Вейк-ан-Зее 2020: шахматный турнир Tata Steel Chess

Место проведения: Вейк-ан-Зее и Эйндховен (Нидерланды)
Время проведения: 10-26 января 2020 года
Фабиано Каруана (США) - победитель Tata Steel Masters 2020 — Фабиано Каруана (США) — победитель Tata Steel Masters 2020
Вручение приза победителю Tata Steel Challengers 2020 Давиду Антону Гихарро (Испания)
Участники Tata Steel Masters 2020

Магнус Карлсен (Норвегия) — 2872
Фабиано Каруана (США) — 2822
Аниш Гири (Нидерланды) — 2768
Уэсли Со (США) — 2765
Вишванатан Ананд (Индия) — 2758
Ян-Кшиштов Дуда (Польша) — 2758
Никита Витюгов (Россия) — 2747
Владислав Артемьев (Россия) — 2731
Юй Янъи (Китай) — 2726
Алиреза Фируджа (Иран) — 2723
Джеффри Шонг (США) — 2712
Даниил Дубов (Россия) — 2683
Владислав Ковалев (Беларусь) — 2660
Йорден Ван Форест (Нидерланды) — 2644
Итоговая турнирная таблица Tata Steel Masters 2020
Участники Tata Steel Challengers 2020

Давид Антон Гихарро (Испания) — 2694
Нильс Гранделиус (Швеция) — 2673
Рауф Мамедов (Азербайджан) — 2659
Павел Эльянов (Украина) — 2650
Сурья Шехар Гангули (Индия) — 2636
Нодирбек Абдусатторов (Узбекистан) — 2635
Нихал Сарин (Индия) — 2618
Эрвин Л’Ами (Нидерланды) — 2606
Антон Смирнов (Австралия) — 2604
Ян Сметс (Нидерланды) — 2585
Винсент Кеймер (Германия) — 2527
Лукас Ван Форест (Нидерланды) — 2523
Динара Садуакасова (Казахстан) — 2519
Макс Вармердам (Нидерланды) — 2498
Итоговая турнирная таблица Tata Steel Challengers 2020
Все партии

 [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.1"] [White "Carlsen, Magnus"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "A25"] [WhiteElo "2872"] [BlackElo "2768"] [Annotator "TA"] [PlyCount "49"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,49,0,0,0,-2,-6,-3,-13,16,10,19,0,-12,-43,-43,-38,0,0,0,-1,0,0,-1,0,0,  0,0,0,0,0,0,0,0,-8,0,0,0,0,0,-3,0,0]} 1. c4 Nf6 2. Nc3 e5 3. e3 Nc6 4. Qb3 (4.  a3 g6 5. d4 exd4 6. exd4 Bg7 7. Nf3 O-O 8. d5 Re8+ 9. Be2 Ne5 10. Nxe5 Rxe5 11.  Bf4 Re8 12. Qd2 {1/2-1/2 (30) Laznicka,V (2670)-Vitiugov,N (2726) Prague 2019})  4... g6 5. Nf3 $146 ({Predecessor:} 5. d3 Bg7 6. g3 b6 7. Bg2 Bb7 8. Nf3 O-O 9.  O-O Qe7 10. e4 d6 11. Bg5 Qd7 {1-0 (44) Stripunsky,A (2561)-Shetty,A (2368)  Arlington 2015}) 5... Bg7 6. d4 {A25: English Opening vs King's Indian with ...  Nc6 but without early d3} exd4 7. exd4 O-O 8. Be2 d6 9. O-O Re8 10. h3 Ne4 {  And now ...Nxc3 would win.} 11. Nxe4 Rxe4 {[%mdl 64] [#] Double Attack} 12. Be3  Nxd4 13. Nxd4 {The position is equal.} Bxd4 14. Bf3 Rh4 15. Bxd4 Rxd4 16. Bxb7  Bxb7 17. Qxb7 Rxc4 18. Rac1 Rxc1 19. Rxc1 $11 {[%mdl 4096] Endgame KQR-KQR} c5  {...Rb8 is the strong threat.} 20. Rd1 $1 Rb8 21. Qxa7 Rxb2 {[#] Hoping for ...  Qf6.} 22. Qxc5 $1 {[%mdl 512]} dxc5 23. Rxd8+ Kg7 24. Rc8 Rxa2 25. Rxc5 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.2"] [White "Xiong, Jeffery"] [Black "Dubov, Daniil"] [Result "1/2-1/2"] [ECO "B31"] [WhiteElo "2712"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "103"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]         {[%evp 13,103,31,32,27,13,24,19,0,0,0,0,0,5,0,0,0,0,0,33,38,44,34,85,74,81,75,  85,76,85,79,80,72,82,72,78,84,96,100,97,96,102,100,93,77,80,73,108,104,103,92,  92,91,106,71,71,0,96,98,106,102,100,78,92,64,62,60,68,62,64,69,71,59,58,4,7,0,  0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 bxc6 5.  O-O Bg7 6. Re1 Nh6 7. c3 O-O 8. d3 {B31: Sicilian: 2...Nc6 3 Bb5 g6} (8. h3 f5  9. e5 Nf7 10. d4 cxd4 11. cxd4 c5 12. dxc5 Bb7 13. Na3 Qc7 14. Be3 Bxf3 15.  Qxf3 Nxe5 {1-0 (40) Giri,A (2776)-Le,Q (2713) Bucharest 2019}) 8... d6 9. h3  Rb8 10. d4 $146 ({Predecessor:} 10. Na3 f6 11. Qa4 Qc7 12. d4 cxd4 13. Nxd4 Bd7  14. Qc4+ Nf7 15. Ne6 Bxe6 16. Qxe6 {1/2-1/2 (85) Gal,H (2189)-Terbe,Z (2180)  Budapest 2018}) 10... cxd4 11. cxd4 f5 12. e5 Nf7 13. Qc2 Qa5 {[%cal Rd6e5]}  14. Bd2 Qb6 15. Bc3 f4 16. Nbd2 Bf5 17. Qa4 Bd3 (17... a6 $14) 18. exd6 exd6  19. Re7 Rb7 20. Rae1 Qa6 21. Qxa6 Bxa6 22. Rxb7 Bxb7 23. Re7 Rb8 24. Rc7 a6 25.  Nb3 c5 26. dxc5 {[#] Strongly threatening c6.} Bxf3 27. gxf3 dxc5 28. Nxc5 Bxc3  29. bxc3 $16 {[%mdl 4096] Endgame KRN-KRN} Rb1+ 30. Kg2 Nd6 31. Ne6 {And now  Rg7+ would win.} ({Don't play} 31. Nxa6 $6 Nf5 $11) 31... Nf5 32. Nxf4 Nh4+ 33.  Kg3 Nf5+ 34. Kg2 Nh4+ $1 {[#]} 35. Kh2 $1 Nxf3+ 36. Kg3 Ng5 37. Kg2 Rb2 38. Nd5  Ne4 39. Kf3 Nxf2 40. Nf6+ Kf8 41. Nxh7+ Ke8 42. Ng5 Rxa2 43. c4 (43. Rc6 $14)  43... a5 $11 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32] The position is equal.} 44. h4  a4 45. Nf7 a3 46. Nd6+ Kd8 47. Ra7 Nd3 48. Ke4 Nb4 49. Nf7+ Ke8 {aiming for ...  Rd2.} 50. Nd6+ Kd8 51. Nf7+ Ke8 {Threatens to win with ...Rd2.} 52. Nd6+ {  Accuracy: White = 71%, Black = 79%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.3"] [White "Van Foreest, Jorden"] [Black "Yu, Yangyi"] [Result "1-0"] [ECO "B22"] [WhiteElo "2644"] [BlackElo "2726"] [Annotator "TA"] [PlyCount "149"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 12,149,22,13,14,0,0,11,37,0,0,6,26,14,40,38,24,22,20,18,15,9,19,18,20,  23,16,10,25,20,30,30,35,37,40,20,19,21,75,50,56,40,48,48,99,100,100,100,96,95,  110,110,108,106,107,99,108,85,102,98,87,90,127,97,122,115,113,9,9,19,99,49,49,  50,50,75,160,0,237,241,1568,1524,1456,1538,928,1819,1826,1826,1826,1826,1818,  1675,29969,29968,29966,29972,29969,29972,29972,29973,29973,29975,29970,4427,  29937,2216,29965,29969,29966,29969,29966,29969,6604,2743,29975,29975,29982,  29983,29983,29984,29984,29983,29983,29984,29987,29988,29988,29986,29986,29987,  29987,29988,29988,29989,29989,29989,29989,29986,29988,29989]} 1. e4 c5 2. Nf3  e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Nc6 7. Be3 cxd4 {B22: Sicilian: 2 c3}  8. Nb5 $1 {[%cal Rb5c7] And now Nc7+ would win.} Qd7 (8... Qd8 9. Nbxd4 Nd5 10.  Bg5 f6 11. Nxc6 bxc6 12. Bd2 e5 13. Qc2 g6 14. Bd3 Bg7 15. O-O-O {1-0 (49)  Giri,A (2769)-Alekseev,E (2620) Moscow 2019}) 9. Nbxd4 Bd6 {The position is  equal.} 10. Nxc6 $146 ({Predecessor:} 10. Nb5 Bb8 11. Bc5 Qxd1+ 12. Rxd1 e5 13.  Nd2 a6 14. Nd6+ Bxd6 15. Bxd6 {1-0 (62) Visigalli,C (2012)-Rabczewski,A (2024)  ICCF email 2015}) 10... bxc6 11. Bd4 Bb7 12. Ne5 Qe7 13. Nc4 {Threatens to win  with Bxf6.} Bc7 14. Qb3 Ba6 15. Qa3 (15. O-O-O {seems wilder.} O-O 16. Qa3 Qxa3  17. Nxa3 Bb7 18. Bxf6 gxf6 19. g3) 15... Qxa3 16. Nxa3 Bxf1 17. Kxf1 Bb6 18.  Bxf6 gxf6 19. Ke2 Rg8 20. g3 O-O-O 21. Nc4 Kc7 22. Rad1 Rd5 23. Rd3 h5 24. Rhd1  Rgd8 (24... Bc5 $11) 25. Ne3 Bxe3 26. Kxe3 $14 {[%mdl 4096] Endgame KRR-KRR}  Re5+ 27. Kf3 Red5 (27... Rf5+ $14 28. Ke2 Re5+ 29. Kd2 Rxd3+ 30. Kxd3 Ra5) 28.  Rxd5 $16 cxd5 {KR-KR} 29. Rd4 $1 Rb8 30. b3 $1 Kd6 31. Ke3 f5 32. Ra4 Ra8 33.  Rh4 Rh8 34. h3 Ke5 35. Kd3 Kf6 36. Ra4 Ra8 37. b4 Ke5 38. Ra6 f4 39. g4 (39. a4  $16) 39... hxg4 $11 40. hxg4 f5 (40... f6 $11 {remains equal.}) 41. gxf5 Kxf5  42. a4 e5 $1 43. b5 {[%cal Bb4b5,Bb5b6,Bb6b7][%mdl 32]} e4+ 44. Kd4 $2 (44. Kd2  $1 $16) 44... Kg4 $2 {[#]} (44... Re8 $11 {and Black has nothing to worry.} 45.  Rxa7 Kg6) 45. b6 $1 $18 ({Weaker is} 45. Kxd5 e3 $11) 45... Kf3 $2 (45... Rb8)  46. Rxa7 Rb8 47. a5 Kxf2 48. Re7 f3 {[#]} 49. b7 $1 e3 50. a6 e2 51. Re6 e1=Q  52. Rxe1 Kxe1 53. a7 Rxb7 54. a8=Q {KQ-KR} Re7 {[#]} 55. Qf8 $1 {[%mdl 64] Double Attack} Re4+ 56. Kxd5 Re3 57. Qc5 (57. Kd4 $142 Ke2 58. Qf7 Rd3+ 59. Ke4  Re3+ 60. Kf4 Rxc3 61. Qa2+ Kd3 62. Kxf3) 57... Kd2 58. Kd4 {White threatens  Qg5! and mate.} Rd3+ 59. Ke4 Rxc3 60. Qf2+ Kc1 61. Kd4 Ra3 62. Kd5 Rd3+ 63. Kc4  {White mates.} Ra3 64. Qc5 Kb2 65. Qb4+ Ka2 66. Qd2+ Kb1 67. Kb4 Ra2 68. Qd1+  Kb2 69. Qxf3 Kc1 70. Qf1+ Kc2 71. Qe1 Rb2+ 72. Kc4 Ra2 73. Qe2+ Kb1 74. Qd1+  Kb2 75. Kb4 {Accuracy: White = 61%, Black = 50%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.4"] [White "Caruana, Fabiano"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "D94"] [WhiteElo "2822"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "66"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 12,66,0,-4,-11,-24,0,0,0,0,0,-4,0,0,0,-7,0,0,0,0,0,0,0,-22,-16,-26,-13,  -17,-9,-16,-30,-18,0,-4,0,-7,-8,-6,-4,-11,-2,-2,-6,-2,-2,-18,0,0,0,0,0,0,0,0,0,  0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. e3 O-O 6. Bd2 e6 7. Rc1 Nbd7 {  D94: Grünfeld: 4 Nf3 Bg7 5 e3} (7... b6 8. cxd5 exd5 9. b4 c6 10. Be2 Bb7 11.  O-O Nbd7 12. Qb3 Qe7 13. Rfd1 Rfd8 14. a4 Rab8 15. Be1 Ba8 {1/2-1/2 (39) Bu,X  (2718)-Li,C (2725) Ningbo 2018}) 8. Bd3 dxc4 9. Bxc4 c5 10. O-O b6 11. Qe2 Bb7  12. Rfd1 a6 $146 ({Predecessor:} 12... Qe7 13. Ba6 Bxa6 14. Qxa6 e5 15. dxe5  Nxe5 16. Nxe5 Qxe5 {1/2-1/2 (62) Taimanov,M-Uhlmann,W Leningrad 1973}) 13. a4  Qe7 14. Be1 Rfd8 15. b3 cxd4 16. exd4 Qd6 17. Ng5 h6 18. Nge4 Nxe4 19. Nxe4 Qe7  20. f3 Nf6 21. Bh4 Rd7 {The position is equal.} (21... g5 {keeps more tension.}  22. Nxf6+ Bxf6 23. Bf2 Qf8 24. Qd2 Rac8) 22. d5 exd5 23. Nxf6+ Bxf6 24. Qxe7  Bxe7 25. Bxe7 Rxe7 26. Bxd5 Bxd5 27. Rxd5 $11 {[%mdl 4096] Endgame KRR-KRR} Re3  28. h4 h5 29. b4 Ra3 30. a5 Ra4 31. Rc4 Rb8 32. axb6 Rxb6 33. Rdd4 Kg7 {  Accuracy: White = 80%, Black = 67%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.5"] [White "Anand, Viswanathan"] [Black "Artemiev, Vladislav"] [Result "1/2-1/2"] [ECO "B12"] [WhiteElo "2758"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "61"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 15,61,35,31,20,33,31,40,35,32,30,26,16,13,24,21,16,18,20,31,8,8,6,6,15,  9,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-42,-42,-42,-35,-35,-35,-41]} 1. e4 c6 2. d4  d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 cxd4 7. Nxd4 Ne7 8. O-O Nbc6 9. Bb5 {  B12: Caro-Kann: Advance Variation} a6 10. Bxc6+ $1 ({Of course not} 10. Nxf5  Nxf5 11. Bxc6+ bxc6 $15) 10... bxc6 (10... Nxc6 11. Nxf5 exf5 12. c3 Be7 13.  Nd2 Qd7 14. Nf3 Qe6 15. Qb3 O-O 16. Bb6 Bd8 {1/2-1/2 (40) Navara,D (2739)  -Radjabov,T (2756) Shamkir 2019}) 11. c4 {White is slightly better.} Qd7 12.  Na3 Bg6 13. Qa4 Nf5 $1 14. Nxf5 ({Not} 14. Nxc6 Bxa3 15. cxd5 (15. bxa3 $2 d4  $19) 15... Nxe3 $19) 14... Bxf5 15. Rfd1 f6 16. Rac1 Be7 17. Bf4 $146 ({  Predecessor:} 17. cxd5 cxd5 18. Qxd7+ Kxd7 {1-0 (46) Mannion,S (2313)  -Leutwyler,M (2168) Douglas 2016}) 17... Rd8 18. cxd5 cxd5 19. Qxa6 {[#] Strongly threatening exf6.} O-O $1 20. Qe2 Qa4 21. Bg3 Bxa3 22. bxa3 Qxa3 23.  h3 Ra8 24. exf6 gxf6 25. Rc6 Qxa2 26. Rxe6 Bxe6 27. Qxe6+ {[%mdl 64] [#] Double Attack} Kh8 28. Qxd5 Qxd5 {Black is slightly better.} 29. Rxd5 Kg7 30.  Bf4 Rfd8 31. Rb5 {Accuracy: White = 62%, Black = 86%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.6"] [White "Vitiugov, Nikita"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "B59"] [WhiteElo "2747"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "115"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 19,115,0,16,14,23,0,3,2,23,37,34,30,39,41,30,2,63,42,48,40,86,68,58,62,  68,75,66,44,52,65,59,50,54,56,182,57,118,117,160,159,142,79,79,85,223,163,160,  141,146,152,152,20,28,19,142,142,137,137,306,142,129,117,114,113,110,110,201,  82,108,83,83,10,10,6,10,10,10,10,15,10,27,19,28,8,8,0,3,0,8,8,8,8,8,0,5,0,18,0] } 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 e5 7. Nb3 Be7 8.  O-O O-O 9. Kh1 a5 10. Be3 Be6 (10... a4 $5 {[%cal Ra4b3]} 11. Nd2 a3 $11) 11.  Nd2 {B59: Classical Sicilian: 6 Be2 e5 7 Nb3} (11. f4 a4 12. f5 Bd7 13. Nd2 Nd4  14. Bd3 Bc6 15. b4 axb3 16. axb3 Rxa1 17. Qxa1 Nd7 18. Bxd4 exd4 {1/2-1/2 (36)  Flermoen,P (2316)-Mihajlov,S (2373) Norway 2018}) 11... d5 12. exd5 Nxd5 13.  Nxd5 Qxd5 $146 ({Predecessor:} 13... Bxd5 14. Nc4 Bxc4 15. Bxc4 Qc7 16. Qe2  Rad8 17. Rfd1 Nd4 18. Bxd4 exd4 {1/2-1/2 (31) Szukalski,A (1914)-Ponceleusz,B  (1945) Warsaw 2009}) 14. c3 a4 15. Nc4 Qe4 16. f3 Qg6 17. Nb6 Ra5 (17... Rfd8  $11 18. Nxa8 Rxd1 19. Rfxd1 a3 20. bxa3 Bxa3) 18. Bd3 $14 f5 19. Qc2 Qf7 20.  Nxa4 Bxa2 {And now ...Bb3 would win.} 21. b4 $36 {[%mdl 2048] White is more  active.} Bb3 22. Qe2 $1 Raa8 ({Not} 22... Rxa4 $2 23. Rxa4 Kh8 24. Raa1 $18)  23. Nc5 Rxa1 24. Rxa1 Bxc5 25. Bxc5 Re8 $1 26. h3 Qe6 (26... h6 $14) 27. Re1 (  27. Ra3 $18 {Hoping for Rxb3!} Kh8 28. c4) 27... Kh8 (27... Qf7 $14) 28. Rb1 $1  $16 Ra8 29. b5 Nb8 30. Rxb3 (30. Bg1 $142) 30... Qxb3 31. Qxe5 Qf7 (31... Nd7  $16 {was worth a try.} 32. Qxf5 {[%mdl 64] Double Attack} Nf6) 32. Qxf5 Qxf5  33. Bxf5 $18 {[%mdl 4096] Endgame KRN-KB} Ra5 {[#]} 34. c4 $1 {Black must now  prevent Bd6.} Nc6 35. Bd6 (35. Be6 $16) 35... Nd4 $11 36. Be4 Ra4 (36... b6 $1  $11 {keeps the balance.}) 37. Bxb7 Rxc4 38. b6 Rc1+ 39. Kh2 Rb1 40. Bc5 Ne6 41.  Be3 Nd8 42. Be4 Rb3 {[#]} (42... Rb5 $16 {was necessary.} 43. Bd4 Kg8) 43. Bf2  (43. Bc5 $1 $18 {is more deadly.}) 43... Rb2 44. Bg3 Kg8 45. Bd5+ (45. Be5 $16  Rb5 46. Bc7) 45... Kf8 46. Bd6+ Ke8 47. Be5 Rxb6 {aiming for ...Rb5.} 48. Bxg7  Ne6 49. Be5 Kf7 50. f4 {Threatens to win with f5.} Rb5 51. Bf3 (51. Bc6 {  seems wilder.} Rb6 52. Bf3 Ke7 53. Kg3 Nc5 54. Bd4) 51... Nf8 {The position is  equal.} 52. Bd4 Ne6 53. Be5 Nf8 54. Kg3 Ng6 55. Bc3 Ne7 56. Be5 Ng6 57. Bc3 Ne7  58. Be5 {Accuracy: White = 51%, Black = 48%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.11"] [Round "1.7"] [White "Firouzja, Alireza"] [Black "Kovalev, Vladislav"] [Result "1-0"] [ECO "C92"] [WhiteElo "2723"] [BlackElo "2660"] [Annotator "TA"] [PlyCount "71"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 30,71,5,10,57,73,97,87,104,125,136,144,146,168,158,138,166,171,206,214,  237,226,245,229,246,240,259,251,268,259,257,225,653,647,619,548,1061,1098,1051,  995,2222,2125,1901,1767]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7  6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Nbd2 Bf8 12. a4 h6 13.  Bc2 exd4 14. cxd4 Nb4 15. Bb1 c5 16. d5 c4 {C92: Closed Ruy Lopez: 9...Be6,  Karpov and Flohr-Zaitsev Variations} (16... Nd7 17. Ra3 c4 18. axb5 axb5 19.  Nd4 Rxa3 20. bxa3 Nd3 21. Bxd3 cxd3 22. Bb2 Nc5 23. Re3 Qa5 24. Kh2 b4 25. N4b3  Qa4 26. axb4 Qxb4 27. Nxc5 dxc5 {0-1 (41) Huschenbeth,N (2624)-Bu,X (2721)  Douglas 2019}) 17. Nd4 Nd7 $146 ({Predecessor:} 17... Qb6 18. N2f3 Nd7 19. a5  Qc7 20. Qd2 Qc5 21. Qc3 Ne5 22. Nxe5 dxe5 23. Nf5 Kh7 24. Be3 {1-0 (43)  Kotenko,P (2394)-Garifullina,L (2132) Taganrog 2019}) 18. axb5 {Nc6 is the  strong threat.} axb5 {White is better.} 19. Rxa8 Bxa8 20. Nxb5 Qb8 21. Na3 Nd3  {[#]} 22. Re3 $1 Nxc1 23. Qxc1 g6 24. Naxc4 Bg7 25. Ra3 Qc7 26. b4 Bb7 27. Bd3  Rb8 28. Qd1 Bc8 29. Qa4 Ne5 30. Nxe5 Qc1+ $2 (30... dxe5 31. Nc4 Bf8) 31. Bf1  $18 {White is clearly winning.} Bxe5 32. Nc4 Bd4 33. Qe8+ Kg7 34. Rf3 {[%csl  Ge8][%cal Rf3f7]} f6 35. Qe7+ {[%mdl 64] [#] Double Attack} Kg8 36. Qd8+ {  Accuracy: White = 97%, Black = 15%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.1"] [White "Yu, Yangyi"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [ECO "B56"] [WhiteElo "2726"] [BlackElo "2872"] [Annotator "TA"] [PlyCount "61"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 23,61,22,30,30,31,27,2,0,29,29,23,27,19,25,30,7,10,10,13,5,7,7,7,8,7,0,  9,0,27,4,8,0,6,0,16,0,7,0,17,0]} 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 Nc6 10. Bb3 Na5 11. Bg5 Nxb3 12.  axb3 Be6 13. Bxf6 {B56: Classical Sicilian: Unusual Lines} Bxf6 14. Nd5 Rc8 15.  c4 (15. c3 Bg5 16. Nxg5 Qxg5 17. Ne3 Rfd8 18. Qd3 h5 19. b4 {1/2-1/2 (40)  Palac,M (2581)-Kozul,Z (2630) Zagreb 2015}) 15... Bg5 16. Nxg5 Qxg5 17. Qd3 {  [#]} Bxd5 $146 ({Predecessor:} 17... Kh8 18. Qe3 h6 19. Rfd1 Rc5 20. Qxg5 hxg5  {1/2-1/2 (51) Wacker,P (2299)-Neverov,V (2502) Bad Wiessee 2015}) 18. Qxd5 Rc6  19. Rfd1 Rfc8 20. Rd3 Qe7 21. g3 g6 22. Rad1 Qc7 23. Rc3 Kg7 24. Kg2 Re8 25.  Qd3 Rb8 26. Rdc1 h5 {The position is equal.} 27. h4 Qe7 28. Rd1 Qc7 29. Rdc1  Qe7 30. Rd1 Qc7 31. Rdc1 {Accuracy: White = 32%, Black = 70%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.2"] [White "Artemiev, Vladislav"] [Black "Vitiugov, Nikita"] [Result "1-0"] [ECO "A17"] [WhiteElo "2731"] [BlackElo "2747"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,99,8,9,13,7,14,0,0,0,0,-1,0,12,11,10,4,26,33,31,45,43,30,22,35,44,31,  29,35,39,20,41,41,86,85,79,76,108,52,65,45,51,39,91,90,165,68,95,71,95,91,87,  81,119,106,188,178,185,135,226,217,289,297,258,274,401,403,407,338,414,277,411,  406,418,416,410,407,428,436,434,395,417,388,385,368,354,356,500,497,473,484,  466,445]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 dxc4 (4... Be7 5. b3 O-O 6. Bb2  c5 7. cxd5 exd5 8. d4 Nc6 9. Be2 Ne4 10. dxc5 Bf6 11. Nd4 Qa5 12. Rc1 Nxc5 13.  Nxc6 bxc6 14. O-O Ne4 15. Qc2 Nxc3 16. Bxc3 Bxc3 17. Qxc3 Qxa2 {1/2-1/2 (31)  Duda,J (2758)-Predke,A (2676) Moscow 2019}) 5. Bxc4 a6 6. O-O {A17: English  Opening: 1...Nf6 with ...Bb4} b5 7. Be2 Bb7 8. a4 $146 {The position is equal.}  ({Predecessor:} 8. b3 Nbd7 9. Bb2 c5 10. Rc1 Be7 11. a4 b4 12. Nb1 {1-0 (51)  Lysyj,I (2630)-Fakhrutdinov,T (2460) Yaroslavl 2018}) 8... b4 9. Nb1 {[%cal  Bc3b1,Bb1d2,Bd2b3][%mdl 32]} c5 10. d3 Nc6 11. Nbd2 Be7 12. e4 a5 13. Nb3 c4  14. dxc4 Nxe4 15. Qxd8+ $1 Rxd8 16. Be3 O-O 17. Bb6 Ra8 18. Rfd1 Rfc8 19. Kf1  Nf6 20. Rac1 Bd8 21. Bxd8 Nxd8 22. Ne5 Kf8 23. Rd6 (23. c5 $16) 23... Ra7 24.  Rcd1 Nc6 25. f4 Ba8 (25... Raa8 $14) 26. Bf3 $36 {[%mdl 2048] White is really  pushing.} Nxe5 (26... Rac7 $16) 27. fxe5 (27. Rd8+ $1 $18 Rxd8 28. Rxd8+ Ne8  29. fxe5 (29. Bxa8 Ke7 $11) 29... Bxf3 30. gxf3) 27... Bxf3 28. gxf3 Ne8 29.  R6d4 Ke7 30. Ke2 g6 31. c5 $1 Ng7 {[#]} (31... h6 $16 {is a better defense.})  32. Rd6 $1 $18 Nf5 33. Rb6 f6 {[#]} (33... Ke8 $16) 34. f4 $1 g5 35. exf6+ Kxf6  36. fxg5+ Kxg5 (36... Kf7 {might work better.} 37. Rc1 Ke7) 37. Rxe6 Rf7 38.  Re4 Rc6 39. Rg1+ Kh5 (39... Kf6 $142 40. Rc1 Re7) 40. Kd3 {Played: Re4-e5} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.3"] [White "Dubov, Daniil"] [Black "Kovalev, Vladislav"] [Result "1-0"] [ECO "A19"] [WhiteElo "2683"] [BlackElo "2660"] [Annotator "TA"] [PlyCount "77"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 11,77,6,20,4,0,0,6,-2,15,-2,49,37,37,30,62,48,36,25,45,43,53,34,54,56,  56,4,21,12,30,22,29,32,34,30,86,88,147,143,138,142,160,170,252,239,262,269,252,  187,322,339,343,314,513,507,655,665,641,664,664,650,654,652,662,614,689,658,  627,659]} 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} (7. Qe4 f6 8. Nf3 fxe5  9. Nxe5 Nf6 10. Qe3 Qa5 11. Nxc6 bxc6 12. Bd3 Bd6 13. h3 Ba6 14. O-O Qe5 15.  Qxe5 Bxe5 {1/2-1/2 (79) Anton Guijarro,D (2667)-Albornoz Cabrera,C (2566)  Havana 2019}) 7... d6 8. Nf3 Nge7 9. exd6 {The position is equal.} Ng6 10. Qe4  $146 {aiming for c5.} ({Predecessor:} 10. Qg5 Bxd6 11. Qxd8+ Kxd8 12. Bg5+ f6  13. O-O-O Ke7 14. Nb5 Bc5 {1/2-1/2 (28) Hu,J (2120)-Booth,S (2142) Parramatta  2008}) 10... Qxd6 (10... Bxd6 $11 11. Be3 Bb4) 11. Bd2 $14 Be7 12. O-O-O f5 13.  Qe1 O-O 14. h4 Bf6 15. Kb1 Qe7 16. Bg5 (16. h5 $5 {[%cal Rh5g6]} Nge5 17. Nxe5  Nxe5 18. h6 $11) 16... Bd7 17. c5 Rad8 18. h5 (18. Rd6 $14) 18... Nge5 $1 $11  19. Nxe5 Bxg5 20. Nxd7 Rxd7 21. Rxd7 Qxd7 22. Bc4 $36 {[%mdl 2048] Black is  under pressure.} Kh8 (22... Re8 $11 {keeps the balance.}) 23. Qxe6 $16 Qxe6 (  23... Qe7 $142) 24. Bxe6 Be7 {[#]} 25. Na4 $1 Rd8 26. Bxf5 Rd2 (26... Rd4 $142)  27. Bc8 $18 b5 28. cxb6 axb6 29. Re1 Rxf2 (29... b5 {keeps fighting.}) 30. Bb7  ({But not} 30. Nxb6 Kg8 $18) 30... Nd4 31. a3 Bf8 $2 (31... Re2 {was called  for.} 32. Rxe2 Nxe2 33. Nxb6 Bc5) 32. Re8 {White is clearly winning.} g5 33. h6  Rf6 {[#]} 34. Nxb6 $1 {[%mdl 512]} Rxh6 (34... Rxb6 35. Rxf8#) 35. Nd7 Kg7 36.  Nxf8 Rd6 37. Be4 h5 38. Nh7 g4 39. Re5 {Accuracy: White = 78%, Black = 39%.}  1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.4"] [White "Duda, Jan-Krzysztof"] [Black "Firouzja, Alireza"] [Result "1/2-1/2"] [ECO "D20"] [WhiteElo "2758"] [BlackElo "2723"] [Annotator "TA"] [PlyCount "78"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 10,78,-16,-8,0,-20,-20,-35,-21,-10,26,-55,0,0,0,0,-3,-6,0,0,-9,-13,-7,  -25,-25,-25,-18,-32,-25,-25,-23,-24,-35,-27,-38,-17,-16,-164,-170,-190,-169,  -177,-139,-156,-77,-80,-87,-87,-8,-8,-8,-14,-8,-6,-2,-17,0,0,0,0,0,0,0,0,0,0,0,  0,45,62,70]} 1. d4 d5 2. c4 dxc4 3. e4 e5 4. Nf3 exd4 5. Qxd4 Qxd4 6. Nxd4 Bc5  {D20: Queen's Gambit Accepted: 3 e3 and 3 e4} 7. Nb5 Na6 8. Bf4 Nf6 {Strongly  threatening ...c6.Black is slightly better.} 9. N1c3 Ng4 $146 ({Predecessor:}  9... c6 10. Nd6+ Bxd6 11. Bxd6 Be6 12. f3 O-O-O 13. O-O-O Nd7 14. Be2 f6 15.  Rd2 Ndc5 16. e5 f5 {0-1 (63) Korobov,A (2700)-Dominguez Perez,L (2732) Berlin  2015}) 10. Bg3 (10. f3 $11 c6 11. Nd6+ (11. fxg4 cxb5 12. Nxb5 Bxg4 $11) (11.  Bxc4 Nf2 $11) 11... Bxd6 12. Bxd6) 10... O-O (10... c6 $15 11. Nd6+ Bxd6 12.  Bxd6 Be6) 11. Bxc4 $11 c6 12. Nd6 b5 13. Bb3 $132 {[%mdl 2048] White puts up  resistance} Nxf2 14. Rf1 Nd3+ $1 15. Kd2 {[%cal Rf1f7]} Nxb2 {Threatening ...  Be6.} 16. Rab1 {[#]} Nc4+ $1 17. Nxc4 (17. Bxc4 bxc4) 17... bxc4 18. Bxc4 {  With the idea Rxf7!} Rd8+ 19. Kc2 $1 Nb4+ 20. Kb3 {And now a3 would win.} Be6  21. Bxe6 fxe6 22. Rbd1 Be7 23. Kc4 (23. Bc7 $11 Rdc8 24. Rd7) 23... Nc2 $19 24.  Rxd8+ Rxd8 25. Rf3 Rd7 {...Na3+ is the strong threat.} 26. Ne2 Rd2 (26... g5  $142 27. Kc3 Na3) 27. Nf4 $17 {[#]} e5 $1 {[%cal Re5f4]} 28. Nd3 Na3+ ({Reject  } 28... Rxg2 $6 29. Nxe5 Na3+ 30. Kb3 $11) ({Black should play} 28... Re2 $17  29. Nxe5 Rxe4+ 30. Kd3 {[#]} Rxe5 $1 {[%mdl 512]} 31. Bxe5 Ne1+ {[%mdl 64] Double Attack} 32. Ke2 Nxf3 33. Kxf3 Kf7) 29. Kb3 $11 Nb5 {( -> ...Nd4+)} 30.  Bxe5 Rxg2 31. Rg3 Rxg3 32. Bxg3 {[%mdl 4096] Endgame KBN-KBN} Nd4+ 33. Kc4 Nf3  34. Bb8 a5 35. a4 $1 Nd2+ 36. Kd4 Nb3+ 37. Kc4 $1 {[%cal Rc4b3]} Nd2+ {[%mdl  64] Double Attack} 38. Kd4 g5 39. Ne5 {[%mdl 1024] White has compensation.} Bf6  {Accuracy: White = 66%, Black = 54%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.5"] [White "Xiong, Jeffery"] [Black "Van Foreest, Jorden"] [Result "1-0"] [ECO "B52"] [WhiteElo "2712"] [BlackElo "2644"] [Annotator "TA"] [PlyCount "71"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 21,71,18,18,17,32,31,44,41,31,29,37,33,37,27,35,29,43,-24,87,70,112,99,  93,103,159,155,159,170,166,62,64,55,59,64,70,49,52,0,52,37,388,331,486,481,475,  480,461,473,522,433,417,396]} 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 {B52: Sicilian: Moscow Variation with 3...Bd7} Rfc8 13. b3 $1 b5 14. cxb5 {  White is slightly better.} Ne5 15. Qd2 d5 $1 {[#]} 16. Nxd5 $146 ({Predecessor:  } 16. Nc6 Nxc6 17. bxc6 Rxc6 18. Rad1 Rac8 19. Nxd5 Nxd5 20. exd5 {1/2-1/2 (48)  McShane,L (2675)-Van Foreest,J (2632) Germany 2019}) 16... Nxd5 17. exd5 {  Strongly threatening b6.} axb5 18. Rad1 b4 19. Qe2 ({Better is} 19. Ne2 $14)  19... Rc3 (19... Bf6 $11 {remains equal.}) 20. Bf2 Bf6 21. Nb5 Rcc8 {[#]} 22.  d6 $1 Rab8 {[#]} (22... Ra5 $142) 23. Nc7 $1 $16 {[%cal Rc7d5] Hoping for Nd5.}  exd6 24. Nd5 Bd8 25. f4 ({White should play} 25. Rfe1 $18) 25... Ng4 $1 $14 26.  Bd4 {And now Rfe1 would win.} Rb5 27. Qf3 Qf5 28. Rfe1 $40 {[%cal Re1e8][%mdl  128] Black needs to defend precisely.} Bh4 29. Bb2 (29. h3 $14 h5 30. Ba1 (30.  hxg4 hxg4 31. Ne7+ Bxe7 $17) 30... Rxd5 31. Rxd5) 29... Bf2+ (29... Qc2 $11 30.  Ne7+ Bxe7) 30. Kh1 {aiming for Ne7+.} Bh4 $2 {[%mdl 8192]} (30... Kf8 $1 $14  31. Re2 Bc5) 31. g3 $18 Nf2+ (31... Kf8 {was called for.}) 32. Qxf2 Rxd5 33.  gxh4 Rxd1 34. Rxd1 Rc2 35. Qd4 {[%csl Gb2][%cal Rd4h8]} f6 36. Rc1 {Accuracy:  White = 71%, Black = 40%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.6"] [White "Giri, Anish"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "E32"] [WhiteElo "2768"] [BlackElo "2822"] [Annotator "TA"] [PlyCount "126"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 13,126,0,0,0,0,0,12,0,0,0,0,0,12,12,14,0,19,20,26,27,33,27,25,33,34,30,  35,34,34,35,35,35,60,35,35,35,35,35,35,31,40,22,19,8,11,8,6,8,9,0,0,1,1,1,7,7,  6,6,35,35,35,35,37,37,35,40,40,39,43,43,43,18,18,17,23,17,19,18,19,8,8,8,8,8,  30,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,8,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2.  c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. e4 d5 6. e5 Ne4 7. Bd3 c5 8. Nf3 {E32:  Nimzo-Indian: Classical (4 Qc2): 4...0-0} cxd4 9. Nxd4 Nd7 10. Bf4 Qh4 11. g3  Qh5 12. O-O g5 13. cxd5 {[#]} gxf4 $146 ({Predecessor:} 13... Nxc3 14. dxe6 {  1/2-1/2 (44) Li,C (2720)-Ni,H (2674) China 2017}) 14. dxe6 Nxc3 15. exd7 Bxd7 {  [#] ...Ba4 is the strong threat.} 16. bxc3 Rac8 17. Qd1 Qxd1 18. Raxd1 Bxc3 19.  Bf5 Rcd8 {[#] Strongly threatening ...Bxd4.} 20. Bxd7 Rxd7 21. Nf5 Rxd1 22.  Rxd1 fxg3 23. hxg3 Bxe5 $14 {[%mdl 4096] Endgame KRB-KRN} 24. Rd7 b6 25. Rxa7  h5 26. Ra6 Rb8 27. Kg2 Kh7 28. Kf3 Bc3 29. Ra7 Kg6 30. Ne7+ Kg7 31. Rc7 Bf6 32.  Nf5+ Kg6 33. Ne3 Bd4 34. Nd5 Ra8 35. Nf4+ Kf6 36. Nxh5+ Kg5 37. Nf4 Ra3+ 38.  Ke4 Ra4 39. Kd5 {And now Rc4 would win.} Kg4 40. Rc2 Bc5 41. Rd2 Kf5 42. Ng2  Ra5 43. Kc6 Ke4 44. Ne1 Ra3 45. Rc2 f5 46. Kd7 {Threatens to win with Ke6.} f4  47. gxf4 Kxf4 48. Ke6 Kg5 49. Kd5 Kf5 {The position is equal.} 50. Re2 Ra4 51.  Kc6 Ra3 52. Nc2 Rf3 53. Ne3+ Ke4 54. Kb5 Kd3 55. Rb2 Bd4 56. Rb3+ Ke4 57. Nd1  Rf5+ 58. Kc4 Rc5+ 59. Kb4 Ra5 60. f3+ Kf4 61. Nc3 Bxc3+ 62. Kxc3 Rxa2 63. Rxb6  Kxf3 {Accuracy: White = 76%, Black = 84%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.12"] [Round "2.7"] [White "So, Wesley"] [Black "Anand, Viswanathan"] [Result "1-0"] [ECO "C54"] [WhiteElo "2765"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "51"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 15,51,22,28,0,0,-24,34,27,14,5,45,42,46,35,35,31,62,65,73,68,69,54,48,  63,38,83,83,91,81,61,211,88,243,245,302,296,290,217]} 1. e4 e5 2. Nf3 Nc6 3.  Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 O-O 7. h3 a6 8. Bb3 Be6 9. Bc2 {C54: Giuoco  Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (9. Nf1 Bxb3 10. axb3 d5 11.  Qc2 Qd7 12. b4 dxe4 13. dxe4 Bxb4 14. cxb4 Nxb4 15. Qc4 Nd3+ 16. Ke2 Rfd8 {  1-0 (65) Savchenko,B (2577)-Kramnik,V (2753) Moscow 2019}) 9... d5 10. Ng5 dxe4  $146 (10... Nxe4 $11 11. Ndxe4 dxe4) ({Predecessor:} 10... Nxe4 11. Ndxe4 dxe4  12. O-O e3 13. Nxh7 exf2+ 14. Kh2 Kxh7 15. Qh5+ Kg8 16. d4 f5 17. dxc5 {  1/2-1/2 (61) Claridge,J-Marcotulli,G (1958) ICCF email 2002}) 11. Nxe6 $14 {  White is slightly better.} fxe6 12. dxe4 Bxf2+ 13. Kxf2 {And now Kg3 would win.  } Ng4+ $1 {[%mdl 64] Discovered Attack (Double check)} 14. Kg1 Ne3 15. Qe2 Nxc2  16. Rb1 N6d4 17. cxd4 Qxd4+ 18. Kh2 Rf2 $1 {[%cal Rf2e2]} 19. Qg4 {Threatens  to win with Nf3.} Ne3 20. Qxe6+ Kh8 {[%csl Ge3][%cal Rf2g2]} 21. Rg1 {Hoping  for Nf3.} Qd3 {( -> ...Qe2)} 22. Qxe5 Raf8 {[#]} (22... Nxg2 $1 $14 23. Kh1 (  23. Rxg2 Rxg2+ 24. Kxg2 Qe2+ 25. Kg1 Qe3+ 26. Kg2 Qe2+ 27. Kh1 Qe1+ 28. Kg2  Qe2+ $11) 23... Qxh3+ 24. Qh2 Qxh2+ 25. Kxh2 Ne3+ 26. Kh1 Re8) 23. Qg3 ({  Less strong is} 23. Qxc7 Nxg2 24. Qg3 (24. Rxg2 $2 Rxg2+ 25. Kxg2 Qe2+ 26. Kg3  Qe3+ 27. Kg4 h5+ {[%mdl 64] Decoy} 28. Kxh5 Qxh3+ 29. Kg5 Rf2 $19) 24... Nf4+  25. Kh1 Qxg3 $14) (23. Qg5 $1 $18) 23... Qe2 $2 {[#]} (23... R8f6 $16) 24. b4  $1 $18 Rxg2+ 25. Rxg2 Nxg2 26. Qg4 {Accuracy: White = 62%, Black = 53%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.1"] [White "Carlsen, Magnus"] [Black "Xiong, Jeffery"] [Result "1/2-1/2"] [ECO "D41"] [WhiteElo "2872"] [BlackElo "2712"] [Annotator "TA"] [PlyCount "112"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 20,112,41,8,7,6,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-24,-8,-25,0,-27,-27,  -27,-42,-57,-57,-59,-59,-59,-59,-59,-59,-63,-53,-70,-8,-53,-36,-47,-47,-48,-51,  -41,-61,-64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,  0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 Nxd5 6. e4  Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bd3 Nc6 {D41:  Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} 12. Bc2 Qe7 13. O-O Rd8 14.  Qe3 (14. Rad1 b6 15. Rfe1 Bb7 16. d5 Na5 17. d6 Qf8 18. e5 Bxf3 19. Qd3 {  1/2-1/2 (58) Fedoseev,V (2677)-Hou,Y (2664) Jinan 2019}) 14... b6 15. Rfd1 Bb7  16. Rac1 Rac8 17. h4 $146 ({Predecessor:} 17. Bb1 Na5 18. h3 Nc4 19. Qb3 {  0-1 (44) Vovk,O (2127)-Smith,T (2252) Helsingor 2015}) 17... Na5 18. Bd3 h6 19.  g4 Nc6 20. Bb1 Qd7 21. Kh2 Qd6+ 22. Kg1 Na5 23. Bd3 Rxc1 24. Rxc1 Nc6 {[%cal  Rc6d4]} 25. Bb5 Nxd4 26. Qxd4 Qxd4 27. Nxd4 Rxd4 $15 {[%mdl 4096] Endgame  KRB-KRB} 28. f3 {Threatening Rc7.} a6 $1 {[%cal Ra6b5]} 29. Bf1 {Black should  prevent Rc7.} Rd7 30. a4 Kf8 (30... f6 $15) 31. Kf2 Ke7 32. Rb1 Rd6 33. e5 Rc6  34. Bd3 g5 35. h5 Bc8 ({Better is} 35... a5 $15) 36. Ke3 $11 {The position is  equal.} Rc5 37. f4 $1 Ra5 38. Rxb6 gxf4+ 39. Kxf4 Rxa4+ 40. Kf3 $1 Ra3 41. Ke4  f6 42. Rb8 Bd7 43. Rb7 {[#] aiming for exf6+.} fxe5 {And now ...Kd6 would win.}  44. g5 $1 {[%cal Rg5h6]} hxg5 {Hoping for ...Kd6.} 45. h6 $1 {[%cal Rh6h7]} Kd6  {Strongly threatening ...Bc6+.} 46. Rb6+ Bc6+ 47. Rxc6+ $1 Kxc6 {KR-KB} 48. h7  Ra4+ 49. Kxe5 Rh4 50. Kf6 g4 51. Kg5 Rh2 {Threatens to win with ...g3.} 52.  Kxg4 Kd5 (52... Kd6 $5 53. Bg6 $8 Rh6 $11) 53. Bg6 {Black must now prevent Bh5.  } Rh6 54. Kg5 {[#]} Rxh7 $1 {[%mdl 512]} 55. Bxh7 e5 56. Kg4 Kd4 {Accuracy:  White = 86%, Black = 75%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.2"] [White "Kovalev, Vladislav"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "B51"] [WhiteElo "2660"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "64"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,64,23,15,16,23,19,21,20,49,58,64,64,53,52,35,49,69,45,36,7,37,26,21,  27,28,37,37,50,48,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,325,0,0,0,0,0,0,0,0]}  1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. Re1 {B51: Sicilian:  Moscow Variation (3 Bb5+) without 3...Bd7} e6 7. c3 b5 8. a4 (8. Bc2 c4 9. a4  Bb7 10. d4 cxd3 11. Qxd3 Nc5 12. Qe2 bxa4 {1/2-1/2 (24) Amin,B (2683)  -Nepomniachtchi,I (2767) Moscow 2019}) 8... c4 9. Bf1 Bb7 10. axb5 $1 axb5 11.  Rxa8 Qxa8 12. Na3 {[%cal Bb1a3,Ba3c4,Bc4d6][%mdl 32]} b4 $146 ({Predecessor:}  12... Bxe4 13. Nxb5 {1-0 (34) Benitez Lozano,J (2270)-Ruiz Sanchez,O (2455)  Leon 2017}) 13. Nxc4 (13. Nb5 $5 {[%cal Rb5c7]} Qa5 14. Bxc4 $14) 13... Bxe4  14. d4 Be7 15. Bf4 Bxf3 16. Qxf3 Qxf3 17. gxf3 d5 18. Nd6+ Kf8 $1 19. Ra1 {  [#] Strongly threatening Ra8+.} g5 $1 {[%cal Rg5f4]} 20. Bg3 bxc3 21. bxc3 {  Hoping for Ra8+.} Kg7 22. Ra7 Bxd6 23. Bxd6 Rc8 24. Bb5 Nf8 25. Be5 Ng6 26. Bd7  $1 {[%cal Rd7c8]} Rxc3 27. Bxe6 $1 Nxe5 28. dxe5 $11 {KRB-KRN} Rc1+ 29. Kg2 Nh5  $1 {[%cal Rh5f4] [#] ( -> ...Nf4+). The position is equal.} 30. Rxf7+ Kh8 {  And now ...Nf4+ would win.} 31. Rf8+ Kg7 32. Rf7+ $1 Kh8 {Accuracy: White =  85%, Black = 78%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.3"] [White "Anand, Viswanathan"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "C65"] [WhiteElo "2758"] [BlackElo "2768"] [Annotator "TA"] [PlyCount "42"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,42,26,31,11,22,14,16,8,7,0,13,3,23,24,24,15,30,23,29,30,40,37,60,49,  41,48,68,53,73,58,60,36,33,41,96]} 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} Nd7 (6... Be6 7. O-O Nd7 8. Nb3  Bb6 9. Ng5 Bxb3 10. axb3 f6 11. Nf3 Nf8 12. Nd2 Qd7 13. Nc4 Ne6 {1/2-1/2 (62)  Anand,V (2756)-Giri,A (2779) Amsterdam 2019}) 7. Nc4 f6 8. c3 {The position is  equal.} Nb6 $146 ({Predecessor:} 8... O-O 9. O-O Re8 10. d4 exd4 11. cxd4 Bf8  12. Re1 Nb6 13. Nxb6 axb6 {1/2-1/2 (44) Nepomniachtchi,I (2773)-So,W (2760)  Kolkata 2019}) 9. Na5 Bd6 10. b4 c5 11. a3 O-O 12. Be3 Nd7 13. O-O b6 14. Nc4  Be7 15. d4 exd4 16. cxd4 cxb4 17. axb4 Kh8 18. Bd2 Nb8 19. d5 f5 {White is  slightly better.} 20. exf5 Qxd5 21. Ne3 Qd3 {Accuracy: White = 45%, Black =  64%.} (21... Qd6 $14) 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.4"] [White "Vitiugov, Nikita"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C83"] [WhiteElo "2747"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "76"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 23,76,23,13,12,12,15,18,20,13,15,14,14,10,25,24,18,30,26,26,26,26,26,26,  27,24,27,22,29,22,22,35,35,35,35,35,35,35,0,35,35,35,35,77,77,110,22,22,15,15,  0,0,0,15,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7.  Bb3 d5 8. dxe5 Be6 9. c3 $146 ({Predecessor:} 9. Be3 Be7 {1/2-1/2 (37) Bacrot,  E (2715)-Gozzoli,Y (2592) Agen 2017}) 9... Be7 10. Be3 O-O 11. Nbd2 Bg4 12.  Nxe4 dxe4 13. Qd5 {C83: Open Ruy Lopez: 9 c3 Be7} Qxd5 14. Bxd5 exf3 15. Bxc6  fxg2 16. Rfe1 Rad8 17. a4 b4 18. cxb4 Bxb4 19. Rec1 Bd2 20. Bxd2 Rxd2 21. b4 {  [%cal Bb2b4,Bb4b5,Bb5b6,Bb6b7][%mdl 32]} f6 22. b5 a5 $1 23. Bxg2 fxe5 24. Rxc7  Bf3 $1 25. Bxf3 Rxf3 $11 {[%mdl 4096] Endgame KRR-KRR} 26. Rf1 Rf4 27. b6 {  [#] aiming for b7.} Rb2 28. b7 {And now Rd1 would win.} Rf7 29. Rc8+ Rf8 30.  Rxf8+ Kxf8 $14 {KR-KR} 31. Re1 Rxb7 {Black wants to play ...Rb4.} 32. Rxe5 Rb4  33. Rxa5 Kf7 {[#]} 34. Kg2 (34. Ra6 $1 $16) 34... h5 $11 {The position is  equal.} 35. Kg3 Rg4+ 36. Kf3 Rh4 37. Kg3 Rg4+ $1 38. Kf3 Rh4 {Accuracy: White  = 79%, Black = 81%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.5"] [White "Firouzja, Alireza"] [Black "Artemiev, Vladislav"] [Result "1-0"] [ECO "B12"] [WhiteElo "2723"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "67"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 11,113,5,10,-12,0,0,0,0,0,-46,14,0,64,48,62,59,65,65,59,56,49,35,57,75,  83,79,86,74,111,74,107,105,112,107,107,100,139,128,237,239,414,412,588,595,590,  590,599,389,373,213,454,456,700,683,697,599,666,683,653,650,781,485,485,482,  467,452,450,403,381,375,393,399,383,368,429,429,403,429,388,310,387,375,12837,  12840,12838,12839,10972,12237,29975,29976,29979,29980,29981,29982,29983,29984,  29984,29985,29985,29986,29985,29986,29987,29988]} 1. e4 c6 2. d4 d5 3. e5 Bf5  4. h4 h5 5. c4 e6 6. Nc3 Ne7 7. Nge2 {B12: Caro-Kann: Advance Variation} Nd7 8.  Ng3 Bg6 9. Bg5 {The position is equal.} Qb6 10. Rc1 (10. Na4 $5 {[%cal Ra4b6]}  Qc7 11. Nc3 $11) 10... dxc4 (10... Qxb2 $15 11. Bd3 dxc4 12. Bxg6 Nxg6) 11.  Bxc4 $11 Nf5 (11... Rd8 $11 12. Na4 Qa5+ 13. Bd2 Qc7) 12. O-O $146 ({  Predecessor:} 12. Nxf5 Bxf5 13. O-O {1-0 (42) Sutovsky,E (2673)-Muzychuk,M  (2540) Caleta 2018}) 12... Be7 13. Nxf5 Bxf5 14. Bxe7 $1 Kxe7 15. Qd2 Qd8 16.  Nd1 {Hoping for Qb4+.} Nb6 17. Ne3 Kf8 18. Nxf5 exf5 19. Bb3 Qxh4 20. Rfe1 {  Strongly threatening e6.} Rh6 {[#]} 21. e6 $1 {[%cal Re6f7]} fxe6 22. Bxe6 Re8  23. Bxf5 {Rxe8+ is the strong threat.} Rxe1+ 24. Rxe1 {aiming for Qb4+.} Qd8 (  24... Nc4 $16 25. Qb4+ Nd6) 25. Qd3 $18 {Threatens to win with Bg6.} Kf7 $2 (  25... Nd5 {was necessary.} 26. Qf3 Kg8 27. Be6+ Kh8) 26. Qf3 {White threatens  Be6+! and mate.} Qf6 (26... Kg8 $142 27. Be6+ Rxe6 28. Rxe6 Qd7) 27. Qb3+ Kf8  28. Qa3+ Qd6 {...Qxa3 would now be nice for Black.} 29. Qe3 {[%csl Ge1][%cal  Re3e8]} Qd8 30. Qe4 $40 {[%mdl 128] Black is in trouble.} (30. Qf3 $142 {  Bg6+ would kill now.} Nd5 31. Bg6+ {[%mdl 64] Discovered Attack} Nf6 32. Re8+  Qxe8 33. Bxe8 Kxe8 34. Qb3) 30... Rf6 $2 (30... Nd5 {might work better.} 31.  Be6 h4 32. Qf3+ (32. Bxd5 cxd5 33. Qf5+ Rf6 $16) 32... Nf6) 31. Bg6 Kg8 (31...  Rxg6 $142 32. Qxg6 Nd5 33. Qxh5 Qd7) 32. Qh4 Qd5 33. Re8+ Rf8 {[#]} 34. Re5 {  Played: Qh4-e7} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.6"] [White "Van Foreest, Jorden"] [Black "Dubov, Daniil"] [Result "1-0"] [ECO "B22"] [WhiteElo "2644"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "92"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 22,92,14,18,20,0,0,0,0,0,0,0,16,11,28,52,38,35,47,37,50,29,107,99,104,  97,125,108,150,127,132,141,137,153,267,183,217,162,259,259,409,408,429,392,392,  183,1182,1128,939,274,738,659,2487,2471,2468,2506,2506,2362,2268,2071,29985,  29986,29986,29987,29987,29988,29988,29989,29989,29990,29990,29991,29991]} 1. e4  c5 2. Nf3 Nc6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 d5 8. exd6 Qxd6  9. O-O g6 10. Na3 ({Predecessor:} 10. b3 Bg7 {1/2-1/2 (31) Tarmak,M (2060)  -Kele,K (2012) LSS email 2013}) 10... Bg7 11. b3 cxb3 12. axb3 O-O {B22:  Sicilian: 2 c3} 13. d4 $146 (13. Nc4 Nxc4 14. bxc4 Be6 15. Qe2 Qc5 16. Ra4 Na5  17. d4 Qc7 18. Bd3 Rac8 19. Bf4 Qxf4 20. Rxa5 {1/2-1/2 (31) Piorun,K (2633)  -Wojtaszek,R (2750) Warsaw 2018}) 13... Bg4 14. h3 Bxf3 $1 {The position is  equal.} 15. Qxf3 e5 16. Nb5 Qd7 17. Rd1 a6 18. d5 Nb4 19. Na3 Nxc2 20. Nxc2  Rac8 21. c4 f5 (21... e4 $11 22. Qxe4 Rfe8) 22. Ba3 $1 $36 {[%mdl 2048] Black  is under strong pressure.} Rf7 23. Rac1 Re8 24. c5 e4 25. Qe2 $1 Nc8 {[#]} ({  Don't blunder} 25... Nxd5 $2 26. Qc4 $18) 26. Qc4 $1 Na7 {[#]} 27. Nd4 $1 {  [%cal Bc2d4,Bd4e6,Be6g5][%mdl 32]} f4 (27... Qc8 $16 28. Bb2 Nb5) 28. Ne6 Nb5  29. Bb4 e3 (29... Bh6 {might work better.} 30. Qxe4 f3) 30. Ng5 $18 {Black  must now prevent c6.} exf2+ (30... Qf5 $142 31. Nxf7 Re4) 31. Kxf2 {c6 is the  strong threat.} Qf5 32. Nxf7 Re4 33. c6 (33. Qc2 $142 Kxf7 34. c6 Rxb4 35.  Qxf5+ gxf5 36. c7) 33... Kxf7 $2 (33... Rxc4 34. Rxc4 (34. bxc4 f3 $14) 34...  bxc6 35. dxc6 Kxf7) 34. cxb7 Rxc4 35. bxc4 $2 (35. Rxc4 Qe5 36. Re1 Qb2+ 37.  Kf1) 35... Qe5 $2 (35... Be5) 36. cxb5 {And now d6 would win.} Qb2+ 37. Kf1 Be5  38. d6 f3 39. gxf3 Qb3 40. Ke2 ({Not} 40. b8=Q Qxf3+ 41. Ke1 Qe3+ 42. Kf1 Qf3+  43. Kg1 (43. Ke1 Qe3+ 44. Kf1 Qf3+ $11) 43... Qe3+ 44. Kh1 Qf3+ 45. Kg1 Qe3+  46. Kh1 Qf3+ 47. Kg1 $11) 40... Qe6 41. Rc7+ {White mates.} Kf6 42. b8=Q Bf4+ {  [#]} 43. Kd3 $1 Qd5+ {[#]} 44. Kc2 $1 Qa2+ 45. Kc3 Be5+ 46. Kd3 Qb3+ {Accuracy:  White = 95%, Black = 47%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.13"] [Round "3.7"] [White "Caruana, Fabiano"] [Black "Yu, Yangyi"] [Result "1-0"] [ECO "C43"] [WhiteElo "2822"] [BlackElo "2726"] [Annotator "TA"] [PlyCount "96"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 12,96,0,0,0,0,0,4,2,-4,-4,0,0,-14,25,18,12,22,21,18,21,0,0,0,0,0,0,0,0,  0,0,0,10,11,22,0,0,0,23,23,25,23,22,29,39,47,54,47,76,57,47,41,98,97,103,100,  96,98,113,65,65,70,123,49,150,163,6099,6099,6099,6099,6079,6087,6079,6086,6085,  6079,5629,5852,5629,5629,5085,4134,29961,29961,5356,5118,29978]} 1. e4 e5 2.  Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Nd7 6. O-O Nxe5 7. dxe5 Nc5 {C43: Petroff  Defence: 3 d4} 8. Be3 c6 (8... Nxd3 9. Qxd3 c6 10. Nd2 Be7 11. f4 g6 12. c3 c5  13. Rad1 Bf5 14. Qb5+ Qd7 15. Qxd7+ Kxd7 {0-1 (48) Jones,G (2622)-Gelfand,B  (2719) Hengshui 2019}) 9. f4 Nxd3 {The position is equal.} 10. Qxd3 g6 11. Nc3  b6 12. Rad1 $146 ({Predecessor:} 12. Ne2 Bg7 13. Ng3 O-O 14. c3 c5 15. Rad1 {  0-1 (54) Goryachkina,A (2518)-Ju,W (2575) St Petersburg 2018}) 12... Bg7 13. b4  Bf5 14. Qe2 Qc8 15. h3 O-O 16. g4 Be6 17. b5 f5 {[%cal Rf5g4]} 18. exf6 Bxf6  19. Bd4 Bxd4+ 20. Rxd4 cxb5 21. Nxb5 Bd7 {...Qc5 is the strong threat.} 22.  Rxd5 Bxb5 23. Rxb5 Qc3 24. Rb3 Qc5+ 25. Kg2 Rae8 26. Qd2 Re4 27. Rf2 Qc6 28.  Kg3 Rc4 29. Rd3 Rf7 30. Rd6 Qc5 {[#]} 31. f5 $1 {[%mdl 512] Threatens to win  with Rd8+.} Qe5+ (31... Rf8 $14) (31... gxf5 32. Rd8+) 32. Kg2 $16 {Strongly  threatening Rd8+.} Rc3 33. Rf3 $36 {[%mdl 2048] White has strong initiative.}  Rxf3 34. Kxf3 {[%mdl 4096] Endgame KQR-KQR} Re7 35. Rd5 Qe4+ 36. Kg3 Kg7 (36...  gxf5 $14 37. Rxf5 Qe3+ 38. Qxe3 Rxe3+ 39. Rf3 Re4) 37. Rd6 (37. c4 $16) 37...  Qe5+ ({Black should try} 37... gxf5 $14 38. Qh6+ Kg8 39. Rd8+ Re8 40. Rxe8+  Qxe8) 38. Kh4 {aiming for f6+.} gxf5 $2 (38... Kf7 39. Rd5 Qf6+ 40. Kg3 Qc6)  39. Qh6+ $18 Kg8 40. Rd8+ Re8 {[#]} 41. Rd7 $1 {[%mdl 512]} Re7 {[#]} 42. Qg5+  $1 Kf7 43. Rxe7+ ({Not} 43. Qh5+ Kf8 $18) 43... Qxe7 44. Qxe7+ Kxe7 45. gxf5 {  KP-KP} Kf6 46. Kg4 Ke5 47. Kg5 b5 48. c3 Kd5 {Accuracy: White = 74%, Black =  57%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.1"] [White "Van Foreest, Jorden"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [ECO "C58"] [WhiteElo "2644"] [BlackElo "2872"] [Annotator "TA"] [PlyCount "89"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,89,29,22,25,27,38,0,6,15,56,48,50,68,54,56,60,62,70,75,73,64,54,68,  71,72,77,69,71,69,72,70,73,74,80,45,80,82,74,72,83,64,95,91,99,35,20,36,40,26,  12,-13,-12,-12,0,0,0,0,0,0,0,0,0,-13,0,0,0,0,0,-11,-14,-7,-6,-14,0,-6,0,-14]}  1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Ng5 d5 5. exd5 Na5 6. Bb5+ c6 7. dxc6 bxc6 8.  Bd3 Nd5 {C58: Two Knights: 4 Ng5 d5 5 exd5 Na5 sidelines} 9. Nf3 Bd6 10. Nc3 (  10. O-O O-O 11. Re1 f5 12. b4 Nxb4 13. Nxe5 Bxe5 14. Rxe5 Nxd3 15. cxd3 Qd4 16.  Rxa5 Qxa1 {1/2-1/2 (31) Vovk,A (2616)-Demchenko,A (2661) Fagernes 2019}) 10...  O-O 11. Be2 Nf4 12. O-O $1 Bg4 13. d3 Nxe2+ 14. Qxe2 f5 15. h3 Bh5 16. g4 $146  ({Predecessor:} 16. Qe3) 16... fxg4 {[#]} 17. Ng5 $1 Qd7 18. Nce4 Be7 {next ...  h6 is good for Black.} 19. Ng3 Bg6 20. Qxg4 Qxg4 21. hxg4 c5 22. N5e4 Nc6 23.  Be3 Nd4 24. Rac1 Rac8 25. Kg2 c4 26. Bxd4 exd4 27. f3 Rc6 28. b3 Ba3 29. Rce1 (  {Don't play} 29. bxc4 $6 Bxc1 30. Rxc1 Ra6 $11) (29. dxc4 $16 {And now Rcd1  would win.} Bxc1 30. Rxc1) 29... cxd3 30. cxd3 a5 31. Rf2 Bc1 32. Nd2 {The  position is equal.} Bxd3 {[#]} 33. Nc4 $1 {[%mdl 512]} Bf4 (33... Bxc4 34. Rxc1  ) 34. Ne5 Rc3 {Threatens to win with ...Ba6.} 35. Nxd3 Rxd3 36. Nf5 g6 37. Re4  Bg5 38. Ne7+ Kh8 39. Nc6 Be3 40. Re2 Rd1 41. Nxa5 Rg1+ 42. Kh2 Rc1 43. Kg2 {  Strongly threatening Nc4.} Rg1+ 44. Kh2 Rc1 45. Kg2 {Accuracy: White = 66%,  Black = 67%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.2"] [White "Yu, Yangyi"] [Black "Anand, Viswanathan"] [Result "1/2-1/2"] [ECO "D38"] [WhiteElo "2726"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "63"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 10,63,7,8,37,27,26,24,35,23,23,23,24,14,24,0,8,11,12,0,0,1,35,13,16,0,0,  0,0,0,1,7,8,5,10,10,13,10,10,12,19,18,17,9,10,12,10,7,8,8,14,12,23,8,10,0]} 1.  d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. Qb3 c5 6. dxc5 Nc6 {[#] White must now  prevent ...d4. D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4)} 7.  Bg5 dxc4 (7... Qa5 8. Bxf6 dxc4 9. Qxc4 gxf6 10. Rc1 Qxc5 11. Qh4 Ke7 12. g3  Bxc3+ 13. Rxc3 Qb4 14. Qxb4+ Nxb4 {1/2-1/2 (37) Fedoseev,V (2677)-Vidit,S  (2721) Moscow 2019}) 8. Qxc4 h6 {White has an edge.} 9. Bxf6 (9. Rd1 {with  more complications.} Qa5 10. Bxf6 gxf6 11. Rc1 Bxc5 12. e3) 9... Qxf6 10. e3  Qe7 $146 ({Predecessor:} 10... e5 11. a3 Be6 12. Qb5 Bxc3+ 13. bxc3 O-O 14. Be2  {1-0 (30) Zanan,E (2493)-Sorensen,H (2364) Sitges 2019}) 11. Rc1 Qxc5 12. Qb3  Qb6 13. a3 Bxc3+ 14. Qxc3 O-O $1 15. Bd3 Ne7 16. O-O Nd5 17. Qc2 Bd7 18. Ne5  Bb5 19. Rfd1 Bxd3 20. Rxd3 {[#] Threatens to win with Nd7.} Qd6 21. Nf3 {  Strongly threatening e4.} Qe7 22. h3 Nb6 23. Qc7 Qf6 24. Qxb7 Rfb8 25. Qa6 Qxb2  26. Rdc3 Nd5 27. R3c2 Qb7 28. Rc6 Qxa6 29. Rxa6 Rb6 30. Ra5 a6 31. Nd4 Rab8 32.  g3 {Accuracy: White = 46%, Black = 67%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.3"] [White "Dubov, Daniil"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "E04"] [WhiteElo "2683"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "45"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 11,45,40,33,0,0,0,0,0,0,0,0,-10,-8,-22,-23,-16,23,0,10,12,5,7,3,8,11,9,  28,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. O-O  Nc6 7. Qc2 {E04: Open Catalan: 5 Nf3} (7. Nbd2 b5 8. b3 Rb8 9. Bb2 cxb3 10.  Nxb3 Be7 11. Rc1 Bb7 12. Ne1 Na7 13. Bxb7 Rxb7 14. Nd3 O-O {1/2-1/2 (41) Vidit,  S (2722)-Nakamura,H (2741) Kolkata 2019}) 7... Nxd4 8. Nxd4 Qxd4 9. Nd2 c3 10.  bxc3 Qc5 11. Rb1 Be7 12. Ne4 Nxe4 13. Bxe4 h6 $146 ({Predecessor:} 13... c6 14.  Rd1 Qh5 {1/2-1/2 (32) Jakovlev,O (2346)-Chekmasov,S (2366) ICCF email 2013})  14. c4 O-O 15. Be3 Qe5 16. Bxb7 Bxb7 17. Rxb7 Bg5 18. Ba7 Rfd8 19. f4 (19. e3  $5 {[%cal Rf2f4]}) 19... Qd6 {The position is equal.} 20. fxg5 {aiming for Qd3.  } Rxa7 $1 {[%mdl 64] [#] Decoy} 21. Rxa7 Qb6+ 22. e3 {Hoping for Qf2.} Qxa7 23.  Qf2 {Accuracy: White = 61%, Black = 75%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.4"] [White "So, Wesley"] [Black "Firouzja, Alireza"] [Result "1-0"] [ECO "D27"] [WhiteElo "2765"] [BlackElo "2723"] [Annotator "TA"] [PlyCount "94"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 16,94,31,20,33,38,35,30,30,18,36,19,20,22,25,26,28,17,12,20,20,26,54,49,  48,49,49,50,50,45,48,49,54,36,45,41,35,45,37,40,35,41,47,47,43,46,112,113,114,  112,127,129,122,79,80,80,80,80,80,80,110,118,1077,1066,973,972,850,793,591,527,  1181,1167,1533,1316,1368,1302,5085,2362,5093,2131,1850]} 1. d4 d5 2. c4 dxc4 3.  Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. b3 cxd4 8. Nxd4 Be7 9. Bb2 O-O {  D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4} 10. Be2 Bd7  11. Nd2 Nc6 {White has an edge.} 12. Rc1 (12. Nc4 Rc8 13. Rc1 Nd5 14. Nxc6 Bxc6  15. Ne5 Bb5 16. Bxb5 axb5 17. Qe2 {0-1 (40) Esipenko,A (2642)-Firouzja,A (2723)  Moscow 2019}) 12... Rc8 13. N4f3 $146 ({Predecessor:} 13. Nc4 b5 14. Nxc6 Bxc6  15. Qxd8 Rcxd8 16. Ne5 Be4 17. Rfd1 Rxd1+ 18. Bxd1 Rd8 19. Kf1 h6 20. a4 bxa4  21. bxa4 Bb7 {1/2-1/2 (21) Cusicanqui,M (2405)-Morley,P (2368) ICCF email 2017}  ) 13... b5 14. a3 Qb6 15. Rc2 e5 16. Bd3 Rfd8 17. Qe2 Bg4 18. Rfc1 Na7 {  [%cal Bc6a7,Ba7c8,Bc8d6][%mdl 32]} 19. Rxc8 Rxc8 20. Rxc8+ Nxc8 21. h3 Bxf3 $1  22. Qxf3 Qd8 23. Qe2 Qd5 24. Bc2 Nd6 25. Qd3 Qxd3 26. Bxd3 Nd7 27. g4 g6 28.  Ne4 Nxe4 29. Bxe4 $14 {[%mdl 4096] Endgame KBB-KBN} Nc5 30. Bc2 e4 ({Better is  } 30... Bf6 $14) 31. b4 $16 Nd3 32. Bc3 Kf8 33. Kf1 f5 34. Ke2 Bd8 35. Bxd3  exd3+ 36. Kxd3 {gxf5 is the strong threat. KB-KB} Kf7 37. e4 fxg4 38. hxg4 g5  $2 {[%mdl 8192] [#]} (38... h5 $16) 39. Kd4 $1 $18 {[%cal Rd4c5] White is  clearly winning.} Bb6+ 40. Kd5 Bxf2 41. Kc6 Ke6 42. Kb7 Kd7 43. Kxa6 Kc6 44. e5  Be3 45. e6 Bc1 {[#]} 46. a4 $1 {[%mdl 512]} bxa4 47. Be5 Kd5 {Accuracy: White  = 95%, Black = 36%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.5"] [White "Xiong, Jeffery"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "E39"] [WhiteElo "2712"] [BlackElo "2822"] [Annotator "TA"] [PlyCount "71"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 26,71,0,0,31,30,23,29,19,0,0,0,0,0,0,0,0,0,11,0,7,0,0,0,0,0,0,0,33,28,  28,18,17,16,30,0,38,25,71,31,29,-67,-68,-75,-75,-82,-82,-92]} 1. d4 Nf6 2. c4  e6 3. Nc3 Bb4 4. Nf3 $146 ({Predecessor:} 4. Qc2 O-O {1/2-1/2 (43) Nakamura,H  (2781)-Caruana,F (2799) London 2017}) 4... O-O 5. Qc2 c5 6. dxc5 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 Nd7 {E39: Nimzo-Indian: Classical:  4...c5 5 dxc5 0-0} 15. Bf4 {aiming for Ng6!} Nxe5 16. Bxe5 Bd6 {White has an  edge.} 17. Rfe1 Rb8 18. Rad1 Bxe5 $1 19. Qxe5 Qxe5 20. Rxe5 b6 21. c5 Ba6 22.  c6 Rbc8 23. Bf3 Rc7 24. Rd4 Re8 25. a4 Kf8 26. Re1 $36 {[%mdl 2048] White has  the initiative.} Bc8 27. a5 bxa5 28. Re5 Ke7 29. Rxa5 Rd8 30. Rb4 a6 (30... Rd3  $5 {[%cal Rd3f3]} 31. Kg2 Rxc3 $11) 31. Kg2 Ra7 32. c4 Kd6 33. Rb7 (33. Kf1 $11  ) 33... Bxb7 $15 34. cxb7 Kc7 35. c5 Rxb7 {[#] Hoping for ...Rb2.} 36. Rxa6 {  Accuracy: White = 51%, Black = 74%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.6"] [White "Giri, Anish"] [Black "Vitiugov, Nikita"] [Result "1/2-1/2"] [ECO "D02"] [WhiteElo "2768"] [BlackElo "2747"] [Annotator "TA"] [PlyCount "59"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 10,59,12,5,6,3,14,0,0,-5,0,-5,8,13,8,0,0,-1,14,6,18,4,4,3,4,7,29,15,12,  9,40,41,40,26,35,31,70,46,35,48,43,35,38,33,40,41,51,7,8,0,0,0]} 1. Nf3 d5 2.  d4 Nf6 3. Bf4 e6 4. e3 Bd6 5. Nbd2 Bxf4 6. exf4 O-O {D02: 1 d4 d5 2 Nf3  sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 7. c3 (7. Bd3 Qd6 8. g3 b6  9. Qe2 a5 10. a4 c5 11. c3 Ba6 12. Bxa6 Nxa6 13. O-O Nb8 14. Ne5 {1/2-1/2 (52)  Carlsen,M (2872)-Wang,H (2756) Moscow 2019}) 7... b6 8. h4 c5 9. h5 $146 ({  Predecessor:} 9. Ne5 Qd6 10. a3 Ne4 11. Bd3 Nxd2 12. Qxd2 Ba6 13. Bxa6 Nxa6 {  1-0 (52) Krzyzanowski,M (2491)-Petrov,N (2593) Zadar 2018}) 9... h6 10. Ne5 Bb7  11. Ndf3 Nc6 12. Nxc6 Bxc6 13. Bd3 Rc8 14. Qe2 Rc7 15. a3 Ba4 16. Kf1 Bb3 17.  Kg1 Qd6 18. Qd2 a5 19. Re1 Rb8 20. Rh3 Ba4 21. Bb1 Ne4 22. Qe3 b5 23. dxc5 (23.  Bxe4 {with more complications.} dxe4 24. Qxe4 b4 25. dxc5 Qxc5 26. axb4 axb4  27. Ne5) 23... Qxc5 24. Nd4 b4 25. axb4 axb4 26. Bxe4 dxe4 27. Qxe4 Bd7 28. g4  Rbc8 29. Ree3 Qa5 30. Kh2 {Accuracy: White = 73%, Black = 69%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.14"] [Round "4.7"] [White "Artemiev, Vladislav"] [Black "Kovalev, Vladislav"] [Result "1-0"] [ECO "E51"] [WhiteElo "2731"] [BlackElo "2660"] [Annotator "TA"] [PlyCount "87"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 11,87,-6,-2,-5,0,2,14,0,0,0,0,0,0,-2,0,0,5,-19,14,18,22,18,27,31,33,33,  43,18,22,16,31,22,44,14,16,16,18,15,8,0,0,0,0,0,0,0,5,8,4,0,14,0,0,-8,0,-25,  -24,-25,0,0,68,50,32,46,35,35,43,38,639,628,604,578,5589,4977,5326,116,5193,  2538]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bd2 O-O 5. Nf3 b6 6. e3 d5 7. Rc1 {  E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5} Ba6 8. Qa4 c5 9. cxd5 {  The position is equal.} Bxf1 10. Rxf1 exd5 11. Ke2 Nbd7 $146 ({Predecessor:}  11... a6 12. dxc5 bxc5 13. Rfd1 Nbd7 14. a3 Bxc3 15. Bxc3 {1-0 (59) Wang,Y  (2699)-Bluebaum,M (2642) Dortmund 2017}) 12. Rfd1 Qe7 13. Kf1 Rfc8 14. Qa6 Qe6  15. Ne2 {[#] And now Bxb4 would win.} Bxd2 16. Nxd2 Qf5 17. h3 Nf8 18. Nf3 Qd7  19. Ne5 Qc7 20. Kg1 Ne6 21. Rc2 Rab8 22. Qb5 a6 23. Qxa6 Ra8 24. Qd3 Rxa2 25.  Qf5 Rca8 26. Nc3 Ra1 27. Rcd2 cxd4 28. exd4 Rxd1+ 29. Rxd1 Re8 30. Nf3 (30. Ng4  {seems wilder.} Nxg4 31. hxg4 Nxd4 32. Qxd5 Ne6 33. Qb5) 30... Qc4 31. g4 h6  32. h4 {Black should prevent g5.} Qb3 33. Rd2 b5 {[#] aiming for ...b4.} 34. g5  hxg5 35. hxg5 Nh7 (35... b4 $11 36. gxf6 bxc3 37. bxc3 g6) 36. Nxd5 {Black  must now prevent g6.} g6 37. Nf6+ Nxf6 38. Qxf6 {Strongly threatening d5.} Qd5  39. Re2 Rd8 $2 {[%mdl 8192]} (39... Rf8 $14) 40. Rxe6 $18 fxe6 41. Ne5 {  White threatens Qf7+ and mate.} Rf8 42. Qxg6+ Kh8 43. Qh6+ Kg8 44. Ng6 {  Accuracy: White = 62%, Black = 50%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.1"] [White "Carlsen, Magnus"] [Black "Dubov, Daniil"] [Result "1/2-1/2"] [ECO "B31"] [WhiteElo "2872"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "93"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,93,15,20,15,14,23,17,41,11,22,22,25,18,24,24,18,0,0,0,1,0,0,-41,-38,  -27,-33,-38,-37,-32,-37,-49,-6,-11,-11,-17,-11,-11,-8,-7,0,-8,-8,-8,-8,-13,-39,  -45,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,  -8,-8,-8,0,-8,-8,-8,-8,-8]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5  6. Bxc6 dxc6 7. d3 Qe7 8. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Nf6 {B31: Sicilian:  2...Nc6 3 Bb5 g6} (8... Nh6 9. h3 O-O 10. Be3 f6 11. Nbd2 Nf7 12. Nb3 b6 13. a5  Be6 14. Nfd2 f5 15. exf5 gxf5 16. f4 exf4 17. Bxf4 Bxb2 {0-1 (32) Mamedov,R  (2650)-Le,Q (2704) Hengshui 2019}) 9. Bg5 h6 10. Be3 O-O 11. h3 b6 $146 ({  Predecessor:} 11... Nh5 12. a5 Nf4 13. Qc1 Be6 14. Nc3 g5 15. Na4 c4 16. Bc5 {  0-1 (46) De Oliveira,M (2565)-Korze,D (2467) ICCF email 2010}) 12. a5 Ba6 13.  Qd2 Kh7 $1 14. Qc3 Nd7 15. axb6 axb6 16. Nbd2 f5 {...f4 is the strong threat.}  17. Nc4 {And now Nxb6! would win.} Qe6 18. Qb3 fxe4 19. Nfd2 exd3 $1 20. cxd3 {  [#]} e4 $1 {[%mdl 512]} 21. Nxe4 Bxc4 22. Qxc4 Qd5 23. Rxa8 Rxa8 24. Qc2 Ne5  25. Rd1 Rd8 {[%cal Re5d3]} 26. Nc3 Qd7 {[%cal Re5d3]} 27. b3 Qf5 {[%cal Re5d3]}  ({Don't play} 27... Nxd3 $6 28. Ne2 $16) 28. Ne4 Rd5 29. Nc3 Rxd3 30. Rxd3 Qxd3  (30... Nxd3 {seems wilder.} 31. Na4 c4 32. bxc4 b5 33. cxb5 cxb5 34. Nb6 Qe4)  31. Qxd3 {The position is equal.} Nxd3 $11 {[%mdl 4096] Endgame KBN-KBN} 32.  Na4 {[#]} c4 $1 {[%mdl 512]} 33. bxc4 b5 34. cxb5 cxb5 35. Nc5 Nxc5 36. Bxc5 {  KB-KB} Kg8 (36... Bc3 $5 37. Kf1 $8 b4 $11) 37. Kf1 Kf7 38. Ke2 Ke6 39. Kd3 Kd5  40. Bb4 Bd4 41. f4 Bc5 42. Bd2 Bf8 43. g4 b4 44. h4 h5 45. gxh5 gxh5 {Strongly  threatening ...b3.} 46. Bxb4 Bxb4 47. Ke3 {Accuracy: White = 71%, Black = 81%.}  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.1"] [White "Carlsen, Magnus"] [Black "Dubov, Daniil"] [Result "1/2-1/2"] [ECO "B31"] [WhiteElo "2872"] [BlackElo "2683"] [Annotator "TA"] [PlyCount "93"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,93,15,20,15,14,23,17,41,11,22,22,25,18,24,24,18,0,0,0,1,0,0,-41,-38,  -27,-33,-38,-37,-32,-37,-49,-6,-11,-11,-17,-11,-11,-8,-7,0,-8,-8,-8,-8,-13,-39,  -45,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,  -8,-8,-8,0,-8,-8,-8,-8,-8]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5  6. Bxc6 dxc6 7. d3 Qe7 8. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Nf6 {B31: Sicilian:  2...Nc6 3 Bb5 g6} (8... Nh6 9. h3 O-O 10. Be3 f6 11. Nbd2 Nf7 12. Nb3 b6 13. a5  Be6 14. Nfd2 f5 15. exf5 gxf5 16. f4 exf4 17. Bxf4 Bxb2 {0-1 (32) Mamedov,R  (2650)-Le,Q (2704) Hengshui 2019}) 9. Bg5 h6 10. Be3 O-O 11. h3 b6 $146 ({  Predecessor:} 11... Nh5 12. a5 Nf4 13. Qc1 Be6 14. Nc3 g5 15. Na4 c4 16. Bc5 {  0-1 (46) De Oliveira,M (2565)-Korze,D (2467) ICCF email 2010}) 12. a5 Ba6 13.  Qd2 Kh7 $1 14. Qc3 Nd7 15. axb6 axb6 16. Nbd2 f5 {...f4 is the strong threat.}  17. Nc4 {And now Nxb6! would win.} Qe6 18. Qb3 fxe4 19. Nfd2 exd3 $1 20. cxd3 {  [#]} e4 $1 {[%mdl 512]} 21. Nxe4 Bxc4 22. Qxc4 Qd5 23. Rxa8 Rxa8 24. Qc2 Ne5  25. Rd1 Rd8 {[%cal Re5d3]} 26. Nc3 Qd7 {[%cal Re5d3]} 27. b3 Qf5 {[%cal Re5d3]}  ({Don't play} 27... Nxd3 $6 28. Ne2 $16) 28. Ne4 Rd5 29. Nc3 Rxd3 30. Rxd3 Qxd3  (30... Nxd3 {seems wilder.} 31. Na4 c4 32. bxc4 b5 33. cxb5 cxb5 34. Nb6 Qe4)  31. Qxd3 {The position is equal.} Nxd3 $11 {[%mdl 4096] Endgame KBN-KBN} 32.  Na4 {[#]} c4 $1 {[%mdl 512]} 33. bxc4 b5 34. cxb5 cxb5 35. Nc5 Nxc5 36. Bxc5 {  KB-KB} Kg8 (36... Bc3 $5 37. Kf1 $8 b4 $11) 37. Kf1 Kf7 38. Ke2 Ke6 39. Kd3 Kd5  40. Bb4 Bd4 41. f4 Bc5 42. Bd2 Bf8 43. g4 b4 44. h4 h5 45. gxh5 gxh5 {Strongly  threatening ...b3.} 46. Bxb4 Bxb4 47. Ke3 {Accuracy: White = 71%, Black = 81%.}  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.1"] [White "Eljanov, Pavel"] [Black "Smirnov, Anton"] [Result "1-0"] [ECO "D11"] [WhiteElo "2650"] [BlackElo "2604"] [Annotator "TA"] [PlyCount "75"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 13,75,32,30,31,27,33,14,15,11,10,20,11,19,4,22,8,11,11,40,53,97,95,97,  91,106,103,91,87,173,123,121,73,73,71,64,61,61,73,121,144,238,221,227,237,220,  221,340,323,291,306,468,460,447,447,399,461,641,634,812,741,935,807,29984,  29983]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8.  Ne5 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4} Nbd7 9. Nxg6 hxg6  10. Bd2 {The position is equal.} Bb4 11. cxd5 exd5 12. f3 Bd6 $146 ({  Predecessor:} 12... Qe7 13. Qc2 O-O-O 14. O-O-O Kb8 15. Kb1 Nb6 {1/2-1/2 (52)  Le,Q (2713)-So,W (2760) Bucharest 2019}) 13. Qb3 Bg3+ 14. Kd1 b5 15. Rc1 {  Black must now prevent Ne2.} Bd6 16. e4 {[%cal Re4d5]} dxe4 17. Nxe4 Nxe4 18.  fxe4 Rc8 19. e5 Be7 20. Bg2 {[#] Hoping for e6.} Nb8 (20... O-O $16) 21. Be3  O-O 22. Kc2 c5 23. dxc5 Bxc5 24. Kb1 $36 {[%mdl 2048] Black is under pressure.}  Bxe3 25. Qxe3 Qe7 26. Bd5 Na6 {[#]} (26... Rxc1+ $16 27. Rxc1 Na6) 27. Rxc8 $1  $18 Rxc8 28. Rf1 Rf8 29. e6 Kh7 (29... Kh8 $142 30. Qg3 (30. Rxf7 Rxf7 31. exf7  Qxe3 $14) 30... f5 31. gxf5 Rxf5 32. Rxf5 gxf5) 30. Qf3 f5 31. h4 ({Worse is}  31. gxf5 Rxf5 32. Qg2 Rxf1+ 33. Qxf1 Qg5 $11) 31... f4 (31... Nc7 $142 32. h5  g5) 32. h5 {White wants to mate with hxg6+.} g5 33. Qe4+ Kh8 {and the idea ...  Nc5 leaves Black hopeful.} 34. Qe5 Nb4 35. Be4 Kg8 36. Qxb5 Qd6 37. a3 Rb8 38.  e7 {Accuracy: White = 86%, Black = 45%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.2"] [White "Caruana, Fabiano"] [Black "Van Foreest, Jorden"] [Result "1/2-1/2"] [ECO "A23"] [WhiteElo "2822"] [BlackElo "2644"] [Annotator "TA"] [PlyCount "69"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,69,16,15,15,17,22,14,6,4,7,0,0,0,-11,0,-28,0,0,119,108,163,170,186,  140,116,63,162,170,151,21,31,38,40,0,0,-4,0,0,0,0,0,-15,-4,-2,-14,-27,0,-100,  -90,-118,-126,-131,-98,-113,-72,-83,-72,-78,-51,-56,-52,-54]} 1. c4 e5 2. g3  Nf6 3. Bg2 Bc5 4. Nc3 c6 5. Nf3 e4 6. Nh4 {A23: English Opening: 1...e5 2 Nc3  Nf6 3 g3 c6} d5 7. cxd5 (7. d4 Be7 8. cxd5 cxd5 9. O-O O-O 10. f3 exf3 11. Rxf3  Nc6 12. Nf5 Ne4 13. Rf1 {1-0 (22) Nepomniachtchi,I (2773)-Anand,V (2757)  Kolkata 2019}) 7... cxd5 8. d3 {[%cal Rd3e4] The position is equal.} Ng4 9. O-O  g5 10. dxe4 gxh4 11. Bf4 $146 ({Predecessor:} 11. exd5 hxg3 12. hxg3 {0-1 (38)  Khismatullin,D (2617)-Paravyan,D (2528) St Petersburg 2016}) 11... hxg3 12.  Bxg3 Bd6 13. Qd3 Bxg3 (13... Nc6 $11 {remains equal.}) 14. Qxg3 $16 Be6 (14...  Nc6 $16) 15. exd5 $18 Bc8 16. Nb5 {[%mdl 1024] White has strong compensation.}  Na6 17. Rac1 (17. Nd6+ $16 Kf8 18. Nxc8 Qxc8 19. Qd6+ (19. h3 Nh6 $14) 19...  Kg7 20. Qg3) 17... Bd7 (17... Rg8 $14) 18. Nd6+ {[%mdl 64] [#] Double Attack}  Kf8 19. Rc4 ({Not} 19. Nxb7 Qe7 $11) ({White has to play} 19. h3 $16) 19... Rg8  $1 $11 {[%cal Rg8g6] White must now prevent ...Rg6.} 20. Qa3 $1 Kg7 21. Rf4 ({  Reject} 21. Nxb7 Qf6 $11) 21... Ne5 22. Qc3 Qg5 23. Rf3 {[#]} Kf8 $1 {[%csl  Gg8][%cal Rg5g2]} 24. Rg3 Qe7 25. Nxb7 {And now Qa5 would win.} Rxg3 26. hxg3 {  Strongly threatening Qa5.} Rc8 $36 {[%mdl 2048] Black has some pressure.} 27.  Qe3 {Threatens to win with Qh6+.} Ng4 28. Qf4 (28. Qxa7 $11 Qf6 29. Bh3) 28...  Qe5 $17 29. Bf3 Qxf4 30. gxf4 Rc2 31. Rb1 h5 32. b4 Rc4 33. b5 Nc5 34. Nxc5  Rxc5 35. a4 {Accuracy: White = 64%, Black = 73%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.2"] [White "Caruana, Fabiano"] [Black "Van Foreest, Jorden"] [Result "1/2-1/2"] [ECO "A23"] [WhiteElo "2822"] [BlackElo "2644"] [Annotator "TA"] [PlyCount "69"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,69,16,15,15,17,22,14,6,4,7,0,0,0,-11,0,-28,0,0,119,108,163,170,186,  140,116,63,162,170,151,21,31,38,40,0,0,-4,0,0,0,0,0,-15,-4,-2,-14,-27,0,-100,  -90,-118,-126,-131,-98,-113,-72,-83,-72,-78,-51,-56,-52,-54]} 1. c4 e5 2. g3  Nf6 3. Bg2 Bc5 4. Nc3 c6 5. Nf3 e4 6. Nh4 {A23: English Opening: 1...e5 2 Nc3  Nf6 3 g3 c6} d5 7. cxd5 (7. d4 Be7 8. cxd5 cxd5 9. O-O O-O 10. f3 exf3 11. Rxf3  Nc6 12. Nf5 Ne4 13. Rf1 {1-0 (22) Nepomniachtchi,I (2773)-Anand,V (2757)  Kolkata 2019}) 7... cxd5 8. d3 {[%cal Rd3e4] The position is equal.} Ng4 9. O-O  g5 10. dxe4 gxh4 11. Bf4 $146 ({Predecessor:} 11. exd5 hxg3 12. hxg3 {0-1 (38)  Khismatullin,D (2617)-Paravyan,D (2528) St Petersburg 2016}) 11... hxg3 12.  Bxg3 Bd6 13. Qd3 Bxg3 (13... Nc6 $11 {remains equal.}) 14. Qxg3 $16 Be6 (14...  Nc6 $16) 15. exd5 $18 Bc8 16. Nb5 {[%mdl 1024] White has strong compensation.}  Na6 17. Rac1 (17. Nd6+ $16 Kf8 18. Nxc8 Qxc8 19. Qd6+ (19. h3 Nh6 $14) 19...  Kg7 20. Qg3) 17... Bd7 (17... Rg8 $14) 18. Nd6+ {[%mdl 64] [#] Double Attack}  Kf8 19. Rc4 ({Not} 19. Nxb7 Qe7 $11) ({White has to play} 19. h3 $16) 19... Rg8  $1 $11 {[%cal Rg8g6] White must now prevent ...Rg6.} 20. Qa3 $1 Kg7 21. Rf4 ({  Reject} 21. Nxb7 Qf6 $11) 21... Ne5 22. Qc3 Qg5 23. Rf3 {[#]} Kf8 $1 {[%csl  Gg8][%cal Rg5g2]} 24. Rg3 Qe7 25. Nxb7 {And now Qa5 would win.} Rxg3 26. hxg3 {  Strongly threatening Qa5.} Rc8 $36 {[%mdl 2048] Black has some pressure.} 27.  Qe3 {Threatens to win with Qh6+.} Ng4 28. Qf4 (28. Qxa7 $11 Qf6 29. Bh3) 28...  Qe5 $17 29. Bf3 Qxf4 30. gxf4 Rc2 31. Rb1 h5 32. b4 Rc4 33. b5 Nc5 34. Nxc5  Rxc5 35. a4 {Accuracy: White = 64%, Black = 73%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.2"] [White "Ganguly, Surya Shekhar"] [Black "Anton Guijarro, David"] [Result "1/2-1/2"] [ECO "C83"] [WhiteElo "2636"] [BlackElo "2694"] [Annotator "TA"] [PlyCount "79"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 23,79,40,27,9,10,10,10,10,16,15,21,0,0,0,14,15,12,-17,14,0,8,10,10,7,22,  18,25,13,12,0,0,0,0,0,0,0,0,8,1,6,8,0,0,0,12,11,12,12,12,5,12,12,12,12,12,12,  12,12]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 b5 7. Bb3 d5  8. dxe5 Be6 9. Nbd2 Be7 10. c3 O-O 11. Bc2 f5 12. exf6 Nxf6 13. h3 {C83: Open  Ruy Lopez: 9 c3 Be7} (13. a4 b4 14. Re1 Qd7 15. Nf1 Bg4 16. Ne3 bxc3 17. Nxg4  Nxg4 18. h3 cxb2 19. Bxb2 Nf6 20. Ng5 g6 {1-0 (28) Fedoseev,V (2677)-Vidit,S  (2721) Moscow 2019}) 13... Qd7 14. Re1 Bd6 15. Nf1 {[#]} Rae8 $146 ({  Predecessor:} 15... Bf5 16. Bxf5 Qxf5 17. Ne3 Qh5 18. Ng4 Kh8 19. a4 Nxg4 20.  hxg4 Qxg4 21. axb5 axb5 22. Rxa8 Rxa8 23. Qxd5 {1/2-1/2 (60) De Firmian,N  (2560)-Mikhalevski,V (2566) Las Vegas 2006}) 16. Ng3 Bf7 17. Bf5 Rxe1+ 18. Qxe1  Qe8 19. Bg5 Ne5 20. Nh4 Ng6 21. Qd2 Nxh4 22. Bxh4 Qe5 23. Re1 Ne4 24. Bxe4 dxe4  25. Rxe4 Qd5 {The position is equal.} 26. Qe1 Bg6 $1 {[#] White must now  prevent ...Bxg3.} 27. Re2 Qxa2 28. Be7 Bxe7 29. b4 Qb1 $1 {[%cal Rb1e1]} 30.  Qxb1 Bxb1 31. Rxe7 $11 {[%mdl 4096] Endgame KRB-KRN} c5 32. Ra7 cxb4 33. cxb4  Bg6 34. Ne2 Re8 35. Nf4 Re4 36. Nd5 Rd4 37. Ne7+ Kf8 38. Nxg6+ hxg6 39. Rxa6  Kf7 $1 40. Rb6 {Accuracy: White = 56%, Black = 59%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.3"] [White "Anand, Viswanathan"] [Black "Xiong, Jeffery"] [Result "1-0"] [ECO "C18"] [WhiteElo "2758"] [BlackElo "2712"] [Annotator "TA"] [PlyCount "85"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,85,16,-17,12,20,18,14,14,0,56,56,62,56,63,55,56,56,106,108,104,117,  35,58,72,70,112,118,123,125,116,67,68,69,70,70,77,78,75,77,54,70,72,66,66,43,  108,102,294,287,494,494,491,495,495,488,479,454,453,433,666,657,697,697,1383,  1332,1368,1256,1273,1263,1158,1143,1060,970]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4.  e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Kf8 8. h4 h5 {C18: French: 3 Nc3 Bb4:  Main line: 7 h4 and 7 Qg4} (8... Qc7 9. Qd1 b6 10. h5 h6 11. Nf3 Ba6 12. Bxa6  Nxa6 13. O-O Rc8 14. Qe2 Nb8 15. a4 cxd4 16. Ba3 {1-0 (36) Grischuk,A (2772)  -Le,Q (2737) Huaian 2017}) 9. Qd1 b6 $146 ({Predecessor:} 9... Nbc6 10. Nf3 Qa5  11. Bd2 c4 12. Be2 Nf5 13. Kf1 Bd7 14. Ng5 g6 15. Qe1 Ke7 16. f3 {1-0 (40)  Stylinski,P (1836)-Przerwa,W (1799) Koszalin 2016}) 10. Bg5 Qc7 {The position  is equal.} 11. Rh3 cxd4 (11... Kg8 $11) 12. cxd4 $14 Nf5 13. c3 Ba6 14. Bxa6  Nxa6 15. Ne2 Nb8 16. Nf4 g6 17. g4 $1 {[%cal Rg4f5]} hxg4 18. Qxg4 {Hoping for  h5.} Nd7 {[#]} 19. Rc1 $1 Rg8 20. h5 gxh5 21. Qxh5 Qc4 22. Ne2 Rc8 23. Rf3 Rc6  $1 24. Ng3 $1 {[%cal Rg3f5]} Ke8 $1 25. Nxf5 exf5 26. Rxf5 {[%csl Gf5][%cal  Rh5f7]} Rcg6 27. Kd2 $1 $40 {[%mdl 128] White attacks.} Nf8 28. Be3 Ne6 $1 {  [%cal Re6g7] Black wants to play ...Ng7.} 29. Qe2 Qa2+ (29... Qa4 $14) 30. Rc2  $16 Qb1 $2 {[#]} (30... Qc4 $16 {was necessary.}) 31. c4 $1 $18 {[%cal Rc4d5]}  Rg4 $2 (31... Qh1 32. cxd5 Qxd5) 32. cxd5 {White is clearly winning.} Rxd4+ 33.  Bxd4 Qxc2+ 34. Kxc2 Nxd4+ 35. Kd3 Nxe2 36. Kxe2 {[%mdl 4096] Endgame KR-KR} Rg4  (36... b5 $142 37. Ke3 Rg1) 37. f4 Rg3 38. Rg5 Rxa3 39. Rg8+ Kd7 40. Rf8 Ke7  41. Rb8 Kd7 42. Rb7+ Ke8 43. d6 {Accuracy: White = 89%, Black = 54%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.3"] [White "Anand, Viswanathan"] [Black "Xiong, Jeffery"] [Result "1-0"] [ECO "C18"] [WhiteElo "2758"] [BlackElo "2712"] [Annotator "TA"] [PlyCount "85"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,85,16,-17,12,20,18,14,14,0,56,56,62,56,63,55,56,56,106,108,104,117,  35,58,72,70,112,118,123,125,116,67,68,69,70,70,77,78,75,77,54,70,72,66,66,43,  108,102,294,287,494,494,491,495,495,488,479,454,453,433,666,657,697,697,1383,  1332,1368,1256,1273,1263,1158,1143,1060,970]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4.  e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Qg4 Kf8 8. h4 h5 {C18: French: 3 Nc3 Bb4:  Main line: 7 h4 and 7 Qg4} (8... Qc7 9. Qd1 b6 10. h5 h6 11. Nf3 Ba6 12. Bxa6  Nxa6 13. O-O Rc8 14. Qe2 Nb8 15. a4 cxd4 16. Ba3 {1-0 (36) Grischuk,A (2772)  -Le,Q (2737) Huaian 2017}) 9. Qd1 b6 $146 ({Predecessor:} 9... Nbc6 10. Nf3 Qa5  11. Bd2 c4 12. Be2 Nf5 13. Kf1 Bd7 14. Ng5 g6 15. Qe1 Ke7 16. f3 {1-0 (40)  Stylinski,P (1836)-Przerwa,W (1799) Koszalin 2016}) 10. Bg5 Qc7 {The position  is equal.} 11. Rh3 cxd4 (11... Kg8 $11) 12. cxd4 $14 Nf5 13. c3 Ba6 14. Bxa6  Nxa6 15. Ne2 Nb8 16. Nf4 g6 17. g4 $1 {[%cal Rg4f5]} hxg4 18. Qxg4 {Hoping for  h5.} Nd7 {[#]} 19. Rc1 $1 Rg8 20. h5 gxh5 21. Qxh5 Qc4 22. Ne2 Rc8 23. Rf3 Rc6  $1 24. Ng3 $1 {[%cal Rg3f5]} Ke8 $1 25. Nxf5 exf5 26. Rxf5 {[%csl Gf5][%cal  Rh5f7]} Rcg6 27. Kd2 $1 $40 {[%mdl 128] White attacks.} Nf8 28. Be3 Ne6 $1 {  [%cal Re6g7] Black wants to play ...Ng7.} 29. Qe2 Qa2+ (29... Qa4 $14) 30. Rc2  $16 Qb1 $2 {[#]} (30... Qc4 $16 {was necessary.}) 31. c4 $1 $18 {[%cal Rc4d5]}  Rg4 $2 (31... Qh1 32. cxd5 Qxd5) 32. cxd5 {White is clearly winning.} Rxd4+ 33.  Bxd4 Qxc2+ 34. Kxc2 Nxd4+ 35. Kd3 Nxe2 36. Kxe2 {[%mdl 4096] Endgame KR-KR} Rg4  (36... b5 $142 37. Ke3 Rg1) 37. f4 Rg3 38. Rg5 Rxa3 39. Rg8+ Kd7 40. Rf8 Ke7  41. Rb8 Kd7 42. Rb7+ Ke8 43. d6 {Accuracy: White = 89%, Black = 54%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.3"] [White "Nihal Sarin"] [Black "Van Foreest, Lucas"] [Result "0-1"] [ECO "C54"] [WhiteElo "2618"] [BlackElo "2523"] [Annotator "TA"] [PlyCount "52"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 21,104,7,1,11,16,-16,10,-8,35,0,0,0,0,0,0,0,56,41,50,-12,67,-66,-62,-77,  -82,-64,-56,-89,-95,-154,-127,-151,-136,-137,-128,-127,-101,-101,-101,-101,  -101,-101,-101,-101,-101,-101,-101,-105,-108,-111,-106,-109,-111,-103,-102,  -407,-257,-407,-400,-400,-400,-400,-396,-400,-400,-598,-598,-598,-583,-574,  -392,-1044,-1044,-1044,-1041,-1019,-1012,-952,-922,-801,-557,-12838,-12838,  -12838,-12837]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. Nbd2 a6 7.  Bb3 Ba7 8. h3 O-O 9. O-O Be6 10. Bc2 h6 11. Re1 Re8 12. Nf1 {C54: Giuoco Piano:  4 c3 Nf6, main lines with 5 d4 and 5 d3} d5 13. Bd2 {[#]} d4 $146 ({  Predecessor:} 13... Qd7 14. N3h2 Rad8 15. Qf3 Nh7 16. Qg3 Kh8 17. Rad1 d4 18.  Nf3 f6 19. Nh4 Ne7 {1-0 (34) Movsesian,S (2653)-Mamedyarov,S (2747) Huaian 2016  }) 14. c4 {The position is equal.} b5 15. cxb5 axb5 16. a4 b4 17. a5 Qd6 18.  Ba4 Nd7 ({Black should try} 18... Bd7 $11) 19. Ng3 Nc5 20. Bxc6 ({Better is}  20. Nh4 $14) 20... Qxc6 (20... Bb3 $11 21. Qe2 Qxc6) 21. Bxb4 (21. Nxe5 $14 Qd6  22. Nc4 Bxc4 23. dxc4) 21... Nb3 $36 {[%mdl 2048] White must now prevent ...  Qb5. Black has the initiative.} 22. Rb1 $1 ({Don't play} 22. Ra3 Qb5 $17) 22...  Qb5 23. Ba3 Qxa5 24. Nf1 Qb5 25. Qc2 (25. Qe2 $142) 25... Bb6 $17 26. N1d2 Ra4  {Played: Bb6-a5} 0-1  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.4"] [White "Vitiugov, Nikita"] [Black "Yu, Yangyi"] [Result "1/2-1/2"] [ECO "E08"] [WhiteElo "2747"] [BlackElo "2726"] [Annotator "TA"] [PlyCount "48"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 19,48,0,0,0,37,31,55,54,58,59,105,105,83,89,87,109,84,21,116,124,104,0,  0,0,0,9,26,24,29,26,32]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6.  Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Bf4 Nbd7 10. cxd5 cxd5 11. Rc1 {E08: Closed  Catalan: Main Line: 7 Qc2} Ba6 (11... Bb7 12. Bc7 Qe8 13. Qb3 Rc8 14. Na3 Ba6  15. Nb5 Bxb5 16. Qxb5 Nc5 17. Qxe8 Rfxe8 18. Bf4 Na4 19. Rxc8 Rxc8 20. Rc1  Rxc1+ 21. Bxc1 {0-1 (50) Giri,A (2776)-So,W (2760) Kolkata 2019}) 12. Nc3 Qc8  13. Qd1 {White is slightly better.} Qb7 {[#]} 14. e4 $146 {Strongly  threatening exd5.} ({Predecessor:} 14. Nd2 b5 15. a3 Nb6 16. e4 Rac8 17. Bg5 {  1/2-1/2 (17) Horvath,C (2507)-Volokitin,A (2623) Hungary 2018}) 14... Nxe4 15.  Nxe4 dxe4 16. Nd2 $1 Bd3 17. Rc3 $1 {[%cal Rc3d3] aiming for Rxd3!} Qa6 {[#]}  18. Nxe4 (18. Rc7 $1 $16 {[%cal Rc7d7]} Rfd8 19. Nxe4 (19. Bxe4 Bxe4 20. Nxe4  Qb5 $14)) 18... Bxe4 (18... Be2 $11 {remains equal.} 19. Qd2 Bb4) 19. Bxe4 $16  {Black must now prevent Rc7.} Rac8 {[#]} 20. Qd3 ({White should play} 20. Bd3  $1 $16 {[%cal Rd3a6]} Qb7 21. Rac1 Rxc3 22. Rxc3) 20... Qxd3 $11 21. Bxd3 Nf6  22. Ba6 Rxc3 23. bxc3 Nd5 24. Bd2 Rd8 {Accuracy: White = 67%, Black = 43%.}  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.4"] [White "Vitiugov, Nikita"] [Black "Yu, Yangyi"] [Result "1/2-1/2"] [ECO "E08"] [WhiteElo "2747"] [BlackElo "2726"] [Annotator "TA"] [PlyCount "48"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 19,48,0,0,0,37,31,55,54,58,59,105,105,83,89,87,109,84,21,116,124,104,0,  0,0,0,9,26,24,29,26,32]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. g3 Bb4+ 5. Bd2 Be7 6.  Bg2 O-O 7. O-O c6 8. Qc2 b6 9. Bf4 Nbd7 10. cxd5 cxd5 11. Rc1 {E08: Closed  Catalan: Main Line: 7 Qc2} Ba6 (11... Bb7 12. Bc7 Qe8 13. Qb3 Rc8 14. Na3 Ba6  15. Nb5 Bxb5 16. Qxb5 Nc5 17. Qxe8 Rfxe8 18. Bf4 Na4 19. Rxc8 Rxc8 20. Rc1  Rxc1+ 21. Bxc1 {0-1 (50) Giri,A (2776)-So,W (2760) Kolkata 2019}) 12. Nc3 Qc8  13. Qd1 {White is slightly better.} Qb7 {[#]} 14. e4 $146 {Strongly  threatening exd5.} ({Predecessor:} 14. Nd2 b5 15. a3 Nb6 16. e4 Rac8 17. Bg5 {  1/2-1/2 (17) Horvath,C (2507)-Volokitin,A (2623) Hungary 2018}) 14... Nxe4 15.  Nxe4 dxe4 16. Nd2 $1 Bd3 17. Rc3 $1 {[%cal Rc3d3] aiming for Rxd3!} Qa6 {[#]}  18. Nxe4 (18. Rc7 $1 $16 {[%cal Rc7d7]} Rfd8 19. Nxe4 (19. Bxe4 Bxe4 20. Nxe4  Qb5 $14)) 18... Bxe4 (18... Be2 $11 {remains equal.} 19. Qd2 Bb4) 19. Bxe4 $16  {Black must now prevent Rc7.} Rac8 {[#]} 20. Qd3 ({White should play} 20. Bd3  $1 $16 {[%cal Rd3a6]} Qb7 21. Rac1 Rxc3 22. Rxc3) 20... Qxd3 $11 21. Bxd3 Nf6  22. Ba6 Rxc3 23. bxc3 Nd5 24. Bd2 Rd8 {Accuracy: White = 67%, Black = 43%.}  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.4"] [White "Grandelius, Nils"] [Black "Warmerdam, Max"] [Result "1-0"] [ECO "A07"] [WhiteElo "2673"] [BlackElo "2498"] [Annotator "TA"] [PlyCount "109"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,109,12,14,14,7,12,20,33,36,26,31,22,19,11,20,17,22,17,30,37,33,33,39,  33,33,33,26,29,42,36,31,15,42,37,37,39,90,35,42,42,40,34,39,47,85,98,99,92,86,  31,34,32,28,35,41,9,0,0,0,0,258,258,258,258,258,258,258,258,243,236,158,166,  152,136,141,150,225,204,228,206,222,165,572,574,535,381,1614,1484,1472,1371,  5929,5708,5929,5612,11828,11828,6609,5808,5808,5929,4627,1964]} 1. Nf3 d5 2. g3  c6 3. Bg2 Bg4 4. O-O Nd7 5. h3 Bh5 (5... Bxf3 6. Bxf3 e6 7. d3 Bd6 8. e4 Ngf6  9. Qe2 Qc7 10. Nc3 O-O-O 11. a4 Rdg8 12. Rb1 g5 {1-0 (37) Vachier Lagrave,M  (2780)-Topalov,V (2740) Abidjan 2019}) 6. d4 {A07: Réti Opening: New York and  Capablanca Systems} e6 7. c4 dxc4 8. Nbd2 {The position is equal.} Nb6 9. Qc2  Nf6 $146 ({Predecessor:} 9... Bg6 10. Qc3 Nf6 11. Ne5 Nfd5 12. Qf3 {1/2-1/2  (100) Minasian,A (2555)-Motylev,A (2634) Dubai 2003}) 10. Nxc4 Bg6 11. Qb3 Nxc4  12. Qxc4 Be4 13. Ne5 Bd5 14. Qd3 {e4 is the strong threat.} Bxg2 15. Kxg2 Bd6  16. Nf3 O-O 17. e4 Be7 18. Rd1 Rc8 19. b3 Qa5 20. Bd2 Qa3 21. Bc3 Rfd8 22. Ne5  c5 (22... Nd7 $14 23. Nc4 Qa6) 23. Qf3 (23. d5 $1 $16) 23... cxd4 $14 24. Bxd4  Qa5 {aiming for ...Rxd4!} 25. Nc4 Qa6 26. a4 b6 {[#]} 27. Bxf6 $1 Bxf6 28. e5  Be7 29. Nd6 ({Better is} 29. Rac1 $16) 29... Bxd6 $1 30. exd6 h6 31. Rac1 Rc5  32. b4 Rf5 33. Qe4 {Strongly threatening g4.} Qxa4 34. g4 $36 {[%mdl 2048] [#] White fights for an advantage.} Rd5 $2 {[%mdl 8192]} (34... Rc5 $1 $11 {  [%mdl 512] and Black has nothing to worry.}) 35. Rxd5 $18 exd5 36. Qxd5 {  [%mdl 4096] Endgame KQR-KQR} Qd7 37. Rc7 Qe6 38. Qxe6 fxe6 {KR-KR} 39. d7 {  And now Rc8! would win.} ({Not} 39. Rxa7 Rxd6 40. Rb7 Kh7 $16) 39... Kf7 40.  Rxa7 Ke7 41. Rb7 Rxd7 42. Rxb6 Rd4 (42... h5 $16 43. gxh5 Rd5) 43. b5 {[%cal  Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Rb4 44. Rb8 Kf6 45. Kg3 h5 $2 (45... Rb3+ {  is more resistant.} 46. f3 Ke5) 46. gxh5 Kg5 47. b6 {Black must now prevent b7.  } Kxh5 $2 (47... Rb3+ 48. f3 Kxh5) 48. b7 {White is clearly winning.} Kg6 49.  h4 Kh7 50. h5 e5 51. Kf3 Rb3+ 52. Ke4 Rb5 53. Kf5 Rb2 54. Kxe5 Re2+ 55. Kd4 {  Accuracy: White = 70%, Black = 52%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.5"] [White "Firouzja, Alireza"] [Black "Giri, Anish"] [Result "1-0"] [ECO "D31"] [WhiteElo "2723"] [BlackElo "2768"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,101,18,18,24,25,24,25,22,12,13,15,26,26,32,41,0,0,0,0,0,0,0,-8,-6,-21,  -53,18,20,28,41,39,29,31,39,31,-15,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-20,-16,  -10,0,0,0,0,0,0,17,20,16,15,20,12,20,19,56,44,125,134,1176,1159,1071,1063,476,  106,495,460,4133,3931,6070,3014,4799,4804,29972,29973,29972,29970,29975,29975] } 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 {D31: Queen's  Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and  Exchange Variation lines without ...Nf6} Nf6 7. e3 Nh5 8. Be5 {White has an  edge.} Nd7 9. Be2 Nxe5 10. dxe5 g6 11. Bxh5 gxh5 12. Nge2 $146 ({Predecessor:}  12. Rd1 f6 13. exf6 Bxf6 {1/2-1/2 (41) Aleksandrov,A (2612)-Shimanov,A (2549)  Moscow 2012}) 12... f6 13. exf6 Bxf6 14. Rd1 O-O 15. O-O Kh8 16. e4 {[%cal  Re4d5]} d4 17. Nf4 Be5 (17... b6 $15) 18. Nd3 $11 Bg7 19. Ne2 {[%cal Bc3e2,  Be2g1,Bg1f3,Bf3d4][%mdl 32]} h4 20. h3 Qe7 21. e5 Rd8 22. f4 Bf5 23. Kh2 Qe6  24. Ng1 Bh6 25. Nf3 Qe7 ({Of course not} 25... Qxa2 $6 26. Nxh4 Be4 27. Qe2 $16  ) 26. Kh1 Bxf4 27. Qc5 Qxc5 28. Nxc5 {Black must now prevent Ne1.} Bc2 29. Rxd4  Rxd4 30. Nxd4 Be3 31. Nce6 Bg6 32. Rf3 Bh6 33. Nf5 Bxf5 34. Rxf5 {[%mdl 4096] Endgame KRB-KRN} Be3 35. Rf3 Re8 (35... Bb6 {is interesting.} 36. Ng5 Re8 37.  Rf4 Be3 38. Rg4 Re7) 36. Rxe3 Rxe6 {KR-KR} 37. Kg1 Kg7 38. Kf2 Kg6 39. Re4 Re7  40. Kf3 Kf5 (40... a5 $14) 41. Rxh4 $16 Kxe5 $2 {[%mdl 8192]} (41... a5 $16 42.  Rh5+ Kg6) 42. Re4+ $18 Kf6 43. Rxe7 $1 Kxe7 {[#] KP-KP} 44. Kf4 $2 (44. g4 $1  $18 {and the rest is easy.} Kf6 45. Kf4) 44... Kf6 $2 {[%mdl 8192] [#]} (44...  Kd6 $16 {is more resistant.}) 45. g4 $1 a5 (45... a6 $142 46. h4 a5) 46. a4 h6  47. h4 Ke6 48. g5 hxg5+ 49. Kxg5 {White mates.} Kf7 50. Kf5 b5 51. Ke5 {  Accuracy: White = 76%, Black = 36%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.5"] [White "Firouzja, Alireza"] [Black "Giri, Anish"] [Result "1-0"] [ECO "D31"] [WhiteElo "2723"] [BlackElo "2768"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,101,18,18,24,25,24,25,22,12,13,15,26,26,32,41,0,0,0,0,0,0,0,-8,-6,-21,  -53,18,20,28,41,39,29,31,39,31,-15,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-20,-16,  -10,0,0,0,0,0,0,17,20,16,15,20,12,20,19,56,44,125,134,1176,1159,1071,1063,476,  106,495,460,4133,3931,6070,3014,4799,4804,29972,29973,29972,29970,29975,29975] } 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. Qc2 {D31: Queen's  Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and  Exchange Variation lines without ...Nf6} Nf6 7. e3 Nh5 8. Be5 {White has an  edge.} Nd7 9. Be2 Nxe5 10. dxe5 g6 11. Bxh5 gxh5 12. Nge2 $146 ({Predecessor:}  12. Rd1 f6 13. exf6 Bxf6 {1/2-1/2 (41) Aleksandrov,A (2612)-Shimanov,A (2549)  Moscow 2012}) 12... f6 13. exf6 Bxf6 14. Rd1 O-O 15. O-O Kh8 16. e4 {[%cal  Re4d5]} d4 17. Nf4 Be5 (17... b6 $15) 18. Nd3 $11 Bg7 19. Ne2 {[%cal Bc3e2,  Be2g1,Bg1f3,Bf3d4][%mdl 32]} h4 20. h3 Qe7 21. e5 Rd8 22. f4 Bf5 23. Kh2 Qe6  24. Ng1 Bh6 25. Nf3 Qe7 ({Of course not} 25... Qxa2 $6 26. Nxh4 Be4 27. Qe2 $16  ) 26. Kh1 Bxf4 27. Qc5 Qxc5 28. Nxc5 {Black must now prevent Ne1.} Bc2 29. Rxd4  Rxd4 30. Nxd4 Be3 31. Nce6 Bg6 32. Rf3 Bh6 33. Nf5 Bxf5 34. Rxf5 {[%mdl 4096] Endgame KRB-KRN} Be3 35. Rf3 Re8 (35... Bb6 {is interesting.} 36. Ng5 Re8 37.  Rf4 Be3 38. Rg4 Re7) 36. Rxe3 Rxe6 {KR-KR} 37. Kg1 Kg7 38. Kf2 Kg6 39. Re4 Re7  40. Kf3 Kf5 (40... a5 $14) 41. Rxh4 $16 Kxe5 $2 {[%mdl 8192]} (41... a5 $16 42.  Rh5+ Kg6) 42. Re4+ $18 Kf6 43. Rxe7 $1 Kxe7 {[#] KP-KP} 44. Kf4 $2 (44. g4 $1  $18 {and the rest is easy.} Kf6 45. Kf4) 44... Kf6 $2 {[%mdl 8192] [#]} (44...  Kd6 $16 {is more resistant.}) 45. g4 $1 a5 (45... a6 $142 46. h4 a5) 46. a4 h6  47. h4 Ke6 48. g5 hxg5+ 49. Kxg5 {White mates.} Kf7 50. Kf5 b5 51. Ke5 {  Accuracy: White = 76%, Black = 36%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.5"] [White "Smeets, Jan"] [Black "Mamedov, Rauf"] [Result "1-0"] [ECO "B31"] [WhiteElo "2585"] [BlackElo "2659"] [Annotator "TA"] [PlyCount "77"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 17,76,0,0,4,21,18,27,17,33,25,28,21,26,25,21,22,19,16,25,13,31,25,55,23,  116,104,115,90,108,68,114,93,191,143,230,208,254,234,281,306,266,217,227,216,  515,497,587,563,539,471,447,297,491,437,1210,1178,1133,1126,29998,29999,29999] } 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. d4 d5 8. e5  Ne4 9. Bxc6 bxc6 10. Be3 {B31: Sicilian: 2...Nc6 3 Bb5 g6} (10. Nbd2 Bf5 11.  Nh4 Be6 12. Nxe4 dxe4 13. Rxe4 cxd4 14. cxd4 c5 15. Be3 Qd5 16. Qc2 cxd4 17.  Rxd4 Qxe5 18. Nf3 Qb5 {1/2-1/2 (45) Fedoseev,V (2664)-Motylev,A (2653)  Khanty-Mansiysk 2015}) 10... Rb8 11. Qc1 Qb6 12. b3 $1 {White has an edge.}  cxd4 13. cxd4 Qa5 $146 ({Predecessor:} 13... f6 14. Nc3 Qb4 15. Nxe4 dxe4 16.  Bd2 Qb6 17. Qc4+ Kh8 18. exf6 exf6 19. Rxe4 {1-0 (34) Tischbierek,R (2433)  -Troyke,C (2326) Wunsiedel 2013}) 14. Nbd2 Bf5 15. Nxe4 Bxe4 16. Nd2 Bf5 17.  Qb2 Rfc8 18. Rec1 Bf8 19. Rc3 Qa6 20. Nf3 Be4 {[#]} (20... e6 $11 {keeps the  balance.}) 21. Ne1 $1 $16 h5 22. h3 Bf5 23. Rac1 f6 24. Qd2 Kh7 (24... Bg7 $16  {was worth a try.}) 25. f3 g5 (25... fxe5 $16 {was called for.} 26. dxe5 Bg7)  26. Nd3 Bg7 27. Nc5 Qa5 28. g4 Bg6 29. f4 gxf4 30. Bxf4 {Hoping for exf6.} Rg8  $2 (30... fxe5 31. Bxe5 Bxe5) 31. exf6 $18 exf6 {If Black can now play ...Rbe8  this consolidates a bit.} 32. Bxb8 Rxb8 33. Ne6 Bh6 34. g5 fxg5 $2 (34... Re8  35. gxh6 Rxe6) 35. Nxg5+ Kg8 (35... Bxg5 $142 36. Qxg5 Qb4) 36. Qf4 Rf8 {[#]}  37. Qd6 $1 {[%mdl 64] Double Attack} Qxa2 38. Qxg6+ {[%mdl 64] Double Attack}  Bg7 39. Qh7# {Accuracy: White = 97%, Black = 27%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.6"] [White "Kovalev, Vladislav"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2660"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "42"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 18,42,18,17,17,15,16,25,24,11,12,12,12,12,12,12,10,6,3,0,12,6,11,0,0,0,  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 Re8 {C67: Ruy Lopez: Berlin Defence: 4 0-0  Nxe4} 11. c3 Rxe1 12. Qxe1 Nf5 {White has an edge.} 13. a4 {[%cal Ba2a4,Ba4a5] [%mdl 32]} d5 {The position is equal.} 14. a5 {[#]} Nd6 $146 ({Predecessor:}  14... c6 15. Nd2 Nd6 16. Nb3 Bf5 17. Bf4 Rc8 18. Nc5 {1/2-1/2 (29) Karjakin,S  (2748)-Giri,A (2779) Riga 2019}) 15. Bf4 Bf5 16. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5] [%mdl 32]} Bg5 17. Bxg5 Qxg5 18. Nf3 Qd8 19. Ne5 f6 20. Nd3 c6 21. Qd1 Qc7  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.6"] [White "Kovalev, Vladislav"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2660"] [BlackElo "2765"] [Annotator "TA"] [PlyCount "42"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 18,42,18,17,17,15,16,25,24,11,12,12,12,12,12,12,10,6,3,0,12,6,11,0,0,0,  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 Re8 {C67: Ruy Lopez: Berlin Defence: 4 0-0  Nxe4} 11. c3 Rxe1 12. Qxe1 Nf5 {White has an edge.} 13. a4 {[%cal Ba2a4,Ba4a5] [%mdl 32]} d5 {The position is equal.} 14. a5 {[#]} Nd6 $146 ({Predecessor:}  14... c6 15. Nd2 Nd6 16. Nb3 Bf5 17. Bf4 Rc8 18. Nc5 {1/2-1/2 (29) Karjakin,S  (2748)-Giri,A (2779) Riga 2019}) 15. Bf4 Bf5 16. Nd2 {[%cal Bb1d2,Bd2f3,Bf3e5] [%mdl 32]} Bg5 17. Bxg5 Qxg5 18. Nf3 Qd8 19. Ne5 f6 20. Nd3 c6 21. Qd1 Qc7  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.6"] [White "Keymer, Vincent"] [Black "Abdusattorov, Nodirbek"] [Result "0-1"] [ECO "E06"] [WhiteElo "2527"] [BlackElo "2635"] [Annotator "TA"] [PlyCount "72"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 18,72,12,12,26,7,5,11,11,0,3,6,45,29,47,46,53,46,54,22,29,13,12,12,15,  -12,-8,-55,-61,-68,-68,-68,-76,-65,-66,-70,-73,-100,-100,-100,-100,-250,-269,  -356,-359,-358,-365,-351,-348,-513,-513,-513,-513,-513,-506,-496,-491]} 1. d4  Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. g3 O-O 6. Bg2 dxc4 7. Ne5 c5 8. dxc5 Qxd1+  9. Nxd1 Bxc5 10. O-O Nc6 {E06: Closed Catalan: Early deviations} 11. Bxc6 bxc6  12. Be3 Bb6 {The position is equal.} 13. Bxb6 axb6 14. Nc3 {[#]} Bb7 $146 ({  Predecessor:} 14... Bd7 15. Rfd1 Rfd8 16. Nxc4 b5 17. Ne5 Be8 18. Rxd8 Rxd8 {  1-0 (64) Giri,A (2797)-Jakovenko,D (2719) Shenzhen 2019}) 15. a4 b5 16. axb5  cxb5 17. Nxb5 Rab8 18. Nc3 Bd5 19. Rfb1 Rfc8 20. f3 Bc6 21. g4 Be8 22. Ra5 Nd5  {[#] White must now prevent ...Nxc3.} 23. Nxd5 exd5 24. Rxd5 f6 $1 $36 {  [%cal Rf6e5][%mdl 2048] Black has strong initiative.} 25. Nd7 Rb7 26. Rbd1 $1 (  {Don't go for} 26. Nc5 $2 Rb5 $19) 26... Rxb2 {Strongly threatening ...c3.} 27.  Rc5 Rxc5 28. Nxc5 Rxe2 $17 {[%mdl 4096] Endgame And now ...c3 would win.  KRB-KRN} 29. Rd8 (29. Rc1 $17) 29... Kf7 $19 {Threatens to win with ...c3.} 30.  Rc8 c3 31. Ne4 c2 32. Kf1 Rxh2 33. Kg1 (33. Rc7+ $142 Ke6 34. Nf2) 33... Re2 {  Black is clearly winning.} 34. Kf1 {[#]} Bb5 $1 35. Nd6+ Kg6 {( -> ...Re8+)}  36. Nxb5 Rd2 {Accuracy: White = 41%, Black = 80%.} 0-1  [Event "82nd Tata Steel Masters 2020"] [Site "Eindhoven"] [Date "2020.01.16"] [Round "5.7"] [White "Duda, Jan-Krzysztof"] [Black "Artemiev, Vladislav"] [Result "1/2-1/2"] [ECO "D46"] [WhiteElo "2758"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "104"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 23,104,4,13,11,25,20,29,4,35,33,33,40,60,56,64,11,26,2,32,-142,-118,  -130,-111,-131,-124,-109,0,0,0,0,59,59,60,41,60,60,60,60,88,97,99,89,95,0,0,0,  0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1.  d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O  dxc4 9. Bxc4 e5 10. h3 exd4 11. exd4 Nb6 12. Bb3 Nbd5 13. Bg5 {D46: Semi-Slav:  5 e3 Nbd7 6 Bd3, Black avoids the Meran} Be7 (13... Qa5 14. Nxd5 Nxd5 15. Bd2  Qd8 16. Rfe1 h6 17. Qd3 Be6 18. Bc2 Nf6 19. d5 cxd5 20. Bc3 Re8 21. Ba4 Rf8 22.  Bc2 Re8 23. Ba4 {1/2-1/2 (23) Ding,L (2547)-Zhang,P (2603) Hefei 2010}) 14.  Rfe1 Be6 15. Re5 {White has an edge.} Qd7 $146 (15... h6 $5 {[%cal Rh6g5]} 16.  Bh4 Rc8 $14) ({Predecessor:} 15... h6 16. Bh4 Nd7 17. Bxe7 Qxe7 18. Nxd5 cxd5  19. Re2 Rac8 20. Qd3 Nf6 21. Rae1 Rc7 22. Ne5 Qd6 23. Qe3 Qb6 24. Nd3 Bd7 25.  Qf4 Bb5 {1/2-1/2 (25) Felicio,C (2452)-Schuster,J (2414) ICCF email 2002}) 16.  Rae1 Rae8 17. Qd2 Bd8 18. Bc2 Qc8 19. Bh6 ({White should play} 19. Nxd5 $14  cxd5 20. Rc1) 19... Ne7 $11 (19... Nxc3 $6 20. bxc3 Kh8 21. Bg5 $16) 20. Ne4  Nf5 21. Bxg7 $2 (21. Bf4 $14) 21... Nxe4 $1 $17 22. R1xe4 Nxg7 23. Qh6 {  White wants to mate with Rg4!} f5 {[#]} 24. Rg4 $1 {[%csl Gg4][%cal Rh6g7] [%mdl 512]} Bf6 {[#]} (24... fxg4 $17 25. Bxh7+ Kf7 26. Bg6+ Ke7 27. Qxg7+ Kd6  28. Bxe8 Rxe8) 25. Ng5 $1 $40 {[%mdl 640] White is up to no good.} Bxg5 $1 26.  Rxg5 {[%csl Gg5][%cal Rh6g7]} Qd7 {[#]} (26... Rf7 $11) 27. d5 $1 $14 {[%cal  Rd5e6][%mdl 512]} cxd5 {[#] Threatens to win with ...Rf7.} 28. Ba4 $1 {[%cal  Ra4d7][%mdl 512]} Qf7 {White must now prevent ...Bd7.} ({Of course not} 28...  b5 $6 29. Bxb5 $1 {[%mdl 512]} Qc7 30. Rxe6 $16) (28... Qxa4 29. Qxg7#) 29.  Bxe8 Rxe8 30. Rxe6 Rxe6 {[#]} 31. Rxg7+ $1 {[%mdl 576] Remove Defender} Qxg7  32. Qxe6+ {[%mdl 64] Double Attack} Qf7 {[#]} 33. Qxf7+ (33. Qd6 $1 $16) 33...  Kxf7 $16 {[%mdl 4096] Endgame KP-KP. The position is equal.} 34. Kf1 Ke6 35.  Ke2 f4 36. g4 fxg3 $1 37. fxg3 Ke5 38. Ke3 d4+ 39. Kf3 Kf5 40. g4+ Kg5 41. Kg3  $1 d3 42. h4+ $1 Kf6 {And now ...d2 would win.} 43. Kf3 Ke5 44. Ke3 d2 45. Kxd2  {Ke3 is the strong threat.} Kf4 46. g5 Kg4 47. Ke3 Kxh4 48. Kf4 a6 49. a3 b6  50. a4 a5 51. b3 Kh3 $1 {[%cal Rh3h4] aiming for ...Kh4.} 52. Kf3 $1 Kh4 {  Accuracy: White = 70%, Black = 75%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.7"] [White "Duda, Jan-Krzysztof"] [Black "Artemiev, Vladislav"] [Result "1/2-1/2"] [ECO "D46"] [WhiteElo "2758"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "104"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 23,104,4,13,11,25,20,29,4,35,33,33,40,60,56,64,11,26,2,32,-142,-118,  -130,-111,-131,-124,-109,0,0,0,0,59,59,60,41,60,60,60,60,88,97,99,89,95,0,0,0,  0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1.  d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O  dxc4 9. Bxc4 e5 10. h3 exd4 11. exd4 Nb6 12. Bb3 Nbd5 13. Bg5 {D46: Semi-Slav:  5 e3 Nbd7 6 Bd3, Black avoids the Meran} Be7 (13... Qa5 14. Nxd5 Nxd5 15. Bd2  Qd8 16. Rfe1 h6 17. Qd3 Be6 18. Bc2 Nf6 19. d5 cxd5 20. Bc3 Re8 21. Ba4 Rf8 22.  Bc2 Re8 23. Ba4 {1/2-1/2 (23) Ding,L (2547)-Zhang,P (2603) Hefei 2010}) 14.  Rfe1 Be6 15. Re5 {White has an edge.} Qd7 $146 (15... h6 $5 {[%cal Rh6g5]} 16.  Bh4 Rc8 $14) ({Predecessor:} 15... h6 16. Bh4 Nd7 17. Bxe7 Qxe7 18. Nxd5 cxd5  19. Re2 Rac8 20. Qd3 Nf6 21. Rae1 Rc7 22. Ne5 Qd6 23. Qe3 Qb6 24. Nd3 Bd7 25.  Qf4 Bb5 {1/2-1/2 (25) Felicio,C (2452)-Schuster,J (2414) ICCF email 2002}) 16.  Rae1 Rae8 17. Qd2 Bd8 18. Bc2 Qc8 19. Bh6 ({White should play} 19. Nxd5 $14  cxd5 20. Rc1) 19... Ne7 $11 (19... Nxc3 $6 20. bxc3 Kh8 21. Bg5 $16) 20. Ne4  Nf5 21. Bxg7 $2 (21. Bf4 $14) 21... Nxe4 $1 $17 22. R1xe4 Nxg7 23. Qh6 {  White wants to mate with Rg4!} f5 {[#]} 24. Rg4 $1 {[%csl Gg4][%cal Rh6g7] [%mdl 512]} Bf6 {[#]} (24... fxg4 $17 25. Bxh7+ Kf7 26. Bg6+ Ke7 27. Qxg7+ Kd6  28. Bxe8 Rxe8) 25. Ng5 $1 $40 {[%mdl 640] White is up to no good.} Bxg5 $1 26.  Rxg5 {[%csl Gg5][%cal Rh6g7]} Qd7 {[#]} (26... Rf7 $11) 27. d5 $1 $14 {[%cal  Rd5e6][%mdl 512]} cxd5 {[#] Threatens to win with ...Rf7.} 28. Ba4 $1 {[%cal  Ra4d7][%mdl 512]} Qf7 {White must now prevent ...Bd7.} ({Of course not} 28...  b5 $6 29. Bxb5 $1 {[%mdl 512]} Qc7 30. Rxe6 $16) (28... Qxa4 29. Qxg7#) 29.  Bxe8 Rxe8 30. Rxe6 Rxe6 {[#]} 31. Rxg7+ $1 {[%mdl 576] Remove Defender} Qxg7  32. Qxe6+ {[%mdl 64] Double Attack} Qf7 {[#]} 33. Qxf7+ (33. Qd6 $1 $16) 33...  Kxf7 $16 {[%mdl 4096] Endgame KP-KP. The position is equal.} 34. Kf1 Ke6 35.  Ke2 f4 36. g4 fxg3 $1 37. fxg3 Ke5 38. Ke3 d4+ 39. Kf3 Kf5 40. g4+ Kg5 41. Kg3  $1 d3 42. h4+ $1 Kf6 {And now ...d2 would win.} 43. Kf3 Ke5 44. Ke3 d2 45. Kxd2  {Ke3 is the strong threat.} Kf4 46. g5 Kg4 47. Ke3 Kxh4 48. Kf4 a6 49. a3 b6  50. a4 a5 51. b3 Kh3 $1 {[%cal Rh3h4] aiming for ...Kh4.} 52. Kf3 $1 Kh4 {  Accuracy: White = 70%, Black = 75%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.16"] [Round "5.7"] [White "L'Ami, Erwin"] [Black "Saduakassova, Dinara"] [Result "1-0"] [ECO "E25"] [WhiteElo "2606"] [BlackElo "2519"] [Annotator "TA"] [PlyCount "105"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 17,105,10,0,19,22,22,24,23,82,70,118,104,123,130,126,111,127,73,70,64,  83,89,90,90,90,90,90,90,89,89,85,75,89,83,98,83,74,60,51,54,47,54,56,53,64,67,  63,22,19,7,34,13,135,136,135,135,138,137,131,131,140,139,138,139,223,203,233,  235,235,223,950,922,860,860,1559,1353,6404,5222,29986,29987,29987,29988,29988,  29989,29989,29990,29990,29991,29992,29993]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3  d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5 9. Nh3 O-O 10. Nf4 {E25:  Nimzo-Indian: Sämisch: 5...c5 6 f3 d5 7 cxd5} Nc6 (10... Nxc3 11. Qc2 Nd5 12.  Nxd5 exd5 13. Bb2 Nc6 14. e3 Be6 15. Bb5 Na5 16. Rb1 Nc4 17. Bxc4 dxc4 {  1/2-1/2 (17) Adhiban,B (2695)-Kunte,A (2469) Makati 2018}) 11. Nxd5 exd5 12.  Bf4 {White has an edge.} Qf6 (12... Be6 $11) 13. Qd2 $16 Re8 14. Kf2 ({Much  weaker is} 14. Qxd5+ $6 Be6 $11) 14... Be6 $146 ({Predecessor:} 14... Na5 15.  Qxd5+ Be6 16. Qe5 Qxe5 17. Bxe5 Nb3 {1/2-1/2 (62) Rosenthal,J (2349)-Carron,J  (2369) Switzerland 2012}) 15. e3 Rac8 16. Bb5 a6 17. Bxc6 ({Better is} 17. Be2)  17... Rxc6 18. Qd4 Qe7 19. Rab1 Rxc5 {[#]} 20. Rxb7 $1 {[%mdl 512]} Qxb7 21.  Qxc5 Qb2+ 22. Kg3 Bf7 23. h4 h6 24. h5 Re6 25. Qc8+ Re8 26. Qxa6 Qxc3 27. a4 d4  28. exd4 Qxd4 29. a5 Qd5 30. Qb6 Re6 31. Qc7 {Black must now prevent a6.} Rc6  32. Qb8+ Kh7 33. Qa7 Qe6 34. Qe3 $36 {[%mdl 2048] aiming for Qxe6. White has  the initiative.} Qa2 (34... g5 $11 35. hxg6+ Qxg6+ 36. Kf2 Rc2+ 37. Ke1 h5) 35.  Qe5 Qe6 36. Qxe6 Rxe6 {[%mdl 4096] Endgame KRB-KRB} 37. Ra1 {Strongly  threatening a6.} Ra6 38. Kh4 Bd5 39. Be3 Re6 40. Bd4 {Hoping for a6.} Re2 (  40... g5+ $16 {is a better defense.} 41. hxg6+ Rxg6) 41. Kg3 Rd2 42. Be5 Re2  43. Bf4 Ra2 $2 (43... g5 44. hxg6+ Kxg6) 44. Rxa2 $18 Bxa2 {KB-KB} 45. a6 g5  46. Bd2 f4+ {[#]} 47. Bxf4 $1 {[%mdl 512]} gxf4+ 48. Kxf4 {KB-KP. White mates.}  Bd5 49. Ke5 Ba8 50. Kf6 Bc6 51. a7 Ba8 52. Ke7 Kg7 53. f4 {Accuracy: White =  77%, Black = 38%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.1"] [White "Carlsen, Magnus"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "D53"] [WhiteElo "2872"] [BlackElo "2822"] [Annotator "TA"] [PlyCount "55"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 20,55,23,21,27,20,15,17,7,15,23,14,13,20,18,3,1,12,6,0,0,6,0,0,0,0,0,0,  0,0,0,0,0,0,0,-4,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 h6 6. Bh4  dxc4 7. e3 c5 8. Bxc4 cxd4 9. Nxd4 Bd7 10. O-O O-O 11. Rc1 Nc6 {[%cal Bb8c6,  Bc6b4,Bb4d5][%mdl 32] D53: Queen's Gambit Declined: 4 Bg5 Be7: Early deviations  } 12. Nb3 (12. Nf3 a6 13. Be2 Nh5 14. Bxe7 Qxe7 15. Ne4 Rfd8 16. Qd6 Qxd6 17.  Nxd6 Rab8 18. Rfd1 Nf6 19. Rd2 {1/2-1/2 (32) Shankland,S (2731)-Lenderman,A  (2637) Saint Louis 2019}) 12... Rc8 13. Be2 Nd5 {[#] White must now prevent ...  Nxc3.} 14. Bg3 Nxc3 15. Rxc3 {Threatens to win with Rd3.} Nb4 {The position is  equal.} 16. Rxc8 Qxc8 {[#]} 17. Bd6 $146 ({Predecessor:} 17. a3 Nc6 18. Qc2 e5  19. Qc3 {1/2-1/2 (47) Dorfman,J (2580)-Van der Sterren,P (2490) Brussels 1993})  17... Nd5 18. Bxe7 Nxe7 19. Qd6 Nf5 20. Qa3 Qb8 21. e4 Qe5 22. exf5 {[#] Strongly threatening Bf3.} Qxe2 23. Nd4 Qe5 24. fxe6 Qxd4 25. exd7 {Hoping for  Qe7.} Rd8 26. g3 Rxd7 27. Re1 Kh7 28. Qf3 {Accuracy: White = 72%, Black = 86%.}  1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.2"] [White "Giri, Anish"] [Black "Kovalev, Vladislav"] [Result "1-0"] [ECO "C54"] [WhiteElo "2768"] [BlackElo "2660"] [Annotator "TA"] [PlyCount "101"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 13,101,13,14,14,22,20,28,11,-9,-1,17,5,26,8,16,28,30,48,25,19,39,32,43,  20,52,33,51,44,77,72,91,87,141,160,172,158,162,132,189,49,49,47,50,51,51,51,50,  50,45,46,47,46,46,41,49,47,47,43,92,69,240,245,275,289,283,281,289,245,221,245,  275,275,296,310,310,310,29973,29974,29974,29975,29975,29976,29974,29975,29975,  29975,29982,29937,29984,29985]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3  d6 6. Bg5 h6 7. Bh4 a6 8. Nbd2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5  d4 and 5 d3} Ba7 9. O-O O-O 10. a4 {White has an edge.} g5 11. Bg3 Kg7 12. Re1  Nh7 13. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} h5 {White must now prevent ...h4.} 14.  h3 h4 15. Bh2 g4 16. hxg4 Bxg4 17. b5 Ne7 18. d4 Ng6 {[#]} 19. bxa6 $146 ({  Predecessor:} 19. Be2 Qf6 20. bxa6 bxa6 21. Kh1 Nf4 {1/2-1/2 (21) Anand,V  (2757)-Nakamura,H (2741) Kolkata 2019}) 19... bxa6 20. Nf1 exd4 21. cxd4 Bxf3  22. gxf3 f5 (22... Qf6 $142) 23. Ne3 ({Not} 23. Bxa6 f4 $17) 23... fxe4 24.  fxe4 Qg5+ 25. Kh1 $1 {Threatens to win with Rg1.} Rxf2 {Strongly threatening ..  .Nf6.} 26. Nf5+ (26. Bg1 $18 Rb2 27. Qc1) 26... Kh8 $14 {[%csl Gf2][%cal Rg5g2] } 27. Rg1 Rxh2+ $1 {[%mdl 64] Remove Defender, Decoy} 28. Kxh2 Qf4+ {[%mdl 64] Double Attack} 29. Kh3 Ng5+ 30. Rxg5 $1 Qxg5 31. Qg1 $1 $40 {[%cal Rg1g5][%mdl  128] White mounts an attack.} Nf4+ 32. Kh2 Qxg1+ 33. Rxg1 {Rg4! is the strong  threat.} d5 34. Bxd5 Nxd5 35. exd5 {[%mdl 4096] Endgame KRB-KRN} Re8 36. Kh3  Bb6 $2 (36... Re4 $1 $14) 37. Kxh4 $18 Rd8 38. Rg5 Kh7 39. Rh5+ Kg6 {[#]} 40.  Ne7+ $1 Kf6 41. Nc6 Re8 42. Re5 Rh8+ 43. Kg4 a5 44. Rf5+ Kg6 $2 (44... Kg7 $18  45. d6 cxd6) 45. Ne5+ {White mates.} Kg7 {[#]} 46. Rg5+ $1 Kh7 47. Rh5+ Kg7 48.  Rxh8 Kxh8 49. Nc4 Kg7 50. Kf5 Kf7 51. d6 {Accuracy: White = 84%, Black = 51%.}  1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.3"] [White "Van Foreest, Jorden"] [Black "Anand, Viswanathan"] [Result "1/2-1/2"] [ECO "C48"] [WhiteElo "2644"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "68"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 9,68,0,1,11,15,35,50,43,66,52,66,51,62,62,66,33,55,43,71,53,62,61,88,57,  54,50,66,36,46,8,9,13,39,0,0,0,0,0,0,0,9,6,33,1,9,4,2,-9,-9,-15,-14,-49,0,0,0,  0,0,0,6,5,16]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Bc4 c6 6. Nxe5 {  C48: Four Knights: 4 Bb5, replies other than 4...Bb4} d5 7. exd5 $1 Bd6 {  [#] aiming for ...cxd5.} 8. Nf3 {White is slightly better.} Qe7+ 9. Kf1 (9. Be2  Nxf3+ 10. gxf3 Nxd5 11. Nxd5 cxd5 12. d4 Bf5 13. Be3 {0-1 (41) Nepomniachtchi,  I (2767)-Kramnik,V (2753) Moscow 2019}) 9... Nxf3 10. Qxf3 O-O 11. dxc6 Re8 {  [%csl Ge8][%cal Re7e1] [#]} 12. Qe2 {Strongly threatening Qxe7.} (12. Qd1 {  looks sharper.} bxc6 13. d3 Be5 14. h3 Rb8 15. Bb3) 12... Qd8 13. Qd1 bxc6 $146  14. d3 Rb8 15. h3 Be5 16. Bb3 c5 17. Be3 Qc7 18. Qd2 Ba6 19. Re1 c4 20. dxc4  Bxc4+ 21. Bxc4 Qxc4+ 22. Qd3 Qxd3+ 23. cxd3 Rxb2 24. d4 Bc7 25. Re2 Rbb8 26. g3  Ba5 27. Na4 Nd5 28. Nc5 Bc3 29. Nb3 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 30. Bc1  Rxe2 31. Kxe2 {The position is equal.} a4 32. Nc5 Bxd4 33. Ne4 $1 Re8 34. Kf3  Nc3 {Accuracy: White = 45%, Black = 63%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.4"] [White "So, Wesley"] [Black "Duda, Jan-Krzysztof"] [Result "1/2-1/2"] [ECO "E04"] [WhiteElo "2765"] [BlackElo "2758"] [Annotator "TA"] [PlyCount "67"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 13,67,21,50,20,25,25,37,37,31,31,31,18,28,15,16,14,23,12,28,23,21,10,23,  27,10,17,39,45,32,38,42,40,50,17,35,29,54,27,42,18,20,15,23,31,27,23,37,0,8,0,  0,0,0,0,0,-6]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. O-O Nc6 7.  e3 Bd7 8. a4 {[%mdl 1024] White has compensation. E04: Open Catalan: 5 Nf3} (8.  Qe2 b5 9. b3 cxb3 10. axb3 Be7 11. Bd2 O-O 12. Rc1 Nb4 13. Ne5 Nfd5 14. Nc3 c6  15. Ne4 f6 16. Nxd7 Qxd7 17. Nc5 Bxc5 18. Rxc5 f5 19. Ra5 Qc7 20. Ra1 Qd7 21.  Ra5 Qc7 22. Ra1 Qd7 {1/2-1/2 (22) So,W (2780)-Duda,J (2737) chess.com INT 2018}  ) 8... Bd6 $146 ({Predecessor:} 8... Bb4 9. Nbd2 c3 10. bxc3 Bxc3 11. Ba3 Bxa1  12. Qxa1 Ne7 13. Ne5 Rb8 14. Rb1 b6 15. Rc1 O-O {0-1 (26) Konopka,M (2489)  -Simacek,P (2480) Brno 2006}) 9. a5 Nb4 10. Na3 {White is slightly better.} Bb5  11. Nd2 Bc6 12. Ndxc4 Bxg2 13. Kxg2 O-O 14. f3 Be7 15. Bd2 Nc6 16. Qb3 Rb8 17.  Bc3 b5 18. axb6 $1 cxb6 19. Nc2 Qc8 20. e4 b5 21. Na5 Nxa5 22. Bxa5 Qb7 23.  Rfd1 Rfc8 24. Ne3 Nd7 25. h4 Bf8 26. Rac1 Rxc1 27. Rxc1 {[#] aiming for Rc7.}  Rc8 28. Rc3 Nb8 29. Bb4 (29. Rxc8 {keeps more tension.} Qxc8 30. Bd2 Nd7 31. d5  Nb6 32. Qd3) 29... Rxc3 30. Qxc3 Qc6 {The position is equal.} 31. Bxf8 {  [#] Black must now prevent Bc5.} Qxc3 32. bxc3 {Strongly threatening Bd6.} Kxf8  33. Kf2 Ke7 34. Ke2 {Accuracy: White = 42%, Black = 74%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.5"] [White "Yu, Yangyi"] [Black "Firouzja, Alireza"] [Result "1/2-1/2"] [ECO "B90"] [WhiteElo "2726"] [BlackElo "2723"] [Annotator "TA"] [PlyCount "71"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 21,71,30,37,25,25,32,33,36,33,41,48,32,36,42,62,67,100,107,100,111,96,  106,90,102,82,67,65,60,62,69,71,62,61,69,61,62,53,58,51,51,65,31,37,33,46,60,  49,0,0,-2,0,-4]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5  7. Nf3 Qc7 8. a4 Be7 9. Be2 O-O 10. O-O Be6 11. a5 h6 12. Nd5 {B90: Sicilian  Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} Nxd5 13. exd5 Bf5 14.  c4 {White is slightly better.} Nd7 15. b4 Rac8 16. Rc1 Qd8 (16... Bh7 17. Nd2  f5 18. f3 Bg5 19. Qb3 Kh8 {1/2-1/2 (41) Anand,V (2773)-Korobov,A (2698) St  Petersburg 2018}) 17. Nd2 Nf6 $146 ({Predecessor:} 17... Bg5 18. c5 dxc5 19.  bxc5 Nf6 {1/2-1/2 (45) Rubinchik,L-Zelinskis,J USSR 1988}) 18. Qb3 Qd7 19. Rfd1  Ng4 20. Bxg4 Bxg4 21. f3 Bf5 22. c5 Qb5 {[%cal Rd6c5]} 23. Qc4 Bd3 24. Qxb5  Bxb5 25. Ne4 Rfd8 26. cxd6 Rxc1 27. Rxc1 Bxd6 28. Bb6 Rd7 29. Rc8+ Kh7 30. Bc5  Bc7 31. Kf2 f5 32. Nc3 Bc4 33. d6 Bd8 34. Na4 Bb5 35. Nb6 Bxb6 $1 36. axb6 {  Accuracy: White = 81%, Black = 79%.} 1/2-1/2  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.6"] [White "Dubov, Daniil"] [Black "Artemiev, Vladislav"] [Result "1-0"] [ECO "B12"] [WhiteElo "2683"] [BlackElo "2731"] [Annotator "TA"] [PlyCount "65"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 14,65,14,14,14,11,10,11,22,20,19,16,9,19,20,8,28,20,22,0,20,25,15,20,22,  25,57,37,22,0,15,0,15,15,121,34,116,111,87,105,129,122,129,120,476,337,29961,  29962,6412,5812,2466,1361,29991,29992]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5.  c4 e6 6. Nc3 Be7 7. cxd5 cxd5 8. Bd3 Bxd3 {B12: Caro-Kann: Advance Variation}  9. Qxd3 Nc6 10. Nf3 Nh6 {The position is equal.} (10... Rc8 11. g3 Bb4 12. Bd2  Nge7 13. a3 Bxc3 14. Bxc3 Nf5 15. O-O Qb6 16. Rfd1 {1/2-1/2 (23) Short,N (2674)  -Anand,V (2786) Wijk aan Zee 2005}) 11. Bxh6 Rxh6 12. Rc1 $146 ({Predecessor:}  12. g3 Kf8 13. O-O g6 14. Rfc1 Kg7 15. a3 Rh8 16. Na4 {1-0 (55) Balogh,C (2622)  -Harutjunyan,G (2476) Dubai 2010}) 12... Kf8 13. g3 g6 14. O-O Kg7 15. Na4 Rh8  16. Nc5 (16. Qb3 {seems wilder.} Rb8 17. Kg2 Qa5 18. Rc3 Rhc8 19. Rfc1) 16...  Bxc5 (16... Qb6 {looks sharper.} 17. a3 Rhc8 18. b4 a5 19. Na4 Qd8) 17. Rxc5  Qd7 18. Rfc1 Rhc8 19. Qc3 a5 20. a3 a4 21. Ne1 Qe7 22. Nf3 Qd7 $1 23. Kg2 Rc7 (  23... Ne7 $11) 24. Qc2 (24. Ng5 $16) 24... Qd8 (24... Rcc8 $1 $14) 25. Qd1 Rd7  26. Ng5 Ra6 27. g4 Qh8 28. Qf3 Rb6 $2 {[%mdl 8192]} (28... Ra8 $16 {is more  resistant.}) 29. gxh5 Qxh5 $2 {[#]} (29... gxh5 $18 30. Ra5 Qh6 31. Rxa4 Qg6)  30. Qf6+ $1 Kg8 {[#]} 31. Ra5 $1 {[%mdl 512] White threatens Ra8+ and mate.}  Qg4+ (31... Nxa5 32. Rc8+) 32. Kf1 {Threatening mate with Ra8+.} Nd8 {[#]} 33.  Ra8 $1 {[%mdl 512] Accuracy: White = 59%, Black = 33%.} 1-0  [Event "82nd Tata Steel Masters 2020"] [Site "Wijk aan Zee"] [Date "2020.01.17"] [Round "6.7"] [White "Xiong, Jeffery"] [Black "Vitiugov, Nikita"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2712"] [BlackElo "2747"] [Annotator "TA"] [PlyCount "77"] [EventDate "2020.01.11"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"]  {[%evp 11,77,11,18,19,22,12,27,14,16,1,18,14,15,27,26,19,14,2,5,19,17,7,7,10,  10,11,14,18,4,9,13,0,0,0,11,16,14,16,14,16,16,18,28,24,31,16,22,22,41,37,42,0,  0,0,5,5,14,8,6,6,6,3,36,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5.  d3 d6 6. O-O a6 7. a4 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5  d3} Ba7 8. Nbd2 O-O 9. b4 {White has an edge.} h6 10. h3 Re8 11. Re1 Be6 12.  Bxe6 Rxe6 13. Rb1 $146 ({Predecessor:} 13. Qc2 Qd7 14. Nf1 Ne7 15. Be3 Ng6 16.  Bxa7 Rxa7 {1-0 (59) Dominguez Perez,L (2758)-Wang,H (2756) Moscow 2019}) 13...  Qd7 14. b5 axb5 15. axb5 Ne7 16. Nc4 Ng6 17. b6 Bxb6 18. Rxb6 cxb6 19. Nxb6 {  [%mdl 64] [#] Double Attack} Qc6 20. Nxa8 {Strongly threatening Be3.} Re8 21.  c4 Rxa8 22. Qb3 Ra1 23. Be3 Rxe1+ 24. Nxe1 Nd7 25. Nc2 Nc5 26. Qa3 Na6 27. Qa5  Nf8 28. Na3 Ne6 29. Nb5 Nac5 30. Qa8+ Kh7 31. Qb8 Nxd3 32. Nxd6 f6 33. Nf5 {  [#] Ne7 is the strong threat.} Qd7 34. Qd6 (34. h4 {is more complex.} h5 35. f3  Ndc5 36. Kh2 Nd3 37. Qd6) 34... Qxd6 35. Nxd6 Ndc5 36. g4 g6 37. Ne8 Nxe4 38.  f3 N4g5 39. Nxf6+ {Accuracy: White = 66%, Black = 69%.} 1/2-1/2