[Event "53rd Biel Classical 2020"] [Site "Biel"] [Date "2020.07.28"] [Round "6.1"] [White "Studer, Noel"] [Black "Adams, Michael"] [Result "0-1"] [ECO "D37"] [WhiteElo "2580"] [BlackElo "2701"] [Annotator "TA"] [PlyCount "84"] [EventDate "2020.07.21"] [EventType "tourn"] [EventCountry "SUI"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,84,21,12,9,14,10,13,25,20,15,23,23,23,23,23,22,22,17,18,14,18,14,20, 17,25,53,0,0,0,0,0,13,0,0,0,0,0,0,-55,-58,-73,-68,-93,-77,-85,-85,-122,-122, -122,-122,-134,-133,-133,-133,-133,-109,-133,-133,-133,-133,-133,-133,-301, -301,-29980,-29981,-29980,-29981,-29982,-29983,-29983,-29984]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. c5 c6 8. h3 b6 {D37: Queen's Gambit Declined: 5 Bf4.} 9. b4 a5 10. a3 $1 h6 {The position is equal. Nowadays more popular than 10...Ba6.} 11. Qc1 Bb7 12. Be2 Qc8 13. O-O Ba6 14. Qc2 Bxe2 15. Qxe2 Qb7 16. Rfb1 Ra7 17. Qc2 {[#]} axb4 $146 ({Predecessor:} 17... Rc8 18. Ra2 Bd8 19. Rbb2 Bc7 20. Bxc7 Qxc7 21. g3 Raa8 22. Kh2 g6 23. Kg2 Kg7 {1/2-1/2 (61) Elias,H (2331)-David Bordier,C (2330) ICCF email 2018}) 18. axb4 Rfa8 19. Rxa7 Rxa7 20. Qc1 (20. b5 $14) 20... Qa8 $11 21. Nd2 Ne8 22. Nb3 Nc7 23. Bg3 bxc5 24. bxc5 Bf6 25. e4 (25. Qd1) 25... dxe4 26. Nxe4 $6 ({ Better is} 26. Bxc7 $11 Rxc7 27. Nxe4) 26... Nb5 $1 $15 27. Qd2 Ra2 $1 { [%CAl Ra2d2]} 28. Rb2 Rxb2 29. Qxb2 Qa4 {[%CAl Rf6d4]} 30. Nc3 {[#]} Qb4 $1 31. Nxb5 {[#]} Nxc5 $1 {[%mdl 64] Pin} ({Much worse is} 31... Qxb5 $6 32. Qc3 $11) 32. Qa2 Nxb3 33. Qa8+ Kh7 34. Qxc6 Qe1+ 35. Kh2 {Threatens to win with Qc2+.} Nd2 36. Qc2+ g6 {( -> ...Nf1+)} 37. h4 Qe2 $36 {[%mdl 2048] Hoping for ...Nf1+. Black is really pushing.} 38. Qc6 $2 {Loses the game.} (38. Kh3 $17 h5 39. Qc7) 38... h5 $19 {White must now prevent ...Qd1.} 39. Nc3 $2 (39. Qb7 $19 Bg7 40. Qxf7 Nf1+ 41. Kh1 Nxg3+ 42. fxg3 Qxb5 43. Qxe6) 39... Nf1+ {Black mates.} 40. Kg1 {[#]} Qe1 $1 {[%mdl 512]} 41. Qe4 Ne3+ $1 42. Kh2 Ng4+ {Accuracy: White = 68%, Black = 100%.} 0-1 [Event "53rd Biel Classical 2020"] [Site "Biel"] [Date "2020.07.28"] [Round "6.2"] [White "Naiditsch, Arkadij"] [Black "Anton Guijarro, David"] [Result "1-0"] [ECO "B30"] [WhiteElo "2626"] [BlackElo "2703"] [Annotator "TA"] [PlyCount "83"] [EventDate "2020.07.21"] [EventType "tourn"] [EventCountry "SUI"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,83,20,18,33,22,35,29,24,14,42,25,21,0,20,24,27,32,33,22,39,35,16,3,5, 0,0,0,0,0,0,0,0,0,0,0,0,0,25,-56,-61,-70,-60,-52,-49,-58,0,0,-3,-6,-10,-17,-4, -3,-5,-7,-5,-7,0,0,54,14,309,310,293,300,1028,520,499,455,419,369,372,0,369, 275]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 b6 {[#] B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. d4 $146 ({Predecessor:} 7. b3 d5 8. exd5 Nxd5 9. Bb2 Nf6 10. Na3 Be7 11. Nc4 O-O 12. g3 Bb7 13. Bg2 b5 14. Nfe5 Nxe5 15. Bxb7 Nxc4 16. bxc4 {1/2-1/2 (56) Alekseev,E (2623)-Haldorsen,B (2463) Lisbon 2020}) 7... cxd4 8. Nxd4 Nxd4 {White has an edge.} 9. Qxd4 Nc6 10. Qd2 Qc7 11. c4 Bd6 12. h3 Bb7 13. Nc3 Rd8 14. Qd1 O-O 15. Be3 Bc5 16. Rc1 Ne5 17. Na4 Bxe3 18. Rxe3 f5 19. Qd4 {next exf5 is good for White.} fxe4 ({ Reject} 19... Bxe4 20. Qxb6 Qc6 21. Qxc6 $16) 20. Qxb6 Qxb6 21. Nxb6 d5 22. cxd5 exd5 23. Rb3 Rf7 24. Rc5 (24. Rd1 $11) 24... Re7 $15 25. Rb4 d4 $1 26. Nc4 Nxc4 27. Bxc4+ Kf8 ({Better is} 27... Kh8 $15) 28. Rf5+ $11 Ke8 29. Bb3 { [#] Strongly threatening Ba4+.} Bc6 30. Rb6 Bd7 31. Rd5 $132 {[%mdl 2048] White has counterplay} e3 32. fxe3 dxe3 {[#] aiming for ...e2.} 33. Rd1 $1 a5 ( 33... e2 $5 34. Re1 $8 Bb5 $11) 34. Bc4 Re5 (34... Bxh3 $11 35. Rxd8+ Kxd8) 35. Rb7 Rc8 $2 {[%mdl 8192]} (35... h5 $11 {and Black has nothing to worry.}) 36. Rdxd7 $18 Rxc4 37. Rxg7 {[%CAl Rg7g8] KRR-KRR} Rc1+ $2 (37... Kf8) 38. Kh2 { [%CAl Rg7g8]} Kf8 39. Rxh7 {[%CAl Rh7h8]} Kg8 40. Rbg7+ Kf8 41. Rb7 {[%CAl Rh7h8]} Kg8 42. Rhe7 {Accuracy: White = 87%, Black = 71%.} 1-0 [Event "53rd Biel Classical 2020"] [Site "Biel"] [Date "2020.07.28"] [Round "6.3"] [White "Harikrishna, Pentala"] [Black "Edouard, Romain"] [Result "1-0"] [ECO "B53"] [WhiteElo "2719"] [BlackElo "2649"] [Annotator "Shahid"] [PlyCount "87"] [EventDate "2020.07.21"] [EventType "tourn"] [EventCountry "SUI"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,87,20,27,26,26,38,22,16,16,24,20,9,24,39,20,31,71,47,70,53,106,63,101, 89,110,63,69,72,78,78,79,82,86,52,92,92,108,104,116,106,104,79,88,91,82,81,127, 118,122,118,125,116,253,218,202,202,565,583,573,536,499,470,29976,29968,29964, 5671,12813,1597,1160,622,29971,29972,29972,29973,29973,29973,29973,29974,29974, 29970]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. Be2 Nc6 6. Qe3 {B53: Sicilian: 2...d6: Lines with Qxd4.} Nf6 7. O-O g6 8. h3 {The position is equal. } Bg7 9. c4 O-O 10. Nc3 Rb8 11. Rd1 Nd7 12. Rb1 b6 13. b3 $36 {[%CAl Bb2b3, Bb3b4,Bb4b5][%mdl 2080] White has good play.} Bb7 14. Bb2 Ba8 {[#]} ({Better is } 14... Nc5 $14) 15. Nd5 $146 ({Predecessor:} 15. Ba1 Re8 16. Rd2 Nce5 17. Nh2 Qc8 18. f4 Nc6 19. Bg4 Qb7 20. Bxd7 Qxd7 21. Nd5 {1/2-1/2 (59) Visakh,N (2526) -Esen,B (2478) Konya 2019}) 15... b5 (15... e5) 16. Bxg7 Kxg7 17. b4 bxc4 $1 18. Bxc4 a5 {[%CAl Rc6b4]} 19. b5 Nce5 20. Nxe5 Nxe5 21. Bf1 Nd7 22. Rbc1 Bxd5 23. exd5 Nc5 24. Rd4 Kg8 25. Rh4 {Qh6 would kill now.} (25. a4) 25... f5 26. Rd4 a4 27. h4 Qe8 28. Rxc5 $1 dxc5 29. Rxa4 Rxb5 30. Ra7 Rf7 {Loses the game.} (30... Rb6 $16 {keeps fighting.}) 31. Bxb5 Qxb5 32. Rxe7 {Qe6! is the strong threat.} (32. Ra8+ $6 Kg7 $16) 32... Rxe7 $2 (32... Qb1+ {is tougher.} 33. Kh2 Qb4 34. Re8+ Kg7) 33. Qxe7 $18 {[%mdl 4096] Endgame Strongly threatening d6. KQ-KQ} Qb1+ 34. Kh2 Qxa2 35. Qxc5 Qd2 (35... Qa4 $18 36. d6 Kf7 37. Qc7+ Ke6 38. Qe7+ (38. Qxh7 Qf4+ {[%mdl 64] Double Attack} 39. Kh1 Qc1+ 40. Kh2 Qf4+ { [%mdl 64] Double Attack} 41. g3 Qxf2+ 42. Kh3 Qf1+ 43. Kh2 Qf2+ 44. Kh3 Qf1+ 45. Kh2 Qf2+ $11) 38... Kd5) 36. d6 Kf7 37. f3 (37. Qc7+ $142 Ke6 38. Qc8+ (38. Qe7+ Kd5 $16) 38... Kf7 39. d7 Qf4+ 40. Kg1 Qxh4 41. d8=Q Qxd8 42. Qxd8) 37... Qe1 38. Qd4 (38. Qc4+ $142 Qe6 39. Qc7+ Ke8 40. Qc6+ (40. Qxh7 Qxd6+ 41. Kh3 Qf6 $16) 40... Kf8 41. Qc7) 38... Qe8 39. Qd5+ Qe6 40. Qxe6+ $1 {White mates.} Kxe6 41. Kg3 Kxd6 42. Kf4 Ke6 {[#]} 43. Kg5 $1 {[%CAl Rg5h6]} Kf7 {[#]} 44. Kh6 $1 {Accuracy: White = 79%, Black = 57%.} (44. Kh6 Kg8 45. f4 Kh8 46. h5 gxh5 47. Kxh5 $18) 1-0 [Event "53rd Biel Classical 2020"] [Site "Biel"] [Date "2020.07.28"] [Round "6.4"] [White "Keymer, Vincent"] [Black "Wojtaszek, Radoslaw"] [Result "1/2-1/2"] [ECO "A17"] [WhiteElo "2558"] [BlackElo "2719"] [Annotator "TA"] [PlyCount "80"] [EventDate "2020.07.21"] [EventType "tourn"] [EventCountry "SUI"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,80,9,13,9,26,11,20,14,10,3,0,7,10,10,10,0,0,0,18,9,41,10,24,8,16,0,0, 0,0,0,18,0,0,0,0,0,0,0,0,0,-6,-18,-11,-23,-23,-23,-23,-23,-9,-26,-9,-11,-9,-9, -9,-9,-4,-9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 a6 5. b3 c5 6. Bb2 {A17: English Opening: 1...Nf6 with ...Bb4.} Nc6 7. cxd5 exd5 8. d4 Bg4 9. Be2 Bxf3 10. Bxf3 {Threatening dxc5.} cxd4 11. exd4 Bb4 {[#]} 12. Qe2+ $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 12. O-O O-O 13. Qd3 {1/2-1/2 (13) Arutinian,D (2555)-Movsesian,S (2627) Skopje 2019}) 12... Qe7 13. O-O Qxe2 14. Nxe2 O-O-O 15. Nf4 Rhe8 16. Nd3 Bd6 17. Rac1 Kb8 18. Rfd1 Ne4 19. g3 Re7 20. h4 Nb4 21. Nxb4 Bxb4 22. Rc2 Rc8 23. Rxc8+ Kxc8 24. Rc1+ Rc7 25. Rxc7+ Kxc7 $11 {[%mdl 4096] Endgame KBB-KBN} 26. Kf1 Nd2+ 27. Ke2 Nxf3 28. Kxf3 {KB-KB} Kd6 29. g4 Ke6 30. h5 {The position is equal.} g6 31. hxg6 fxg6 32. Bc1 Be7 33. Be3 h5 34. Kg3 Bd8 35. f3 Be7 36. Kh3 Bd8 37. Kg3 Be7 38. Kh3 Bd8 39. Kg3 Be7 40. Kh3 Bd8 {Not much happened in this game. Accuracy: White = 96%, Black = 96%.} 1/2-1/2