[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.1"]
[White "Carlsen, Magnus"]
[Black "Firouzja, Alireza"]
[Result "1-0"]
[ECO "D53"]
[WhiteElo "2862"]
[BlackElo "2749"]
[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 11,79,14,13,17,17,17,17,15,16,10,16,25,24,19,10,20,8,13,14,13,20,15,27,
20,22,33,19,10,15,9,31,32,16,20,10,0,0,0,0,0,0,0,0,-1,2,-12,-16,-33,-27,-118,
-130,-133,-122,-126,-55,-70,-75,-128,-74,-62,1057,1057,898,863,29994,29995,
29995,29996,29996,29997]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. Bg5 h6 6.
Bh4 Be7 7. cxd5 {D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations.}
Nxd5 8. Bxe7 Qxe7 9. e4 {The position is equal.} Nxc3 10. bxc3 O-O 11. Bd3 c5
12. O-O cxd4 13. cxd4 b6 {[#]} 14. a4 $146 ({Predecessor:} 14. Rc1 Nf6 15. Qe2
Bb7 16. Rfd1 Rac8 17. h3 Rfd8 18. Rxc8 Rxc8 19. e5 {1-0 (35) Obolentseva,A 
(2324)-Girya,O (2456) Moscow 2019}) 14... Bb7 15. a5 bxa5 16. Rxa5 Nf6 17. Re1
Rfd8 18. Qa1 Qc7 19. h3 a6 20. Rc5 Qf4 {[%cal Rb7e4]} 21. Re5 Nd7 22. Ra5 Nf6 {
[%cal Rb7e4]} 23. d5 exd5 24. e5 Ne4 25. Qd4 Rdc8 26. Raa1 a5 27. Rab1 Bc6 28.
e6 fxe6 {Threatens to win with ...a4.} 29. Ne5 {Black must now prevent f3.} Qf6
30. f3 (30. Bxe4 $11 {remains equal.} dxe4 31. Nxc6 Rxc6 32. Qxe4) 30... Ng5 $1
$17 31. Rb6 Be8 32. Qe3 a4 (32... h5 $17 33. f4 Ne4 34. Bxe4 dxe4 35. Qxe4 a4)
33. Ng4 $1 $15 {[%cal Rg4f6]} Qd8 {Strongly threatening ...d4.} 34. Rxe6 ({
White should play} 34. f4 d4 35. Qe2 Qxb6 36. fxg5) 34... Nxe6 ({Better is} 
34... a3 $1 {...a2 is the strong threat.} 35. Re7 Bf7) 35. Qxe6+ $17 Bf7 $2 {
[%mdl 8192] This costs Black the game.} (35... Kh8 $15 36. Qf5 Qb6+ 37. Kf1 Bg6
$1 38. Qxg6 Qxg6 39. Bxg6 a3) 36. Nxh6+ $1 $18 gxh6 37. Qxh6 {Bh7+ would kill
now.} Qc7 38. Qh7+ {White mates.} Kf8 {[#]} 39. Qh8+ $1 Bg8 40. Qh6+ {Weighted
Error Value: White=0.07/Black=0.31} 1-0

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.2"]
[White "Wojtaszek, Radoslaw"]
[Black "Anton Guijarro, David"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2705"]
[BlackElo "2679"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,134,16,7,20,4,17,0,2,-16,29,22,22,19,20,20,19,31,25,20,82,72,81,55,
44,36,42,50,62,56,59,64,81,78,78,77,83,85,81,81,92,92,92,92,92,92,92,92,92,92,
92,92,92,92,92,92,92,92,92,92,92,92,92,51,51,51,51,41,41,41,41,41,41,41,42,41,
41,41,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,63,37,63,37,37,0,0,
0,49,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2
Be7 6. Bg2 Nbd7 7. Qc2 c6 8. O-O b6 9. Rd1 Ba6 10. b3 O-O 11. a4 h6 {E15:
Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} 12. a5
Qc8 13. Na3 c5 14. Qb2 {[#]} bxa5 $146 ({Predecessor:} 14... Rd8 15. Rac1 Qb7
16. Nc2 Ne4 17. Be1 Rac8 18. Ne3 Ndf6 19. axb6 axb6 20. cxd5 Nxd5 {1/2-1/2 (40)
Bescos Anzano,M (2522)-Sokolov,V (2465) ICCF email 2009}) 15. Bxa5 Rb8 16. Qa2
dxc4 17. Nxc4 Bb7 $1 18. Rdc1 Bd5 19. Bd2 Ne4 (19... cxd4 $11 {remains equal.}
20. Nb6 Qb7 21. Nxd5 Nxd5) 20. Bf4 $16 ({Of course not} 20. Qxa7 Bf6 $15) 20...
Rb7 21. Nfd2 Nxd2 22. Bxd5 exd5 23. Nxd2 Qd8 24. Qa6 Qb6 25. Be3 Rfb8 26. Qd3
cxd4 27. Bxd4 Bc5 28. Bxc5 Nxc5 29. Qxd5 Nxb3 30. Nxb3 Qxb3 31. Qxb3 Rxb3 32.
Rxa7 Rb1 33. Rxb1 Rxb1+ {[%mdl 4096] Endgame KR-KR} 34. Kg2 h5 35. Kf3 g6 36.
h4 Kg7 37. e4 Rb3+ 38. Kf4 Rb2 39. f3 Rb4 40. Ra5 Kf6 41. g4 hxg4 42. Kxg4 Rb1
43. h5 Rg1+ 44. Kf4 gxh5 45. Rxh5 Ra1 46. Rh6+ Kg7 47. Rd6 Ra3 48. e5 Ra4+ 49.
Kf5 Ra3 50. f4 Ra5 51. Kg5 Rb5 52. Rd7 Ra5 53. Kg4 Kf8 54. Kf5 Kg7 55. Ke4 Kf8
56. f5 Ke8 57. Rc7 Ra1 58. Kf4 {[#] Strongly threatening Kg5.} Rg1 59. Rb7 f6
60. Rb8+ Ke7 61. Rb7+ Ke8 62. e6 Rf1+ $1 {The position is equal.} 63. Ke4 {
[#] Rf7 is the strong threat.} Re1+ 64. Kd5 {Threatens to win with Rf7.} Rd1+
65. Kc4 {aiming for Rf7.} Rc1+ $1 66. Kd3 {Hoping for Rf7.} Rd1+ $1 67. Kc4 {
Black must now prevent Rf7.} Rc1+ $1 {Weighted Error Value: White=0.05/Black=0.
06} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.3"]
[White "Harikrishna, Pentala"]
[Black "Vachier-Lagrave, Maxime"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2732"]
[BlackElo "2784"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,127,15,15,15,0,18,19,19,10,22,16,29,24,18,20,35,31,29,29,38,37,46,37,
37,39,88,50,95,57,85,85,89,87,84,62,58,58,53,64,64,61,68,65,68,68,66,64,69,0,
50,0,71,51,51,56,58,41,45,27,26,26,24,7,20,30,20,4,18,18,73,68,73,70,74,73,128,
128,128,128,128,128,128,128,129,129,129,129,136,136,136,136,136,136,136,136,
136,136,136,136,136,136,136,136,136,136,136,0,136,136,136,136]} 1. e4 c5 2. Nf3
d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Be7 8. Bc4 O-O 9. O-O Be6
10. Bb3 b5 $1 {[%mdl 4] is now more promising than 10...Nc6. B90: Sicilian
Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 11. Re1 Qc7 12. Nh4
{[#]} Nbd7 $146 {The position is equal.} ({Predecessor:} 12... g6 13. Bh6 Re8
14. Re3 b4 15. Nd5 Nxd5 16. Bxd5 Bxd5 17. Qxd5 Qc6 18. Nf5 Qxd5 19. exd5 {
1/2-1/2 (28) Nisipeanu,L (2667)-Gopal,G (2578) Tegernsee 2018}) 13. Nf5 Bxf5
14. exf5 b4 15. Nd5 Nxd5 16. Bxd5 Rab8 17. Bb3 a5 18. Qf3 Nb6 19. Rad1 Bf6 20.
Bxb6 Rxb6 21. Rd5 Rc6 22. Red1 h6 23. Ba4 Rc4 24. Rxd6 Rf4 25. Qe2 Rxf5 26. g3
{Strongly threatening Qe4.} e4 27. Qxe4 Qc5 28. Qe2 Bxb2 29. Bb3 Bc3 30. R1d5
Rxd5 31. Rxd5 Qa7 32. Qd3 Be1 33. Qe2 (33. Qd4 {is interesting.} Qxd4 34. Rxd4
Kh7 35. Rd5 f5 36. Kf1) 33... Bc3 34. Qd3 Be1 $1 35. Qe3 Qxe3 36. fxe3 $14 {
[%mdl 4096] Endgame KRB-KRB} Re8 37. Rxa5 Kf8 38. Rf5 f6 39. Rf3 Bc3 40. h3 Be5
41. Kg2 Rd8 42. Rf2 Ke7 43. g4 Rd1 {[#]} (43... g5 $11 {remains equal.}) 44. c3
$1 $16 Rd3 45. cxb4 Rxe3 46. Rf3 Rxf3 ({Better is} 46... Re4) 47. Kxf3 {KB-KB}
Bc3 48. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} Bb2 49. a4 Bc3 50. b5 Kd6 51. Ke4 Kc5
52. Kf5 g5 53. Kg6 Kb6 54. Kxh6 Bb2 55. Kg6 Bc3 56. Kf5 Bd4 57. Bc2 Bb2 58. Ke6
Bc3 59. Kd5 Bd2 60. Bd3 Bc3 61. Ke6 Bb2 62. Kd5 Bc3 $1 63. Be2 Bd2 64. Ke4 {
Weighted Error Value: White=0.09/Black=0.07} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.4"]
[White "Esipenko, Andrey"]
[Black "Duda, Jan-Krzysztof"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2677"]
[BlackElo "2743"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,60,36,34,13,19,10,11,19,25,14,28,30,27,27,24,0,0,0,5,0,18,10,8,0,4,2,
17,16,22,19,26,16,26,25,27,20,27,8,8,0,0,0,4,0,4,7,8]} 1. e4 e5 2. Nf3 Nf6 3.
Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bf5 7. O-O Be7 8. Re1 O-O 9. Nbd2 {[%cal
Rd2e4] C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Nd6 $1 10.
Nf1 c6 11. Bf4 {[#] Threatens to win with Bxd6.} Bxd3 12. Qxd3 Nd7 {[#]} 13.
Qb3 $146 ({Predecessor:} 13. Ng3 Re8 14. h4 Nf8 15. h5 Ne6 16. Bd2 Ng5 17. Bxg5
Bxg5 18. Rxe8+ Nxe8 19. Qf5 {1-0 (52) Chittka,J (2319)-Fistoul,B (1938)
Dortmund 2019}) 13... Nb6 14. a4 Nbc4 15. Ne5 Nxe5 16. dxe5 Ne4 17. Ng3 Nxg3
18. Qxg3 {Bh6! is the strong threat.} Re8 19. Rad1 Qd7 20. c4 Bb4 21. Bh6 {
[%csl Gh6][%cal Rg3g7] [#]} Bf8 22. Be3 Qf5 23. cxd5 Rxe5 24. dxc6 $1 bxc6 25.
Rc1 Rae8 26. Red1 Qe4 {The position is equal.} 27. Qf4 Qxf4 $1 28. Bxf4 Re4 29.
Be3 Rxa4 30. Rxc6 Rb4 {A rather calm draw.  Weighted Error Value: White=0.05/
Black=0.03} 1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.5"]
[White "Grandelius, Nils"]
[Black "Donchenko, Alexander"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2663"]
[BlackElo "2668"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,93,16,31,14,25,16,24,8,8,8,8,10,10,2,11,17,22,22,37,31,50,47,45,35,
48,42,28,33,44,16,18,14,31,26,26,32,33,0,0,0,72,63,76,80,62,10,10,10,62,0,15,0,
58,16,16,16,16,25,75,55,55,54,75,88,85,73,73,79,278,264,1125,1129,1110,1026,
831,711,29977,29979,29978,29980,29980,29981,29980,29981]} 1. e4 e5 2. Nf3 Nc6
3. Bc4 Nf6 4. d3 Bc5 5. O-O d6 6. c3 a6 7. Re1 {C54: Giuoco Piano: 4 c3 Nf6,
main lines with 5 d4 and 5 d3.} Ba7 8. Nbd2 O-O 9. Nf1 {White has an edge.
seems to push 9.Bb3 aside.} Na5 10. Bb3 Nxb3 11. axb3 c6 12. Ng3 h6 13. h3 Be6
{[#]} 14. d4 $146 ({Predecessor:} 14. Be3 Bb8 15. b4 Bc7 16. Qd2 Kh7 17. c4 Re8
18. Rac1 a5 19. b5 a4 20. Qe2 {1-0 (51) Nurmanova,A (2026)-Mohammad Fahad,R 
(2319) chess.com INT 2020}) 14... Re8 15. Be3 d5 16. exd5 exd4 17. Bxd4 ({
Much weaker is} 17. dxe6 dxe3 18. exf7+ Kxf7 $15) 17... Qxd5 18. Bxf6 Qxd1 19.
Raxd1 {[#] aiming for Be5.} gxf6 20. b4 Red8 21. Ne4 Kg7 22. Nc5 Bxc5 23. bxc5
f5 24. Nd4 Kf6 $1 25. Ra1 a5 (25... Rd5 $11 {remains equal.}) 26. Ra4 $16 Rd5
27. b4 Ra6 28. Nxe6 (28. Rea1 $1 $14) 28... fxe6 $14 {[%mdl 4096] Endgame
KRR-KRR} 29. Rea1 Ke5 (29... e5 $11) 30. Re1+ (30. f4+ $5 Kf6 31. Rxa5 Rxa5 32.
Rxa5 $14) 30... Kf6 31. Rea1 Ke5 32. Rxa5 Rxa5 33. Rxa5 {KR-KR} Ke4 34. Ra7
Rd1+ 35. Kh2 Rd7 36. Ra1 $1 {[%cal Ra1e1] Threatens to win with Re1+.} Rd2 37.
Re1+ Kd3 38. Re3+ Kc4 39. f4 h5 $2 {A mistake that costs the game.} (39... Rf2
$16 {was called for.}) 40. Kg3 $18 ({Less strong is} 40. Rxe6 Kxc3 41. Re5 Kxb4
$16) 40... Rd3 $2 (40... Kb3 41. Rxe6 Kxc3) 41. Rxd3 Kxd3 {KP-KP} 42. Kh4 Ke3
43. g3 Kf2 44. g4 {White mates.} hxg4 45. hxg4 fxg4 46. Kxg4 Ke3 {[#]} 47. Kg5
$1 {Weighted Error Value: White=0.10/Black=0.38} 1-0

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.6"]
[White "Caruana, Fabiano"]
[Black "Van Foreest, Jorden"]
[Result "1/2-1/2"]
[ECO "D40"]
[WhiteElo "2823"]
[BlackElo "2671"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,112,28,22,26,19,22,30,20,16,17,21,20,47,0,0,0,0,0,0,2,0,-3,-3,-7,14,
0,-11,-12,-8,0,-3,-18,-17,-22,5,4,5,0,0,0,50,41,46,42,60,8,10,13,10,4,5,5,5,5,
30,18,18,0,18,18,18,18,18,18,3,2,3,0,72,77,511,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000]} 1. c4 e6 2. Nc3 d5 3. d4 c5 4. e3 Nf6 5.
Nf3 a6 6. cxd5 exd5 7. g3 {D40: Queen's Gambit Declined: Semi-Tarrasch with 5
e3.} c4 8. Bg2 Bb4 {[#]} 9. Bd2 $146 {White has an edge.} ({Predecessor:} 9.
O-O O-O 10. Bd2 Nc6 11. b3 Bxc3 12. Bxc3 Ne4 13. Qe1 b5 14. bxc4 bxc4 15. Ne5
Nxe5 16. dxe5 {1-0 (38) Zhukova,N (2338)-Barrionuevo,P (2259) Chess.com INT
2020}) 9... O-O 10. b3 Bf5 11. O-O Bd3 12. Re1 Nc6 13. Ne5 Nxe5 14. dxe5 Bxc3
15. Bxc3 Ne4 16. Bb4 Re8 17. f3 {[#]} a5 $1 18. Ba3 (18. fxe4 axb4) 18... Nc3
19. Qd2 Nb5 20. Bb2 a4 21. f4 a3 22. Bc3 Qb6 23. Bb4 Red8 24. Rac1 Be4 25. Be7
Re8 {And now ...c3 would win.} 26. Bxe4 {[%mdl 64] Overworked Piece} dxe4 27.
bxc4 Rxe7 28. Qb4 ({White should play} 28. cxb5 $14 Qxb5 29. Qd4) 28... Rc7 $11
29. Qxb5 Qxb5 30. cxb5 Rac8 31. Rxc7 Rxc7 {[%mdl 4096] Endgame KR-KR} 32. Rd1 {
[%cal Rd1d8]} g5 (32... Kf8 {with more complications.} 33. Rd8+ Ke7 34. Rb8 Ke6
35. b6 Rc1+) 33. b6 Rc6 34. Rd8+ Kg7 35. Ra8 Rc1+ 36. Kg2 Rc2+ $1 37. Kh3 gxf4
$1 ({Much worse is} 37... Rxa2 $6 38. fxg5 h6 39. gxh6+ Kxh6 40. Kg4 $18) 38.
gxf4 Rxa2 39. Kg4 Rxh2 (39... Rg2+ $11 40. Kf5 a2) 40. Rxa3 $16 {aiming for
Ra7.} Rb2 $2 {[%mdl 8192] [#]} (40... Rg2+ $16 {is more resistant.} 41. Kf5 Rb2
) 41. f5 $2 (41. Ra8 $1 $18) 41... Rg2+ $1 $11 {The position is equal.} 42. Kf4
h5 $1 {[%csl Gh5][%cal Rg2g4]} 43. Kxe4 {Strongly threatening Ra8.} h4 $1 44.
Ra1 {Rh1 is the strong threat.} h3 $1 45. Kf3 Rb2 46. Rh1 h2 47. Kg3 Rb5 $1 48.
Kf4 Rb2 49. Kf3 Kh6 50. Kf4 Rf2+ 51. Kg4 Re2 52. Kf3 Rb2 53. Kg3 Kg5 54. e6 ({
Avoid the trap} 54. Rxh2 $2 Rxh2 55. Kxh2 Kxf5 $19) 54... fxe6 55. fxe6 {
Black must now prevent e7.} Rxb6 56. Rxh2 $2 {[%mdl 8192]} (56. e7 $11 Re6 {
[%mdl 64] Double Attack} 57. Kf3) 56... Rxe6 {[%mdl 32768] Black used his
chance.  Weighted Error Value: White=0.25/Black=0.23. An unexpected result.}
1/2-1/2

[Event "83rd Tata Steel Masters 2021"]
[Site "Wijk aan Zee"]
[Date "2021.01.16"]
[Round "1.7"]
[White "Giri, Anish"]
[Black "Tari, Aryan"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2764"]
[BlackElo "2625"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.16"]
[EventType "tourn"]
[EventCountry "NED"]
[Tiebreak "Koya+Number of wins"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,25,22,31,29,30,28,27,30,19,22,12,43,43,52,52,52,52,52,52,54,46,54,
56,58,52,52,54,59,38,57,38,38,38,52,37,59,44,79,79,79,38,38,38,69,66,63,73,98,
70,124,103,108,62,115,123,180,112,105,66,58,45,60,54,120,106,137,133,133,133,
187,208,198,182,278,278,428,278,455,453,946,930,1352,1335,29993,29994]} 1. e4
e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. O-O {C65: Ruy Lopez: Berlin
Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Bg4 7. h3 Bh5 8. g4 {White
has an edge.} Nxg4 9. hxg4 Bxg4 10. Be3 Be7 {[#] next ...f5 is good for Black.}
11. Kg2 $146 ({Predecessor:} 11. Kh1 f5 12. Rg1 h5 13. Nc3 f4 14. Bd2 g5 15.
Nb1 Bc5 16. Bc3 Bxf2 17. Nbd2 {1-0 (33) Nakamura,H (2736)-Carlsen,M (2863)
chess24.com INT 2020}) 11... f5 12. Qe1 Bxf3+ 13. Kxf3 f4 14. Bd2 g5 15. Bc3
Bf6 16. Nd2 Qe7 17. Rh1 h5 $1 18. Ke2 g4 19. f3 g3 20. Kf1 h4 {And now ...h3
would win.} 21. Rh3 a5 22. a4 $1 b6 23. Kg2 c5 24. Qb1 Kf7 25. b3 Rad8 26. Nc4
Kg6 27. Qb2 Rh5 28. Rah1 Rdh8 29. Qa1 Kg7 ({Better is} 29... Qg7 $14) 30. Bb2
$16 Kg6 31. Qb1 Rd8 (31... Qd8 $14) 32. Qe1 Kg7 (32... Bg7 $16 {was called for.
}) 33. Qa1 ({White should try} 33. Qc1 $18) 33... Rdh8 34. Na3 {[%cal Bc4a3,
Ba3b5,Bb5c3,Bc3e2][%mdl 32]} Kg6 35. Nb5 Bg7 36. Nc3 Qd8 {[#]} (36... Qd6 $14)
37. Ne2 $1 {Hoping for Nxf4+!} R8h7 38. Qe1 Qd6 39. Qc3 c6 (39... Bf6 $16 {
is a better defense.}) 40. Qc4 $18 Rh8 41. Ba3 Qf6 (41... Qd7 $142 42. Bc1 R5h6
) 42. Qa6 Rb8 (42... Qd8 $142 43. Qb7 R5h6) 43. Bc1 Bh6 $2 (43... Bf8 {keeps
fighting.} 44. Qa7 Bd6) 44. Qa7 Qd8 (44... Rg8 $142 45. Qxb6 Bf8 46. Qxa5 Be7)
45. Bb2 Qc8 46. Qe7 {[%mdl 64] Double Attack} Bf8 {[#]} 47. Nxf4+ $1 {[%mdl
512] Weighted Error Value: White=0.11/Black=0.43} 1-0

