 Nge7 11. a3 O-O 12. b4 {[#]} Bg4 $146 ({
Predecessor:} 12... Ng6 13. Bb2 Bh3 14. Rfc1 Bxg2 15. Kxg2 Nce5 16. Nxe5 Bxe5
17. Kf1 Rb6 18. Qxa7 {0-1 (78) Neelash,S (2334)-Donoso Diaz,S (2203) New Delhi
2019}) 13. Bb2 Bf4 (13... Rb6 $5 14. Qa4 $8 Bf4 $11) 14. Rfe1 Qd6 15. g3 Bh6 (
15... Rb6 $5 16. Qa4 $8 Bh6 $14) 16. e5 Qd7 17. Bf1 Ng6 18. Bg2 Rb6 {[#]} (
18... d3 $11 {remains equal.}) 19. Qf1 $1 $16 a5 (19... Rd8 $14) 20. b5 Bxd2
21. Nxd2 Ncxe5 22. a4 Bf5 {[#]} 23. Ne4 $1 {[%mdl 1024] White has strong
compensation.} d3 24. Rad1 Rd8 25. Bc3 (25. Re3 $16) 25... Nc4 $11 26. Nd2 {
Weighted Error Value: White=0.13/Black=0.13} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.5"]
[White "Caruana, Fabiano"]
[Black "Esipenko, Andrey"]
[Result "1/2-1/2"]
[ECO "A29"]
[WhiteElo "2823"]
[BlackElo "2677"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,0,0,8,0,0,-8,-17,-14,-5,0,0,0,3,0,0,17,12,9,9,9,17,32,26,25,19,12,
27,9,15,22,11,12,14,9,10,12,23,26,-17,-4,-19,-17,-16,-12,-21,-28,-12,-12,-26,
-26,-40,-12,-11,-9,-18,-28,-28,-9,-28,-28,-28,-28,-28,-28,-28,7,7,1,1]} 1. c4
Nf6 2. Nc3 e5 3. Nf3 Nc6 4. g3 Bb4 5. Nd5 e4 6. Nh4 d6 7. Bg2 {A29: English
Opening: Four Knights Variation with 4 g3.} O-O {And now ...g5 would win.} 8.
O-O g5 9. d4 $1 h6 ({Wrong is} 9... gxh4 $2 10. Bg5 $18) 10. Ne3 {Strongly
threatening Nhf5.} gxh4 11. a3 Ba5 {[#] Hoping for ...h3.} 12. b4 Bb6 13. c5 {
[#]} h3 $146 ({Predecessor:} 13... d5 14. gxh4 Kh8 15. Kh1 Rg8 16. f3 exf3 17.
Rxf3 Be6 18. Qf1 Nh5 19. Qf2 Ne7 {1/2-1/2 (28) Sikorsky,H (2529)-Helbich,J 
(2521) ICCF email 2018}) 14. Bh1 dxc5 15. dxc5 Qxd1 16. Rxd1 Bxc5 $1 17. bxc5
Re8 18. Bb2 Ne5 $1 19. Rd4 Neg4 20. Rf1 a5 21. a4 Ra6 22. Nxg4 Bxg4 23. f3 Be6
24. fxe4 Nd7 25. Ba3 (25. e5 $5 {[%cal Rh1b7]} Nxc5 26. Rh4 $11) 25... Ne5 26.
Rb1 (26. Bb2 {keeps more tension.} Rc6 27. Rc1 Kg7 28. Bf3 Kg6 29. Kf2) 26...
b6 27. cxb6 Rxb6 28. Rxb6 cxb6 29. Bd6 Bb3 30. Bc7 Re6 31. Bf3 Nxf3+ (31... f6
{looks sharper.} 32. Kf2 Rc6 33. Bb8 Kf7 34. Ba7 Be6) 32. exf3 $15 {[%mdl 4096]
Endgame KRB-KRB} Rc6 33. Bf4 h5 34. Kf2 Rc2+ 35. Rd2 Bxa4 36. Rxc2 Bxc2 37. Bc7
a4 38. Bxb6 Bd1 39. Bc5 Kg7 40. Ke3 {An uneventful encounter.  Weighted Error
Value: White=0.03/Black=0.03} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.6"]
[White "Grandelius, Nils"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1-0"]
[ECO "B97"]
[WhiteElo "2663"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,0,0,27,24,24,27,24,30,34,31,22,0,0,0,0,0,0,0,5,4,131,131,131,135,
136,133,131,121,117,97,106,77,131,124,118,129,184,184,162,157,209,194,530,507,
627,612,1362,1362,1120,1155,1079,978]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4
Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Qxb2 9. Rb1 Qa3 10. f5 Be7 {B97:
Sicilian Najdorf: Poisoned Pawn.} 11. fxe6 Bxe6 12. Nxe6 fxe6 {White has an
edge.} 13. Bc4 $1 {[%cal Rc4e6]} Nbd7 {...Nc5 is the strong threat.} 14. Bxe6 (
{Don't play} 14. Rxb7 Nc5 $17) 14... Nc5 15. Bb3 Rc8 16. O-O {Threatens to win
with Bxf6.} Nxb3 17. Rxb3 {[%mdl 64] Double Attack} Qc5+ 18. Be3 Qc4 19. Rf4 {
[#] Hoping for e5!} Qe6 $146 (19... Nh5 $1 $11 {keeps the balance.} 20. Rf5 Nf6
) ({Predecessor:} 19... Nh5 20. Rf1 Rf8 21. Re1 b5 22. Nd5 Qxc2 23. Qd4 Nf6 {
1/2-1/2 (48) Rothman,I (2158)-Pessoa,F (2525) ICCF email 2010}) 20. Rxb7 $16
O-O 21. h3 $36 {[%mdl 2048] Keeping Black busy.} Rb8 22. Ra7 Ra8 23. Rxa8 Rxa8
24. Nd5 Rb8 25. c4 Bd8 (25... Nxd5 $142 26. exd5 (26. cxd5 Qe5 $14) (26. Qxd5
Qxd5 27. exd5 Rb1+ 28. Rf1 Rb4 $14) 26... Rb1+ 27. Kh2 Qe5) 26. Qf2 Nd7 27. Bd4
Bg5 {[#]} (27... h6 $16) 28. Rf5 $1 $18 {[%cal Rf5g5]} Bh6 29. Kh2 Rc8 (29...
Rf8 $16) 30. Qg3 g6 $2 {[#]} (30... Re8 {is more resistant.} 31. Bc3 Rf8 32.
Rxf8+ Kxf8) 31. Qh4 $1 {[%cal Rh4h6][%mdl 512] White is clearly winning.} Bf8 {
[#]} (31... Bg7 32. Qe7) 32. Rf6 {[%mdl 512]} Qe8 {[#]} (32... Nxf6 33. Nxf6+)
33. Rxf8+ $1 {[%mdl 576] Remove Defender} Qxf8 34. Ne7+ {[%mdl 64] Double
Attack} Kf7 35. Nxc8 {Weighted Error Value: White=0.03/Black=0.41} 1-0

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.21"]
[Round "5.7"]
[White "Wojtaszek, Radoslaw"]
[Black "Duda, Jan-Krzysztof"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2705"]
[BlackElo "2743"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,53,18,37,10,11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,0,0,0]} 1.
d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.
cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nc6 12. O-O b6 13. Rad1 Bb7 14. Qf4
{D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} Qf6 {[#] The
position is equal.} 15. Qg4 $146 ({Predecessor:} 15. Qe3 Rac8 16. d5 Ne5 17.
Nxe5 Qxe5 18. f4 Qc7 19. Bb3 exd5 20. exd5 Rfe8 21. d6 Rxe3 22. dxc7 {1-0 (54)
Santiago,Y (2460)-Rodriguez,J (2395) Villa Martelli 2018}) 15... Rfd8 {[%cal
Rc6d4]} 16. d5 exd5 17. Bxd5 Ne5 18. Nxe5 Bxd5 19. Rxd5 Rxd5 20. exd5 Qxe5 $11
{[%mdl 4096] Endgame KQR-KQR} 21. Qd7 Qe8 22. Qc7 Qb8 23. Qe7 Qf8 24. Qb7 Qc8
25. Qe7 Qf8 26. Qb7 Qc8 27. Qe7 $1 {Not much happened in this game.  Weighted
Error Value: White=0.04/Black=0.01} 1/2-1/2

