[Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.1"] [White "Anton Guijarro, David"] [Black "Carlsen, Magnus"] [Result "1/2-1/2"] [WhiteElo "2679"] [BlackElo "2862"] [Annotator "TA"] [PlyCount "137"] [EventDate "2021.??.??"] 1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Nb3 d6 { B34: Sicilian: Accelerated Dragon with 5 Nc3: sidelines.} 8. f3 Be6 9. Qd2 d5 { [#] The position is equal.} 10. Bb5 $146 ({Predecessor:} 10. exd5 Nxd5 11. Nxd5 Qxd5 12. Qxd5 Bxd5 13. O-O-O O-O-O 14. Be2 f5 15. c3 b6 16. Ba6+ {1/2-1/2 (44) Erdogan,A (1932)-Trubchaninov,T (2183) Kallithea 2016}) 10... dxe4 11. Qxd8+ Rxd8 12. fxe4 Bd7 13. O-O-O Ng4 14. Bc5 Bxc3 15. bxc3 b6 16. Bg1 Nce5 17. Bd3 Ba4 18. Bd4 Nxd3+ 19. cxd3 Rxd4 20. cxd4 Nf2 21. Kd2 {[#] Black must now prevent Rc1.} Nxh1 (21... Kd7 {seems wilder.} 22. d5 f6 23. Rdf1 Nxh1 24. Rxh1 Rc8) {Endgame KRB-KRN} 22. Rxh1 $11 {Endgame KRB-KRN} e6 23. Nc1 Ke7 24. Ne2 Bd7 25. a4 Rc8 26. Nc3 f5 27. Rb1 fxe4 28. dxe4 e5 29. Kd3 exd4 30. Kxd4 Rc5 31. Nd5+ Kf7 32. Rf1+ Kg7 33. Nc3 Be6 34. Nb5 Rc2 35. Ke5 Bg8 (35... Bc4 { feels hotter.} 36. Rd1 Rxg2 37. Nxa7 Rxh2 38. Nc8 Rb2) 36. Rg1 a5 37. Nd6 Bb3 38. Rb1 Bxa4 39. Rxb6 Rxg2 40. h4 Rh2 41. Ra6 Rxh4 42. Rxa5 Bd1 (42... Bb3 { is more complex.} 43. Ra7+ Kh6 44. Ra3 Rh3 45. Ra1 Kh5) 43. Ra1 Rh1 44. Ne8+ Kh6 45. Nf6 Kg5 46. Ra7 h5 {With the idea ...Rf1.} 47. Nh7+ Kh6 {White should prevent ...Rf1.} 48. Nf8 $1 Rf1 (48... Re1 {with more complications.} 49. Rh7+ Kg5 50. Ne6+ Kh4 51. Nf4 Rg1) 49. Rh7+ Kg5 50. Ne6+ Kh4 51. Rg7 Rg1 52. Nd4 g5 53. Nf5+ Kh3 54. Ne3 Bf3 {[#] Strongly threatening . ..h4.} 55. Kf5 Kh4 { Hoping for ...Re1.} 56. Ke5 Bg4 57. Kd4 (57. Nf5+ $11 Bxf5 58. exf5) 57... Bh3 (57... Ra1 $17 58. Rg6 Ra4+ 59. Kd3 Bf3 60. Nf5+ Kg4 61. Ne3+ Kg3 62. Rxg5+ Kf2 ) 58. e5 Ra1 59. Rg6 Ra4+ 60. Kd5 Ra5+ 61. Kd4 Ra8 (61... Bc8 {is interesting.} 62. e6 g4 63. e7 Bd7 64. Nd5 Be8) 62. e6 Re8 63. Ke5 Bg4 64. Kd6 {White wants to play e7.} Rxe6+ $2 65. Rxe6 Bxe6 66. Kxe6 {Mate.} Kg3 67. Kf5 Kf3 68. Kxg5 Kxe3 {Weighted Error Value: White=0.04/Black=0.03. An unexpected result.} 69. Kxh5 {Weighted Error Value: White=0.04/Black=0.03. An unexpected result.} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.2"] [White "Vachier-Lagrave, Maxime"] [Black "Firouzja, Alireza"] [Result "1/2-1/2"] [WhiteElo "2784"] [BlackElo "2749"] [Annotator "TA"] [PlyCount "70"] [EventDate "2021.??.??"] 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O c5 {6...h6 is setting a new trend.} 7. c4 Nbc6 8. dxc5 {B12: Caro-Kann: Advance Variation.} dxc4 9. Bxc4 Ng6 10. Be3 Be7 11. Bb5 O-O 12. Bxc6 bxc6 {[%mdl 8] [#] New and interesting.} 13. Na3 $5 $146 {New and interesting.} ({Predecessor:} 13. Qxd8 Rfxd8 14. Nbd2 Rd5 15. Nc4 Bd3 16. Rfc1 Bxc4 17. Rxc4 Nxe5 18. Nxe5 Rxe5 19. Rd1 {0-1 (80) Abdusattorov,N (2627) -Kobalia,M (2614) chess.com INT 2020}) 13... Qb8 14. Nc4 Be4 (14... Rd8 $5 15. Nd6 Qxb2 $11) {Black is under pressure. } 15. Nd6 $36 {Black is under pressure.} Bd5 16. b3 f6 17. exf6 Bxf6 18. Rc1 Qb4 19. Nc4 Be7 20. Ne1 Rad8 21. Qe2 Qb8 22. Nd3 Rf5 (22... e5 $14) 23. f3 $16 Nh4 24. Rf2 Kh8 25. f4 Ng6 26. Nce5 Nxe5 27. Nxe5 ({Much weaker is} 27. fxe5 $6 Be4 $11) 27... Qb4 28. Qc2 Kg8 29. Rd1 Bf6 30. Nc4 (30. Ng4 $14) 30... Bxc4 $11 {The position is equal.} 31. bxc4 {Strongly threatening Rb1.} Rxd1+ 32. Qxd1 Be7 33. Qb3 Qe1+ 34. Rf1 {[#] Remove Defender} Qxe3+ {Remove Defender} 35. Qxe3 Bxc5 {Weighted Error Value: White=0.11/Black=0.09} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.3"] [White "Donchenko, Alexander"] [Black "Caruana, Fabiano"] [Result "0-1"] [WhiteElo "2668"] [BlackElo "2823"] [Annotator "TA"] [PlyCount "64"] [EventDate "2021.??.??"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} 8. Bd2 Be7 9. Nxg6 hxg6 {White has an edge.} 10. Qc2 Nbd7 11. O-O-O a6 {[#]} 12. g4 $146 ({Predecessor:} 12. Be1 b5 13. c5 Qc8 14. g4 Bd8 15. h4 Bc7 16. Bd3 Qb7 17. h5 gxh5 18. g5 {1-0 (36) Adly,A (2637)-Ibrahimov,R (2518) Riadh 2017}) 12... dxc4 13. Bxc4 b5 14. Be2 c5 15. d5 Nxd5 16. Nxd5 exd5 17. f4 b4 18. e4 (18. Kb1 $11) 18... d4 ({Black should play } 18... c4 $15) 19. e5 (19. Kb1 $11) {Black fights for an advantage.} 19... Nb6 $36 {Black fights for an advantage.} ({Better is} 19... c4 $17 {White must now prevent ...d3.} 20. Bxc4 Nb6) 20. e6 (20. Qe4 $1 $15) 20... Qd5 $17 21. exf7+ { [#]} Kf8 $1 (21... Kxf7 22. Bd3 $17) (21... Qxf7 22. b3 $11) 22. h4 (22. Qxg6 { was necessary.} Rb8 23. b3 (23. Bxa6 $2 Qxa2 24. Bb5 c4 $19)) 22... Qxa2 { And now ...b3 would win.} ({Stronger than} 22... Qxf7 23. b3 $11) 23. Qxg6 $2 { [#] White does not recover from this.} (23. Qb1 $17 {was worth a try.} Qxb1+ 24. Kxb1) 23... b3 $1 $19 {[%mdl 32]} 24. Be1 {[#]} (24. Qb1 c4) 24... c4 $1 { ...c3! is the strong threat.Black is clearly winning.} 25. Rxd4 {[#] Strongly threatening Bc3.} Na4 26. Qb1 {[%mdl 512] [#]} Ba3 $1 27. Qxa2 (27. Bb4+ Bxb4) 27... bxa2 28. Kc2 {[#]} Rb8 $1 29. Rd8+ (29. Bb4+ $142 Rxb4 30. Bxc4 Rxb2+ 31. Kd3) 29... Rxd8 30. bxa3 c3 31. Bg3 Rd2+ 32. Kb3 Nc5+ {Weighted Error Value: White=0.78/Black=0.09} 0-1 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.4"] [White "Duda, Jan-Krzysztof"] [Black "Grandelius, Nils"] [Result "0-1"] [WhiteElo "2743"] [BlackElo "2663"] [Annotator "TA"] [PlyCount "80"] [EventDate "2021.??.??"] 1. c4 c5 2. Nf3 Nc6 3. b3 e5 4. Bb2 d6 5. Nc3 g6 6. g3 {A30: Symmetrical English: Double Fianchetto and Hedgehog.} Bg7 7. Bg2 Nge7 8. O-O {The position is equal.} O-O 9. d3 Rb8 10. Ne1 Be6 11. Nd5 Qd7 12. Nc2 Bh3 13. Qd2 Bxg2 14. Kxg2 f5 15. b4 {[#]} f4 $146 ({Predecessor:} 15... cxb4 16. Ncxb4 b5 17. Nxc6 Nxc6 18. Bc3 Ne7 19. Nxe7+ Qxe7 20. Rab1 Qd7 21. Kg1 f4 22. Rxb5 Rxb5 23. cxb5 Qxb5 {1/2-1/2 (30) Xu,Y (2532)-Li,Y (2432) China 2019}) 16. bxc5 dxc5 17. e4 f3+ 18. Kh1 Nd4 19. Nxe7+ Qxe7 20. Ne3 Qd7 21. Bxd4 exd4 22. Nd5 Rbe8 { Strongly threatening ...Re5.} 23. Rg1 Qg4 (23... Rf7 $15) 24. Qd1 $2 {[#] Black keeps a firm grip on the game.} (24. Qa5 $11 {and White has nothing to worry.}) {...Rh5! is the strong threat.} 24... Re5 $1 $19 {...Rh5! is the strong threat.} 25. Nf4 {[#]} g5 $1 26. h3 Qd7 27. Qxf3 Re7 (27... gxf4 28. gxf4 Re7 29. Rg4 $17) 28. Rg2 {Pin} Qc7 {Pin} ({Not} 28... gxf4 29. gxf4 Kh8 30. Rg4 $17) 29. Qh5 (29. a4 $142) 29... gxf4 30. gxf4 Qxf4 31. Qxc5 Qh4 32. Rg3 Kh8 33. Rag1 b6 34. Qd5 Qf4 35. c5 (35. R1g2 {was the only defense.}) 35... bxc5 36. Qxc5 Qe5 37. Qc6 (37. Qxe5 $142 Bxe5 38. Rg5) 37... Ref7 ({Less strong is} 37... Rc7 38. Qd5 $19) 38. Rg5 Qf4 39. e5 Qxf2 {Threatens to win with ...Qe3!} ({And not} 39... Bxe5 40. Qg2 $11) 40. Qe4 Re7 {Weighted Error Value: White=0.39/Black=0.10} 0-1 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.5"] [White "Van Foreest, Jorden"] [Black "Giri, Anish"] [Result "1/2-1/2"] [WhiteElo "2671"] [BlackElo "2764"] [Annotator "TA"] [PlyCount "86"] [EventDate "2021.??.??"] 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bf4 { C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Nc6 8. Bc4 Bf5 9. Qd2 Qd7 10. O-O-O Be6 11. Bxe6 {[#]} Qxe6 $146 ({Predecessor:} 11... fxe6 12. Rhe1 O-O 13. h4 a5 14. h5 h6 15. Bg3 a4 16. a3 Ra5 17. Qe2 Bf6 18. Qxe6+ Qxe6 19. Rxe6 Rxh5 20. Re4 b5 21. Rde1 Kf7 {1/2-1/2 (21) Blecha,M (2387)-Bucek, J (2379) ICCF email 2009}) 12. Kb1 O-O-O 13. Nd4 (13. Rhe1 {is interesting.} Qd7 14. Be3 Bf6 15. Qd5 Rhe8 16. h3) 13... Qd7 14. Nxc6 Qxc6 15. Qe3 Bf6 16. Qxa7 Qxg2 17. Qa8+ Kd7 18. Qa4+ Kc8 19. Qa8+ Kd7 20. Qa4+ Kc8 (20... Qc6 {with more complications.} 21. Qb3 Rhf8 22. Rhe1 Kc8 23. Bc1 b6) 21. Rhe1 Qc6 22. Qxc6 bxc6 23. c4 Kb7 24. c3 c5 25. Kc2 Ra8 26. Ra1 g5 27. Bd2 Rhg8 28. Re3 g4 $1 29. h3 h5 30. hxg4 {The position is equal.} hxg4 31. Rg3 Be5 32. f4 gxf3 33. Rxf3 f6 34. a3 Rg4 35. Kd3 c6 36. Raf1 d5 37. Bf4 dxc4+ 38. Kc2 Rd8 39. Bxe5 fxe5 40. Rf7+ Kb6 41. Re7 Rf4 42. Rxf4 exf4 43. Rf7 Rh8 {Weighted Error Value: White=0.04/Black=0.05} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.6"] [White "Harikrishna, Pentala"] [Black "Esipenko, Andrey"] [Result "1/2-1/2"] [WhiteElo "2732"] [BlackElo "2677"] [Annotator "TA"] [PlyCount "94"] [EventDate "2021.??.??"] 1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 cxd4 5. Nxd4 Nc6 6. c4 {B12: Caro-Kann: Advance Variation.} e6 7. Nc3 Bb4 8. Be2 Nge7 9. O-O dxc4 {[%CAl Rd1d8] [#]} 10. Nxc6 {[#]} Qxd1 {[%CAl Rd1d8]} 11. Rxd1 Nxc6 {[#]} 12. Nb5 $146 {Black must now prevent Nc7+.} ({Predecessor:} 12. f4) 12... O-O 13. Bf4 a6 14. Nc3 Bc5 15. Bf3 Rb8 16. Bxc6 bxc6 17. Rd2 Be7 18. Rad1 a5 19. Be3 f6 20. exf6 gxf6 21. Rd4 Rxb2 22. Rxc4 Rd8 23. Rxd8+ Bxd8 24. Rxc6 Bd7 25. Rd6 Rb7 26. h3 f5 27. Rd1 Be7 28. Bd4 Kf7 29. Be5 Bc6 30. Ne2 Bd5 31. Nc3 Bc6 32. Ne2 a4 33. Rc1 $1 Bd5 34. Nc3 Ba3 35. Rd1 Bc6 36. Rd8 Bf8 37. Rc8 Bd7 38. Ra8 a3 39. Ra6 (39. h4 {looks sharper.} h5 40. Kh2 Rb2 41. Ra7 Rd2 42. f3) 39... Bb5 (39... h5 { seems wilder.} 40. Ra5 h4 41. Ra6 Be7 42. Ra8 Bc5) 40. Nxb5 {The position is equal. Endgame KRB-KRB} Rxb5 $11 {Endgame KRB-KRB} 41. f4 h5 (41... Rd5 { keeps more tension.} 42. Ra7+ Kg6 43. Ra8 Bc5+ 44. Kf1 Rd2) 42. Ra7+ Kg6 { [#] And now ...Bc5+ would win.} 43. Kh2 (43. Ra8 {with more complications.} Be7 44. Rg8+ Kf7 45. Rg7+ Kf8 46. Rh7) 43... Rd5 44. Ra6 Kf7 45. Ra7+ Kg6 46. Ra6 Kf7 47. Ra7+ Kg6 {Weighted Error Value: White=0.04/Black=0.06} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.17"] [Round "2.7"] [White "Tari, Aryan"] [Black "Wojtaszek, Radoslaw"] [Result "1/2-1/2"] [WhiteElo "2625"] [BlackElo "2705"] [Annotator "TA"] [PlyCount "136"] [EventDate "2021.??.??"] 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 a6 6. Be2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} b6 7. d4 cxd4 8. Qxd4 {White has an edge.} e5 9. Qe3 Bb7 10. O-O Be7 11. Nd2 O-O 12. Rd1 Qc7 13. b3 Nc5 14. Bb2 h6 15. b4 {[#]} Ne6 $146 ({Predecessor:} 15... Ncxe4 16. Ncxe4 Nxe4 17. Nxe4 Qxc2 18. Nc3 Bg5 19. Qh3 Qxb2 20. Rab1 Qa3 21. Bc4 Bc8 {1/2-1/2 (41) Wharrier, J (2399)-Mirkowski,P (2383) ICCF email 2017}) 16. Nc4 Nd7 17. a5 b5 18. Nb6 Nxb6 19. axb6 Qb8 20. Qg3 Kh8 ({Black should try} 20... Qd8 $15) 21. Bc1 $11 Bc6 22. Be3 Nf4 23. Bxf4 exf4 24. Qxf4 Qxb6 {White fights for an advantage.} 25. Nd5 $36 {White fights for an advantage.} Bxd5 26. Rxd5 Qc6 27. Bd3 Qc3 28. Rb1 a5 (28... Kg8 $11 {remains equal.}) 29. bxa5 $16 ({Don't play} 29. Rxb5 $6 a4 $11) 29... Rxa5 30. g3 Kg8 31. Rdxb5 Rxb5 32. Rxb5 Qc7 33. h4 Bf6 34. Qf5 Be5 35. h5 Rb8 36. Rxb8+ Qxb8 37. Bc4 Qc7 38. Bd5 Bf6 39. c4 Bd4 40. Kg2 Bc3 41. f4 Bd4 42. Kh3 (42. g4 $142) 42... Kf8 43. g4 (43. Kg4 $16) {[#] ( -> ... Qa3+)} 43... Qa7 $1 $14 {[#] ( -> ...Qa3+)} 44. g5 {Hoping for Qc8+.} hxg5 ( 44... g6 $1 $11 45. Qg4 (45. hxg6 {gets mated.} Qa3+ 46. Kh2 Qb2+ 47. Kh3 Qc3+ 48. Kh2 Qd2+ 49. Kh3 Qe3+ 50. Kh4 Qf2+ 51. Kh3 Qf1+ 52. Kh2 Bg1+ 53. Kg3 Bf2+ 54. Kf3 Be1+ 55. Kg4 Qg2+ 56. Kh5 Qh1+ 57. Kg4 h5#) 45... Qa3+ 46. Qg3 Qxg3+ 47. Kxg3 hxg5) 45. fxg5 $16 Be5 46. Kh4 {c5! is the strong threat.} Ke8 {[#]} ( 46... Bc3 $16 {was necessary.} 47. c5 dxc5) {Deflection} 47. c5 $1 $18 { Deflection} Qxc5 48. Qxf7+ Kd8 {[%CAl Rf7d7]} 49. Be6 Qc6 50. Bf5 Qb5 51. h6 ( 51. Qe6 $18 Kc7 52. h6 gxh6 53. gxh6) 51... gxh6 $16 52. gxh6 {Strongly threatening h7.} Qe8 53. Qc4 Ke7 54. h7 (54. Qc7+ $16 Kf8 55. Kg4) 54... Qf7 $14 55. Qc1 Qf6+ 56. Kh3 {[%CAl Rg7g3]} Qg7 57. Qc7+ {[%CAl Rg7g3]} Ke8 58. Qc8+ {[%CAl Rg7g3]} Ke7 59. Qd7+ {[%CAl Rg7g3]} Kf8 60. Qd8+ {[%CAl Rg7g3]} Kf7 61. Qg8+ Ke7 62. Qe6+ {[%CAl Rg7g3]} Kf8 63. Qc8+ {[%CAl Rg7g3]} Ke7 $1 64. Qc7+ {[%CAl Rg7g3]} Ke8 65. Qb8+ {[%CAl Rg7g3]} Ke7 66. Qa7+ {[%CAl Rg7g3]} Kf8 67. Qf2 Qh6+ 68. Kg4 {Black must now prevent Bg6+.} Kg7 {White really could win this. Weighted Error Value: White=0.10/ Black=0.11} 1/2-1/2