[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.21"]
[Round "1.1"]
[White "Naiditsch, Arkadij"]
[Black "Studer, Noel"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2626"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,67,-1,0,11,2,14,0,8,-18,0,0,10,-8,14,-37,0,0,12,18,230,228,319,295,320,317,673,687,670,235,230,224,176,0,0,0,0,0,0,-27,499,463,469,456,451,439,5721,5392,3576,3041,29968,29968,29990,29991]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. g3 d5 5. exd5 Nxd5 6. Bg2 Nxc3 7. bxc3 Bc5 8. O-O O-O 9. d3 Bb6 {C47: Scotch Four Knights and Four Knights with 4 g3.} 10. a4 Re8 11. Nd2 Be6 {[#] The position is equal.} 12. Rb1 $146 ({Predecessor:} 12. Qh5 g6 13. Qh6 Bc5 14. Rb1 Bf8 15. Qe3 Ne7 16. Ne4 Nd5 17. Qf3 f5 18. Ng5 Nxc3 19. Nxe6 Rxe6 {1-0 (39) Acs,P (2548)-Balog,I (2403) Hungary 2008}) 12... Qd7 13. Nb3 Bg4 14. Qe1 e4 15. d4 (15. dxe4 $11 Be6 16. Qd1) 15... Re6 16. Be3 Rae8 17. Qd2 $36 {[%mdl 2048] Hoping for d5. White has good play.} Qd5 $2 {[#]} (17... Rd8 $1 $11) 18. c4 $1 $18 {[%cal Rc4d5,Bc3c4,Bc4c5,Bc5b6,Bb6c7][%mdl 544]} Qh5 (18... Qxc4 19. a5) 19. c5 Ne7 20. cxb6 Nf5 $2 (20... axb6 21. c4 Nf5) 21. bxc7 Bf3 22. Nc5 $2 (22. d5 Rf6 23. Nd4) 22... Bxg2 23. Nxe6 (23. Kxg2 Nh4+ 24. gxh4 Rg6+ 25. Bg5 Qf3+ 26. Kg1 Qg4+ 27. Kh1 Qf3+ 28. Kg1 Qg4+ 29. Kh1 Qf3+ 30. Kg1 $11) 23... fxe6 24. Bg5 $2 ({Stronger than} 24. Kxg2 Nh4+ 25. gxh4 Qf3+ 26. Kg1 Qg4+ 27. Kh1 Qf3+ 28. Kg1 Qg4+ 29. Kh1 Qf3+ 30. Kg1 $11) ({White should try} 24. Qc3 $18 Rc8 {[#]} 25. Qb3 $1 {[%mdl 512]} (25. Kxg2 Nh4+ 26. gxh4 Qf3+ 27. Kg1 Qg4+ {[%mdl 64] Double Attack} 28. Kh1 Qf3+ 29. Kg1 Qg4+ {[%mdl 64] Double Attack} 30. Kh1 Qf3+ 31. Kg1 $11)) 24... Bf3 $1 $11 25. h4 {And now Qc3 would win.} Qg4 $1 {[%cal Rg4h3] ( -> ...Qh3)} 26. Kh2 e3 $1 {[%cal Re3d2]} 27. Qc3 ({But not} 27. Bxe3 Bg2 $17) 27... exf2 $4 {[%mdl 8192]} (27... Rc8 $1 $11 28. Rb5 (28. Bxe3 $2 Nxh4 29. Bg5 Qxg5 $19) 28... Be2 {[%mdl 64] Double Attack}) 28. Bf4 $18 Bc6 {intending ...Nxh4.} 29. d5 exd5 30. Rxf2 d4 (30... Qg6 $142 31. Re1 Rc8) 31. Qc4+ Kh8 {[#]} 32. Qxc6 $1 {[%mdl 576] Promotion} bxc6 {[#]} 33. Rb8 $1 {[%cal Rb8e8][%mdl 512]} Nd6 34. Bxd6 {Accuracy: White = 86%, Black = 51%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.21"]
[Round "1.2"]
[White "Harikrishna, Pentala"]
[Black "Adams, Michael"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2719"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,91,20,13,7,7,7,9,0,8,0,8,0,13,0,0,0,0,0,0,0,0,0,11,0,-2,0,24,24,18,22,32,39,35,29,27,12,11,2,65,14,85,74,79,79,58,72,71,77,60,60,69,60,80,80,80,80,79,87,73,72,74,23,48,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a3 $1 {[%mdl 4] now scores much better than the old 8.a4. Played by Ian Nepomniachtchi in June 2020. C84: Closed Ruy Lopez: Unusual White 6th moves.} Na5 9. Ba2 c5 10. Nc3 Be6 11. Nh4 O-O 12. Nf5 Nc6 13. Nd5 Bxf5 14. exf5 Rc8 {[#]} 15. c3 $146 ({Predecessor:} 15. a4 b4 16. Be3 Nxd5 17. Bxd5 Bf6 18. c4 bxc3 19. bxc3 Ne7 20. Bb7 Rb8 21. Bxa6 Nxf5 {½-½ (39) Vachier Lagrave,M (2779)-Svidler,P (2753) Biel 2018}) 15... Nxd5 16. Bxd5 Bf6 17. a4 Ne7 18. Qf3 Nxd5 19. Qxd5 Qd7 20. axb5 axb5 21. g4 Qe7 22. Ra6 Rfd8 23. Re1 h5 24. gxh5 Bg5 $1 {[%cal Rg5c1] [#] Threatens to win with ...Bxc1.} 25. f4 Bh4 (25... Bh6 $1 $11) 26. Re4 (26. Rf1 $1 $14) 26... Qf6 (26... Bf6 $11 {keeps the balance.}) 27. fxe5 $16 dxe5 28. Rxf6 Rxd5 29. Rb6 Rxd3 30. Kg2 Rd1 {aiming for ...Bd8.} 31. Be3 Re1 32. h6 b4 33. Rxh4 Rxe3 34. hxg7 Kxg7 {[%mdl 4096] Endgame KRR-KRR} 35. Kf2 ({Of course not} 35. cxb4 cxb4 36. Rg4+ Kh7 $11) 35... Rd3 {[#]} 36. Rbh6 $1 {f6+ would kill now.} Rg8 37. f6+ Kf8 38. Rc4 ({Much less strong is} 38. cxb4 $6 Ke8 $16) 38... Ke8 {The position is equal.} 39. Rxc5 bxc3 40. Rxe5+ Kd7 {Hoping for ...c2.} 41. bxc3 Rxc3 42. Rh4 Rc2+ 43. Ke3 Rc3+ 44. Kf2 Rc2+ 45. Ke3 Rc3+ 46. Kd4 {Accuracy: White = 91%, Black = 91%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.21"]
[Round "1.3"]
[White "Keymer, Vincent"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "E52"]
[WhiteElo "2558"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,63,0,0,11,12,24,12,40,54,68,50,50,58,64,56,85,72,94,104,119,104,116,108,122,137,159,156,154,148,156,177,168,148,216,184,337,339,414,406,392,406,400,402,725,556,1142,1108]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. e3 O-O 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Nbd7 10. Qc2 a6 {E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6.} 11. Ne5 c5 12. a3 cxd4 {[#] The position is equal.} (12... Bxc3 $5 13. Bxc3 c4 $11) 13. exd4 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 13. Nxd7 Qxd7 14. axb4 dxc3 15. Bxc3 d4 16. Bxd4 Bxg2 17. Bxf6 gxf6 18. Bf5 Qb7 19. Rfd1 {½-½ (28) Sandipan,C (2545)-Vatsal,S (2252) Mumbai 2020}) 13... Bxc3 14. Bxc3 Ne4 15. Bb4 $36 {[%mdl 2048] Black must now prevent Nxd7. White is pushing.} Re8 16. f3 Nef6 17. Rfe1 Rc8 18. Qf2 Nf8 19. Bd2 N6d7 20. Ng4 Qc7 21. Ne3 Ne6 22. Nf5 Ndf8 23. Rac1 Qd7 24. Qg3 Rxc1 25. Rxc1 Ng6 (25... h5 $16 26. h3 Ng6) 26. h4 $18 {Threatens to win with h5.} h5 $2 (26... Rc8 27. h5 (27. Rxc8+ Bxc8 28. h5 Ne7 $18) 27... Rxc1+ 28. Bxc1 Ne7 29. Qb8+ Nc8) 27. Nd6 Rd8 {[#]} 28. Nxf7 $1 {[%mdl 512]} Qxf7 29. Bxg6 ({Less strong is} 29. Qxg6 Qxg6 30. Bxg6 Nxd4 $18) 29... Qf6 30. Kh2 Qxd4 (30... Rf8 $142 31. Re1 Nf4) 31. Re1 Bc8 {[#]} 32. Rxe6 $1 {[%mdl 512] White took control after the opening. Accuracy: White = 95%, Black = 53%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.21"]
[Round "1.4"]
[White "Wojtaszek, Radoslaw"]
[Black "Edouard, Romain"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2719"]
[BlackElo "2649"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,80,37,34,33,38,-13,32,35,44,30,36,24,60,51,63,2,24,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,18,18,19,0,0,0,0,0,0,0,0,0,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. cxd5 cxd4 6. Qxd4 exd5 7. e4 {Hoping for Bb5+. D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} dxe4 8. Qxd8+ Kxd8 9. Ng5 {White is slightly better.} Be6 10. Nxe6+ fxe6 11. Bg5 h6 12. O-O-O+ {[%mdl 1024] White has compensation.} Ke7 $1 {[#]} 13. Bh4 $146 (13. Bxf6+ $14 gxf6 14. Nxe4) ({Predecessor:} 13. Bxf6+ gxf6 14. Nxe4 Bg7 15. Ng3 f5 16. Bd3 Rd8 17. Bxf5 Na6 18. Rxd8 Rxd8 19. Re1 {½-½ (39) Leiner,R (2357)-Kopeikin,V (2436) ICCF email 2015}) 13... Kf7 (13... g5 $5 14. Bg3 $8 Bg7 $14) 14. Rd8 {[#] Black must now prevent Bg3.} g5 {The position is equal.} 15. Bg3 Bg7 16. Rxh8 Bxh8 17. Bb5 a6 18. Ba4 b5 19. Bc2 Nc6 20. Nxe4 Nd4 21. Re1 Nxe4 22. Bxe4 Rc8+ 23. Kb1 Nf5 24. Rc1 Rxc1+ 25. Kxc1 Nxg3 26. fxg3 $11 {[%mdl 4096] Endgame KB-KB} b4 27. Kc2 a5 28. h3 g4 29. hxg4 Be5 30. a3 bxa3 31. bxa3 Bxg3 32. Kd3 Kf6 33. Bc6 Kg5 34. Bd7 Kxg4 35. Bxe6+ Kg5 36. a4 Bd6 37. g4 h5 38. gxh5 Kxh5 39. Kc4 Bb4 40. Kb5 Kg5 {Accuracy: White = 95%, Black = 96%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "2.1"]
[White "Studer, Noel"]
[Black "Edouard, Romain"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2580"]
[BlackElo "2649"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 26,110,38,0,18,0,0,0,8,8,8,10,4,0,12,21,12,10,72,57,86,69,45,0,0,0,0,0,0,-28,-25,-33,-35,-22,-25,-44,-42,-61,-66,-64,-18,-71,-60,-66,-8,-12,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 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. Bc4 Nd7 12. O-O b6 13. Rfe1 Bb7 14. Rad1 Rc8 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} 15. Bb3 Re8 16. h3 Nf6 17. Qf4 Nh5 18. Qh2 h6 {[#]} 19. Re3 $146 ({Predecessor:} 19. Nd2 b5 20. Qe5 Qg5 21. Qxg5 hxg5 22. Nf3 g4 23. hxg4 Nf6 24. Ng5 a5 25. Rb1 {½-½ (52) Mamedyarov,S (2774)-Ding,L (2805) Zagreb 2019}) 19... Nf6 20. d5 exd5 21. e5 $1 {[%cal Re5f6]} Nh7 (21... Nd7 $11 {remains equal.}) 22. Nd4 $16 {[%mdl 1024] White has strong compensation.} Qd7 23. Qf4 Nf8 24. Nf5 Ng6 $1 {[%cal Rg6f4]} 25. Qg4 {[#] Strongly threatening Nxh6+!} Rc7 $1 26. Rde1 {e6! is the strong threat.} Kh7 27. f4 Bc8 $36 {[%mdl 2048] Black has good play.} 28. Nd6 {And now Qxd7 would win.} Qxg4 29. hxg4 Rd8 30. Nxc8 Rdxc8 31. f5 Ne7 $1 32. Kf2 b5 33. Rd3 {[#]} (33. Rd1 $11 {keeps the balance.}) 33... Rc5 $1 $17 34. Red1 {[%cal Rb3d5]} Rd8 (34... Nc6 $15 35. Rxd5 Nxe5) 35. f6 $11 {The position is equal.} gxf6 36. exf6 Ng8 37. Rxd5 Rcxd5 38. Rxd5 Rxd5 39. Bxd5 Nxf6 40. Bxf7 Nxg4+ {[%mdl 4096] Endgame KB-KN} 41. Ke2 Kg7 42. Be8 a6 43. Kd3 Kf6 44. Kc3 Ke7 45. Bh5 $1 {[%cal Rh5g4]} Ne3 46. Bf3 $1 Kd6 47. Kb4 $1 Nc2+ 48. Kc3 Ne3 49. Kb4 $1 Nd5+ 50. Bxd5 Kxd5 {K3P-KPP} 51. Ka5 h5 52. Kxa6 Kc6 53. g3 b4 54. Ka5 Kc5 55. Ka6 $1 Kc6 {Accuracy: White = 91%, Black = 90%.} (55... Kc4 $5 56. Kb6 $8 b3 57. axb3+ Kxb3 $11) 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "2.2"]
[White "Anton Guijarro, David"]
[Black "Wojtaszek, Radoslaw"]
[Result "1/2-1/2"]
[ECO "B53"]
[WhiteElo "2703"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 9,81,3,7,16,10,2,18,18,26,19,36,0,7,5,22,15,14,22,22,19,24,20,27,20,25,24,25,26,24,27,25,0,0,0,0,0,0,0,0,0,0,3,22,0,0,0,0,0,0,-22,-20,-25,-18,-22,-12,-9,-16,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nf6 5. Bg5 Nc6 6. Bb5 {B53: Sicilian: 2...d6: Lines with Qxd4.} Bd7 7. Qd3 Ng4 8. Nc3 h6 {[#]} 9. Bf4 $146 ({Predecessor:} 9. Bxc6 Bxc6 10. Bh4 g5 11. Bg3 Bg7 12. Nd4 Ne5 13. Qe2 Bd7 14. O-O Rc8 15. Nd5 {0-1 (41) Bojkovic,N (2395)-Sebag,M (2512) Gaziantep 2012}) 9... g5 10. Bxc6 Bxc6 11. Bd2 Bg7 12. h3 Ne5 13. Nxe5 Bxe5 14. O-O-O Qb6 15. Be3 Qa5 16. Bd4 f6 17. Kb1 Bxd4 18. Qxd4 Qe5 19. Qd2 h5 20. h4 O-O-O 21. f3 Kb8 22. Nd5 g4 23. Rhe1 gxf3 24. gxf3 Rhg8 25. b3 Rg3 26. Re3 {[#] Hoping for f4.} Rdg8 27. Nb4 Bd7 28. Nd3 Qd4 29. Nf4 Qxd2 30. Rxd2 Rg1+ 31. Kb2 {The position is equal.} Rh1 32. Nd5 Rg7 33. Ree2 Rxh4 34. Rg2 Rxg2 35. Rxg2 $11 {[%mdl 4096] [#] Endgame Black must now prevent Rg8+. KRB-KRN} Be6 36. Nxe7 Rf4 $1 37. Rh2 Rxf3 38. Rxh5 Rf4 39. Nd5 Bxd5 40. exd5 b5 41. Rh7 {Not much happened in this game. Accuracy: White = 93%, Black = 100%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "2.3"]
[White "Adams, Michael"]
[Black "Keymer, Vincent"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2701"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 15,137,0,0,0,0,0,25,14,15,6,14,15,18,33,29,30,16,19,25,25,20,19,27,13,16,19,56,47,47,47,47,47,49,52,52,49,185,89,103,114,108,73,135,93,119,102,179,177,312,305,303,297,247,270,244,236,356,348,345,327,318,166,161,135,371,375,367,369,488,450,481,471,468,452,433,430,629,649,625,620,624,570,593,534,518,366,777,770,691,727,662,0,571,555,500,500,854,941,925,921,893,819,775,773,764,816,927,987,918,837,517,339,1115,1115,29979,29982,29991,29992,29992,29992,29994,29994,29994,29994]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bc4 Be6 9. Qe2 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Qc8 10. Bb3 {[#]} Nbd7 $146 ({Predecessor:} 10... Bxb3 11. cxb3 h6 12. O-O Qe6 13. b4 Nc6 14. b5 Nb4 15. a5 O-O 16. Ra4 d5 17. exd5 Nfxd5 18. bxa6 Rxa6 19. Qxe5 Qxe5 20. Nxe5 Nxc3 21. bxc3 {½-½ (31) Hassim,U (2314)-Mesquita Jr,F (2317) ICCF email 2018}) 11. Bg5 {White has an edge.} Bd8 12. a5 Bxb3 13. cxb3 Qc5 14. Be3 Qc6 15. Qc4 Rc8 16. Nd2 Ng4 17. Qe2 Nxe3 18. Qxe3 b5 19. axb6 Bxb6 20. Qe2 a5 21. O-O Nf6 22. Nc4 O-O 23. Nxa5 Bxa5 24. Rxa5 Rb8 25. Ra6 Rb6 {[#]} (25... Qc7 $14) 26. Rfa1 (26. b4 $1 $18 {[%mdl 512] is more deadly.}) 26... Qb7 $16 27. Rxb6 Qxb6 28. Ra6 $36 {[%mdl 2048] Black is under strong pressure.} Qb8 ({Black should try} 28... Qxb3 29. Rxd6 Qb4) 29. g3 h5 30. h4 Qb4 (30... Rd8 $16 {might work better.}) 31. Qc4 $18 Rb8 {[#]} (31... Qc5 $142 32. Rc6 Qxc4 33. Rxc4 (33. bxc4 Rb8 $16) 33... Rb8) 32. Ra8 $1 {And now Qxb4 would win.} Qb7 33. Rxb8+ Qxb8 34. b4 Qa7 {intending ...Qa1+.} 35. Kg2 g6 (35... Ng4 $142 36. Qe2 Nf6) 36. b5 Ng4 37. Qe2 Nf6 38. Qd3 (38. Qe3 $142 Qb8 39. b4) 38... Ng4 39. Qd2 {Nd5 is the strong threat.} Kg7 $2 (39... Qc5 $16 40. Qe2 Nf6) 40. Nd5 Qc5 41. b6 Qc4 42. f3 Nf6 43. Nxf6 {[%mdl 64] Discovered Attack} Kxf6 44. Qxd6+ {[%mdl 4096] Endgame KQ-KQ} Kg7 45. Qxe5+ Kh7 (45... Kg8 $142 46. Qc3 Qb5) 46. Qc3 Qb5 47. Qd4 Qe2+ 48. Qf2 Qd3 49. e5 Qb5 50. f4 Kg8 $2 (50... Kg7 51. b3 Kf8) 51. Kg1 Qb3 52. Kf1 Qd3+ 53. Kg2 Qb5 $1 54. g4 hxg4 55. Kg3 Qb3+ (55... Qd7 $142 56. Qe3 Qd5) 56. Kxg4 Qd1+ 57. Kg3 Qb3+ 58. Kh2 Qb4 59. Kg2 Kf8 60. Kf3 Ke8 61. Kg4 Kf8 62. h5 gxh5+ 63. Kxh5 Qb3 $2 (63... Qe4 64. b4 Qh7+ 65. Kg4 Qg6+ 66. Kf3 Qc6+ 67. Ke2 Qe4+ 68. Qe3 Qxb4) 64. Kg5 Kg7 65. f5 {White mates.} Qb4 66. f6+ Kf8 67. Qg2 {[%cal Rg2a8]} Qa4 68. b7 Qb5 69. Kh6 {Accuracy: White = 84%, Black = 53%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "2.4"]
[White "Naiditsch, Arkadij"]
[Black "Harikrishna, Pentala"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2626"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 14,87,30,33,31,25,23,4,4,3,23,21,19,28,23,21,76,78,75,73,77,60,75,52,64,64,49,48,64,64,65,34,37,31,40,31,35,35,35,32,40,39,54,43,46,28,36,35,35,45,81,81,76,8,25,8,8,8,8,8,8,0,0,0,0,0,0,0,0,3,8,0,8,0,8,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. a3 {7.Qf3 is becoming the main line.} b5 8. Nxc6 Qxc6 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} 9. Qd4 Bb7 10. O-O-O Rc8 11. Bd3 {[#]} Qc5 $146 ({Predecessor:} 11... Nf6 12. e5 Nd5 13. Be4 Bxa3 14. Nxd5 exd5 15. Bd3 Bc5 16. Qf4 b4 17. Bxc5 Qxc5 {0-1 (24) Paramzina,A (2225)-Kollars,D (2505) Caleta 2018}) 12. Rhe1 Qxd4 13. Bxd4 Ne7 14. f4 b4 (14... Nc6 $11 15. Bb6 d6) 15. axb4 $16 Nc6 16. Bf1 Nxb4 17. Kb1 Rg8 18. h4 h6 19. h5 Be7 20. Re3 Bh4 21. Rh3 Bf6 22. Rg3 {[#] Hoping for Bxf6.} Bxd4 23. Rxd4 Nc6 24. Ra4 Ke7 25. Bxa6 Bxa6 26. Rxa6 g6 27. hxg6 Rxg6 28. Rxg6 fxg6 $14 {[%mdl 4096] Endgame KRN-KRN} 29. Kc1 Rf8 30. Ne2 e5 31. g3 exf4 32. Nxf4 Kf7 33. b4 (33. Kd2 $16) 33... Nxb4 $11 34. Rxg6 {Threatening Rd6.} Rc8 {aiming for ...Nd3+!The position is equal.} 35. Rxh6 (35. Rd6 {feels hotter.} Rxc2+ 36. Kd1 Ke8 37. Rxh6 Rc4 38. Rh8+) 35... Rxc2+ 36. Kd1 {Strongly threatening Rh7+.} Rc4 37. e5 Rd4+ 38. Ke2 Re4+ 39. Kf3 Rxe5 40. Rh7+ Ke8 41. Rh8+ Kf7 42. Rh7+ Ke8 43. Rh8+ Kf7 44. Rh7+ {Accuracy: White = 91%, Black = 92%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "3.1"]
[White "Harikrishna, Pentala"]
[Black "Studer, Noel"]
[Result "1/2-1/2"]
[ECO "E52"]
[WhiteElo "2719"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,103,-8,-5,0,0,-22,0,-38,-19,-28,-29,-64,-48,-46,-50,-58,-56,-64,-45,-30,-24,-125,-127,-121,-82,-81,-86,-115,-116,-118,-121,-120,-123,-112,-102,-91,-84,-135,-118,-145,-143,-177,-179,-177,-141,-191,-72,-67,-70,-70,-62,-85,-30,-81,-16,-54,0,0,0,-173,0,-20,-13,-12,0,0,0,-66,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nf3 d5 6. Bd2 b6 7. cxd5 exd5 8. Bd3 Bb7 9. O-O Bd6 10. Qc2 {E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6.} c5 11. dxc5 bxc5 {[#]} 12. Ne2 $146 ({Predecessor:} 12. Nb5 Be7 13. Rfd1 Nbd7 14. Nc3 Bd6 15. Nb5 Bb8 16. b4 c4 17. Bf5 a6 18. Nbd4 {0-1 (70) Schulze,G (1931)-Ludwig,C (2080) GER email 2013}) 12... Qe7 13. Ng3 g6 14. Rfe1 Ne4 15. Bc3 f5 16. Rad1 Nc6 17. Qa4 Rad8 18. Bb5 Qc7 19. Rxd5 (19. Ne2 $11) 19... Nxc3 $17 20. bxc3 Ne5 21. Rxe5 Bxe5 22. Ng5 Bd5 23. c4 Bf7 $36 {[%mdl 2048] Black is in control.} 24. Nxf7 Rxf7 25. Bc6 {Bd5 would now be nice for White.} Rf6 26. Bd5+ Kg7 27. f4 ({Better is} 27. Rb1 Rb6 28. Rxb6 Qxb6 29. Nf1) 27... Bc3 28. Rb1 {Hoping for Rb7!} Rb6 29. Rb3 {[#]} Rxb3 $1 30. axb3 Rb8 31. Kf2 Qa5 (31... Rb4 $19 {and Black stays clearly on top.} 32. Qe8 Bf6 33. Qg8+ Kh6 34. Qf8+ Qg7 35. Qxc5 Rxb3) 32. Qd7+ Kh8 {...Qa2+ is the strong threat.} 33. Ne2 Bg7 34. h3 Qb6 ({Black should play} 34... a6 $17) 35. g4 (35. Nc1 $11 {remains equal.}) 35... a5 ({Of course not} 35... Qxb3 36. gxf5 gxf5 37. Qxa7 $15) (35... fxg4 $17 36. hxg4 a5) 36. gxf5 $11 Qf6 (36... gxf5 $15 37. Qxf5 Qf6 38. Qxf6 Bxf6) 37. fxg6 hxg6 38. Qa4 $2 (38. Be4 $11 {and White stays safe.}) 38... Qb6 $2 (38... Qh4+ $19 39. Kg2 Qe1) 39. Qa2 Rf8 40. Kg2 Qb4 41. Qc2 Qe1 42. Bf3 (42. Qd3 $11) 42... Kh7 ({Black should try} 42... Bf6 $1 $15 43. Ng3 Kg7) 43. Qd3 {The position is equal.} Bf6 44. Qd7+ $1 Kh6 {aiming for ...Rd8.} 45. Qd6 Kg7 46. Qxc5 Bh4 47. Qd4+ Kh6 48. e4 Rd8 49. Qc5 $1 Rd2 50. Qf8+ Kh7 51. Qf7+ Kh6 {[#] ( -> ...Qg3+)} (51... Kh8 $5 52. Qf8+ $8 Kh7 53. Qf7+ Kh8 54. Qf8+ Kh7 $11) 52. Qf8+ {Accuracy: White = 67%, Black = 75%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "3.2"]
[White "Keymer, Vincent"]
[Black "Naiditsch, Arkadij"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2558"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,55,21,46,47,46,46,56,78,83,77,85,75,74,83,80,71,79,59,118,133,162,0,233,233,316,311,519,514,507,515,497,495,477,495,1617,1589,1513,1291,29975,6295,29977,962,2955,2203]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nc3 d6 6. Nf3 c6 7. e4 Bg4 8. h3 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} Bxf3 9. Bxf3 e5 {next ...exd4 is good for Black.} 10. d5 {White is slightly better.} cxd5 11. cxd5 {[#]} a5 $146 ({Predecessor:} 11... Qd7 12. Bg2 Na6 13. h4 b5 14. Qe2 Rfb8 15. Bh3 Qb7 16. O-O b4 17. Na4 Nc7 {1-0 (60) Kveinys,A (2565)-Luckans,A (2455) Riga 2004}) 12. Be3 Na6 13. h4 h5 14. g4 hxg4 15. Bxg4 Nxg4 ({Black should play} 15... a4 $14) 16. Qxg4 $16 Nb4 {White should prevent ...Nc2+.} 17. h5 $2 (17. O-O-O $18) 17... f5 $2 (17... Nc2+ $11 18. Ke2 Nxa1 19. Rxa1 a4) 18. Qxg6 $18 {[#] Hoping for h6.} Rf6 19. Qg2 {aiming for h6.} Kh7 $2 (19... Kf7 {was necessary.} 20. h6 Bh8) 20. exf5 Nc2+ 21. Kd2 Nxe3 22. fxe3 {[#] And now h6! would win.} Qb6 23. Kc2 Rc8 (23... Qc7 $142 24. h6 Bh8) 24. Rag1 {[%csl Gg1][%cal Rg2g7]} Bh6 25. Kb1 Qxe3 26. Ne4 Rff8 27. Qg6+ Kh8 28. Nf6 {Accuracy: White = 95%, Black = 45%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "3.3"]
[White "Wojtaszek, Radoslaw"]
[Black "Adams, Michael"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2719"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,81,28,18,14,31,31,10,10,10,18,16,19,21,21,25,62,35,33,33,50,48,69,11,12,11,8,6,8,6,6,6,6,6,11,5,5,5,5,6,7,7,5,5,6,7,10,7,10,10,10,10,10,10,10,10,10,10,10,10,12,12,12,12,12,12]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. Be2 dxc4 8. O-O c5 9. dxc5 Nxc5 10. Bxc4 Qxd1 {D37: Queen's Gambit Declined: 5 Bf4.} 11. Rfxd1 b6 12. Ne5 {[#] Nc6 is the strong threat.} Bb7 13. f3 Rfd8 14. e4 {[#]} Kf8 $146 ({Predecessor:} 14... a6 15. Bf1 Rac8 16. Nc4 Rxd1 17. Rxd1 b5 18. Nd6 Bxd6 19. Bxd6 h6 20. Ne2 Ne8 {½-½ (61) Gelfand,B (2734)-Le,Q (2718) Almaty 2016}) 15. Be2 Ncd7 16. Nc4 Bc6 17. Rac1 Ne8 18. Kf1 h6 19. a3 Bg5 20. Be3 (20. Bxg5 $14 hxg5 21. b4) 20... Bxe3 $11 {The position is equal.} 21. Nxe3 Nc5 22. b4 Nb3 23. Rxd8 Rxd8 24. Rd1 Rxd1+ 25. Bxd1 Nd4 26. e5 Ke7 27. Kf2 Nc7 28. f4 f6 29. Ne2 fxe5 30. fxe5 Nxe2 31. Bxe2 {[%mdl 4096] Endgame KBN-KBN} Nd5 32. g3 Nxe3 33. Kxe3 {KB-KB} g5 34. h4 gxh4 35. gxh4 Be8 36. Kd4 Bc6 37. Bd1 Kd7 38. a4 Ke7 39. a5 Kd7 40. axb6 axb6 41. Be2 {Accuracy: White = 91%, Black = 96%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.23"]
[Round "3.4"]
[White "Edouard, Romain"]
[Black "Anton Guijarro, David"]
[Result "0-1"]
[ECO "E32"]
[WhiteElo "2649"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,90,0,0,0,0,0,14,0,0,0,0,0,0,0,0,0,6,-9,0,-34,-31,-25,-33,-30,-31,-28,-27,-36,-53,-49,-47,-41,-36,-85,-71,-71,-71,-71,-71,-71,-71,-71,-71,-121,-105,-104,-109,-213,-212,-198,-191,-227,-234,-245,-232,-271,-219,-214,-192,-292,-297,-281,-270,-403,-375,-383,-360,-335,-256,-1370,-1361,-5635,-4869,-12845,-12504,-12795,-10996,-6564,-6564]} 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 {The position is equal.} Qh4 11. g3 Qh5 12. O-O g5 13. cxd5 Bxc3 14. bxc3 exd5 15. Bc1 {15.Be3 is becoming the main line.} Nxe5 {[#]} 16. Bxe4 $146 ({Predecessor:} 16. f3 Nxd3 17. Qxd3 Nc5 18. Qd2 g4 19. Ba3 b6 20. Ne2 gxf3 21. Nf4 Qg5 22. Qd4 {½-½ (47) Villegas,P (2329)-Bogner,S (2559) Baku 2016}) 16... dxe4 17. Qxe4 Re8 {White must now prevent ...Bg4.} 18. f4 Qxh2+ 19. Kxh2 Ng4+ {[%mdl 64] [#] Discovered Attack} 20. Kg2 Rxe4 21. fxg5 Bd7 22. Bf4 Rae8 23. Rad1 Ne3+ {White is on the road to losing.} 24. Bxe3 Rxe3 25. Nf5 Re2+ 26. Kh3 Be6 27. a4 Re3 28. c4 Re4 29. Rb1 b6 30. a5 (30. c5 $17 {was necessary.}) 30... Re5 $19 ({Less strong is} 30... Rxc4 31. axb6 axb6 32. Rxb6 $15) (30... Bxc4 31. Rf2 $17) (30... bxa5 31. Rb7 $17) 31. g4 Rxa5 ({But not} 31... Bxc4 32. Rf4 $17) 32. Rf4 Rd8 33. Rb3 {White wants to play Ne7+.} Rc5 34. Ra3 Rd7 ({Weaker is} 34... Rxc4 35. Rxc4 Bxc4 36. Rxa7 $17) 35. Re3 Rdc7 36. Rd3 (36. Rd4 $142 h5 37. Rd8+ Kh7 38. Kh4) 36... Bxf5 $1 37. gxf5 {[#] Rd8+ would kill now.} Rxc4 38. Rxc4 (38. Kg4 $142 Rxf4+ 39. Kxf4) 38... Rxc4 {[%mdl 4096] Endgame KR-KR} 39. Rd7 a5 40. Rb7 Rc8 41. Kg4 $2 (41. Ra7) 41... Ra8 {Black is clearly winning.} 42. g6 hxg6 43. fxg6 fxg6 44. Rxb6 Kf7 45. Rb7+ Ke6 {Accuracy: White = 51%, Black = 92%.} 0-1

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.24"]
[Round "4.1"]
[White "Studer, Noel"]
[Black "Anton Guijarro, David"]
[Result "1-0"]
[ECO "D87"]
[WhiteElo "2580"]
[BlackElo "2703"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,6,24,7,23,15,22,9,46,56,74,88,76,78,103,82,87,81,89,89,106,107,108,100,199,212,213,209,216,189,231,203,312,312,312,301,610,600,1031,983,4998,3628,2112,2009,29991,940]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O b6 {is the new trend.} 11. Rc1 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} Bb7 12. Bb5 Na5 13. d5 {[#] The position is equal.} c4 $146 ({Predecessor:} 13... e6 14. c4 Qe7 15. Nf4 exd5 16. exd5 Rad8 17. Re1 Qf6 18. Qd2 Qf5 19. Qe2 Bc8 {1-0 (26) Knaak,R (2505)-Jansa,V (2495) Bratislava 1983}) 14. Nd4 a6 15. Ba4 $1 b5 16. Bc2 Qd7 17. h4 e6 18. dxe6 fxe6 19. Qg4 Rae8 20. e5 Bxe5 21. h5 Bxd4 (21... Nc6 $16 {keeps fighting.}) 22. Bxd4 $18 {Bxg6! is the strong threat.} Nc6 {[#]} 23. Rcd1 $1 {[%cal Bc1d1,Bd1d4,Bd4g4][%mdl 32] aiming for Bxg6!} ({Not} 23. hxg6 Nxd4 24. Rfd1 Nf3+ 25. Qxf3 (25. gxf3 Qc7 $17) 25... Qc7 $14) 23... Nxd4 24. Rxd4 Qg7 25. hxg6 $40 {[%mdl 128] White is out for blood.} hxg6 (25... h6 {was called for.} 26. Qh3 Bc8) 26. Bxg6 Re7 27. Re1 Bd5 $2 (27... Qf6 28. Bf7+ Kxf7) 28. Qg3 Rf6 29. Rg4 Qf8 30. Re5 Rg7 31. Rh5 {Threatening mate with Rgh4.} Qe7 32. Rh6 {Black did not feel at home in the position after the opening. Accuracy: White = 96%, Black = 29%.} (32. Qb8+ $142 Qf8 33. Bh7+ Kf7 34. Qc7+ Ke8 35. Rxg7 Qxg7 {[%mdl 64] Remove Defender} 36. Qxg7 Rf7 {[#]} 37. Bg6 $1 {[%mdl 576] Pin}) 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.24"]
[Round "4.2"]
[White "Adams, Michael"]
[Black "Edouard, Romain"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "2701"]
[BlackElo "2649"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,80,35,12,41,37,47,0,0,0,7,0,0,0,0,0,0,0,0,0,4,3,11,14,16,9,8,0,0,0,0,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. Nce2 c5 6. c3 Nc6 7. Nf3 Qb6 8. a3 cxd4 9. cxd4 f6 10. exf6 Nxf6 11. Nc3 Bd6 12. Bd3 O-O 13. O-O e5 {C06: French Tarrasch: 3...Nf6 4 e5 Nfd7 5 Bd3 main lines.} 14. dxe5 Nxe5 15. Be2 Nxf3+ $1 {The position is equal.} 16. Bxf3 d4 17. Ne4 Nxe4 18. Bxe4 Bf5 19. Bxf5 Rxf5 {[#]} 20. Qd3 $146 ({Predecessor:} 20. b4 Raf8 21. Ra2 Kh8 22. Rc2 Be5 23. Qd3 Qd6 24. h3 h6 25. Re2 Qd5 26. Re4 {0-1 (52) Smole,A (2155)-Sorg,B (2200) Austria 1999}) 20... Raf8 21. Bd2 Qc7 22. g3 Qf7 {[%cal Rf5f2]} 23. f4 a5 24. Rac1 Qd5 25. Qc4 Qxc4 26. Rxc4 {[#]} g5 $1 {[%cal Rg5f4][%mdl 512]} 27. b4 (27. g4 {is interesting.} Rb5 28. b4 Rd5 29. fxg5 Bxh2+ 30. Kg2) (27. fxg5 Rxf1+) 27... axb4 28. Bxb4 Bxb4 29. Rxb4 gxf4 30. Rxf4 Rxf4 31. gxf4 Rxf4 32. Rxb7 $11 {[%mdl 4096] Endgame KR-KR} Rf3 33. Rd7 Rxa3 34. Rxd4 Ra2 35. Rd7 Rb2 36. h3 h6 37. Kh1 Ra2 38. Kg1 Rb2 39. Kh1 Ra2 40. Kg1 Rb2 {Accuracy: White = 95%, Black = 95%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.24"]
[Round "4.3"]
[White "Naiditsch, Arkadij"]
[Black "Wojtaszek, Radoslaw"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2626"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,82,7,9,7,6,15,10,16,6,18,17,9,6,8,8,0,0,0,0,0,0,0,3,0,0,0,0,-13,0,0,0,0,0,-21,-24,-42,-53,-47,-49,-36,-31,-37,-34,-32,-31,-26,-18,-45,-23,-33,-31,-25,-31,-29,-11,-14,-9,-10,-9,-39,-64,-154,-154,-302,-293,-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29994]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. d4 cxd4 5. Qxd4 a6 6. Bxd7+ Bxd7 7. c4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e5 8. Qd3 b5 9. Nc3 {[%cal Rc4b5] The position is equal.} bxc4 10. Qxc4 Be6 11. Qd3 h6 12. O-O Nf6 13. Rd1 Be7 14. Ne1 O-O 15. Nc2 Qd7 16. Ne3 Rfc8 17. Bd2 {[#]} Bd8 $146 ({Predecessor:} 17... Qb7 18. b3 Rc5 19. f3 Rd8 20. Be1 d5 21. exd5 Rc7 22. Rac1 Bxd5 23. Nexd5 Nxd5 24. Nxd5 Rxd5 25. Qxd5 Qxd5 26. Rxd5 Rxc1 27. Rxe5 {½-½ (33) Laine,J (2166)-Maliszewski,G (2250) ICCF email 2017}) 18. Ncd5 Qb7 19. Bc3 Nxd5 20. Nxd5 Rc6 21. h3 Rac8 22. Kh2 Bg5 23. f3 Rc5 24. Ne3 Qb6 {White must now prevent ...Rxc3.} 25. Re1 Bf4+ 26. g3 Bxe3 27. Qxe3 Qc6 28. a3 f6 29. Rad1 Rd8 30. Rd2 d5 31. exd5 Rcxd5 32. Rxd5 Qxd5 33. f4 {[%cal Rf4e5]} Bc8 34. fxe5 Bb7 {[%csl Gb7][%cal Rd5g2]} 35. Rg1 fxe5 36. g4 ({Better is} 36. Qe2 $15) 36... Rf8 $1 $40 {[%mdl 128] Black goes for the king.} 37. g5 ({Wrong is} 37. Qxe5 $2 Rf2+ 38. Kg3 Rg2+ 39. Kh4 Qxe5 $19) (37. Qe2 $17) 37... Rf3 $19 38. Qxe5 $2 (38. Qe2 $19 e4 39. Rg2) 38... Rf2+ $1 {Black mates.} ({Stronger than} 38... Qd7 39. Rg3 $11) 39. Kg3 {[#]} Rg2+ $1 40. Rxg2 Qxg2+ 41. Kh4 {[#]} Qf2+ $1 {Accuracy: White = 70%, Black = 100%.} 0-1

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.24"]
[Round "4.4"]
[White "Harikrishna, Pentala"]
[Black "Keymer, Vincent"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2719"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,73,-8,-17,-19,3,11,16,21,21,11,16,19,31,41,58,22,37,15,33,37,58,30,59,67,81,88,87,114,106,102,105,99,112,100,107,76,92,65,73,71,184,200,291,244,231,243,1086,1073,1261,1243,1282,818,833,796,762,723,884,689]} 1. c4 c6 2. d4 d5 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bb3 b4 9. Ne2 {[%cal Bc3e2,Be2f4,Bf4e6][%mdl 32]} Be7 10. O-O {D47: Semi-Slav: Meran System.} Bb7 11. Nf4 c5 12. Ng5 {[#] The position is equal.} O-O $146 ({Predecessor:} 12... Qb6 13. Re1 O-O 14. e4 cxd4 15. e5 Nd5 16. Nh5 g6 17. Ng3 f5 18. exf6 Rxf6 {1-0 (37) Annakov,B (2420)-Nevostrujev,V (2425) Moscow 1995}) 13. Ngxe6 fxe6 14. Nxe6 {[%mdl 64] [#] Double Attack} Qc8 15. Nxc5+ Kh8 16. Nxb7 Qxb7 17. f3 a5 18. e4 {[%mdl 1024] White has compensation.} Nb6 19. Qe2 $1 a4 20. Bc2 Rfc8 {[#]} 21. Bd3 $1 a3 22. b3 Qd7 23. Be3 Rc3 24. Rad1 Rd8 25. Kh1 Qe8 26. Bg1 Bf8 27. Qe1 Nbd7 28. Bb1 Nh5 (28... Qh5 $16 {was worth a try.}) 29. e5 $18 Qe6 (29... g6 $142 30. f4 Nb6) 30. Qh4 Qh6 31. g4 (31. Qxd8 $2 {gets mated.} Ng3#) 31... Nf4 $2 (31... Nhf6 32. Qxh6 gxh6 33. exf6 Nxf6) 32. Qxd8 {White is clearly winning.} Qh3 33. Rf2 Rxf3 34. Qa8 Rxf2 35. Bxf2 Qxg4 36. Rg1 Qh5 37. Re1 {Black did not feel at home in the position after the opening. Accuracy: White = 78%, Black = 68%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.28"]
[Round "5.1"]
[White "Keymer, Vincent"]
[Black "Studer, Noel"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2558"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 10,113,16,6,12,2,13,0,14,4,15,0,6,1,18,0,10,0,0,6,12,14,15,0,0,0,0,0,0,0,107,116,104,112,108,112,114,116,103,47,106,102,144,149,233,203,242,181,196,191,271,252,230,175,175,155,309,130,127,93,95,42,43,50,33,0,98,84,85,87,86,64,60,65,50,54,115,117,190,189,189,181,170,178,197,189,168,102,102,108,114,115,116,122,126,116,252,254,399,369,467,457,617,608,583,576]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Be7 6. e4 dxe4 {E20: Nimzo-Indian: 4 g3 and 4 f3.} 7. fxe4 c5 8. d5 exd5 {The position is equal.} 9. exd5 O-O 10. Be2 Re8 11. Nf3 Bg4 12. O-O Nbd7 13. h3 Bxf3 {[#]} 14. Rxf3 $146 ({Predecessor:} 14. Bxf3 Bd6 15. Nb5 Be5 16. d6 Rb8 17. Bg5 Qb6 18. a4 a5 19. Ra3 Rbd8 20. Rd3 {1-0 (32) Shlyakhtenko,R (2342)-Petrosyan,M (2607) Lichess.org INT 2020}) 14... Bd6 15. Bg5 Qe7 16. Nb5 Bb8 17. Re3 Be5 18. d6 Qf8 19. Bg4 a6 (19... Bxb2 $11 20. Rb1 Rxe3 21. Bxe3 Be5) 20. Bxd7 $1 $16 Nxd7 21. Be7 $1 {[%cal Re7f8]} Rxe7 22. dxe7 Qxe7 23. Nc7 $1 {[%cal Rc7a8]} Rd8 24. Nd5 (24. Kh1 $1 $16) 24... Qg5 (24... Qe6 $1 $14) 25. Kh1 $1 Bd4 26. Re7 $1 Ne5 (26... h5 $16) 27. Rxb7 h5 28. Qc1 Qh4 29. Ne7+ Kf8 (29... Kh7 {keeps fighting.}) 30. Nf5 Qf6 31. Qf1 Qc6 {[#]} 32. Rb3 $1 {Strongly threatening Qe2.} Qa4 $2 {[#]} (32... g6 $16) 33. Rg3 (33. Rb6 $1 $18 {Nxg7! is the strong threat.} Qd7 34. Rd1) 33... Bxb2 34. Rb1 Qxc4 35. Qf2 (35. Nxg7 $16 {Black must now prevent Qf6!} Qxf1+ 36. Rxf1) 35... Bc1 $1 $14 36. Qe1 {[%mdl 1024] White has compensation.} Bf4 $1 37. Rd1 {[%cal Rd1d8]} Re8 (37... Rd5 $1 $11 38. Rb1 (38. Rxg7 Rxd1 39. Qxd1 Nd3 $11) 38... Rd8) 38. Rc3 $40 {[%mdl 128] Black is in trouble.} Qe6 39. Qe4 Ng6 40. Qxe6 fxe6 41. Ne3 Rc8 42. Nc4 Rb8 (42... Ke7 $14) 43. g3 $16 Bc7 (43... Bg5 $16 {was necessary.}) 44. Rd7 $18 Bd8 45. Re3 Bf6 46. Rxe6 Kg8 47. Rb6 Re8 48. Rd5 (48. Rxa6 $18 {Hoping for Rd5.} h4 49. Kg2) 48... h4 $16 49. gxh4 Nf4 50. Rf5 ({Much worse is} 50. Rxc5 $6 Bd4 $11) 50... Re4 51. Nd2 Re1+ 52. Kh2 Be5 {Loses the game.} (52... Re2+ $16 {was worth a try.} 53. Kg3 Rxd2) 53. Nf3 ({And not} 53. Rxa6 Nd3+ 54. Rxe5 Nxe5 $11) 53... Bc7 (53... Re2+ $142 54. Kh1 Bc7) 54. Nxe1 $18 Ne6+ 55. Re5 {White is clearly winning.} Nd4 56. Rxa6 Bxe5+ 57. Kg2 {Accuracy: White = 79%, Black = 63%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.28"]
[Round "5.2"]
[White "Wojtaszek, Radoslaw"]
[Black "Harikrishna, Pentala"]
[Result "0-1"]
[ECO "D12"]
[WhiteElo "2719"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 15,99,29,18,31,26,11,20,10,16,14,19,11,12,6,5,3,16,2,11,0,36,37,25,34,18,39,22,51,97,0,41,43,29,45,27,30,79,-45,-55,-48,-70,-61,-54,-141,-145,-138,-134,-138,-138,-132,-131,-135,-120,-114,-94,-93,-95,-240,-233,-191,-194,-260,-239,-242,-25,-43,-36,-33,-477,-40,-40,-767,-761,-754,-754,-29941,-29942,-29955,-29955,-29963,-29951,-7804,-6386,-29973,-29974,-29972]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 7. f3 Bg6 8. Qb3 Qc7 9. Bd2 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} Be7 10. O-O-O dxc4 11. Bxc4 {The position is equal.} b5 12. Be2 ({But not} 12. Nxg6 $2 bxc4 13. Qxc4 (13. Nb5 $2 Qd7 $19) 13... hxg6 $19) 12... a6 13. Nxg6 hxg6 14. Ne4 Nxe4 15. fxe4 c5 16. Kb1 Nc6 {[#]} 17. Bc3 $146 ({Predecessor:} 17. e5 cxd4 18. Bf3 Rc8 19. Rc1 Qd7 20. Qc2 Na7 21. Qxc8+ Nxc8 22. Bc6 Nb6 23. Bxd7+ Kxd7 24. exd4 {1-0 (32) Carlsen,M (2863)-Vachier Lagrave,M (2778) chess24.com INT 2020}) 17... O-O 18. h4 c4 19. Qc2 b4 20. Be1 {h5 is the strong threat.} c3 21. h5 g5 22. e5 (22. h6 $16) 22... b3 23. Qxc3 bxa2+ 24. Ka1 Bb4 25. Qc2 Bxe1 26. h6 (26. Rdxe1 $16 Rfc8 27. Rc1) 26... Rfc8 $1 $15 ({Don't play} 26... Bh4 27. g3 $14) 27. Rdxe1 {[#] Threatens to win with hxg7.} Nb4 $36 {[%mdl 2048] Black has the initiative.} 28. Qxc7 Rxc7 29. hxg7 (29. Ref1 $15) 29... Nc2+ $17 30. Kxa2 Nxe1 31. Rh8+ Kxg7 32. Rxa8 Nxg2 33. Rxa6 Nxe3 {[%mdl 4096] Endgame KRB-KRN} 34. Ra3 Nf5 35. Rd3 Rd7 36. d5 (36. b4 $17) 36... Rxd5 $19 37. Rxd5 exd5 {KB-KN} 38. b4 Nd4 39. Bg4 {[#]} Nc6 $2 ({Black should try} 39... Kf8 $1 $19 {aiming for ...Ke7.} 40. Ka3 Nc6) 40. b5 $1 $11 {[%cal Rb5c6]} Nxe5 41. b6 $1 Kf6 42. b7 $2 (42. Bd1 $19 Nc6 43. b7) 42... Nc6 $15 {Hoping for ...Ke5.} 43. Ka3 $2 {[%mdl 8192]} (43. Kb2 $15) 43... Ke5 $19 44. Ka4 Kd6 45. Kb5 Kc7 46. Kc5 Ne7 47. b8=Q+ Kxb8 48. Kd6 f5 49. Bd1 g4 50. Ke5 {Accuracy: White = 65%, Black = 79%.} 0-1

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.28"]
[Round "5.3"]
[White "Edouard, Romain"]
[Black "Naiditsch, Arkadij"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2649"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 10,101,16,0,39,33,35,37,73,70,75,62,82,102,95,62,172,37,58,58,43,15,26,12,42,15,12,12,13,7,144,120,233,35,29,29,32,30,39,33,36,31,36,26,29,40,29,25,29,35,35,21,19,10,54,15,15,15,15,15,15,17,17,17,46,46,41,37,39,24,24,24,31,39,856,839,325,325,325,8,8,0,0,0,8,8,8,8,8,8,8,8,8,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Qb3 a5 6. g3 Nc6 {E21: Nimzo-Indian: 4 Nf3.} 7. Bg2 a4 8. Qc2 Ba6 {White is slightly better.} 9. O-O $1 a3 {[#]} 10. Rd1 $146 ({Predecessor:} 10. Nb5 O-O 11. Ne5 Bb7 12. bxa3 Be7 13. Rd1 Qc8 14. Bb2 Na7 15. a4 Bxg2 16. Kxg2 {½-½ (51) Frenzel,L (2149)-Rosche,E (2462) Remote email 2012}) 10... axb2 11. Bxb2 Na5 12. Ne5 c6 ({Black should try} 12... Bb7 $14) 13. d5 (13. Ne4 $1 $18) 13... cxd5 $1 $14 14. cxd5 {Nxf7! is the strong threat.} Rc8 15. dxe6 fxe6 16. Rac1 {Threatening Qa4.} O-O $1 17. Qa4 Bc5 $1 18. Nxd7 Nxd7 19. Rxd7 Qf6 (19... Bxf2+ $11 {keeps the balance.} 20. Kh1 Qe8) 20. Kh1 $16 {aiming for Rb1.} Bxe2 {[#]} (20... Rcd8 $16) 21. Qc2 $2 ({Resist} 21. Nxe2 $6 Qxb2 22. Qg4 Qf6 $16) ({Only move:} 21. Qe4 $1 $18 {[%cal Re4e2]} Bf3 22. Qxf3 Qxf3 23. Bxf3 Rxf3 24. Ne4) 21... Bf3 $14 {Strongly threatening ...Bxg2+.} 22. Ne4 {[%mdl 64] Discovered Attack} Bxg2+ 23. Kxg2 Qf3+ 24. Kg1 e5 25. Bxe5 Bxf2+ $1 26. Nxf2 Qxf2+ 27. Qxf2 {Rxc8 would kill now.} Rxc1+ 28. Kg2 Rxf2+ 29. Kxf2 $11 {[%mdl 4096] Endgame KRB-KRN} Rc2+ 30. Kg1 g6 31. a4 Nc4 32. Rg7+ Kf8 33. Rc7 Rc1+ 34. Kg2 Ne3+ $1 35. Kf3 Rxc7 36. Bxc7 {KB-KN} Nd5 37. Be5 {Black must now prevent Ke4.} Ke7 38. Ke4 Ke6 39. g4 h5 40. gxh5 gxh5 41. Bd4 Kd6 $2 {[%mdl 8192] [#]} (41... h4 $14) 42. Kf5 $1 $18 Kc6 43. Kg5 b5 {[%cal Bb6b5,Bb5b4,Bb4b3][%mdl 32]} 44. a5 $2 (44. axb5+ $18 Kxb5 45. Kxh5) 44... b4 $11 {The position is equal.} 45. Kxh5 Kb5 46. Kg5 b3 47. h4 Ne7 $1 48. h5 Ng8 $1 49. Bc3 Kc4 50. Bb2 Kb5 51. Bc3 {Accuracy: White = 69%, Black = 67%.} 1/2-1/2

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.28"]
[Round "5.4"]
[White "Anton Guijarro, David"]
[Black "Adams, Michael"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2703"]
[BlackElo "2701"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 9,107,12,16,9,12,0,6,0,2,0,0,0,2,0,0,7,8,0,2,6,8,5,14,16,4,16,8,7,12,16,11,19,22,9,31,21,23,26,58,33,32,27,26,30,36,33,29,0,21,32,33,28,17,36,31,32,66,70,69,72,63,54,109,102,205,199,206,202,213,190,192,190,273,173,171,180,157,160,302,311,300,347,389,403,774,775,788,743,789,799,772,768,29954,6532,29993,29994,29994,29995,29995,29996]} 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 {A13: English Opening: 1...e6.} c5 7. Ne5 Qc8 8. Qd3 {The position is equal.} Nc6 9. Nxd7 Nxd7 10. b3 Be7 11. Bb2 O-O 12. O-O Rd8 13. Nc3 Nf6 14. Qc2 Nb4 15. Qc1 Qd7 16. Rd1 Rac8 17. d3 {[#]} h6 $146 ({Predecessor:} 17... b6 18. Qd2 Nbd5 19. Ne4 h6 20. e3 Qb5 21. Bf1 Qe8 22. Qe2 Rd7 23. a3 Rdd8 {½-½ (38) Anton Guijarro,D (2674)-Karjakin,S (2760) Douglas 2019}) 18. Rb1 b6 19. a3 Nc6 20. e3 Nd5 21. Ne4 Qc7 22. Qc2 Qb8 23. Qe2 Ne5 24. Rbc1 Nd7 25. f4 a5 26. g4 N5f6 27. Nd2 Nd5 28. Ne4 {next Rf1 is good for White.} N5f6 $1 29. Nc3 b5 30. g5 hxg5 31. fxg5 Nh7 32. h4 Ne5 33. Ne4 c4 {[%cal Re5d3]} 34. Bxe5 Qxe5 35. d4 $36 {[%mdl 2048] White is pushing.} ({But not} 35. dxc4 $6 Rxd1+ 36. Rxd1 bxc4 $15) 35... Qc7 {[#] White leaves nothing to chance now.} ({Better is} 35... Qb8 $14) 36. a4 $1 $16 {[%cal Ra4b5]} f5 (36... Qb6 $16) 37. gxf6 $1 $18 Nxf6 38. Nxf6+ Bxf6 39. axb5 c3 40. Qg4 Qd6 (40... e5 {was worth a try.} 41. Qe6+ Kf8) 41. Bf1 {Strongly threatening Bc4.} c2 42. Rd2 {[#] Hoping for Bc4.} Rc3 43. Bd3 Rxb3 (43... Kf8 $16 {is a better defense.}) 44. Rcxc2 Kf8 45. Rd1 Qb4 46. Rc7 Rc3 (46... Rxd3 $142 47. Rxd3 Qxb5) 47. b6 Rxc7 48. bxc7 Rc8 49. Qxe6 Rxc7 50. Rb1 Re7 51. Qc6 (51. Qd5 $142 Rxe3 52. Rxb4 axb4 53. Bc4 Ke8 54. Qb7 Bxd4 55. Qc8+ Ke7 56. Qc7+ Kf6 57. Qf7+ Ke5 58. Qd5+ Kf4 59. Qxd4+ {[%mdl 64] Double Attack} Kf3 60. Kf1) 51... Qd2 52. Rb8+ {White mates.} Kf7 53. Qd5+ Re6 54. Qh5+ {Accuracy: White = 89%, Black = 68%.} 1-0

[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 {½-½ (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 dxe4 26. Nxe4 ({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 {½-½ (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 "2020.08.04"]
[Round "6.3"]
[White "Harikrishna, Pentala"]
[Black "Edouard, Romain"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2719"]
[BlackElo "2649"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]

{[%evp 9,87,13,25,22,28,20,20,21,11,16,26,25,33,19,26,28,64,45,58,51,95,77,118,104,110,74,61,71,102,85,87,76,77,79,98,98,99,97,97,108,105,105,101,101,93,100,140,139,139,136,131,141,284,232,216,216,610,587,594,518,546,546,29968,29972,29972,29954,29960,4775,5173,944,29967,29973,29971,29972,29970,29974,29973,29975,29978,29979]} 1. e4 c5 2. Nf3 d6 3. d4 (3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Bb5+ Bd7 7. Bxd7+ Nbxd7 8. Re1 Ne5 9. d4 Nxf3+ 10. Qxf3 cxd4 11. cxd4 O-O 12. Nc3 Qb6 13. Qd1 e6 14. Rb1 Rac8 15. Be3 d5 16. e5 Nd7 17. h4 f6 18. f4 f5 19. h5 Kf7 20. Qa4 Rfd8 21. Bf2 {1-0 (37) Harikrishna,P (2719)-Edouard,R (2649) Biel 2020}) 3... 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 {[%cal Bb2b3,Bb3b4,Bb4b5][%mdl 32]} Bb7 14. Bb2 Ba8 {[#]} 15. Nd5 $146 ({Predecessor:} 15. Ba1 Re8 16. Rd2 Nce5 17. Nh2 Qc8 18. f4 Nc6 19. Bg4 Qb7 20. Bxd7 Qxd7 21. Nd5 {½-½ (59) Visakh,N (2526)-Esen,B (2478) Konya 2019}) 15... b5 16. Bxg7 Kxg7 17. b4 bxc4 18. Bxc4 a5 {[%cal Rc6b4]} 19. b5 Nce5 20. Nxe5 Nxe5 21. Bf1 Nd7 22. Rbc1 $36 {[%mdl 2048] White is in control.} Bxd5 23. exd5 Nc5 24. Rd4 Kg8 25. Rh4 {Qh6 would kill now.} f5 26. Rd4 a4 27. h4 Qe8 28. Rxc5 $1 dxc5 29. Rxa4 Rxb5 30. Ra7 ({Don't take} 30. Bxb5 Qxb5 31. Qe6+ Rf7 $14) 30... Rf7 {Now Black is done in.} (30... Rb6 $16) 31. Bxb5 Qxb5 32. Rxe7 ({Don't play} 32. Ra8+ $6 Kg7 $16) 32... Rxe7 $2 (32... Qb1+ 33. Kh2 Qb4 34. Re8+ Kg7) 33. Qxe7 $18 {[%mdl 4096] Endgame d6 is the strong threat. KQ-KQ} Qb1+ 34. Kh2 Qxa2 35. Qxc5 Qd2 {Now ...Qf4+ and Black clings on.} 36. d6 Kf7 37. f3 Qe1 38. Qd4 (38. Qd5+ $142 Kf8 39. Qd4 Qe8 40. Qh8+ Kf7 41. Qxh7+ Ke6 42. Qc7 Qd7 43. Kg3 f4+ {[%mdl 64] Decoy} 44. Kxf4 Qa4+ 45. Kg3) 38... Qe8 39. Qd5+ (39. d7 $142 Qd8 40. Kg3) 39... Qe6 40. Qxe6+ $1 {White mates.} Kxe6 41. Kg3 Kxd6 42. Kf4 Ke6 {[#]} 43. Kg5 $1 {[%cal Rg5h6]} Kf7 {[#]} 44. Kh6 $1 {Accuracy: White = 87%, Black = 63%.} 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 {½-½ (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

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.29"]
[Round "7.1"]
[White "Wojtaszek, Radoslaw"]
[Black "Studer, Noel"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2719"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,117,13,8,9,10,0,6,2,10,0,0,0,0,0,10,7,12,14,8,7,11,12,10,7,31,-16,-31,-49,-53,-60,-50,-51,-52,-38,-27,-82,-91,-124,41,20,104,104,119,95,100,93,95,93,143,128,143,130,140,129,130,120,133,128,141,126,208,108,229,228,241,220,236,222,293,294,312,304,313,305,298,301,335,334,458,460,923,914,908,882,12845,12843,12785,10627,7212,6105,12818,11539,29937,12813,12461,3649,29965,6203,29953,29967,29979,29980,29980,29981,29981,29982]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Be7 5. Bg2 d5 6. Nf3 O-O 7. O-O Nbd7 8. a4 {E11: Bogo-Indian.} a5 9. Qc2 c6 10. Na3 {The position is equal.} Bd6 {[#]} 11. Rfd1 $1 $146 {[%mdl 8] A top novelty.} ({Predecessor:} 11. Ne1 Re8 12. Nd3 e5 13. cxd5 e4 14. Nf4 cxd5 15. Nb5 Bb8 16. Rac1 Ra6 17. Bh3 {½-½ (60) Ding,L (2805)-Anand,V (2756) Saint Louis 2019}) 11... Ne4 12. Be3 f5 13. Qc1 h6 14. Ne1 g5 15. f3 Nef6 $1 16. Nd3 Qe7 17. Bf2 Qg7 18. Re1 h5 19. cxd5 exd5 20. Nb1 Kh8 21. Nc3 h4 22. gxh4 gxh4 23. Kh1 $1 {[#]} (23. Bxh4 $2 Rg8 $19) 23... h3 $1 {[%mdl 512]} 24. Bxh3 (24. Bf1 $11) 24... Qh7 $17 25. Nf4 Nh5 $2 ({Don't play} 25... Bxf4 $6 26. Qxf4 Qxh3 27. Bh4 $11) ({Better is} 25... Qh6 $1 $17 26. Bg3 Rg8) 26. Ne6 $14 Re8 (26... Ng7 $1 $11 {remains equal.} 27. Ng5 (27. Nxf8 Nxf8 28. Kg2 Nh5 $14) 27... Qh5) 27. Ng5 $16 Qg6 {Threatens to win with ...Bf4.} 28. Nf7+ {[%mdl 64] Deflection} Qxf7 29. Qh6+ {[%mdl 64] Double Attack} Qh7 30. Qxd6 Ndf6 31. Bh4 $36 {[%mdl 2048] White is really pushing.} Qf7 32. Rg1 f4 33. Bxc8 Raxc8 34. Bxf6+ Qxf6 35. Qxf6+ Nxf6 36. Rg6 Nh7 {[#]} (36... Rf8 $16 {might work better.} 37. Rh6+ Nh7) 37. Rag1 (37. Rg4 $1 $18) 37... Rc7 {Black cannot hold the game after this.} (37... Rg8 $16) 38. R1g4 $18 Rf7 39. Kg1 Nf8 {[#]} 40. Rh6+ $1 Nh7 41. Kf2 Rg8 42. Rgh4 Rg5 43. Na2 Kg8 44. Nc1 Nf8 45. Nd3 Ng6 46. Rg4 Kg7 (46... Rxg4 $142 47. fxg4 Rf6) 47. Rxg5 Kxh6 48. Rxg6+ {[%mdl 64] Remove Defender, Decoy} Kxg6 {[%mdl 4096] Endgame KR-KN} 49. Ne5+ {[%mdl 64] Double Attack} Kf6 50. Nxf7 Kxf7 {KP-KP} 51. e4 fxe3+ 52. Kxe3 b6 53. h4 c5 54. f4 Kg7 55. Kf3 (55. f5 $142 Kf6 56. Kf4 cxd4 57. h5 d3 58. Ke3 Kg5 59. Kxd3 Kxh5 60. Kd4) 55... Kg6 56. Kg4 {White mates.} Kg7 57. h5 Kf6 58. f5 cxd4 59. h6 {Accuracy: White = 89%, Black = 53%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.29"]
[Round "7.2"]
[White "Edouard, Romain"]
[Black "Keymer, Vincent"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2649"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,75,13,17,12,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,10,7,0,0,0,5,23,32,10,14,73,0,0,-29,-34,-78,-86,-90,-26,-35,-19,-17,-30,-65,-18,-9,441,388,438,437,361,317,1072,1049,1741,1611,29976,29977,29977,29978,29977,29979,29989,29990,29990,29973,29956,29951]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. Ba4 Ngf6 5. O-O e6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} a6 {White must now prevent ...b5.} 7. c4 Be7 8. d4 {The position is equal.} cxd4 9. Nxd4 O-O 10. Nc3 Qc7 11. Qe2 Ne5 12. Bb3 $1 Bd7 13. f4 {[#]} Ng6 $146 ({Predecessor:} 13... Nc6 14. Nxc6 Bxc6 15. Bd2 Rab8 16. Kh1 b5 17. cxb5 axb5 18. Rac1 Qb7 19. a3 Rfc8 {1-0 (60) Shuvalova,P (2446)-Protopopova,A (2230) Moscow 2019}) 14. Kh1 e5 15. Nf5 Bd8 16. fxe5 Nxe5 17. Bf4 Re8 18. Rad1 Bxf5 $1 19. exf5 Qc8 (19... h6 $11) 20. Qc2 (20. Rxd6 $16 {c5 is the strong threat.} Bc7 21. Rxf6 gxf6 22. Nd5) 20... Ba5 $11 21. Ba4 Qxc4 22. Bg5 Bxc3 23. bxc3 {[#] Hoping for Bxf6.} b5 (23... Ned7 $1 $17 24. Be3 (24. Rxe8+ Rxe8 25. h3 Re2 $17) 24... Rac8) 24. Bb3 Qg4 25. Bxf6 $1 gxf6 26. Qf2 Kh8 27. Rxd6 Rad8 $2 {[%mdl 8192] [#] This move loses the game for Black.} (27... Qg5 $11 28. h4 Qg7) 28. Rxd8 $1 $18 Rxd8 29. Qb6 $1 {[%csl LRa6,LRd8,LRf6][%mdl 64] Double Attack} Re8 {[#] Black wants to play ...Kg7.} 30. Bxf7 $1 {[%mdl 512]} Qh4 $2 (30... Rf8) (30... Nxf7 31. Qxf6+) 31. g3 Qh6 32. Bxe8 Ng4 {[#]} 33. Bh5 $1 {White mates.} Qxh5 34. Qb8+ Kg7 35. Re7+ Kh6 36. Qf8+ Kg5 37. Rg7+ Kxf5 38. Qc8+ {[%mdl 64] Double Attack. Accuracy: White = 85%, Black = 57%.} 1-0

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.29"]
[Round "7.3"]
[White "Anton Guijarro, David"]
[Black "Harikrishna, Pentala"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2703"]
[BlackElo "2719"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,62,0,0,2,18,0,16,0,0,0,0,0,17,40,0,0,0,0,29,0,0,-22,0,-107,-107,-209,-185,-190,-53,-538,-538,-532,-528,-505,-492,-483,-476,-468,-449,-442,-159]} 1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. Nc3 e6 5. d4 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. Bb2 Bb7 10. O-O Qe7 11. Rfe1 Rfe8 12. Rad1 Rad8 13. Bf1 {D45: Semi-Slav: 5 e3.} c5 {13...e5 is the modern continuation. Played by Magnus Carlsen in July 2020.} 14. cxd5 exd5 15. Nb5 {The position is equal.} Bb8 $1 {[#]} 16. dxc5 $146 ({Predecessor:} 16. g3 Qe4 17. Qe2 Qe6 18. Nc3 h6 19. Rc1 Rc8 20. Bg2 Red8 21. dxc5 bxc5 22. Red1 {0-1 (66) Gonzaga Grego,L (2403)-Szerlak,A (2356) ICCF email 2018}) 16... bxc5 17. g3 Ng4 18. Bg2 Ndf6 19. Nc3 h5 20. Ba3 Qc7 21. h3 (21. Nb5 Qa5 $17) 21... d4 22. hxg4 hxg4 23. Nb5 (23. Nxd4 $1 $11 Bxg2 24. Kxg2 Qb7+ 25. Kg1 cxd4 26. exd4) 23... Qa5 $17 24. Nfxd4 (24. Nh4 $17 {keeps fighting.} dxe3 25. Rxe3 (25. Bxb7 $2 Rxd1 {[%mdl 64] Overworked Piece} 26. Rxd1 e2 $19) 25... Rxd1+ 26. Qxd1 Rxe3 27. fxe3 Bxg2 28. Nxg2) 24... Bxg2 $1 $19 25. Qxc5 {[#]} ({Much weaker is} 25. Bxc5 Be4 $17) 25... Bb7 (25... Ba8 $1 $19 {Threatens to win with ...Rd5.} 26. Nc6 Bxc6 27. Qxc6 a6) 26. Nf5 $2 {[%mdl 8192] [#] White does not recover from this.} (26. Nc3 $1 $15 Qxc5 27. Bxc5) 26... Rd5 $1 {[%cal Rd5c5] Black is clearly winning.} 27. Ne7+ {[#]} Rxe7 $1 {[%mdl 512]} 28. Qxe7 Qxb5 ({Inferior is} 28... Rxb5 29. Bb2 $11) 29. e4 Rxd1 30. Rxd1 {Rd8+ is the strong threat.} Bxe4 {And now ...Qe2! would win.} 31. Re1 Ba8 $2 {Accuracy: White = 62%, Black = 78%.} (31... Bb7 $19 {and Black stays clearly on top.} 32. Qf8+ Kh7) 0-1

[Event "53rd Biel Classical 2020"]
[Site "Biel"]
[Date "2020.07.29"]
[Round "7.4"]
[White "Adams, Michael"]
[Black "Naiditsch, Arkadij"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2701"]
[BlackElo "2626"]
[Annotator "TA"]
[PlyCount "171"]
[EventDate "2020.07.21"]
[EventType "tourn"]
[EventCountry "SUI"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,171,40,41,41,40,45,40,31,46,39,37,35,46,32,26,20,18,14,59,49,56,20,21,0,15,0,0,0,22,24,44,44,44,40,44,44,39,44,44,32,44,44,44,44,44,37,37,37,20,16,40,33,29,26,19,0,45,45,45,45,45,45,45,45,45,45,45,38,45,45,45,30,48,33,45,45,45,38,49,48,45,52,51,46,93,60,59,0,94,75,94,39,248,242,227,108,105,97,73,61,60,51,66,45,52,32,203,203,203,203,202,201,203,203,179,172,233,232,328,402,371,358,610,595,735,711,684,666,604,525,504,1339,762,491,29939,29943,29940,29943,12850,29940,29942,29941,29946,29947,29944,29947,29946,29947,29943,29943,29947,12797,11750,10485,5589,5559,5559,4641,4627,4618]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Na5 8. Ba2 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} c5 9. c3 Nc6 10. Na3 {White is slightly better.} h6 11. Bd2 a6 12. h3 Rb8 {12...Re8 is the hot move.} 13. Nc2 Be6 14. Bxe6 fxe6 15. d4 {[#]} Qe8 $146 ({Predecessor:} 15... c4 16. Qe2 b5 17. axb5 axb5 18. d5 exd5 19. exd5 Na5 20. Nb4 Ra8 21. Nh4 Rf7 {1-0 (36) Kravtsiv,M (2645)-Kazakovskiy,V (2430) Stockholm 2016}) 16. dxc5 dxc5 17. a5 Rd8 18. Qe2 Nh5 19. Be3 Qg6 20. Ra4 Nf4 21. Bxf4 $1 Rxf4 22. Rd1 Rxd1+ 23. Qxd1 Rxe4 24. Qd3 Rg4 $1 {[%cal Rg4g2]} 25. Qxg6 Rxg6 26. Ne3 Rf6 27. Nd2 {[%mdl 1024] White has compensation.} Rf8 28. Ne4 Rd8 29. Kf1 Kf7 30. Ke2 Ke8 31. Nd2 h5 32. Nb3 g6 33. Re4 Kf7 34. Ra4 Kf6 35. Nc4 Kf7 36. Nb6 Bf8 37. Nd2 Be7 38. Ne4 Ke8 39. Ra3 Kf8 40. Ra1 Ke8 41. Nc4 Rd5 42. g3 Rd8 43. Nb6 Kf7 44. Ra3 Ke8 45. h4 Kf7 46. Nc4 Rd7 47. Rb3 Kf8 48. Ke3 Kg7 49. Kf3 Kf8 50. Ke3 Kg7 $1 51. Ng5 Kf6 52. Rb6 ({White should try} 52. Kf3 $16) 52... Kf5 $2 (52... Bd8 $1 $14) 53. Ne4 $18 g5 {[#]} 54. g4+ $1 {[%mdl 512]} hxg4 $16 (54... Kxg4 55. Rxc6) 55. h5 Nd8 56. Ncd6+ Bxd6 $1 57. Nxd6+ $14 {[%mdl 4096] Endgame KRN-KRN} Kf6 $1 58. Ne4+ {[%mdl 64] Double Attack} Kg7 $1 59. Nxc5 Rc7 $2 {Black is now going downhill.} ({Better is} 59... Re7 $1 $14) 60. Nxe6+ $18 Nxe6 61. Rxe6 {KR-KR} Rc5 62. Rg6+ $1 Kh7 63. Rxg5 Rxa5 64. Rxg4 b5 (64... Kh6 {was worth a try.} 65. Rg6+ Kxh5) 65. Rg6 b4 (65... Ra2 {was called for.} 66. b4 Ra4) 66. cxb4 Rb5 67. Rg4 $1 {[%cal Rg4h4]} Kh6 $2 (67... Rd5 68. Rc4 Rb5) 68. Kd3 Kxh5 69. f3 $1 Rb8 70. Kc4 $1 {[%cal Rc4d5]} Rc8+ {[#]} 71. Kb3 $1 Rf8 72. Ka4 Rxf3 73. Re4 Kg6 (73... Rf5 $18 74. Ka5 Kg6) 74. Rxe5 Kf6 75. Re8 ({Weaker is} 75. Ra5 Ke6 $16) 75... Kf7 76. Ra8 Ke7 {[#]} 77. Ka5 $1 {[%cal Ra5a6]} Rb3 78. Rb8 Kd7 79. Kxa6 Kc7 80. Rb7+ Kc8 81. b5 Rxb2 82. Rh7 Rb1 {White is clearly winning.} 83. Kb6 Rb2 84. Rh8+ Kd7 85. Rb8 Rb1 86. Ka7 {Accuracy: White = 93%, Black = 76%.} 1-0

