[Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.1"] [White "Anton Guijarro, David"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "B90"] [WhiteElo "2679"] [BlackElo "2764"] [Annotator "Shahid"] [PlyCount "107"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,107,14,14,17,4,10,13,12,11,16,11,15,4,7,0,6,6,12,7,22,13,22,9,22,30, 30,29,39,30,33,13,40,0,58,65,88,73,66,60,84,95,107,96,100,72,78,61,66,54,57,49, 89,45,59,59,67,59,72,33,59,59,59,60,60,43,45,27,28,14,31,16,17,25,22,6,5,3,3, 10,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bg5 Be6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 9. Bxf6 Bxf6 10. Nd5 Nd7 11. Bc4 Rc8 12. Qe2 Nb6 13. Nxb6 Qxb6 14. Bxe6 fxe6 15. c3 O-O 16. O-O Qc6 {[#]} 17. Qd1 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 17. Ne1 Bd8 18. Nd3 Bb6 19. Kh1 Rf6 20. f3 Rcf8 21. Rfd1 h6 22. Nb4 Qc7 23. Nc2 {1/2-1/2 (30) Anand,V (2764)-Giri,A (2779) Paris 2019}) 17... Be7 18. Re1 Rf6 19. a5 Rcf8 20. Qa4 Qc8 21. Re3 Bd8 22. c4 Rf4 23. Qb3 Kh8 (23... Qc5 $11) 24. h3 $14 R4f6 25. Qd3 Qc5 26. Qc3 Bc7 27. b4 {[%CAl Bb2b4,Bb4b5][%mdl 32]} Qc6 28. b5 Qc5 29. b6 (29. Qa3 ) 29... Bb8 30. Qb3 h6 31. Ra2 Rc8 32. Ra4 Rf7 33. Re1 Rd8 34. Qb4 Qc6 35. Raa1 Rf4 36. Qa4 (36. Nd2 {looks sharper.} Qd7 37. f3 Rc8 38. Rac1 Rff8 39. Nb3) 36... Rc8 37. Qxc6 Rxc6 38. Nd2 Rf8 39. Red1 Kg8 40. f3 Kf7 41. Kf1 Ke7 42. Ke2 Rc5 43. h4 Rd8 44. Ra2 {The position is equal.} d5 45. cxd5 exd5 46. exd5 Rdxd5 47. Rda1 Bd6 48. Ne4 Rc4 49. Rd2 Rxd2+ 50. Nxd2 Rc5 51. h5 e4 52. Nxe4 Rxh5 53. Kd3 Kd7 54. Kc4 {Weighted Error Value: White=0.08/Black=0.08} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.2"] [White "Donchenko, Alexander"] [Black "Esipenko, Andrey"] [Result "0-1"] [ECO "A13"] [WhiteElo "2668"] [BlackElo "2677"] [Annotator "Shahid"] [PlyCount "84"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,84,16,39,30,22,29,22,28,22,14,30,22,22,33,20,26,36,35,35,30,31,31,12, 26,-15,-7,-21,0,-1,0,-11,0,0,0,0,0,0,0,-3,-4,-50,-62,-59,-56,-112,-119,-118, -118,-145,-164,-145,-131,-124,-166,-198,-196,-412,-425,-425,-417,-425,-417, -547,-519,-575,-535,-1473,-1349,-29980,-29982,-29982,-29983]} 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. Nc3 Qc7 {A13: English Opening: 1...e6.} 9. O-O b6 10. d4 Bb7 {The position is equal.} 11. Bf4 Bd6 12. Bxd6 Qxd6 13. Rfd1 O-O 14. e4 Qc7 15. Rac1 {[%CAl Ba1c1,Bc1c2,Bc2d2] [%mdl 32]} cxd4 16. Nxd4 Rad8 {[#]} 17. Qe2 $146 {Strongly threatening Nd5.} ({ Predecessor:} 17. f4 e5 18. Nd5 Qxc2 19. Nxc2 exf4 20. gxf4 Nc5 21. Nce3 Bxd5 22. exd5 Rfe8 23. Nc4 {1-0 (51) Giri,A (2779)-Karjakin,S (2748) Riga 2019}) 17... Qb8 $1 18. Rc2 b5 19. Nb3 (19. e5 $5 Bxg2 20. exf6 $11) 19... Ne5 20. Nc5 Bc8 21. Rcd2 Qc7 {Hoping for ...Rxd2.} 22. Nd3 Nxd3 23. Rxd3 b4 24. Rxd8 Rxd8 25. Rxd8+ Qxd8 26. Nd1 Bb7 27. e5 $2 (27. f3) 27... Bxg2 28. Kxg2 Qd5+ $1 29. Kg1 {[#]} ({White should play} 29. Qf3 $15 Ne4 30. Ne3 Qxe5 31. Qe2) 29... Nd7 $1 $17 30. Ne3 (30. f4 Qxa2) 30... Qxa2 31. Qd1 Nf8 32. Qd4 a5 33. Nc4 h5 34. Nd6 Ng6 35. Qa7 $2 {[#]} (35. Kf1 {was worth a try.}) 35... Qb1+ $1 $19 36. Kg2 Nxe5 37. Qxa5 Qxb2 38. Qa8+ Kh7 39. Qe4+ f5 40. Qh4 Qe2 41. Qxb4 Nd3 42. Qb6 h4 {Weighted Error Value: White=0.47/Black=0.02} 0-1 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.3"] [White "Carlsen, Magnus"] [Black "Vachier-Lagrave, Maxime"] [Result "1-0"] [ECO "D85"] [WhiteElo "2862"] [BlackElo "2784"] [Annotator "TA"] [PlyCount "79"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,79,47,12,31,0,1,2,8,0,17,0,0,0,14,14,0,0,0,0,0,0,8,8,17,16,43,37,35, 39,81,70,70,68,79,81,67,57,112,111,120,105,83,72,68,15,82,79,203,175,190,182, 233,190,287,277,276,267,312,310,422,381,734,734,733,733,731,732,708,635]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Qd7 { D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 8. Qa3 b6 9. Nf3 c5 {The position is equal.} 10. Be3 O-O 11. Rd1 cxd4 12. cxd4 Qd6 13. Qxd6 exd6 {[#]} 14. Rc1 $146 ({Predecessor:} 14. Bc4 Bb7 15. Nd2 Na6 16. O-O Nb4 17. d5 f5 18. Bf4 Rad8 19. g3 h6 20. h4 {1/2-1/2 (39) Debashis,D (2503) -Cheparinov,I (2681) Caleta 2015}) 14... Bb7 15. Bd3 Nc6 16. Kd2 Rac8 17. h4 Nb4 18. Bb1 Rce8 19. a3 Nc6 20. Ba2 Rxe4 (20... Re7) 21. Bd5 $1 {[%csl Bc6,Be4] [%mdl 64] [#] Double Attack} Na5 22. Bxe4 Bxe4 23. Rc7 a6 24. h5 b5 ({Black should play} 24... Re8 $14) 25. h6 $16 Bf6 26. Bg5 Bh8 27. Rh4 Bd5 28. Kc3 ({ White should try} 28. Kd3 $14) 28... Nc4 {[#]} (28... Nc6 $11) 29. Nd2 $1 $36 { [%CAl Rd2c4][%mdl 2048] White is in control.} Nxa3 {This costs Black the game.} (29... Nb6 $16 {was worth a try.}) 30. Kb4 $18 {And now Be7 would win.} Nc4 31. Nxc4 Bxc4 (31... bxc4 {was necessary.} 32. Be7 Rb8+ 33. Ka4 Ra8) 32. Be7 Re8 ( 32... Ra8 $142) 33. Rf4 ({Much less strong is} 33. Bxd6 $6 Rd8 $16) 33... f5 34. g4 ({Don't do} 34. Bxd6 $6 Bf6 $16) 34... Kf7 35. Bxd6+ Ke6 36. Bc5 Bf6 $2 (36... a5+ 37. Kxa5 Kf6 38. gxf5 Ra8+ 39. Kb4 gxf5 40. Rxh7 Kg5) 37. gxf5+ { White is clearly winning.} gxf5 38. Rc6+ {[%mdl 64] Double Attack} Kf7 39. Rxf5 Re6 40. d5 {Weighted Error Value: White=0.07/Black=0.25} 1-0 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.4"] [White "Van Foreest, Jorden"] [Black "Grandelius, Nils"] [Result "1-0"] [ECO "B90"] [WhiteElo "2671"] [BlackElo "2663"] [Annotator "TA"] [PlyCount "93"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,93,32,28,0,10,24,12,0,0,0,0,0,0,-33,-37,-43,-18,0,0,0,2,0,12,18,16,14, 22,10,71,71,62,65,108,100,93,96,81,88,105,102,167,133,133,130,108,97,85,45,233, 235,224,222,543,349,341,341,702,696,783,755,677,391,479,460,506,520,517,502, 516,496,656,607,29966,12791,29972,29973,29960,6393,29981,29978,29990,29991, 29992,29993,29996,29995]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5. } Nbd7 7. Be2 b5 8. a4 {[#] The position is equal.} Nc5 $146 ({Predecessor:} 8... b4 9. Nd5 Bb7 10. Nxf6+ Nxf6 11. Bf3 Qc7 12. O-O e6 13. Bg5 Be7 14. Rfd1 O-O {0-1 (31) Socko,M (2421)-Sarana,A (2636) Tornelo INT 2020}) 9. Qe3 b4 10. Nd5 Ncxe4 11. a5 (11. Nxb4 {with more complications.} Qc7 12. f3 Nc5 13. O-O g6 14. Rd1) 11... Nxd5 12. Qxe4 e6 (12... Bb7 {is more complex.} 13. O-O Qc8 14. Nf5 e6 15. Re1 g6) 13. O-O $36 {[%mdl 2048] White has some pressure.} Bd7 14. Bd2 Be7 15. Bf3 O-O 16. Qd3 Qb8 17. c4 bxc3 $1 18. bxc3 Ra7 (18... Bf6 $11 { remains equal.}) 19. Rfb1 Qc8 20. c4 Nf6 {[#]} 21. Nb5 $1 {[%CAl Rb5a7]} axb5 22. cxb5 Bxb5 23. Qxb5 {Black must now prevent Be3.} Nd7 24. Bb7 {[%mdl 1024] White has strong compensation.} Qd8 (24... Qc7 $16) 25. a6 $18 Bf6 26. Ba5 Qe8 27. Bc7 Bxa1 28. Rxa1 d5 $2 {Now Black is done in.} ({Black should try} 28... Nc5 $14 29. Qb6 Qd7) 29. Bd6 Qd8 30. Rc1 g6 $2 (30... Re8 31. Rc7 Nb8) 31. h3 Re8 32. Rc7 Nf6 $2 (32... Nb8 33. Rc8 {[%mdl 64] Discovered Attack} Qxc8 34. Bxc8 Rxc8) 33. Be5 Ne4 34. Qc6 Rf8 35. Bd4 Qb8 36. f3 Rxa6 37. Bxa6 (37. Qxa6 $2 {perishes.} Qxc7 38. fxe4 Rb8 $19) 37... Qb4 38. Be5 ({Weaker is} 38. fxe4 Qxd4+ 39. Kh2 Qe5+ 40. Kg1 Qd4+ 41. Kh2 Qe5+ 42. Kg1 Qd4+ $14) 38... Qe1+ 39. Kh2 Nf2 40. Qc3 Qh1+ 41. Kg3 Qg1 42. Rc8 Nh1+ 43. Kh4 {[#] Threatening mate with Rxf8+.} Qf2+ 44. g3 {White mates.} g5+ 45. Kxg5 f6+ 46. Kh6 fxe5 47. Qxe5 {Accuracy: White = 86%, Black = 51%.} 1-0 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.5"] [White "Tari, Aryan"] [Black "Caruana, Fabiano"] [Result "1/2-1/2"] [ECO "C01"] [WhiteElo "2625"] [BlackElo "2823"] [Annotator "TA"] [PlyCount "84"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,84,7,0,0,0,0,0,17,0,0,16,22,0,0,0,0,-27,4,-22,-8,-16,0,-24,0,-27,-20, -16,-19,-11,0,0,0,-19,-12,-22,-4,-12,-13,-6,-17,-13,0,0,0,0,0,0,33,0,33,0,0,0, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Nc6 5. Bd3 Bg4 6. c3 Bd6 7. O-O Nge7 8. Nbd2 Qd7 9. b4 O-O $1 {The main line 9... 0-0 scores better than 9...Ng6. C01: French: Exchange Variation.} 10. Re1 Rae8 11. Nf1 Ng6 {[#] White must now prevent ...Bxf3.} 12. Ne3 {[#]} f5 $146 ({ Predecessor:} 12... Nf4 13. Nxg4 Qxg4 14. Bxf4 Bxf4 {1/2-1/2 (14) Djuric,Z (2234)-Milanovic,S (2340) Serbia 2008}) 13. Nxg4 fxg4 14. Bxg6 (14. Rxe8 { with more complications.} Qxe8 15. Ne1 Nh4 16. g3 Qh5 17. a4) 14... hxg6 15. Rxe8 Rxe8 16. Ne1 Nd8 17. g3 Nf7 18. Ng2 c6 19. Bd2 Bc7 20. Qc2 Qf5 21. Ne3 Qh5 {[#] And now ...Ng5 would win.} 22. Ng2 Qf5 23. Ne3 Qh5 {Strongly threatening . ..Ng5.} 24. Ng2 Bd8 25. Rf1 Nd6 26. Bf4 $1 {[%CAl Rf4d6]} Ne4 27. c4 Bf6 28. cxd5 Qxd5 29. Ne3 Qe6 30. Be5 Bxe5 31. Qxe4 Bd6 (31... Bf6 $5 {[%CAl Re6e4]} 32. Qxe6+ Rxe6 $11) 32. Qb1 Qe4 33. Qb3+ Kh7 {The position is equal.} 34. b5 c5 35. dxc5 (35. Re1 {feels hotter.} Qf3 36. Qd1 Bf8 37. d5 Re4 38. Qxf3 gxf3 39. Kf1) 35... Bxc5 36. Rc1 Bxe3 37. Qxe3 Qxe3 38. fxe3 Rxe3 $11 {KR-KR} 39. Rc7 Ra3 40. Rxb7 Rxa2 41. b6 axb6 42. Rxb6 Kh6 {An uneventful encounter. Weighted Error Value: White=0.06/Black=0.07} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.6"] [White "Firouzja, Alireza"] [Black "Wojtaszek, Radoslaw"] [Result "1/2-1/2"] [ECO "D02"] [WhiteElo "2749"] [BlackElo "2705"] [Annotator "TA"] [PlyCount "125"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,125,29,27,31,32,13,30,0,0,-5,-10,-7,-4,-7,0,0,18,14,33,33,50,68,70,0, 41,48,46,45,55,19,58,41,82,74,64,75,70,71,49,36,71,58,80,72,79,59,87,80,78,77, 82,56,97,87,79,88,117,110,114,97,122,108,115,133,147,70,46,51,68,66,66,67,108, 83,91,92,96,70,102,106,102,94,94,95,100,87,85,60,100,31,19,22,73,90,139,41,63, 45,225,214,180,175,163,147,165,166,191,86,125,93,162,60,35,35,34,53,53,0]} 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Nc3 {[#]} Nf6 $146 ({Predecessor:} 4... Bf5 5. a4 a5 6. Nh4 e6 7. Bg2 Nf6 8. Nxf5 exf5 9. O-O Bb4 10. Qd3 g6 11. Bg5 {0-1 (39) Svane,R (2349)-Bluebaum,M (2470) Playchess.com INT 2020}) 5. a4 a5 6. Bg2 { D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} h6 7. O-O Bf5 8. Nh4 {White has an edge.} Bh7 9. f4 e6 10. f5 Be7 11. Bh3 Qd7 12. Qd3 Qc6 13. Nb5 Nc4 14. Bf4 Nd6 15. Qe3 Nc4 16. Qd3 (16. Qf3 $14 e5 17. dxe5 (17. Bxe5 O-O $11)) 16... Bd6 17. Nxd6+ Nxd6 {[%CAl Bc4d6,Bd6e4,Be4d2][%mdl 32]} 18. Be5 Nde4 19. Qa3 Qd7 20. c4 c6 21. fxe6 fxe6 22. cxd5 Nxd5 23. Bg2 Nd2 24. Rfc1 Rf8 25. Nf3 Nxf3+ 26. Bxf3 {aiming for Rf1.} Kf7 27. e4 Nb4 28. Qe3 Kg8 29. Rc3 Rad8 30. h4 b6 31. Be2 Qe7 32. Bg4 Qf7 33. h5 Qe7 34. Rac1 Qe8 35. Bc7 Rd7 36. Bxb6 {And now Bc5 would win.} Na2 37. Rxc6 ({Better is} 37. Bxa5 $16 Nxc1 38. Rxc1) 37... Nxc1 $14 38. Rxc1 Rb7 39. Bc5 Rff7 40. b3 Rfc7 41. Re1 Rc6 42. Be2 Qb8 43. Bb5 Rc8 44. Bc4 $1 {[%CAl Rc4e6]} Kh8 45. Rf1 Bg8 46. Kg2 Rd7 47. Rf2 Qb7 48. Re2 Qc7 49. Ba3 ({White should try} 49. e5 $16) 49... Qb6 50. Bb2 Bh7 ( 50... Rf8 $11 {keeps the balance.}) 51. Qf4 $16 Bg8 52. Qg4 (52. d5 $1 $16 exd5 53. exd5) 52... Rcd8 53. Bc3 Qc6 $2 (53... Rxd4 $14 54. Bxd4 Rxd4) 54. Bxa5 $18 Rb8 55. Qf4 Rdb7 56. Qe3 Qe8 57. g4 Qd7 {[#] intending ...e5.} 58. Qg3 (58. Kh3 $1 $18) 58... Qxd4 $16 59. Bc3 Qd1 {[#]} (59... Qd8 $16) 60. Rd2 (60. Be5 $1 $18 {Threatens to win with g5.} Rc8 61. Qe1) 60... Qb1 $1 $14 {White is slightly better.} 61. Qf4 {Strongly threatening Rb2.} e5 $1 {[%CAl Re5f4]} 62. Bxe5 Bxc4 63. bxc4 {Weighted Error Value: White=0.17/Black=0.17} (63. Bxb8 $14 Rf7 64. Qe3 (64. bxc4 Rxf4 65. Bxf4 Qxe4+ {[%mdl 64] Double Attack} 66. Kg3 Qxc4 $17) 64... Bxb3 65. Bf4 Bxa4 66. Kg3) 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "13.7"] [White "Duda, Jan-Krzysztof"] [Black "Harikrishna, Pentala"] [Result "1/2-1/2"] [ECO "D46"] [WhiteElo "2743"] [BlackElo "2732"] [Annotator "TA"] [PlyCount "115"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 24,115,33,18,20,17,23,-31,17,16,19,15,14,16,20,18,14,15,13,18,13,21,20, 11,10,9,13,8,11,10,10,11,24,12,16,18,20,18,15,7,25,21,26,25,26,11,12,0,43,6,14, 12,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O e5 9. cxd5 cxd5 10. e4 exd4 11. Nxd5 Nxd5 12. exd5 h6 13. Nxd4 { 13.b3 is vanishing.} Qh4 {[%csl Gd6][%CAl Rh4h2] [#] D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 14. Nf3 Qh5 15. Bh7+ Kh8 {Black is slightly better.} 16. Qf5 Qxf5 17. Bxf5 Nf6 18. Bxc8 Rfxc8 19. Rd1 Rd8 20. Be3 Be7 21. d6 Rxd6 22. Rxd6 Bxd6 23. Rd1 Be7 {[#]} 24. Kf1 $146 ({Predecessor:} 24. g3 Kg8 25. Kg2 Kf8 26. Ne5 Ke8 27. Kf3 Nh7 28. h4 Nf8 29. h5 f6 30. Nc4 {0-1 (48) Yilmaz,M (2636)-Potkin,V (2597) St Petersburg 2018}) 24... a6 25. h3 Kg8 26. Ke2 Re8 27. Ne5 Rc8 28. g4 Rc2+ 29. Rd2 Rxd2+ 30. Bxd2 $11 {[%mdl 4096] Endgame KBN-KBN} Kf8 31. Nc4 Nd5 32. Na5 b6 33. Nc6 Bg5 34. Bxg5 hxg5 {KN-KN} 35. Kf3 a5 36. Ke4 Nf4 {The position is equal.} 37. Ne5 Nxh3 38. Ke3 Ke7 39. Nc4 b5 40. Nxa5 Kd6 41. Nb3 Kd5 42. Nc1 Nf4 43. Ne2 Ne6 44. Nc3+ Kc4 45. Ne4 { aiming for Nd6+.} Kd5 46. Nc3+ Kc4 47. f3 g6 48. Ne4 {Hoping for Nd6+.} Kd5 49. Nc3+ Kc4 50. Ne4 {And now Nd6+ would win.} Kd5 51. Kd3 f5 52. Nc3+ Kc5 53. Ne2 b4 54. a3 bxa3 55. bxa3 Nc7 56. Ng3 Nb5 57. a4 Nd4 58. a5 {A rather calm draw. Weighted Error Value: White=0.04/Black=0.02} 1/2-1/2 [Event "83rd Tata Steel Masters 2021-TB"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "1.1"] [White "Van Foreest, Jorden"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "C24"] [WhiteElo "2671"] [BlackElo "2764"] [Annotator "Shahid"] [PlyCount "87"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,87,0,13,0,0,0,0,0,0,-8,0,0,10,0,49,19,45,-5,-7,-32,-39,-28,-22,-54, -10,-12,-8,-10,-5,-5,-4,-35,-45,-107,-87,-87,-87,-87,-88,-91,-85,-94,-89,-338, -45,-33,-56,-58,-27,-37,-6,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8, 8,8,8,8]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 {And now ...a4 would win.} 6. Nc3 {C24: Bishop's Opening: 2...Nf6.} (6. Nxe5 $2 a4 $19) 6... Bb4 {Strongly threatening ...a4.} 7. a3 ({Don't go for} 7. Nxe5 $2 a4 $19) 7... Bxc3+ 8. bxc3 a4 9. Ba2 dxe4 10. Nxe5 O-O 11. O-O {[#]} Qe7 $146 ({Predecessor: } 11... Nbd7 12. Nxd7 Bxd7 13. dxe4 Nxe4 14. Qf3 Qe7 15. Rb1 Nd6 16. c4 c5 17. Qd5 Rfe8 18. Qxc5 {1/2-1/2 (54) Jensen,K (2276)-Dutra,A (2431) ICCF email 2018} ) 12. d4 Nbd7 13. Bf4 Nd5 14. Qd2 (14. Nxd7 {feels hotter.} Bxd7 15. Bd2 Rfe8 16. Re1 Nf6 17. Qb1) 14... Nxf4 15. Qxf4 Nxe5 16. dxe5 Ra5 17. Qxe4 Qxe5 18. Qb4 Rb5 19. Qxa4 Qxc3 20. Bb3 Rg5 $36 {[%mdl 2048] Black is more active.} 21. Rfe1 (21. Qf4 $15 Rg4 22. Qe3 Qxe3 23. fxe3) 21... Bh3 {( -> ...Qf3)} (21... Rg4 22. f4 (22. Qa8 Rxg2+) (22. Re4 $4 Qxa1+) (22. Qa7 Rxg2+) 22... Qf3 23. g3 Rxg3+ 24. hxg3 Qxg3+ 25. Kh1 (25. Kf1 Bh3+ 26. Ke2 Re8+ 27. Kd2 Rd8+ 28. Kc1 ( 28. Ke2 Bg4+ 29. Kf1 Bf3) 28... Qxe1+ $19) 25... Bg4) 22. Qf4 {White threatens Qxf7+! and mate.} Rxg2+ 23. Kh1 {[#] Intending Qxf7+! and mate.} g5 $1 { [%CAl Rg5f4]} 24. Qe3 Qxe3 25. Rxe3 g4 26. f3 {[#]} (26. Rg1 $17 Rxg1+ 27. Kxg1 ) 26... h5 $2 (26... g3 $1 $19 27. hxg3 Rd8) 27. fxg4 $15 hxg4 {White must now prevent ...Rd8.} 28. Rg1 $1 {[%CAl Rg1g2]} Rxg1+ 29. Kxg1 {[%mdl 4096] Endgame KRB-KRB} Rd8 {Hoping for ...Rd2.} 30. Re7 {[%mdl 64] Double Attack. The position is equal.} Rd1+ 31. Kf2 Rf1+ 32. Kg3 $1 b5 33. Rc7 Rf6 34. a4 bxa4 35. Bxa4 Rf3+ 36. Kh4 Rf2 37. Bb3 Kf8 38. Rxc6 Rxh2 39. Rf6 Ke8 40. Rxf7 Rxc2 41. Bxc2 {Bb3 is the strong threat.} Kxf7 42. Bf5 Kf6 43. Bxg4 Bxg4 44. Kxg4 { Weighted Error Value: White=0.21/Black=0.21} 1/2-1/2 [Event "83rd Tata Steel Masters 2021-TB"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "1.2"] [White "Giri, Anish"] [Black "Van Foreest, Jorden"] [Result "1/2-1/2"] [ECO "C70"] [WhiteElo "2764"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "74"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,74,29,54,29,35,41,39,34,41,39,39,35,49,33,41,25,41,50,57,58,66,58,62, 62,56,63,58,62,59,53,62,59,55,42,52,48,62,51,56,50,95,91,96,76,82,79,91,76,76, 76,79,14,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Bc5 5. c3 Nge7 6. d4 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann.} exd4 7. cxd4 Bb4+ 8. Bd2 {White is slightly better.} Bxd2+ 9. Qxd2 d5 10. exd5 Nxd5 11. Bxc6+ bxc6 12. O-O O-O {[#]} 13. Nc3 $146 ({Predecessor:} 13. Ne5 Qf6 14. Nc3 Ne7 15. Rfe1 Be6 16. Ne4 Qh4 17. Nf3 Qh5 18. Qg5 Qxg5 19. Nexg5 {1-0 (33) Zhigalko,A (2545)-Rodin,M (2365) Minsk 2008}) 13... Nxc3 14. Qxc3 Be6 15. Ne5 Bd5 16. b3 a5 17. Nxc6 Bxc6 18. Qxc6 Qxd4 19. Qxc7 a4 20. Rfd1 Qb2 21. Rdb1 Qd4 22. Qc4 Rfd8 23. Qxd4 Rxd4 $14 {[%mdl 4096] Endgame KRR-KRR} 24. b4 Rb8 {[#]} 25. a3 $1 g6 26. g3 Rd3 27. Rb2 Kg7 28. Kg2 h5 29. h4 Rb6 30. Rc2 (30. b5 $16) 30... Rf6 $1 $11 {The position is equal.} 31. Raa2 Rff3 32. b5 Rxa3 33. Rab2 {[#] Threatens to win with b6.} Rab3 34. b6 {Hoping for b7.} Rf6 35. Ra2 a3 36. b7 Rfb6 37. Rc7 Rxb7 {Weighted Error Value: White=0.08/Black=0. 04} 1/2-1/2 [Event "83rd Tata Steel Masters 2021-TB"] [Site "Wijk aan Zee"] [Date "2021.01.31"] [Round "1.3"] [White "Giri, Anish"] [Black "Van Foreest, Jorden"] [Result "0-1"] [ECO "D02"] [WhiteElo "2764"] [BlackElo "2671"] [Annotator "Shahid"] [PlyCount "122"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,122,4,0,3,0,29,29,27,0,12,21,54,56,60,0,29,36,40,24,40,31,48,23,78, 95,86,87,184,201,189,194,176,116,128,98,175,175,159,150,162,-39,-36,-36,-37, -38,-45,-45,-33,-45,-27,-31,-36,-43,-47,-45,-33,-39,-6,-17,0,-5,-6,-10,0,0,0,0, 0,0,0,-46,-49,-43,-25,-26,-37,-37,-29,-49,-11,-25,0,-2,0,-3,0,0,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,626,696,698,695,672,677,662,627,626,-29977,-29978]} 1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. Nf3 Nc6 5. Nbd2 e6 6. c3 Bd6 7. Bg3 h6 {D02:1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 8. Bb5 {[#]} Be7 $146 ({ Predecessor:} 8... O-O 9. O-O Bxg3 10. hxg3 Qd6 11. a4 Bd7 12. Re1 Rfd8 13. Qc2 a6 14. Bf1 Qe7 15. dxc5 Qxc5 16. e4 {1/2-1/2 (16) Sesko,M (2247)-Sodomski,A (2295) ICCF email 2018}) 9. Ne5 Qb6 {White has an edge.} 10. a4 {[%CAl Ba2a4, Ba4a5][%mdl 32]} O-O 11. O-O a6 12. Bxc6 bxc6 13. dxc5 (13. Qb3 Qb7 14. Qxb7 Bxb7) 13... Bxc5 14. b4 Be7 $1 15. a5 Qb7 16. Nd3 Nd7 17. Nb3 Qb5 (17... Re8 $11) 18. Nd4 Qb7 19. Rb1 $36 {[%mdl 2048]} Nf6 (19... Re8 $16 {was called for.} ) 20. Nc5 $1 $18 {[%CAl Rc5b7]} Bxc5 21. bxc5 Qd7 22. Rb6 (22. f3 $18) 22... Ne4 $16 23. Rxc6 Nxc3 {[#]} (23... Rd8 $16 {might work better.}) 24. Qc2 $1 $18 {[%CAl Rc2c3]} Nb5 25. Rb6 Na3 {[#]} 26. c6 $2 Nxc2 $15 27. cxd7 Nxd4 28. exd4 {aiming for Rd6.} Bxd7 29. Rc1 Bb5 30. Bd6 Rfc8 {[%CAl Rc8c1]} 31. Bc5 Rc7 32. Re1 Rac8 33. f4 h5 34. Kf2 Kh7 35. h3 Kg6 36. g4 hxg4 37. hxg4 Rc6 38. Rb7 R8c7 39. Rb8 Rc8 40. Rb7 R8c7 (40... Bd3 {keeps more tension.} 41. Rh1 f6 42. Rh3 Be4 43. Kg3 R6c7) 41. Rxc7 (41. Rb8 {with more complications.}) 41... Rxc7 $11 {[%mdl 4096] Endgame KRB-KRB} 42. Re5 Bd7 43. Rg5+ Kh7 44. Bf8 g6 45. Re5 $1 f6 46. Re3 Kg8 47. Bc5 Rb7 48. Bb6 Bb5 49. Rxe6 Kf7 50. Re1 Re7 51. Rc1 Re4 52. Kf3 Be2+ 53. Kg3 Re3+ 54. Kf2 Re4 55. Rc7+ Ke8 56. g5 Rxf4+ {[%mdl 8192]} ( 56... Bh5 $11) 57. Kxe2 $18 fxg5 58. Ra7 g4 59. Rxa6 g3 {...g2 is the strong threat.} 60. Ra8+ Ke7 {Threatens to win with ...g2.} 61. Rd8 $4 {[%mdl 8192]} ( 61. Bc5+ $18 Ke6 62. Re8+ Kd7 63. Re7+ Kc8 64. Re6 Rf2+ 65. Ke3) 61... g2 { What a fight! Weighted Error Value: White=0.28/Black=0.25} 0-1